diff options
Diffstat (limited to 'drivers/net/wireless/ath')
62 files changed, 2769 insertions, 2065 deletions
diff --git a/drivers/net/wireless/ath/ar5523/ar5523.c b/drivers/net/wireless/ath/ar5523/ar5523.c index 17d7fece35d2..280fc3d53a36 100644 --- a/drivers/net/wireless/ath/ar5523/ar5523.c +++ b/drivers/net/wireless/ath/ar5523/ar5523.c @@ -1762,6 +1762,7 @@ static struct usb_device_id ar5523_id_table[] = { AR5523_DEVICE_UX(0x2001, 0x3a00), /* Dlink / DWLAG132 */ AR5523_DEVICE_UG(0x2001, 0x3a02), /* Dlink / DWLG132 */ AR5523_DEVICE_UX(0x2001, 0x3a04), /* Dlink / DWLAG122 */ + AR5523_DEVICE_UG(0x07d1, 0x3a07), /* D-Link / WUA-2340 rev A1 */ AR5523_DEVICE_UG(0x1690, 0x0712), /* Gigaset / AR5523 */ AR5523_DEVICE_UG(0x1690, 0x0710), /* Gigaset / SMCWUSBTG */ AR5523_DEVICE_UG(0x129b, 0x160c), /* Gigaset / USB stick 108 diff --git a/drivers/net/wireless/ath/ath10k/bmi.c b/drivers/net/wireless/ath/ath10k/bmi.c index 744da6d1c405..a1f099628850 100644 --- a/drivers/net/wireless/ath/ath10k/bmi.c +++ b/drivers/net/wireless/ath/ath10k/bmi.c @@ -22,7 +22,8 @@ void ath10k_bmi_start(struct ath10k *ar) { - ath10k_dbg(ATH10K_DBG_CORE, "BMI started\n"); + ath10k_dbg(ATH10K_DBG_BMI, "bmi start\n"); + ar->bmi.done_sent = false; } @@ -32,8 +33,10 @@ int ath10k_bmi_done(struct ath10k *ar) u32 cmdlen = sizeof(cmd.id) + sizeof(cmd.done); int ret; + ath10k_dbg(ATH10K_DBG_BMI, "bmi done\n"); + if (ar->bmi.done_sent) { - ath10k_dbg(ATH10K_DBG_CORE, "%s skipped\n", __func__); + ath10k_dbg(ATH10K_DBG_BMI, "bmi skipped\n"); return 0; } @@ -46,7 +49,6 @@ int ath10k_bmi_done(struct ath10k *ar) return ret; } - ath10k_dbg(ATH10K_DBG_CORE, "BMI done\n"); return 0; } @@ -59,6 +61,8 @@ int ath10k_bmi_get_target_info(struct ath10k *ar, u32 resplen = sizeof(resp.get_target_info); int ret; + ath10k_dbg(ATH10K_DBG_BMI, "bmi get target info\n"); + if (ar->bmi.done_sent) { ath10k_warn("BMI Get Target Info Command disallowed\n"); return -EBUSY; @@ -80,6 +84,7 @@ int ath10k_bmi_get_target_info(struct ath10k *ar, target_info->version = __le32_to_cpu(resp.get_target_info.version); target_info->type = __le32_to_cpu(resp.get_target_info.type); + return 0; } @@ -92,15 +97,14 @@ int ath10k_bmi_read_memory(struct ath10k *ar, u32 rxlen; int ret; + ath10k_dbg(ATH10K_DBG_BMI, "bmi read address 0x%x length %d\n", + address, length); + if (ar->bmi.done_sent) { ath10k_warn("command disallowed\n"); return -EBUSY; } - ath10k_dbg(ATH10K_DBG_CORE, - "%s: (device: 0x%p, address: 0x%x, length: %d)\n", - __func__, ar, address, length); - while (length) { rxlen = min_t(u32, length, BMI_MAX_DATA_SIZE); @@ -133,15 +137,14 @@ int ath10k_bmi_write_memory(struct ath10k *ar, u32 txlen; int ret; + ath10k_dbg(ATH10K_DBG_BMI, "bmi write address 0x%x length %d\n", + address, length); + if (ar->bmi.done_sent) { ath10k_warn("command disallowed\n"); return -EBUSY; } - ath10k_dbg(ATH10K_DBG_CORE, - "%s: (device: 0x%p, address: 0x%x, length: %d)\n", - __func__, ar, address, length); - while (length) { txlen = min(length, BMI_MAX_DATA_SIZE - hdrlen); @@ -180,15 +183,14 @@ int ath10k_bmi_execute(struct ath10k *ar, u32 address, u32 *param) u32 resplen = sizeof(resp.execute); int ret; + ath10k_dbg(ATH10K_DBG_BMI, "bmi execute address 0x%x param 0x%x\n", + address, *param); + if (ar->bmi.done_sent) { ath10k_warn("command disallowed\n"); return -EBUSY; } - ath10k_dbg(ATH10K_DBG_CORE, - "%s: (device: 0x%p, address: 0x%x, param: %d)\n", - __func__, ar, address, *param); - cmd.id = __cpu_to_le32(BMI_EXECUTE); cmd.execute.addr = __cpu_to_le32(address); cmd.execute.param = __cpu_to_le32(*param); @@ -216,6 +218,9 @@ int ath10k_bmi_lz_data(struct ath10k *ar, const void *buffer, u32 length) u32 txlen; int ret; + ath10k_dbg(ATH10K_DBG_BMI, "bmi lz data buffer 0x%p length %d\n", + buffer, length); + if (ar->bmi.done_sent) { ath10k_warn("command disallowed\n"); return -EBUSY; @@ -250,6 +255,9 @@ int ath10k_bmi_lz_stream_start(struct ath10k *ar, u32 address) u32 cmdlen = sizeof(cmd.id) + sizeof(cmd.lz_start); int ret; + ath10k_dbg(ATH10K_DBG_BMI, "bmi lz stream start address 0x%x\n", + address); + if (ar->bmi.done_sent) { ath10k_warn("command disallowed\n"); return -EBUSY; @@ -275,6 +283,10 @@ int ath10k_bmi_fast_download(struct ath10k *ar, u32 trailer_len = length - head_len; int ret; + ath10k_dbg(ATH10K_DBG_BMI, + "bmi fast download address 0x%x buffer 0x%p length %d\n", + address, buffer, length); + ret = ath10k_bmi_lz_stream_start(ar, address); if (ret) return ret; diff --git a/drivers/net/wireless/ath/ath10k/ce.c b/drivers/net/wireless/ath/ath10k/ce.c index f8b969f518f8..834e29ea236c 100644 --- a/drivers/net/wireless/ath/ath10k/ce.c +++ b/drivers/net/wireless/ath/ath10k/ce.c @@ -76,36 +76,7 @@ static inline void ath10k_ce_src_ring_write_index_set(struct ath10k *ar, u32 ce_ctrl_addr, unsigned int n) { - struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - void __iomem *indicator_addr; - - if (!test_bit(ATH10K_PCI_FEATURE_HW_1_0_WORKAROUND, ar_pci->features)) { - ath10k_pci_write32(ar, ce_ctrl_addr + SR_WR_INDEX_ADDRESS, n); - return; - } - - /* workaround for QCA988x_1.0 HW CE */ - indicator_addr = ar_pci->mem + ce_ctrl_addr + DST_WATERMARK_ADDRESS; - - if (ce_ctrl_addr == ath10k_ce_base_address(CDC_WAR_DATA_CE)) { - iowrite32((CDC_WAR_MAGIC_STR | n), indicator_addr); - } else { - unsigned long irq_flags; - local_irq_save(irq_flags); - iowrite32(1, indicator_addr); - - /* - * PCIE write waits for ACK in IPQ8K, there is no - * need to read back value. - */ - (void)ioread32(indicator_addr); - (void)ioread32(indicator_addr); /* conservative */ - - ath10k_pci_write32(ar, ce_ctrl_addr + SR_WR_INDEX_ADDRESS, n); - - iowrite32(0, indicator_addr); - local_irq_restore(irq_flags); - } + ath10k_pci_write32(ar, ce_ctrl_addr + SR_WR_INDEX_ADDRESS, n); } static inline u32 ath10k_ce_src_ring_write_index_get(struct ath10k *ar, @@ -285,7 +256,7 @@ static inline void ath10k_ce_engine_int_status_clear(struct ath10k *ar, * ath10k_ce_sendlist_send. * The caller takes responsibility for any needed locking. */ -static int ath10k_ce_send_nolock(struct ce_state *ce_state, +static int ath10k_ce_send_nolock(struct ath10k_ce_pipe *ce_state, void *per_transfer_context, u32 buffer, unsigned int nbytes, @@ -293,7 +264,7 @@ static int ath10k_ce_send_nolock(struct ce_state *ce_state, unsigned int flags) { struct ath10k *ar = ce_state->ar; - struct ce_ring_state *src_ring = ce_state->src_ring; + struct ath10k_ce_ring *src_ring = ce_state->src_ring; struct ce_desc *desc, *sdesc; unsigned int nentries_mask = src_ring->nentries_mask; unsigned int sw_index = src_ring->sw_index; @@ -306,7 +277,9 @@ static int ath10k_ce_send_nolock(struct ce_state *ce_state, ath10k_warn("%s: send more we can (nbytes: %d, max: %d)\n", __func__, nbytes, ce_state->src_sz_max); - ath10k_pci_wake(ar); + ret = ath10k_pci_wake(ar); + if (ret) + return ret; if (unlikely(CE_RING_DELTA(nentries_mask, write_index, sw_index - 1) <= 0)) { @@ -346,7 +319,7 @@ exit: return ret; } -int ath10k_ce_send(struct ce_state *ce_state, +int ath10k_ce_send(struct ath10k_ce_pipe *ce_state, void *per_transfer_context, u32 buffer, unsigned int nbytes, @@ -365,33 +338,19 @@ int ath10k_ce_send(struct ce_state *ce_state, return ret; } -void ath10k_ce_sendlist_buf_add(struct ce_sendlist *sendlist, u32 buffer, - unsigned int nbytes, u32 flags) -{ - unsigned int num_items = sendlist->num_items; - struct ce_sendlist_item *item; - - item = &sendlist->item[num_items]; - item->data = buffer; - item->u.nbytes = nbytes; - item->flags = flags; - sendlist->num_items++; -} - -int ath10k_ce_sendlist_send(struct ce_state *ce_state, +int ath10k_ce_sendlist_send(struct ath10k_ce_pipe *ce_state, void *per_transfer_context, - struct ce_sendlist *sendlist, - unsigned int transfer_id) + unsigned int transfer_id, + u32 paddr, unsigned int nbytes, + u32 flags) { - struct ce_ring_state *src_ring = ce_state->src_ring; - struct ce_sendlist_item *item; + struct ath10k_ce_ring *src_ring = ce_state->src_ring; struct ath10k *ar = ce_state->ar; struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); unsigned int nentries_mask = src_ring->nentries_mask; - unsigned int num_items = sendlist->num_items; unsigned int sw_index; unsigned int write_index; - int i, delta, ret = -ENOMEM; + int delta, ret = -ENOMEM; spin_lock_bh(&ar_pci->ce_lock); @@ -400,30 +359,12 @@ int ath10k_ce_sendlist_send(struct ce_state *ce_state, delta = CE_RING_DELTA(nentries_mask, write_index, sw_index - 1); - if (delta >= num_items) { - /* - * Handle all but the last item uniformly. - */ - for (i = 0; i < num_items - 1; i++) { - item = &sendlist->item[i]; - ret = ath10k_ce_send_nolock(ce_state, - CE_SENDLIST_ITEM_CTXT, - (u32) item->data, - item->u.nbytes, transfer_id, - item->flags | - CE_SEND_FLAG_GATHER); - if (ret) - ath10k_warn("CE send failed for item: %d\n", i); - } - /* - * Provide valid context pointer for final item. - */ - item = &sendlist->item[i]; + if (delta >= 1) { ret = ath10k_ce_send_nolock(ce_state, per_transfer_context, - (u32) item->data, item->u.nbytes, - transfer_id, item->flags); + paddr, nbytes, + transfer_id, flags); if (ret) - ath10k_warn("CE send failed for last item: %d\n", i); + ath10k_warn("CE send failed: %d\n", ret); } spin_unlock_bh(&ar_pci->ce_lock); @@ -431,11 +372,11 @@ int ath10k_ce_sendlist_send(struct ce_state *ce_state, return ret; } -int ath10k_ce_recv_buf_enqueue(struct ce_state *ce_state, +int ath10k_ce_recv_buf_enqueue(struct ath10k_ce_pipe *ce_state, void *per_recv_context, u32 buffer) { - struct ce_ring_state *dest_ring = ce_state->dest_ring; + struct ath10k_ce_ring *dest_ring = ce_state->dest_ring; u32 ctrl_addr = ce_state->ctrl_addr; struct ath10k *ar = ce_state->ar; struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); @@ -448,7 +389,9 @@ int ath10k_ce_recv_buf_enqueue(struct ce_state *ce_state, write_index = dest_ring->write_index; sw_index = dest_ring->sw_index; - ath10k_pci_wake(ar); + ret = ath10k_pci_wake(ar); + if (ret) + goto out; if (CE_RING_DELTA(nentries_mask, write_index, sw_index - 1) > 0) { struct ce_desc *base = dest_ring->base_addr_owner_space; @@ -470,6 +413,8 @@ int ath10k_ce_recv_buf_enqueue(struct ce_state *ce_state, ret = -EIO; } ath10k_pci_sleep(ar); + +out: spin_unlock_bh(&ar_pci->ce_lock); return ret; @@ -479,14 +424,14 @@ int ath10k_ce_recv_buf_enqueue(struct ce_state *ce_state, * Guts of ath10k_ce_completed_recv_next. * The caller takes responsibility for any necessary locking. */ -static int ath10k_ce_completed_recv_next_nolock(struct ce_state *ce_state, +static int ath10k_ce_completed_recv_next_nolock(struct ath10k_ce_pipe *ce_state, void **per_transfer_contextp, u32 *bufferp, unsigned int *nbytesp, unsigned int *transfer_idp, unsigned int *flagsp) { - struct ce_ring_state *dest_ring = ce_state->dest_ring; + struct ath10k_ce_ring *dest_ring = ce_state->dest_ring; unsigned int nentries_mask = dest_ring->nentries_mask; unsigned int sw_index = dest_ring->sw_index; @@ -535,7 +480,7 @@ static int ath10k_ce_completed_recv_next_nolock(struct ce_state *ce_state, return 0; } -int ath10k_ce_completed_recv_next(struct ce_state *ce_state, +int ath10k_ce_completed_recv_next(struct ath10k_ce_pipe *ce_state, void **per_transfer_contextp, u32 *bufferp, unsigned int *nbytesp, @@ -556,11 +501,11 @@ int ath10k_ce_completed_recv_next(struct ce_state *ce_state, return ret; } -int ath10k_ce_revoke_recv_next(struct ce_state *ce_state, +int ath10k_ce_revoke_recv_next(struct ath10k_ce_pipe *ce_state, void **per_transfer_contextp, u32 *bufferp) { - struct ce_ring_state *dest_ring; + struct ath10k_ce_ring *dest_ring; unsigned int nentries_mask; unsigned int sw_index; unsigned int write_index; @@ -612,19 +557,20 @@ int ath10k_ce_revoke_recv_next(struct ce_state *ce_state, * Guts of ath10k_ce_completed_send_next. * The caller takes responsibility for any necessary locking. */ -static int ath10k_ce_completed_send_next_nolock(struct ce_state *ce_state, +static int ath10k_ce_completed_send_next_nolock(struct ath10k_ce_pipe *ce_state, void **per_transfer_contextp, u32 *bufferp, unsigned int *nbytesp, unsigned int *transfer_idp) { - struct ce_ring_state *src_ring = ce_state->src_ring; + struct ath10k_ce_ring *src_ring = ce_state->src_ring; u32 ctrl_addr = ce_state->ctrl_addr; struct ath10k *ar = ce_state->ar; unsigned int nentries_mask = src_ring->nentries_mask; unsigned int sw_index = src_ring->sw_index; + struct ce_desc *sdesc, *sbase; unsigned int read_index; - int ret = -EIO; + int ret; if (src_ring->hw_index == sw_index) { /* @@ -634,48 +580,54 @@ static int ath10k_ce_completed_send_next_nolock(struct ce_state *ce_state, * the SW has really caught up to the HW, or if the cached * value of the HW index has become stale. */ - ath10k_pci_wake(ar); + + ret = ath10k_pci_wake(ar); + if (ret) + return ret; + src_ring->hw_index = ath10k_ce_src_ring_read_index_get(ar, ctrl_addr); src_ring->hw_index &= nentries_mask; + ath10k_pci_sleep(ar); } + read_index = src_ring->hw_index; - if ((read_index != sw_index) && (read_index != 0xffffffff)) { - struct ce_desc *sbase = src_ring->shadow_base; - struct ce_desc *sdesc = CE_SRC_RING_TO_DESC(sbase, sw_index); + if ((read_index == sw_index) || (read_index == 0xffffffff)) + return -EIO; - /* Return data from completed source descriptor */ - *bufferp = __le32_to_cpu(sdesc->addr); - *nbytesp = __le16_to_cpu(sdesc->nbytes); - *transfer_idp = MS(__le16_to_cpu(sdesc->flags), - CE_DESC_FLAGS_META_DATA); + sbase = src_ring->shadow_base; + sdesc = CE_SRC_RING_TO_DESC(sbase, sw_index); - if (per_transfer_contextp) - *per_transfer_contextp = - src_ring->per_transfer_context[sw_index]; + /* Return data from completed source descriptor */ + *bufferp = __le32_to_cpu(sdesc->addr); + *nbytesp = __le16_to_cpu(sdesc->nbytes); + *transfer_idp = MS(__le16_to_cpu(sdesc->flags), + CE_DESC_FLAGS_META_DATA); - /* sanity */ - src_ring->per_transfer_context[sw_index] = NULL; + if (per_transfer_contextp) + *per_transfer_contextp = + src_ring->per_transfer_context[sw_index]; - /* Update sw_index */ - sw_index = CE_RING_IDX_INCR(nentries_mask, sw_index); - src_ring->sw_index = sw_index; - ret = 0; - } + /* sanity */ + src_ring->per_transfer_context[sw_index] = NULL; - return ret; + /* Update sw_index */ + sw_index = CE_RING_IDX_INCR(nentries_mask, sw_index); + src_ring->sw_index = sw_index; + + return 0; } /* NB: Modeled after ath10k_ce_completed_send_next */ -int ath10k_ce_cancel_send_next(struct ce_state *ce_state, +int ath10k_ce_cancel_send_next(struct ath10k_ce_pipe *ce_state, void **per_transfer_contextp, u32 *bufferp, unsigned int *nbytesp, unsigned int *transfer_idp) { - struct ce_ring_state *src_ring; + struct ath10k_ce_ring *src_ring; unsigned int nentries_mask; unsigned int sw_index; unsigned int write_index; @@ -727,7 +679,7 @@ int ath10k_ce_cancel_send_next(struct ce_state *ce_state, return ret; } -int ath10k_ce_completed_send_next(struct ce_state *ce_state, +int ath10k_ce_completed_send_next(struct ath10k_ce_pipe *ce_state, void **per_transfer_contextp, u32 *bufferp, unsigned int *nbytesp, @@ -756,53 +708,29 @@ int ath10k_ce_completed_send_next(struct ce_state *ce_state, void ath10k_ce_per_engine_service(struct ath10k *ar, unsigned int ce_id) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct ce_state *ce_state = ar_pci->ce_id_to_state[ce_id]; + struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id]; u32 ctrl_addr = ce_state->ctrl_addr; - void *transfer_context; - u32 buf; - unsigned int nbytes; - unsigned int id; - unsigned int flags; + int ret; + + ret = ath10k_pci_wake(ar); + if (ret) + return; - ath10k_pci_wake(ar); spin_lock_bh(&ar_pci->ce_lock); /* Clear the copy-complete interrupts that will be handled here. */ ath10k_ce_engine_int_status_clear(ar, ctrl_addr, HOST_IS_COPY_COMPLETE_MASK); - if (ce_state->recv_cb) { - /* - * Pop completed recv buffers and call the registered - * recv callback for each - */ - while (ath10k_ce_completed_recv_next_nolock(ce_state, - &transfer_context, - &buf, &nbytes, - &id, &flags) == 0) { - spin_unlock_bh(&ar_pci->ce_lock); - ce_state->recv_cb(ce_state, transfer_context, buf, - nbytes, id, flags); - spin_lock_bh(&ar_pci->ce_lock); - } - } + spin_unlock_bh(&ar_pci->ce_lock); - if (ce_state->send_cb) { - /* - * Pop completed send buffers and call the registered - * send callback for each - */ - while (ath10k_ce_completed_send_next_nolock(ce_state, - &transfer_context, - &buf, - &nbytes, - &id) == 0) { - spin_unlock_bh(&ar_pci->ce_lock); - ce_state->send_cb(ce_state, transfer_context, - buf, nbytes, id); - spin_lock_bh(&ar_pci->ce_lock); - } - } + if (ce_state->recv_cb) + ce_state->recv_cb(ce_state); + + if (ce_state->send_cb) + ce_state->send_cb(ce_state); + + spin_lock_bh(&ar_pci->ce_lock); /* * Misc CE interrupts are not being handled, but still need @@ -823,10 +751,13 @@ void ath10k_ce_per_engine_service(struct ath10k *ar, unsigned int ce_id) void ath10k_ce_per_engine_service_any(struct ath10k *ar) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - int ce_id; + int ce_id, ret; u32 intr_summary; - ath10k_pci_wake(ar); + ret = ath10k_pci_wake(ar); + if (ret) + return; + intr_summary = CE_INTERRUPT_SUMMARY(ar); for (ce_id = 0; intr_summary && (ce_id < ar_pci->ce_count); ce_id++) { @@ -849,13 +780,16 @@ void ath10k_ce_per_engine_service_any(struct ath10k *ar) * * Called with ce_lock held. */ -static void ath10k_ce_per_engine_handler_adjust(struct ce_state *ce_state, +static void ath10k_ce_per_engine_handler_adjust(struct ath10k_ce_pipe *ce_state, int disable_copy_compl_intr) { u32 ctrl_addr = ce_state->ctrl_addr; struct ath10k *ar = ce_state->ar; + int ret; - ath10k_pci_wake(ar); + ret = ath10k_pci_wake(ar); + if (ret) + return; if ((!disable_copy_compl_intr) && (ce_state->send_cb || ce_state->recv_cb)) @@ -871,11 +805,14 @@ static void ath10k_ce_per_engine_handler_adjust(struct ce_state *ce_state, void ath10k_ce_disable_interrupts(struct ath10k *ar) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - int ce_id; + int ce_id, ret; + + ret = ath10k_pci_wake(ar); + if (ret) + return; - ath10k_pci_wake(ar); for (ce_id = 0; ce_id < ar_pci->ce_count; ce_id++) { - struct ce_state *ce_state = ar_pci->ce_id_to_state[ce_id]; + struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id]; u32 ctrl_addr = ce_state->ctrl_addr; ath10k_ce_copy_complete_intr_disable(ar, ctrl_addr); @@ -883,12 +820,8 @@ void ath10k_ce_disable_interrupts(struct ath10k *ar) ath10k_pci_sleep(ar); } -void ath10k_ce_send_cb_register(struct ce_state *ce_state, - void (*send_cb) (struct ce_state *ce_state, - void *transfer_context, - u32 buffer, - unsigned int nbytes, - unsigned int transfer_id), +void ath10k_ce_send_cb_register(struct ath10k_ce_pipe *ce_state, + void (*send_cb)(struct ath10k_ce_pipe *), int disable_interrupts) { struct ath10k *ar = ce_state->ar; @@ -900,13 +833,8 @@ void ath10k_ce_send_cb_register(struct ce_state *ce_state, spin_unlock_bh(&ar_pci->ce_lock); } -void ath10k_ce_recv_cb_register(struct ce_state *ce_state, - void (*recv_cb) (struct ce_state *ce_state, - void *transfer_context, - u32 buffer, - unsigned int nbytes, - unsigned int transfer_id, - unsigned int flags)) +void ath10k_ce_recv_cb_register(struct ath10k_ce_pipe *ce_state, + void (*recv_cb)(struct ath10k_ce_pipe *)) { struct ath10k *ar = ce_state->ar; struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); @@ -919,11 +847,11 @@ void ath10k_ce_recv_cb_register(struct ce_state *ce_state, static int ath10k_ce_init_src_ring(struct ath10k *ar, unsigned int ce_id, - struct ce_state *ce_state, + struct ath10k_ce_pipe *ce_state, const struct ce_attr *attr) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct ce_ring_state *src_ring; + struct ath10k_ce_ring *src_ring; unsigned int nentries = attr->src_nentries; unsigned int ce_nbytes; u32 ctrl_addr = ath10k_ce_base_address(ce_id); @@ -937,19 +865,18 @@ static int ath10k_ce_init_src_ring(struct ath10k *ar, return 0; } - ce_nbytes = sizeof(struct ce_ring_state) + (nentries * sizeof(void *)); + ce_nbytes = sizeof(struct ath10k_ce_ring) + (nentries * sizeof(void *)); ptr = kzalloc(ce_nbytes, GFP_KERNEL); if (ptr == NULL) return -ENOMEM; - ce_state->src_ring = (struct ce_ring_state *)ptr; + ce_state->src_ring = (struct ath10k_ce_ring *)ptr; src_ring = ce_state->src_ring; - ptr += sizeof(struct ce_ring_state); + ptr += sizeof(struct ath10k_ce_ring); src_ring->nentries = nentries; src_ring->nentries_mask = nentries - 1; - ath10k_pci_wake(ar); src_ring->sw_index = ath10k_ce_src_ring_read_index_get(ar, ctrl_addr); src_ring->sw_index &= src_ring->nentries_mask; src_ring->hw_index = src_ring->sw_index; @@ -957,7 +884,6 @@ static int ath10k_ce_init_src_ring(struct ath10k *ar, src_ring->write_index = ath10k_ce_src_ring_write_index_get(ar, ctrl_addr); src_ring->write_index &= src_ring->nentries_mask; - ath10k_pci_sleep(ar); src_ring->per_transfer_context = (void **)ptr; @@ -970,6 +896,12 @@ static int ath10k_ce_init_src_ring(struct ath10k *ar, (nentries * sizeof(struct ce_desc) + CE_DESC_RING_ALIGN), &base_addr); + if (!src_ring->base_addr_owner_space_unaligned) { + kfree(ce_state->src_ring); + ce_state->src_ring = NULL; + return -ENOMEM; + } + src_ring->base_addr_ce_space_unaligned = base_addr; src_ring->base_addr_owner_space = PTR_ALIGN( @@ -986,12 +918,21 @@ static int ath10k_ce_init_src_ring(struct ath10k *ar, src_ring->shadow_base_unaligned = kmalloc((nentries * sizeof(struct ce_desc) + CE_DESC_RING_ALIGN), GFP_KERNEL); + if (!src_ring->shadow_base_unaligned) { + pci_free_consistent(ar_pci->pdev, + (nentries * sizeof(struct ce_desc) + + CE_DESC_RING_ALIGN), + src_ring->base_addr_owner_space, + src_ring->base_addr_ce_space); + kfree(ce_state->src_ring); + ce_state->src_ring = NULL; + return -ENOMEM; + } src_ring->shadow_base = PTR_ALIGN( src_ring->shadow_base_unaligned, CE_DESC_RING_ALIGN); - ath10k_pci_wake(ar); ath10k_ce_src_ring_base_addr_set(ar, ctrl_addr, src_ring->base_addr_ce_space); ath10k_ce_src_ring_size_set(ar, ctrl_addr, nentries); @@ -999,18 +940,21 @@ static int ath10k_ce_init_src_ring(struct ath10k *ar, ath10k_ce_src_ring_byte_swap_set(ar, ctrl_addr, 0); ath10k_ce_src_ring_lowmark_set(ar, ctrl_addr, 0); ath10k_ce_src_ring_highmark_set(ar, ctrl_addr, nentries); - ath10k_pci_sleep(ar); + + ath10k_dbg(ATH10K_DBG_BOOT, + "boot ce src ring id %d entries %d base_addr %p\n", + ce_id, nentries, src_ring->base_addr_owner_space); return 0; } static int ath10k_ce_init_dest_ring(struct ath10k *ar, unsigned int ce_id, - struct ce_state *ce_state, + struct ath10k_ce_pipe *ce_state, const struct ce_attr *attr) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct ce_ring_state *dest_ring; + struct ath10k_ce_ring *dest_ring; unsigned int nentries = attr->dest_nentries; unsigned int ce_nbytes; u32 ctrl_addr = ath10k_ce_base_address(ce_id); @@ -1024,25 +968,23 @@ static int ath10k_ce_init_dest_ring(struct ath10k *ar, return 0; } - ce_nbytes = sizeof(struct ce_ring_state) + (nentries * sizeof(void *)); + ce_nbytes = sizeof(struct ath10k_ce_ring) + (nentries * sizeof(void *)); ptr = kzalloc(ce_nbytes, GFP_KERNEL); if (ptr == NULL) return -ENOMEM; - ce_state->dest_ring = (struct ce_ring_state *)ptr; + ce_state->dest_ring = (struct ath10k_ce_ring *)ptr; dest_ring = ce_state->dest_ring; - ptr += sizeof(struct ce_ring_state); + ptr += sizeof(struct ath10k_ce_ring); dest_ring->nentries = nentries; dest_ring->nentries_mask = nentries - 1; - ath10k_pci_wake(ar); dest_ring->sw_index = ath10k_ce_dest_ring_read_index_get(ar, ctrl_addr); dest_ring->sw_index &= dest_ring->nentries_mask; dest_ring->write_index = ath10k_ce_dest_ring_write_index_get(ar, ctrl_addr); dest_ring->write_index &= dest_ring->nentries_mask; - ath10k_pci_sleep(ar); dest_ring->per_transfer_context = (void **)ptr; @@ -1055,6 +997,12 @@ static int ath10k_ce_init_dest_ring(struct ath10k *ar, (nentries * sizeof(struct ce_desc) + CE_DESC_RING_ALIGN), &base_addr); + if (!dest_ring->base_addr_owner_space_unaligned) { + kfree(ce_state->dest_ring); + ce_state->dest_ring = NULL; + return -ENOMEM; + } + dest_ring->base_addr_ce_space_unaligned = base_addr; /* @@ -1071,44 +1019,35 @@ static int ath10k_ce_init_dest_ring(struct ath10k *ar, dest_ring->base_addr_ce_space_unaligned, CE_DESC_RING_ALIGN); - ath10k_pci_wake(ar); ath10k_ce_dest_ring_base_addr_set(ar, ctrl_addr, dest_ring->base_addr_ce_space); ath10k_ce_dest_ring_size_set(ar, ctrl_addr, nentries); ath10k_ce_dest_ring_byte_swap_set(ar, ctrl_addr, 0); ath10k_ce_dest_ring_lowmark_set(ar, ctrl_addr, 0); ath10k_ce_dest_ring_highmark_set(ar, ctrl_addr, nentries); - ath10k_pci_sleep(ar); + + ath10k_dbg(ATH10K_DBG_BOOT, + "boot ce dest ring id %d entries %d base_addr %p\n", + ce_id, nentries, dest_ring->base_addr_owner_space); return 0; } -static struct ce_state *ath10k_ce_init_state(struct ath10k *ar, +static struct ath10k_ce_pipe *ath10k_ce_init_state(struct ath10k *ar, unsigned int ce_id, const struct ce_attr *attr) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct ce_state *ce_state = NULL; + struct ath10k_ce_pipe *ce_state = &ar_pci->ce_states[ce_id]; u32 ctrl_addr = ath10k_ce_base_address(ce_id); spin_lock_bh(&ar_pci->ce_lock); - if (!ar_pci->ce_id_to_state[ce_id]) { - ce_state = kzalloc(sizeof(*ce_state), GFP_ATOMIC); - if (ce_state == NULL) { - spin_unlock_bh(&ar_pci->ce_lock); - return NULL; - } - - ar_pci->ce_id_to_state[ce_id] = ce_state; - ce_state->ar = ar; - ce_state->id = ce_id; - ce_state->ctrl_addr = ctrl_addr; - ce_state->state = CE_RUNNING; - /* Save attribute flags */ - ce_state->attr_flags = attr->flags; - ce_state->src_sz_max = attr->src_sz_max; - } + ce_state->ar = ar; + ce_state->id = ce_id; + ce_state->ctrl_addr = ctrl_addr; + ce_state->attr_flags = attr->flags; + ce_state->src_sz_max = attr->src_sz_max; spin_unlock_bh(&ar_pci->ce_lock); @@ -1122,12 +1061,17 @@ static struct ce_state *ath10k_ce_init_state(struct ath10k *ar, * initialization. It may be that only one side or the other is * initialized by software/firmware. */ -struct ce_state *ath10k_ce_init(struct ath10k *ar, +struct ath10k_ce_pipe *ath10k_ce_init(struct ath10k *ar, unsigned int ce_id, const struct ce_attr *attr) { - struct ce_state *ce_state; + struct ath10k_ce_pipe *ce_state; u32 ctrl_addr = ath10k_ce_base_address(ce_id); + int ret; + + ret = ath10k_pci_wake(ar); + if (ret) + return NULL; ce_state = ath10k_ce_init_state(ar, ce_id, attr); if (!ce_state) { @@ -1136,40 +1080,38 @@ struct ce_state *ath10k_ce_init(struct ath10k *ar, } if (attr->src_nentries) { - if (ath10k_ce_init_src_ring(ar, ce_id, ce_state, attr)) { - ath10k_err("Failed to initialize CE src ring for ID: %d\n", - ce_id); + ret = ath10k_ce_init_src_ring(ar, ce_id, ce_state, attr); + if (ret) { + ath10k_err("Failed to initialize CE src ring for ID: %d (%d)\n", + ce_id, ret); ath10k_ce_deinit(ce_state); return NULL; } } if (attr->dest_nentries) { - if (ath10k_ce_init_dest_ring(ar, ce_id, ce_state, attr)) { - ath10k_err("Failed to initialize CE dest ring for ID: %d\n", - ce_id); + ret = ath10k_ce_init_dest_ring(ar, ce_id, ce_state, attr); + if (ret) { + ath10k_err("Failed to initialize CE dest ring for ID: %d (%d)\n", + ce_id, ret); ath10k_ce_deinit(ce_state); return NULL; } } /* Enable CE error interrupts */ - ath10k_pci_wake(ar); ath10k_ce_error_intr_enable(ar, ctrl_addr); + ath10k_pci_sleep(ar); return ce_state; } -void ath10k_ce_deinit(struct ce_state *ce_state) +void ath10k_ce_deinit(struct ath10k_ce_pipe *ce_state) { - unsigned int ce_id = ce_state->id; struct ath10k *ar = ce_state->ar; struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - ce_state->state = CE_UNUSED; - ar_pci->ce_id_to_state[ce_id] = NULL; - if (ce_state->src_ring) { kfree(ce_state->src_ring->shadow_base_unaligned); pci_free_consistent(ar_pci->pdev, @@ -1190,5 +1132,7 @@ void ath10k_ce_deinit(struct ce_state *ce_state) ce_state->dest_ring->base_addr_ce_space); kfree(ce_state->dest_ring); } - kfree(ce_state); + + ce_state->src_ring = NULL; + ce_state->dest_ring = NULL; } diff --git a/drivers/net/wireless/ath/ath10k/ce.h b/drivers/net/wireless/ath/ath10k/ce.h index c17f07c026f4..aec802868341 100644 --- a/drivers/net/wireless/ath/ath10k/ce.h +++ b/drivers/net/wireless/ath/ath10k/ce.h @@ -27,7 +27,6 @@ /* Descriptor rings must be aligned to this boundary */ #define CE_DESC_RING_ALIGN 8 -#define CE_SENDLIST_ITEMS_MAX 12 #define CE_SEND_FLAG_GATHER 0x00010000 /* @@ -36,16 +35,9 @@ * how to use copy engines. */ -struct ce_state; +struct ath10k_ce_pipe; -/* Copy Engine operational state */ -enum ce_op_state { - CE_UNUSED, - CE_PAUSED, - CE_RUNNING, -}; - #define CE_DESC_FLAGS_GATHER (1 << 0) #define CE_DESC_FLAGS_BYTE_SWAP (1 << 1) #define CE_DESC_FLAGS_META_DATA_MASK 0xFFFC @@ -57,8 +49,7 @@ struct ce_desc { __le16 flags; /* %CE_DESC_FLAGS_ */ }; -/* Copy Engine Ring internal state */ -struct ce_ring_state { +struct ath10k_ce_ring { /* Number of entries in this ring; must be power of 2 */ unsigned int nentries; unsigned int nentries_mask; @@ -116,49 +107,20 @@ struct ce_ring_state { void **per_transfer_context; }; -/* Copy Engine internal state */ -struct ce_state { +struct ath10k_ce_pipe { struct ath10k *ar; unsigned int id; unsigned int attr_flags; u32 ctrl_addr; - enum ce_op_state state; - - void (*send_cb) (struct ce_state *ce_state, - void *per_transfer_send_context, - u32 buffer, - unsigned int nbytes, - unsigned int transfer_id); - void (*recv_cb) (struct ce_state *ce_state, - void *per_transfer_recv_context, - u32 buffer, - unsigned int nbytes, - unsigned int transfer_id, - unsigned int flags); - unsigned int src_sz_max; - struct ce_ring_state *src_ring; - struct ce_ring_state *dest_ring; -}; + void (*send_cb)(struct ath10k_ce_pipe *); + void (*recv_cb)(struct ath10k_ce_pipe *); -struct ce_sendlist_item { - /* e.g. buffer or desc list */ - dma_addr_t data; - union { - /* simple buffer */ - unsigned int nbytes; - /* Rx descriptor list */ - unsigned int ndesc; - } u; - /* externally-specified flags; OR-ed with internal flags */ - u32 flags; -}; - -struct ce_sendlist { - unsigned int num_items; - struct ce_sendlist_item item[CE_SENDLIST_ITEMS_MAX]; + unsigned int src_sz_max; + struct ath10k_ce_ring *src_ring; + struct ath10k_ce_ring *dest_ring; }; /* Copy Engine settable attributes */ @@ -182,7 +144,7 @@ struct ce_attr; * * Implementation note: pushes 1 buffer to Source ring */ -int ath10k_ce_send(struct ce_state *ce_state, +int ath10k_ce_send(struct ath10k_ce_pipe *ce_state, void *per_transfer_send_context, u32 buffer, unsigned int nbytes, @@ -190,21 +152,10 @@ int ath10k_ce_send(struct ce_state *ce_state, unsigned int transfer_id, unsigned int flags); -void ath10k_ce_send_cb_register(struct ce_state *ce_state, - void (*send_cb) (struct ce_state *ce_state, - void *transfer_context, - u32 buffer, - unsigned int nbytes, - unsigned int transfer_id), +void ath10k_ce_send_cb_register(struct ath10k_ce_pipe *ce_state, + void (*send_cb)(struct ath10k_ce_pipe *), int disable_interrupts); -/* Append a simple buffer (address/length) to a sendlist. */ -void ath10k_ce_sendlist_buf_add(struct ce_sendlist *sendlist, - u32 buffer, - unsigned int nbytes, - /* OR-ed with internal flags */ - u32 flags); - /* * Queue a "sendlist" of buffers to be sent using gather to a single * anonymous destination buffer @@ -215,11 +166,11 @@ void ath10k_ce_sendlist_buf_add(struct ce_sendlist *sendlist, * * Implemenation note: Pushes multiple buffers with Gather to Source ring. */ -int ath10k_ce_sendlist_send(struct ce_state *ce_state, - void *per_transfer_send_context, - struct ce_sendlist *sendlist, - /* 14 bits */ - unsigned int transfer_id); +int ath10k_ce_sendlist_send(struct ath10k_ce_pipe *ce_state, + void *per_transfer_context, + unsigned int transfer_id, + u32 paddr, unsigned int nbytes, + u32 flags); /*==================Recv=======================*/ @@ -233,17 +184,12 @@ int ath10k_ce_sendlist_send(struct ce_state *ce_state, * * Implemenation note: Pushes a buffer to Dest ring. */ -int ath10k_ce_recv_buf_enqueue(struct ce_state *ce_state, +int ath10k_ce_recv_buf_enqueue(struct ath10k_ce_pipe *ce_state, void *per_transfer_recv_context, u32 buffer); -void ath10k_ce_recv_cb_register(struct ce_state *ce_state, - void (*recv_cb) (struct ce_state *ce_state, - void *transfer_context, - u32 buffer, - unsigned int nbytes, - unsigned int transfer_id, - unsigned int flags)); +void ath10k_ce_recv_cb_register(struct ath10k_ce_pipe *ce_state, + void (*recv_cb)(struct ath10k_ce_pipe *)); /* recv flags */ /* Data is byte-swapped */ @@ -253,7 +199,7 @@ void ath10k_ce_recv_cb_register(struct ce_state *ce_state, * Supply data for the next completed unprocessed receive descriptor. * Pops buffer from Dest ring. */ -int ath10k_ce_completed_recv_next(struct ce_state *ce_state, +int ath10k_ce_completed_recv_next(struct ath10k_ce_pipe *ce_state, void **per_transfer_contextp, u32 *bufferp, unsigned int *nbytesp, @@ -263,7 +209,7 @@ int ath10k_ce_completed_recv_next(struct ce_state *ce_state, * Supply data for the next completed unprocessed send descriptor. * Pops 1 completed send buffer from Source ring. */ -int ath10k_ce_completed_send_next(struct ce_state *ce_state, +int ath10k_ce_completed_send_next(struct ath10k_ce_pipe *ce_state, void **per_transfer_contextp, u32 *bufferp, unsigned int *nbytesp, @@ -272,7 +218,7 @@ int ath10k_ce_completed_send_next(struct ce_state *ce_state, /*==================CE Engine Initialization=======================*/ /* Initialize an instance of a CE */ -struct ce_state *ath10k_ce_init(struct ath10k *ar, +struct ath10k_ce_pipe *ath10k_ce_init(struct ath10k *ar, unsigned int ce_id, const struct ce_attr *attr); @@ -282,7 +228,7 @@ struct ce_state *ath10k_ce_init(struct ath10k *ar, * receive buffers. Target DMA must be stopped before using * this API. */ -int ath10k_ce_revoke_recv_next(struct ce_state *ce_state, +int ath10k_ce_revoke_recv_next(struct ath10k_ce_pipe *ce_state, void **per_transfer_contextp, u32 *bufferp); @@ -291,13 +237,13 @@ int ath10k_ce_revoke_recv_next(struct ce_state *ce_state, * pending sends. Target DMA must be stopped before using * this API. */ -int ath10k_ce_cancel_send_next(struct ce_state *ce_state, +int ath10k_ce_cancel_send_next(struct ath10k_ce_pipe *ce_state, void **per_transfer_contextp, u32 *bufferp, unsigned int *nbytesp, unsigned int *transfer_idp); -void ath10k_ce_deinit(struct ce_state *ce_state); +void ath10k_ce_deinit(struct ath10k_ce_pipe *ce_state); /*==================CE Interrupt Handlers====================*/ void ath10k_ce_per_engine_service_any(struct ath10k *ar); @@ -322,9 +268,6 @@ struct ce_attr { /* CE_ATTR_* values */ unsigned int flags; - /* currently not in use */ - unsigned int priority; - /* #entries in source ring - Must be a power of 2 */ unsigned int src_nentries; @@ -336,21 +279,8 @@ struct ce_attr { /* #entries in destination ring - Must be a power of 2 */ unsigned int dest_nentries; - - /* Future use */ - void *reserved; }; -/* - * When using sendlist_send to transfer multiple buffer fragments, the - * transfer context of each fragment, except last one, will be filled - * with CE_SENDLIST_ITEM_CTXT. ce_completed_send will return success for - * each fragment done with send and the transfer context would be - * CE_SENDLIST_ITEM_CTXT. Upper layer could use this to identify the - * status of a send completion. - */ -#define CE_SENDLIST_ITEM_CTXT ((void *)0xcecebeef) - #define SR_BA_ADDRESS 0x0000 #define SR_SIZE_ADDRESS 0x0004 #define DR_BA_ADDRESS 0x0008 diff --git a/drivers/net/wireless/ath/ath10k/core.c b/drivers/net/wireless/ath/ath10k/core.c index 7226c23b9569..76906d5a082e 100644 --- a/drivers/net/wireless/ath/ath10k/core.c +++ b/drivers/net/wireless/ath/ath10k/core.c @@ -39,17 +39,6 @@ MODULE_PARM_DESC(p2p, "Enable ath10k P2P support"); static const struct ath10k_hw_params ath10k_hw_params_list[] = { { - .id = QCA988X_HW_1_0_VERSION, - .name = "qca988x hw1.0", - .patch_load_addr = QCA988X_HW_1_0_PATCH_LOAD_ADDR, - .fw = { - .dir = QCA988X_HW_1_0_FW_DIR, - .fw = QCA988X_HW_1_0_FW_FILE, - .otp = QCA988X_HW_1_0_OTP_FILE, - .board = QCA988X_HW_1_0_BOARD_DATA_FILE, - }, - }, - { .id = QCA988X_HW_2_0_VERSION, .name = "qca988x hw2.0", .patch_load_addr = QCA988X_HW_2_0_PATCH_LOAD_ADDR, @@ -64,7 +53,7 @@ static const struct ath10k_hw_params ath10k_hw_params_list[] = { static void ath10k_send_suspend_complete(struct ath10k *ar) { - ath10k_dbg(ATH10K_DBG_CORE, "%s\n", __func__); + ath10k_dbg(ATH10K_DBG_BOOT, "boot suspend complete\n"); ar->is_target_paused = true; wake_up(&ar->event_queue); @@ -112,7 +101,7 @@ static int ath10k_init_connect_htc(struct ath10k *ar) goto timeout; } - ath10k_dbg(ATH10K_DBG_CORE, "core wmi ready\n"); + ath10k_dbg(ATH10K_DBG_BOOT, "boot wmi ready\n"); return 0; timeout: @@ -214,8 +203,8 @@ static int ath10k_push_board_ext_data(struct ath10k *ar, return ret; } - ath10k_dbg(ATH10K_DBG_CORE, - "ath10k: Board extended Data download addr: 0x%x\n", + ath10k_dbg(ATH10K_DBG_BOOT, + "boot push board extended data addr 0x%x\n", board_ext_data_addr); if (board_ext_data_addr == 0) @@ -446,6 +435,13 @@ static int ath10k_init_uart(struct ath10k *ar) return ret; } + /* Set the UART baud rate to 19200. */ + ret = ath10k_bmi_write32(ar, hi_desired_baud_rate, 19200); + if (ret) { + ath10k_warn("could not set the baud rate (%d)\n", ret); + return ret; + } + ath10k_info("UART prints enabled\n"); return 0; } @@ -641,6 +637,10 @@ int ath10k_core_start(struct ath10k *ar) if (status) goto err_disconnect_htc; + status = ath10k_debug_start(ar); + if (status) + goto err_disconnect_htc; + ar->free_vdev_map = (1 << TARGET_NUM_VDEVS) - 1; return 0; @@ -658,6 +658,7 @@ EXPORT_SYMBOL(ath10k_core_start); void ath10k_core_stop(struct ath10k *ar) { + ath10k_debug_stop(ar); ath10k_htc_stop(&ar->htc); ath10k_htt_detach(&ar->htt); ath10k_wmi_detach(ar); @@ -717,10 +718,46 @@ static int ath10k_core_probe_fw(struct ath10k *ar) return 0; } -int ath10k_core_register(struct ath10k *ar) +static int ath10k_core_check_chip_id(struct ath10k *ar) +{ + u32 hw_revision = MS(ar->chip_id, SOC_CHIP_ID_REV); + + ath10k_dbg(ATH10K_DBG_BOOT, "boot chip_id 0x%08x hw_revision 0x%x\n", + ar->chip_id, hw_revision); + + /* Check that we are not using hw1.0 (some of them have same pci id + * as hw2.0) before doing anything else as ath10k crashes horribly + * due to missing hw1.0 workarounds. */ + switch (hw_revision) { + case QCA988X_HW_1_0_CHIP_ID_REV: + ath10k_err("ERROR: qca988x hw1.0 is not supported\n"); + return -EOPNOTSUPP; + + case QCA988X_HW_2_0_CHIP_ID_REV: + /* known hardware revision, continue normally */ + return 0; + + default: + ath10k_warn("Warning: hardware revision unknown (0x%x), expect problems\n", + ar->chip_id); + return 0; + } + + return 0; +} + +int ath10k_core_register(struct ath10k *ar, u32 chip_id) { int status; + ar->chip_id = chip_id; + + status = ath10k_core_check_chip_id(ar); + if (status) { + ath10k_err("Unsupported chip id 0x%08x\n", ar->chip_id); + return status; + } + status = ath10k_core_probe_fw(ar); if (status) { ath10k_err("could not probe fw (%d)\n", status); @@ -755,6 +792,7 @@ void ath10k_core_unregister(struct ath10k *ar) * Otherwise we will fail to submit commands to FW and mac80211 will be * unhappy about callback failures. */ ath10k_mac_unregister(ar); + ath10k_core_free_firmware_files(ar); } EXPORT_SYMBOL(ath10k_core_unregister); diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h index e4bba563ed42..292ad4577c98 100644 --- a/drivers/net/wireless/ath/ath10k/core.h +++ b/drivers/net/wireless/ath/ath10k/core.h @@ -52,18 +52,12 @@ struct ath10k_skb_cb { struct { u8 vdev_id; - u16 msdu_id; u8 tid; bool is_offchan; - bool is_conf; - bool discard; - bool no_ack; - u8 refcount; - struct sk_buff *txfrag; - struct sk_buff *msdu; - } __packed htt; - /* 4 bytes left on 64bit arch */ + u8 frag_len; + u8 pad_len; + } __packed htt; } __packed; static inline struct ath10k_skb_cb *ATH10K_SKB_CB(struct sk_buff *skb) @@ -112,11 +106,7 @@ struct ath10k_wmi { enum ath10k_htc_ep_id eid; struct completion service_ready; struct completion unified_ready; - atomic_t pending_tx_count; - wait_queue_head_t wq; - - struct sk_buff_head wmi_event_list; - struct work_struct wmi_event_work; + wait_queue_head_t tx_credits_wq; }; struct ath10k_peer_stat { @@ -203,6 +193,7 @@ struct ath10k_vif { enum wmi_vdev_subtype vdev_subtype; u32 beacon_interval; u32 dtim_period; + struct sk_buff *beacon; struct ath10k *ar; struct ieee80211_vif *vif; @@ -246,6 +237,9 @@ struct ath10k_debug { u32 wmi_service_bitmap[WMI_SERVICE_BM_SIZE]; struct completion event_stats_compl; + + unsigned long htt_stats_mask; + struct delayed_work htt_stats_dwork; }; enum ath10k_state { @@ -270,12 +264,21 @@ enum ath10k_state { ATH10K_STATE_WEDGED, }; +enum ath10k_fw_features { + /* wmi_mgmt_rx_hdr contains extra RSSI information */ + ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX = 0, + + /* keep last */ + ATH10K_FW_FEATURE_COUNT, +}; + struct ath10k { struct ath_common ath_common; struct ieee80211_hw *hw; struct device *dev; u8 mac_addr[ETH_ALEN]; + u32 chip_id; u32 target_version; u8 fw_version_major; u32 fw_version_minor; @@ -288,6 +291,8 @@ struct ath10k { u32 vht_cap_info; u32 num_rf_chains; + DECLARE_BITMAP(fw_features, ATH10K_FW_FEATURE_COUNT); + struct targetdef *targetdef; struct hostdef *hostdef; @@ -393,7 +398,7 @@ void ath10k_core_destroy(struct ath10k *ar); int ath10k_core_start(struct ath10k *ar); void ath10k_core_stop(struct ath10k *ar); -int ath10k_core_register(struct ath10k *ar); +int ath10k_core_register(struct ath10k *ar, u32 chip_id); void ath10k_core_unregister(struct ath10k *ar); #endif /* _CORE_H_ */ diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c index 3d65594fa098..59615c7f217e 100644 --- a/drivers/net/wireless/ath/ath10k/debug.c +++ b/drivers/net/wireless/ath/ath10k/debug.c @@ -21,6 +21,9 @@ #include "core.h" #include "debug.h" +/* ms */ +#define ATH10K_DEBUG_HTT_STATS_INTERVAL 1000 + static int ath10k_printk(const char *level, const char *fmt, ...) { struct va_format vaf; @@ -260,7 +263,6 @@ void ath10k_debug_read_target_stats(struct ath10k *ar, } spin_unlock_bh(&ar->data_lock); - mutex_unlock(&ar->conf_mutex); complete(&ar->debug.event_stats_compl); } @@ -499,6 +501,136 @@ static const struct file_operations fops_simulate_fw_crash = { .llseek = default_llseek, }; +static ssize_t ath10k_read_chip_id(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + unsigned int len; + char buf[50]; + + len = scnprintf(buf, sizeof(buf), "0x%08x\n", ar->chip_id); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static const struct file_operations fops_chip_id = { + .read = ath10k_read_chip_id, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +static int ath10k_debug_htt_stats_req(struct ath10k *ar) +{ + u64 cookie; + int ret; + + lockdep_assert_held(&ar->conf_mutex); + + if (ar->debug.htt_stats_mask == 0) + /* htt stats are disabled */ + return 0; + + if (ar->state != ATH10K_STATE_ON) + return 0; + + cookie = get_jiffies_64(); + + ret = ath10k_htt_h2t_stats_req(&ar->htt, ar->debug.htt_stats_mask, + cookie); + if (ret) { + ath10k_warn("failed to send htt stats request: %d\n", ret); + return ret; + } + + queue_delayed_work(ar->workqueue, &ar->debug.htt_stats_dwork, + msecs_to_jiffies(ATH10K_DEBUG_HTT_STATS_INTERVAL)); + + return 0; +} + +static void ath10k_debug_htt_stats_dwork(struct work_struct *work) +{ + struct ath10k *ar = container_of(work, struct ath10k, + debug.htt_stats_dwork.work); + + mutex_lock(&ar->conf_mutex); + + ath10k_debug_htt_stats_req(ar); + + mutex_unlock(&ar->conf_mutex); +} + +static ssize_t ath10k_read_htt_stats_mask(struct file *file, + char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + char buf[32]; + unsigned int len; + + len = scnprintf(buf, sizeof(buf), "%lu\n", ar->debug.htt_stats_mask); + + return simple_read_from_buffer(user_buf, count, ppos, buf, len); +} + +static ssize_t ath10k_write_htt_stats_mask(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ath10k *ar = file->private_data; + unsigned long mask; + int ret; + + ret = kstrtoul_from_user(user_buf, count, 0, &mask); + if (ret) + return ret; + + /* max 8 bit masks (for now) */ + if (mask > 0xff) + return -E2BIG; + + mutex_lock(&ar->conf_mutex); + + ar->debug.htt_stats_mask = mask; + + ret = ath10k_debug_htt_stats_req(ar); + if (ret) + goto out; + + ret = count; + +out: + mutex_unlock(&ar->conf_mutex); + + return ret; +} + +static const struct file_operations fops_htt_stats_mask = { + .read = ath10k_read_htt_stats_mask, + .write = ath10k_write_htt_stats_mask, + .open = simple_open, + .owner = THIS_MODULE, + .llseek = default_llseek, +}; + +int ath10k_debug_start(struct ath10k *ar) +{ + int ret; + + ret = ath10k_debug_htt_stats_req(ar); + if (ret) + /* continue normally anyway, this isn't serious */ + ath10k_warn("failed to start htt stats workqueue: %d\n", ret); + + return 0; +} + +void ath10k_debug_stop(struct ath10k *ar) +{ + cancel_delayed_work_sync(&ar->debug.htt_stats_dwork); +} + int ath10k_debug_create(struct ath10k *ar) { ar->debug.debugfs_phy = debugfs_create_dir("ath10k", @@ -507,6 +639,9 @@ int ath10k_debug_create(struct ath10k *ar) if (!ar->debug.debugfs_phy) return -ENOMEM; + INIT_DELAYED_WORK(&ar->debug.htt_stats_dwork, + ath10k_debug_htt_stats_dwork); + init_completion(&ar->debug.event_stats_compl); debugfs_create_file("fw_stats", S_IRUSR, ar->debug.debugfs_phy, ar, @@ -518,8 +653,15 @@ int ath10k_debug_create(struct ath10k *ar) debugfs_create_file("simulate_fw_crash", S_IRUSR, ar->debug.debugfs_phy, ar, &fops_simulate_fw_crash); + debugfs_create_file("chip_id", S_IRUSR, ar->debug.debugfs_phy, + ar, &fops_chip_id); + + debugfs_create_file("htt_stats_mask", S_IRUSR, ar->debug.debugfs_phy, + ar, &fops_htt_stats_mask); + return 0; } + #endif /* CONFIG_ATH10K_DEBUGFS */ #ifdef CONFIG_ATH10K_DEBUG diff --git a/drivers/net/wireless/ath/ath10k/debug.h b/drivers/net/wireless/ath/ath10k/debug.h index bb0063320397..6576b82a8d86 100644 --- a/drivers/net/wireless/ath/ath10k/debug.h +++ b/drivers/net/wireless/ath/ath10k/debug.h @@ -27,11 +27,12 @@ enum ath10k_debug_mask { ATH10K_DBG_HTC = 0x00000004, ATH10K_DBG_HTT = 0x00000008, ATH10K_DBG_MAC = 0x00000010, - ATH10K_DBG_CORE = 0x00000020, + ATH10K_DBG_BOOT = 0x00000020, ATH10K_DBG_PCI_DUMP = 0x00000040, ATH10K_DBG_HTT_DUMP = 0x00000080, ATH10K_DBG_MGMT = 0x00000100, ATH10K_DBG_DATA = 0x00000200, + ATH10K_DBG_BMI = 0x00000400, ATH10K_DBG_ANY = 0xffffffff, }; @@ -42,6 +43,8 @@ __printf(1, 2) int ath10k_err(const char *fmt, ...); __printf(1, 2) int ath10k_warn(const char *fmt, ...); #ifdef CONFIG_ATH10K_DEBUGFS +int ath10k_debug_start(struct ath10k *ar); +void ath10k_debug_stop(struct ath10k *ar); int ath10k_debug_create(struct ath10k *ar); void ath10k_debug_read_service_map(struct ath10k *ar, void *service_map, @@ -50,6 +53,15 @@ void ath10k_debug_read_target_stats(struct ath10k *ar, struct wmi_stats_event *ev); #else +static inline int ath10k_debug_start(struct ath10k *ar) +{ + return 0; +} + +static inline void ath10k_debug_stop(struct ath10k *ar) +{ +} + static inline int ath10k_debug_create(struct ath10k *ar) { return 0; diff --git a/drivers/net/wireless/ath/ath10k/htc.c b/drivers/net/wireless/ath/ath10k/htc.c index ef3329ef52f3..3118d7506734 100644 --- a/drivers/net/wireless/ath/ath10k/htc.c +++ b/drivers/net/wireless/ath/ath10k/htc.c @@ -103,10 +103,10 @@ static void ath10k_htc_prepare_tx_skb(struct ath10k_htc_ep *ep, struct ath10k_htc_hdr *hdr; hdr = (struct ath10k_htc_hdr *)skb->data; - memset(hdr, 0, sizeof(*hdr)); hdr->eid = ep->eid; hdr->len = __cpu_to_le16(skb->len - sizeof(*hdr)); + hdr->flags = 0; spin_lock_bh(&ep->htc->tx_lock); hdr->seq_no = ep->seq_no++; @@ -117,134 +117,13 @@ static void ath10k_htc_prepare_tx_skb(struct ath10k_htc_ep *ep, spin_unlock_bh(&ep->htc->tx_lock); } -static int ath10k_htc_issue_skb(struct ath10k_htc *htc, - struct ath10k_htc_ep *ep, - struct sk_buff *skb, - u8 credits) -{ - struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(skb); - int ret; - - ath10k_dbg(ATH10K_DBG_HTC, "%s: ep %d skb %p\n", __func__, - ep->eid, skb); - - ath10k_htc_prepare_tx_skb(ep, skb); - - ret = ath10k_skb_map(htc->ar->dev, skb); - if (ret) - goto err; - - ret = ath10k_hif_send_head(htc->ar, - ep->ul_pipe_id, - ep->eid, - skb->len, - skb); - if (unlikely(ret)) - goto err; - - return 0; -err: - ath10k_warn("HTC issue failed: %d\n", ret); - - spin_lock_bh(&htc->tx_lock); - ep->tx_credits += credits; - spin_unlock_bh(&htc->tx_lock); - - /* this is the simplest way to handle out-of-resources for non-credit - * based endpoints. credit based endpoints can still get -ENOSR, but - * this is highly unlikely as credit reservation should prevent that */ - if (ret == -ENOSR) { - spin_lock_bh(&htc->tx_lock); - __skb_queue_head(&ep->tx_queue, skb); - spin_unlock_bh(&htc->tx_lock); - - return ret; - } - - skb_cb->is_aborted = true; - ath10k_htc_notify_tx_completion(ep, skb); - - return ret; -} - -static struct sk_buff *ath10k_htc_get_skb_credit_based(struct ath10k_htc *htc, - struct ath10k_htc_ep *ep, - u8 *credits) -{ - struct sk_buff *skb; - struct ath10k_skb_cb *skb_cb; - int credits_required; - int remainder; - unsigned int transfer_len; - - lockdep_assert_held(&htc->tx_lock); - - skb = __skb_dequeue(&ep->tx_queue); - if (!skb) - return NULL; - - skb_cb = ATH10K_SKB_CB(skb); - transfer_len = skb->len; - - if (likely(transfer_len <= htc->target_credit_size)) { - credits_required = 1; - } else { - /* figure out how many credits this message requires */ - credits_required = transfer_len / htc->target_credit_size; - remainder = transfer_len % htc->target_credit_size; - - if (remainder) - credits_required++; - } - - ath10k_dbg(ATH10K_DBG_HTC, "Credits required %d got %d\n", - credits_required, ep->tx_credits); - - if (ep->tx_credits < credits_required) { - __skb_queue_head(&ep->tx_queue, skb); - return NULL; - } - - ep->tx_credits -= credits_required; - *credits = credits_required; - return skb; -} - -static void ath10k_htc_send_work(struct work_struct *work) -{ - struct ath10k_htc_ep *ep = container_of(work, - struct ath10k_htc_ep, send_work); - struct ath10k_htc *htc = ep->htc; - struct sk_buff *skb; - u8 credits = 0; - int ret; - - while (true) { - if (ep->ul_is_polled) - ath10k_htc_send_complete_check(ep, 0); - - spin_lock_bh(&htc->tx_lock); - if (ep->tx_credit_flow_enabled) - skb = ath10k_htc_get_skb_credit_based(htc, ep, - &credits); - else - skb = __skb_dequeue(&ep->tx_queue); - spin_unlock_bh(&htc->tx_lock); - - if (!skb) - break; - - ret = ath10k_htc_issue_skb(htc, ep, skb, credits); - if (ret == -ENOSR) - break; - } -} - int ath10k_htc_send(struct ath10k_htc *htc, enum ath10k_htc_ep_id eid, struct sk_buff *skb) { struct ath10k_htc_ep *ep = &htc->endpoint[eid]; + int credits = 0; + int ret; if (htc->ar->state == ATH10K_STATE_WEDGED) return -ECOMM; @@ -254,18 +133,55 @@ int ath10k_htc_send(struct ath10k_htc *htc, return -ENOENT; } + /* FIXME: This looks ugly, can we fix it? */ spin_lock_bh(&htc->tx_lock); if (htc->stopped) { spin_unlock_bh(&htc->tx_lock); return -ESHUTDOWN; } + spin_unlock_bh(&htc->tx_lock); - __skb_queue_tail(&ep->tx_queue, skb); skb_push(skb, sizeof(struct ath10k_htc_hdr)); - spin_unlock_bh(&htc->tx_lock); - queue_work(htc->ar->workqueue, &ep->send_work); + if (ep->tx_credit_flow_enabled) { + credits = DIV_ROUND_UP(skb->len, htc->target_credit_size); + spin_lock_bh(&htc->tx_lock); + if (ep->tx_credits < credits) { + spin_unlock_bh(&htc->tx_lock); + ret = -EAGAIN; + goto err_pull; + } + ep->tx_credits -= credits; + spin_unlock_bh(&htc->tx_lock); + } + + ath10k_htc_prepare_tx_skb(ep, skb); + + ret = ath10k_skb_map(htc->ar->dev, skb); + if (ret) + goto err_credits; + + ret = ath10k_hif_send_head(htc->ar, ep->ul_pipe_id, ep->eid, + skb->len, skb); + if (ret) + goto err_unmap; + return 0; + +err_unmap: + ath10k_skb_unmap(htc->ar->dev, skb); +err_credits: + if (ep->tx_credit_flow_enabled) { + spin_lock_bh(&htc->tx_lock); + ep->tx_credits += credits; + spin_unlock_bh(&htc->tx_lock); + + if (ep->ep_ops.ep_tx_credits) + ep->ep_ops.ep_tx_credits(htc->ar); + } +err_pull: + skb_pull(skb, sizeof(struct ath10k_htc_hdr)); + return ret; } static int ath10k_htc_tx_completion_handler(struct ath10k *ar, @@ -278,39 +194,9 @@ static int ath10k_htc_tx_completion_handler(struct ath10k *ar, ath10k_htc_notify_tx_completion(ep, skb); /* the skb now belongs to the completion handler */ - /* note: when using TX credit flow, the re-checking of queues happens - * when credits flow back from the target. in the non-TX credit case, - * we recheck after the packet completes */ - spin_lock_bh(&htc->tx_lock); - if (!ep->tx_credit_flow_enabled && !htc->stopped) - queue_work(ar->workqueue, &ep->send_work); - spin_unlock_bh(&htc->tx_lock); - return 0; } -/* flush endpoint TX queue */ -static void ath10k_htc_flush_endpoint_tx(struct ath10k_htc *htc, - struct ath10k_htc_ep *ep) -{ - struct sk_buff *skb; - struct ath10k_skb_cb *skb_cb; - - spin_lock_bh(&htc->tx_lock); - for (;;) { - skb = __skb_dequeue(&ep->tx_queue); - if (!skb) - break; - - skb_cb = ATH10K_SKB_CB(skb); - skb_cb->is_aborted = true; - ath10k_htc_notify_tx_completion(ep, skb); - } - spin_unlock_bh(&htc->tx_lock); - - cancel_work_sync(&ep->send_work); -} - /***********/ /* Receive */ /***********/ @@ -340,8 +226,11 @@ ath10k_htc_process_credit_report(struct ath10k_htc *htc, ep = &htc->endpoint[report->eid]; ep->tx_credits += report->credits; - if (ep->tx_credits && !skb_queue_empty(&ep->tx_queue)) - queue_work(htc->ar->workqueue, &ep->send_work); + if (ep->ep_ops.ep_tx_credits) { + spin_unlock_bh(&htc->tx_lock); + ep->ep_ops.ep_tx_credits(htc->ar); + spin_lock_bh(&htc->tx_lock); + } } spin_unlock_bh(&htc->tx_lock); } @@ -599,10 +488,8 @@ static void ath10k_htc_reset_endpoint_states(struct ath10k_htc *htc) ep->max_ep_message_len = 0; ep->max_tx_queue_depth = 0; ep->eid = i; - skb_queue_head_init(&ep->tx_queue); ep->htc = htc; ep->tx_credit_flow_enabled = true; - INIT_WORK(&ep->send_work, ath10k_htc_send_work); } } @@ -752,8 +639,8 @@ int ath10k_htc_connect_service(struct ath10k_htc *htc, tx_alloc = ath10k_htc_get_credit_allocation(htc, conn_req->service_id); if (!tx_alloc) - ath10k_dbg(ATH10K_DBG_HTC, - "HTC Service %s does not allocate target credits\n", + ath10k_dbg(ATH10K_DBG_BOOT, + "boot htc service %s does not allocate target credits\n", htc_service_name(conn_req->service_id)); skb = ath10k_htc_build_tx_ctrl_skb(htc->ar); @@ -772,16 +659,16 @@ int ath10k_htc_connect_service(struct ath10k_htc *htc, flags |= SM(tx_alloc, ATH10K_HTC_CONN_FLAGS_RECV_ALLOC); - req_msg = &msg->connect_service; - req_msg->flags = __cpu_to_le16(flags); - req_msg->service_id = __cpu_to_le16(conn_req->service_id); - /* Only enable credit flow control for WMI ctrl service */ if (conn_req->service_id != ATH10K_HTC_SVC_ID_WMI_CONTROL) { flags |= ATH10K_HTC_CONN_FLAGS_DISABLE_CREDIT_FLOW_CTRL; disable_credit_flow_ctrl = true; } + req_msg = &msg->connect_service; + req_msg->flags = __cpu_to_le16(flags); + req_msg->service_id = __cpu_to_le16(conn_req->service_id); + INIT_COMPLETION(htc->ctl_resp); status = ath10k_htc_send(htc, ATH10K_HTC_EP_0, skb); @@ -873,19 +760,19 @@ setup: if (status) return status; - ath10k_dbg(ATH10K_DBG_HTC, - "HTC service: %s UL pipe: %d DL pipe: %d eid: %d ready\n", + ath10k_dbg(ATH10K_DBG_BOOT, + "boot htc service '%s' ul pipe %d dl pipe %d eid %d ready\n", htc_service_name(ep->service_id), ep->ul_pipe_id, ep->dl_pipe_id, ep->eid); - ath10k_dbg(ATH10K_DBG_HTC, - "EP %d UL polled: %d, DL polled: %d\n", + ath10k_dbg(ATH10K_DBG_BOOT, + "boot htc ep %d ul polled %d dl polled %d\n", ep->eid, ep->ul_is_polled, ep->dl_is_polled); if (disable_credit_flow_ctrl && ep->tx_credit_flow_enabled) { ep->tx_credit_flow_enabled = false; - ath10k_dbg(ATH10K_DBG_HTC, - "HTC service: %s eid: %d TX flow control disabled\n", + ath10k_dbg(ATH10K_DBG_BOOT, + "boot htc service '%s' eid %d TX flow control disabled\n", htc_service_name(ep->service_id), assigned_eid); } @@ -945,18 +832,10 @@ int ath10k_htc_start(struct ath10k_htc *htc) */ void ath10k_htc_stop(struct ath10k_htc *htc) { - int i; - struct ath10k_htc_ep *ep; - spin_lock_bh(&htc->tx_lock); htc->stopped = true; spin_unlock_bh(&htc->tx_lock); - for (i = ATH10K_HTC_EP_0; i < ATH10K_HTC_EP_COUNT; i++) { - ep = &htc->endpoint[i]; - ath10k_htc_flush_endpoint_tx(htc, ep); - } - ath10k_hif_stop(htc->ar); } diff --git a/drivers/net/wireless/ath/ath10k/htc.h b/drivers/net/wireless/ath/ath10k/htc.h index e1dd8c761853..4716d331e6b6 100644 --- a/drivers/net/wireless/ath/ath10k/htc.h +++ b/drivers/net/wireless/ath/ath10k/htc.h @@ -276,6 +276,7 @@ struct ath10k_htc_ops { struct ath10k_htc_ep_ops { void (*ep_tx_complete)(struct ath10k *, struct sk_buff *); void (*ep_rx_complete)(struct ath10k *, struct sk_buff *); + void (*ep_tx_credits)(struct ath10k *); }; /* service connection information */ @@ -315,15 +316,11 @@ struct ath10k_htc_ep { int ul_is_polled; /* call HIF to get tx completions */ int dl_is_polled; /* call HIF to fetch rx (not implemented) */ - struct sk_buff_head tx_queue; - u8 seq_no; /* for debugging */ int tx_credits; int tx_credit_size; int tx_credits_per_max_message; bool tx_credit_flow_enabled; - - struct work_struct send_work; }; struct ath10k_htc_svc_tx_credits { diff --git a/drivers/net/wireless/ath/ath10k/htt.c b/drivers/net/wireless/ath/ath10k/htt.c index 39342c5cfcb2..5f7eeebc5432 100644 --- a/drivers/net/wireless/ath/ath10k/htt.c +++ b/drivers/net/wireless/ath/ath10k/htt.c @@ -104,21 +104,16 @@ err_htc_attach: static int ath10k_htt_verify_version(struct ath10k_htt *htt) { - ath10k_dbg(ATH10K_DBG_HTT, - "htt target version %d.%d; host version %d.%d\n", - htt->target_version_major, - htt->target_version_minor, - HTT_CURRENT_VERSION_MAJOR, - HTT_CURRENT_VERSION_MINOR); - - if (htt->target_version_major != HTT_CURRENT_VERSION_MAJOR) { - ath10k_err("htt major versions are incompatible!\n"); + ath10k_info("htt target version %d.%d\n", + htt->target_version_major, htt->target_version_minor); + + if (htt->target_version_major != 2 && + htt->target_version_major != 3) { + ath10k_err("unsupported htt major version %d. supported versions are 2 and 3\n", + htt->target_version_major); return -ENOTSUPP; } - if (htt->target_version_minor != HTT_CURRENT_VERSION_MINOR) - ath10k_warn("htt minor version differ but still compatible\n"); - return 0; } diff --git a/drivers/net/wireless/ath/ath10k/htt.h b/drivers/net/wireless/ath/ath10k/htt.h index 318be4629cde..1a337e93b7e9 100644 --- a/drivers/net/wireless/ath/ath10k/htt.h +++ b/drivers/net/wireless/ath/ath10k/htt.h @@ -19,13 +19,11 @@ #define _HTT_H_ #include <linux/bug.h> +#include <linux/interrupt.h> #include "htc.h" #include "rx_desc.h" -#define HTT_CURRENT_VERSION_MAJOR 2 -#define HTT_CURRENT_VERSION_MINOR 1 - enum htt_dbg_stats_type { HTT_DBG_STATS_WAL_PDEV_TXRX = 1 << 0, HTT_DBG_STATS_RX_REORDER = 1 << 1, @@ -45,6 +43,9 @@ enum htt_h2t_msg_type { /* host-to-target */ HTT_H2T_MSG_TYPE_SYNC = 4, HTT_H2T_MSG_TYPE_AGGR_CFG = 5, HTT_H2T_MSG_TYPE_FRAG_DESC_BANK_CFG = 6, + + /* This command is used for sending management frames in HTT < 3.0. + * HTT >= 3.0 uses TX_FRM for everything. */ HTT_H2T_MSG_TYPE_MGMT_TX = 7, HTT_H2T_NUM_MSGS /* keep this last */ @@ -1268,6 +1269,7 @@ struct ath10k_htt { /* set if host-fw communication goes haywire * used to avoid further failures */ bool rx_confused; + struct tasklet_struct rx_replenish_task; }; #define RX_HTT_HDR_STATUS_LEN 64 @@ -1308,6 +1310,10 @@ struct htt_rx_desc { #define HTT_RX_BUF_SIZE 1920 #define HTT_RX_MSDU_SIZE (HTT_RX_BUF_SIZE - (int)sizeof(struct htt_rx_desc)) +/* Refill a bunch of RX buffers for each refill round so that FW/HW can handle + * aggregated traffic more nicely. */ +#define ATH10K_HTT_MAX_NUM_REFILL 16 + /* * DMA_MAP expects the buffer to be an integral number of cache lines. * Rather than checking the actual cache line size, this code makes a @@ -1327,6 +1333,7 @@ void ath10k_htt_rx_detach(struct ath10k_htt *htt); void ath10k_htt_htc_tx_complete(struct ath10k *ar, struct sk_buff *skb); void ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb); int ath10k_htt_h2t_ver_req_msg(struct ath10k_htt *htt); +int ath10k_htt_h2t_stats_req(struct ath10k_htt *htt, u8 mask, u64 cookie); int ath10k_htt_send_rx_ring_cfg_ll(struct ath10k_htt *htt); void __ath10k_htt_tx_dec_pending(struct ath10k_htt *htt); diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c index e784c40b904b..90d4f74c28d7 100644 --- a/drivers/net/wireless/ath/ath10k/htt_rx.c +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c @@ -20,6 +20,7 @@ #include "htt.h" #include "txrx.h" #include "debug.h" +#include "trace.h" #include <linux/log2.h> @@ -40,6 +41,10 @@ /* when under memory pressure rx ring refill may fail and needs a retry */ #define HTT_RX_RING_REFILL_RETRY_MS 50 + +static int ath10k_htt_rx_get_csum_state(struct sk_buff *skb); + + static int ath10k_htt_rx_ring_size(struct ath10k_htt *htt) { int size; @@ -177,10 +182,27 @@ static int ath10k_htt_rx_ring_fill_n(struct ath10k_htt *htt, int num) static void ath10k_htt_rx_msdu_buff_replenish(struct ath10k_htt *htt) { - int ret, num_to_fill; + int ret, num_deficit, num_to_fill; + /* Refilling the whole RX ring buffer proves to be a bad idea. The + * reason is RX may take up significant amount of CPU cycles and starve + * other tasks, e.g. TX on an ethernet device while acting as a bridge + * with ath10k wlan interface. This ended up with very poor performance + * once CPU the host system was overwhelmed with RX on ath10k. + * + * By limiting the number of refills the replenishing occurs + * progressively. This in turns makes use of the fact tasklets are + * processed in FIFO order. This means actual RX processing can starve + * out refilling. If there's not enough buffers on RX ring FW will not + * report RX until it is refilled with enough buffers. This + * automatically balances load wrt to CPU power. + * + * This probably comes at a cost of lower maximum throughput but + * improves the avarage and stability. */ spin_lock_bh(&htt->rx_ring.lock); - num_to_fill = htt->rx_ring.fill_level - htt->rx_ring.fill_cnt; + num_deficit = htt->rx_ring.fill_level - htt->rx_ring.fill_cnt; + num_to_fill = min(ATH10K_HTT_MAX_NUM_REFILL, num_deficit); + num_deficit -= num_to_fill; ret = ath10k_htt_rx_ring_fill_n(htt, num_to_fill); if (ret == -ENOMEM) { /* @@ -191,6 +213,8 @@ static void ath10k_htt_rx_msdu_buff_replenish(struct ath10k_htt *htt) */ mod_timer(&htt->rx_ring.refill_retry_timer, jiffies + msecs_to_jiffies(HTT_RX_RING_REFILL_RETRY_MS)); + } else if (num_deficit > 0) { + tasklet_schedule(&htt->rx_replenish_task); } spin_unlock_bh(&htt->rx_ring.lock); } @@ -212,6 +236,7 @@ void ath10k_htt_rx_detach(struct ath10k_htt *htt) int sw_rd_idx = htt->rx_ring.sw_rd_idx.msdu_payld; del_timer_sync(&htt->rx_ring.refill_retry_timer); + tasklet_kill(&htt->rx_replenish_task); while (sw_rd_idx != __le32_to_cpu(*(htt->rx_ring.alloc_idx.vaddr))) { struct sk_buff *skb = @@ -441,6 +466,12 @@ static int ath10k_htt_rx_amsdu_pop(struct ath10k_htt *htt, return msdu_chaining; } +static void ath10k_htt_rx_replenish_task(unsigned long ptr) +{ + struct ath10k_htt *htt = (struct ath10k_htt *)ptr; + ath10k_htt_rx_msdu_buff_replenish(htt); +} + int ath10k_htt_rx_attach(struct ath10k_htt *htt) { dma_addr_t paddr; @@ -501,7 +532,10 @@ int ath10k_htt_rx_attach(struct ath10k_htt *htt) if (__ath10k_htt_rx_ring_fill_n(htt, htt->rx_ring.fill_level)) goto err_fill_ring; - ath10k_dbg(ATH10K_DBG_HTT, "HTT RX ring size: %d, fill_level: %d\n", + tasklet_init(&htt->rx_replenish_task, ath10k_htt_rx_replenish_task, + (unsigned long)htt); + + ath10k_dbg(ATH10K_DBG_BOOT, "htt rx ring size %d fill_level %d\n", htt->rx_ring.size, htt->rx_ring.fill_level); return 0; @@ -590,134 +624,144 @@ static bool ath10k_htt_rx_hdr_is_amsdu(struct ieee80211_hdr *hdr) return false; } -static int ath10k_htt_rx_amsdu(struct ath10k_htt *htt, - struct htt_rx_info *info) +struct rfc1042_hdr { + u8 llc_dsap; + u8 llc_ssap; + u8 llc_ctrl; + u8 snap_oui[3]; + __be16 snap_type; +} __packed; + +struct amsdu_subframe_hdr { + u8 dst[ETH_ALEN]; + u8 src[ETH_ALEN]; + __be16 len; +} __packed; + +static void ath10k_htt_rx_amsdu(struct ath10k_htt *htt, + struct htt_rx_info *info) { struct htt_rx_desc *rxd; - struct sk_buff *amsdu; struct sk_buff *first; - struct ieee80211_hdr *hdr; struct sk_buff *skb = info->skb; enum rx_msdu_decap_format fmt; enum htt_rx_mpdu_encrypt_type enctype; + struct ieee80211_hdr *hdr; + u8 hdr_buf[64], addr[ETH_ALEN], *qos; unsigned int hdr_len; - int crypto_len; rxd = (void *)skb->data - sizeof(*rxd); - fmt = MS(__le32_to_cpu(rxd->msdu_start.info1), - RX_MSDU_START_INFO1_DECAP_FORMAT); enctype = MS(__le32_to_cpu(rxd->mpdu_start.info0), RX_MPDU_START_INFO0_ENCRYPT_TYPE); - /* FIXME: No idea what assumptions are safe here. Need logs */ - if ((fmt == RX_MSDU_DECAP_RAW && skb->next) || - (fmt == RX_MSDU_DECAP_8023_SNAP_LLC)) { - ath10k_htt_rx_free_msdu_chain(skb->next); - skb->next = NULL; - return -ENOTSUPP; - } + hdr = (struct ieee80211_hdr *)rxd->rx_hdr_status; + hdr_len = ieee80211_hdrlen(hdr->frame_control); + memcpy(hdr_buf, hdr, hdr_len); + hdr = (struct ieee80211_hdr *)hdr_buf; - /* A-MSDU max is a little less than 8K */ - amsdu = dev_alloc_skb(8*1024); - if (!amsdu) { - ath10k_warn("A-MSDU allocation failed\n"); - ath10k_htt_rx_free_msdu_chain(skb->next); - skb->next = NULL; - return -ENOMEM; - } - - if (fmt >= RX_MSDU_DECAP_NATIVE_WIFI) { - int hdrlen; - - hdr = (void *)rxd->rx_hdr_status; - hdrlen = ieee80211_hdrlen(hdr->frame_control); - memcpy(skb_put(amsdu, hdrlen), hdr, hdrlen); - } + /* FIXME: Hopefully this is a temporary measure. + * + * Reporting individual A-MSDU subframes means each reported frame + * shares the same sequence number. + * + * mac80211 drops frames it recognizes as duplicates, i.e. + * retransmission flag is set and sequence number matches sequence + * number from a previous frame (as per IEEE 802.11-2012: 9.3.2.10 + * "Duplicate detection and recovery") + * + * To avoid frames being dropped clear retransmission flag for all + * received A-MSDUs. + * + * Worst case: actual duplicate frames will be reported but this should + * still be handled gracefully by other OSI/ISO layers. */ + hdr->frame_control &= cpu_to_le16(~IEEE80211_FCTL_RETRY); first = skb; while (skb) { void *decap_hdr; - int decap_len = 0; + int len; rxd = (void *)skb->data - sizeof(*rxd); fmt = MS(__le32_to_cpu(rxd->msdu_start.info1), - RX_MSDU_START_INFO1_DECAP_FORMAT); + RX_MSDU_START_INFO1_DECAP_FORMAT); decap_hdr = (void *)rxd->rx_hdr_status; - if (skb == first) { - /* We receive linked A-MSDU subframe skbuffs. The - * first one contains the original 802.11 header (and - * possible crypto param) in the RX descriptor. The - * A-MSDU subframe header follows that. Each part is - * aligned to 4 byte boundary. */ - - hdr = (void *)amsdu->data; - hdr_len = ieee80211_hdrlen(hdr->frame_control); - crypto_len = ath10k_htt_rx_crypto_param_len(enctype); - - decap_hdr += roundup(hdr_len, 4); - decap_hdr += roundup(crypto_len, 4); - } + skb->ip_summed = ath10k_htt_rx_get_csum_state(skb); - if (fmt == RX_MSDU_DECAP_ETHERNET2_DIX) { - /* Ethernet2 decap inserts ethernet header in place of - * A-MSDU subframe header. */ - skb_pull(skb, 6 + 6 + 2); - - /* A-MSDU subframe header length */ - decap_len += 6 + 6 + 2; - - /* Ethernet2 decap also strips the LLC/SNAP so we need - * to re-insert it. The LLC/SNAP follows A-MSDU - * subframe header. */ - /* FIXME: Not all LLCs are 8 bytes long */ - decap_len += 8; - - memcpy(skb_put(amsdu, decap_len), decap_hdr, decap_len); + /* First frame in an A-MSDU chain has more decapped data. */ + if (skb == first) { + len = round_up(ieee80211_hdrlen(hdr->frame_control), 4); + len += round_up(ath10k_htt_rx_crypto_param_len(enctype), + 4); + decap_hdr += len; } - if (fmt == RX_MSDU_DECAP_NATIVE_WIFI) { - /* Native Wifi decap inserts regular 802.11 header - * in place of A-MSDU subframe header. */ + switch (fmt) { + case RX_MSDU_DECAP_RAW: + /* remove trailing FCS */ + skb_trim(skb, skb->len - FCS_LEN); + break; + case RX_MSDU_DECAP_NATIVE_WIFI: + /* pull decapped header and copy DA */ hdr = (struct ieee80211_hdr *)skb->data; - skb_pull(skb, ieee80211_hdrlen(hdr->frame_control)); + hdr_len = ieee80211_hdrlen(hdr->frame_control); + memcpy(addr, ieee80211_get_DA(hdr), ETH_ALEN); + skb_pull(skb, hdr_len); - /* A-MSDU subframe header length */ - decap_len += 6 + 6 + 2; + /* push original 802.11 header */ + hdr = (struct ieee80211_hdr *)hdr_buf; + hdr_len = ieee80211_hdrlen(hdr->frame_control); + memcpy(skb_push(skb, hdr_len), hdr, hdr_len); - memcpy(skb_put(amsdu, decap_len), decap_hdr, decap_len); - } + /* original A-MSDU header has the bit set but we're + * not including A-MSDU subframe header */ + hdr = (struct ieee80211_hdr *)skb->data; + qos = ieee80211_get_qos_ctl(hdr); + qos[0] &= ~IEEE80211_QOS_CTL_A_MSDU_PRESENT; - if (fmt == RX_MSDU_DECAP_RAW) - skb_trim(skb, skb->len - 4); /* remove FCS */ + /* original 802.11 header has a different DA */ + memcpy(ieee80211_get_DA(hdr), addr, ETH_ALEN); + break; + case RX_MSDU_DECAP_ETHERNET2_DIX: + /* strip ethernet header and insert decapped 802.11 + * header, amsdu subframe header and rfc1042 header */ - memcpy(skb_put(amsdu, skb->len), skb->data, skb->len); + len = 0; + len += sizeof(struct rfc1042_hdr); + len += sizeof(struct amsdu_subframe_hdr); - /* A-MSDU subframes are padded to 4bytes - * but relative to first subframe, not the whole MPDU */ - if (skb->next && ((decap_len + skb->len) & 3)) { - int padlen = 4 - ((decap_len + skb->len) & 3); - memset(skb_put(amsdu, padlen), 0, padlen); + skb_pull(skb, sizeof(struct ethhdr)); + memcpy(skb_push(skb, len), decap_hdr, len); + memcpy(skb_push(skb, hdr_len), hdr, hdr_len); + break; + case RX_MSDU_DECAP_8023_SNAP_LLC: + /* insert decapped 802.11 header making a singly + * A-MSDU */ + memcpy(skb_push(skb, hdr_len), hdr, hdr_len); + break; } + info->skb = skb; + info->encrypt_type = enctype; skb = skb->next; - } + info->skb->next = NULL; - info->skb = amsdu; - info->encrypt_type = enctype; - - ath10k_htt_rx_free_msdu_chain(first); + ath10k_process_rx(htt->ar, info); + } - return 0; + /* FIXME: It might be nice to re-assemble the A-MSDU when there's a + * monitor interface active for sniffing purposes. */ } -static int ath10k_htt_rx_msdu(struct ath10k_htt *htt, struct htt_rx_info *info) +static void ath10k_htt_rx_msdu(struct ath10k_htt *htt, struct htt_rx_info *info) { struct sk_buff *skb = info->skb; struct htt_rx_desc *rxd; struct ieee80211_hdr *hdr; enum rx_msdu_decap_format fmt; enum htt_rx_mpdu_encrypt_type enctype; + int hdr_len; + void *rfc1042; /* This shouldn't happen. If it does than it may be a FW bug. */ if (skb->next) { @@ -731,49 +775,53 @@ static int ath10k_htt_rx_msdu(struct ath10k_htt *htt, struct htt_rx_info *info) RX_MSDU_START_INFO1_DECAP_FORMAT); enctype = MS(__le32_to_cpu(rxd->mpdu_start.info0), RX_MPDU_START_INFO0_ENCRYPT_TYPE); - hdr = (void *)skb->data - RX_HTT_HDR_STATUS_LEN; + hdr = (struct ieee80211_hdr *)rxd->rx_hdr_status; + hdr_len = ieee80211_hdrlen(hdr->frame_control); + + skb->ip_summed = ath10k_htt_rx_get_csum_state(skb); switch (fmt) { case RX_MSDU_DECAP_RAW: /* remove trailing FCS */ - skb_trim(skb, skb->len - 4); + skb_trim(skb, skb->len - FCS_LEN); break; case RX_MSDU_DECAP_NATIVE_WIFI: - /* nothing to do here */ + /* Pull decapped header */ + hdr = (struct ieee80211_hdr *)skb->data; + hdr_len = ieee80211_hdrlen(hdr->frame_control); + skb_pull(skb, hdr_len); + + /* Push original header */ + hdr = (struct ieee80211_hdr *)rxd->rx_hdr_status; + hdr_len = ieee80211_hdrlen(hdr->frame_control); + memcpy(skb_push(skb, hdr_len), hdr, hdr_len); break; case RX_MSDU_DECAP_ETHERNET2_DIX: - /* macaddr[6] + macaddr[6] + ethertype[2] */ - skb_pull(skb, 6 + 6 + 2); - break; - case RX_MSDU_DECAP_8023_SNAP_LLC: - /* macaddr[6] + macaddr[6] + len[2] */ - /* we don't need this for non-A-MSDU */ - skb_pull(skb, 6 + 6 + 2); - break; - } + /* strip ethernet header and insert decapped 802.11 header and + * rfc1042 header */ - if (fmt == RX_MSDU_DECAP_ETHERNET2_DIX) { - void *llc; - int llclen; + rfc1042 = hdr; + rfc1042 += roundup(hdr_len, 4); + rfc1042 += roundup(ath10k_htt_rx_crypto_param_len(enctype), 4); - llclen = 8; - llc = hdr; - llc += roundup(ieee80211_hdrlen(hdr->frame_control), 4); - llc += roundup(ath10k_htt_rx_crypto_param_len(enctype), 4); - - skb_push(skb, llclen); - memcpy(skb->data, llc, llclen); - } + skb_pull(skb, sizeof(struct ethhdr)); + memcpy(skb_push(skb, sizeof(struct rfc1042_hdr)), + rfc1042, sizeof(struct rfc1042_hdr)); + memcpy(skb_push(skb, hdr_len), hdr, hdr_len); + break; + case RX_MSDU_DECAP_8023_SNAP_LLC: + /* remove A-MSDU subframe header and insert + * decapped 802.11 header. rfc1042 header is already there */ - if (fmt >= RX_MSDU_DECAP_ETHERNET2_DIX) { - int len = ieee80211_hdrlen(hdr->frame_control); - skb_push(skb, len); - memcpy(skb->data, hdr, len); + skb_pull(skb, sizeof(struct amsdu_subframe_hdr)); + memcpy(skb_push(skb, hdr_len), hdr, hdr_len); + break; } info->skb = skb; info->encrypt_type = enctype; - return 0; + + ath10k_process_rx(htt->ar, info); } static bool ath10k_htt_rx_has_decrypt_err(struct sk_buff *skb) @@ -845,8 +893,6 @@ static void ath10k_htt_rx_handler(struct ath10k_htt *htt, int fw_desc_len; u8 *fw_desc; int i, j; - int ret; - int ip_summed; memset(&info, 0, sizeof(info)); @@ -921,11 +967,6 @@ static void ath10k_htt_rx_handler(struct ath10k_htt *htt, continue; } - /* The skb is not yet processed and it may be - * reallocated. Since the offload is in the original - * skb extract the checksum now and assign it later */ - ip_summed = ath10k_htt_rx_get_csum_state(msdu_head); - info.skb = msdu_head; info.fcs_err = ath10k_htt_rx_has_fcs_err(msdu_head); info.signal = ATH10K_DEFAULT_NOISE_FLOOR; @@ -938,28 +979,13 @@ static void ath10k_htt_rx_handler(struct ath10k_htt *htt, hdr = ath10k_htt_rx_skb_get_hdr(msdu_head); if (ath10k_htt_rx_hdr_is_amsdu(hdr)) - ret = ath10k_htt_rx_amsdu(htt, &info); + ath10k_htt_rx_amsdu(htt, &info); else - ret = ath10k_htt_rx_msdu(htt, &info); - - if (ret && !info.fcs_err) { - ath10k_warn("error processing msdus %d\n", ret); - dev_kfree_skb_any(info.skb); - continue; - } - - if (ath10k_htt_rx_hdr_is_amsdu((void *)info.skb->data)) - ath10k_dbg(ATH10K_DBG_HTT, "htt mpdu is amsdu\n"); - - info.skb->ip_summed = ip_summed; - - ath10k_dbg_dump(ATH10K_DBG_HTT_DUMP, NULL, "htt mpdu: ", - info.skb->data, info.skb->len); - ath10k_process_rx(htt->ar, &info); + ath10k_htt_rx_msdu(htt, &info); } } - ath10k_htt_rx_msdu_buff_replenish(htt); + tasklet_schedule(&htt->rx_replenish_task); } static void ath10k_htt_rx_frag_handler(struct ath10k_htt *htt, @@ -1131,7 +1157,7 @@ void ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb) break; } - ath10k_txrx_tx_completed(htt, &tx_done); + ath10k_txrx_tx_unref(htt, &tx_done); break; } case HTT_T2H_MSG_TYPE_TX_COMPL_IND: { @@ -1165,7 +1191,7 @@ void ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb) for (i = 0; i < resp->data_tx_completion.num_msdus; i++) { msdu_id = resp->data_tx_completion.msdus[i]; tx_done.msdu_id = __le16_to_cpu(msdu_id); - ath10k_txrx_tx_completed(htt, &tx_done); + ath10k_txrx_tx_unref(htt, &tx_done); } break; } @@ -1190,8 +1216,10 @@ void ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb) case HTT_T2H_MSG_TYPE_TEST: /* FIX THIS */ break; - case HTT_T2H_MSG_TYPE_TX_INSPECT_IND: case HTT_T2H_MSG_TYPE_STATS_CONF: + trace_ath10k_htt_stats(skb->data, skb->len); + break; + case HTT_T2H_MSG_TYPE_TX_INSPECT_IND: case HTT_T2H_MSG_TYPE_RX_ADDBA: case HTT_T2H_MSG_TYPE_RX_DELBA: case HTT_T2H_MSG_TYPE_RX_FLUSH: diff --git a/drivers/net/wireless/ath/ath10k/htt_tx.c b/drivers/net/wireless/ath/ath10k/htt_tx.c index 656c2546b294..3b93c6a01c6c 100644 --- a/drivers/net/wireless/ath/ath10k/htt_tx.c +++ b/drivers/net/wireless/ath/ath10k/htt_tx.c @@ -96,7 +96,7 @@ int ath10k_htt_tx_attach(struct ath10k_htt *htt) htt->max_num_pending_tx = ath10k_hif_get_free_queue_number(htt->ar, pipe); - ath10k_dbg(ATH10K_DBG_HTT, "htt tx max num pending tx %d\n", + ath10k_dbg(ATH10K_DBG_BOOT, "htt tx max num pending tx %d\n", htt->max_num_pending_tx); htt->pending_tx = kzalloc(sizeof(*htt->pending_tx) * @@ -117,7 +117,7 @@ int ath10k_htt_tx_attach(struct ath10k_htt *htt) static void ath10k_htt_tx_cleanup_pending(struct ath10k_htt *htt) { - struct sk_buff *txdesc; + struct htt_tx_done tx_done = {0}; int msdu_id; /* No locks needed. Called after communication with the device has @@ -127,18 +127,13 @@ static void ath10k_htt_tx_cleanup_pending(struct ath10k_htt *htt) if (!test_bit(msdu_id, htt->used_msdu_ids)) continue; - txdesc = htt->pending_tx[msdu_id]; - if (!txdesc) - continue; - ath10k_dbg(ATH10K_DBG_HTT, "force cleanup msdu_id %hu\n", msdu_id); - if (ATH10K_SKB_CB(txdesc)->htt.refcount > 0) - ATH10K_SKB_CB(txdesc)->htt.refcount = 1; + tx_done.discard = 1; + tx_done.msdu_id = msdu_id; - ATH10K_SKB_CB(txdesc)->htt.discard = true; - ath10k_txrx_tx_unref(htt, txdesc); + ath10k_txrx_tx_unref(htt, &tx_done); } } @@ -152,26 +147,7 @@ void ath10k_htt_tx_detach(struct ath10k_htt *htt) void ath10k_htt_htc_tx_complete(struct ath10k *ar, struct sk_buff *skb) { - struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(skb); - struct ath10k_htt *htt = &ar->htt; - - if (skb_cb->htt.is_conf) { - dev_kfree_skb_any(skb); - return; - } - - if (skb_cb->is_aborted) { - skb_cb->htt.discard = true; - - /* if the skbuff is aborted we need to make sure we'll free up - * the tx resources, we can't simply run tx_unref() 2 times - * because if htt tx completion came in earlier we'd access - * unallocated memory */ - if (skb_cb->htt.refcount > 1) - skb_cb->htt.refcount = 1; - } - - ath10k_txrx_tx_unref(htt, skb); + dev_kfree_skb_any(skb); } int ath10k_htt_h2t_ver_req_msg(struct ath10k_htt *htt) @@ -192,10 +168,48 @@ int ath10k_htt_h2t_ver_req_msg(struct ath10k_htt *htt) cmd = (struct htt_cmd *)skb->data; cmd->hdr.msg_type = HTT_H2T_MSG_TYPE_VERSION_REQ; - ATH10K_SKB_CB(skb)->htt.is_conf = true; + ret = ath10k_htc_send(&htt->ar->htc, htt->eid, skb); + if (ret) { + dev_kfree_skb_any(skb); + return ret; + } + + return 0; +} + +int ath10k_htt_h2t_stats_req(struct ath10k_htt *htt, u8 mask, u64 cookie) +{ + struct htt_stats_req *req; + struct sk_buff *skb; + struct htt_cmd *cmd; + int len = 0, ret; + + len += sizeof(cmd->hdr); + len += sizeof(cmd->stats_req); + + skb = ath10k_htc_alloc_skb(len); + if (!skb) + return -ENOMEM; + + skb_put(skb, len); + cmd = (struct htt_cmd *)skb->data; + cmd->hdr.msg_type = HTT_H2T_MSG_TYPE_STATS_REQ; + + req = &cmd->stats_req; + + memset(req, 0, sizeof(*req)); + + /* currently we support only max 8 bit masks so no need to worry + * about endian support */ + req->upload_types[0] = mask; + req->reset_types[0] = mask; + req->stat_type = HTT_STATS_REQ_CFG_STAT_TYPE_INVALID; + req->cookie_lsb = cpu_to_le32(cookie & 0xffffffff); + req->cookie_msb = cpu_to_le32((cookie & 0xffffffff00000000ULL) >> 32); ret = ath10k_htc_send(&htt->ar->htc, htt->eid, skb); if (ret) { + ath10k_warn("failed to send htt type stats request: %d", ret); dev_kfree_skb_any(skb); return ret; } @@ -279,8 +293,6 @@ int ath10k_htt_send_rx_ring_cfg_ll(struct ath10k_htt *htt) #undef desc_offset - ATH10K_SKB_CB(skb)->htt.is_conf = true; - ret = ath10k_htc_send(&htt->ar->htc, htt->eid, skb); if (ret) { dev_kfree_skb_any(skb); @@ -293,10 +305,10 @@ int ath10k_htt_send_rx_ring_cfg_ll(struct ath10k_htt *htt) int ath10k_htt_mgmt_tx(struct ath10k_htt *htt, struct sk_buff *msdu) { struct device *dev = htt->ar->dev; - struct ath10k_skb_cb *skb_cb; struct sk_buff *txdesc = NULL; struct htt_cmd *cmd; - u8 vdev_id = ATH10K_SKB_CB(msdu)->htt.vdev_id; + struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(msdu); + u8 vdev_id = skb_cb->htt.vdev_id; int len = 0; int msdu_id = -1; int res; @@ -304,30 +316,30 @@ int ath10k_htt_mgmt_tx(struct ath10k_htt *htt, struct sk_buff *msdu) res = ath10k_htt_tx_inc_pending(htt); if (res) - return res; + goto err; len += sizeof(cmd->hdr); len += sizeof(cmd->mgmt_tx); - txdesc = ath10k_htc_alloc_skb(len); - if (!txdesc) { - res = -ENOMEM; - goto err; - } - spin_lock_bh(&htt->tx_lock); - msdu_id = ath10k_htt_tx_alloc_msdu_id(htt); - if (msdu_id < 0) { + res = ath10k_htt_tx_alloc_msdu_id(htt); + if (res < 0) { spin_unlock_bh(&htt->tx_lock); - res = msdu_id; - goto err; + goto err_tx_dec; } - htt->pending_tx[msdu_id] = txdesc; + msdu_id = res; + htt->pending_tx[msdu_id] = msdu; spin_unlock_bh(&htt->tx_lock); + txdesc = ath10k_htc_alloc_skb(len); + if (!txdesc) { + res = -ENOMEM; + goto err_free_msdu_id; + } + res = ath10k_skb_map(dev, msdu); if (res) - goto err; + goto err_free_txdesc; skb_put(txdesc, len); cmd = (struct htt_cmd *)txdesc->data; @@ -339,31 +351,27 @@ int ath10k_htt_mgmt_tx(struct ath10k_htt *htt, struct sk_buff *msdu) memcpy(cmd->mgmt_tx.hdr, msdu->data, min_t(int, msdu->len, HTT_MGMT_FRM_HDR_DOWNLOAD_LEN)); - /* refcount is decremented by HTC and HTT completions until it reaches - * zero and is freed */ - skb_cb = ATH10K_SKB_CB(txdesc); - skb_cb->htt.msdu_id = msdu_id; - skb_cb->htt.refcount = 2; - skb_cb->htt.msdu = msdu; + skb_cb->htt.frag_len = 0; + skb_cb->htt.pad_len = 0; res = ath10k_htc_send(&htt->ar->htc, htt->eid, txdesc); if (res) - goto err; + goto err_unmap_msdu; return 0; -err: +err_unmap_msdu: ath10k_skb_unmap(dev, msdu); - - if (txdesc) - dev_kfree_skb_any(txdesc); - if (msdu_id >= 0) { - spin_lock_bh(&htt->tx_lock); - htt->pending_tx[msdu_id] = NULL; - ath10k_htt_tx_free_msdu_id(htt, msdu_id); - spin_unlock_bh(&htt->tx_lock); - } +err_free_txdesc: + dev_kfree_skb_any(txdesc); +err_free_msdu_id: + spin_lock_bh(&htt->tx_lock); + htt->pending_tx[msdu_id] = NULL; + ath10k_htt_tx_free_msdu_id(htt, msdu_id); + spin_unlock_bh(&htt->tx_lock); +err_tx_dec: ath10k_htt_tx_dec_pending(htt); +err: return res; } @@ -373,13 +381,12 @@ int ath10k_htt_tx(struct ath10k_htt *htt, struct sk_buff *msdu) struct htt_cmd *cmd; struct htt_data_tx_desc_frag *tx_frags; struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msdu->data; - struct ath10k_skb_cb *skb_cb; + struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(msdu); struct sk_buff *txdesc = NULL; - struct sk_buff *txfrag = NULL; + bool use_frags; u8 vdev_id = ATH10K_SKB_CB(msdu)->htt.vdev_id; u8 tid; - int prefetch_len, desc_len, frag_len; - dma_addr_t frags_paddr; + int prefetch_len, desc_len; int msdu_id = -1; int res; u8 flags0; @@ -387,69 +394,82 @@ int ath10k_htt_tx(struct ath10k_htt *htt, struct sk_buff *msdu) res = ath10k_htt_tx_inc_pending(htt); if (res) - return res; + goto err; + + spin_lock_bh(&htt->tx_lock); + res = ath10k_htt_tx_alloc_msdu_id(htt); + if (res < 0) { + spin_unlock_bh(&htt->tx_lock); + goto err_tx_dec; + } + msdu_id = res; + htt->pending_tx[msdu_id] = msdu; + spin_unlock_bh(&htt->tx_lock); prefetch_len = min(htt->prefetch_len, msdu->len); prefetch_len = roundup(prefetch_len, 4); desc_len = sizeof(cmd->hdr) + sizeof(cmd->data_tx) + prefetch_len; - frag_len = sizeof(*tx_frags) * 2; txdesc = ath10k_htc_alloc_skb(desc_len); if (!txdesc) { res = -ENOMEM; - goto err; + goto err_free_msdu_id; } - txfrag = dev_alloc_skb(frag_len); - if (!txfrag) { - res = -ENOMEM; - goto err; - } + /* Since HTT 3.0 there is no separate mgmt tx command. However in case + * of mgmt tx using TX_FRM there is not tx fragment list. Instead of tx + * fragment list host driver specifies directly frame pointer. */ + use_frags = htt->target_version_major < 3 || + !ieee80211_is_mgmt(hdr->frame_control); if (!IS_ALIGNED((unsigned long)txdesc->data, 4)) { ath10k_warn("htt alignment check failed. dropping packet.\n"); res = -EIO; - goto err; + goto err_free_txdesc; } - spin_lock_bh(&htt->tx_lock); - msdu_id = ath10k_htt_tx_alloc_msdu_id(htt); - if (msdu_id < 0) { - spin_unlock_bh(&htt->tx_lock); - res = msdu_id; - goto err; + if (use_frags) { + skb_cb->htt.frag_len = sizeof(*tx_frags) * 2; + skb_cb->htt.pad_len = (unsigned long)msdu->data - + round_down((unsigned long)msdu->data, 4); + + skb_push(msdu, skb_cb->htt.frag_len + skb_cb->htt.pad_len); + } else { + skb_cb->htt.frag_len = 0; + skb_cb->htt.pad_len = 0; } - htt->pending_tx[msdu_id] = txdesc; - spin_unlock_bh(&htt->tx_lock); res = ath10k_skb_map(dev, msdu); if (res) - goto err; - - /* tx fragment list must be terminated with zero-entry */ - skb_put(txfrag, frag_len); - tx_frags = (struct htt_data_tx_desc_frag *)txfrag->data; - tx_frags[0].paddr = __cpu_to_le32(ATH10K_SKB_CB(msdu)->paddr); - tx_frags[0].len = __cpu_to_le32(msdu->len); - tx_frags[1].paddr = __cpu_to_le32(0); - tx_frags[1].len = __cpu_to_le32(0); - - res = ath10k_skb_map(dev, txfrag); - if (res) - goto err; + goto err_pull_txfrag; + + if (use_frags) { + dma_sync_single_for_cpu(dev, skb_cb->paddr, msdu->len, + DMA_TO_DEVICE); + + /* tx fragment list must be terminated with zero-entry */ + tx_frags = (struct htt_data_tx_desc_frag *)msdu->data; + tx_frags[0].paddr = __cpu_to_le32(skb_cb->paddr + + skb_cb->htt.frag_len + + skb_cb->htt.pad_len); + tx_frags[0].len = __cpu_to_le32(msdu->len - + skb_cb->htt.frag_len - + skb_cb->htt.pad_len); + tx_frags[1].paddr = __cpu_to_le32(0); + tx_frags[1].len = __cpu_to_le32(0); + + dma_sync_single_for_device(dev, skb_cb->paddr, msdu->len, + DMA_TO_DEVICE); + } - ath10k_dbg(ATH10K_DBG_HTT, "txfrag 0x%llx msdu 0x%llx\n", - (unsigned long long) ATH10K_SKB_CB(txfrag)->paddr, + ath10k_dbg(ATH10K_DBG_HTT, "msdu 0x%llx\n", (unsigned long long) ATH10K_SKB_CB(msdu)->paddr); - ath10k_dbg_dump(ATH10K_DBG_HTT_DUMP, NULL, "txfrag: ", - txfrag->data, frag_len); ath10k_dbg_dump(ATH10K_DBG_HTT_DUMP, NULL, "msdu: ", msdu->data, msdu->len); skb_put(txdesc, desc_len); cmd = (struct htt_cmd *)txdesc->data; - memset(cmd, 0, desc_len); tid = ATH10K_SKB_CB(msdu)->htt.tid; @@ -459,8 +479,13 @@ int ath10k_htt_tx(struct ath10k_htt *htt, struct sk_buff *msdu) if (!ieee80211_has_protected(hdr->frame_control)) flags0 |= HTT_DATA_TX_DESC_FLAGS0_NO_ENCRYPT; flags0 |= HTT_DATA_TX_DESC_FLAGS0_MAC_HDR_PRESENT; - flags0 |= SM(ATH10K_HW_TXRX_NATIVE_WIFI, - HTT_DATA_TX_DESC_FLAGS0_PKT_TYPE); + + if (use_frags) + flags0 |= SM(ATH10K_HW_TXRX_NATIVE_WIFI, + HTT_DATA_TX_DESC_FLAGS0_PKT_TYPE); + else + flags0 |= SM(ATH10K_HW_TXRX_MGMT, + HTT_DATA_TX_DESC_FLAGS0_PKT_TYPE); flags1 = 0; flags1 |= SM((u16)vdev_id, HTT_DATA_TX_DESC_FLAGS1_VDEV_ID); @@ -468,45 +493,37 @@ int ath10k_htt_tx(struct ath10k_htt *htt, struct sk_buff *msdu) flags1 |= HTT_DATA_TX_DESC_FLAGS1_CKSUM_L3_OFFLOAD; flags1 |= HTT_DATA_TX_DESC_FLAGS1_CKSUM_L4_OFFLOAD; - frags_paddr = ATH10K_SKB_CB(txfrag)->paddr; - cmd->hdr.msg_type = HTT_H2T_MSG_TYPE_TX_FRM; cmd->data_tx.flags0 = flags0; cmd->data_tx.flags1 = __cpu_to_le16(flags1); - cmd->data_tx.len = __cpu_to_le16(msdu->len); + cmd->data_tx.len = __cpu_to_le16(msdu->len - + skb_cb->htt.frag_len - + skb_cb->htt.pad_len); cmd->data_tx.id = __cpu_to_le16(msdu_id); - cmd->data_tx.frags_paddr = __cpu_to_le32(frags_paddr); + cmd->data_tx.frags_paddr = __cpu_to_le32(skb_cb->paddr); cmd->data_tx.peerid = __cpu_to_le32(HTT_INVALID_PEERID); - memcpy(cmd->data_tx.prefetch, msdu->data, prefetch_len); - - /* refcount is decremented by HTC and HTT completions until it reaches - * zero and is freed */ - skb_cb = ATH10K_SKB_CB(txdesc); - skb_cb->htt.msdu_id = msdu_id; - skb_cb->htt.refcount = 2; - skb_cb->htt.txfrag = txfrag; - skb_cb->htt.msdu = msdu; + memcpy(cmd->data_tx.prefetch, hdr, prefetch_len); res = ath10k_htc_send(&htt->ar->htc, htt->eid, txdesc); if (res) - goto err; + goto err_unmap_msdu; return 0; -err: - if (txfrag) - ath10k_skb_unmap(dev, txfrag); - if (txdesc) - dev_kfree_skb_any(txdesc); - if (txfrag) - dev_kfree_skb_any(txfrag); - if (msdu_id >= 0) { - spin_lock_bh(&htt->tx_lock); - htt->pending_tx[msdu_id] = NULL; - ath10k_htt_tx_free_msdu_id(htt, msdu_id); - spin_unlock_bh(&htt->tx_lock); - } - ath10k_htt_tx_dec_pending(htt); + +err_unmap_msdu: ath10k_skb_unmap(dev, msdu); +err_pull_txfrag: + skb_pull(msdu, skb_cb->htt.frag_len + skb_cb->htt.pad_len); +err_free_txdesc: + dev_kfree_skb_any(txdesc); +err_free_msdu_id: + spin_lock_bh(&htt->tx_lock); + htt->pending_tx[msdu_id] = NULL; + ath10k_htt_tx_free_msdu_id(htt, msdu_id); + spin_unlock_bh(&htt->tx_lock); +err_tx_dec: + ath10k_htt_tx_dec_pending(htt); +err: return res; } diff --git a/drivers/net/wireless/ath/ath10k/hw.h b/drivers/net/wireless/ath/ath10k/hw.h index 44ed5af0a204..8c1be7685922 100644 --- a/drivers/net/wireless/ath/ath10k/hw.h +++ b/drivers/net/wireless/ath/ath10k/hw.h @@ -24,18 +24,14 @@ #define SUPPORTED_FW_MAJOR 1 #define SUPPORTED_FW_MINOR 0 #define SUPPORTED_FW_RELEASE 0 -#define SUPPORTED_FW_BUILD 629 +#define SUPPORTED_FW_BUILD 636 -/* QCA988X 1.0 definitions */ -#define QCA988X_HW_1_0_VERSION 0x4000002c -#define QCA988X_HW_1_0_FW_DIR "ath10k/QCA988X/hw1.0" -#define QCA988X_HW_1_0_FW_FILE "firmware.bin" -#define QCA988X_HW_1_0_OTP_FILE "otp.bin" -#define QCA988X_HW_1_0_BOARD_DATA_FILE "board.bin" -#define QCA988X_HW_1_0_PATCH_LOAD_ADDR 0x1234 +/* QCA988X 1.0 definitions (unsupported) */ +#define QCA988X_HW_1_0_CHIP_ID_REV 0x0 /* QCA988X 2.0 definitions */ #define QCA988X_HW_2_0_VERSION 0x4100016c +#define QCA988X_HW_2_0_CHIP_ID_REV 0x2 #define QCA988X_HW_2_0_FW_DIR "ath10k/QCA988X/hw2.0" #define QCA988X_HW_2_0_FW_FILE "firmware.bin" #define QCA988X_HW_2_0_OTP_FILE "otp.bin" @@ -53,6 +49,9 @@ enum ath10k_hw_txrx_mode { ATH10K_HW_TXRX_RAW = 0, ATH10K_HW_TXRX_NATIVE_WIFI = 1, ATH10K_HW_TXRX_ETHERNET = 2, + + /* Valid for HTT >= 3.0. Used for management frames in TX_FRM. */ + ATH10K_HW_TXRX_MGMT = 3, }; enum ath10k_mcast2ucast_mode { @@ -75,7 +74,11 @@ enum ath10k_mcast2ucast_mode { #define TARGET_RX_CHAIN_MASK (BIT(0) | BIT(1) | BIT(2)) #define TARGET_RX_TIMEOUT_LO_PRI 100 #define TARGET_RX_TIMEOUT_HI_PRI 40 -#define TARGET_RX_DECAP_MODE ATH10K_HW_TXRX_ETHERNET + +/* Native Wifi decap mode is used to align IP frames to 4-byte boundaries and + * avoid a very expensive re-alignment in mac80211. */ +#define TARGET_RX_DECAP_MODE ATH10K_HW_TXRX_NATIVE_WIFI + #define TARGET_SCAN_MAX_PENDING_REQS 4 #define TARGET_BMISS_OFFLOAD_MAX_VDEV 3 #define TARGET_ROAM_OFFLOAD_MAX_VDEV 3 @@ -169,6 +172,10 @@ enum ath10k_mcast2ucast_mode { #define SOC_LPO_CAL_ENABLE_LSB 20 #define SOC_LPO_CAL_ENABLE_MASK 0x00100000 +#define SOC_CHIP_ID_ADDRESS 0x000000ec +#define SOC_CHIP_ID_REV_LSB 8 +#define SOC_CHIP_ID_REV_MASK 0x00000f00 + #define WLAN_RESET_CONTROL_COLD_RST_MASK 0x00000008 #define WLAN_RESET_CONTROL_WARM_RST_MASK 0x00000004 #define WLAN_SYSTEM_SLEEP_DISABLE_LSB 0 diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c index cf2ba4d850c9..99a9bad3f398 100644 --- a/drivers/net/wireless/ath/ath10k/mac.c +++ b/drivers/net/wireless/ath/ath10k/mac.c @@ -460,6 +460,11 @@ static int ath10k_vdev_start(struct ath10k_vif *arvif) arg.ssid_len = arvif->vif->bss_conf.ssid_len; } + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d start center_freq %d phymode %s\n", + arg.vdev_id, arg.channel.freq, + ath10k_wmi_phymode_str(arg.channel.mode)); + ret = ath10k_wmi_vdev_start(ar, &arg); if (ret) { ath10k_warn("WMI vdev start failed: ret %d\n", ret); @@ -503,13 +508,10 @@ static int ath10k_monitor_start(struct ath10k *ar, int vdev_id) { struct ieee80211_channel *channel = ar->hw->conf.chandef.chan; struct wmi_vdev_start_request_arg arg = {}; - enum nl80211_channel_type type; int ret = 0; lockdep_assert_held(&ar->conf_mutex); - type = cfg80211_get_chandef_type(&ar->hw->conf.chandef); - arg.vdev_id = vdev_id; arg.channel.freq = channel->center_freq; arg.channel.band_center_freq1 = ar->hw->conf.chandef.center_freq1; @@ -607,7 +609,7 @@ static int ath10k_monitor_create(struct ath10k *ar) goto vdev_fail; } - ath10k_dbg(ATH10K_DBG_MAC, "Monitor interface created, vdev id: %d\n", + ath10k_dbg(ATH10K_DBG_MAC, "mac monitor vdev %d created\n", ar->monitor_vdev_id); ar->monitor_present = true; @@ -639,7 +641,7 @@ static int ath10k_monitor_destroy(struct ath10k *ar) ar->free_vdev_map |= 1 << (ar->monitor_vdev_id); ar->monitor_present = false; - ath10k_dbg(ATH10K_DBG_MAC, "Monitor interface destroyed, vdev id: %d\n", + ath10k_dbg(ATH10K_DBG_MAC, "mac monitor vdev %d deleted\n", ar->monitor_vdev_id); return ret; } @@ -668,7 +670,7 @@ static void ath10k_control_beaconing(struct ath10k_vif *arvif, arvif->vdev_id); return; } - ath10k_dbg(ATH10K_DBG_MAC, "VDEV: %d up\n", arvif->vdev_id); + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d up\n", arvif->vdev_id); } static void ath10k_control_ibss(struct ath10k_vif *arvif, @@ -752,14 +754,14 @@ static void ath10k_ps_iter(void *data, u8 *mac, struct ieee80211_vif *vif) psmode = WMI_STA_PS_MODE_DISABLED; } + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d psmode %s\n", + arvif->vdev_id, psmode ? "enable" : "disable"); + ar_iter->ret = ath10k_wmi_set_psmode(ar_iter->ar, arvif->vdev_id, psmode); if (ar_iter->ret) ath10k_warn("Failed to set PS Mode: %d for VDEV: %d\n", psmode, arvif->vdev_id); - else - ath10k_dbg(ATH10K_DBG_MAC, "Set PS Mode: %d for VDEV: %d\n", - psmode, arvif->vdev_id); } /**********************/ @@ -949,7 +951,8 @@ static void ath10k_peer_assoc_h_ht(struct ath10k *ar, arg->peer_ht_rates.num_rates = n; arg->peer_num_spatial_streams = max((n+7) / 8, 1); - ath10k_dbg(ATH10K_DBG_MAC, "mcs cnt %d nss %d\n", + ath10k_dbg(ATH10K_DBG_MAC, "mac ht peer %pM mcs cnt %d nss %d\n", + arg->addr, arg->peer_ht_rates.num_rates, arg->peer_num_spatial_streams); } @@ -969,11 +972,11 @@ static void ath10k_peer_assoc_h_qos_ap(struct ath10k *ar, arg->peer_flags |= WMI_PEER_QOS; if (sta->wme && sta->uapsd_queues) { - ath10k_dbg(ATH10K_DBG_MAC, "uapsd_queues: 0x%X, max_sp: %d\n", + ath10k_dbg(ATH10K_DBG_MAC, "mac uapsd_queues 0x%x max_sp %d\n", sta->uapsd_queues, sta->max_sp); arg->peer_flags |= WMI_PEER_APSD; - arg->peer_flags |= WMI_RC_UAPSD_FLAG; + arg->peer_rate_caps |= WMI_RC_UAPSD_FLAG; if (sta->uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO) uapsd |= WMI_AP_PS_UAPSD_AC3_DELIVERY_EN | @@ -1048,7 +1051,8 @@ static void ath10k_peer_assoc_h_vht(struct ath10k *ar, arg->peer_vht_rates.tx_mcs_set = __le16_to_cpu(vht_cap->vht_mcs.tx_mcs_map); - ath10k_dbg(ATH10K_DBG_MAC, "mac vht peer\n"); + ath10k_dbg(ATH10K_DBG_MAC, "mac vht peer %pM max_mpdu %d flags 0x%x\n", + sta->addr, arg->peer_max_mpdu, arg->peer_flags); } static void ath10k_peer_assoc_h_qos(struct ath10k *ar, @@ -1076,8 +1080,6 @@ static void ath10k_peer_assoc_h_phymode(struct ath10k *ar, { enum wmi_phy_mode phymode = MODE_UNKNOWN; - /* FIXME: add VHT */ - switch (ar->hw->conf.chandef.chan->band) { case IEEE80211_BAND_2GHZ: if (sta->ht_cap.ht_supported) { @@ -1091,7 +1093,17 @@ static void ath10k_peer_assoc_h_phymode(struct ath10k *ar, break; case IEEE80211_BAND_5GHZ: - if (sta->ht_cap.ht_supported) { + /* + * Check VHT first. + */ + if (sta->vht_cap.vht_supported) { + if (sta->bandwidth == IEEE80211_STA_RX_BW_80) + phymode = MODE_11AC_VHT80; + else if (sta->bandwidth == IEEE80211_STA_RX_BW_40) + phymode = MODE_11AC_VHT40; + else if (sta->bandwidth == IEEE80211_STA_RX_BW_20) + phymode = MODE_11AC_VHT20; + } else if (sta->ht_cap.ht_supported) { if (sta->bandwidth == IEEE80211_STA_RX_BW_40) phymode = MODE_11NA_HT40; else @@ -1105,6 +1117,9 @@ static void ath10k_peer_assoc_h_phymode(struct ath10k *ar, break; } + ath10k_dbg(ATH10K_DBG_MAC, "mac peer %pM phymode %s\n", + sta->addr, ath10k_wmi_phymode_str(phymode)); + arg->peer_phymode = phymode; WARN_ON(phymode == MODE_UNKNOWN); } @@ -1162,15 +1177,15 @@ static void ath10k_bss_assoc(struct ieee80211_hw *hw, rcu_read_unlock(); + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d up (associated) bssid %pM aid %d\n", + arvif->vdev_id, bss_conf->bssid, bss_conf->aid); + ret = ath10k_wmi_vdev_up(ar, arvif->vdev_id, bss_conf->aid, bss_conf->bssid); if (ret) ath10k_warn("VDEV: %d up failed: ret %d\n", arvif->vdev_id, ret); - else - ath10k_dbg(ATH10K_DBG_MAC, - "VDEV: %d associated, BSSID: %pM, AID: %d\n", - arvif->vdev_id, bss_conf->bssid, bss_conf->aid); } /* @@ -1191,10 +1206,11 @@ static void ath10k_bss_disassoc(struct ieee80211_hw *hw, * No idea why this happens, even though VDEV-DOWN is supposed * to be analogous to link down, so just stop the VDEV. */ + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d stop (disassociated\n", + arvif->vdev_id); + + /* FIXME: check return value */ ret = ath10k_vdev_stop(arvif); - if (!ret) - ath10k_dbg(ATH10K_DBG_MAC, "VDEV: %d stopped\n", - arvif->vdev_id); /* * If we don't call VDEV-DOWN after VDEV-STOP FW will remain active and @@ -1203,12 +1219,10 @@ static void ath10k_bss_disassoc(struct ieee80211_hw *hw, * interfaces as it expects there is no rx when no interface is * running. */ - ret = ath10k_wmi_vdev_down(ar, arvif->vdev_id); - if (ret) - ath10k_dbg(ATH10K_DBG_MAC, "VDEV: %d ath10k_wmi_vdev_down failed (%d)\n", - arvif->vdev_id, ret); + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d down\n", arvif->vdev_id); - ath10k_wmi_flush_tx(ar); + /* FIXME: why don't we print error if wmi call fails? */ + ret = ath10k_wmi_vdev_down(ar, arvif->vdev_id); arvif->def_wep_key_index = 0; } @@ -1333,8 +1347,8 @@ static int ath10k_update_channel_list(struct ath10k *ar) continue; ath10k_dbg(ATH10K_DBG_WMI, - "%s: [%zd/%d] freq %d maxpower %d regpower %d antenna %d mode %d\n", - __func__, ch - arg.channels, arg.n_channels, + "mac channel [%zd/%d] freq %d maxpower %d regpower %d antenna %d mode %d\n", + ch - arg.channels, arg.n_channels, ch->freq, ch->max_power, ch->max_reg_power, ch->max_antenna_gain, ch->mode); @@ -1421,10 +1435,6 @@ static void ath10k_tx_h_update_wep_key(struct sk_buff *skb) struct ieee80211_key_conf *key = info->control.hw_key; int ret; - /* TODO AP mode should be implemented */ - if (vif->type != NL80211_IFTYPE_STATION) - return; - if (!ieee80211_has_protected(hdr->frame_control)) return; @@ -1438,7 +1448,8 @@ static void ath10k_tx_h_update_wep_key(struct sk_buff *skb) if (key->keyidx == arvif->def_wep_key_index) return; - ath10k_dbg(ATH10K_DBG_MAC, "new wep keyidx will be %d\n", key->keyidx); + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d keyidx %d\n", + arvif->vdev_id, key->keyidx); ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, WMI_VDEV_PARAM_DEF_KEYID, @@ -1480,6 +1491,12 @@ static void ath10k_tx_htt(struct ath10k *ar, struct sk_buff *skb) struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; int ret; + if (ar->htt.target_version_major >= 3) { + /* Since HTT 3.0 there is no separate mgmt tx command */ + ret = ath10k_htt_tx(&ar->htt, skb); + goto exit; + } + if (ieee80211_is_mgmt(hdr->frame_control)) ret = ath10k_htt_mgmt_tx(&ar->htt, skb); else if (ieee80211_is_nullfunc(hdr->frame_control)) @@ -1491,6 +1508,7 @@ static void ath10k_tx_htt(struct ath10k *ar, struct sk_buff *skb) else ret = ath10k_htt_tx(&ar->htt, skb); +exit: if (ret) { ath10k_warn("tx failed (%d). dropping packet.\n", ret); ieee80211_free_txskb(ar->hw, skb); @@ -1534,7 +1552,7 @@ void ath10k_offchan_tx_work(struct work_struct *work) mutex_lock(&ar->conf_mutex); - ath10k_dbg(ATH10K_DBG_MAC, "processing offchannel skb %p\n", + ath10k_dbg(ATH10K_DBG_MAC, "mac offchannel skb %p\n", skb); hdr = (struct ieee80211_hdr *)skb->data; @@ -1546,6 +1564,7 @@ void ath10k_offchan_tx_work(struct work_struct *work) spin_unlock_bh(&ar->data_lock); if (peer) + /* FIXME: should this use ath10k_warn()? */ ath10k_dbg(ATH10K_DBG_MAC, "peer %pM on vdev %d already present\n", peer_addr, vdev_id); @@ -1643,8 +1662,6 @@ static int ath10k_abort_scan(struct ath10k *ar) return -EIO; } - ath10k_wmi_flush_tx(ar); - ret = wait_for_completion_timeout(&ar->scan.completed, 3*HZ); if (ret == 0) ath10k_warn("timed out while waiting for scan to stop\n"); @@ -1678,10 +1695,6 @@ static int ath10k_start_scan(struct ath10k *ar, if (ret) return ret; - /* make sure we submit the command so the completion - * timeout makes sense */ - ath10k_wmi_flush_tx(ar); - ret = wait_for_completion_timeout(&ar->scan.started, 1*HZ); if (ret == 0) { ath10k_abort_scan(ar); @@ -1727,8 +1740,10 @@ static void ath10k_tx(struct ieee80211_hw *hw, /* we must calculate tid before we apply qos workaround * as we'd lose the qos control field */ tid = HTT_DATA_TX_EXT_TID_NON_QOS_MCAST_BCAST; - if (ieee80211_is_data_qos(hdr->frame_control) && - is_unicast_ether_addr(ieee80211_get_DA(hdr))) { + if (ieee80211_is_mgmt(hdr->frame_control)) { + tid = HTT_DATA_TX_EXT_TID_MGMT; + } else if (ieee80211_is_data_qos(hdr->frame_control) && + is_unicast_ether_addr(ieee80211_get_DA(hdr))) { u8 *qc = ieee80211_get_qos_ctl(hdr); tid = qc[0] & IEEE80211_QOS_CTL_TID_MASK; } @@ -1742,7 +1757,7 @@ static void ath10k_tx(struct ieee80211_hw *hw, ath10k_tx_h_seq_no(skb); } - memset(ATH10K_SKB_CB(skb), 0, sizeof(*ATH10K_SKB_CB(skb))); + ATH10K_SKB_CB(skb)->htt.is_offchan = false; ATH10K_SKB_CB(skb)->htt.vdev_id = vdev_id; ATH10K_SKB_CB(skb)->htt.tid = tid; @@ -1884,7 +1899,7 @@ static int ath10k_config(struct ieee80211_hw *hw, u32 changed) mutex_lock(&ar->conf_mutex); if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { - ath10k_dbg(ATH10K_DBG_MAC, "Config channel %d mhz\n", + ath10k_dbg(ATH10K_DBG_MAC, "mac config channel %d mhz\n", conf->chandef.chan->center_freq); spin_lock_bh(&ar->data_lock); ar->rx_channel = conf->chandef.chan; @@ -1901,7 +1916,6 @@ static int ath10k_config(struct ieee80211_hw *hw, u32 changed) ret = ath10k_monitor_destroy(ar); } - ath10k_wmi_flush_tx(ar); mutex_unlock(&ar->conf_mutex); return ret; } @@ -1973,7 +1987,7 @@ static int ath10k_add_interface(struct ieee80211_hw *hw, break; } - ath10k_dbg(ATH10K_DBG_MAC, "Add interface: id %d type %d subtype %d\n", + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev create %d (add interface) type %d subtype %d\n", arvif->vdev_id, arvif->vdev_type, arvif->vdev_subtype); ret = ath10k_wmi_vdev_create(ar, arvif->vdev_id, arvif->vdev_type, @@ -2052,7 +2066,12 @@ static void ath10k_remove_interface(struct ieee80211_hw *hw, mutex_lock(&ar->conf_mutex); - ath10k_dbg(ATH10K_DBG_MAC, "Remove interface: id %d\n", arvif->vdev_id); + spin_lock_bh(&ar->data_lock); + if (arvif->beacon) { + dev_kfree_skb_any(arvif->beacon); + arvif->beacon = NULL; + } + spin_unlock_bh(&ar->data_lock); ar->free_vdev_map |= 1 << (arvif->vdev_id); @@ -2064,6 +2083,9 @@ static void ath10k_remove_interface(struct ieee80211_hw *hw, kfree(arvif->u.ap.noa_data); } + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev delete %d (remove interface)\n", + arvif->vdev_id); + ret = ath10k_wmi_vdev_delete(ar, arvif->vdev_id); if (ret) ath10k_warn("WMI vdev delete failed: %d\n", ret); @@ -2105,18 +2127,20 @@ static void ath10k_configure_filter(struct ieee80211_hw *hw, if ((ar->filter_flags & FIF_PROMISC_IN_BSS) && !ar->monitor_enabled) { + ath10k_dbg(ATH10K_DBG_MAC, "mac monitor %d start\n", + ar->monitor_vdev_id); + ret = ath10k_monitor_start(ar, ar->monitor_vdev_id); if (ret) ath10k_warn("Unable to start monitor mode\n"); - else - ath10k_dbg(ATH10K_DBG_MAC, "Monitor mode started\n"); } else if (!(ar->filter_flags & FIF_PROMISC_IN_BSS) && ar->monitor_enabled) { + ath10k_dbg(ATH10K_DBG_MAC, "mac monitor %d stop\n", + ar->monitor_vdev_id); + ret = ath10k_monitor_stop(ar); if (ret) ath10k_warn("Unable to stop monitor mode\n"); - else - ath10k_dbg(ATH10K_DBG_MAC, "Monitor mode stopped\n"); } mutex_unlock(&ar->conf_mutex); @@ -2141,41 +2165,41 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, WMI_VDEV_PARAM_BEACON_INTERVAL, arvif->beacon_interval); + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d beacon_interval %d\n", + arvif->vdev_id, arvif->beacon_interval); + if (ret) ath10k_warn("Failed to set beacon interval for VDEV: %d\n", arvif->vdev_id); - else - ath10k_dbg(ATH10K_DBG_MAC, - "Beacon interval: %d set for VDEV: %d\n", - arvif->beacon_interval, arvif->vdev_id); } if (changed & BSS_CHANGED_BEACON) { + ath10k_dbg(ATH10K_DBG_MAC, + "vdev %d set beacon tx mode to staggered\n", + arvif->vdev_id); + ret = ath10k_wmi_pdev_set_param(ar, WMI_PDEV_PARAM_BEACON_TX_MODE, WMI_BEACON_STAGGERED_MODE); if (ret) ath10k_warn("Failed to set beacon mode for VDEV: %d\n", arvif->vdev_id); - else - ath10k_dbg(ATH10K_DBG_MAC, - "Set staggered beacon mode for VDEV: %d\n", - arvif->vdev_id); } if (changed & BSS_CHANGED_BEACON_INFO) { arvif->dtim_period = info->dtim_period; + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d dtim_period %d\n", + arvif->vdev_id, arvif->dtim_period); + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, WMI_VDEV_PARAM_DTIM_PERIOD, arvif->dtim_period); if (ret) ath10k_warn("Failed to set dtim period for VDEV: %d\n", arvif->vdev_id); - else - ath10k_dbg(ATH10K_DBG_MAC, - "Set dtim period: %d for VDEV: %d\n", - arvif->dtim_period, arvif->vdev_id); } if (changed & BSS_CHANGED_SSID && @@ -2188,16 +2212,15 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_BSSID) { if (!is_zero_ether_addr(info->bssid)) { + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d create peer %pM\n", + arvif->vdev_id, info->bssid); + ret = ath10k_peer_create(ar, arvif->vdev_id, info->bssid); if (ret) ath10k_warn("Failed to add peer: %pM for VDEV: %d\n", info->bssid, arvif->vdev_id); - else - ath10k_dbg(ATH10K_DBG_MAC, - "Added peer: %pM for VDEV: %d\n", - info->bssid, arvif->vdev_id); - if (vif->type == NL80211_IFTYPE_STATION) { /* @@ -2207,11 +2230,12 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, memcpy(arvif->u.sta.bssid, info->bssid, ETH_ALEN); + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d start %pM\n", + arvif->vdev_id, info->bssid); + + /* FIXME: check return value */ ret = ath10k_vdev_start(arvif); - if (!ret) - ath10k_dbg(ATH10K_DBG_MAC, - "VDEV: %d started with BSSID: %pM\n", - arvif->vdev_id, info->bssid); } /* @@ -2235,16 +2259,15 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, else cts_prot = 0; + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d cts_prot %d\n", + arvif->vdev_id, cts_prot); + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, WMI_VDEV_PARAM_ENABLE_RTSCTS, cts_prot); if (ret) ath10k_warn("Failed to set CTS prot for VDEV: %d\n", arvif->vdev_id); - else - ath10k_dbg(ATH10K_DBG_MAC, - "Set CTS prot: %d for VDEV: %d\n", - cts_prot, arvif->vdev_id); } if (changed & BSS_CHANGED_ERP_SLOT) { @@ -2255,16 +2278,15 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, else slottime = WMI_VDEV_SLOT_TIME_LONG; /* 20us */ + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d slot_time %d\n", + arvif->vdev_id, slottime); + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, WMI_VDEV_PARAM_SLOT_TIME, slottime); if (ret) ath10k_warn("Failed to set erp slot for VDEV: %d\n", arvif->vdev_id); - else - ath10k_dbg(ATH10K_DBG_MAC, - "Set slottime: %d for VDEV: %d\n", - slottime, arvif->vdev_id); } if (changed & BSS_CHANGED_ERP_PREAMBLE) { @@ -2274,16 +2296,16 @@ static void ath10k_bss_info_changed(struct ieee80211_hw *hw, else preamble = WMI_VDEV_PREAMBLE_LONG; + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d preamble %dn", + arvif->vdev_id, preamble); + ret = ath10k_wmi_vdev_set_param(ar, arvif->vdev_id, WMI_VDEV_PARAM_PREAMBLE, preamble); if (ret) ath10k_warn("Failed to set preamble for VDEV: %d\n", arvif->vdev_id); - else - ath10k_dbg(ATH10K_DBG_MAC, - "Set preamble: %d for VDEV: %d\n", - preamble, arvif->vdev_id); } if (changed & BSS_CHANGED_ASSOC) { @@ -2474,27 +2496,26 @@ static int ath10k_sta_state(struct ieee80211_hw *hw, /* * New station addition. */ + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d peer create %pM (new sta)\n", + arvif->vdev_id, sta->addr); + ret = ath10k_peer_create(ar, arvif->vdev_id, sta->addr); if (ret) ath10k_warn("Failed to add peer: %pM for VDEV: %d\n", sta->addr, arvif->vdev_id); - else - ath10k_dbg(ATH10K_DBG_MAC, - "Added peer: %pM for VDEV: %d\n", - sta->addr, arvif->vdev_id); } else if ((old_state == IEEE80211_STA_NONE && new_state == IEEE80211_STA_NOTEXIST)) { /* * Existing station deletion. */ + ath10k_dbg(ATH10K_DBG_MAC, + "mac vdev %d peer delete %pM (sta gone)\n", + arvif->vdev_id, sta->addr); ret = ath10k_peer_delete(ar, arvif->vdev_id, sta->addr); if (ret) ath10k_warn("Failed to delete peer: %pM for VDEV: %d\n", sta->addr, arvif->vdev_id); - else - ath10k_dbg(ATH10K_DBG_MAC, - "Removed peer: %pM for VDEV: %d\n", - sta->addr, arvif->vdev_id); if (vif->type == NL80211_IFTYPE_STATION) ath10k_bss_disassoc(hw, vif); @@ -2505,14 +2526,13 @@ static int ath10k_sta_state(struct ieee80211_hw *hw, /* * New association. */ + ath10k_dbg(ATH10K_DBG_MAC, "mac sta %pM associated\n", + sta->addr); + ret = ath10k_station_assoc(ar, arvif, sta); if (ret) ath10k_warn("Failed to associate station: %pM\n", sta->addr); - else - ath10k_dbg(ATH10K_DBG_MAC, - "Station %pM moved to assoc state\n", - sta->addr); } else if (old_state == IEEE80211_STA_ASSOC && new_state == IEEE80211_STA_AUTH && (vif->type == NL80211_IFTYPE_AP || @@ -2520,14 +2540,13 @@ static int ath10k_sta_state(struct ieee80211_hw *hw, /* * Disassociation. */ + ath10k_dbg(ATH10K_DBG_MAC, "mac sta %pM disassociated\n", + sta->addr); + ret = ath10k_station_disassoc(ar, arvif, sta); if (ret) ath10k_warn("Failed to disassociate station: %pM\n", sta->addr); - else - ath10k_dbg(ATH10K_DBG_MAC, - "Station %pM moved to disassociated state\n", - sta->addr); } mutex_unlock(&ar->conf_mutex); @@ -2747,14 +2766,13 @@ static void ath10k_set_rts_iter(void *data, u8 *mac, struct ieee80211_vif *vif) if (ar_iter->ar->state == ATH10K_STATE_RESTARTED) return; + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d rts_threshold %d\n", + arvif->vdev_id, rts); + ar_iter->ret = ath10k_mac_set_rts(arvif, rts); if (ar_iter->ret) ath10k_warn("Failed to set RTS threshold for VDEV: %d\n", arvif->vdev_id); - else - ath10k_dbg(ATH10K_DBG_MAC, - "Set RTS threshold: %d for VDEV: %d\n", - rts, arvif->vdev_id); } static int ath10k_set_rts_threshold(struct ieee80211_hw *hw, u32 value) @@ -2789,14 +2807,13 @@ static void ath10k_set_frag_iter(void *data, u8 *mac, struct ieee80211_vif *vif) if (ar_iter->ar->state == ATH10K_STATE_RESTARTED) return; + ath10k_dbg(ATH10K_DBG_MAC, "mac vdev %d fragmentation_threshold %d\n", + arvif->vdev_id, frag); + ar_iter->ret = ath10k_mac_set_frag(arvif, frag); if (ar_iter->ret) ath10k_warn("Failed to set frag threshold for VDEV: %d\n", arvif->vdev_id); - else - ath10k_dbg(ATH10K_DBG_MAC, - "Set frag threshold: %d for VDEV: %d\n", - frag, arvif->vdev_id); } static int ath10k_set_frag_threshold(struct ieee80211_hw *hw, u32 value) @@ -2836,8 +2853,7 @@ static void ath10k_flush(struct ieee80211_hw *hw, u32 queues, bool drop) bool empty; spin_lock_bh(&ar->htt.tx_lock); - empty = bitmap_empty(ar->htt.used_msdu_ids, - ar->htt.max_num_pending_tx); + empty = (ar->htt.num_pending_tx == 0); spin_unlock_bh(&ar->htt.tx_lock); skip = (ar->state == ATH10K_STATE_WEDGED); @@ -3326,6 +3342,10 @@ int ath10k_mac_register(struct ath10k *ar) IEEE80211_HW_WANT_MONITOR_VIF | IEEE80211_HW_AP_LINK_PS; + /* MSDU can have HTT TX fragment pushed in front. The additional 4 + * bytes is used for padding/alignment if necessary. */ + ar->hw->extra_tx_headroom += sizeof(struct htt_data_tx_desc_frag)*2 + 4; + if (ar->ht_cap_info & WMI_HT_CAP_DYNAMIC_SMPS) ar->hw->flags |= IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS; diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c index e2f9ef50b1bd..dff23d97bed0 100644 --- a/drivers/net/wireless/ath/ath10k/pci.c +++ b/drivers/net/wireless/ath/ath10k/pci.c @@ -36,11 +36,9 @@ static unsigned int ath10k_target_ps; module_param(ath10k_target_ps, uint, 0644); MODULE_PARM_DESC(ath10k_target_ps, "Enable ath10k Target (SoC) PS option"); -#define QCA988X_1_0_DEVICE_ID (0xabcd) #define QCA988X_2_0_DEVICE_ID (0x003c) static DEFINE_PCI_DEVICE_TABLE(ath10k_pci_id_table) = { - { PCI_VDEVICE(ATHEROS, QCA988X_1_0_DEVICE_ID) }, /* PCI-E QCA988X V1 */ { PCI_VDEVICE(ATHEROS, QCA988X_2_0_DEVICE_ID) }, /* PCI-E QCA988X V2 */ {0} }; @@ -50,9 +48,9 @@ static int ath10k_pci_diag_read_access(struct ath10k *ar, u32 address, static void ath10k_pci_process_ce(struct ath10k *ar); static int ath10k_pci_post_rx(struct ath10k *ar); -static int ath10k_pci_post_rx_pipe(struct hif_ce_pipe_info *pipe_info, +static int ath10k_pci_post_rx_pipe(struct ath10k_pci_pipe *pipe_info, int num); -static void ath10k_pci_rx_pipe_cleanup(struct hif_ce_pipe_info *pipe_info); +static void ath10k_pci_rx_pipe_cleanup(struct ath10k_pci_pipe *pipe_info); static void ath10k_pci_stop_ce(struct ath10k *ar); static void ath10k_pci_device_reset(struct ath10k *ar); static int ath10k_pci_reset_target(struct ath10k *ar); @@ -60,43 +58,145 @@ static int ath10k_pci_start_intr(struct ath10k *ar); static void ath10k_pci_stop_intr(struct ath10k *ar); static const struct ce_attr host_ce_config_wlan[] = { - /* host->target HTC control and raw streams */ - { /* CE0 */ CE_ATTR_FLAGS, 0, 16, 256, 0, NULL,}, - /* could be moved to share CE3 */ - /* target->host HTT + HTC control */ - { /* CE1 */ CE_ATTR_FLAGS, 0, 0, 512, 512, NULL,}, - /* target->host WMI */ - { /* CE2 */ CE_ATTR_FLAGS, 0, 0, 2048, 32, NULL,}, - /* host->target WMI */ - { /* CE3 */ CE_ATTR_FLAGS, 0, 32, 2048, 0, NULL,}, - /* host->target HTT */ - { /* CE4 */ CE_ATTR_FLAGS | CE_ATTR_DIS_INTR, 0, - CE_HTT_H2T_MSG_SRC_NENTRIES, 256, 0, NULL,}, - /* unused */ - { /* CE5 */ CE_ATTR_FLAGS, 0, 0, 0, 0, NULL,}, - /* Target autonomous hif_memcpy */ - { /* CE6 */ CE_ATTR_FLAGS, 0, 0, 0, 0, NULL,}, - /* ce_diag, the Diagnostic Window */ - { /* CE7 */ CE_ATTR_FLAGS, 0, 2, DIAG_TRANSFER_LIMIT, 2, NULL,}, + /* CE0: host->target HTC control and raw streams */ + { + .flags = CE_ATTR_FLAGS, + .src_nentries = 16, + .src_sz_max = 256, + .dest_nentries = 0, + }, + + /* CE1: target->host HTT + HTC control */ + { + .flags = CE_ATTR_FLAGS, + .src_nentries = 0, + .src_sz_max = 512, + .dest_nentries = 512, + }, + + /* CE2: target->host WMI */ + { + .flags = CE_ATTR_FLAGS, + .src_nentries = 0, + .src_sz_max = 2048, + .dest_nentries = 32, + }, + + /* CE3: host->target WMI */ + { + .flags = CE_ATTR_FLAGS, + .src_nentries = 32, + .src_sz_max = 2048, + .dest_nentries = 0, + }, + + /* CE4: host->target HTT */ + { + .flags = CE_ATTR_FLAGS | CE_ATTR_DIS_INTR, + .src_nentries = CE_HTT_H2T_MSG_SRC_NENTRIES, + .src_sz_max = 256, + .dest_nentries = 0, + }, + + /* CE5: unused */ + { + .flags = CE_ATTR_FLAGS, + .src_nentries = 0, + .src_sz_max = 0, + .dest_nentries = 0, + }, + + /* CE6: target autonomous hif_memcpy */ + { + .flags = CE_ATTR_FLAGS, + .src_nentries = 0, + .src_sz_max = 0, + .dest_nentries = 0, + }, + + /* CE7: ce_diag, the Diagnostic Window */ + { + .flags = CE_ATTR_FLAGS, + .src_nentries = 2, + .src_sz_max = DIAG_TRANSFER_LIMIT, + .dest_nentries = 2, + }, }; /* Target firmware's Copy Engine configuration. */ static const struct ce_pipe_config target_ce_config_wlan[] = { - /* host->target HTC control and raw streams */ - { /* CE0 */ 0, PIPEDIR_OUT, 32, 256, CE_ATTR_FLAGS, 0,}, - /* target->host HTT + HTC control */ - { /* CE1 */ 1, PIPEDIR_IN, 32, 512, CE_ATTR_FLAGS, 0,}, - /* target->host WMI */ - { /* CE2 */ 2, PIPEDIR_IN, 32, 2048, CE_ATTR_FLAGS, 0,}, - /* host->target WMI */ - { /* CE3 */ 3, PIPEDIR_OUT, 32, 2048, CE_ATTR_FLAGS, 0,}, - /* host->target HTT */ - { /* CE4 */ 4, PIPEDIR_OUT, 256, 256, CE_ATTR_FLAGS, 0,}, + /* CE0: host->target HTC control and raw streams */ + { + .pipenum = 0, + .pipedir = PIPEDIR_OUT, + .nentries = 32, + .nbytes_max = 256, + .flags = CE_ATTR_FLAGS, + .reserved = 0, + }, + + /* CE1: target->host HTT + HTC control */ + { + .pipenum = 1, + .pipedir = PIPEDIR_IN, + .nentries = 32, + .nbytes_max = 512, + .flags = CE_ATTR_FLAGS, + .reserved = 0, + }, + + /* CE2: target->host WMI */ + { + .pipenum = 2, + .pipedir = PIPEDIR_IN, + .nentries = 32, + .nbytes_max = 2048, + .flags = CE_ATTR_FLAGS, + .reserved = 0, + }, + + /* CE3: host->target WMI */ + { + .pipenum = 3, + .pipedir = PIPEDIR_OUT, + .nentries = 32, + .nbytes_max = 2048, + .flags = CE_ATTR_FLAGS, + .reserved = 0, + }, + + /* CE4: host->target HTT */ + { + .pipenum = 4, + .pipedir = PIPEDIR_OUT, + .nentries = 256, + .nbytes_max = 256, + .flags = CE_ATTR_FLAGS, + .reserved = 0, + }, + /* NB: 50% of src nentries, since tx has 2 frags */ - /* unused */ - { /* CE5 */ 5, PIPEDIR_OUT, 32, 2048, CE_ATTR_FLAGS, 0,}, - /* Reserved for target autonomous hif_memcpy */ - { /* CE6 */ 6, PIPEDIR_INOUT, 32, 4096, CE_ATTR_FLAGS, 0,}, + + /* CE5: unused */ + { + .pipenum = 5, + .pipedir = PIPEDIR_OUT, + .nentries = 32, + .nbytes_max = 2048, + .flags = CE_ATTR_FLAGS, + .reserved = 0, + }, + + /* CE6: Reserved for target autonomous hif_memcpy */ + { + .pipenum = 6, + .pipedir = PIPEDIR_INOUT, + .nentries = 32, + .nbytes_max = 4096, + .flags = CE_ATTR_FLAGS, + .reserved = 0, + }, + /* CE7 used only by Host */ }; @@ -114,7 +214,7 @@ static int ath10k_pci_diag_read_mem(struct ath10k *ar, u32 address, void *data, unsigned int completed_nbytes, orig_nbytes, remaining_bytes; unsigned int id; unsigned int flags; - struct ce_state *ce_diag; + struct ath10k_ce_pipe *ce_diag; /* Host buffer address in CE space */ u32 ce_data; dma_addr_t ce_data_base = 0; @@ -278,7 +378,7 @@ static int ath10k_pci_diag_write_mem(struct ath10k *ar, u32 address, unsigned int completed_nbytes, orig_nbytes, remaining_bytes; unsigned int id; unsigned int flags; - struct ce_state *ce_diag; + struct ath10k_ce_pipe *ce_diag; void *data_buf = NULL; u32 ce_data; /* Host buffer address in CE space */ dma_addr_t ce_data_base = 0; @@ -437,7 +537,7 @@ static void ath10k_pci_wait(struct ath10k *ar) ath10k_warn("Unable to wakeup target\n"); } -void ath10k_do_pci_wake(struct ath10k *ar) +int ath10k_do_pci_wake(struct ath10k *ar) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); void __iomem *pci_addr = ar_pci->mem; @@ -453,18 +553,19 @@ void ath10k_do_pci_wake(struct ath10k *ar) atomic_inc(&ar_pci->keep_awake_count); if (ar_pci->verified_awake) - return; + return 0; for (;;) { if (ath10k_pci_target_is_awake(ar)) { ar_pci->verified_awake = true; - break; + return 0; } if (tot_delay > PCIE_WAKE_TIMEOUT) { - ath10k_warn("target takes too long to wake up (awake count %d)\n", + ath10k_warn("target took longer %d us to wake up (awake count %d)\n", + PCIE_WAKE_TIMEOUT, atomic_read(&ar_pci->keep_awake_count)); - break; + return -ETIMEDOUT; } udelay(curr_delay); @@ -493,7 +594,7 @@ void ath10k_do_pci_sleep(struct ath10k *ar) * FIXME: Handle OOM properly. */ static inline -struct ath10k_pci_compl *get_free_compl(struct hif_ce_pipe_info *pipe_info) +struct ath10k_pci_compl *get_free_compl(struct ath10k_pci_pipe *pipe_info) { struct ath10k_pci_compl *compl = NULL; @@ -511,39 +612,28 @@ exit: } /* Called by lower (CE) layer when a send to Target completes. */ -static void ath10k_pci_ce_send_done(struct ce_state *ce_state, - void *transfer_context, - u32 ce_data, - unsigned int nbytes, - unsigned int transfer_id) +static void ath10k_pci_ce_send_done(struct ath10k_ce_pipe *ce_state) { struct ath10k *ar = ce_state->ar; struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct hif_ce_pipe_info *pipe_info = &ar_pci->pipe_info[ce_state->id]; + struct ath10k_pci_pipe *pipe_info = &ar_pci->pipe_info[ce_state->id]; struct ath10k_pci_compl *compl; - bool process = false; - - do { - /* - * For the send completion of an item in sendlist, just - * increment num_sends_allowed. The upper layer callback will - * be triggered when last fragment is done with send. - */ - if (transfer_context == CE_SENDLIST_ITEM_CTXT) { - spin_lock_bh(&pipe_info->pipe_lock); - pipe_info->num_sends_allowed++; - spin_unlock_bh(&pipe_info->pipe_lock); - continue; - } + void *transfer_context; + u32 ce_data; + unsigned int nbytes; + unsigned int transfer_id; + while (ath10k_ce_completed_send_next(ce_state, &transfer_context, + &ce_data, &nbytes, + &transfer_id) == 0) { compl = get_free_compl(pipe_info); if (!compl) break; - compl->send_or_recv = HIF_CE_COMPLETE_SEND; + compl->state = ATH10K_PCI_COMPL_SEND; compl->ce_state = ce_state; compl->pipe_info = pipe_info; - compl->transfer_context = transfer_context; + compl->skb = transfer_context; compl->nbytes = nbytes; compl->transfer_id = transfer_id; compl->flags = 0; @@ -554,46 +644,36 @@ static void ath10k_pci_ce_send_done(struct ce_state *ce_state, spin_lock_bh(&ar_pci->compl_lock); list_add_tail(&compl->list, &ar_pci->compl_process); spin_unlock_bh(&ar_pci->compl_lock); - - process = true; - } while (ath10k_ce_completed_send_next(ce_state, - &transfer_context, - &ce_data, &nbytes, - &transfer_id) == 0); - - /* - * If only some of the items within a sendlist have completed, - * don't invoke completion processing until the entire sendlist - * has been sent. - */ - if (!process) - return; + } ath10k_pci_process_ce(ar); } /* Called by lower (CE) layer when data is received from the Target. */ -static void ath10k_pci_ce_recv_data(struct ce_state *ce_state, - void *transfer_context, u32 ce_data, - unsigned int nbytes, - unsigned int transfer_id, - unsigned int flags) +static void ath10k_pci_ce_recv_data(struct ath10k_ce_pipe *ce_state) { struct ath10k *ar = ce_state->ar; struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct hif_ce_pipe_info *pipe_info = &ar_pci->pipe_info[ce_state->id]; + struct ath10k_pci_pipe *pipe_info = &ar_pci->pipe_info[ce_state->id]; struct ath10k_pci_compl *compl; struct sk_buff *skb; + void *transfer_context; + u32 ce_data; + unsigned int nbytes; + unsigned int transfer_id; + unsigned int flags; - do { + while (ath10k_ce_completed_recv_next(ce_state, &transfer_context, + &ce_data, &nbytes, &transfer_id, + &flags) == 0) { compl = get_free_compl(pipe_info); if (!compl) break; - compl->send_or_recv = HIF_CE_COMPLETE_RECV; + compl->state = ATH10K_PCI_COMPL_RECV; compl->ce_state = ce_state; compl->pipe_info = pipe_info; - compl->transfer_context = transfer_context; + compl->skb = transfer_context; compl->nbytes = nbytes; compl->transfer_id = transfer_id; compl->flags = flags; @@ -608,12 +688,7 @@ static void ath10k_pci_ce_recv_data(struct ce_state *ce_state, spin_lock_bh(&ar_pci->compl_lock); list_add_tail(&compl->list, &ar_pci->compl_process); spin_unlock_bh(&ar_pci->compl_lock); - - } while (ath10k_ce_completed_recv_next(ce_state, - &transfer_context, - &ce_data, &nbytes, - &transfer_id, - &flags) == 0); + } ath10k_pci_process_ce(ar); } @@ -625,15 +700,12 @@ static int ath10k_pci_hif_send_head(struct ath10k *ar, u8 pipe_id, { struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(nbuf); struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct hif_ce_pipe_info *pipe_info = &(ar_pci->pipe_info[pipe_id]); - struct ce_state *ce_hdl = pipe_info->ce_hdl; - struct ce_sendlist sendlist; + struct ath10k_pci_pipe *pipe_info = &(ar_pci->pipe_info[pipe_id]); + struct ath10k_ce_pipe *ce_hdl = pipe_info->ce_hdl; unsigned int len; u32 flags = 0; int ret; - memset(&sendlist, 0, sizeof(struct ce_sendlist)); - len = min(bytes, nbuf->len); bytes -= len; @@ -648,8 +720,6 @@ static int ath10k_pci_hif_send_head(struct ath10k *ar, u8 pipe_id, "ath10k tx: data: ", nbuf->data, nbuf->len); - ath10k_ce_sendlist_buf_add(&sendlist, skb_cb->paddr, len, flags); - /* Make sure we have resources to handle this request */ spin_lock_bh(&pipe_info->pipe_lock); if (!pipe_info->num_sends_allowed) { @@ -660,7 +730,8 @@ static int ath10k_pci_hif_send_head(struct ath10k *ar, u8 pipe_id, pipe_info->num_sends_allowed--; spin_unlock_bh(&pipe_info->pipe_lock); - ret = ath10k_ce_sendlist_send(ce_hdl, nbuf, &sendlist, transfer_id); + ret = ath10k_ce_sendlist_send(ce_hdl, nbuf, transfer_id, + skb_cb->paddr, len, flags); if (ret) ath10k_warn("CE send failed: %p\n", nbuf); @@ -670,7 +741,7 @@ static int ath10k_pci_hif_send_head(struct ath10k *ar, u8 pipe_id, static u16 ath10k_pci_hif_get_free_queue_number(struct ath10k *ar, u8 pipe) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct hif_ce_pipe_info *pipe_info = &(ar_pci->pipe_info[pipe]); + struct ath10k_pci_pipe *pipe_info = &(ar_pci->pipe_info[pipe]); int ret; spin_lock_bh(&pipe_info->pipe_lock); @@ -764,9 +835,9 @@ static void ath10k_pci_hif_set_callbacks(struct ath10k *ar, static int ath10k_pci_start_ce(struct ath10k *ar) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct ce_state *ce_diag = ar_pci->ce_diag; + struct ath10k_ce_pipe *ce_diag = ar_pci->ce_diag; const struct ce_attr *attr; - struct hif_ce_pipe_info *pipe_info; + struct ath10k_pci_pipe *pipe_info; struct ath10k_pci_compl *compl; int i, pipe_num, completions, disable_interrupts; @@ -805,15 +876,14 @@ static int ath10k_pci_start_ce(struct ath10k *ar) continue; for (i = 0; i < completions; i++) { - compl = kmalloc(sizeof(struct ath10k_pci_compl), - GFP_KERNEL); + compl = kmalloc(sizeof(*compl), GFP_KERNEL); if (!compl) { ath10k_warn("No memory for completion state\n"); ath10k_pci_stop_ce(ar); return -ENOMEM; } - compl->send_or_recv = HIF_CE_COMPLETE_FREE; + compl->state = ATH10K_PCI_COMPL_FREE; list_add_tail(&compl->list, &pipe_info->compl_free); } } @@ -840,7 +910,7 @@ static void ath10k_pci_stop_ce(struct ath10k *ar) * their associated resources */ spin_lock_bh(&ar_pci->compl_lock); list_for_each_entry(compl, &ar_pci->compl_process, list) { - skb = (struct sk_buff *)compl->transfer_context; + skb = compl->skb; ATH10K_SKB_CB(skb)->is_aborted = true; } spin_unlock_bh(&ar_pci->compl_lock); @@ -850,7 +920,7 @@ static void ath10k_pci_cleanup_ce(struct ath10k *ar) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); struct ath10k_pci_compl *compl, *tmp; - struct hif_ce_pipe_info *pipe_info; + struct ath10k_pci_pipe *pipe_info; struct sk_buff *netbuf; int pipe_num; @@ -861,7 +931,7 @@ static void ath10k_pci_cleanup_ce(struct ath10k *ar) list_for_each_entry_safe(compl, tmp, &ar_pci->compl_process, list) { list_del(&compl->list); - netbuf = (struct sk_buff *)compl->transfer_context; + netbuf = compl->skb; dev_kfree_skb_any(netbuf); kfree(compl); } @@ -912,12 +982,14 @@ static void ath10k_pci_process_ce(struct ath10k *ar) list_del(&compl->list); spin_unlock_bh(&ar_pci->compl_lock); - if (compl->send_or_recv == HIF_CE_COMPLETE_SEND) { + switch (compl->state) { + case ATH10K_PCI_COMPL_SEND: cb->tx_completion(ar, - compl->transfer_context, + compl->skb, compl->transfer_id); send_done = 1; - } else { + break; + case ATH10K_PCI_COMPL_RECV: ret = ath10k_pci_post_rx_pipe(compl->pipe_info, 1); if (ret) { ath10k_warn("Unable to post recv buffer for pipe: %d\n", @@ -925,7 +997,7 @@ static void ath10k_pci_process_ce(struct ath10k *ar) break; } - skb = (struct sk_buff *)compl->transfer_context; + skb = compl->skb; nbytes = compl->nbytes; ath10k_dbg(ATH10K_DBG_PCI, @@ -944,9 +1016,17 @@ static void ath10k_pci_process_ce(struct ath10k *ar) nbytes, skb->len + skb_tailroom(skb)); } + break; + case ATH10K_PCI_COMPL_FREE: + ath10k_warn("free completion cannot be processed\n"); + break; + default: + ath10k_warn("invalid completion state (%d)\n", + compl->state); + break; } - compl->send_or_recv = HIF_CE_COMPLETE_FREE; + compl->state = ATH10K_PCI_COMPL_FREE; /* * Add completion back to the pipe's free list. @@ -1037,12 +1117,12 @@ static void ath10k_pci_hif_get_default_pipe(struct ath10k *ar, &dl_is_polled); } -static int ath10k_pci_post_rx_pipe(struct hif_ce_pipe_info *pipe_info, +static int ath10k_pci_post_rx_pipe(struct ath10k_pci_pipe *pipe_info, int num) { struct ath10k *ar = pipe_info->hif_ce_state; struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct ce_state *ce_state = pipe_info->ce_hdl; + struct ath10k_ce_pipe *ce_state = pipe_info->ce_hdl; struct sk_buff *skb; dma_addr_t ce_data; int i, ret = 0; @@ -1097,7 +1177,7 @@ err: static int ath10k_pci_post_rx(struct ath10k *ar) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct hif_ce_pipe_info *pipe_info; + struct ath10k_pci_pipe *pipe_info; const struct ce_attr *attr; int pipe_num, ret = 0; @@ -1147,11 +1227,11 @@ static int ath10k_pci_hif_start(struct ath10k *ar) return 0; } -static void ath10k_pci_rx_pipe_cleanup(struct hif_ce_pipe_info *pipe_info) +static void ath10k_pci_rx_pipe_cleanup(struct ath10k_pci_pipe *pipe_info) { struct ath10k *ar; struct ath10k_pci *ar_pci; - struct ce_state *ce_hdl; + struct ath10k_ce_pipe *ce_hdl; u32 buf_sz; struct sk_buff *netbuf; u32 ce_data; @@ -1179,11 +1259,11 @@ static void ath10k_pci_rx_pipe_cleanup(struct hif_ce_pipe_info *pipe_info) } } -static void ath10k_pci_tx_pipe_cleanup(struct hif_ce_pipe_info *pipe_info) +static void ath10k_pci_tx_pipe_cleanup(struct ath10k_pci_pipe *pipe_info) { struct ath10k *ar; struct ath10k_pci *ar_pci; - struct ce_state *ce_hdl; + struct ath10k_ce_pipe *ce_hdl; struct sk_buff *netbuf; u32 ce_data; unsigned int nbytes; @@ -1206,15 +1286,14 @@ static void ath10k_pci_tx_pipe_cleanup(struct hif_ce_pipe_info *pipe_info) while (ath10k_ce_cancel_send_next(ce_hdl, (void **)&netbuf, &ce_data, &nbytes, &id) == 0) { - if (netbuf != CE_SENDLIST_ITEM_CTXT) - /* - * Indicate the completion to higer layer to free - * the buffer - */ - ATH10K_SKB_CB(netbuf)->is_aborted = true; - ar_pci->msg_callbacks_current.tx_completion(ar, - netbuf, - id); + /* + * Indicate the completion to higer layer to free + * the buffer + */ + ATH10K_SKB_CB(netbuf)->is_aborted = true; + ar_pci->msg_callbacks_current.tx_completion(ar, + netbuf, + id); } } @@ -1232,7 +1311,7 @@ static void ath10k_pci_buffer_cleanup(struct ath10k *ar) int pipe_num; for (pipe_num = 0; pipe_num < ar_pci->ce_count; pipe_num++) { - struct hif_ce_pipe_info *pipe_info; + struct ath10k_pci_pipe *pipe_info; pipe_info = &ar_pci->pipe_info[pipe_num]; ath10k_pci_rx_pipe_cleanup(pipe_info); @@ -1243,7 +1322,7 @@ static void ath10k_pci_buffer_cleanup(struct ath10k *ar) static void ath10k_pci_ce_deinit(struct ath10k *ar) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct hif_ce_pipe_info *pipe_info; + struct ath10k_pci_pipe *pipe_info; int pipe_num; for (pipe_num = 0; pipe_num < ar_pci->ce_count; pipe_num++) { @@ -1293,8 +1372,10 @@ static int ath10k_pci_hif_exchange_bmi_msg(struct ath10k *ar, void *resp, u32 *resp_len) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct ce_state *ce_tx = ar_pci->pipe_info[BMI_CE_NUM_TO_TARG].ce_hdl; - struct ce_state *ce_rx = ar_pci->pipe_info[BMI_CE_NUM_TO_HOST].ce_hdl; + struct ath10k_pci_pipe *pci_tx = &ar_pci->pipe_info[BMI_CE_NUM_TO_TARG]; + struct ath10k_pci_pipe *pci_rx = &ar_pci->pipe_info[BMI_CE_NUM_TO_HOST]; + struct ath10k_ce_pipe *ce_tx = pci_tx->ce_hdl; + struct ath10k_ce_pipe *ce_rx = pci_rx->ce_hdl; dma_addr_t req_paddr = 0; dma_addr_t resp_paddr = 0; struct bmi_xfer xfer = {}; @@ -1378,13 +1459,16 @@ err_dma: return ret; } -static void ath10k_pci_bmi_send_done(struct ce_state *ce_state, - void *transfer_context, - u32 data, - unsigned int nbytes, - unsigned int transfer_id) +static void ath10k_pci_bmi_send_done(struct ath10k_ce_pipe *ce_state) { - struct bmi_xfer *xfer = transfer_context; + struct bmi_xfer *xfer; + u32 ce_data; + unsigned int nbytes; + unsigned int transfer_id; + + if (ath10k_ce_completed_send_next(ce_state, (void **)&xfer, &ce_data, + &nbytes, &transfer_id)) + return; if (xfer->wait_for_resp) return; @@ -1392,14 +1476,17 @@ static void ath10k_pci_bmi_send_done(struct ce_state *ce_state, complete(&xfer->done); } -static void ath10k_pci_bmi_recv_data(struct ce_state *ce_state, - void *transfer_context, - u32 data, - unsigned int nbytes, - unsigned int transfer_id, - unsigned int flags) +static void ath10k_pci_bmi_recv_data(struct ath10k_ce_pipe *ce_state) { - struct bmi_xfer *xfer = transfer_context; + struct bmi_xfer *xfer; + u32 ce_data; + unsigned int nbytes; + unsigned int transfer_id; + unsigned int flags; + + if (ath10k_ce_completed_recv_next(ce_state, (void **)&xfer, &ce_data, + &nbytes, &transfer_id, &flags)) + return; if (!xfer->wait_for_resp) { ath10k_warn("unexpected: BMI data received; ignoring\n"); @@ -1679,7 +1766,7 @@ static int ath10k_pci_init_config(struct ath10k *ar) static int ath10k_pci_ce_init(struct ath10k *ar) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - struct hif_ce_pipe_info *pipe_info; + struct ath10k_pci_pipe *pipe_info; const struct ce_attr *attr; int pipe_num; @@ -1895,7 +1982,7 @@ static const struct ath10k_hif_ops ath10k_pci_hif_ops = { static void ath10k_pci_ce_tasklet(unsigned long ptr) { - struct hif_ce_pipe_info *pipe = (struct hif_ce_pipe_info *)ptr; + struct ath10k_pci_pipe *pipe = (struct ath10k_pci_pipe *)ptr; struct ath10k_pci *ar_pci = pipe->ar_pci; ath10k_ce_per_engine_service(ar_pci->ar, pipe->pipe_num); @@ -2212,18 +2299,13 @@ static int ath10k_pci_reset_target(struct ath10k *ar) static void ath10k_pci_device_reset(struct ath10k *ar) { - struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - void __iomem *mem = ar_pci->mem; int i; u32 val; if (!SOC_GLOBAL_RESET_ADDRESS) return; - if (!mem) - return; - - ath10k_pci_reg_write32(mem, PCIE_SOC_WAKE_ADDRESS, + ath10k_pci_reg_write32(ar, PCIE_SOC_WAKE_ADDRESS, PCIE_SOC_WAKE_V_MASK); for (i = 0; i < ATH_PCI_RESET_WAIT_MAX; i++) { if (ath10k_pci_target_is_awake(ar)) @@ -2232,12 +2314,12 @@ static void ath10k_pci_device_reset(struct ath10k *ar) } /* Put Target, including PCIe, into RESET. */ - val = ath10k_pci_reg_read32(mem, SOC_GLOBAL_RESET_ADDRESS); + val = ath10k_pci_reg_read32(ar, SOC_GLOBAL_RESET_ADDRESS); val |= 1; - ath10k_pci_reg_write32(mem, SOC_GLOBAL_RESET_ADDRESS, val); + ath10k_pci_reg_write32(ar, SOC_GLOBAL_RESET_ADDRESS, val); for (i = 0; i < ATH_PCI_RESET_WAIT_MAX; i++) { - if (ath10k_pci_reg_read32(mem, RTC_STATE_ADDRESS) & + if (ath10k_pci_reg_read32(ar, RTC_STATE_ADDRESS) & RTC_STATE_COLD_RESET_MASK) break; msleep(1); @@ -2245,16 +2327,16 @@ static void ath10k_pci_device_reset(struct ath10k *ar) /* Pull Target, including PCIe, out of RESET. */ val &= ~1; - ath10k_pci_reg_write32(mem, SOC_GLOBAL_RESET_ADDRESS, val); + ath10k_pci_reg_write32(ar, SOC_GLOBAL_RESET_ADDRESS, val); for (i = 0; i < ATH_PCI_RESET_WAIT_MAX; i++) { - if (!(ath10k_pci_reg_read32(mem, RTC_STATE_ADDRESS) & + if (!(ath10k_pci_reg_read32(ar, RTC_STATE_ADDRESS) & RTC_STATE_COLD_RESET_MASK)) break; msleep(1); } - ath10k_pci_reg_write32(mem, PCIE_SOC_WAKE_ADDRESS, PCIE_SOC_WAKE_RESET); + ath10k_pci_reg_write32(ar, PCIE_SOC_WAKE_ADDRESS, PCIE_SOC_WAKE_RESET); } static void ath10k_pci_dump_features(struct ath10k_pci *ar_pci) @@ -2267,13 +2349,10 @@ static void ath10k_pci_dump_features(struct ath10k_pci *ar_pci) switch (i) { case ATH10K_PCI_FEATURE_MSI_X: - ath10k_dbg(ATH10K_DBG_PCI, "device supports MSI-X\n"); - break; - case ATH10K_PCI_FEATURE_HW_1_0_WORKAROUND: - ath10k_dbg(ATH10K_DBG_PCI, "QCA988X_1.0 workaround enabled\n"); + ath10k_dbg(ATH10K_DBG_BOOT, "device supports MSI-X\n"); break; case ATH10K_PCI_FEATURE_SOC_POWER_SAVE: - ath10k_dbg(ATH10K_DBG_PCI, "QCA98XX SoC power save enabled\n"); + ath10k_dbg(ATH10K_DBG_BOOT, "QCA98XX SoC power save enabled\n"); break; } } @@ -2286,7 +2365,7 @@ static int ath10k_pci_probe(struct pci_dev *pdev, int ret = 0; struct ath10k *ar; struct ath10k_pci *ar_pci; - u32 lcr_val; + u32 lcr_val, chip_id; ath10k_dbg(ATH10K_DBG_PCI, "%s\n", __func__); @@ -2298,9 +2377,6 @@ static int ath10k_pci_probe(struct pci_dev *pdev, ar_pci->dev = &pdev->dev; switch (pci_dev->device) { - case QCA988X_1_0_DEVICE_ID: - set_bit(ATH10K_PCI_FEATURE_HW_1_0_WORKAROUND, ar_pci->features); - break; case QCA988X_2_0_DEVICE_ID: set_bit(ATH10K_PCI_FEATURE_MSI_X, ar_pci->features); break; @@ -2322,10 +2398,6 @@ static int ath10k_pci_probe(struct pci_dev *pdev, goto err_ar_pci; } - /* Enable QCA988X_1.0 HW workarounds */ - if (test_bit(ATH10K_PCI_FEATURE_HW_1_0_WORKAROUND, ar_pci->features)) - spin_lock_init(&ar_pci->hw_v1_workaround_lock); - ar_pci->ar = ar; ar_pci->fw_indicator_address = FW_INDICATOR_ADDRESS; atomic_set(&ar_pci->keep_awake_count, 0); @@ -2395,9 +2467,20 @@ static int ath10k_pci_probe(struct pci_dev *pdev, spin_lock_init(&ar_pci->ce_lock); - ar_pci->cacheline_sz = dma_get_cache_alignment(); + ret = ath10k_do_pci_wake(ar); + if (ret) { + ath10k_err("Failed to get chip id: %d\n", ret); + return ret; + } + + chip_id = ath10k_pci_read32(ar, + RTC_SOC_BASE_ADDRESS + SOC_CHIP_ID_ADDRESS); + + ath10k_do_pci_sleep(ar); + + ath10k_dbg(ATH10K_DBG_BOOT, "boot pci_mem 0x%p\n", ar_pci->mem); - ret = ath10k_core_register(ar); + ret = ath10k_core_register(ar, chip_id); if (ret) { ath10k_err("could not register driver core (%d)\n", ret); goto err_iomap; @@ -2414,7 +2497,6 @@ err_region: err_device: pci_disable_device(pdev); err_ar: - pci_set_drvdata(pdev, NULL); ath10k_core_destroy(ar); err_ar_pci: /* call HIF PCI free here */ @@ -2442,7 +2524,6 @@ static void ath10k_pci_remove(struct pci_dev *pdev) ath10k_core_unregister(ar); - pci_set_drvdata(pdev, NULL); pci_iounmap(pdev, ar_pci->mem); pci_release_region(pdev, BAR_NUM); pci_clear_master(pdev); @@ -2483,9 +2564,6 @@ module_exit(ath10k_pci_exit); MODULE_AUTHOR("Qualcomm Atheros"); MODULE_DESCRIPTION("Driver support for Atheros QCA988X PCIe devices"); MODULE_LICENSE("Dual BSD/GPL"); -MODULE_FIRMWARE(QCA988X_HW_1_0_FW_DIR "/" QCA988X_HW_1_0_FW_FILE); -MODULE_FIRMWARE(QCA988X_HW_1_0_FW_DIR "/" QCA988X_HW_1_0_OTP_FILE); -MODULE_FIRMWARE(QCA988X_HW_1_0_FW_DIR "/" QCA988X_HW_1_0_BOARD_DATA_FILE); MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" QCA988X_HW_2_0_FW_FILE); MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" QCA988X_HW_2_0_OTP_FILE); MODULE_FIRMWARE(QCA988X_HW_2_0_FW_DIR "/" QCA988X_HW_2_0_BOARD_DATA_FILE); diff --git a/drivers/net/wireless/ath/ath10k/pci.h b/drivers/net/wireless/ath/ath10k/pci.h index 871bb339d56d..7c49f6f96f70 100644 --- a/drivers/net/wireless/ath/ath10k/pci.h +++ b/drivers/net/wireless/ath/ath10k/pci.h @@ -43,22 +43,23 @@ struct bmi_xfer { u32 resp_len; }; +enum ath10k_pci_compl_state { + ATH10K_PCI_COMPL_FREE = 0, + ATH10K_PCI_COMPL_SEND, + ATH10K_PCI_COMPL_RECV, +}; + struct ath10k_pci_compl { struct list_head list; - int send_or_recv; - struct ce_state *ce_state; - struct hif_ce_pipe_info *pipe_info; - void *transfer_context; + enum ath10k_pci_compl_state state; + struct ath10k_ce_pipe *ce_state; + struct ath10k_pci_pipe *pipe_info; + struct sk_buff *skb; unsigned int nbytes; unsigned int transfer_id; unsigned int flags; }; -/* compl_state.send_or_recv */ -#define HIF_CE_COMPLETE_FREE 0 -#define HIF_CE_COMPLETE_SEND 1 -#define HIF_CE_COMPLETE_RECV 2 - /* * PCI-specific Target state * @@ -152,17 +153,16 @@ struct service_to_pipe { enum ath10k_pci_features { ATH10K_PCI_FEATURE_MSI_X = 0, - ATH10K_PCI_FEATURE_HW_1_0_WORKAROUND = 1, - ATH10K_PCI_FEATURE_SOC_POWER_SAVE = 2, + ATH10K_PCI_FEATURE_SOC_POWER_SAVE = 1, /* keep last */ ATH10K_PCI_FEATURE_COUNT }; /* Per-pipe state. */ -struct hif_ce_pipe_info { +struct ath10k_pci_pipe { /* Handle of underlying Copy Engine */ - struct ce_state *ce_hdl; + struct ath10k_ce_pipe *ce_hdl; /* Our pipe number; facilitiates use of pipe_info ptrs. */ u8 pipe_num; @@ -190,7 +190,6 @@ struct ath10k_pci { struct device *dev; struct ath10k *ar; void __iomem *mem; - int cacheline_sz; DECLARE_BITMAP(features, ATH10K_PCI_FEATURE_COUNT); @@ -219,7 +218,7 @@ struct ath10k_pci { bool compl_processing; - struct hif_ce_pipe_info pipe_info[CE_COUNT_MAX]; + struct ath10k_pci_pipe pipe_info[CE_COUNT_MAX]; struct ath10k_hif_cb msg_callbacks_current; @@ -227,16 +226,13 @@ struct ath10k_pci { u32 fw_indicator_address; /* Copy Engine used for Diagnostic Accesses */ - struct ce_state *ce_diag; + struct ath10k_ce_pipe *ce_diag; /* FIXME: document what this really protects */ spinlock_t ce_lock; /* Map CE id to ce_state */ - struct ce_state *ce_id_to_state[CE_COUNT_MAX]; - - /* makes sure that dummy reads are atomic */ - spinlock_t hw_v1_workaround_lock; + struct ath10k_ce_pipe ce_states[CE_COUNT_MAX]; }; static inline struct ath10k_pci *ath10k_pci_priv(struct ath10k *ar) @@ -244,14 +240,18 @@ static inline struct ath10k_pci *ath10k_pci_priv(struct ath10k *ar) return ar->hif.priv; } -static inline u32 ath10k_pci_reg_read32(void __iomem *mem, u32 addr) +static inline u32 ath10k_pci_reg_read32(struct ath10k *ar, u32 addr) { - return ioread32(mem + PCIE_LOCAL_BASE_ADDRESS + addr); + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + return ioread32(ar_pci->mem + PCIE_LOCAL_BASE_ADDRESS + addr); } -static inline void ath10k_pci_reg_write32(void __iomem *mem, u32 addr, u32 val) +static inline void ath10k_pci_reg_write32(struct ath10k *ar, u32 addr, u32 val) { - iowrite32(val, mem + PCIE_LOCAL_BASE_ADDRESS + addr); + struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); + + iowrite32(val, ar_pci->mem + PCIE_LOCAL_BASE_ADDRESS + addr); } #define ATH_PCI_RESET_WAIT_MAX 10 /* ms */ @@ -310,23 +310,8 @@ static inline void ath10k_pci_write32(struct ath10k *ar, u32 offset, u32 value) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); - void __iomem *addr = ar_pci->mem; - - if (test_bit(ATH10K_PCI_FEATURE_HW_1_0_WORKAROUND, ar_pci->features)) { - unsigned long irq_flags; - spin_lock_irqsave(&ar_pci->hw_v1_workaround_lock, irq_flags); - - ioread32(addr+offset+4); /* 3rd read prior to write */ - ioread32(addr+offset+4); /* 2nd read prior to write */ - ioread32(addr+offset+4); /* 1st read prior to write */ - iowrite32(value, addr+offset); - - spin_unlock_irqrestore(&ar_pci->hw_v1_workaround_lock, - irq_flags); - } else { - iowrite32(value, addr+offset); - } + iowrite32(value, ar_pci->mem + offset); } static inline u32 ath10k_pci_read32(struct ath10k *ar, u32 offset) @@ -336,15 +321,17 @@ static inline u32 ath10k_pci_read32(struct ath10k *ar, u32 offset) return ioread32(ar_pci->mem + offset); } -void ath10k_do_pci_wake(struct ath10k *ar); +int ath10k_do_pci_wake(struct ath10k *ar); void ath10k_do_pci_sleep(struct ath10k *ar); -static inline void ath10k_pci_wake(struct ath10k *ar) +static inline int ath10k_pci_wake(struct ath10k *ar) { struct ath10k_pci *ar_pci = ath10k_pci_priv(ar); if (test_bit(ATH10K_PCI_FEATURE_SOC_POWER_SAVE, ar_pci->features)) - ath10k_do_pci_wake(ar); + return ath10k_do_pci_wake(ar); + + return 0; } static inline void ath10k_pci_sleep(struct ath10k *ar) diff --git a/drivers/net/wireless/ath/ath10k/rx_desc.h b/drivers/net/wireless/ath/ath10k/rx_desc.h index bfec6c8f2ecb..1c584c4b019c 100644 --- a/drivers/net/wireless/ath/ath10k/rx_desc.h +++ b/drivers/net/wireless/ath/ath10k/rx_desc.h @@ -422,10 +422,30 @@ struct rx_mpdu_end { #define RX_MSDU_START_INFO1_IP_FRAG (1 << 14) #define RX_MSDU_START_INFO1_TCP_ONLY_ACK (1 << 15) +/* The decapped header (rx_hdr_status) contains the following: + * a) 802.11 header + * [padding to 4 bytes] + * b) HW crypto parameter + * - 0 bytes for no security + * - 4 bytes for WEP + * - 8 bytes for TKIP, AES + * [padding to 4 bytes] + * c) A-MSDU subframe header (14 bytes) if appliable + * d) LLC/SNAP (RFC1042, 8 bytes) + * + * In case of A-MSDU only first frame in sequence contains (a) and (b). */ enum rx_msdu_decap_format { - RX_MSDU_DECAP_RAW = 0, - RX_MSDU_DECAP_NATIVE_WIFI = 1, + RX_MSDU_DECAP_RAW = 0, + + /* Note: QoS frames are reported as non-QoS. The rx_hdr_status in + * htt_rx_desc contains the original decapped 802.11 header. */ + RX_MSDU_DECAP_NATIVE_WIFI = 1, + + /* Payload contains an ethernet header (struct ethhdr). */ RX_MSDU_DECAP_ETHERNET2_DIX = 2, + + /* Payload contains two 48-bit addresses and 2-byte length (14 bytes + * total), followed by an RFC1042 header (8 bytes). */ RX_MSDU_DECAP_8023_SNAP_LLC = 3 }; diff --git a/drivers/net/wireless/ath/ath10k/trace.h b/drivers/net/wireless/ath/ath10k/trace.h index 85e806bf7257..90817ddc92ba 100644 --- a/drivers/net/wireless/ath/ath10k/trace.h +++ b/drivers/net/wireless/ath/ath10k/trace.h @@ -111,26 +111,29 @@ TRACE_EVENT(ath10k_log_dbg_dump, ); TRACE_EVENT(ath10k_wmi_cmd, - TP_PROTO(int id, void *buf, size_t buf_len), + TP_PROTO(int id, void *buf, size_t buf_len, int ret), - TP_ARGS(id, buf, buf_len), + TP_ARGS(id, buf, buf_len, ret), TP_STRUCT__entry( __field(unsigned int, id) __field(size_t, buf_len) __dynamic_array(u8, buf, buf_len) + __field(int, ret) ), TP_fast_assign( __entry->id = id; __entry->buf_len = buf_len; + __entry->ret = ret; memcpy(__get_dynamic_array(buf), buf, buf_len); ), TP_printk( - "id %d len %zu", + "id %d len %zu ret %d", __entry->id, - __entry->buf_len + __entry->buf_len, + __entry->ret ) ); @@ -158,6 +161,27 @@ TRACE_EVENT(ath10k_wmi_event, ) ); +TRACE_EVENT(ath10k_htt_stats, + TP_PROTO(void *buf, size_t buf_len), + + TP_ARGS(buf, buf_len), + + TP_STRUCT__entry( + __field(size_t, buf_len) + __dynamic_array(u8, buf, buf_len) + ), + + TP_fast_assign( + __entry->buf_len = buf_len; + memcpy(__get_dynamic_array(buf), buf, buf_len); + ), + + TP_printk( + "len %zu", + __entry->buf_len + ) +); + #endif /* _TRACE_H_ || TRACE_HEADER_MULTI_READ*/ /* we don't want to use include/trace/events */ diff --git a/drivers/net/wireless/ath/ath10k/txrx.c b/drivers/net/wireless/ath/ath10k/txrx.c index 68b6faefd1d8..5ae373a1e294 100644 --- a/drivers/net/wireless/ath/ath10k/txrx.c +++ b/drivers/net/wireless/ath/ath10k/txrx.c @@ -44,40 +44,39 @@ out: spin_unlock_bh(&ar->data_lock); } -void ath10k_txrx_tx_unref(struct ath10k_htt *htt, struct sk_buff *txdesc) +void ath10k_txrx_tx_unref(struct ath10k_htt *htt, + const struct htt_tx_done *tx_done) { struct device *dev = htt->ar->dev; struct ieee80211_tx_info *info; - struct sk_buff *txfrag = ATH10K_SKB_CB(txdesc)->htt.txfrag; - struct sk_buff *msdu = ATH10K_SKB_CB(txdesc)->htt.msdu; + struct ath10k_skb_cb *skb_cb; + struct sk_buff *msdu; int ret; - if (ATH10K_SKB_CB(txdesc)->htt.refcount == 0) - return; - - ATH10K_SKB_CB(txdesc)->htt.refcount--; + ath10k_dbg(ATH10K_DBG_HTT, "htt tx completion msdu_id %u discard %d no_ack %d\n", + tx_done->msdu_id, !!tx_done->discard, !!tx_done->no_ack); - if (ATH10K_SKB_CB(txdesc)->htt.refcount > 0) + if (tx_done->msdu_id >= htt->max_num_pending_tx) { + ath10k_warn("warning: msdu_id %d too big, ignoring\n", + tx_done->msdu_id); return; - - if (txfrag) { - ret = ath10k_skb_unmap(dev, txfrag); - if (ret) - ath10k_warn("txfrag unmap failed (%d)\n", ret); - - dev_kfree_skb_any(txfrag); } + msdu = htt->pending_tx[tx_done->msdu_id]; + skb_cb = ATH10K_SKB_CB(msdu); + ret = ath10k_skb_unmap(dev, msdu); if (ret) ath10k_warn("data skb unmap failed (%d)\n", ret); + if (skb_cb->htt.frag_len) + skb_pull(msdu, skb_cb->htt.frag_len + skb_cb->htt.pad_len); + ath10k_report_offchan_tx(htt->ar, msdu); info = IEEE80211_SKB_CB(msdu); - memset(&info->status, 0, sizeof(info->status)); - if (ATH10K_SKB_CB(txdesc)->htt.discard) { + if (tx_done->discard) { ieee80211_free_txskb(htt->ar->hw, msdu); goto exit; } @@ -85,7 +84,7 @@ void ath10k_txrx_tx_unref(struct ath10k_htt *htt, struct sk_buff *txdesc) if (!(info->flags & IEEE80211_TX_CTL_NO_ACK)) info->flags |= IEEE80211_TX_STAT_ACK; - if (ATH10K_SKB_CB(txdesc)->htt.no_ack) + if (tx_done->no_ack) info->flags &= ~IEEE80211_TX_STAT_ACK; ieee80211_tx_status(htt->ar->hw, msdu); @@ -93,36 +92,12 @@ void ath10k_txrx_tx_unref(struct ath10k_htt *htt, struct sk_buff *txdesc) exit: spin_lock_bh(&htt->tx_lock); - htt->pending_tx[ATH10K_SKB_CB(txdesc)->htt.msdu_id] = NULL; - ath10k_htt_tx_free_msdu_id(htt, ATH10K_SKB_CB(txdesc)->htt.msdu_id); + htt->pending_tx[tx_done->msdu_id] = NULL; + ath10k_htt_tx_free_msdu_id(htt, tx_done->msdu_id); __ath10k_htt_tx_dec_pending(htt); - if (bitmap_empty(htt->used_msdu_ids, htt->max_num_pending_tx)) + if (htt->num_pending_tx == 0) wake_up(&htt->empty_tx_wq); spin_unlock_bh(&htt->tx_lock); - - dev_kfree_skb_any(txdesc); -} - -void ath10k_txrx_tx_completed(struct ath10k_htt *htt, - const struct htt_tx_done *tx_done) -{ - struct sk_buff *txdesc; - - ath10k_dbg(ATH10K_DBG_HTT, "htt tx completion msdu_id %u discard %d no_ack %d\n", - tx_done->msdu_id, !!tx_done->discard, !!tx_done->no_ack); - - if (tx_done->msdu_id >= htt->max_num_pending_tx) { - ath10k_warn("warning: msdu_id %d too big, ignoring\n", - tx_done->msdu_id); - return; - } - - txdesc = htt->pending_tx[tx_done->msdu_id]; - - ATH10K_SKB_CB(txdesc)->htt.discard = tx_done->discard; - ATH10K_SKB_CB(txdesc)->htt.no_ack = tx_done->no_ack; - - ath10k_txrx_tx_unref(htt, txdesc); } static const u8 rx_legacy_rate_idx[] = { @@ -293,6 +268,8 @@ void ath10k_process_rx(struct ath10k *ar, struct htt_rx_info *info) status->vht_nss, status->freq, status->band); + ath10k_dbg_dump(ATH10K_DBG_HTT_DUMP, NULL, "rx skb: ", + info->skb->data, info->skb->len); ieee80211_rx(ar->hw, info->skb); } diff --git a/drivers/net/wireless/ath/ath10k/txrx.h b/drivers/net/wireless/ath/ath10k/txrx.h index e78632a76df7..356dc9c04c9e 100644 --- a/drivers/net/wireless/ath/ath10k/txrx.h +++ b/drivers/net/wireless/ath/ath10k/txrx.h @@ -19,9 +19,8 @@ #include "htt.h" -void ath10k_txrx_tx_unref(struct ath10k_htt *htt, struct sk_buff *txdesc); -void ath10k_txrx_tx_completed(struct ath10k_htt *htt, - const struct htt_tx_done *tx_done); +void ath10k_txrx_tx_unref(struct ath10k_htt *htt, + const struct htt_tx_done *tx_done); void ath10k_process_rx(struct ath10k *ar, struct htt_rx_info *info); struct ath10k_peer *ath10k_peer_find(struct ath10k *ar, int vdev_id, diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index 48d44e7f386c..33cb19eb3d89 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -23,30 +23,6 @@ #include "wmi.h" #include "mac.h" -void ath10k_wmi_flush_tx(struct ath10k *ar) -{ - int ret; - - lockdep_assert_held(&ar->conf_mutex); - - if (ar->state == ATH10K_STATE_WEDGED) { - ath10k_warn("wmi flush skipped - device is wedged anyway\n"); - return; - } - - ret = wait_event_timeout(ar->wmi.wq, - atomic_read(&ar->wmi.pending_tx_count) == 0, - 5*HZ); - if (atomic_read(&ar->wmi.pending_tx_count) == 0) - return; - - if (ret == 0) - ret = -ETIMEDOUT; - - if (ret < 0) - ath10k_warn("wmi flush failed (%d)\n", ret); -} - int ath10k_wmi_wait_for_service_ready(struct ath10k *ar) { int ret; @@ -85,18 +61,14 @@ static struct sk_buff *ath10k_wmi_alloc_skb(u32 len) static void ath10k_wmi_htc_tx_complete(struct ath10k *ar, struct sk_buff *skb) { dev_kfree_skb(skb); - - if (atomic_sub_return(1, &ar->wmi.pending_tx_count) == 0) - wake_up(&ar->wmi.wq); } -/* WMI command API */ -static int ath10k_wmi_cmd_send(struct ath10k *ar, struct sk_buff *skb, - enum wmi_cmd_id cmd_id) +static int ath10k_wmi_cmd_send_nowait(struct ath10k *ar, struct sk_buff *skb, + enum wmi_cmd_id cmd_id) { struct ath10k_skb_cb *skb_cb = ATH10K_SKB_CB(skb); struct wmi_cmd_hdr *cmd_hdr; - int status; + int ret; u32 cmd = 0; if (skb_push(skb, sizeof(struct wmi_cmd_hdr)) == NULL) @@ -107,25 +79,87 @@ static int ath10k_wmi_cmd_send(struct ath10k *ar, struct sk_buff *skb, cmd_hdr = (struct wmi_cmd_hdr *)skb->data; cmd_hdr->cmd_id = __cpu_to_le32(cmd); - if (atomic_add_return(1, &ar->wmi.pending_tx_count) > - WMI_MAX_PENDING_TX_COUNT) { - /* avoid using up memory when FW hangs */ - atomic_dec(&ar->wmi.pending_tx_count); - return -EBUSY; - } - memset(skb_cb, 0, sizeof(*skb_cb)); + ret = ath10k_htc_send(&ar->htc, ar->wmi.eid, skb); + trace_ath10k_wmi_cmd(cmd_id, skb->data, skb->len, ret); - trace_ath10k_wmi_cmd(cmd_id, skb->data, skb->len); + if (ret) + goto err_pull; - status = ath10k_htc_send(&ar->htc, ar->wmi.eid, skb); - if (status) { + return 0; + +err_pull: + skb_pull(skb, sizeof(struct wmi_cmd_hdr)); + return ret; +} + +static void ath10k_wmi_tx_beacon_nowait(struct ath10k_vif *arvif) +{ + struct wmi_bcn_tx_arg arg = {0}; + int ret; + + lockdep_assert_held(&arvif->ar->data_lock); + + if (arvif->beacon == NULL) + return; + + arg.vdev_id = arvif->vdev_id; + arg.tx_rate = 0; + arg.tx_power = 0; + arg.bcn = arvif->beacon->data; + arg.bcn_len = arvif->beacon->len; + + ret = ath10k_wmi_beacon_send_nowait(arvif->ar, &arg); + if (ret) + return; + + dev_kfree_skb_any(arvif->beacon); + arvif->beacon = NULL; +} + +static void ath10k_wmi_tx_beacons_iter(void *data, u8 *mac, + struct ieee80211_vif *vif) +{ + struct ath10k_vif *arvif = ath10k_vif_to_arvif(vif); + + ath10k_wmi_tx_beacon_nowait(arvif); +} + +static void ath10k_wmi_tx_beacons_nowait(struct ath10k *ar) +{ + spin_lock_bh(&ar->data_lock); + ieee80211_iterate_active_interfaces_atomic(ar->hw, + IEEE80211_IFACE_ITER_NORMAL, + ath10k_wmi_tx_beacons_iter, + NULL); + spin_unlock_bh(&ar->data_lock); +} + +static void ath10k_wmi_op_ep_tx_credits(struct ath10k *ar) +{ + /* try to send pending beacons first. they take priority */ + ath10k_wmi_tx_beacons_nowait(ar); + + wake_up(&ar->wmi.tx_credits_wq); +} + +static int ath10k_wmi_cmd_send(struct ath10k *ar, struct sk_buff *skb, + enum wmi_cmd_id cmd_id) +{ + int ret = -EINVAL; + + wait_event_timeout(ar->wmi.tx_credits_wq, ({ + /* try to send pending beacons first. they take priority */ + ath10k_wmi_tx_beacons_nowait(ar); + + ret = ath10k_wmi_cmd_send_nowait(ar, skb, cmd_id); + (ret != -EAGAIN); + }), 3*HZ); + + if (ret) dev_kfree_skb_any(skb); - atomic_dec(&ar->wmi.pending_tx_count); - return status; - } - return 0; + return ret; } static int ath10k_wmi_event_scan(struct ath10k *ar, struct sk_buff *skb) @@ -315,7 +349,9 @@ static inline u8 get_rate_idx(u32 rate, enum ieee80211_band band) static int ath10k_wmi_event_mgmt_rx(struct ath10k *ar, struct sk_buff *skb) { - struct wmi_mgmt_rx_event *event = (struct wmi_mgmt_rx_event *)skb->data; + struct wmi_mgmt_rx_event_v1 *ev_v1; + struct wmi_mgmt_rx_event_v2 *ev_v2; + struct wmi_mgmt_rx_hdr_v1 *ev_hdr; struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb); struct ieee80211_hdr *hdr; u32 rx_status; @@ -325,13 +361,24 @@ static int ath10k_wmi_event_mgmt_rx(struct ath10k *ar, struct sk_buff *skb) u32 rate; u32 buf_len; u16 fc; + int pull_len; + + if (test_bit(ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX, ar->fw_features)) { + ev_v2 = (struct wmi_mgmt_rx_event_v2 *)skb->data; + ev_hdr = &ev_v2->hdr.v1; + pull_len = sizeof(*ev_v2); + } else { + ev_v1 = (struct wmi_mgmt_rx_event_v1 *)skb->data; + ev_hdr = &ev_v1->hdr; + pull_len = sizeof(*ev_v1); + } - channel = __le32_to_cpu(event->hdr.channel); - buf_len = __le32_to_cpu(event->hdr.buf_len); - rx_status = __le32_to_cpu(event->hdr.status); - snr = __le32_to_cpu(event->hdr.snr); - phy_mode = __le32_to_cpu(event->hdr.phy_mode); - rate = __le32_to_cpu(event->hdr.rate); + channel = __le32_to_cpu(ev_hdr->channel); + buf_len = __le32_to_cpu(ev_hdr->buf_len); + rx_status = __le32_to_cpu(ev_hdr->status); + snr = __le32_to_cpu(ev_hdr->snr); + phy_mode = __le32_to_cpu(ev_hdr->phy_mode); + rate = __le32_to_cpu(ev_hdr->rate); memset(status, 0, sizeof(*status)); @@ -358,7 +405,7 @@ static int ath10k_wmi_event_mgmt_rx(struct ath10k *ar, struct sk_buff *skb) status->signal = snr + ATH10K_DEFAULT_NOISE_FLOOR; status->rate_idx = get_rate_idx(rate, status->band); - skb_pull(skb, sizeof(event->hdr)); + skb_pull(skb, pull_len); hdr = (struct ieee80211_hdr *)skb->data; fc = le16_to_cpu(hdr->frame_control); @@ -734,10 +781,8 @@ static void ath10k_wmi_event_host_swba(struct ath10k *ar, struct sk_buff *skb) int i = -1; struct wmi_bcn_info *bcn_info; struct ath10k_vif *arvif; - struct wmi_bcn_tx_arg arg; struct sk_buff *bcn; int vdev_id = 0; - int ret; ath10k_dbg(ATH10K_DBG_MGMT, "WMI_HOST_SWBA_EVENTID\n"); @@ -794,17 +839,17 @@ static void ath10k_wmi_event_host_swba(struct ath10k *ar, struct sk_buff *skb) ath10k_wmi_update_tim(ar, arvif, bcn, bcn_info); ath10k_wmi_update_noa(ar, arvif, bcn, bcn_info); - arg.vdev_id = arvif->vdev_id; - arg.tx_rate = 0; - arg.tx_power = 0; - arg.bcn = bcn->data; - arg.bcn_len = bcn->len; + spin_lock_bh(&ar->data_lock); + if (arvif->beacon) { + ath10k_warn("SWBA overrun on vdev %d\n", + arvif->vdev_id); + dev_kfree_skb_any(arvif->beacon); + } - ret = ath10k_wmi_beacon_send(ar, &arg); - if (ret) - ath10k_warn("could not send beacon (%d)\n", ret); + arvif->beacon = bcn; - dev_kfree_skb_any(bcn); + ath10k_wmi_tx_beacon_nowait(arvif); + spin_unlock_bh(&ar->data_lock); } } @@ -943,6 +988,9 @@ static void ath10k_wmi_service_ready_event_rx(struct ath10k *ar, ar->phy_capability = __le32_to_cpu(ev->phy_capability); ar->num_rf_chains = __le32_to_cpu(ev->num_rf_chains); + if (ar->fw_version_build > 636) + set_bit(ATH10K_FW_FEATURE_EXT_WMI_MGMT_RX, ar->fw_features); + if (ar->num_rf_chains > WMI_MAX_SPATIAL_STREAM) { ath10k_warn("hardware advertises support for more spatial streams than it should (%d > %d)\n", ar->num_rf_chains, WMI_MAX_SPATIAL_STREAM); @@ -1007,7 +1055,7 @@ static int ath10k_wmi_ready_event_rx(struct ath10k *ar, struct sk_buff *skb) return 0; } -static void ath10k_wmi_event_process(struct ath10k *ar, struct sk_buff *skb) +static void ath10k_wmi_process_rx(struct ath10k *ar, struct sk_buff *skb) { struct wmi_cmd_hdr *cmd_hdr; enum wmi_event_id id; @@ -1126,64 +1174,18 @@ static void ath10k_wmi_event_process(struct ath10k *ar, struct sk_buff *skb) dev_kfree_skb(skb); } -static void ath10k_wmi_event_work(struct work_struct *work) -{ - struct ath10k *ar = container_of(work, struct ath10k, - wmi.wmi_event_work); - struct sk_buff *skb; - - for (;;) { - skb = skb_dequeue(&ar->wmi.wmi_event_list); - if (!skb) - break; - - ath10k_wmi_event_process(ar, skb); - } -} - -static void ath10k_wmi_process_rx(struct ath10k *ar, struct sk_buff *skb) -{ - struct wmi_cmd_hdr *cmd_hdr = (struct wmi_cmd_hdr *)skb->data; - enum wmi_event_id event_id; - - event_id = MS(__le32_to_cpu(cmd_hdr->cmd_id), WMI_CMD_HDR_CMD_ID); - - /* some events require to be handled ASAP - * thus can't be defered to a worker thread */ - switch (event_id) { - case WMI_HOST_SWBA_EVENTID: - case WMI_MGMT_RX_EVENTID: - ath10k_wmi_event_process(ar, skb); - return; - default: - break; - } - - skb_queue_tail(&ar->wmi.wmi_event_list, skb); - queue_work(ar->workqueue, &ar->wmi.wmi_event_work); -} - /* WMI Initialization functions */ int ath10k_wmi_attach(struct ath10k *ar) { init_completion(&ar->wmi.service_ready); init_completion(&ar->wmi.unified_ready); - init_waitqueue_head(&ar->wmi.wq); - - skb_queue_head_init(&ar->wmi.wmi_event_list); - INIT_WORK(&ar->wmi.wmi_event_work, ath10k_wmi_event_work); + init_waitqueue_head(&ar->wmi.tx_credits_wq); return 0; } void ath10k_wmi_detach(struct ath10k *ar) { - /* HTC should've drained the packets already */ - if (WARN_ON(atomic_read(&ar->wmi.pending_tx_count) > 0)) - ath10k_warn("there are still pending packets\n"); - - cancel_work_sync(&ar->wmi.wmi_event_work); - skb_queue_purge(&ar->wmi.wmi_event_list); } int ath10k_wmi_connect_htc_service(struct ath10k *ar) @@ -1198,6 +1200,7 @@ int ath10k_wmi_connect_htc_service(struct ath10k *ar) /* these fields are the same for all service endpoints */ conn_req.ep_ops.ep_tx_complete = ath10k_wmi_htc_tx_complete; conn_req.ep_ops.ep_rx_complete = ath10k_wmi_process_rx; + conn_req.ep_ops.ep_tx_credits = ath10k_wmi_op_ep_tx_credits; /* connect to control service */ conn_req.service_id = ATH10K_HTC_SVC_ID_WMI_CONTROL; @@ -2108,7 +2111,8 @@ int ath10k_wmi_peer_assoc(struct ath10k *ar, return ath10k_wmi_cmd_send(ar, skb, WMI_PEER_ASSOC_CMDID); } -int ath10k_wmi_beacon_send(struct ath10k *ar, const struct wmi_bcn_tx_arg *arg) +int ath10k_wmi_beacon_send_nowait(struct ath10k *ar, + const struct wmi_bcn_tx_arg *arg) { struct wmi_bcn_tx_cmd *cmd; struct sk_buff *skb; @@ -2124,7 +2128,7 @@ int ath10k_wmi_beacon_send(struct ath10k *ar, const struct wmi_bcn_tx_arg *arg) cmd->hdr.bcn_len = __cpu_to_le32(arg->bcn_len); memcpy(cmd->bcn, arg->bcn, arg->bcn_len); - return ath10k_wmi_cmd_send(ar, skb, WMI_BCN_TX_CMDID); + return ath10k_wmi_cmd_send_nowait(ar, skb, WMI_BCN_TX_CMDID); } static void ath10k_wmi_pdev_set_wmm_param(struct wmi_wmm_params *params, diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h index 2c5a4f8daf2e..2c52c23107dd 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.h +++ b/drivers/net/wireless/ath/ath10k/wmi.h @@ -508,6 +508,48 @@ enum wmi_phy_mode { MODE_MAX = 14 }; +static inline const char *ath10k_wmi_phymode_str(enum wmi_phy_mode mode) +{ + switch (mode) { + case MODE_11A: + return "11a"; + case MODE_11G: + return "11g"; + case MODE_11B: + return "11b"; + case MODE_11GONLY: + return "11gonly"; + case MODE_11NA_HT20: + return "11na-ht20"; + case MODE_11NG_HT20: + return "11ng-ht20"; + case MODE_11NA_HT40: + return "11na-ht40"; + case MODE_11NG_HT40: + return "11ng-ht40"; + case MODE_11AC_VHT20: + return "11ac-vht20"; + case MODE_11AC_VHT40: + return "11ac-vht40"; + case MODE_11AC_VHT80: + return "11ac-vht80"; + case MODE_11AC_VHT20_2G: + return "11ac-vht20-2g"; + case MODE_11AC_VHT40_2G: + return "11ac-vht40-2g"; + case MODE_11AC_VHT80_2G: + return "11ac-vht80-2g"; + case MODE_UNKNOWN: + /* skip */ + break; + + /* no default handler to allow compiler to check that the + * enum is fully handled */ + }; + + return "<unknown>"; +} + #define WMI_CHAN_LIST_TAG 0x1 #define WMI_SSID_LIST_TAG 0x2 #define WMI_BSSID_LIST_TAG 0x3 @@ -763,14 +805,6 @@ struct wmi_service_ready_event { struct wlan_host_mem_req mem_reqs[1]; } __packed; -/* - * status consists of upper 16 bits fo int status and lower 16 bits of - * module ID that retuned status - */ -#define WLAN_INIT_STATUS_SUCCESS 0x0 -#define WLAN_GET_INIT_STATUS_REASON(status) ((status) & 0xffff) -#define WLAN_GET_INIT_STATUS_MODULE_ID(status) (((status) >> 16) & 0xffff) - #define WMI_SERVICE_READY_TIMEOUT_HZ (5*HZ) #define WMI_UNIFIED_READY_TIMEOUT_HZ (5*HZ) @@ -1268,7 +1302,7 @@ struct wmi_scan_event { * good idea to pass all the fields in the RX status * descriptor up to the host. */ -struct wmi_mgmt_rx_hdr { +struct wmi_mgmt_rx_hdr_v1 { __le32 channel; __le32 snr; __le32 rate; @@ -1277,8 +1311,18 @@ struct wmi_mgmt_rx_hdr { __le32 status; /* %WMI_RX_STATUS_ */ } __packed; -struct wmi_mgmt_rx_event { - struct wmi_mgmt_rx_hdr hdr; +struct wmi_mgmt_rx_hdr_v2 { + struct wmi_mgmt_rx_hdr_v1 v1; + __le32 rssi_ctl[4]; +} __packed; + +struct wmi_mgmt_rx_event_v1 { + struct wmi_mgmt_rx_hdr_v1 hdr; + u8 buf[0]; +} __packed; + +struct wmi_mgmt_rx_event_v2 { + struct wmi_mgmt_rx_hdr_v2 hdr; u8 buf[0]; } __packed; @@ -3000,7 +3044,6 @@ struct wmi_force_fw_hang_cmd { #define WMI_MAX_EVENT 0x1000 /* Maximum number of pending TXed WMI packets */ -#define WMI_MAX_PENDING_TX_COUNT 128 #define WMI_SKB_HEADROOM sizeof(struct wmi_cmd_hdr) /* By default disable power save for IBSS */ @@ -3013,7 +3056,6 @@ int ath10k_wmi_attach(struct ath10k *ar); void ath10k_wmi_detach(struct ath10k *ar); int ath10k_wmi_wait_for_service_ready(struct ath10k *ar); int ath10k_wmi_wait_for_unified_ready(struct ath10k *ar); -void ath10k_wmi_flush_tx(struct ath10k *ar); int ath10k_wmi_connect_htc_service(struct ath10k *ar); int ath10k_wmi_pdev_set_channel(struct ath10k *ar, @@ -3066,7 +3108,8 @@ int ath10k_wmi_set_ap_ps_param(struct ath10k *ar, u32 vdev_id, const u8 *mac, enum wmi_ap_ps_peer_param param_id, u32 value); int ath10k_wmi_scan_chan_list(struct ath10k *ar, const struct wmi_scan_chan_list_arg *arg); -int ath10k_wmi_beacon_send(struct ath10k *ar, const struct wmi_bcn_tx_arg *arg); +int ath10k_wmi_beacon_send_nowait(struct ath10k *ar, + const struct wmi_bcn_tx_arg *arg); int ath10k_wmi_pdev_set_wmm_params(struct ath10k *ar, const struct wmi_pdev_set_wmm_params_arg *arg); int ath10k_wmi_request_stats(struct ath10k *ar, enum wmi_stats_id stats_id); diff --git a/drivers/net/wireless/ath/ath5k/ahb.c b/drivers/net/wireless/ath/ath5k/ahb.c index e9bc9e616b69..79bffe165cab 100644 --- a/drivers/net/wireless/ath/ath5k/ahb.c +++ b/drivers/net/wireless/ath/ath5k/ahb.c @@ -37,12 +37,9 @@ ath5k_ahb_eeprom_read(struct ath_common *common, u32 off, u16 *data) { struct ath5k_hw *ah = common->priv; struct platform_device *pdev = to_platform_device(ah->dev); - struct ar231x_board_config *bcfg = pdev->dev.platform_data; + struct ar231x_board_config *bcfg = dev_get_platdata(&pdev->dev); u16 *eeprom, *eeprom_end; - - - bcfg = pdev->dev.platform_data; eeprom = (u16 *) bcfg->radio; eeprom_end = ((void *) bcfg->config) + BOARD_CONFIG_BUFSZ; @@ -57,7 +54,7 @@ ath5k_ahb_eeprom_read(struct ath_common *common, u32 off, u16 *data) int ath5k_hw_read_srev(struct ath5k_hw *ah) { struct platform_device *pdev = to_platform_device(ah->dev); - struct ar231x_board_config *bcfg = pdev->dev.platform_data; + struct ar231x_board_config *bcfg = dev_get_platdata(&pdev->dev); ah->ah_mac_srev = bcfg->devid; return 0; } @@ -65,7 +62,7 @@ int ath5k_hw_read_srev(struct ath5k_hw *ah) static int ath5k_ahb_eeprom_read_mac(struct ath5k_hw *ah, u8 *mac) { struct platform_device *pdev = to_platform_device(ah->dev); - struct ar231x_board_config *bcfg = pdev->dev.platform_data; + struct ar231x_board_config *bcfg = dev_get_platdata(&pdev->dev); u8 *cfg_mac; if (to_platform_device(ah->dev)->id == 0) @@ -87,7 +84,7 @@ static const struct ath_bus_ops ath_ahb_bus_ops = { /*Initialization*/ static int ath_ahb_probe(struct platform_device *pdev) { - struct ar231x_board_config *bcfg = pdev->dev.platform_data; + struct ar231x_board_config *bcfg = dev_get_platdata(&pdev->dev); struct ath5k_hw *ah; struct ieee80211_hw *hw; struct resource *res; @@ -96,7 +93,7 @@ static int ath_ahb_probe(struct platform_device *pdev) int ret = 0; u32 reg; - if (!pdev->dev.platform_data) { + if (!dev_get_platdata(&pdev->dev)) { dev_err(&pdev->dev, "no platform data specified\n"); ret = -EINVAL; goto err_out; @@ -193,7 +190,7 @@ static int ath_ahb_probe(struct platform_device *pdev) static int ath_ahb_remove(struct platform_device *pdev) { - struct ar231x_board_config *bcfg = pdev->dev.platform_data; + struct ar231x_board_config *bcfg = dev_get_platdata(&pdev->dev); struct ieee80211_hw *hw = platform_get_drvdata(pdev); struct ath5k_hw *ah; u32 reg; diff --git a/drivers/net/wireless/ath/ath9k/ahb.c b/drivers/net/wireless/ath/ath9k/ahb.c index 072e4b531067..2dff2765769b 100644 --- a/drivers/net/wireless/ath/ath9k/ahb.c +++ b/drivers/net/wireless/ath/ath9k/ahb.c @@ -54,7 +54,7 @@ static bool ath_ahb_eeprom_read(struct ath_common *common, u32 off, u16 *data) struct platform_device *pdev = to_platform_device(sc->dev); struct ath9k_platform_data *pdata; - pdata = (struct ath9k_platform_data *) pdev->dev.platform_data; + pdata = dev_get_platdata(&pdev->dev); if (off >= (ARRAY_SIZE(pdata->eeprom_data))) { ath_err(common, "%s: flash read failed, offset %08x is out of range\n", @@ -84,7 +84,7 @@ static int ath_ahb_probe(struct platform_device *pdev) struct ath_hw *ah; char hw_name[64]; - if (!pdev->dev.platform_data) { + if (!dev_get_platdata(&pdev->dev)) { dev_err(&pdev->dev, "no platform data specified\n"); return -EINVAL; } diff --git a/drivers/net/wireless/ath/ath9k/antenna.c b/drivers/net/wireless/ath/ath9k/antenna.c index dd1cc73d7946..bd048cc69a33 100644 --- a/drivers/net/wireless/ath/ath9k/antenna.c +++ b/drivers/net/wireless/ath/ath9k/antenna.c @@ -332,7 +332,7 @@ static void ath_select_ant_div_from_quick_scan(struct ath_ant_comb *antcomb, } if (antcomb->rssi_lna2 > antcomb->rssi_lna1 + - ATH_ANT_DIV_COMB_LNA1_LNA2_SWITCH_DELTA) + div_ant_conf->lna1_lna2_switch_delta) div_ant_conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA2; else div_ant_conf->main_lna_conf = ATH_ANT_DIV_COMB_LNA1; @@ -554,42 +554,22 @@ static void ath_ant_div_conf_fast_divbias(struct ath_hw_antcomb_conf *ant_conf, ant_conf->fast_div_bias = 0x1; break; case 0x10: /* LNA2 A-B */ - if ((antcomb->scan == 0) && - (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) { - ant_conf->fast_div_bias = 0x3f; - } else { - ant_conf->fast_div_bias = 0x1; - } + ant_conf->fast_div_bias = 0x2; break; case 0x12: /* LNA2 LNA1 */ - ant_conf->fast_div_bias = 0x39; + ant_conf->fast_div_bias = 0x3f; break; case 0x13: /* LNA2 A+B */ - if ((antcomb->scan == 0) && - (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) { - ant_conf->fast_div_bias = 0x3f; - } else { - ant_conf->fast_div_bias = 0x1; - } + ant_conf->fast_div_bias = 0x2; break; case 0x20: /* LNA1 A-B */ - if ((antcomb->scan == 0) && - (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) { - ant_conf->fast_div_bias = 0x3f; - } else { - ant_conf->fast_div_bias = 0x4; - } + ant_conf->fast_div_bias = 0x3; break; case 0x21: /* LNA1 LNA2 */ - ant_conf->fast_div_bias = 0x6; + ant_conf->fast_div_bias = 0x3; break; case 0x23: /* LNA1 A+B */ - if ((antcomb->scan == 0) && - (alt_ratio > ATH_ANT_DIV_COMB_ALT_ANT_RATIO)) { - ant_conf->fast_div_bias = 0x3f; - } else { - ant_conf->fast_div_bias = 0x6; - } + ant_conf->fast_div_bias = 0x3; break; case 0x30: /* A+B A-B */ ant_conf->fast_div_bias = 0x1; @@ -638,7 +618,7 @@ static void ath_ant_try_scan(struct ath_ant_comb *antcomb, antcomb->rssi_sub = alt_rssi_avg; antcomb->scan = false; if (antcomb->rssi_lna2 > - (antcomb->rssi_lna1 + ATH_ANT_DIV_COMB_LNA1_LNA2_SWITCH_DELTA)) { + (antcomb->rssi_lna1 + conf->lna1_lna2_switch_delta)) { /* use LNA2 as main LNA */ if ((antcomb->rssi_add > antcomb->rssi_lna1) && (antcomb->rssi_add > antcomb->rssi_sub)) { diff --git a/drivers/net/wireless/ath/ath9k/ar5008_phy.c b/drivers/net/wireless/ath/ath9k/ar5008_phy.c index 08656473c63e..cb6435e7c6f5 100644 --- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c @@ -626,12 +626,11 @@ static void ar5008_hw_override_ini(struct ath_hw *ah, if (AR_SREV_9287_11_OR_LATER(ah)) val = val & (~AR_PCU_MISC_MODE2_HWWAR2); + val |= AR_PCU_MISC_MODE2_CFP_IGNORE; + REG_WRITE(ah, AR_PCU_MISC_MODE2, val); } - REG_SET_BIT(ah, AR_PHY_CCK_DETECT, - AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV); - if (AR_SREV_9280_20_OR_LATER(ah)) return; /* diff --git a/drivers/net/wireless/ath/ath9k/ar9002_calib.c b/drivers/net/wireless/ath/ath9k/ar9002_calib.c index 9f589744a9f9..32376ad74011 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_calib.c @@ -671,7 +671,7 @@ static bool ar9002_hw_calibrate(struct ath_hw *ah, nfcal = !!(REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF); if (ah->caldata) - nfcal_pending = ah->caldata->nfcal_pending; + nfcal_pending = test_bit(NFCAL_PENDING, &ah->caldata->cal_flags); if (currCal && !nfcal && (currCal->calState == CAL_RUNNING || @@ -861,7 +861,7 @@ static bool ar9002_hw_init_cal(struct ath_hw *ah, struct ath9k_channel *chan) ar9002_hw_pa_cal(ah, true); if (ah->caldata) - ah->caldata->nfcal_pending = true; + set_bit(NFCAL_PENDING, &ah->caldata->cal_flags); ah->cal_list = ah->cal_list_last = ah->cal_list_curr = NULL; diff --git a/drivers/net/wireless/ath/ath9k/ar9002_phy.c b/drivers/net/wireless/ath/ath9k/ar9002_phy.c index 1fc1fa955d44..17970d49d858 100644 --- a/drivers/net/wireless/ath/ath9k/ar9002_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar9002_phy.c @@ -485,7 +485,7 @@ static void ar9002_hw_do_getnf(struct ath_hw *ah, if (IS_CHAN_HT40(ah->curchan)) nfarray[3] = sign_extend32(nf, 8); - if (AR_SREV_9285(ah) || AR_SREV_9271(ah)) + if (!(ah->rxchainmask & BIT(1))) return; nf = MS(REG_READ(ah, AR_PHY_CH1_CCA), AR9280_PHY_CH1_MINCCA_PWR); @@ -532,6 +532,7 @@ static void ar9002_hw_antdiv_comb_conf_get(struct ath_hw *ah, AR_PHY_9285_ANT_DIV_ALT_LNACONF_S; antconf->fast_div_bias = (regval & AR_PHY_9285_FAST_DIV_BIAS) >> AR_PHY_9285_FAST_DIV_BIAS_S; + antconf->lna1_lna2_switch_delta = -1; antconf->lna1_lna2_delta = -3; antconf->div_group = 0; } diff --git a/drivers/net/wireless/ath/ath9k/ar9003_calib.c b/drivers/net/wireless/ath/ath9k/ar9003_calib.c index 6988e1d081f2..22934d3ca544 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_calib.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_calib.c @@ -727,8 +727,12 @@ static void ar9003_hw_tx_iqcal_load_avg_2_passes(struct ath_hw *ah, REG_RMW_FIELD(ah, AR_PHY_RX_IQCAL_CORR_B0, AR_PHY_RX_IQCAL_CORR_B0_LOOPBACK_IQCORR_EN, 0x1); - if (caldata) - caldata->done_txiqcal_once = is_reusable; + if (caldata) { + if (is_reusable) + set_bit(TXIQCAL_DONE, &caldata->cal_flags); + else + clear_bit(TXIQCAL_DONE, &caldata->cal_flags); + } return; } @@ -961,18 +965,44 @@ static void ar9003_hw_manual_peak_cal(struct ath_hw *ah, u8 chain, bool is_2g) } static void ar9003_hw_do_manual_peak_cal(struct ath_hw *ah, - struct ath9k_channel *chan) + struct ath9k_channel *chan, + bool run_rtt_cal) { + struct ath9k_hw_cal_data *caldata = ah->caldata; int i; if (!AR_SREV_9462(ah) && !AR_SREV_9565(ah) && !AR_SREV_9485(ah)) return; + if ((ah->caps.hw_caps & ATH9K_HW_CAP_RTT) && !run_rtt_cal) + return; + for (i = 0; i < AR9300_MAX_CHAINS; i++) { if (!(ah->rxchainmask & (1 << i))) continue; ar9003_hw_manual_peak_cal(ah, i, IS_CHAN_2GHZ(chan)); } + + if (caldata) + set_bit(SW_PKDET_DONE, &caldata->cal_flags); + + if ((ah->caps.hw_caps & ATH9K_HW_CAP_RTT) && caldata) { + if (IS_CHAN_2GHZ(chan)){ + caldata->caldac[0] = REG_READ_FIELD(ah, + AR_PHY_65NM_RXRF_AGC(0), + AR_PHY_65NM_RXRF_AGC_AGC2G_CALDAC_OVR); + caldata->caldac[1] = REG_READ_FIELD(ah, + AR_PHY_65NM_RXRF_AGC(1), + AR_PHY_65NM_RXRF_AGC_AGC2G_CALDAC_OVR); + } else { + caldata->caldac[0] = REG_READ_FIELD(ah, + AR_PHY_65NM_RXRF_AGC(0), + AR_PHY_65NM_RXRF_AGC_AGC5G_CALDAC_OVR); + caldata->caldac[1] = REG_READ_FIELD(ah, + AR_PHY_65NM_RXRF_AGC(1), + AR_PHY_65NM_RXRF_AGC_AGC5G_CALDAC_OVR); + } + } } static void ar9003_hw_cl_cal_post_proc(struct ath_hw *ah, bool is_reusable) @@ -990,7 +1020,7 @@ static void ar9003_hw_cl_cal_post_proc(struct ath_hw *ah, bool is_reusable) txclcal_done = !!(REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_CLC_SUCCESS); - if (caldata->done_txclcal_once) { + if (test_bit(TXCLCAL_DONE, &caldata->cal_flags)) { for (i = 0; i < AR9300_MAX_CHAINS; i++) { if (!(ah->txchainmask & (1 << i))) continue; @@ -1006,7 +1036,7 @@ static void ar9003_hw_cl_cal_post_proc(struct ath_hw *ah, bool is_reusable) caldata->tx_clcal[i][j] = REG_READ(ah, CL_TAB_ENTRY(cl_idx[i])); } - caldata->done_txclcal_once = true; + set_bit(TXCLCAL_DONE, &caldata->cal_flags); } } @@ -1019,6 +1049,7 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, bool is_reusable = true, status = true; bool run_rtt_cal = false, run_agc_cal, sep_iq_cal = false; bool rtt = !!(ah->caps.hw_caps & ATH9K_HW_CAP_RTT); + u32 rx_delay = 0; u32 agc_ctrl = 0, agc_supp_cals = AR_PHY_AGC_CONTROL_OFFSET_CAL | AR_PHY_AGC_CONTROL_FLTR_CAL | AR_PHY_AGC_CONTROL_PKDET_CAL; @@ -1042,17 +1073,22 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, ar9003_hw_rtt_clear_hist(ah); } - if (rtt && !run_rtt_cal) { - agc_ctrl = REG_READ(ah, AR_PHY_AGC_CONTROL); - agc_supp_cals &= agc_ctrl; - agc_ctrl &= ~(AR_PHY_AGC_CONTROL_OFFSET_CAL | - AR_PHY_AGC_CONTROL_FLTR_CAL | - AR_PHY_AGC_CONTROL_PKDET_CAL); - REG_WRITE(ah, AR_PHY_AGC_CONTROL, agc_ctrl); + if (rtt) { + if (!run_rtt_cal) { + agc_ctrl = REG_READ(ah, AR_PHY_AGC_CONTROL); + agc_supp_cals &= agc_ctrl; + agc_ctrl &= ~(AR_PHY_AGC_CONTROL_OFFSET_CAL | + AR_PHY_AGC_CONTROL_FLTR_CAL | + AR_PHY_AGC_CONTROL_PKDET_CAL); + REG_WRITE(ah, AR_PHY_AGC_CONTROL, agc_ctrl); + } else { + if (ah->ah_flags & AH_FASTCC) + run_agc_cal = true; + } } if (ah->enabled_cals & TX_CL_CAL) { - if (caldata && caldata->done_txclcal_once) + if (caldata && test_bit(TXCLCAL_DONE, &caldata->cal_flags)) REG_CLR_BIT(ah, AR_PHY_CL_CAL_CTL, AR_PHY_CL_CAL_ENABLE); else { @@ -1076,14 +1112,14 @@ static bool ar9003_hw_init_cal(struct ath_hw *ah, * AGC calibration */ if (ah->enabled_cals & TX_IQ_ON_AGC_CAL) { - if (caldata && !caldata->done_txiqcal_once) + if (caldata && !test_bit(TXIQCAL_DONE, &caldata->cal_flags)) REG_SET_BIT(ah, AR_PHY_TX_IQCAL_CONTROL_0, AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL); else REG_CLR_BIT(ah, AR_PHY_TX_IQCAL_CONTROL_0, AR_PHY_TX_IQCAL_CONTROL_0_ENABLE_TXIQ_CAL); txiqcal_done = run_agc_cal = true; - } else if (caldata && !caldata->done_txiqcal_once) { + } else if (caldata && !test_bit(TXIQCAL_DONE, &caldata->cal_flags)) { run_agc_cal = true; sep_iq_cal = true; } @@ -1099,6 +1135,15 @@ skip_tx_iqcal: REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); } + if (REG_READ(ah, AR_PHY_CL_CAL_CTL) & AR_PHY_CL_CAL_ENABLE) { + rx_delay = REG_READ(ah, AR_PHY_RX_DELAY); + /* Disable BB_active */ + REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_DIS); + udelay(5); + REG_WRITE(ah, AR_PHY_RX_DELAY, AR_PHY_RX_DELAY_DELAY); + REG_WRITE(ah, AR_PHY_ACTIVE, AR_PHY_ACTIVE_EN); + } + if (run_agc_cal || !(ah->ah_flags & AH_FASTCC)) { /* Calibrate the AGC */ REG_WRITE(ah, AR_PHY_AGC_CONTROL, @@ -1110,7 +1155,12 @@ skip_tx_iqcal: AR_PHY_AGC_CONTROL_CAL, 0, AH_WAIT_TIMEOUT); - ar9003_hw_do_manual_peak_cal(ah, chan); + ar9003_hw_do_manual_peak_cal(ah, chan, run_rtt_cal); + } + + if (REG_READ(ah, AR_PHY_CL_CAL_CTL) & AR_PHY_CL_CAL_ENABLE) { + REG_WRITE(ah, AR_PHY_RX_DELAY, rx_delay); + udelay(5); } if (ath9k_hw_mci_is_enabled(ah) && IS_CHAN_2GHZ(chan) && run_agc_cal) @@ -1133,19 +1183,23 @@ skip_tx_iqcal: if (txiqcal_done) ar9003_hw_tx_iq_cal_post_proc(ah, is_reusable); - else if (caldata && caldata->done_txiqcal_once) + else if (caldata && test_bit(TXIQCAL_DONE, &caldata->cal_flags)) ar9003_hw_tx_iq_cal_reload(ah); ar9003_hw_cl_cal_post_proc(ah, is_reusable); if (run_rtt_cal && caldata) { if (is_reusable) { - if (!ath9k_hw_rfbus_req(ah)) + if (!ath9k_hw_rfbus_req(ah)) { ath_err(ath9k_hw_common(ah), "Could not stop baseband\n"); - else + } else { ar9003_hw_rtt_fill_hist(ah); + if (test_bit(SW_PKDET_DONE, &caldata->cal_flags)) + ar9003_hw_rtt_load_hist(ah); + } + ath9k_hw_rfbus_done(ah); } diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c index f4864807e15b..1ec52356b5a1 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.c @@ -2991,7 +2991,10 @@ static u32 ath9k_hw_ar9300_get_eeprom(struct ath_hw *ah, case EEP_CHAIN_MASK_REDUCE: return (pBase->miscConfiguration >> 0x3) & 0x1; case EEP_ANT_DIV_CTL1: - return eep->base_ext1.ant_div_control; + if (AR_SREV_9565(ah)) + return AR9300_EEP_ANTDIV_CONTROL_DEFAULT_VALUE; + else + return eep->base_ext1.ant_div_control; case EEP_ANTENNA_GAIN_5G: return eep->modalHeader5G.antennaGain; case EEP_ANTENNA_GAIN_2G: @@ -3424,12 +3427,12 @@ static u32 ath9k_hw_ar9003_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, struct ar9300_base_eep_hdr *pBase; if (!dump_base_hdr) { - len += snprintf(buf + len, size - len, - "%20s :\n", "2GHz modal Header"); + len += scnprintf(buf + len, size - len, + "%20s :\n", "2GHz modal Header"); len = ar9003_dump_modal_eeprom(buf, len, size, &eep->modalHeader2G); - len += snprintf(buf + len, size - len, - "%20s :\n", "5GHz modal Header"); + len += scnprintf(buf + len, size - len, + "%20s :\n", "5GHz modal Header"); len = ar9003_dump_modal_eeprom(buf, len, size, &eep->modalHeader5G); goto out; @@ -3479,8 +3482,8 @@ static u32 ath9k_hw_ar9003_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, PR_EEP("Rx Gain", pBase->txrxgain & 0xf); PR_EEP("SW Reg", le32_to_cpu(pBase->swreg)); - len += snprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", - ah->eeprom.ar9300_eep.macAddr); + len += scnprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", + ah->eeprom.ar9300_eep.macAddr); out: if (len > size) len = size; @@ -3656,9 +3659,23 @@ static void ar9003_hw_ant_ctrl_apply(struct ath_hw *ah, bool is2ghz) if (AR_SREV_9565(ah)) { if (common->bt_ant_diversity) { regval |= (1 << AR_PHY_ANT_SW_RX_PROT_S); + + REG_SET_BIT(ah, AR_PHY_RESTART, + AR_PHY_RESTART_ENABLE_DIV_M2FLAG); + + /* Force WLAN LNA diversity ON */ + REG_SET_BIT(ah, AR_BTCOEX_WL_LNADIV, + AR_BTCOEX_WL_LNADIV_FORCE_ON); } else { regval &= ~(1 << AR_PHY_ANT_DIV_LNADIV_S); regval &= ~(1 << AR_PHY_ANT_SW_RX_PROT_S); + + REG_CLR_BIT(ah, AR_PHY_MC_GAIN_CTRL, + (1 << AR_PHY_ANT_SW_RX_PROT_S)); + + /* Force WLAN LNA diversity OFF */ + REG_CLR_BIT(ah, AR_BTCOEX_WL_LNADIV, + AR_BTCOEX_WL_LNADIV_FORCE_ON); } } @@ -3669,7 +3686,8 @@ static void ar9003_hw_ant_ctrl_apply(struct ath_hw *ah, bool is2ghz) regval &= (~AR_FAST_DIV_ENABLE); regval |= ((value >> 7) & 0x1) << AR_FAST_DIV_ENABLE_S; - if (AR_SREV_9485(ah) && common->bt_ant_diversity) + if ((AR_SREV_9485(ah) || AR_SREV_9565(ah)) + && common->bt_ant_diversity) regval |= AR_FAST_DIV_ENABLE; REG_WRITE(ah, AR_PHY_CCK_DETECT, regval); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h index 75d4fb41962f..0e5daa58a4fc 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_eeprom.h @@ -52,6 +52,8 @@ #define AR9300_PAPRD_SCALE_2 0x70000000 #define AR9300_PAPRD_SCALE_2_S 28 +#define AR9300_EEP_ANTDIV_CONTROL_DEFAULT_VALUE 0xc9 + /* Delta from which to start power to pdadc table */ /* This offset is used in both open loop and closed loop power control * schemes. In open loop power control, it is not really needed, but for diff --git a/drivers/net/wireless/ath/ath9k/ar9003_hw.c b/drivers/net/wireless/ath/ath9k/ar9003_hw.c index 608bb4824e2a..b07f164d65cf 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_hw.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_hw.c @@ -364,6 +364,8 @@ static void ar9003_hw_init_mode_regs(struct ath_hw *ah) INIT_INI_ARRAY(&ah->iniModesFastClock, ar9565_1p0_modes_fast_clock); + INIT_INI_ARRAY(&ah->iniCckfirJapan2484, + ar9565_1p0_baseband_core_txfir_coeff_japan_2484); } else { /* mac */ INIT_INI_ARRAY(&ah->iniMac[ATH_INI_CORE], @@ -628,6 +630,9 @@ static void ar9003_rx_gain_table_mode0(struct ath_hw *ah) else if (AR_SREV_9462_20(ah)) INIT_INI_ARRAY(&ah->iniModesRxGain, ar9462_common_rx_gain_table_2p0); + else if (AR_SREV_9565(ah)) + INIT_INI_ARRAY(&ah->iniModesRxGain, + ar9565_1p0_Common_rx_gain_table); else INIT_INI_ARRAY(&ah->iniModesRxGain, ar9300Common_rx_gain_table_2p2); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_mci.c b/drivers/net/wireless/ath/ath9k/ar9003_mci.c index 8dd069259e7b..7b94a6c7db3d 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_mci.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_mci.c @@ -753,9 +753,9 @@ int ar9003_mci_end_reset(struct ath_hw *ah, struct ath9k_channel *chan, 1 << AR_PHY_TIMING_CONTROL4_DO_GAIN_DC_IQ_CAL_SHIFT); if (caldata) { - caldata->done_txiqcal_once = false; - caldata->done_txclcal_once = false; - caldata->rtt_done = false; + clear_bit(TXIQCAL_DONE, &caldata->cal_flags); + clear_bit(TXCLCAL_DONE, &caldata->cal_flags); + clear_bit(RTT_DONE, &caldata->cal_flags); } if (!ath9k_hw_init_cal(ah, chan)) diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.c b/drivers/net/wireless/ath/ath9k/ar9003_phy.c index e897648d3233..0131ba2f5d51 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.c @@ -627,11 +627,10 @@ static void ar9003_hw_override_ini(struct ath_hw *ah) * MAC addr only will fail. */ val = REG_READ(ah, AR_PCU_MISC_MODE2) & (~AR_ADHOC_MCAST_KEYID_ENABLE); - REG_WRITE(ah, AR_PCU_MISC_MODE2, - val | AR_AGG_WEP_ENABLE_FIX | AR_AGG_WEP_ENABLE); - - REG_SET_BIT(ah, AR_PHY_CCK_DETECT, - AR_PHY_CCK_DETECT_BB_ENABLE_ANT_FAST_DIV); + val |= AR_AGG_WEP_ENABLE_FIX | + AR_AGG_WEP_ENABLE | + AR_PCU_MISC_MODE2_CFP_IGNORE; + REG_WRITE(ah, AR_PCU_MISC_MODE2, val); if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) { REG_WRITE(ah, AR_GLB_SWREG_DISCONT_MODE, @@ -1375,15 +1374,19 @@ static void ar9003_hw_antdiv_comb_conf_get(struct ath_hw *ah, AR_PHY_ANT_FAST_DIV_BIAS_S; if (AR_SREV_9330_11(ah)) { + antconf->lna1_lna2_switch_delta = -1; antconf->lna1_lna2_delta = -9; antconf->div_group = 1; } else if (AR_SREV_9485(ah)) { + antconf->lna1_lna2_switch_delta = -1; antconf->lna1_lna2_delta = -9; antconf->div_group = 2; } else if (AR_SREV_9565(ah)) { - antconf->lna1_lna2_delta = -3; + antconf->lna1_lna2_switch_delta = 3; + antconf->lna1_lna2_delta = -9; antconf->div_group = 3; } else { + antconf->lna1_lna2_switch_delta = -1; antconf->lna1_lna2_delta = -3; antconf->div_group = 0; } @@ -1489,17 +1492,24 @@ static void ar9003_hw_set_bt_ant_diversity(struct ath_hw *ah, bool enable) } else if (AR_SREV_9565(ah)) { if (enable) { REG_SET_BIT(ah, AR_PHY_MC_GAIN_CTRL, + AR_ANT_DIV_ENABLE); + REG_SET_BIT(ah, AR_PHY_MC_GAIN_CTRL, (1 << AR_PHY_ANT_SW_RX_PROT_S)); - if (ah->curchan && IS_CHAN_2GHZ(ah->curchan)) - REG_SET_BIT(ah, AR_PHY_RESTART, - AR_PHY_RESTART_ENABLE_DIV_M2FLAG); + REG_SET_BIT(ah, AR_PHY_CCK_DETECT, + AR_FAST_DIV_ENABLE); + REG_SET_BIT(ah, AR_PHY_RESTART, + AR_PHY_RESTART_ENABLE_DIV_M2FLAG); REG_SET_BIT(ah, AR_BTCOEX_WL_LNADIV, AR_BTCOEX_WL_LNADIV_FORCE_ON); } else { - REG_CLR_BIT(ah, AR_PHY_MC_GAIN_CTRL, AR_ANT_DIV_ENABLE); + REG_CLR_BIT(ah, AR_PHY_MC_GAIN_CTRL, + AR_ANT_DIV_ENABLE); REG_CLR_BIT(ah, AR_PHY_MC_GAIN_CTRL, (1 << AR_PHY_ANT_SW_RX_PROT_S)); - REG_CLR_BIT(ah, AR_PHY_CCK_DETECT, AR_FAST_DIV_ENABLE); + REG_CLR_BIT(ah, AR_PHY_CCK_DETECT, + AR_FAST_DIV_ENABLE); + REG_CLR_BIT(ah, AR_PHY_RESTART, + AR_PHY_RESTART_ENABLE_DIV_M2FLAG); REG_CLR_BIT(ah, AR_BTCOEX_WL_LNADIV, AR_BTCOEX_WL_LNADIV_FORCE_ON); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_phy.h b/drivers/net/wireless/ath/ath9k/ar9003_phy.h index 6fd752321e36..fca624322dc8 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_phy.h +++ b/drivers/net/wireless/ath/ath9k/ar9003_phy.h @@ -343,8 +343,12 @@ #define AR_PHY_CCA_NOM_VAL_9462_2GHZ -127 #define AR_PHY_CCA_MIN_GOOD_VAL_9462_2GHZ -127 +#define AR_PHY_CCA_MAX_GOOD_VAL_9462_2GHZ -60 +#define AR_PHY_CCA_MAX_GOOD_VAL_9462_FCC_2GHZ -95 #define AR_PHY_CCA_NOM_VAL_9462_5GHZ -127 #define AR_PHY_CCA_MIN_GOOD_VAL_9462_5GHZ -127 +#define AR_PHY_CCA_MAX_GOOD_VAL_9462_5GHZ -60 +#define AR_PHY_CCA_MAX_GOOD_VAL_9462_FCC_5GHZ -100 #define AR_PHY_CCA_NOM_VAL_9330_2GHZ -118 diff --git a/drivers/net/wireless/ath/ath9k/ar9003_rtt.c b/drivers/net/wireless/ath/ath9k/ar9003_rtt.c index 74de3539c2c8..934418872e8e 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_rtt.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_rtt.c @@ -118,6 +118,27 @@ void ar9003_hw_rtt_load_hist(struct ath_hw *ah) } } +static void ar9003_hw_patch_rtt(struct ath_hw *ah, int index, int chain) +{ + int agc, caldac; + + if (!test_bit(SW_PKDET_DONE, &ah->caldata->cal_flags)) + return; + + if ((index != 5) || (chain >= 2)) + return; + + agc = REG_READ_FIELD(ah, AR_PHY_65NM_RXRF_AGC(chain), + AR_PHY_65NM_RXRF_AGC_AGC_OVERRIDE); + if (!agc) + return; + + caldac = ah->caldata->caldac[chain]; + ah->caldata->rtt_table[chain][index] &= 0xFFFF05FF; + caldac = (caldac & 0x20) | ((caldac & 0x1F) << 7); + ah->caldata->rtt_table[chain][index] |= (caldac << 4); +} + static int ar9003_hw_rtt_fill_hist_entry(struct ath_hw *ah, u8 chain, u32 index) { u32 val; @@ -155,13 +176,16 @@ void ar9003_hw_rtt_fill_hist(struct ath_hw *ah) for (i = 0; i < MAX_RTT_TABLE_ENTRY; i++) { ah->caldata->rtt_table[chain][i] = ar9003_hw_rtt_fill_hist_entry(ah, chain, i); + + ar9003_hw_patch_rtt(ah, i, chain); + ath_dbg(ath9k_hw_common(ah), CALIBRATE, "RTT value at idx %d, chain %d is: 0x%x\n", i, chain, ah->caldata->rtt_table[chain][i]); } } - ah->caldata->rtt_done = true; + set_bit(RTT_DONE, &ah->caldata->cal_flags); } void ar9003_hw_rtt_clear_hist(struct ath_hw *ah) @@ -176,7 +200,7 @@ void ar9003_hw_rtt_clear_hist(struct ath_hw *ah) } if (ah->caldata) - ah->caldata->rtt_done = false; + clear_bit(RTT_DONE, &ah->caldata->cal_flags); } bool ar9003_hw_rtt_restore(struct ath_hw *ah, struct ath9k_channel *chan) @@ -186,11 +210,37 @@ bool ar9003_hw_rtt_restore(struct ath_hw *ah, struct ath9k_channel *chan) if (!ah->caldata) return false; - if (!ah->caldata->rtt_done) + if (test_bit(SW_PKDET_DONE, &ah->caldata->cal_flags)) { + if (IS_CHAN_2GHZ(chan)){ + REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(0), + AR_PHY_65NM_RXRF_AGC_AGC2G_CALDAC_OVR, + ah->caldata->caldac[0]); + REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(1), + AR_PHY_65NM_RXRF_AGC_AGC2G_CALDAC_OVR, + ah->caldata->caldac[1]); + } else { + REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(0), + AR_PHY_65NM_RXRF_AGC_AGC5G_CALDAC_OVR, + ah->caldata->caldac[0]); + REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(1), + AR_PHY_65NM_RXRF_AGC_AGC5G_CALDAC_OVR, + ah->caldata->caldac[1]); + } + REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(1), + AR_PHY_65NM_RXRF_AGC_AGC_OVERRIDE, 0x1); + REG_RMW_FIELD(ah, AR_PHY_65NM_RXRF_AGC(0), + AR_PHY_65NM_RXRF_AGC_AGC_OVERRIDE, 0x1); + } + + if (!test_bit(RTT_DONE, &ah->caldata->cal_flags)) return false; ar9003_hw_rtt_enable(ah); - ar9003_hw_rtt_set_mask(ah, 0x10); + + if (test_bit(SW_PKDET_DONE, &ah->caldata->cal_flags)) + ar9003_hw_rtt_set_mask(ah, 0x30); + else + ar9003_hw_rtt_set_mask(ah, 0x10); if (!ath9k_hw_rfbus_req(ah)) { ath_err(ath9k_hw_common(ah), "Could not stop baseband\n"); diff --git a/drivers/net/wireless/ath/ath9k/ar9485_initvals.h b/drivers/net/wireless/ath/ath9k/ar9485_initvals.h index 88ff1d7b53ab..6f899c692647 100644 --- a/drivers/net/wireless/ath/ath9k/ar9485_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9485_initvals.h @@ -20,7 +20,17 @@ /* AR9485 1.1 */ -#define ar9485_1_1_mac_postamble ar9300_2p2_mac_postamble +static const u32 ar9485_1_1_mac_postamble[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x00001030, 0x00000230, 0x00000460, 0x000002c0, 0x00000160}, + {0x00001070, 0x00000168, 0x000002d0, 0x00000318, 0x0000018c}, + {0x000010b0, 0x00000e60, 0x00001cc0, 0x00007c70, 0x00003e38}, + {0x00008014, 0x03e803e8, 0x07d007d0, 0x10801600, 0x08400b00}, + {0x0000801c, 0x128d8027, 0x128d804f, 0x12e00057, 0x12e0002b}, + {0x00008120, 0x08f04800, 0x08f04800, 0x08f04810, 0x08f04810}, + {0x000081d0, 0x00003210, 0x00003210, 0x0000320a, 0x0000320a}, + {0x00008318, 0x00003e80, 0x00007d00, 0x00006880, 0x00003440}, +}; static const u32 ar9485_1_1_pcie_phy_pll_on_clkreq_disable_L1[][2] = { /* Addr allmodes */ @@ -34,6 +44,7 @@ static const u32 ar9485Common_wo_xlna_rx_gain_1_1[][2] = { {0x00009e00, 0x037216a0}, {0x00009e04, 0x00182020}, {0x00009e18, 0x00000000}, + {0x00009e20, 0x000003a8}, {0x00009e2c, 0x00004121}, {0x00009e44, 0x02282324}, {0x0000a000, 0x00060005}, @@ -174,7 +185,7 @@ static const u32 ar9485Modes_high_power_tx_gain_1_1[][5] = { {0x0000a2e0, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, {0x0000a2e4, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, {0x0000a2e8, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, - {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d8, 0x000050d8}, + {0x0000a410, 0x000050d9, 0x000050d9, 0x000050da, 0x000050da}, {0x0000a458, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a500, 0x00022200, 0x00022200, 0x00000000, 0x00000000}, {0x0000a504, 0x05062002, 0x05062002, 0x04000002, 0x04000002}, @@ -200,14 +211,14 @@ static const u32 ar9485Modes_high_power_tx_gain_1_1[][5] = { {0x0000a554, 0x7d06ffcb, 0x7d06ffcb, 0x57001ce9, 0x57001ce9}, {0x0000a558, 0x8407ff0b, 0x8407ff0b, 0x5a001ceb, 0x5a001ceb}, {0x0000a55c, 0x8907ffcb, 0x8907ffcb, 0x5e001eeb, 0x5e001eeb}, - {0x0000a560, 0x900fff0b, 0x900fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a564, 0x960fffcb, 0x960fffcb, 0x5e001eeb, 0x5e001eeb}, - {0x0000a568, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a56c, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a570, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a574, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a578, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, - {0x0000a57c, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, + {0x0000a560, 0x900fff0b, 0x900fff0b, 0x62001eee, 0x62001eee}, + {0x0000a564, 0x960fffcb, 0x960fffcb, 0x66001ff6, 0x66001ff6}, + {0x0000a568, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a56c, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a570, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a574, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a578, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a57c, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, {0x0000a580, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a584, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a588, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, @@ -263,6 +274,11 @@ static const u32 ar9485Modes_high_power_tx_gain_1_1[][5] = { static const u32 ar9485Modes_green_ob_db_tx_gain_1_1[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x000098bc, 0x00000003, 0x00000003, 0x00000003, 0x00000003}, + {0x0000a2d8, 0xf999a83a, 0xf999a83a, 0x7999a83a, 0x7999a83a}, + {0x0000a2dc, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, + {0x0000a2e0, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, + {0x0000a2e4, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, + {0x0000a2e8, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d8, 0x000050d8}, {0x0000a458, 0x80000000, 0x80000000, 0x80000000, 0x80000000}, {0x0000a500, 0x00022200, 0x00022200, 0x00000006, 0x00000006}, @@ -297,6 +313,22 @@ static const u32 ar9485Modes_green_ob_db_tx_gain_1_1[][5] = { {0x0000a574, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, {0x0000a578, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, {0x0000a57c, 0x9c1fff0b, 0x9c1fff0b, 0x5e001eeb, 0x5e001eeb}, + {0x0000a580, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a584, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a588, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a58c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a590, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a594, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a598, 0x00000000, 0x00000000, 0x01404501, 0x01404501}, + {0x0000a59c, 0x00000000, 0x00000000, 0x02808a02, 0x02808a02}, + {0x0000a5a0, 0x00000000, 0x00000000, 0x02808a02, 0x02808a02}, + {0x0000a5a4, 0x00000000, 0x00000000, 0x02808803, 0x02808803}, + {0x0000a5a8, 0x00000000, 0x00000000, 0x04c14b04, 0x04c14b04}, + {0x0000a5ac, 0x00000000, 0x00000000, 0x04c15305, 0x04c15305}, + {0x0000a5b0, 0x00000000, 0x00000000, 0x04c15305, 0x04c15305}, + {0x0000a5b4, 0x00000000, 0x00000000, 0x04c15305, 0x04c15305}, + {0x0000a5b8, 0x00000000, 0x00000000, 0x04c15305, 0x04c15305}, + {0x0000a5bc, 0x00000000, 0x00000000, 0x04c15305, 0x04c15305}, {0x0000b500, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, {0x0000b504, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, {0x0000b508, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, @@ -341,6 +373,100 @@ static const u32 ar9485Modes_high_ob_db_tx_gain_1_1[][5] = { {0x0000a2e0, 0x00000000, 0x00000000, 0xffc63a84, 0xffc63a84}, {0x0000a2e4, 0x00000000, 0x00000000, 0xfe0fc000, 0xfe0fc000}, {0x0000a2e8, 0x00000000, 0x00000000, 0xfff00000, 0xfff00000}, + {0x0000a410, 0x000050d9, 0x000050d9, 0x000050da, 0x000050da}, + {0x0000a458, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a500, 0x00022200, 0x00022200, 0x00000000, 0x00000000}, + {0x0000a504, 0x05062002, 0x05062002, 0x04000002, 0x04000002}, + {0x0000a508, 0x0c002e00, 0x0c002e00, 0x08000004, 0x08000004}, + {0x0000a50c, 0x11062202, 0x11062202, 0x0d000200, 0x0d000200}, + {0x0000a510, 0x17022e00, 0x17022e00, 0x11000202, 0x11000202}, + {0x0000a514, 0x1d000ec2, 0x1d000ec2, 0x15000400, 0x15000400}, + {0x0000a518, 0x25020ec0, 0x25020ec0, 0x19000402, 0x19000402}, + {0x0000a51c, 0x2b020ec3, 0x2b020ec3, 0x1d000404, 0x1d000404}, + {0x0000a520, 0x2f001f04, 0x2f001f04, 0x21000603, 0x21000603}, + {0x0000a524, 0x35001fc4, 0x35001fc4, 0x25000605, 0x25000605}, + {0x0000a528, 0x3c022f04, 0x3c022f04, 0x2a000a03, 0x2a000a03}, + {0x0000a52c, 0x41023e85, 0x41023e85, 0x2c000a04, 0x2c000a04}, + {0x0000a530, 0x48023ec6, 0x48023ec6, 0x34000e20, 0x34000e20}, + {0x0000a534, 0x4d023f01, 0x4d023f01, 0x35000e21, 0x35000e21}, + {0x0000a538, 0x53023f4b, 0x53023f4b, 0x43000e62, 0x43000e62}, + {0x0000a53c, 0x5a027f09, 0x5a027f09, 0x45000e63, 0x45000e63}, + {0x0000a540, 0x5f027fc9, 0x5f027fc9, 0x49000e65, 0x49000e65}, + {0x0000a544, 0x6502feca, 0x6502feca, 0x4b000e66, 0x4b000e66}, + {0x0000a548, 0x6b02ff4a, 0x6b02ff4a, 0x4d001645, 0x4d001645}, + {0x0000a54c, 0x7203feca, 0x7203feca, 0x51001865, 0x51001865}, + {0x0000a550, 0x7703ff0b, 0x7703ff0b, 0x55001a86, 0x55001a86}, + {0x0000a554, 0x7d06ffcb, 0x7d06ffcb, 0x57001ce9, 0x57001ce9}, + {0x0000a558, 0x8407ff0b, 0x8407ff0b, 0x5a001ceb, 0x5a001ceb}, + {0x0000a55c, 0x8907ffcb, 0x8907ffcb, 0x5e001eeb, 0x5e001eeb}, + {0x0000a560, 0x900fff0b, 0x900fff0b, 0x62001eee, 0x62001eee}, + {0x0000a564, 0x960fffcb, 0x960fffcb, 0x66001ff6, 0x66001ff6}, + {0x0000a568, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a56c, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a570, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a574, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a578, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a57c, 0x9c1fff0b, 0x9c1fff0b, 0x66001ff6, 0x66001ff6}, + {0x0000a580, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a584, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a588, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a58c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a590, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a594, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a598, 0x00000000, 0x00000000, 0x01404501, 0x01404501}, + {0x0000a59c, 0x00000000, 0x00000000, 0x02808a02, 0x02808a02}, + {0x0000a5a0, 0x00000000, 0x00000000, 0x02808a02, 0x02808a02}, + {0x0000a5a4, 0x00000000, 0x00000000, 0x02808803, 0x02808803}, + {0x0000a5a8, 0x00000000, 0x00000000, 0x04c14b04, 0x04c14b04}, + {0x0000a5ac, 0x00000000, 0x00000000, 0x04c15305, 0x04c15305}, + {0x0000a5b0, 0x00000000, 0x00000000, 0x04c15305, 0x04c15305}, + {0x0000a5b4, 0x00000000, 0x00000000, 0x04c15305, 0x04c15305}, + {0x0000a5b8, 0x00000000, 0x00000000, 0x04c15305, 0x04c15305}, + {0x0000a5bc, 0x00000000, 0x00000000, 0x04c15305, 0x04c15305}, + {0x0000b500, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b504, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b508, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b50c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b510, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b514, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b518, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b51c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b520, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b524, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b528, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b52c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b530, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b534, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b538, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b53c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b540, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b544, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b548, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b54c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b550, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b554, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b558, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b55c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b560, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b564, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b568, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b56c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b570, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b574, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b578, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000b57c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x00016044, 0x05d6b2db, 0x05d6b2db, 0x05d6b2db, 0x05d6b2db}, + {0x00016048, 0x6c924260, 0x6c924260, 0x6c924260, 0x6c924260}, +}; + +static const u32 ar9485Modes_low_ob_db_tx_gain_1_1[][5] = { + /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ + {0x000098bc, 0x00000002, 0x00000002, 0x00000002, 0x00000002}, + {0x0000a2d8, 0xf999a83a, 0xf999a83a, 0x7999a83a, 0x7999a83a}, + {0x0000a2dc, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, + {0x0000a2e0, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, + {0x0000a2e4, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, + {0x0000a2e8, 0x00000000, 0x00000000, 0xfe2d3552, 0xfe2d3552}, {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d8, 0x000050d8}, {0x0000a458, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a500, 0x00022200, 0x00022200, 0x00000000, 0x00000000}, @@ -427,7 +553,7 @@ static const u32 ar9485Modes_high_ob_db_tx_gain_1_1[][5] = { {0x00016048, 0x6c924260, 0x6c924260, 0x6c924260, 0x6c924260}, }; -static const u32 ar9485Modes_low_ob_db_tx_gain_1_1[][5] = { +static const u32 ar9485_modes_lowest_ob_db_tx_gain_1_1[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x000098bc, 0x00000002, 0x00000002, 0x00000002, 0x00000002}, {0x0000a2d8, 0xf999a83a, 0xf999a83a, 0x7999a83a, 0x7999a83a}, @@ -521,12 +647,15 @@ static const u32 ar9485Modes_low_ob_db_tx_gain_1_1[][5] = { {0x00016048, 0x6c924260, 0x6c924260, 0x6c924260, 0x6c924260}, }; -#define ar9485_modes_lowest_ob_db_tx_gain_1_1 ar9485Modes_low_ob_db_tx_gain_1_1 - static const u32 ar9485Modes_green_spur_ob_db_tx_gain_1_1[][5] = { /* Addr 5G_HT20 5G_HT40 2G_HT40 2G_HT20 */ {0x000098bc, 0x00000003, 0x00000003, 0x00000003, 0x00000003}, - {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d8, 0x000050d8}, + {0x0000a2d8, 0xf999a83a, 0xf999a83a, 0x7999a83a, 0x7999a83a}, + {0x0000a2dc, 0x00000000, 0x00000000, 0xffad452a, 0xffad452a}, + {0x0000a2e0, 0x00000000, 0x00000000, 0xffc98634, 0xffc98634}, + {0x0000a2e4, 0x00000000, 0x00000000, 0xfff60780, 0xfff60780}, + {0x0000a2e8, 0x00000000, 0x00000000, 0xfffff800, 0xfffff800}, + {0x0000a410, 0x000050d9, 0x000050d9, 0x000050d9, 0x000050d9}, {0x0000a458, 0x80000000, 0x80000000, 0x80000000, 0x80000000}, {0x0000a500, 0x00022200, 0x00022200, 0x00000006, 0x00000006}, {0x0000a504, 0x05062002, 0x05062002, 0x03000201, 0x03000201}, @@ -543,23 +672,39 @@ static const u32 ar9485Modes_green_spur_ob_db_tx_gain_1_1[][5] = { {0x0000a530, 0x48023ec6, 0x48023ec6, 0x310006e0, 0x310006e0}, {0x0000a534, 0x4d023f01, 0x4d023f01, 0x330006e0, 0x330006e0}, {0x0000a538, 0x53023f4b, 0x53023f4b, 0x3e0008e3, 0x3e0008e3}, - {0x0000a53c, 0x5a027f09, 0x5a027f09, 0x410008e5, 0x410008e5}, - {0x0000a540, 0x5f027fc9, 0x5f027fc9, 0x430008e6, 0x430008e6}, - {0x0000a544, 0x6502feca, 0x6502feca, 0x4a0008ec, 0x4a0008ec}, - {0x0000a548, 0x6b02ff4a, 0x6b02ff4a, 0x4e0008f1, 0x4e0008f1}, - {0x0000a54c, 0x7203feca, 0x7203feca, 0x520008f3, 0x520008f3}, - {0x0000a550, 0x7703ff0b, 0x7703ff0b, 0x54000eed, 0x54000eed}, - {0x0000a554, 0x7d06ffcb, 0x7d06ffcb, 0x58000ef1, 0x58000ef1}, - {0x0000a558, 0x8407ff0b, 0x8407ff0b, 0x5c000ef3, 0x5c000ef3}, - {0x0000a55c, 0x8907ffcb, 0x8907ffcb, 0x60000ef5, 0x60000ef5}, - {0x0000a560, 0x900fff0b, 0x900fff0b, 0x62000ef6, 0x62000ef6}, - {0x0000a564, 0x960fffcb, 0x960fffcb, 0x62000ef6, 0x62000ef6}, - {0x0000a568, 0x9c1fff0b, 0x9c1fff0b, 0x62000ef6, 0x62000ef6}, - {0x0000a56c, 0x9c1fff0b, 0x9c1fff0b, 0x62000ef6, 0x62000ef6}, - {0x0000a570, 0x9c1fff0b, 0x9c1fff0b, 0x62000ef6, 0x62000ef6}, - {0x0000a574, 0x9c1fff0b, 0x9c1fff0b, 0x62000ef6, 0x62000ef6}, - {0x0000a578, 0x9c1fff0b, 0x9c1fff0b, 0x62000ef6, 0x62000ef6}, - {0x0000a57c, 0x9c1fff0b, 0x9c1fff0b, 0x62000ef6, 0x62000ef6}, + {0x0000a53c, 0x5a027f09, 0x5a027f09, 0x430008e6, 0x430008e6}, + {0x0000a540, 0x5f027fc9, 0x5f027fc9, 0x4a0008ec, 0x4a0008ec}, + {0x0000a544, 0x6502feca, 0x6502feca, 0x4e0008f1, 0x4e0008f1}, + {0x0000a548, 0x6b02ff4a, 0x6b02ff4a, 0x520008f3, 0x520008f3}, + {0x0000a54c, 0x7203feca, 0x7203feca, 0x54000eed, 0x54000eed}, + {0x0000a550, 0x7703ff0b, 0x7703ff0b, 0x58000ef1, 0x58000ef1}, + {0x0000a554, 0x7d06ffcb, 0x7d06ffcb, 0x5c000ef3, 0x5c000ef3}, + {0x0000a558, 0x8407ff0b, 0x8407ff0b, 0x62000ef6, 0x62000ef6}, + {0x0000a55c, 0x8907ffcb, 0x8907ffcb, 0x66001ff0, 0x66001ff0}, + {0x0000a560, 0x900fff0b, 0x900fff0b, 0x68001ff6, 0x68001ff6}, + {0x0000a564, 0x960fffcb, 0x960fffcb, 0x68001ff6, 0x68001ff6}, + {0x0000a568, 0x9c1fff0b, 0x9c1fff0b, 0x68001ff6, 0x68001ff6}, + {0x0000a56c, 0x9c1fff0b, 0x9c1fff0b, 0x68001ff6, 0x68001ff6}, + {0x0000a570, 0x9c1fff0b, 0x9c1fff0b, 0x68001ff6, 0x68001ff6}, + {0x0000a574, 0x9c1fff0b, 0x9c1fff0b, 0x68001ff6, 0x68001ff6}, + {0x0000a578, 0x9c1fff0b, 0x9c1fff0b, 0x68001ff6, 0x68001ff6}, + {0x0000a57c, 0x9c1fff0b, 0x9c1fff0b, 0x68001ff6, 0x68001ff6}, + {0x0000a580, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a584, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a588, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, + {0x0000a58c, 0x00000000, 0x00000000, 0x01804000, 0x01804000}, + {0x0000a590, 0x00000000, 0x00000000, 0x02808a02, 0x02808a02}, + {0x0000a594, 0x00000000, 0x00000000, 0x0340ca02, 0x0340ca02}, + {0x0000a598, 0x00000000, 0x00000000, 0x0340cd03, 0x0340cd03}, + {0x0000a59c, 0x00000000, 0x00000000, 0x0340cd03, 0x0340cd03}, + {0x0000a5a0, 0x00000000, 0x00000000, 0x06415304, 0x06415304}, + {0x0000a5a4, 0x00000000, 0x00000000, 0x04c11905, 0x04c11905}, + {0x0000a5a8, 0x00000000, 0x00000000, 0x06415905, 0x06415905}, + {0x0000a5ac, 0x00000000, 0x00000000, 0x06415905, 0x06415905}, + {0x0000a5b0, 0x00000000, 0x00000000, 0x06415905, 0x06415905}, + {0x0000a5b4, 0x00000000, 0x00000000, 0x06415905, 0x06415905}, + {0x0000a5b8, 0x00000000, 0x00000000, 0x06415905, 0x06415905}, + {0x0000a5bc, 0x00000000, 0x00000000, 0x06415905, 0x06415905}, {0x0000b500, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, {0x0000b504, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, {0x0000b508, 0x0000001a, 0x0000001a, 0x0000001a, 0x0000001a}, @@ -823,6 +968,7 @@ static const u32 ar9485_common_rx_gain_1_1[][2] = { {0x00009e00, 0x03721b20}, {0x00009e04, 0x00082020}, {0x00009e18, 0x0300501e}, + {0x00009e20, 0x000003ba}, {0x00009e2c, 0x00002e21}, {0x00009e44, 0x02182324}, {0x0000a000, 0x00060005}, @@ -1001,7 +1147,6 @@ static const u32 ar9485_1_1_baseband_postamble[][5] = { {0x00009e10, 0x7ec88d2e, 0x7ec88d2e, 0x7ec80d2e, 0x7ec80d2e}, {0x00009e14, 0x31395d53, 0x31396053, 0x312e6053, 0x312e5d53}, {0x00009e1c, 0x0001cf9c, 0x0001cf9c, 0x00021f9c, 0x00021f9c}, - {0x00009e20, 0x000003b5, 0x000003b5, 0x000003ce, 0x000003ce}, {0x00009e3c, 0xcf946220, 0xcf946220, 0xcf946222, 0xcf946222}, {0x00009e48, 0x5030201a, 0x5030201a, 0x50302010, 0x50302010}, {0x00009fc8, 0x0003f000, 0x0003f000, 0x0001a000, 0x0001a000}, @@ -1020,7 +1165,7 @@ static const u32 ar9485_1_1_baseband_postamble[][5] = { {0x0000a284, 0x00000000, 0x00000000, 0x000002a0, 0x000002a0}, {0x0000a288, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x0000a28c, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, - {0x0000a2c4, 0x00158d18, 0x00158d18, 0x00058d18, 0x00058d18}, + {0x0000a2c4, 0x00158d18, 0x00158d18, 0x00158d18, 0x00158d18}, {0x0000a2d0, 0x00071981, 0x00071981, 0x00071982, 0x00071982}, {0x0000a2d8, 0xf999a83a, 0xf999a83a, 0xf999a83a, 0xf999a83a}, {0x0000a358, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, @@ -1206,6 +1351,11 @@ static const u32 ar9485_1_1_mac_core[][2] = { {0x000083d0, 0x000301ff}, }; -#define ar9485_1_1_baseband_core_txfir_coeff_japan_2484 ar9462_2p0_baseband_core_txfir_coeff_japan_2484 +static const u32 ar9485_1_1_baseband_core_txfir_coeff_japan_2484[][2] = { + /* Addr allmodes */ + {0x0000a398, 0x00000000}, + {0x0000a39c, 0x6f7f0301}, + {0x0000a3a0, 0xca9228ee}, +}; #endif /* INITVALS_9485_H */ diff --git a/drivers/net/wireless/ath/ath9k/ar9565_1p0_initvals.h b/drivers/net/wireless/ath/ath9k/ar9565_1p0_initvals.h index e85a8b076c22..a8c757b6124f 100644 --- a/drivers/net/wireless/ath/ath9k/ar9565_1p0_initvals.h +++ b/drivers/net/wireless/ath/ath9k/ar9565_1p0_initvals.h @@ -272,9 +272,9 @@ static const u32 ar9565_1p0_baseband_core[][2] = { {0x0000a398, 0x001f0e0f}, {0x0000a39c, 0x0075393f}, {0x0000a3a0, 0xb79f6427}, - {0x0000a3a4, 0x00000000}, - {0x0000a3a8, 0xaaaaaaaa}, - {0x0000a3ac, 0x3c466478}, + {0x0000a3a4, 0x00000011}, + {0x0000a3a8, 0xaaaaaa6e}, + {0x0000a3ac, 0x3c466455}, {0x0000a3c0, 0x20202020}, {0x0000a3c4, 0x22222220}, {0x0000a3c8, 0x20200020}, @@ -295,11 +295,11 @@ static const u32 ar9565_1p0_baseband_core[][2] = { {0x0000a404, 0x00000000}, {0x0000a408, 0x0e79e5c6}, {0x0000a40c, 0x00820820}, - {0x0000a414, 0x1ce739ce}, + {0x0000a414, 0x1ce739c5}, {0x0000a418, 0x2d001dce}, - {0x0000a41c, 0x1ce739ce}, + {0x0000a41c, 0x1ce739c5}, {0x0000a420, 0x000001ce}, - {0x0000a424, 0x1ce739ce}, + {0x0000a424, 0x1ce739c5}, {0x0000a428, 0x000001ce}, {0x0000a42c, 0x1ce739ce}, {0x0000a430, 0x1ce739ce}, @@ -351,9 +351,9 @@ static const u32 ar9565_1p0_baseband_postamble[][5] = { {0x00009e14, 0x37b95d5e, 0x37b9605e, 0x3379605e, 0x33795d5e}, {0x00009e18, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, {0x00009e1c, 0x0001cf9c, 0x0001cf9c, 0x00021f9c, 0x00021f9c}, - {0x00009e20, 0x000003b5, 0x000003b5, 0x000003ce, 0x000003ce}, + {0x00009e20, 0x000003b5, 0x000003b5, 0x000003a4, 0x000003a4}, {0x00009e2c, 0x0000001c, 0x0000001c, 0x00000021, 0x00000021}, - {0x00009e3c, 0xcf946222, 0xcf946222, 0xcf946222, 0xcf946222}, + {0x00009e3c, 0xcf946222, 0xcf946222, 0xcf946220, 0xcf946220}, {0x00009e44, 0xfe321e27, 0xfe321e27, 0xfe291e27, 0xfe291e27}, {0x00009e48, 0x5030201a, 0x5030201a, 0x50302012, 0x50302012}, {0x00009fc8, 0x0003f000, 0x0003f000, 0x0001a000, 0x0001a000}, @@ -452,6 +452,7 @@ static const u32 ar9565_1p0_Common_rx_gain_table[][2] = { /* Addr allmodes */ {0x00004050, 0x00300300}, {0x0000406c, 0x00100000}, + {0x00009e20, 0x000003b6}, {0x0000a000, 0x00010000}, {0x0000a004, 0x00030002}, {0x0000a008, 0x00050004}, @@ -1230,4 +1231,11 @@ static const u32 ar9565_1p0_modes_high_power_tx_gain_table[][5] = { {0x00016054, 0x00000000, 0x00000000, 0x00000000, 0x00000000}, }; +static const u32 ar9565_1p0_baseband_core_txfir_coeff_japan_2484[][2] = { + /* Addr allmodes */ + {0x0000a398, 0x00000000}, + {0x0000a39c, 0x6f7f0301}, + {0x0000a3a0, 0xca9228ee}, +}; + #endif /* INITVALS_9565_1P0_H */ diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index da24ba2a5b41..15afde3c348b 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -459,8 +459,8 @@ void ath9k_queue_reset(struct ath_softc *sc, enum ath_reset_type type); #define ATH_DUMP_BTCOEX(_s, _val) \ do { \ - len += snprintf(buf + len, size - len, \ - "%20s : %10d\n", _s, (_val)); \ + len += scnprintf(buf + len, size - len, \ + "%20s : %10d\n", _s, (_val)); \ } while (0) enum bt_op_flags { @@ -581,7 +581,6 @@ static inline void ath_fill_led_pin(struct ath_softc *sc) #define ATH_ANT_DIV_COMB_ALT_ANT_RATIO_LOW_RSSI 50 #define ATH_ANT_DIV_COMB_ALT_ANT_RATIO2_LOW_RSSI 50 -#define ATH_ANT_DIV_COMB_LNA1_LNA2_SWITCH_DELTA -1 #define ATH_ANT_DIV_COMB_LNA1_DELTA_HI -4 #define ATH_ANT_DIV_COMB_LNA1_DELTA_MID -2 #define ATH_ANT_DIV_COMB_LNA1_DELTA_LOW 2 @@ -626,12 +625,15 @@ void ath_ant_comb_scan(struct ath_softc *sc, struct ath_rx_status *rs); /* Main driver core */ /********************/ -#define ATH9K_PCI_CUS198 0x0001 -#define ATH9K_PCI_CUS230 0x0002 -#define ATH9K_PCI_CUS217 0x0004 -#define ATH9K_PCI_WOW 0x0008 -#define ATH9K_PCI_BT_ANT_DIV 0x0010 -#define ATH9K_PCI_D3_L1_WAR 0x0020 +#define ATH9K_PCI_CUS198 0x0001 +#define ATH9K_PCI_CUS230 0x0002 +#define ATH9K_PCI_CUS217 0x0004 +#define ATH9K_PCI_CUS252 0x0008 +#define ATH9K_PCI_WOW 0x0010 +#define ATH9K_PCI_BT_ANT_DIV 0x0020 +#define ATH9K_PCI_D3_L1_WAR 0x0040 +#define ATH9K_PCI_AR9565_1ANT 0x0080 +#define ATH9K_PCI_AR9565_2ANT 0x0100 /* * Default cache line size, in bytes. diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c index b5c16b3a37b9..17be35392bb4 100644 --- a/drivers/net/wireless/ath/ath9k/beacon.c +++ b/drivers/net/wireless/ath/ath9k/beacon.c @@ -334,6 +334,8 @@ void ath9k_beacon_tasklet(unsigned long data) if (ath9k_hw_numtxpending(ah, sc->beacon.beaconq) != 0) { sc->beacon.bmisscnt++; + ath9k_hw_check_nav(ah); + if (!ath9k_hw_check_alive(ah)) ieee80211_queue_work(sc->hw, &sc->hw_check_work); diff --git a/drivers/net/wireless/ath/ath9k/calib.c b/drivers/net/wireless/ath/ath9k/calib.c index 5e8219a91e25..d438a0341e68 100644 --- a/drivers/net/wireless/ath/ath9k/calib.c +++ b/drivers/net/wireless/ath/ath9k/calib.c @@ -119,7 +119,7 @@ static void ath9k_hw_update_nfcal_hist_buffer(struct ath_hw *ah, ath_dbg(common, CALIBRATE, "NFmid[%d] (%d) > MAX (%d), %s\n", i, h[i].privNF, limit->max, - (cal->nfcal_interference ? + (test_bit(NFCAL_INTF, &cal->cal_flags) ? "not corrected (due to interference)" : "correcting to MAX")); @@ -130,7 +130,7 @@ static void ath9k_hw_update_nfcal_hist_buffer(struct ath_hw *ah, * we bypass this limit here in order to better deal * with our environment. */ - if (!cal->nfcal_interference) + if (!test_bit(NFCAL_INTF, &cal->cal_flags)) h[i].privNF = limit->max; } } @@ -141,7 +141,7 @@ static void ath9k_hw_update_nfcal_hist_buffer(struct ath_hw *ah, * Re-enable the enforcement of the NF maximum again. */ if (!high_nf_mid) - cal->nfcal_interference = false; + clear_bit(NFCAL_INTF, &cal->cal_flags); } static bool ath9k_hw_get_nf_thresh(struct ath_hw *ah, @@ -220,7 +220,7 @@ EXPORT_SYMBOL(ath9k_hw_reset_calvalid); void ath9k_hw_start_nfcal(struct ath_hw *ah, bool update) { if (ah->caldata) - ah->caldata->nfcal_pending = true; + set_bit(NFCAL_PENDING, &ah->caldata->cal_flags); REG_SET_BIT(ah, AR_PHY_AGC_CONTROL, AR_PHY_AGC_CONTROL_ENABLE_NF); @@ -391,7 +391,7 @@ bool ath9k_hw_getnf(struct ath_hw *ah, struct ath9k_channel *chan) } h = caldata->nfCalHist; - caldata->nfcal_pending = false; + clear_bit(NFCAL_PENDING, &caldata->cal_flags); ath9k_hw_update_nfcal_hist_buffer(ah, caldata, nfarray); chan->noisefloor = h[0].privNF; ah->noise = ath9k_hw_getchan_noise(ah, chan); @@ -437,12 +437,12 @@ void ath9k_hw_bstuck_nfcal(struct ath_hw *ah) * the baseband update the internal NF value itself, similar to * what is being done after a full reset. */ - if (!caldata->nfcal_pending) + if (!test_bit(NFCAL_PENDING, &caldata->cal_flags)) ath9k_hw_start_nfcal(ah, true); else if (!(REG_READ(ah, AR_PHY_AGC_CONTROL) & AR_PHY_AGC_CONTROL_NF)) ath9k_hw_getnf(ah, ah->curchan); - caldata->nfcal_interference = true; + set_bit(NFCAL_INTF, &caldata->cal_flags); } EXPORT_SYMBOL(ath9k_hw_bstuck_nfcal); diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c index c088744a6bfb..1be2c787aac9 100644 --- a/drivers/net/wireless/ath/ath9k/debug.c +++ b/drivers/net/wireless/ath/ath9k/debug.c @@ -104,37 +104,37 @@ static ssize_t read_file_ani(struct file *file, char __user *user_buf, return -ENOMEM; if (common->disable_ani) { - len += snprintf(buf + len, size - len, "%s: %s\n", - "ANI", "DISABLED"); + len += scnprintf(buf + len, size - len, "%s: %s\n", + "ANI", "DISABLED"); goto exit; } - len += snprintf(buf + len, size - len, "%15s: %s\n", - "ANI", "ENABLED"); - len += snprintf(buf + len, size - len, "%15s: %u\n", - "ANI RESET", ah->stats.ast_ani_reset); - len += snprintf(buf + len, size - len, "%15s: %u\n", - "SPUR UP", ah->stats.ast_ani_spurup); - len += snprintf(buf + len, size - len, "%15s: %u\n", - "SPUR DOWN", ah->stats.ast_ani_spurup); - len += snprintf(buf + len, size - len, "%15s: %u\n", - "OFDM WS-DET ON", ah->stats.ast_ani_ofdmon); - len += snprintf(buf + len, size - len, "%15s: %u\n", - "OFDM WS-DET OFF", ah->stats.ast_ani_ofdmoff); - len += snprintf(buf + len, size - len, "%15s: %u\n", - "MRC-CCK ON", ah->stats.ast_ani_ccklow); - len += snprintf(buf + len, size - len, "%15s: %u\n", - "MRC-CCK OFF", ah->stats.ast_ani_cckhigh); - len += snprintf(buf + len, size - len, "%15s: %u\n", - "FIR-STEP UP", ah->stats.ast_ani_stepup); - len += snprintf(buf + len, size - len, "%15s: %u\n", - "FIR-STEP DOWN", ah->stats.ast_ani_stepdown); - len += snprintf(buf + len, size - len, "%15s: %u\n", - "INV LISTENTIME", ah->stats.ast_ani_lneg_or_lzero); - len += snprintf(buf + len, size - len, "%15s: %u\n", - "OFDM ERRORS", ah->stats.ast_ani_ofdmerrs); - len += snprintf(buf + len, size - len, "%15s: %u\n", - "CCK ERRORS", ah->stats.ast_ani_cckerrs); + len += scnprintf(buf + len, size - len, "%15s: %s\n", + "ANI", "ENABLED"); + len += scnprintf(buf + len, size - len, "%15s: %u\n", + "ANI RESET", ah->stats.ast_ani_reset); + len += scnprintf(buf + len, size - len, "%15s: %u\n", + "SPUR UP", ah->stats.ast_ani_spurup); + len += scnprintf(buf + len, size - len, "%15s: %u\n", + "SPUR DOWN", ah->stats.ast_ani_spurup); + len += scnprintf(buf + len, size - len, "%15s: %u\n", + "OFDM WS-DET ON", ah->stats.ast_ani_ofdmon); + len += scnprintf(buf + len, size - len, "%15s: %u\n", + "OFDM WS-DET OFF", ah->stats.ast_ani_ofdmoff); + len += scnprintf(buf + len, size - len, "%15s: %u\n", + "MRC-CCK ON", ah->stats.ast_ani_ccklow); + len += scnprintf(buf + len, size - len, "%15s: %u\n", + "MRC-CCK OFF", ah->stats.ast_ani_cckhigh); + len += scnprintf(buf + len, size - len, "%15s: %u\n", + "FIR-STEP UP", ah->stats.ast_ani_stepup); + len += scnprintf(buf + len, size - len, "%15s: %u\n", + "FIR-STEP DOWN", ah->stats.ast_ani_stepdown); + len += scnprintf(buf + len, size - len, "%15s: %u\n", + "INV LISTENTIME", ah->stats.ast_ani_lneg_or_lzero); + len += scnprintf(buf + len, size - len, "%15s: %u\n", + "OFDM ERRORS", ah->stats.ast_ani_ofdmerrs); + len += scnprintf(buf + len, size - len, "%15s: %u\n", + "CCK ERRORS", ah->stats.ast_ani_cckerrs); exit: if (len > size) len = size; @@ -280,70 +280,70 @@ static ssize_t read_file_antenna_diversity(struct file *file, return -ENOMEM; if (!(pCap->hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB)) { - len += snprintf(buf + len, size - len, "%s\n", - "Antenna Diversity Combining is disabled"); + len += scnprintf(buf + len, size - len, "%s\n", + "Antenna Diversity Combining is disabled"); goto exit; } ath9k_ps_wakeup(sc); ath9k_hw_antdiv_comb_conf_get(ah, &div_ant_conf); - len += snprintf(buf + len, size - len, "Current MAIN config : %s\n", - lna_conf_str[div_ant_conf.main_lna_conf]); - len += snprintf(buf + len, size - len, "Current ALT config : %s\n", - lna_conf_str[div_ant_conf.alt_lna_conf]); - len += snprintf(buf + len, size - len, "Average MAIN RSSI : %d\n", - as_main->rssi_avg); - len += snprintf(buf + len, size - len, "Average ALT RSSI : %d\n\n", - as_alt->rssi_avg); + len += scnprintf(buf + len, size - len, "Current MAIN config : %s\n", + lna_conf_str[div_ant_conf.main_lna_conf]); + len += scnprintf(buf + len, size - len, "Current ALT config : %s\n", + lna_conf_str[div_ant_conf.alt_lna_conf]); + len += scnprintf(buf + len, size - len, "Average MAIN RSSI : %d\n", + as_main->rssi_avg); + len += scnprintf(buf + len, size - len, "Average ALT RSSI : %d\n\n", + as_alt->rssi_avg); ath9k_ps_restore(sc); - len += snprintf(buf + len, size - len, "Packet Receive Cnt:\n"); - len += snprintf(buf + len, size - len, "-------------------\n"); - - len += snprintf(buf + len, size - len, "%30s%15s\n", - "MAIN", "ALT"); - len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", - "TOTAL COUNT", - as_main->recv_cnt, - as_alt->recv_cnt); - len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", - "LNA1", - as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1], - as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1]); - len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", - "LNA2", - as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2], - as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2]); - len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", - "LNA1 + LNA2", - as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2], - as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]); - len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", - "LNA1 - LNA2", - as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2], - as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]); - - len += snprintf(buf + len, size - len, "\nLNA Config Attempts:\n"); - len += snprintf(buf + len, size - len, "--------------------\n"); - - len += snprintf(buf + len, size - len, "%30s%15s\n", - "MAIN", "ALT"); - len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", - "LNA1", - as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1], - as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1]); - len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", - "LNA2", - as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2], - as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2]); - len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", - "LNA1 + LNA2", - as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2], - as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]); - len += snprintf(buf + len, size - len, "%-14s:%15d%15d\n", - "LNA1 - LNA2", - as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2], - as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]); + len += scnprintf(buf + len, size - len, "Packet Receive Cnt:\n"); + len += scnprintf(buf + len, size - len, "-------------------\n"); + + len += scnprintf(buf + len, size - len, "%30s%15s\n", + "MAIN", "ALT"); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "TOTAL COUNT", + as_main->recv_cnt, + as_alt->recv_cnt); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "LNA1", + as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1], + as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1]); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "LNA2", + as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2], + as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA2]); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "LNA1 + LNA2", + as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2], + as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "LNA1 - LNA2", + as_main->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2], + as_alt->lna_recv_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]); + + len += scnprintf(buf + len, size - len, "\nLNA Config Attempts:\n"); + len += scnprintf(buf + len, size - len, "--------------------\n"); + + len += scnprintf(buf + len, size - len, "%30s%15s\n", + "MAIN", "ALT"); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "LNA1", + as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1], + as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1]); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "LNA2", + as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2], + as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA2]); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "LNA1 + LNA2", + as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2], + as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_PLUS_LNA2]); + len += scnprintf(buf + len, size - len, "%-14s:%15d%15d\n", + "LNA1 - LNA2", + as_main->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2], + as_alt->lna_attempt_cnt[ATH_ANT_DIV_COMB_LNA1_MINUS_LNA2]); exit: if (len > size) @@ -385,21 +385,21 @@ static ssize_t read_file_dma(struct file *file, char __user *user_buf, (AR_MACMISC_MISC_OBS_BUS_1 << AR_MACMISC_MISC_OBS_BUS_MSB_S))); - len += snprintf(buf + len, DMA_BUF_LEN - len, - "Raw DMA Debug values:\n"); + len += scnprintf(buf + len, DMA_BUF_LEN - len, + "Raw DMA Debug values:\n"); for (i = 0; i < ATH9K_NUM_DMA_DEBUG_REGS; i++) { if (i % 4 == 0) - len += snprintf(buf + len, DMA_BUF_LEN - len, "\n"); + len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n"); val[i] = REG_READ_D(ah, AR_DMADBG_0 + (i * sizeof(u32))); - len += snprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ", - i, val[i]); + len += scnprintf(buf + len, DMA_BUF_LEN - len, "%d: %08x ", + i, val[i]); } - len += snprintf(buf + len, DMA_BUF_LEN - len, "\n\n"); - len += snprintf(buf + len, DMA_BUF_LEN - len, - "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); + len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n\n"); + len += scnprintf(buf + len, DMA_BUF_LEN - len, + "Num QCU: chain_st fsp_ok fsp_st DCU: chain_st\n"); for (i = 0; i < ATH9K_NUM_QUEUES; i++, qcuOffset += 4, dcuOffset += 5) { if (i == 8) { @@ -412,39 +412,39 @@ static ssize_t read_file_dma(struct file *file, char __user *user_buf, dcuBase++; } - len += snprintf(buf + len, DMA_BUF_LEN - len, - "%2d %2x %1x %2x %2x\n", - i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, - (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3), - val[2] & (0x7 << (i * 3)) >> (i * 3), - (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); + len += scnprintf(buf + len, DMA_BUF_LEN - len, + "%2d %2x %1x %2x %2x\n", + i, (*qcuBase & (0x7 << qcuOffset)) >> qcuOffset, + (*qcuBase & (0x8 << qcuOffset)) >> (qcuOffset + 3), + val[2] & (0x7 << (i * 3)) >> (i * 3), + (*dcuBase & (0x1f << dcuOffset)) >> dcuOffset); } - len += snprintf(buf + len, DMA_BUF_LEN - len, "\n"); + len += scnprintf(buf + len, DMA_BUF_LEN - len, "\n"); - len += snprintf(buf + len, DMA_BUF_LEN - len, + len += scnprintf(buf + len, DMA_BUF_LEN - len, "qcu_stitch state: %2x qcu_fetch state: %2x\n", (val[3] & 0x003c0000) >> 18, (val[3] & 0x03c00000) >> 22); - len += snprintf(buf + len, DMA_BUF_LEN - len, + len += scnprintf(buf + len, DMA_BUF_LEN - len, "qcu_complete state: %2x dcu_complete state: %2x\n", (val[3] & 0x1c000000) >> 26, (val[6] & 0x3)); - len += snprintf(buf + len, DMA_BUF_LEN - len, + len += scnprintf(buf + len, DMA_BUF_LEN - len, "dcu_arb state: %2x dcu_fp state: %2x\n", (val[5] & 0x06000000) >> 25, (val[5] & 0x38000000) >> 27); - len += snprintf(buf + len, DMA_BUF_LEN - len, + len += scnprintf(buf + len, DMA_BUF_LEN - len, "chan_idle_dur: %3d chan_idle_dur_valid: %1d\n", (val[6] & 0x000003fc) >> 2, (val[6] & 0x00000400) >> 10); - len += snprintf(buf + len, DMA_BUF_LEN - len, + len += scnprintf(buf + len, DMA_BUF_LEN - len, "txfifo_valid_0: %1d txfifo_valid_1: %1d\n", (val[6] & 0x00000800) >> 11, (val[6] & 0x00001000) >> 12); - len += snprintf(buf + len, DMA_BUF_LEN - len, + len += scnprintf(buf + len, DMA_BUF_LEN - len, "txfifo_dcu_num_0: %2d txfifo_dcu_num_1: %2d\n", (val[6] & 0x0001e000) >> 13, (val[6] & 0x001e0000) >> 17); - len += snprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n", - REG_READ_D(ah, AR_OBS_BUS_1)); - len += snprintf(buf + len, DMA_BUF_LEN - len, - "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR)); + len += scnprintf(buf + len, DMA_BUF_LEN - len, "pcu observe: 0x%x\n", + REG_READ_D(ah, AR_OBS_BUS_1)); + len += scnprintf(buf + len, DMA_BUF_LEN - len, + "AR_CR: 0x%x\n", REG_READ_D(ah, AR_CR)); ath9k_ps_restore(sc); @@ -530,9 +530,9 @@ static ssize_t read_file_interrupt(struct file *file, char __user *user_buf, #define PR_IS(a, s) \ do { \ - len += snprintf(buf + len, mxlen - len, \ - "%21s: %10u\n", a, \ - sc->debug.stats.istats.s); \ + len += scnprintf(buf + len, mxlen - len, \ + "%21s: %10u\n", a, \ + sc->debug.stats.istats.s); \ } while (0) if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_EDMA) { @@ -563,8 +563,8 @@ static ssize_t read_file_interrupt(struct file *file, char __user *user_buf, PR_IS("GENTIMER", gen_timer); PR_IS("TOTAL", total); - len += snprintf(buf + len, mxlen - len, - "SYNC_CAUSE stats:\n"); + len += scnprintf(buf + len, mxlen - len, + "SYNC_CAUSE stats:\n"); PR_IS("Sync-All", sync_cause_all); PR_IS("RTC-IRQ", sync_rtc_irq); @@ -655,16 +655,16 @@ static ssize_t print_queue(struct ath_softc *sc, struct ath_txq *txq, ath_txq_lock(sc, txq); - len += snprintf(buf + len, size - len, "%s: %d ", - "qnum", txq->axq_qnum); - len += snprintf(buf + len, size - len, "%s: %2d ", - "qdepth", txq->axq_depth); - len += snprintf(buf + len, size - len, "%s: %2d ", - "ampdu-depth", txq->axq_ampdu_depth); - len += snprintf(buf + len, size - len, "%s: %3d ", - "pending", txq->pending_frames); - len += snprintf(buf + len, size - len, "%s: %d\n", - "stopped", txq->stopped); + len += scnprintf(buf + len, size - len, "%s: %d ", + "qnum", txq->axq_qnum); + len += scnprintf(buf + len, size - len, "%s: %2d ", + "qdepth", txq->axq_depth); + len += scnprintf(buf + len, size - len, "%s: %2d ", + "ampdu-depth", txq->axq_ampdu_depth); + len += scnprintf(buf + len, size - len, "%s: %3d ", + "pending", txq->pending_frames); + len += scnprintf(buf + len, size - len, "%s: %d\n", + "stopped", txq->stopped); ath_txq_unlock(sc, txq); return len; @@ -687,11 +687,11 @@ static ssize_t read_file_queues(struct file *file, char __user *user_buf, for (i = 0; i < IEEE80211_NUM_ACS; i++) { txq = sc->tx.txq_map[i]; - len += snprintf(buf + len, size - len, "(%s): ", qname[i]); + len += scnprintf(buf + len, size - len, "(%s): ", qname[i]); len += print_queue(sc, txq, buf + len, size - len); } - len += snprintf(buf + len, size - len, "(CAB): "); + len += scnprintf(buf + len, size - len, "(CAB): "); len += print_queue(sc, sc->beacon.cabq, buf + len, size - len); if (len > size) @@ -716,80 +716,82 @@ static ssize_t read_file_misc(struct file *file, char __user *user_buf, unsigned int reg; u32 rxfilter; - len += snprintf(buf + len, sizeof(buf) - len, - "BSSID: %pM\n", common->curbssid); - len += snprintf(buf + len, sizeof(buf) - len, - "BSSID-MASK: %pM\n", common->bssidmask); - len += snprintf(buf + len, sizeof(buf) - len, - "OPMODE: %s\n", ath_opmode_to_string(sc->sc_ah->opmode)); + len += scnprintf(buf + len, sizeof(buf) - len, + "BSSID: %pM\n", common->curbssid); + len += scnprintf(buf + len, sizeof(buf) - len, + "BSSID-MASK: %pM\n", common->bssidmask); + len += scnprintf(buf + len, sizeof(buf) - len, + "OPMODE: %s\n", + ath_opmode_to_string(sc->sc_ah->opmode)); ath9k_ps_wakeup(sc); rxfilter = ath9k_hw_getrxfilter(sc->sc_ah); ath9k_ps_restore(sc); - len += snprintf(buf + len, sizeof(buf) - len, - "RXFILTER: 0x%x", rxfilter); + len += scnprintf(buf + len, sizeof(buf) - len, + "RXFILTER: 0x%x", rxfilter); if (rxfilter & ATH9K_RX_FILTER_UCAST) - len += snprintf(buf + len, sizeof(buf) - len, " UCAST"); + len += scnprintf(buf + len, sizeof(buf) - len, " UCAST"); if (rxfilter & ATH9K_RX_FILTER_MCAST) - len += snprintf(buf + len, sizeof(buf) - len, " MCAST"); + len += scnprintf(buf + len, sizeof(buf) - len, " MCAST"); if (rxfilter & ATH9K_RX_FILTER_BCAST) - len += snprintf(buf + len, sizeof(buf) - len, " BCAST"); + len += scnprintf(buf + len, sizeof(buf) - len, " BCAST"); if (rxfilter & ATH9K_RX_FILTER_CONTROL) - len += snprintf(buf + len, sizeof(buf) - len, " CONTROL"); + len += scnprintf(buf + len, sizeof(buf) - len, " CONTROL"); if (rxfilter & ATH9K_RX_FILTER_BEACON) - len += snprintf(buf + len, sizeof(buf) - len, " BEACON"); + len += scnprintf(buf + len, sizeof(buf) - len, " BEACON"); if (rxfilter & ATH9K_RX_FILTER_PROM) - len += snprintf(buf + len, sizeof(buf) - len, " PROM"); + len += scnprintf(buf + len, sizeof(buf) - len, " PROM"); if (rxfilter & ATH9K_RX_FILTER_PROBEREQ) - len += snprintf(buf + len, sizeof(buf) - len, " PROBEREQ"); + len += scnprintf(buf + len, sizeof(buf) - len, " PROBEREQ"); if (rxfilter & ATH9K_RX_FILTER_PHYERR) - len += snprintf(buf + len, sizeof(buf) - len, " PHYERR"); + len += scnprintf(buf + len, sizeof(buf) - len, " PHYERR"); if (rxfilter & ATH9K_RX_FILTER_MYBEACON) - len += snprintf(buf + len, sizeof(buf) - len, " MYBEACON"); + len += scnprintf(buf + len, sizeof(buf) - len, " MYBEACON"); if (rxfilter & ATH9K_RX_FILTER_COMP_BAR) - len += snprintf(buf + len, sizeof(buf) - len, " COMP_BAR"); + len += scnprintf(buf + len, sizeof(buf) - len, " COMP_BAR"); if (rxfilter & ATH9K_RX_FILTER_PSPOLL) - len += snprintf(buf + len, sizeof(buf) - len, " PSPOLL"); + len += scnprintf(buf + len, sizeof(buf) - len, " PSPOLL"); if (rxfilter & ATH9K_RX_FILTER_PHYRADAR) - len += snprintf(buf + len, sizeof(buf) - len, " PHYRADAR"); + len += scnprintf(buf + len, sizeof(buf) - len, " PHYRADAR"); if (rxfilter & ATH9K_RX_FILTER_MCAST_BCAST_ALL) - len += snprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL"); + len += scnprintf(buf + len, sizeof(buf) - len, " MCAST_BCAST_ALL"); if (rxfilter & ATH9K_RX_FILTER_CONTROL_WRAPPER) - len += snprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER"); + len += scnprintf(buf + len, sizeof(buf) - len, " CONTROL_WRAPPER"); - len += snprintf(buf + len, sizeof(buf) - len, "\n"); + len += scnprintf(buf + len, sizeof(buf) - len, "\n"); reg = sc->sc_ah->imask; - len += snprintf(buf + len, sizeof(buf) - len, "INTERRUPT-MASK: 0x%x", reg); + len += scnprintf(buf + len, sizeof(buf) - len, + "INTERRUPT-MASK: 0x%x", reg); if (reg & ATH9K_INT_SWBA) - len += snprintf(buf + len, sizeof(buf) - len, " SWBA"); + len += scnprintf(buf + len, sizeof(buf) - len, " SWBA"); if (reg & ATH9K_INT_BMISS) - len += snprintf(buf + len, sizeof(buf) - len, " BMISS"); + len += scnprintf(buf + len, sizeof(buf) - len, " BMISS"); if (reg & ATH9K_INT_CST) - len += snprintf(buf + len, sizeof(buf) - len, " CST"); + len += scnprintf(buf + len, sizeof(buf) - len, " CST"); if (reg & ATH9K_INT_RX) - len += snprintf(buf + len, sizeof(buf) - len, " RX"); + len += scnprintf(buf + len, sizeof(buf) - len, " RX"); if (reg & ATH9K_INT_RXHP) - len += snprintf(buf + len, sizeof(buf) - len, " RXHP"); + len += scnprintf(buf + len, sizeof(buf) - len, " RXHP"); if (reg & ATH9K_INT_RXLP) - len += snprintf(buf + len, sizeof(buf) - len, " RXLP"); + len += scnprintf(buf + len, sizeof(buf) - len, " RXLP"); if (reg & ATH9K_INT_BB_WATCHDOG) - len += snprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG"); + len += scnprintf(buf + len, sizeof(buf) - len, " BB_WATCHDOG"); - len += snprintf(buf + len, sizeof(buf) - len, "\n"); + len += scnprintf(buf + len, sizeof(buf) - len, "\n"); ath9k_calculate_iter_data(hw, NULL, &iter_data); - len += snprintf(buf + len, sizeof(buf) - len, - "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i" - " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n", - iter_data.naps, iter_data.nstations, iter_data.nmeshes, - iter_data.nwds, iter_data.nadhocs, - sc->nvifs, sc->nbcnvifs); + len += scnprintf(buf + len, sizeof(buf) - len, + "VIF-COUNTS: AP: %i STA: %i MESH: %i WDS: %i" + " ADHOC: %i TOTAL: %hi BEACON-VIF: %hi\n", + iter_data.naps, iter_data.nstations, iter_data.nmeshes, + iter_data.nwds, iter_data.nadhocs, + sc->nvifs, sc->nbcnvifs); if (len > sizeof(buf)) len = sizeof(buf); @@ -805,27 +807,27 @@ static ssize_t read_file_reset(struct file *file, char __user *user_buf, char buf[512]; unsigned int len = 0; - len += snprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "Baseband Hang", - sc->debug.stats.reset[RESET_TYPE_BB_HANG]); - len += snprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "Baseband Watchdog", - sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]); - len += snprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "Fatal HW Error", - sc->debug.stats.reset[RESET_TYPE_FATAL_INT]); - len += snprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "TX HW error", - sc->debug.stats.reset[RESET_TYPE_TX_ERROR]); - len += snprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "TX Path Hang", - sc->debug.stats.reset[RESET_TYPE_TX_HANG]); - len += snprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "PLL RX Hang", - sc->debug.stats.reset[RESET_TYPE_PLL_HANG]); - len += snprintf(buf + len, sizeof(buf) - len, - "%17s: %2d\n", "MCI Reset", - sc->debug.stats.reset[RESET_TYPE_MCI]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%17s: %2d\n", "Baseband Hang", + sc->debug.stats.reset[RESET_TYPE_BB_HANG]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%17s: %2d\n", "Baseband Watchdog", + sc->debug.stats.reset[RESET_TYPE_BB_WATCHDOG]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%17s: %2d\n", "Fatal HW Error", + sc->debug.stats.reset[RESET_TYPE_FATAL_INT]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%17s: %2d\n", "TX HW error", + sc->debug.stats.reset[RESET_TYPE_TX_ERROR]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%17s: %2d\n", "TX Path Hang", + sc->debug.stats.reset[RESET_TYPE_TX_HANG]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%17s: %2d\n", "PLL RX Hang", + sc->debug.stats.reset[RESET_TYPE_PLL_HANG]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%17s: %2d\n", "MCI Reset", + sc->debug.stats.reset[RESET_TYPE_MCI]); if (len > sizeof(buf)) len = sizeof(buf); @@ -902,14 +904,14 @@ static ssize_t read_file_recv(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { #define PHY_ERR(s, p) \ - len += snprintf(buf + len, size - len, "%22s : %10u\n", s, \ - sc->debug.stats.rxstats.phy_err_stats[p]); + len += scnprintf(buf + len, size - len, "%22s : %10u\n", s, \ + sc->debug.stats.rxstats.phy_err_stats[p]); #define RXS_ERR(s, e) \ do { \ - len += snprintf(buf + len, size - len, \ - "%22s : %10u\n", s, \ - sc->debug.stats.rxstats.e); \ + len += scnprintf(buf + len, size - len, \ + "%22s : %10u\n", s, \ + sc->debug.stats.rxstats.e);\ } while (0) struct ath_softc *sc = file->private_data; @@ -1439,22 +1441,22 @@ static ssize_t read_file_dump_nfcal(struct file *file, char __user *user_buf, if (!buf) return -ENOMEM; - len += snprintf(buf + len, size - len, - "Channel Noise Floor : %d\n", ah->noise); - len += snprintf(buf + len, size - len, - "Chain | privNF | # Readings | NF Readings\n"); + len += scnprintf(buf + len, size - len, + "Channel Noise Floor : %d\n", ah->noise); + len += scnprintf(buf + len, size - len, + "Chain | privNF | # Readings | NF Readings\n"); for (i = 0; i < NUM_NF_READINGS; i++) { if (!(chainmask & (1 << i)) || ((i >= AR5416_MAX_CHAINS) && !conf_is_ht40(conf))) continue; nread = AR_PHY_CCA_FILTERWINDOW_LENGTH - h[i].invalidNFcount; - len += snprintf(buf + len, size - len, " %d\t %d\t %d\t\t", - i, h[i].privNF, nread); + len += scnprintf(buf + len, size - len, " %d\t %d\t %d\t\t", + i, h[i].privNF, nread); for (j = 0; j < nread; j++) - len += snprintf(buf + len, size - len, - " %d", h[i].nfCalBuffer[j]); - len += snprintf(buf + len, size - len, "\n"); + len += scnprintf(buf + len, size - len, + " %d", h[i].nfCalBuffer[j]); + len += scnprintf(buf + len, size - len, "\n"); } if (len > size) @@ -1543,8 +1545,8 @@ static ssize_t read_file_btcoex(struct file *file, char __user *user_buf, return -ENOMEM; if (!sc->sc_ah->common.btcoex_enabled) { - len = snprintf(buf, size, "%s\n", - "BTCOEX is disabled"); + len = scnprintf(buf, size, "%s\n", + "BTCOEX is disabled"); goto exit; } @@ -1582,43 +1584,43 @@ static ssize_t read_file_node_stat(struct file *file, char __user *user_buf, return -ENOMEM; if (!an->sta->ht_cap.ht_supported) { - len = snprintf(buf, size, "%s\n", - "HT not supported"); + len = scnprintf(buf, size, "%s\n", + "HT not supported"); goto exit; } - len = snprintf(buf, size, "Max-AMPDU: %d\n", - an->maxampdu); - len += snprintf(buf + len, size - len, "MPDU Density: %d\n\n", - an->mpdudensity); + len = scnprintf(buf, size, "Max-AMPDU: %d\n", + an->maxampdu); + len += scnprintf(buf + len, size - len, "MPDU Density: %d\n\n", + an->mpdudensity); - len += snprintf(buf + len, size - len, - "%2s%7s\n", "AC", "SCHED"); + len += scnprintf(buf + len, size - len, + "%2s%7s\n", "AC", "SCHED"); for (acno = 0, ac = &an->ac[acno]; acno < IEEE80211_NUM_ACS; acno++, ac++) { txq = ac->txq; ath_txq_lock(sc, txq); - len += snprintf(buf + len, size - len, - "%2d%7d\n", - acno, ac->sched); + len += scnprintf(buf + len, size - len, + "%2d%7d\n", + acno, ac->sched); ath_txq_unlock(sc, txq); } - len += snprintf(buf + len, size - len, - "\n%3s%11s%10s%10s%10s%10s%9s%6s%8s\n", - "TID", "SEQ_START", "SEQ_NEXT", "BAW_SIZE", - "BAW_HEAD", "BAW_TAIL", "BAR_IDX", "SCHED", "PAUSED"); + len += scnprintf(buf + len, size - len, + "\n%3s%11s%10s%10s%10s%10s%9s%6s%8s\n", + "TID", "SEQ_START", "SEQ_NEXT", "BAW_SIZE", + "BAW_HEAD", "BAW_TAIL", "BAR_IDX", "SCHED", "PAUSED"); for (tidno = 0, tid = &an->tid[tidno]; tidno < IEEE80211_NUM_TIDS; tidno++, tid++) { txq = tid->ac->txq; ath_txq_lock(sc, txq); - len += snprintf(buf + len, size - len, - "%3d%11d%10d%10d%10d%10d%9d%6d%8d\n", - tid->tidno, tid->seq_start, tid->seq_next, - tid->baw_size, tid->baw_head, tid->baw_tail, - tid->bar_index, tid->sched, tid->paused); + len += scnprintf(buf + len, size - len, + "%3d%11d%10d%10d%10d%10d%9d%6d%8d\n", + tid->tidno, tid->seq_start, tid->seq_next, + tid->baw_size, tid->baw_head, tid->baw_tail, + tid->bar_index, tid->sched, tid->paused); ath_txq_unlock(sc, txq); } exit: diff --git a/drivers/net/wireless/ath/ath9k/debug.h b/drivers/net/wireless/ath/ath9k/debug.h index 6e1556fa2f3e..d6e3fa4299a4 100644 --- a/drivers/net/wireless/ath/ath9k/debug.h +++ b/drivers/net/wireless/ath/ath9k/debug.h @@ -193,12 +193,12 @@ struct ath_tx_stats { #define TXSTATS sc->debug.stats.txstats #define PR(str, elem) \ do { \ - len += snprintf(buf + len, size - len, \ - "%s%13u%11u%10u%10u\n", str, \ - TXSTATS[PR_QNUM(IEEE80211_AC_BE)].elem, \ - TXSTATS[PR_QNUM(IEEE80211_AC_BK)].elem, \ - TXSTATS[PR_QNUM(IEEE80211_AC_VI)].elem, \ - TXSTATS[PR_QNUM(IEEE80211_AC_VO)].elem); \ + len += scnprintf(buf + len, size - len, \ + "%s%13u%11u%10u%10u\n", str, \ + TXSTATS[PR_QNUM(IEEE80211_AC_BE)].elem,\ + TXSTATS[PR_QNUM(IEEE80211_AC_BK)].elem,\ + TXSTATS[PR_QNUM(IEEE80211_AC_VI)].elem,\ + TXSTATS[PR_QNUM(IEEE80211_AC_VO)].elem); \ } while(0) #define RX_STAT_INC(c) (sc->debug.stats.rxstats.c++) diff --git a/drivers/net/wireless/ath/ath9k/dfs_debug.c b/drivers/net/wireless/ath/ath9k/dfs_debug.c index 3c6e4138a95d..821599135d8a 100644 --- a/drivers/net/wireless/ath/ath9k/dfs_debug.c +++ b/drivers/net/wireless/ath/ath9k/dfs_debug.c @@ -25,11 +25,11 @@ struct ath_dfs_pool_stats global_dfs_pool_stats = { 0 }; #define ATH9K_DFS_STAT(s, p) \ - len += snprintf(buf + len, size - len, "%28s : %10u\n", s, \ - sc->debug.stats.dfs_stats.p); + len += scnprintf(buf + len, size - len, "%28s : %10u\n", s, \ + sc->debug.stats.dfs_stats.p); #define ATH9K_DFS_POOL_STAT(s, p) \ - len += snprintf(buf + len, size - len, "%28s : %10u\n", s, \ - global_dfs_pool_stats.p); + len += scnprintf(buf + len, size - len, "%28s : %10u\n", s, \ + global_dfs_pool_stats.p); static ssize_t read_file_dfs(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) @@ -44,12 +44,12 @@ static ssize_t read_file_dfs(struct file *file, char __user *user_buf, if (buf == NULL) return -ENOMEM; - len += snprintf(buf + len, size - len, "DFS support for " - "macVersion = 0x%x, macRev = 0x%x: %s\n", - hw_ver->macVersion, hw_ver->macRev, - (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_DFS) ? + len += scnprintf(buf + len, size - len, "DFS support for " + "macVersion = 0x%x, macRev = 0x%x: %s\n", + hw_ver->macVersion, hw_ver->macRev, + (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_DFS) ? "enabled" : "disabled"); - len += snprintf(buf + len, size - len, "Pulse detector statistics:\n"); + len += scnprintf(buf + len, size - len, "Pulse detector statistics:\n"); ATH9K_DFS_STAT("pulse events reported ", pulses_total); ATH9K_DFS_STAT("invalid pulse events ", pulses_no_dfs); ATH9K_DFS_STAT("DFS pulses detected ", pulses_detected); @@ -59,11 +59,12 @@ static ssize_t read_file_dfs(struct file *file, char __user *user_buf, ATH9K_DFS_STAT("Primary channel pulses ", pri_phy_errors); ATH9K_DFS_STAT("Secondary channel pulses", ext_phy_errors); ATH9K_DFS_STAT("Dual channel pulses ", dc_phy_errors); - len += snprintf(buf + len, size - len, "Radar detector statistics " - "(current DFS region: %d)\n", sc->dfs_detector->region); + len += scnprintf(buf + len, size - len, "Radar detector statistics " + "(current DFS region: %d)\n", + sc->dfs_detector->region); ATH9K_DFS_STAT("Pulse events processed ", pulses_processed); ATH9K_DFS_STAT("Radars detected ", radar_detected); - len += snprintf(buf + len, size - len, "Global Pool statistics:\n"); + len += scnprintf(buf + len, size - len, "Global Pool statistics:\n"); ATH9K_DFS_POOL_STAT("Pool references ", pool_reference); ATH9K_DFS_POOL_STAT("Pulses allocated ", pulse_allocated); ATH9K_DFS_POOL_STAT("Pulses alloc error ", pulse_alloc_error); diff --git a/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c b/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c index 5ba4b6fe37c0..c718fc379a10 100644 --- a/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c +++ b/drivers/net/wireless/ath/ath9k/dfs_pri_detector.c @@ -392,7 +392,7 @@ static struct pri_sequence *pri_detector_add_pulse(struct pri_detector *de, if (!pseq_handler_create_sequences(de, ts, max_updated_seq)) { pri_detector_reset(de, ts); - return false; + return NULL; } ps = pseq_handler_check_detection(de); diff --git a/drivers/net/wireless/ath/ath9k/eeprom_4k.c b/drivers/net/wireless/ath/ath9k/eeprom_4k.c index 9ea8e4b779c9..b4091716e9b3 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom_4k.c +++ b/drivers/net/wireless/ath/ath9k/eeprom_4k.c @@ -129,10 +129,10 @@ static u32 ath9k_hw_4k_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, struct base_eep_header_4k *pBase = &eep->baseEepHeader; if (!dump_base_hdr) { - len += snprintf(buf + len, size - len, - "%20s :\n", "2GHz modal Header"); + len += scnprintf(buf + len, size - len, + "%20s :\n", "2GHz modal Header"); len = ath9k_dump_4k_modal_eeprom(buf, len, size, - &eep->modalHeader); + &eep->modalHeader); goto out; } @@ -160,8 +160,8 @@ static u32 ath9k_hw_4k_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, PR_EEP("Cal Bin Build", (pBase->binBuildNumber >> 8) & 0xFF); PR_EEP("TX Gain type", pBase->txGainType); - len += snprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", - pBase->macAddr); + len += scnprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", + pBase->macAddr); out: if (len > size) diff --git a/drivers/net/wireless/ath/ath9k/eeprom_9287.c b/drivers/net/wireless/ath/ath9k/eeprom_9287.c index 3ae1f3df0637..e1d0c217c104 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom_9287.c +++ b/drivers/net/wireless/ath/ath9k/eeprom_9287.c @@ -125,8 +125,8 @@ static u32 ath9k_hw_ar9287_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, struct base_eep_ar9287_header *pBase = &eep->baseEepHeader; if (!dump_base_hdr) { - len += snprintf(buf + len, size - len, - "%20s :\n", "2GHz modal Header"); + len += scnprintf(buf + len, size - len, + "%20s :\n", "2GHz modal Header"); len = ar9287_dump_modal_eeprom(buf, len, size, &eep->modalHeader); goto out; @@ -157,8 +157,8 @@ static u32 ath9k_hw_ar9287_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, PR_EEP("Power Table Offset", pBase->pwrTableOffset); PR_EEP("OpenLoop Power Ctrl", pBase->openLoopPwrCntl); - len += snprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", - pBase->macAddr); + len += scnprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", + pBase->macAddr); out: if (len > size) diff --git a/drivers/net/wireless/ath/ath9k/eeprom_def.c b/drivers/net/wireless/ath/ath9k/eeprom_def.c index 1c25368b3836..39107e31e79a 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom_def.c +++ b/drivers/net/wireless/ath/ath9k/eeprom_def.c @@ -205,12 +205,12 @@ static u32 ath9k_hw_def_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, struct base_eep_header *pBase = &eep->baseEepHeader; if (!dump_base_hdr) { - len += snprintf(buf + len, size - len, - "%20s :\n", "2GHz modal Header"); + len += scnprintf(buf + len, size - len, + "%20s :\n", "2GHz modal Header"); len = ath9k_def_dump_modal_eeprom(buf, len, size, &eep->modalHeader[0]); - len += snprintf(buf + len, size - len, - "%20s :\n", "5GHz modal Header"); + len += scnprintf(buf + len, size - len, + "%20s :\n", "5GHz modal Header"); len = ath9k_def_dump_modal_eeprom(buf, len, size, &eep->modalHeader[1]); goto out; @@ -240,8 +240,8 @@ static u32 ath9k_hw_def_dump_eeprom(struct ath_hw *ah, bool dump_base_hdr, PR_EEP("Cal Bin Build", (pBase->binBuildNumber >> 8) & 0xFF); PR_EEP("OpenLoop Power Ctrl", pBase->openLoopPwrCntl); - len += snprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", - pBase->macAddr); + len += scnprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", + pBase->macAddr); out: if (len > size) diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c index 4b412aaf4f36..c34f21241da9 100644 --- a/drivers/net/wireless/ath/ath9k/gpio.c +++ b/drivers/net/wireless/ath/ath9k/gpio.c @@ -522,22 +522,22 @@ static int ath9k_dump_mci_btcoex(struct ath_softc *sc, u8 *buf, u32 size) ATH_DUMP_BTCOEX("Concurrent Tx", btcoex_hw->mci.concur_tx); ATH_DUMP_BTCOEX("Concurrent RSSI cnt", btcoex->rssi_count); - len += snprintf(buf + len, size - len, "BT Weights: "); + len += scnprintf(buf + len, size - len, "BT Weights: "); for (i = 0; i < AR9300_NUM_BT_WEIGHTS; i++) - len += snprintf(buf + len, size - len, "%08x ", - btcoex_hw->bt_weight[i]); - len += snprintf(buf + len, size - len, "\n"); - len += snprintf(buf + len, size - len, "WLAN Weights: "); + len += scnprintf(buf + len, size - len, "%08x ", + btcoex_hw->bt_weight[i]); + len += scnprintf(buf + len, size - len, "\n"); + len += scnprintf(buf + len, size - len, "WLAN Weights: "); for (i = 0; i < AR9300_NUM_BT_WEIGHTS; i++) - len += snprintf(buf + len, size - len, "%08x ", - btcoex_hw->wlan_weight[i]); - len += snprintf(buf + len, size - len, "\n"); - len += snprintf(buf + len, size - len, "Tx Priorities: "); + len += scnprintf(buf + len, size - len, "%08x ", + btcoex_hw->wlan_weight[i]); + len += scnprintf(buf + len, size - len, "\n"); + len += scnprintf(buf + len, size - len, "Tx Priorities: "); for (i = 0; i < ATH_BTCOEX_STOMP_MAX; i++) - len += snprintf(buf + len, size - len, "%08x ", + len += scnprintf(buf + len, size - len, "%08x ", btcoex_hw->tx_prio[i]); - len += snprintf(buf + len, size - len, "\n"); + len += scnprintf(buf + len, size - len, "\n"); return len; } diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c index c1b45e2f8481..fb071ee4fcfb 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c @@ -37,29 +37,29 @@ static ssize_t read_file_tgt_int_stats(struct file *file, char __user *user_buf, ath9k_htc_ps_restore(priv); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "RX", - be32_to_cpu(cmd_rsp.rx)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "RX", + be32_to_cpu(cmd_rsp.rx)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "RXORN", - be32_to_cpu(cmd_rsp.rxorn)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "RXORN", + be32_to_cpu(cmd_rsp.rxorn)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "RXEOL", - be32_to_cpu(cmd_rsp.rxeol)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "RXEOL", + be32_to_cpu(cmd_rsp.rxeol)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "TXURN", - be32_to_cpu(cmd_rsp.txurn)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "TXURN", + be32_to_cpu(cmd_rsp.txurn)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "TXTO", - be32_to_cpu(cmd_rsp.txto)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "TXTO", + be32_to_cpu(cmd_rsp.txto)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "CST", - be32_to_cpu(cmd_rsp.cst)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "CST", + be32_to_cpu(cmd_rsp.cst)); if (len > sizeof(buf)) len = sizeof(buf); @@ -95,41 +95,41 @@ static ssize_t read_file_tgt_tx_stats(struct file *file, char __user *user_buf, ath9k_htc_ps_restore(priv); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "Xretries", - be32_to_cpu(cmd_rsp.xretries)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "Xretries", + be32_to_cpu(cmd_rsp.xretries)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "FifoErr", - be32_to_cpu(cmd_rsp.fifoerr)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "FifoErr", + be32_to_cpu(cmd_rsp.fifoerr)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "Filtered", - be32_to_cpu(cmd_rsp.filtered)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "Filtered", + be32_to_cpu(cmd_rsp.filtered)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "TimerExp", - be32_to_cpu(cmd_rsp.timer_exp)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "TimerExp", + be32_to_cpu(cmd_rsp.timer_exp)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "ShortRetries", - be32_to_cpu(cmd_rsp.shortretries)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "ShortRetries", + be32_to_cpu(cmd_rsp.shortretries)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "LongRetries", - be32_to_cpu(cmd_rsp.longretries)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "LongRetries", + be32_to_cpu(cmd_rsp.longretries)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "QueueNull", - be32_to_cpu(cmd_rsp.qnull)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "QueueNull", + be32_to_cpu(cmd_rsp.qnull)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "EncapFail", - be32_to_cpu(cmd_rsp.encap_fail)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "EncapFail", + be32_to_cpu(cmd_rsp.encap_fail)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "NoBuf", - be32_to_cpu(cmd_rsp.nobuf)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "NoBuf", + be32_to_cpu(cmd_rsp.nobuf)); if (len > sizeof(buf)) len = sizeof(buf); @@ -165,17 +165,17 @@ static ssize_t read_file_tgt_rx_stats(struct file *file, char __user *user_buf, ath9k_htc_ps_restore(priv); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "NoBuf", - be32_to_cpu(cmd_rsp.nobuf)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "NoBuf", + be32_to_cpu(cmd_rsp.nobuf)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "HostSend", - be32_to_cpu(cmd_rsp.host_send)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "HostSend", + be32_to_cpu(cmd_rsp.host_send)); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "HostDone", - be32_to_cpu(cmd_rsp.host_done)); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "HostDone", + be32_to_cpu(cmd_rsp.host_done)); if (len > sizeof(buf)) len = sizeof(buf); @@ -197,37 +197,37 @@ static ssize_t read_file_xmit(struct file *file, char __user *user_buf, char buf[512]; unsigned int len = 0; - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "Buffers queued", - priv->debug.tx_stats.buf_queued); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "Buffers completed", - priv->debug.tx_stats.buf_completed); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "SKBs queued", - priv->debug.tx_stats.skb_queued); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "SKBs success", - priv->debug.tx_stats.skb_success); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "SKBs failed", - priv->debug.tx_stats.skb_failed); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "CAB queued", - priv->debug.tx_stats.cab_queued); - - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "BE queued", - priv->debug.tx_stats.queue_stats[IEEE80211_AC_BE]); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "BK queued", - priv->debug.tx_stats.queue_stats[IEEE80211_AC_BK]); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "VI queued", - priv->debug.tx_stats.queue_stats[IEEE80211_AC_VI]); - len += snprintf(buf + len, sizeof(buf) - len, - "%20s : %10u\n", "VO queued", - priv->debug.tx_stats.queue_stats[IEEE80211_AC_VO]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "Buffers queued", + priv->debug.tx_stats.buf_queued); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "Buffers completed", + priv->debug.tx_stats.buf_completed); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "SKBs queued", + priv->debug.tx_stats.skb_queued); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "SKBs success", + priv->debug.tx_stats.skb_success); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "SKBs failed", + priv->debug.tx_stats.skb_failed); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "CAB queued", + priv->debug.tx_stats.cab_queued); + + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "BE queued", + priv->debug.tx_stats.queue_stats[IEEE80211_AC_BE]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "BK queued", + priv->debug.tx_stats.queue_stats[IEEE80211_AC_BK]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "VI queued", + priv->debug.tx_stats.queue_stats[IEEE80211_AC_VI]); + len += scnprintf(buf + len, sizeof(buf) - len, + "%20s : %10u\n", "VO queued", + priv->debug.tx_stats.queue_stats[IEEE80211_AC_VO]); if (len > sizeof(buf)) len = sizeof(buf); @@ -273,8 +273,8 @@ static ssize_t read_file_recv(struct file *file, char __user *user_buf, size_t count, loff_t *ppos) { #define PHY_ERR(s, p) \ - len += snprintf(buf + len, size - len, "%20s : %10u\n", s, \ - priv->debug.rx_stats.err_phy_stats[p]); + len += scnprintf(buf + len, size - len, "%20s : %10u\n", s, \ + priv->debug.rx_stats.err_phy_stats[p]); struct ath9k_htc_priv *priv = file->private_data; char *buf; @@ -285,37 +285,37 @@ static ssize_t read_file_recv(struct file *file, char __user *user_buf, if (buf == NULL) return -ENOMEM; - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "SKBs allocated", - priv->debug.rx_stats.skb_allocated); - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "SKBs completed", - priv->debug.rx_stats.skb_completed); - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "SKBs Dropped", - priv->debug.rx_stats.skb_dropped); - - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "CRC ERR", - priv->debug.rx_stats.err_crc); - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "DECRYPT CRC ERR", - priv->debug.rx_stats.err_decrypt_crc); - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "MIC ERR", - priv->debug.rx_stats.err_mic); - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "PRE-DELIM CRC ERR", - priv->debug.rx_stats.err_pre_delim); - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "POST-DELIM CRC ERR", - priv->debug.rx_stats.err_post_delim); - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "DECRYPT BUSY ERR", - priv->debug.rx_stats.err_decrypt_busy); - len += snprintf(buf + len, size - len, - "%20s : %10u\n", "TOTAL PHY ERR", - priv->debug.rx_stats.err_phy); + len += scnprintf(buf + len, size - len, + "%20s : %10u\n", "SKBs allocated", + priv->debug.rx_stats.skb_allocated); + len += scnprintf(buf + len, size - len, + "%20s : %10u\n", "SKBs completed", + priv->debug.rx_stats.skb_completed); + len += scnprintf(buf + len, size - len, + "%20s : %10u\n", "SKBs Dropped", + priv->debug.rx_stats.skb_dropped); + + len += scnprintf(buf + len, size - len, + "%20s : %10u\n", "CRC ERR", + priv->debug.rx_stats.err_crc); + len += scnprintf(buf + len, size - len, + "%20s : %10u\n", "DECRYPT CRC ERR", + priv->debug.rx_stats.err_decrypt_crc); + len += scnprintf(buf + len, size - len, + "%20s : %10u\n", "MIC ERR", + priv->debug.rx_stats.err_mic); + len += scnprintf(buf + len, size - len, + "%20s : %10u\n", "PRE-DELIM CRC ERR", + priv->debug.rx_stats.err_pre_delim); + len += scnprintf(buf + len, size - len, + "%20s : %10u\n", "POST-DELIM CRC ERR", + priv->debug.rx_stats.err_post_delim); + len += scnprintf(buf + len, size - len, + "%20s : %10u\n", "DECRYPT BUSY ERR", + priv->debug.rx_stats.err_decrypt_busy); + len += scnprintf(buf + len, size - len, + "%20s : %10u\n", "TOTAL PHY ERR", + priv->debug.rx_stats.err_phy); PHY_ERR("UNDERRUN", ATH9K_PHYERR_UNDERRUN); @@ -372,16 +372,16 @@ static ssize_t read_file_slot(struct file *file, char __user *user_buf, spin_lock_bh(&priv->tx.tx_lock); - len += snprintf(buf + len, sizeof(buf) - len, "TX slot bitmap : "); + len += scnprintf(buf + len, sizeof(buf) - len, "TX slot bitmap : "); len += bitmap_scnprintf(buf + len, sizeof(buf) - len, priv->tx.tx_slot, MAX_TX_BUF_NUM); - len += snprintf(buf + len, sizeof(buf) - len, "\n"); + len += scnprintf(buf + len, sizeof(buf) - len, "\n"); - len += snprintf(buf + len, sizeof(buf) - len, - "Used slots : %d\n", - bitmap_weight(priv->tx.tx_slot, MAX_TX_BUF_NUM)); + len += scnprintf(buf + len, sizeof(buf) - len, + "Used slots : %d\n", + bitmap_weight(priv->tx.tx_slot, MAX_TX_BUF_NUM)); spin_unlock_bh(&priv->tx.tx_lock); @@ -405,30 +405,30 @@ static ssize_t read_file_queue(struct file *file, char __user *user_buf, char buf[512]; unsigned int len = 0; - len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", - "Mgmt endpoint", skb_queue_len(&priv->tx.mgmt_ep_queue)); + len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", + "Mgmt endpoint", skb_queue_len(&priv->tx.mgmt_ep_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", - "Cab endpoint", skb_queue_len(&priv->tx.cab_ep_queue)); + len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", + "Cab endpoint", skb_queue_len(&priv->tx.cab_ep_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", - "Data BE endpoint", skb_queue_len(&priv->tx.data_be_queue)); + len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", + "Data BE endpoint", skb_queue_len(&priv->tx.data_be_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", - "Data BK endpoint", skb_queue_len(&priv->tx.data_bk_queue)); + len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", + "Data BK endpoint", skb_queue_len(&priv->tx.data_bk_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", - "Data VI endpoint", skb_queue_len(&priv->tx.data_vi_queue)); + len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", + "Data VI endpoint", skb_queue_len(&priv->tx.data_vi_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", - "Data VO endpoint", skb_queue_len(&priv->tx.data_vo_queue)); + len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", + "Data VO endpoint", skb_queue_len(&priv->tx.data_vo_queue)); - len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", - "Failed queue", skb_queue_len(&priv->tx.tx_failed)); + len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", + "Failed queue", skb_queue_len(&priv->tx.tx_failed)); spin_lock_bh(&priv->tx.tx_lock); - len += snprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", - "Queued count", priv->tx.queued_cnt); + len += scnprintf(buf + len, sizeof(buf) - len, "%20s : %10u\n", + "Queued count", priv->tx.queued_cnt); spin_unlock_bh(&priv->tx.tx_lock); if (len > sizeof(buf)) @@ -507,70 +507,70 @@ static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf, if (buf == NULL) return -ENOMEM; - len += snprintf(buf + len, size - len, - "%20s : %10d\n", "Major Version", - pBase->version >> 12); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", "Minor Version", - pBase->version & 0xFFF); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", "Checksum", - pBase->checksum); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", "Length", - pBase->length); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", "RegDomain1", - pBase->regDmn[0]); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", "RegDomain2", - pBase->regDmn[1]); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "TX Mask", pBase->txMask); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "RX Mask", pBase->rxMask); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Allow 5GHz", - !!(pBase->opCapFlags & AR5416_OPFLAGS_11A)); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Allow 2GHz", - !!(pBase->opCapFlags & AR5416_OPFLAGS_11G)); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Disable 2GHz HT20", - !!(pBase->opCapFlags & AR5416_OPFLAGS_N_2G_HT20)); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Disable 2GHz HT40", - !!(pBase->opCapFlags & AR5416_OPFLAGS_N_2G_HT40)); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Disable 5Ghz HT20", - !!(pBase->opCapFlags & AR5416_OPFLAGS_N_5G_HT20)); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Disable 5Ghz HT40", - !!(pBase->opCapFlags & AR5416_OPFLAGS_N_5G_HT40)); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Big Endian", - !!(pBase->eepMisc & 0x01)); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Cal Bin Major Ver", - (pBase->binBuildNumber >> 24) & 0xFF); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Cal Bin Minor Ver", - (pBase->binBuildNumber >> 16) & 0xFF); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "Cal Bin Build", - (pBase->binBuildNumber >> 8) & 0xFF); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", "Major Version", + pBase->version >> 12); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", "Minor Version", + pBase->version & 0xFFF); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", "Checksum", + pBase->checksum); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", "Length", + pBase->length); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", "RegDomain1", + pBase->regDmn[0]); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", "RegDomain2", + pBase->regDmn[1]); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", + "TX Mask", pBase->txMask); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", + "RX Mask", pBase->rxMask); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", + "Allow 5GHz", + !!(pBase->opCapFlags & AR5416_OPFLAGS_11A)); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", + "Allow 2GHz", + !!(pBase->opCapFlags & AR5416_OPFLAGS_11G)); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", + "Disable 2GHz HT20", + !!(pBase->opCapFlags & AR5416_OPFLAGS_N_2G_HT20)); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", + "Disable 2GHz HT40", + !!(pBase->opCapFlags & AR5416_OPFLAGS_N_2G_HT40)); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", + "Disable 5Ghz HT20", + !!(pBase->opCapFlags & AR5416_OPFLAGS_N_5G_HT20)); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", + "Disable 5Ghz HT40", + !!(pBase->opCapFlags & AR5416_OPFLAGS_N_5G_HT40)); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", + "Big Endian", + !!(pBase->eepMisc & 0x01)); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", + "Cal Bin Major Ver", + (pBase->binBuildNumber >> 24) & 0xFF); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", + "Cal Bin Minor Ver", + (pBase->binBuildNumber >> 16) & 0xFF); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", + "Cal Bin Build", + (pBase->binBuildNumber >> 8) & 0xFF); /* * UB91 specific data. @@ -579,10 +579,10 @@ static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf, struct base_eep_header_4k *pBase4k = &priv->ah->eeprom.map4k.baseEepHeader; - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "TX Gain type", - pBase4k->txGainType); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", + "TX Gain type", + pBase4k->txGainType); } /* @@ -592,19 +592,19 @@ static ssize_t read_file_base_eeprom(struct file *file, char __user *user_buf, struct base_eep_ar9287_header *pBase9287 = &priv->ah->eeprom.map9287.baseEepHeader; - len += snprintf(buf + len, size - len, - "%20s : %10ddB\n", - "Power Table Offset", - pBase9287->pwrTableOffset); + len += scnprintf(buf + len, size - len, + "%20s : %10ddB\n", + "Power Table Offset", + pBase9287->pwrTableOffset); - len += snprintf(buf + len, size - len, - "%20s : %10d\n", - "OpenLoop Power Ctrl", - pBase9287->openLoopPwrCntl); + len += scnprintf(buf + len, size - len, + "%20s : %10d\n", + "OpenLoop Power Ctrl", + pBase9287->openLoopPwrCntl); } - len += snprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", - pBase->macAddr); + len += scnprintf(buf + len, size - len, "%20s : %pM\n", "MacAddress", + pBase->macAddr); if (len > size) len = size; @@ -627,8 +627,8 @@ static ssize_t read_4k_modal_eeprom(struct file *file, { #define PR_EEP(_s, _val) \ do { \ - len += snprintf(buf + len, size - len, "%20s : %10d\n", \ - _s, (_val)); \ + len += scnprintf(buf + len, size - len, "%20s : %10d\n",\ + _s, (_val)); \ } while (0) struct ath9k_htc_priv *priv = file->private_data; @@ -708,12 +708,12 @@ static ssize_t read_def_modal_eeprom(struct file *file, do { \ if (pBase->opCapFlags & AR5416_OPFLAGS_11G) { \ pModal = &priv->ah->eeprom.def.modalHeader[1]; \ - len += snprintf(buf + len, size - len, "%20s : %8d%7s", \ - _s, (_val), "|"); \ + len += scnprintf(buf + len, size - len, "%20s : %8d%7s", \ + _s, (_val), "|"); \ } \ if (pBase->opCapFlags & AR5416_OPFLAGS_11A) { \ pModal = &priv->ah->eeprom.def.modalHeader[0]; \ - len += snprintf(buf + len, size - len, "%9d\n", \ + len += scnprintf(buf + len, size - len, "%9d\n",\ (_val)); \ } \ } while (0) @@ -729,10 +729,10 @@ static ssize_t read_def_modal_eeprom(struct file *file, if (buf == NULL) return -ENOMEM; - len += snprintf(buf + len, size - len, - "%31s %15s\n", "2G", "5G"); - len += snprintf(buf + len, size - len, - "%32s %16s\n", "====", "====\n"); + len += scnprintf(buf + len, size - len, + "%31s %15s\n", "2G", "5G"); + len += scnprintf(buf + len, size - len, + "%32s %16s\n", "====", "====\n"); PR_EEP("Chain0 Ant. Control", pModal->antCtrlChain[0]); PR_EEP("Chain1 Ant. Control", pModal->antCtrlChain[1]); @@ -814,8 +814,8 @@ static ssize_t read_9287_modal_eeprom(struct file *file, { #define PR_EEP(_s, _val) \ do { \ - len += snprintf(buf + len, size - len, "%20s : %10d\n", \ - _s, (_val)); \ + len += scnprintf(buf + len, size - len, "%20s : %10d\n",\ + _s, (_val)); \ } while (0) struct ath9k_htc_priv *priv = file->private_data; diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index ecc6ec4a1edb..f11e8389a9be 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -549,6 +549,18 @@ static int ath9k_hw_post_init(struct ath_hw *ah) ath9k_hw_ani_init(ah); + /* + * EEPROM needs to be initialized before we do this. + * This is required for regulatory compliance. + */ + if (AR_SREV_9462(ah) || AR_SREV_9565(ah)) { + u16 regdmn = ah->eep_ops->get_eeprom(ah, EEP_REG_0); + if ((regdmn & 0xF0) == CTL_FCC) { + ah->nf_2g.max = AR_PHY_CCA_MAX_GOOD_VAL_9462_FCC_2GHZ; + ah->nf_5g.max = AR_PHY_CCA_MAX_GOOD_VAL_9462_FCC_5GHZ; + } + } + return 0; } @@ -1644,6 +1656,19 @@ hang_check_iter: return true; } +void ath9k_hw_check_nav(struct ath_hw *ah) +{ + struct ath_common *common = ath9k_hw_common(ah); + u32 val; + + val = REG_READ(ah, AR_NAV); + if (val != 0xdeadbeef && val > 0x7fff) { + ath_dbg(common, BSTUCK, "Abnormal NAV: 0x%x\n", val); + REG_WRITE(ah, AR_NAV, 0); + } +} +EXPORT_SYMBOL(ath9k_hw_check_nav); + bool ath9k_hw_check_alive(struct ath_hw *ah) { int count = 50; @@ -1822,9 +1847,9 @@ static int ath9k_hw_do_fastcc(struct ath_hw *ah, struct ath9k_channel *chan) * re-using are present. */ if (AR_SREV_9462(ah) && (ah->caldata && - (!ah->caldata->done_txiqcal_once || - !ah->caldata->done_txclcal_once || - !ah->caldata->rtt_done))) + (!test_bit(TXIQCAL_DONE, &ah->caldata->cal_flags) || + !test_bit(TXCLCAL_DONE, &ah->caldata->cal_flags) || + !test_bit(RTT_DONE, &ah->caldata->cal_flags)))) goto fail; ath_dbg(common, RESET, "FastChannelChange for %d -> %d\n", @@ -1880,7 +1905,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, memset(caldata, 0, sizeof(*caldata)); ath9k_init_nfcal_hist_buffer(ah, chan); } else if (caldata) { - caldata->paprd_packet_sent = false; + clear_bit(PAPRD_PACKET_SENT, &caldata->cal_flags); } ah->noise = ath9k_hw_getchan_noise(ah, chan); @@ -2017,8 +2042,8 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, ath9k_hw_init_bb(ah, chan); if (caldata) { - caldata->done_txiqcal_once = false; - caldata->done_txclcal_once = false; + clear_bit(TXIQCAL_DONE, &caldata->cal_flags); + clear_bit(TXCLCAL_DONE, &caldata->cal_flags); } if (!ath9k_hw_init_cal(ah, chan)) return -EIO; @@ -3240,19 +3265,19 @@ void ath9k_hw_name(struct ath_hw *ah, char *hw_name, size_t len) /* chipsets >= AR9280 are single-chip */ if (AR_SREV_9280_20_OR_LATER(ah)) { - used = snprintf(hw_name, len, - "Atheros AR%s Rev:%x", - ath9k_hw_mac_bb_name(ah->hw_version.macVersion), - ah->hw_version.macRev); + used = scnprintf(hw_name, len, + "Atheros AR%s Rev:%x", + ath9k_hw_mac_bb_name(ah->hw_version.macVersion), + ah->hw_version.macRev); } else { - used = snprintf(hw_name, len, - "Atheros AR%s MAC/BB Rev:%x AR%s RF Rev:%x", - ath9k_hw_mac_bb_name(ah->hw_version.macVersion), - ah->hw_version.macRev, - ath9k_hw_rf_name((ah->hw_version.analog5GhzRev & - AR_RADIO_SREV_MAJOR)), - ah->hw_version.phyRev); + used = scnprintf(hw_name, len, + "Atheros AR%s MAC/BB Rev:%x AR%s RF Rev:%x", + ath9k_hw_mac_bb_name(ah->hw_version.macVersion), + ah->hw_version.macRev, + ath9k_hw_rf_name((ah->hw_version.analog5GhzRev + & AR_RADIO_SREV_MAJOR)), + ah->hw_version.phyRev); } hw_name[used] = '\0'; diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index 69a907b55a73..2babf931b459 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -98,8 +98,8 @@ #define PR_EEP(_s, _val) \ do { \ - len += snprintf(buf + len, size - len, "%20s : %10d\n", \ - _s, (_val)); \ + len += scnprintf(buf + len, size - len, "%20s : %10d\n",\ + _s, (_val)); \ } while (0) #define SM(_v, _f) (((_v) << _f##_S) & _f) @@ -404,20 +404,26 @@ enum ath9k_int { #define MAX_CL_TAB_ENTRY 16 #define CL_TAB_ENTRY(reg_base) (reg_base + (4 * j)) +enum ath9k_cal_flags { + RTT_DONE, + PAPRD_PACKET_SENT, + PAPRD_DONE, + NFCAL_PENDING, + NFCAL_INTF, + TXIQCAL_DONE, + TXCLCAL_DONE, + SW_PKDET_DONE, +}; + struct ath9k_hw_cal_data { u16 channel; u32 channelFlags; u32 chanmode; + unsigned long cal_flags; int32_t CalValid; int8_t iCoff; int8_t qCoff; - bool rtt_done; - bool paprd_packet_sent; - bool paprd_done; - bool nfcal_pending; - bool nfcal_interference; - bool done_txiqcal_once; - bool done_txclcal_once; + u8 caldac[2]; u16 small_signal_gain[AR9300_MAX_CHAINS]; u32 pa_table[AR9300_MAX_CHAINS][PAPRD_TABLE_SZ]; u32 num_measures[AR9300_MAX_CHAINS]; @@ -558,6 +564,7 @@ struct ath_hw_antcomb_conf { u8 main_gaintb; u8 alt_gaintb; int lna1_lna2_delta; + int lna1_lna2_switch_delta; u8 div_group; }; @@ -1030,6 +1037,7 @@ void ath9k_hw_set11nmac2040(struct ath_hw *ah); void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period); void ath9k_hw_set_sta_beacon_timers(struct ath_hw *ah, const struct ath9k_beacon_state *bs); +void ath9k_hw_check_nav(struct ath_hw *ah); bool ath9k_hw_check_alive(struct ath_hw *ah); bool ath9k_hw_setpower(struct ath_hw *ah, enum ath9k_power_mode mode); diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index 9a1f349f9260..e3d11c41a145 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -547,6 +547,26 @@ static void ath9k_init_platform(struct ath_softc *sc) if (sc->driver_data & ATH9K_PCI_CUS217) ath_info(common, "CUS217 card detected\n"); + if (sc->driver_data & ATH9K_PCI_CUS252) + ath_info(common, "CUS252 card detected\n"); + + if (sc->driver_data & ATH9K_PCI_AR9565_1ANT) + ath_info(common, "WB335 1-ANT card detected\n"); + + if (sc->driver_data & ATH9K_PCI_AR9565_2ANT) + ath_info(common, "WB335 2-ANT card detected\n"); + + /* + * Some WB335 cards do not support antenna diversity. Since + * we use a hardcoded value for AR9565 instead of using the + * EEPROM/OTP data, remove the combining feature from + * the HW capabilities bitmap. + */ + if (sc->driver_data & (ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_AR9565_2ANT)) { + if (!(sc->driver_data & ATH9K_PCI_BT_ANT_DIV)) + pCap->hw_caps &= ~ATH9K_HW_CAP_ANT_DIV_COMB; + } + if (sc->driver_data & ATH9K_PCI_BT_ANT_DIV) { pCap->hw_caps |= ATH9K_HW_CAP_BT_ANT_DIV; ath_info(common, "Set BT/WLAN RX diversity capability\n"); diff --git a/drivers/net/wireless/ath/ath9k/link.c b/drivers/net/wireless/ath/ath9k/link.c index 2f831db396ac..84a60644f93a 100644 --- a/drivers/net/wireless/ath/ath9k/link.c +++ b/drivers/net/wireless/ath/ath9k/link.c @@ -184,7 +184,7 @@ static void ath_paprd_activate(struct ath_softc *sc) struct ath9k_hw_cal_data *caldata = ah->caldata; int chain; - if (!caldata || !caldata->paprd_done) { + if (!caldata || !test_bit(PAPRD_DONE, &caldata->cal_flags)) { ath_dbg(common, CALIBRATE, "Failed to activate PAPRD\n"); return; } @@ -256,7 +256,9 @@ void ath_paprd_calibrate(struct work_struct *work) int len = 1800; int ret; - if (!caldata || !caldata->paprd_packet_sent || caldata->paprd_done) { + if (!caldata || + !test_bit(PAPRD_PACKET_SENT, &caldata->cal_flags) || + test_bit(PAPRD_DONE, &caldata->cal_flags)) { ath_dbg(common, CALIBRATE, "Skipping PAPRD calibration\n"); return; } @@ -316,7 +318,7 @@ void ath_paprd_calibrate(struct work_struct *work) kfree_skb(skb); if (chain_ok) { - caldata->paprd_done = true; + set_bit(PAPRD_DONE, &caldata->cal_flags); ath_paprd_activate(sc); } @@ -343,7 +345,7 @@ void ath_ani_calibrate(unsigned long data) u32 cal_interval, short_cal_interval, long_cal_interval; unsigned long flags; - if (ah->caldata && ah->caldata->nfcal_interference) + if (ah->caldata && test_bit(NFCAL_INTF, &ah->caldata->cal_flags)) long_cal_interval = ATH_LONG_CALINTERVAL_INT; else long_cal_interval = ATH_LONG_CALINTERVAL; @@ -432,7 +434,7 @@ set_timer: mod_timer(&common->ani.timer, jiffies + msecs_to_jiffies(cal_interval)); if (ar9003_is_paprd_enabled(ah) && ah->caldata) { - if (!ah->caldata->paprd_done) { + if (!test_bit(PAPRD_DONE, &ah->caldata->cal_flags)) { ieee80211_queue_work(sc->hw, &sc->paprd_work); } else if (!ah->paprd_table_write_done) { ath9k_ps_wakeup(sc); diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index e4f65900132d..cdb3b1e10b95 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -362,6 +362,13 @@ void ath9k_tasklet(unsigned long data) type = RESET_TYPE_BB_WATCHDOG; ath9k_queue_reset(sc, type); + + /* + * Increment the ref. counter here so that + * interrupts are enabled in the reset routine. + */ + atomic_inc(&ah->intr_ref_cnt); + ath_dbg(common, ANY, "FATAL: Skipping interrupts\n"); goto out; } @@ -400,10 +407,9 @@ void ath9k_tasklet(unsigned long data) ath9k_btcoex_handle_interrupt(sc, status); -out: /* re-enable hardware interrupt */ ath9k_hw_enable_interrupts(ah); - +out: spin_unlock(&sc->sc_pcu_lock); ath9k_ps_restore(sc); } diff --git a/drivers/net/wireless/ath/ath9k/pci.c b/drivers/net/wireless/ath/ath9k/pci.c index d089a7cf01c4..7e4c2524b630 100644 --- a/drivers/net/wireless/ath/ath9k/pci.c +++ b/drivers/net/wireless/ath/ath9k/pci.c @@ -269,7 +269,200 @@ static DEFINE_PCI_DEVICE_TABLE(ath_pci_id_table) = { { PCI_VDEVICE(ATHEROS, 0x0034) }, /* PCI-E AR9462 */ { PCI_VDEVICE(ATHEROS, 0x0037) }, /* PCI-E AR1111/AR9485 */ - { PCI_VDEVICE(ATHEROS, 0x0036) }, /* PCI-E AR9565 */ + + /* CUS252 */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_ATHEROS, + 0x3028), + .driver_data = ATH9K_PCI_CUS252 | + ATH9K_PCI_AR9565_2ANT | + ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_AZWAVE, + 0x2176), + .driver_data = ATH9K_PCI_CUS252 | + ATH9K_PCI_AR9565_2ANT | + ATH9K_PCI_BT_ANT_DIV }, + + /* WB335 1-ANT */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_FOXCONN, + 0xE068), + .driver_data = ATH9K_PCI_AR9565_1ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x185F, /* WNC */ + 0xA119), + .driver_data = ATH9K_PCI_AR9565_1ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0632), + .driver_data = ATH9K_PCI_AR9565_1ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x6671), + .driver_data = ATH9K_PCI_AR9565_1ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x1B9A, /* XAVI */ + 0x2811), + .driver_data = ATH9K_PCI_AR9565_1ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x1B9A, /* XAVI */ + 0x2812), + .driver_data = ATH9K_PCI_AR9565_1ANT }, + + /* WB335 1-ANT / Antenna Diversity */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_ATHEROS, + 0x3025), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_ATHEROS, + 0x3026), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_ATHEROS, + 0x302B), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_FOXCONN, + 0xE069), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x185F, /* WNC */ + 0x3028), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0622), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0672), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0662), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_AZWAVE, + 0x213A), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_LENOVO, + 0x3026), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_HP, + 0x18E3), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_HP, + 0x217F), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_DELL, + 0x020E), + .driver_data = ATH9K_PCI_AR9565_1ANT | ATH9K_PCI_BT_ANT_DIV }, + + /* WB335 2-ANT */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_SAMSUNG, + 0x411A), + .driver_data = ATH9K_PCI_AR9565_2ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_SAMSUNG, + 0x411B), + .driver_data = ATH9K_PCI_AR9565_2ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_SAMSUNG, + 0x411C), + .driver_data = ATH9K_PCI_AR9565_2ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_SAMSUNG, + 0x411D), + .driver_data = ATH9K_PCI_AR9565_2ANT }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_SAMSUNG, + 0x411E), + .driver_data = ATH9K_PCI_AR9565_2ANT }, + + /* WB335 2-ANT / Antenna-Diversity */ + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_ATHEROS, + 0x3027), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_ATHEROS, + 0x302C), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0642), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0652), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x11AD, /* LITEON */ + 0x0612), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + PCI_VENDOR_ID_AZWAVE, + 0x2130), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x144F, /* ASKEY */ + 0x7202), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x1B9A, /* XAVI */ + 0x2810), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + { PCI_DEVICE_SUB(PCI_VENDOR_ID_ATHEROS, + 0x0036, + 0x185F, /* WNC */ + 0x3027), + .driver_data = ATH9K_PCI_AR9565_2ANT | ATH9K_PCI_BT_ANT_DIV }, + + /* PCI-E AR9565 (WB335) */ + { PCI_VDEVICE(ATHEROS, 0x0036), + .driver_data = ATH9K_PCI_BT_ANT_DIV }, + { 0 } }; diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c index d3d7c51fa6c8..d829bb62a3fc 100644 --- a/drivers/net/wireless/ath/ath9k/rc.c +++ b/drivers/net/wireless/ath/ath9k/rc.c @@ -1387,31 +1387,31 @@ static ssize_t read_file_rcstat(struct file *file, char __user *user_buf, int used_mcs = 0, used_htmode = 0; if (WLAN_RC_PHY_HT(rc->rate_table->info[i].phy)) { - used_mcs = snprintf(mcs, 5, "%d", - rc->rate_table->info[i].ratecode); + used_mcs = scnprintf(mcs, 5, "%d", + rc->rate_table->info[i].ratecode); if (WLAN_RC_PHY_40(rc->rate_table->info[i].phy)) - used_htmode = snprintf(htmode, 5, "HT40"); + used_htmode = scnprintf(htmode, 5, "HT40"); else if (WLAN_RC_PHY_20(rc->rate_table->info[i].phy)) - used_htmode = snprintf(htmode, 5, "HT20"); + used_htmode = scnprintf(htmode, 5, "HT20"); else - used_htmode = snprintf(htmode, 5, "????"); + used_htmode = scnprintf(htmode, 5, "????"); } mcs[used_mcs] = '\0'; htmode[used_htmode] = '\0'; - len += snprintf(buf + len, max - len, - "%6s %6s %3u.%d: " - "%10u %10u %10u %10u\n", - htmode, - mcs, - ratekbps / 1000, - (ratekbps % 1000) / 100, - stats->success, - stats->retries, - stats->xretries, - stats->per); + len += scnprintf(buf + len, max - len, + "%6s %6s %3u.%d: " + "%10u %10u %10u %10u\n", + htmode, + mcs, + ratekbps / 1000, + (ratekbps % 1000) / 100, + stats->success, + stats->retries, + stats->xretries, + stats->per); } if (len > max) diff --git a/drivers/net/wireless/ath/ath9k/wmi.h b/drivers/net/wireless/ath/ath9k/wmi.h index fde6da619f30..0db37f230018 100644 --- a/drivers/net/wireless/ath/ath9k/wmi.h +++ b/drivers/net/wireless/ath/ath9k/wmi.h @@ -39,7 +39,7 @@ struct wmi_fw_version { struct wmi_event_swba { __be64 tsf; u8 beacon_pending; -}; +} __packed; /* * 64 - HTC header - WMI header - 1 / txstatus diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index 5ac713d2ff5d..13f5434e7f6c 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -2326,7 +2326,7 @@ static void ath_tx_complete(struct ath_softc *sc, struct sk_buff *skb, ath_dbg(common, XMIT, "TX complete: skb: %p\n", skb); if (sc->sc_ah->caldata) - sc->sc_ah->caldata->paprd_packet_sent = true; + set_bit(PAPRD_PACKET_SENT, &sc->sc_ah->caldata->cal_flags); if (!(tx_flags & ATH_TX_ERROR)) /* Frame was ACKed */ diff --git a/drivers/net/wireless/ath/wil6210/pcie_bus.c b/drivers/net/wireless/ath/wil6210/pcie_bus.c index eb1dc7ad80fb..eeceab39cda2 100644 --- a/drivers/net/wireless/ath/wil6210/pcie_bus.c +++ b/drivers/net/wireless/ath/wil6210/pcie_bus.c @@ -197,7 +197,6 @@ static void wil_pcie_remove(struct pci_dev *pdev) pci_iounmap(pdev, wil->csr); pci_release_region(pdev, 0); pci_disable_device(pdev); - pci_set_drvdata(pdev, NULL); } static DEFINE_PCI_DEVICE_TABLE(wil6210_pcie_ids) = { |