diff options
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/mhi.c | 12 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/pci.h | 1 |
2 files changed, 13 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath11k/mhi.c b/drivers/net/wireless/ath/ath11k/mhi.c index ffc4c11111fc..6974a551883f 100644 --- a/drivers/net/wireless/ath/ath11k/mhi.c +++ b/drivers/net/wireless/ath/ath11k/mhi.c @@ -19,6 +19,7 @@ #define MHI_TIMEOUT_DEFAULT_MS 20000 #define RDDM_DUMP_SIZE 0x420000 +#define MHI_CB_INVALID 0xff static const struct mhi_channel_config ath11k_mhi_channels_qca6390[] = { { @@ -268,6 +269,7 @@ static void ath11k_mhi_op_status_cb(struct mhi_controller *mhi_cntrl, enum mhi_callback cb) { struct ath11k_base *ab = dev_get_drvdata(mhi_cntrl->cntrl_dev); + struct ath11k_pci *ab_pci = ath11k_pci_priv(ab); ath11k_dbg(ab, ATH11K_DBG_BOOT, "notify status reason %s\n", ath11k_mhi_op_callback_to_str(cb)); @@ -278,12 +280,21 @@ static void ath11k_mhi_op_status_cb(struct mhi_controller *mhi_cntrl, break; case MHI_CB_EE_RDDM: ath11k_warn(ab, "firmware crashed: MHI_CB_EE_RDDM\n"); + if (ab_pci->mhi_pre_cb == MHI_CB_EE_RDDM) { + ath11k_dbg(ab, ATH11K_DBG_BOOT, + "do not queue again for consecutive RDDM event\n"); + break; + } + if (!(test_bit(ATH11K_FLAG_UNREGISTERING, &ab->dev_flags))) queue_work(ab->workqueue_aux, &ab->reset_work); + break; default: break; } + + ab_pci->mhi_pre_cb = cb; } static int ath11k_mhi_op_read_reg(struct mhi_controller *mhi_cntrl, @@ -396,6 +407,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci) goto free_controller; } + ab_pci->mhi_pre_cb = MHI_CB_INVALID; ret = mhi_register_controller(mhi_ctrl, ath11k_mhi_config); if (ret) { ath11k_err(ab, "failed to register to mhi bus, err = %d\n", ret); diff --git a/drivers/net/wireless/ath/ath11k/pci.h b/drivers/net/wireless/ath/ath11k/pci.h index 6be73333d90b..c33c7865145c 100644 --- a/drivers/net/wireless/ath/ath11k/pci.h +++ b/drivers/net/wireless/ath/ath11k/pci.h @@ -64,6 +64,7 @@ struct ath11k_pci { char amss_path[100]; struct mhi_controller *mhi_ctrl; const struct ath11k_msi_config *msi_config; + enum mhi_callback mhi_pre_cb; u32 register_window; /* protects register_window above */ |