diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c | 81 |
1 files changed, 46 insertions, 35 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c index 1493301b6a94..2812d88a8bdd 100644 --- a/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c +++ b/drivers/gpu/drm/amd/amdgpu/mxgpu_ai.c @@ -72,21 +72,6 @@ static void xgpu_ai_mailbox_set_valid(struct amdgpu_device *adev, bool val) reg); } -static void xgpu_ai_mailbox_trans_msg(struct amdgpu_device *adev, - enum idh_request req) -{ - u32 reg; - - reg = RREG32_NO_KIQ(SOC15_REG_OFFSET(NBIO, 0, - mmBIF_BX_PF0_MAILBOX_MSGBUF_TRN_DW0)); - reg = REG_SET_FIELD(reg, BIF_BX_PF0_MAILBOX_MSGBUF_TRN_DW0, - MSGBUF_DATA, req); - WREG32_NO_KIQ(SOC15_REG_OFFSET(NBIO, 0, mmBIF_BX_PF0_MAILBOX_MSGBUF_TRN_DW0), - reg); - - xgpu_ai_mailbox_set_valid(adev, true); -} - static int xgpu_ai_mailbox_rcv_msg(struct amdgpu_device *adev, enum idh_event event) { @@ -124,8 +109,8 @@ static int xgpu_ai_poll_ack(struct amdgpu_device *adev) r = -ETIME; break; } - msleep(1); - timeout -= 1; + mdelay(5); + timeout -= 5; reg = RREG32_NO_KIQ(SOC15_REG_OFFSET(NBIO, 0, mmBIF_BX_PF0_MAILBOX_CONTROL)); @@ -141,12 +126,12 @@ static int xgpu_ai_poll_msg(struct amdgpu_device *adev, enum idh_event event) r = xgpu_ai_mailbox_rcv_msg(adev, event); while (r) { if (timeout <= 0) { - pr_err("Doesn't get ack from pf.\n"); + pr_err("Doesn't get msg:%d from pf.\n", event); r = -ETIME; break; } - msleep(1); - timeout -= 1; + mdelay(5); + timeout -= 5; r = xgpu_ai_mailbox_rcv_msg(adev, event); } @@ -154,28 +139,50 @@ static int xgpu_ai_poll_msg(struct amdgpu_device *adev, enum idh_event event) return r; } - -static int xgpu_ai_send_access_requests(struct amdgpu_device *adev, - enum idh_request req) -{ +static void xgpu_ai_mailbox_trans_msg (struct amdgpu_device *adev, + enum idh_request req, u32 data1, u32 data2, u32 data3) { + u32 reg; int r; - xgpu_ai_mailbox_trans_msg(adev, req); + reg = RREG32_NO_KIQ(SOC15_REG_OFFSET(NBIO, 0, + mmBIF_BX_PF0_MAILBOX_MSGBUF_TRN_DW0)); + reg = REG_SET_FIELD(reg, BIF_BX_PF0_MAILBOX_MSGBUF_TRN_DW0, + MSGBUF_DATA, req); + WREG32_NO_KIQ(SOC15_REG_OFFSET(NBIO, 0, mmBIF_BX_PF0_MAILBOX_MSGBUF_TRN_DW0), + reg); + WREG32_NO_KIQ(SOC15_REG_OFFSET(NBIO, 0, mmBIF_BX_PF0_MAILBOX_MSGBUF_TRN_DW1), + data1); + WREG32_NO_KIQ(SOC15_REG_OFFSET(NBIO, 0, mmBIF_BX_PF0_MAILBOX_MSGBUF_TRN_DW2), + data2); + WREG32_NO_KIQ(SOC15_REG_OFFSET(NBIO, 0, mmBIF_BX_PF0_MAILBOX_MSGBUF_TRN_DW3), + data3); + + xgpu_ai_mailbox_set_valid(adev, true); /* start to poll ack */ r = xgpu_ai_poll_ack(adev); if (r) - return r; + pr_err("Doesn't get ack from pf, continue\n"); xgpu_ai_mailbox_set_valid(adev, false); +} + +static int xgpu_ai_send_access_requests(struct amdgpu_device *adev, + enum idh_request req) +{ + int r; + + xgpu_ai_mailbox_trans_msg(adev, req, 0, 0, 0); /* start to check msg if request is idh_req_gpu_init_access */ if (req == IDH_REQ_GPU_INIT_ACCESS || req == IDH_REQ_GPU_FINI_ACCESS || req == IDH_REQ_GPU_RESET_ACCESS) { r = xgpu_ai_poll_msg(adev, IDH_READY_TO_ACCESS_GPU); - if (r) + if (r) { + pr_err("Doesn't get READY_TO_ACCESS_GPU from pf, give up\n"); return r; + } } return 0; @@ -241,7 +248,7 @@ static void xgpu_ai_mailbox_flr_work(struct work_struct *work) } /* Trigger recovery due to world switch failure */ - amdgpu_sriov_gpu_reset(adev, false); + amdgpu_sriov_gpu_reset(adev, NULL); } static int xgpu_ai_set_mailbox_rcv_irq(struct amdgpu_device *adev, @@ -264,12 +271,15 @@ static int xgpu_ai_mailbox_rcv_irq(struct amdgpu_device *adev, { int r; - /* see what event we get */ - r = xgpu_ai_mailbox_rcv_msg(adev, IDH_FLR_NOTIFICATION); + /* trigger gpu-reset by hypervisor only if TDR disbaled */ + if (amdgpu_lockup_timeout == 0) { + /* see what event we get */ + r = xgpu_ai_mailbox_rcv_msg(adev, IDH_FLR_NOTIFICATION); - /* only handle FLR_NOTIFY now */ - if (!r) - schedule_work(&adev->virt.flr_work); + /* only handle FLR_NOTIFY now */ + if (!r) + schedule_work(&adev->virt.flr_work); + } return 0; } @@ -296,11 +306,11 @@ int xgpu_ai_mailbox_add_irq_id(struct amdgpu_device *adev) { int r; - r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 135, &adev->virt.rcv_irq); + r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_BIF, 135, &adev->virt.rcv_irq); if (r) return r; - r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_LEGACY, 138, &adev->virt.ack_irq); + r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_BIF, 138, &adev->virt.ack_irq); if (r) { amdgpu_irq_put(adev, &adev->virt.rcv_irq, 0); return r; @@ -337,4 +347,5 @@ const struct amdgpu_virt_ops xgpu_ai_virt_ops = { .req_full_gpu = xgpu_ai_request_full_gpu_access, .rel_full_gpu = xgpu_ai_release_full_gpu_access, .reset_gpu = xgpu_ai_request_reset, + .trans_msg = xgpu_ai_mailbox_trans_msg, }; |