IP initialize ras in late_init, because of the BUGs of PSP or any other components, driver receives unexpected irqs. It is ok to add such check anyway.
Signed-off-by: xinhui pan <xinhui....@amd.com> --- drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 8 +++++++- drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 8 +++++++- drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 8 +++++++- 3 files changed, 21 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index 7e749ba6fb4a..54432fa8d420 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -4844,10 +4844,16 @@ static int gfx_v9_0_cp_ecc_error_irq(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry) { + struct ras_common_if *ras_if = adev->gfx.ras_if; struct ras_dispatch_if ih_data = { - .head = *adev->gfx.ras_if, .entry = entry, }; + + if (!ras_if) + return 0; + + ih_data.head = *ras_if; + DRM_ERROR("CP ECC ERROR IRQ\n"); amdgpu_ras_interrupt_dispatch(adev, &ih_data); return 0; diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index dafe91770863..b9c009236a33 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -297,10 +297,16 @@ static int gmc_v9_0_process_ecc_irq(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry) { + struct ras_common_if *ras_if = adev->gmc.ras_if; struct ras_dispatch_if ih_data = { - .head = *adev->gmc.ras_if, .entry = entry, }; + + if (!ras_if) + return 0; + + ih_data.head = *ras_if; + amdgpu_ras_interrupt_dispatch(adev, &ih_data); return 0; } diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c index 2a2025f548a1..304d7ba0772c 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c @@ -1865,10 +1865,16 @@ static int sdma_v4_0_process_ecc_irq(struct amdgpu_device *adev, struct amdgpu_irq_src *source, struct amdgpu_iv_entry *entry) { + struct ras_common_if *ras_if = adev->sdma.ras_if; struct ras_dispatch_if ih_data = { - .head = *adev->sdma.ras_if, .entry = entry, }; + + if (!ras_if) + return 0; + + ih_data.head = *ras_if; + amdgpu_ras_interrupt_dispatch(adev, &ih_data); return 0; } -- 2.17.1 _______________________________________________ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx