diff options
| author | YiPeng Chai <YiPeng.Chai@amd.com> | 2023-06-25 05:18:32 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-06-30 20:12:15 +0300 |
| commit | 2c7cd280e5c4a626690315a6fbb70b49124d8354 (patch) | |
| tree | bed47f53ab77c0325d05aeda96570ada614a263b /drivers/gpu | |
| parent | 50a7c8765ca69543ffdbf855de0fd69aea769ccf (diff) | |
| download | linux-2c7cd280e5c4a626690315a6fbb70b49124d8354.tar.xz | |
drm/amdgpu: gpu recovers from fatal error in poison mode
Fatal error occurs in ras poison mode, mode1 reset
is used to recover gpu.
Signed-off-by: YiPeng Chai <YiPeng.Chai@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 11 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h | 1 |
2 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c index 4769a18304d7..8aaa427f8c0f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c @@ -2065,6 +2065,14 @@ static void amdgpu_ras_do_recovery(struct work_struct *work) ras->gpu_reset_flags &= ~AMDGPU_RAS_GPU_RESET_MODE2_RESET; reset_context.method = AMD_RESET_METHOD_MODE2; } + + /* Fatal error occurs in poison mode, mode1 reset is used to + * recover gpu. + */ + if (ras->gpu_reset_flags & AMDGPU_RAS_GPU_RESET_MODE1_RESET) { + ras->gpu_reset_flags &= ~AMDGPU_RAS_GPU_RESET_MODE1_RESET; + set_bit(AMDGPU_NEED_FULL_RESET, &reset_context.flags); + } } amdgpu_device_gpu_recover(ras->adev, NULL, &reset_context); @@ -2955,9 +2963,12 @@ void amdgpu_ras_global_ras_isr(struct amdgpu_device *adev) return; if (atomic_cmpxchg(&amdgpu_ras_in_intr, 0, 1) == 0) { + struct amdgpu_ras *ras = amdgpu_ras_get_context(adev); + dev_info(adev->dev, "uncorrectable hardware error" "(ERREVENT_ATHUB_INTERRUPT) detected!\n"); + ras->gpu_reset_flags |= AMDGPU_RAS_GPU_RESET_MODE1_RESET; amdgpu_ras_reset_gpu(adev); } } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h index 46bf1889a9d7..ffb49b2d533a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h @@ -340,6 +340,7 @@ enum amdgpu_ras_ret { #define AMDGPU_RAS_ERR_ADDRESS_VALID (1 << 2) #define AMDGPU_RAS_GPU_RESET_MODE2_RESET (0x1 << 0) +#define AMDGPU_RAS_GPU_RESET_MODE1_RESET (0x1 << 1) struct amdgpu_ras_err_status_reg_entry { uint32_t hwip; |