diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_mca.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_mca.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mca.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mca.c index 264f56fd4f66..a111751b9781 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mca.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mca.c @@ -229,6 +229,8 @@ int amdgpu_mca_init(struct amdgpu_device *adev) struct mca_bank_cache *mca_cache; int i; + atomic_set(&mca->ue_update_flag, 0); + for (i = 0; i < ARRAY_SIZE(mca->mca_caches); i++) { mca_cache = &mca->mca_caches[i]; mutex_init(&mca_cache->lock); @@ -244,6 +246,8 @@ void amdgpu_mca_fini(struct amdgpu_device *adev) struct mca_bank_cache *mca_cache; int i; + atomic_set(&mca->ue_update_flag, 0); + for (i = 0; i < ARRAY_SIZE(mca->mca_caches); i++) { mca_cache = &mca->mca_caches[i]; amdgpu_mca_bank_set_release(&mca_cache->mca_set); @@ -325,6 +329,26 @@ static int amdgpu_mca_smu_get_mca_entry(struct amdgpu_device *adev, enum amdgpu_ return mca_funcs->mca_get_mca_entry(adev, type, idx, entry); } +static bool amdgpu_mca_bank_should_update(struct amdgpu_device *adev, enum amdgpu_mca_error_type type) +{ + struct amdgpu_mca *mca = &adev->mca; + bool ret = true; + + /* + * Because the UE Valid MCA count will only be cleared after reset, + * in order to avoid repeated counting of the error count, + * the aca bank is only updated once during the gpu recovery stage. + */ + if (type == AMDGPU_MCA_ERROR_TYPE_UE) { + if (amdgpu_ras_intr_triggered()) + ret = atomic_cmpxchg(&mca->ue_update_flag, 0, 1) == 0; + else + atomic_set(&mca->ue_update_flag, 0); + } + + return ret; +} + static int amdgpu_mca_smu_get_mca_set(struct amdgpu_device *adev, enum amdgpu_mca_error_type type, struct mca_bank_set *mca_set, struct ras_query_context *qctx) { @@ -335,6 +359,9 @@ static int amdgpu_mca_smu_get_mca_set(struct amdgpu_device *adev, enum amdgpu_mc if (!mca_set) return -EINVAL; + if (!amdgpu_mca_bank_should_update(adev, type)) + return 0; + ret = amdgpu_mca_smu_get_valid_mca_count(adev, type, &count); if (ret) return ret; |