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drm/amdgpu: add debug flag to enable RAS ACA

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Use debug_mask=0x10 (BIT.4) param to help enable RAS ACA.
(RAS ACA is disabled by default.)

Signed-off-by: Yang Wang <kevinyang.wang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Yang Wang 2024-05-14 15:56:34 +08:00 committed by Alex Deucher
parent 2ac72cbc7e
commit b2aa3d4b30
3 changed files with 9 additions and 1 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

1
drivers/gpu/drm/amd/amdgpu/amdgpu.h
View file

@ -1166,6 +1166,7 @@ struct amdgpu_device {
bool debug_largebar;
bool debug_disable_soft_recovery;
bool debug_use_vram_fw_buf;
bool debug_enable_ras_aca;
};
static inline uint32_t amdgpu_ip_version(const struct amdgpu_device *adev,

3
drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c
View file

@ -686,7 +686,8 @@ static void aca_manager_fini(struct aca_handle_manager *mgr)
bool amdgpu_aca_is_enabled(struct amdgpu_device *adev)
{
return adev->aca.is_enabled;
return (adev->aca.is_enabled ||
adev->debug_enable_ras_aca);
}
int amdgpu_aca_init(struct amdgpu_device *adev)

6
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
View file

@ -129,6 +129,7 @@ enum AMDGPU_DEBUG_MASK {
AMDGPU_DEBUG_LARGEBAR = BIT(1),
AMDGPU_DEBUG_DISABLE_GPU_SOFT_RECOVERY = BIT(2),
AMDGPU_DEBUG_USE_VRAM_FW_BUF = BIT(3),
AMDGPU_DEBUG_ENABLE_RAS_ACA = BIT(4),
};
unsigned int amdgpu_vram_limit = UINT_MAX;
@ -2192,6 +2193,11 @@ static void amdgpu_init_debug_options(struct amdgpu_device *adev)
pr_info("debug: place fw in vram for frontdoor loading\n");
adev->debug_use_vram_fw_buf = true;
}
if (amdgpu_debug_mask & AMDGPU_DEBUG_ENABLE_RAS_ACA) {
pr_info("debug: enable RAS ACA\n");
adev->debug_enable_ras_aca = true;
}
}
static unsigned long amdgpu_fix_asic_type(struct pci_dev *pdev, unsigned long flags)