diff options
| author | Tao Zhou <tao.zhou1@amd.com> | 2022-01-24 16:41:40 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-01-27 15:49:13 -0500 |
| commit | bee7f8d09268dc80da0e841ca99d79f500d03b84 (patch) | |
| tree | 8e1076d433db37c0762574a7cd2b0a02d0f35162 /drivers/gpu/drm/amd/amdgpu/umc_v6_7.c | |
| parent | e63fa4dcea2f7afcbf8f2d013dfae23a61a273d8 (diff) | |
drm/amdgpu: get hash bit for CH4 in umc channel index
On ALDEBARAN, the umc channel bits are not original values, they
are hashed.
Signed-off-by: Tao Zhou <tao.zhou1@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/umc_v6_7.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/umc_v6_7.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/umc_v6_7.c b/drivers/gpu/drm/amd/amdgpu/umc_v6_7.c index 1ecba7b5df1c..47452b61b615 100644 --- a/drivers/gpu/drm/amd/amdgpu/umc_v6_7.c +++ b/drivers/gpu/drm/amd/amdgpu/umc_v6_7.c @@ -148,6 +148,10 @@ static void umc_v6_7_ecc_info_query_error_address(struct amdgpu_device *adev, soc_pa = ADDR_OF_8KB_BLOCK(err_addr) | ADDR_OF_256B_BLOCK(channel_index) | OFFSET_IN_256B_BLOCK(err_addr); + + /* The umc channel bits are not original values, they are hashed */ + SET_CHANNEL_HASH(channel_index, soc_pa); + /* clear [C4 C3 C2] in soc physical address */ soc_pa &= ~(0x7ULL << UMC_V6_7_PA_C2_BIT); @@ -379,6 +383,10 @@ static void umc_v6_7_query_error_address(struct amdgpu_device *adev, soc_pa = ADDR_OF_8KB_BLOCK(err_addr) | ADDR_OF_256B_BLOCK(channel_index) | OFFSET_IN_256B_BLOCK(err_addr); + + /* The umc channel bits are not original values, they are hashed */ + SET_CHANNEL_HASH(channel_index, soc_pa); + /* clear [C4 C3 C2] in soc physical address */ soc_pa &= ~(0x7ULL << UMC_V6_7_PA_C2_BIT); |