diff options
| author | Tao Zhou <tao.zhou1@amd.com> | 2019-07-29 14:50:35 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-08-02 10:30:38 -0500 |
| commit | fee858ba5f96e6cbcbe8167444aeb6532519bb8c (patch) | |
| tree | f0f6170274509402e04db6ada7ccfbfbbb69640d /drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h | |
| parent | 3aacf4ea1102f24c8dc63eb6f3d734cbc8bad86e (diff) | |
drm/amdgpu: add macro of umc for each channel
common function for all umc versions, loop for each umc channel is
a frequent used operation in umc block, define it as a macro to
simplify code
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/amdgpu_umc.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h index 2604f5076867..9efdd66279e5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_umc.h @@ -21,6 +21,29 @@ #ifndef __AMDGPU_UMC_H__ #define __AMDGPU_UMC_H__ +/* + * void (*func)(struct amdgpu_device *adev, struct ras_err_data *err_data, + * uint32_t umc_reg_offset, uint32_t channel_index) + */ +#define amdgpu_umc_for_each_channel(func) \ + struct ras_err_data *err_data = (struct ras_err_data *)ras_error_status; \ + uint32_t umc_inst, channel_inst, umc_reg_offset, channel_index; \ + for (umc_inst = 0; umc_inst < adev->umc.umc_inst_num; umc_inst++) { \ + /* enable the index mode to query eror count per channel */ \ + adev->umc.funcs->enable_umc_index_mode(adev, umc_inst); \ + for (channel_inst = 0; \ + channel_inst < adev->umc.channel_inst_num; \ + channel_inst++) { \ + /* calc the register offset according to channel instance */ \ + umc_reg_offset = adev->umc.channel_offs * channel_inst; \ + /* get channel index of interleaved memory */ \ + channel_index = adev->umc.channel_idx_tbl[ \ + umc_inst * adev->umc.channel_inst_num + channel_inst]; \ + (func)(adev, err_data, umc_reg_offset, channel_index); \ + } \ + } \ + adev->umc.funcs->disable_umc_index_mode(adev); + struct amdgpu_umc_funcs { void (*ras_init)(struct amdgpu_device *adev); void (*query_ras_error_count)(struct amdgpu_device *adev, |