diff options
author | Hawking Zhang <Hawking.Zhang@amd.com> | 2021-04-28 17:59:14 +0300 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2021-05-11 01:06:43 +0300 |
commit | ca81b26d21b3956062441a3faf5faf6bdcaed6e8 (patch) | |
tree | 45dd536a9f6a68f7e123be2bed38f68ebcad45e6 /drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c | |
parent | b11625f56f09f125c2e608893bfceb84e92e52f9 (diff) | |
download | linux-ca81b26d21b3956062441a3faf5faf6bdcaed6e8.tar.xz |
drm/amdgpu: implement hdp v4_0 ras functions
implement hdp v4_0 ras functions, including
ras init/fini, query/reset_error_counter
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: John Clements <John.Clements@amd.com>
Reviewed-by: Dennis Li <Dennis.Li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c | 30 |
1 files changed, 28 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c b/drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c index edbd35d293eb..330c0f0e00b8 100644 --- a/drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c @@ -59,12 +59,31 @@ static void hdp_v4_0_invalidate_hdp(struct amdgpu_device *adev, HDP, 0, mmHDP_READ_CACHE_INVALIDATE), 1); } +static void hdp_v4_0_query_ras_error_count(struct amdgpu_device *adev, + void *ras_error_status) +{ + struct ras_err_data *err_data = (struct ras_err_data *)ras_error_status; + + err_data->ue_count = 0; + err_data->ce_count = 0; + + if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__HDP)) + return; + + /* HDP SRAM errors are uncorrectable ones (i.e. fatal errors) */ + err_data->ue_count += RREG32_SOC15(HDP, 0, mmHDP_EDC_CNT); +}; + static void hdp_v4_0_reset_ras_error_count(struct amdgpu_device *adev) { if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__HDP)) return; - /*read back hdp ras counter to reset it to 0 */ - RREG32_SOC15(HDP, 0, mmHDP_EDC_CNT); + + if (adev->asic_type >= CHIP_ALDEBARAN) + WREG32_SOC15(HDP, 0, mmHDP_EDC_CNT, 0); + else + /*read back hdp ras counter to reset it to 0 */ + RREG32_SOC15(HDP, 0, mmHDP_EDC_CNT); } static void hdp_v4_0_update_clock_gating(struct amdgpu_device *adev, @@ -130,6 +149,13 @@ static void hdp_v4_0_init_registers(struct amdgpu_device *adev) WREG32_SOC15(HDP, 0, mmHDP_NONSURFACE_BASE_HI, (adev->gmc.vram_start >> 40)); } +const struct amdgpu_hdp_ras_funcs hdp_v4_0_ras_funcs = { + .ras_late_init = amdgpu_hdp_ras_late_init, + .ras_fini = amdgpu_hdp_ras_fini, + .query_ras_error_count = hdp_v4_0_query_ras_error_count, + .reset_ras_error_count = hdp_v4_0_reset_ras_error_count, +}; + const struct amdgpu_hdp_funcs hdp_v4_0_funcs = { .flush_hdp = hdp_v4_0_flush_hdp, .invalidate_hdp = hdp_v4_0_invalidate_hdp, |