diff options
| author | Hawking Zhang <Hawking.Zhang@amd.com> | 2020-11-19 16:44:55 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-03-23 22:55:46 -0400 |
| commit | b45589b8377fcfeb792ce669cd12d9c40854aca6 (patch) | |
| tree | cbd1f6fc5be17b33ae9f765f0bcae5e3be241664 /drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c | |
| parent | 27ad2ca66701063ef9987b347b010ca33d0be9a3 (diff) | |
| download | linux-b45589b8377fcfeb792ce669cd12d9c40854aca6.tar.bz2 | |
drm/amdgpu: add mmhub error status query callback for aldebaran
The callback will be invoked to query mmea error
status when needed.
Signed-off-by: Hawking Zhang <Hawking.Zhang@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/mmhub_v1_7.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c index c94060ca4a10..71bcea66715f 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c @@ -1242,6 +1242,32 @@ static void mmhub_v1_7_reset_ras_error_count(struct amdgpu_device *adev) } } +static const struct soc15_reg_entry mmhub_v1_7_err_status_regs[] = { + { SOC15_REG_ENTRY(MMHUB, 0, regMMEA0_ERR_STATUS), 0, 0, 0 }, + { SOC15_REG_ENTRY(MMHUB, 0, regMMEA1_ERR_STATUS), 0, 0, 0 }, + { SOC15_REG_ENTRY(MMHUB, 0, regMMEA2_ERR_STATUS), 0, 0, 0 }, + { SOC15_REG_ENTRY(MMHUB, 0, regMMEA3_ERR_STATUS), 0, 0, 0 }, + { SOC15_REG_ENTRY(MMHUB, 0, regMMEA4_ERR_STATUS), 0, 0, 0 }, + { SOC15_REG_ENTRY(MMHUB, 0, regMMEA5_ERR_STATUS), 0, 0, 0 }, +}; + +static void mmhub_v1_7_query_ras_error_status(struct amdgpu_device *adev) +{ + int i; + uint32_t reg_value; + + if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__MMHUB)) + return; + + for (i = 0; i < ARRAY_SIZE(mmhub_v1_7_err_status_regs); i++) { + reg_value = + RREG32(SOC15_REG_ENTRY_OFFSET(mmhub_v1_7_err_status_regs[i])); + if (reg_value) + dev_warn(adev->dev, "MMHUB EA err detected at instance: %d, status: 0x%x!\n", + i, reg_value); + } +} + const struct amdgpu_mmhub_funcs mmhub_v1_7_funcs = { .ras_late_init = amdgpu_mmhub_ras_late_init, .query_ras_error_count = mmhub_v1_7_query_ras_error_count, @@ -1254,4 +1280,5 @@ const struct amdgpu_mmhub_funcs mmhub_v1_7_funcs = { .set_clockgating = mmhub_v1_7_set_clockgating, .get_clockgating = mmhub_v1_7_get_clockgating, .setup_vm_pt_regs = mmhub_v1_7_setup_vm_pt_regs, + .query_ras_error_status = mmhub_v1_7_query_ras_error_status, }; |