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drm/amdgpu: add mmhub error status query callback for aldebaran

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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>
This commit is contained in:
Hawking Zhang 2020-11-19 16:44:55 +08:00 committed by Alex Deucher
parent 27ad2ca667
commit b45589b837
1 changed files with 27 additions and 0 deletions
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27
drivers/gpu/drm/amd/amdgpu/mmhub_v1_7.c
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@ -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,
};