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drm/amdgpu: clear uncorrectable parity error status bit 

This should be cleared during every nbif uncorrectable error cleanup work.

Signed-off-by: Le Ma <le.ma@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Le Ma 2019-11-22 18:39:11 +08:00 committed by Alex Deucher
parent 28f87950d9
commit 5c39d600e3
1 changed files with 9 additions and 1 deletions
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10
drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
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@ -482,10 +482,12 @@ static int nbio_v7_4_init_ras_err_event_athub_interrupt (struct amdgpu_device *a
return 0;
}
#define smnPARITY_ERROR_STATUS_UNCORR_GRP2 0x13a20030
static void nbio_v7_4_query_ras_error_count(struct amdgpu_device *adev,
void *ras_error_status)
{
uint32_t global_sts, central_sts, int_eoi;
uint32_t global_sts, central_sts, int_eoi, parity_sts;
uint32_t corr, fatal, non_fatal;
struct ras_err_data *err_data = (struct ras_err_data *)ras_error_status;
@ -494,6 +496,7 @@ static void nbio_v7_4_query_ras_error_count(struct amdgpu_device *adev,
fatal = REG_GET_FIELD(global_sts, RAS_GLOBAL_STATUS_LO, ParityErrFatal);
non_fatal = REG_GET_FIELD(global_sts, RAS_GLOBAL_STATUS_LO,
ParityErrNonFatal);
parity_sts = RREG32_PCIE(smnPARITY_ERROR_STATUS_UNCORR_GRP2);
if (corr)
err_data->ce_count++;
@ -505,6 +508,11 @@ static void nbio_v7_4_query_ras_error_count(struct amdgpu_device *adev,
/* clear error status register */
WREG32_PCIE(smnRAS_GLOBAL_STATUS_LO, global_sts);
if (fatal)
/* clear parity fatal error indication field */
WREG32_PCIE(smnPARITY_ERROR_STATUS_UNCORR_GRP2,
parity_sts);
if (REG_GET_FIELD(central_sts, BIFL_RAS_CENTRAL_STATUS,
BIFL_RasContller_Intr_Recv)) {
/* clear interrupt status register */