Commit 5c39d600 authored by Le Ma's avatar Le Ma Committed by Alex Deucher
Browse files

drm/amdgpu: clear uncorrectable parity error status bit 



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

Signed-off-by: default avatarLe Ma <le.ma@amd.com>
Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 28f87950

drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c

+9 −1
Original line number Diff line number Diff line
@@ -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 */

CRA Git | Maintained and supported by SUSTech CRA and CCSE