Commit e3f38248 authored by Evan Quan's avatar Evan Quan Committed by Alex Deucher
Browse files

drm/amd/pm: fix some OEM SKU specific stability issues 



Add a quirk in sienna_cichlid_ppt.c to fix some OEM SKU
specific stability issues.

Signed-off-by: default avatarEvan Quan <evan.quan@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent f626dd0f

drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c

+31 −1
Original line number Diff line number Diff line
@@ -421,6 +421,36 @@ static int sienna_cichlid_store_powerplay_table(struct smu_context *smu) 
	return 0;

}



static int sienna_cichlid_patch_pptable_quirk(struct smu_context *smu)

{

	struct amdgpu_device *adev = smu->adev;

	uint32_t *board_reserved;

	uint16_t *freq_table_gfx;

	uint32_t i;



	/* Fix some OEM SKU specific stability issues */

	GET_PPTABLE_MEMBER(BoardReserved, &board_reserved);

	if ((adev->pdev->device == 0x73DF) &&

	    (adev->pdev->revision == 0XC3) &&

	    (adev->pdev->subsystem_device == 0x16C2) &&

	    (adev->pdev->subsystem_vendor == 0x1043))

		board_reserved[0] = 1387;



	GET_PPTABLE_MEMBER(FreqTableGfx, &freq_table_gfx);

	if ((adev->pdev->device == 0x73DF) &&

	    (adev->pdev->revision == 0XC3) &&

	    ((adev->pdev->subsystem_device == 0x16C2) ||

	    (adev->pdev->subsystem_device == 0x133C)) &&

	    (adev->pdev->subsystem_vendor == 0x1043)) {

		for (i = 0; i < NUM_GFXCLK_DPM_LEVELS; i++) {

			if (freq_table_gfx[i] > 2500)

				freq_table_gfx[i] = 2500;

		}

	}



	return 0;

}



static int sienna_cichlid_setup_pptable(struct smu_context *smu)

{

	int ret = 0;
@@ -441,7 +471,7 @@ static int sienna_cichlid_setup_pptable(struct smu_context *smu) 
	if (ret)

		return ret;



	return ret;

	return sienna_cichlid_patch_pptable_quirk(smu);

}



static int sienna_cichlid_tables_init(struct smu_context *smu)