Commit 7c6fb61a authored by Guchun Chen's avatar Guchun Chen Committed by Alex Deucher
Browse files

drm/amd/pm: disable BACO entry/exit completely on several sienna cichlid cards 



To avoid hardware intermittent failures.

Signed-off-by: default avatarGuchun Chen <guchun.chen@amd.com>
Reviewed-by: default avatarLijo Lazar <lijo.lazar@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 2edb79a5

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

+11 −0
Original line number Diff line number Diff line
@@ -368,6 +368,17 @@ static void sienna_cichlid_check_bxco_support(struct smu_context *smu) 
		smu_baco->platform_support =

			(val & RCC_BIF_STRAP0__STRAP_PX_CAPABLE_MASK) ? true :

									false;



		/*

		 * Disable BACO entry/exit completely on below SKUs to

		 * avoid hardware intermittent failures.

		 */

		if (((adev->pdev->device == 0x73A1) &&

		    (adev->pdev->revision == 0x00)) ||

		    ((adev->pdev->device == 0x73BF) &&

		    (adev->pdev->revision == 0xCF)))

			smu_baco->platform_support = false;



	}

}