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Commit 9aeb774c authored by Tom St Denis's avatar Tom St Denis Committed by Alex Deucher
Browse files

drm/amd/amdgpu: add mutex in check_soft for VCE v3 



Signed-off-by: default avatarTom St Denis <tom.stdenis@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent f3f0ea95

drivers/gpu/drm/amd/amdgpu/vce_v3_0.c

+2 −0
Original line number Diff line number Diff line
@@ -569,6 +569,7 @@ static int vce_v3_0_check_soft_reset(void *handle) 
	 *

	 * VCE team suggest use bit 3--bit 6 for busy status check

	 */

	mutex_lock(&adev->grbm_idx_mutex);

	WREG32_FIELD(GRBM_GFX_INDEX, INSTANCE_INDEX, 0);

	if (RREG32(mmVCE_STATUS) & AMDGPU_VCE_STATUS_BUSY_MASK) {

		srbm_soft_reset = REG_SET_FIELD(srbm_soft_reset, SRBM_SOFT_RESET, SOFT_RESET_VCE0, 1);
@@ -588,6 +589,7 @@ static int vce_v3_0_check_soft_reset(void *handle) 
		adev->ip_block_status[AMD_IP_BLOCK_TYPE_VCE].hang = false;

		adev->vce.srbm_soft_reset = 0;

	}

	mutex_unlock(&adev->grbm_idx_mutex);

	return 0;

}