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Commit 32517d59 authored by Christian König's avatar Christian König Committed by Alex Deucher
Browse files

drm/radeon: enable RB_ARB before resetting the VCPU 



This fixes "UVD not responding, trying to reset the VCPU"
messages on earlier ASICs.

Signed-off-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent bdc99722

drivers/gpu/drm/radeon/uvd_v1_0.c

+2 −2
Original line number Diff line number Diff line
@@ -319,12 +319,12 @@ int uvd_v1_0_start(struct radeon_device *rdev) 
	/* enable UMC */

	WREG32_P(UVD_LMI_CTRL2, 0, ~(1 << 8));



	WREG32_P(UVD_RB_ARB_CTRL, 0, ~(1 << 3));



	/* boot up the VCPU */

	WREG32(UVD_SOFT_RESET, 0);

	mdelay(10);



	WREG32_P(UVD_RB_ARB_CTRL, 0, ~(1 << 3));



	for (i = 0; i < 10; ++i) {

		uint32_t status;

		for (j = 0; j < 100; ++j) {