From 32517d59ebb3b6eb7a5a5736020072ce7e609e76 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Christian=20K=C3=B6nig?= Date: Wed, 27 Aug 2014 09:59:45 +0200 Subject: [PATCH] drm/radeon: enable RB_ARB before resetting the VCPU MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit This fixes "UVD not responding, trying to reset the VCPU" messages on earlier ASICs. Signed-off-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/uvd_v1_0.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/radeon/uvd_v1_0.c b/drivers/gpu/drm/radeon/uvd_v1_0.c index c3e182bc6c59..e72b3cb59358 100644 --- a/drivers/gpu/drm/radeon/uvd_v1_0.c +++ b/drivers/gpu/drm/radeon/uvd_v1_0.c @@ -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) { -- 2.34.1