From: Christian König <christian.koenig@amd.com>
Date: Tue, 15 Oct 2013 18:12:03 +0000 (+0200)
Subject: drm/radeon/uvd: revert lower msg&fb buffer requirements on UVD3
X-Git-Tag: submit/tizen_common/20140905.094502~1883^2~3^2~5
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bcf6f1e935b92aa40c259c5abb427ac49fc083eb;p=sdk%2Femulator%2Femulator-kernel.git

drm/radeon/uvd: revert lower msg&fb buffer requirements on UVD3

This only seem to work for H.264 but not for VC-1 streams.

Need to investigate further why exactly.

This reverts commit 4b40e5921230beb1951f04d2b1b92c4c88fbad43.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index 66c222836631..80285e35bc65 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -85,9 +85,8 @@ static int radeon_cs_parser_relocs(struct radeon_cs_parser *p)
 		   VRAM, also but everything into VRAM on AGP cards to avoid
 		   image corruptions */
 		if (p->ring == R600_RING_TYPE_UVD_INDEX &&
-		    p->rdev->family < CHIP_PALM &&
 		    (i == 0 || drm_pci_device_is_agp(p->rdev->ddev))) {
-
+			/* TODO: is this still needed for NI+ ? */
 			p->relocs[i].lobj.domain =
 				RADEON_GEM_DOMAIN_VRAM;
 
diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c
index 4f2e73f79638..308eff5be1b4 100644
--- a/drivers/gpu/drm/radeon/radeon_uvd.c
+++ b/drivers/gpu/drm/radeon/radeon_uvd.c
@@ -476,7 +476,8 @@ static int radeon_uvd_cs_reloc(struct radeon_cs_parser *p,
 		return -EINVAL;
 	}
 
-	if (p->rdev->family < CHIP_PALM && (cmd == 0 || cmd == 0x3) &&
+	/* TODO: is this still necessary on NI+ ? */
+	if ((cmd == 0 || cmd == 0x3) &&
 	    (start >> 28) != (p->rdev->uvd.gpu_addr >> 28)) {
 		DRM_ERROR("msg/fb buffer %LX-%LX out of 256MB segment!\n",
 			  start, end);
diff --git a/drivers/gpu/drm/radeon/uvd_v1_0.c b/drivers/gpu/drm/radeon/uvd_v1_0.c
index 3100fa9cb52f..7266805d9786 100644
--- a/drivers/gpu/drm/radeon/uvd_v1_0.c
+++ b/drivers/gpu/drm/radeon/uvd_v1_0.c
@@ -212,8 +212,8 @@ int uvd_v1_0_start(struct radeon_device *rdev)
 	/* enable VCPU clock */
 	WREG32(UVD_VCPU_CNTL,  1 << 9);
 
-	/* enable UMC and NC0 */
-	WREG32_P(UVD_LMI_CTRL2, 1 << 13, ~((1 << 8) | (1 << 13)));
+	/* enable UMC */
+	WREG32_P(UVD_LMI_CTRL2, 0, ~(1 << 8));
 
 	/* boot up the VCPU */
 	WREG32(UVD_SOFT_RESET, 0);