* [PATCH] drm/radeon/kms: Force HDP_NONSURF to maximum size
@ 2010-06-03 17:34 Jerome Glisse
0 siblings, 0 replies; only message in thread
From: Jerome Glisse @ 2010-06-03 17:34 UTC (permalink / raw
To: airlied; +Cc: Jerome Glisse, dri-devel
HDP non surface should cover the whole VRAM but we were misscomputing
the size and we endup in some case not covering the VRAM at all (if
VRAM size were > 1G). Covering more than the VRAM size shouldn't be
an issue.
Fix : https://bugs.freedesktop.org/show_bug.cgi?id=28016
Signed-off-by: Jerome Glisse <jglisse@redhat.com>
---
drivers/gpu/drm/radeon/r600.c | 2 +-
drivers/gpu/drm/radeon/rv770.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index d84d7cf..f68cc92 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -1010,7 +1010,7 @@ static void r600_mc_program(struct radeon_device *rdev)
WREG32(MC_VM_FB_LOCATION, tmp);
WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
WREG32(HDP_NONSURFACE_INFO, (2 << 7));
- WREG32(HDP_NONSURFACE_SIZE, rdev->mc.mc_vram_size | 0x3FF);
+ WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
if (rdev->flags & RADEON_IS_AGP) {
WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 22);
WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 22);
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 5f76938..b91272f 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -218,7 +218,7 @@ static void rv770_mc_program(struct radeon_device *rdev)
WREG32(MC_VM_FB_LOCATION, tmp);
WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
WREG32(HDP_NONSURFACE_INFO, (2 << 7));
- WREG32(HDP_NONSURFACE_SIZE, (rdev->mc.mc_vram_size - 1) | 0x3FF);
+ WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
if (rdev->flags & RADEON_IS_AGP) {
WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 16);
WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 16);
--
1.7.0.1
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2010-06-03 17:34 [PATCH] drm/radeon/kms: Force HDP_NONSURF to maximum size Jerome Glisse
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