summaryrefslogtreecommitdiffstats
path: root/drivers
diff options
context:
space:
mode:
authorAlex Deucher <alexdeucher@gmail.com>2010-10-08 18:09:12 +0200
committerDave Airlie <airlied@redhat.com>2010-10-12 12:18:04 +0200
commit3555e53b5b4915bc58d08ece6cb2bfa97dda1f9e (patch)
treec0f59b38fbf066fa754f0b5fce164a5594fa3d39 /drivers
parentdrm/radeon/kms: avoid corner case issue with unmappable vram V2 (diff)
downloadlinux-3555e53b5b4915bc58d08ece6cb2bfa97dda1f9e.tar.xz
linux-3555e53b5b4915bc58d08ece6cb2bfa97dda1f9e.zip
drm/radeon/kms: leave certain CP int bits enabled
These bits are used for internal communication and should be left enabled. This may fix s/r issues on some systems. Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/gpu/drm/radeon/evergreen.c2
-rw-r--r--drivers/gpu/drm/radeon/r600.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 315e1341a942..a90f0c03b838 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -1521,7 +1521,7 @@ void evergreen_disable_interrupt_state(struct radeon_device *rdev)
{
u32 tmp;
- WREG32(CP_INT_CNTL, 0);
+ WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
WREG32(GRBM_INT_CNTL, 0);
WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index ba05d3e7d145..7b65e4efe8af 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -2912,7 +2912,7 @@ static void r600_disable_interrupt_state(struct radeon_device *rdev)
{
u32 tmp;
- WREG32(CP_INT_CNTL, 0);
+ WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
WREG32(GRBM_INT_CNTL, 0);
WREG32(DxMODE_INT_MASK, 0);
if (ASIC_IS_DCE3(rdev)) {