diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2012-05-31 18:54:43 -0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-06-01 15:36:54 +0100 |
| commit | 0b8c30bc4943137a4a36b9cb059b1cc684f5d702 (patch) | |
| tree | 295dcf677dc9a45f83c305cd1c174b1654738c9d /drivers/gpu | |
| parent | 29d654067a98c1cb8874c774e5fd799a038af8a6 (diff) | |
| download | linux-0b8c30bc4943137a4a36b9cb059b1cc684f5d702.tar.gz | |
drm/radeon: properly program gart on rv740, juniper, cypress, barts, hemlock
Need to program an additional VM register. This doesn't not currently cause any problems, but allows us to program the proper backend map in a subsequent patch which should improve performance on these asics. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/radeon/evergreen.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/evergreend.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/rv770.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/rv770d.h | 1 |
4 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 5d9c2c64a8e2..0408ac27a863 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -1029,6 +1029,11 @@ int evergreen_pcie_gart_enable(struct radeon_device *rdev) WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp); WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp); WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp); + if ((rdev->family == CHIP_JUNIPER) || + (rdev->family == CHIP_CYPRESS) || + (rdev->family == CHIP_HEMLOCK) || + (rdev->family == CHIP_BARTS)) + WREG32(MC_VM_MD_L1_TLB3_CNTL, tmp); } WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp); diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h index 79130bfd1d6f..3dd43e760362 100644 --- a/drivers/gpu/drm/radeon/evergreend.h +++ b/drivers/gpu/drm/radeon/evergreend.h @@ -452,6 +452,7 @@ #define MC_VM_MD_L1_TLB0_CNTL 0x2654 #define MC_VM_MD_L1_TLB1_CNTL 0x2658 #define MC_VM_MD_L1_TLB2_CNTL 0x265C +#define MC_VM_MD_L1_TLB3_CNTL 0x2698 #define FUS_MC_VM_MD_L1_TLB0_CNTL 0x265C #define FUS_MC_VM_MD_L1_TLB1_CNTL 0x2660 diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c index c824d49305a4..c12349dba3a2 100644 --- a/drivers/gpu/drm/radeon/rv770.c +++ b/drivers/gpu/drm/radeon/rv770.c @@ -151,6 +151,8 @@ int rv770_pcie_gart_enable(struct radeon_device *rdev) WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp); WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp); WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp); + if (rdev->family == CHIP_RV740) + WREG32(MC_VM_MD_L1_TLB3_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp); WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp); diff --git a/drivers/gpu/drm/radeon/rv770d.h b/drivers/gpu/drm/radeon/rv770d.h index 9c549f702f2f..7addbef54b42 100644 --- a/drivers/gpu/drm/radeon/rv770d.h +++ b/drivers/gpu/drm/radeon/rv770d.h @@ -174,6 +174,7 @@ #define MC_VM_MD_L1_TLB0_CNTL 0x2654 #define MC_VM_MD_L1_TLB1_CNTL 0x2658 #define MC_VM_MD_L1_TLB2_CNTL 0x265C +#define MC_VM_MD_L1_TLB3_CNTL 0x2698 #define MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR 0x203C #define MC_VM_SYSTEM_APERTURE_HIGH_ADDR 0x2038 #define MC_VM_SYSTEM_APERTURE_LOW_ADDR 0x2034 |