diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-09-19 02:17:44 (GMT) |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-09-19 02:17:44 (GMT) |
commit | ed24fee24a6be9568b1ee30209bafe4dad66be0e (patch) | |
tree | 21be377c9b49fd9383467db1cedc51def42762f2 /drivers/gpu/drm/radeon/rs690.c | |
parent | 3fe03debfc58aba8f5ddb32abd7343237d07714c (diff) | |
parent | 928c2f0c006bf7f381f58af2b2786d2a858ae311 (diff) | |
download | linux-fsl-qoriq-ed24fee24a6be9568b1ee30209bafe4dad66be0e.tar.xz |
Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
Pull drm radeon/nouveau/core fixes from Dave Airlie:
"Mostly radeon fixes, with some nouveau bios parser, ttm fix and a fix
for AST driver"
* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux: (42 commits)
drm/fb-helper: don't sleep for screen unblank when an oops is in progress
drm, ttm Fix uninitialized warning
drm/ttm: fix the tt_populated check in ttm_tt_destroy()
drm/nouveau/ttm: prevent double-free in nouveau_sgdma_create_ttm() failure path
drm/nouveau/bios/init: fix thinko in INIT_CONFIGURE_MEM
drm/nouveau/kms: enable for non-vga pci classes
drm/nouveau/bios/init: stub opcode 0xaa
drm/radeon: avoid UVD corruptions on AGP cards
drm/radeon: fix panel scaling with eDP and LVDS bridges
drm/radeon/dpm: rework auto performance level enable
drm/radeon: Fix hmdi typo
drm/radeon/dpm/rs780: fix force_performance state for same sclks
drm/radeon/dpm/rs780: don't enable sclk scaling if not required
drm/radeon/dpm/rs780: add some sanity checking to sclk scaling
drm/radeon/dpm/rs780: use drm_mode_vrefresh()
drm/udl: rip out set_need_resched
drm/ast: fix the ast open key function
drm/radeon/dpm: add bapm callback for kb/kv
drm/radeon/dpm: add bapm callback for trinity
drm/radeon/dpm: add infrastructure to properly handle bapm
...
Diffstat (limited to 'drivers/gpu/drm/radeon/rs690.c')
-rw-r--r-- | drivers/gpu/drm/radeon/rs690.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c index d8ddfb3..1447d79 100644 --- a/drivers/gpu/drm/radeon/rs690.c +++ b/drivers/gpu/drm/radeon/rs690.c @@ -631,20 +631,27 @@ void rs690_bandwidth_update(struct radeon_device *rdev) uint32_t rs690_mc_rreg(struct radeon_device *rdev, uint32_t reg) { + unsigned long flags; uint32_t r; + spin_lock_irqsave(&rdev->mc_idx_lock, flags); WREG32(R_000078_MC_INDEX, S_000078_MC_IND_ADDR(reg)); r = RREG32(R_00007C_MC_DATA); WREG32(R_000078_MC_INDEX, ~C_000078_MC_IND_ADDR); + spin_unlock_irqrestore(&rdev->mc_idx_lock, flags); return r; } void rs690_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) { + unsigned long flags; + + spin_lock_irqsave(&rdev->mc_idx_lock, flags); WREG32(R_000078_MC_INDEX, S_000078_MC_IND_ADDR(reg) | S_000078_MC_IND_WR_EN(1)); WREG32(R_00007C_MC_DATA, v); WREG32(R_000078_MC_INDEX, 0x7F); + spin_unlock_irqrestore(&rdev->mc_idx_lock, flags); } static void rs690_mc_program(struct radeon_device *rdev) |