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authorIngo Molnar <mingo@elte.hu>2012-02-07 08:59:29 (GMT)
committerIngo Molnar <mingo@elte.hu>2012-02-07 08:59:29 (GMT)
commit290436c9c61ac983b1bd425da67242a4357c7701 (patch)
tree35e1f189b62eb50515600ad607d7fb57fc547870 /drivers/gpu/drm/i915/i915_drv.h
parent623ec991ce0e8cd5791bad656c162fa837635907 (diff)
parent62aa2b537c6f5957afd98e29f96897419ed5ebab (diff)
downloadlinux-fsl-qoriq-290436c9c61ac983b1bd425da67242a4357c7701.tar.xz
Merge tag 'v3.3-rc2' into perf/core
Linux 3.3-rc2 Pick up the latest fixes. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/gpu/drm/i915/i915_drv.h')
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 602bc80..9689ca3 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -288,7 +288,13 @@ typedef struct drm_i915_private {
int relative_constants_mode;
void __iomem *regs;
- u32 gt_fifo_count;
+ /** gt_fifo_count and the subsequent register write are synchronized
+ * with dev->struct_mutex. */
+ unsigned gt_fifo_count;
+ /** forcewake_count is protected by gt_lock */
+ unsigned forcewake_count;
+ /** gt_lock is also taken in irq contexts. */
+ struct spinlock gt_lock;
struct intel_gmbus {
struct i2c_adapter adapter;
@@ -741,8 +747,6 @@ typedef struct drm_i915_private {
struct drm_property *broadcast_rgb_property;
struct drm_property *force_audio_property;
-
- atomic_t forcewake_count;
} drm_i915_private_t;
enum i915_cache_level {