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authorIngo Molnar <mingo@elte.hu>2012-03-14 09:48:16 +0100
committerIngo Molnar <mingo@elte.hu>2012-03-14 09:48:16 +0100
commitc96a9876696d30783ad54399351a0bf3660db53f (patch)
tree74daba0ed1fd2838e8eb527c4f7fe5262ee979bd /drivers/gpu/drm/i915/i915_drv.h
parentd1f42e314c9c50541c79a6edf2b4cab63fe02ee3 (diff)
parentfde7d9049e55ab85a390be7f415d74c9f62dd0f9 (diff)
Merge tag 'v3.3-rc7' into x86/platform
Merge reason: Update to the almost-final v3.3 kernel. 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 602bc80baab..9689ca38b2b 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 {