summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/i915/i915_drv.h
diff options
context:
space:
mode:
authorDave Airlie <airlied@redhat.com>2012-01-26 22:25:54 +0400
committerDave Airlie <airlied@redhat.com>2012-01-26 22:25:54 +0400
commitc8fe74ae9a7285767cda1a053cfe806d67f77227 (patch)
tree592cf9380cf27c66f574de62febe582e1b06bfa1 /drivers/gpu/drm/i915/i915_drv.h
parent9f1feed2e16652a6e599ed4a73b4c501bb3d4568 (diff)
parent93b525dccf212e50a895792d79d64bdb53312f5c (diff)
downloadlinux-c8fe74ae9a7285767cda1a053cfe806d67f77227.tar.xz
Merge branch 'drm-intel-fixes' of git://people.freedesktop.org/~keithp/linux into drm-fixes
* 'drm-intel-fixes' of git://people.freedesktop.org/~keithp/linux: (24 commits) drm/i915: fixup forcewake spinlock fallout in drpc debugfs function drm/i915: debugfs: show semaphore registers also on gen7 drm/i915: allow userspace forcewake references also on gen7 drm/i915: Re-enable gen7 RC6 and GPU turbo after resume. drm/i915: Correct debugfs printout for RC1e. Revert "drm/i915: Work around gen7 BLT ring synchronization issues." drm/i915: rip out the HWSTAM missed irq workaround drm/i915: paper over missed irq issues with force wake voodoo drm/i915: Hold gt_lock across forcewake register reads drm/i915: Hold gt_lock during reset drm/i915: Move reset forcewake processing to gen6_do_reset drm/i915: protect force_wake_(get|put) with the gt_lock drm/i915: convert force_wake_get to func pointer in the gpu reset code drm/i915: sprite init failure on pre-SNB is not a failure drm/i915: VBT Parser cleanup for eDP block drm/i915: mask transcoder select bits before setting them on LVDS drm/i915: Add Clientron E830 to the ignore LVDS list CHROMIUM: i915: Add DMI override to skip CRT initialization on ZGB drm/i915: handle 3rd pipe drm/i915: simplify pipe checking ...
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 602bc80baabb..9689ca38b2b3 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 {