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path: root/drivers/gpu/drm/i915/i915_gpu_error.h
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Diffstat (limited to 'drivers/gpu/drm/i915/i915_gpu_error.h')
-rw-r--r--drivers/gpu/drm/i915/i915_gpu_error.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_gpu_error.h b/drivers/gpu/drm/i915/i915_gpu_error.h
index ff2652bbb0b0..604291f7762d 100644
--- a/drivers/gpu/drm/i915/i915_gpu_error.h
+++ b/drivers/gpu/drm/i915/i915_gpu_error.h
@@ -45,6 +45,7 @@ struct i915_gpu_state {
u32 reset_count;
u32 suspend_count;
struct intel_device_info device_info;
+ struct intel_runtime_info runtime_info;
struct intel_driver_caps driver_caps;
struct i915_params params;
@@ -270,8 +271,8 @@ struct i915_gpu_error {
#define I915_RESET_BACKOFF 0
#define I915_RESET_HANDOFF 1
#define I915_RESET_MODESET 2
+#define I915_RESET_ENGINE 3
#define I915_WEDGED (BITS_PER_LONG - 1)
-#define I915_RESET_ENGINE (I915_WEDGED - I915_NUM_ENGINES)
/** Number of times an engine has been reset */
u32 reset_engine_count[I915_NUM_ENGINES];
@@ -282,6 +283,8 @@ struct i915_gpu_error {
/** Reason for the current *global* reset */
const char *reason;
+ struct mutex wedge_mutex; /* serialises wedging/unwedging */
+
/**
* Waitqueue to signal when a hang is detected. Used to for waiters
* to release the struct_mutex for the reset to procede.