diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.h | 34 |
1 files changed, 27 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.h b/drivers/gpu/drm/i915/i915_gem.h index fe82d3571072..1753c84d6c0d 100644 --- a/drivers/gpu/drm/i915/i915_gem.h +++ b/drivers/gpu/drm/i915/i915_gem.h @@ -28,17 +28,20 @@ #include <linux/bug.h> #include <linux/interrupt.h> +#include <drm/drm_drv.h> + +#include "i915_utils.h" + struct drm_i915_private; #ifdef CONFIG_DRM_I915_DEBUG_GEM -#define GEM_SHOW_DEBUG() (drm_debug & DRM_UT_DRIVER) +#define GEM_SHOW_DEBUG() drm_debug_enabled(DRM_UT_DRIVER) #define GEM_BUG_ON(condition) do { if (unlikely((condition))) { \ - pr_err("%s:%d GEM_BUG_ON(%s)\n", \ - __func__, __LINE__, __stringify(condition)); \ - GEM_TRACE("%s:%d GEM_BUG_ON(%s)\n", \ - __func__, __LINE__, __stringify(condition)); \ + GEM_TRACE_ERR("%s:%d GEM_BUG_ON(%s)\n", \ + __func__, __LINE__, __stringify(condition)); \ + GEM_TRACE_DUMP(); \ BUG(); \ } \ } while(0) @@ -64,17 +67,34 @@ struct drm_i915_private; #if IS_ENABLED(CONFIG_DRM_I915_TRACE_GEM) #define GEM_TRACE(...) trace_printk(__VA_ARGS__) -#define GEM_TRACE_DUMP() ftrace_dump(DUMP_ALL) +#define GEM_TRACE_ERR(...) do { \ + pr_err(__VA_ARGS__); \ + trace_printk(__VA_ARGS__); \ +} while (0) +#define GEM_TRACE_DUMP() \ + do { ftrace_dump(DUMP_ALL); add_taint_for_CI(TAINT_WARN); } while (0) #define GEM_TRACE_DUMP_ON(expr) \ - do { if (expr) ftrace_dump(DUMP_ALL); } while (0) + do { if (expr) GEM_TRACE_DUMP(); } while (0) #else #define GEM_TRACE(...) do { } while (0) +#define GEM_TRACE_ERR(...) do { } while (0) #define GEM_TRACE_DUMP() do { } while (0) #define GEM_TRACE_DUMP_ON(expr) BUILD_BUG_ON_INVALID(expr) #endif #define I915_GEM_IDLE_TIMEOUT (HZ / 5) +static inline void tasklet_lock(struct tasklet_struct *t) +{ + while (!tasklet_trylock(t)) + cpu_relax(); +} + +static inline bool tasklet_is_locked(const struct tasklet_struct *t) +{ + return test_bit(TASKLET_STATE_RUN, &t->state); +} + static inline void __tasklet_disable_sync_once(struct tasklet_struct *t) { if (!atomic_fetch_inc(&t->count)) |
