diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_perf_types.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_perf_types.h | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/drivers/gpu/drm/i915/i915_perf_types.h b/drivers/gpu/drm/i915/i915_perf_types.h index eb8d1ebd5095..337cd7d2ad77 100644 --- a/drivers/gpu/drm/i915/i915_perf_types.h +++ b/drivers/gpu/drm/i915/i915_perf_types.h @@ -9,7 +9,7 @@ #include <linux/atomic.h> #include <linux/device.h> #include <linux/hrtimer.h> -#include <linux/list.h> +#include <linux/llist.h> #include <linux/poll.h> #include <linux/sysfs.h> #include <linux/types.h> @@ -22,6 +22,7 @@ struct drm_i915_private; struct file; struct i915_gem_context; +struct i915_perf; struct i915_vma; struct intel_context; struct intel_engine_cs; @@ -37,6 +38,8 @@ struct i915_oa_reg { }; struct i915_oa_config { + struct i915_perf *perf; + char uuid[UUID_STRING_LEN + 1]; int id; @@ -51,7 +54,8 @@ struct i915_oa_config { struct attribute *attrs[2]; struct device_attribute sysfs_metric_id; - atomic_t ref_count; + struct kref ref; + struct rcu_head rcu; }; struct i915_perf_stream; @@ -178,6 +182,12 @@ struct i915_perf_stream { struct i915_oa_config *oa_config; /** + * @oa_config_bos: A list of struct i915_oa_config_bo allocated lazily + * each time @oa_config changes. + */ + struct llist_head oa_config_bos; + + /** * @pinned_ctx: The OA context specific information. */ struct intel_context *pinned_ctx; @@ -331,13 +341,13 @@ struct i915_perf { /* * Lock associated with adding/modifying/removing OA configs - * in dev_priv->perf.metrics_idr. + * in perf->metrics_idr. */ struct mutex metrics_lock; /* - * List of dynamic configurations, you need to hold - * dev_priv->perf.metrics_lock to access it. + * List of dynamic configurations (struct i915_oa_config), you + * need to hold perf->metrics_lock to access it. */ struct idr metrics_idr; @@ -350,8 +360,7 @@ struct i915_perf { /* * The stream currently using the OA unit. If accessed * outside a syscall associated to its file - * descriptor, you need to hold - * dev_priv->drm.struct_mutex. + * descriptor. */ struct i915_perf_stream *exclusive_stream; |