RE: [PATCH v3] drm/scheduler: Improve documentation

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Hi all,
I am not familiar with the process yet. To get it merged, should I add more mail-list or how to notify the maintainers?
Thanks in advance for your guide.

Best Regards
Shuicheng

> -----Original Message-----
> From: Lin, Shuicheng <shuicheng.lin@xxxxxxxxx>
> Sent: Tuesday, September 17, 2024 7:48 AM
> To: dri-devel@xxxxxxxxxxxxxxxxxxxxx
> Cc: Lin, Shuicheng <shuicheng.lin@xxxxxxxxx>; Philipp Stanner
> <pstanner@xxxxxxxxxx>
> Subject: [PATCH v3] drm/scheduler: Improve documentation
> 
> Function drm_sched_entity_push_job() doesn't have a return value, remove the
> return value description for it.
> Correct several other typo errors.
> 
> v2 (Philipp):
> - more correction with related comments.
> 
> Signed-off-by: Shuicheng Lin <shuicheng.lin@xxxxxxxxx>
> Reviewed-by: Philipp Stanner <pstanner@xxxxxxxxxx>
> ---
>  drivers/gpu/drm/scheduler/sched_entity.c | 10 ++++------
>  drivers/gpu/drm/scheduler/sched_main.c   |  4 ++--
>  include/drm/gpu_scheduler.h              | 12 ++++++------
>  include/linux/dma-resv.h                 |  6 +++---
>  4 files changed, 15 insertions(+), 17 deletions(-)
> 
> diff --git a/drivers/gpu/drm/scheduler/sched_entity.c
> b/drivers/gpu/drm/scheduler/sched_entity.c
> index 58c8161289fe..ffa3e765f5db 100644
> --- a/drivers/gpu/drm/scheduler/sched_entity.c
> +++ b/drivers/gpu/drm/scheduler/sched_entity.c
> @@ -51,7 +51,7 @@
>   * drm_sched_entity_set_priority(). For changing the set of schedulers
>   * @sched_list at runtime see drm_sched_entity_modify_sched().
>   *
> - * An entity is cleaned up by callind drm_sched_entity_fini(). See also
> + * An entity is cleaned up by calling drm_sched_entity_fini(). See also
>   * drm_sched_entity_destroy().
>   *
>   * Returns 0 on success or a negative error code on failure.
> @@ -370,8 +370,8 @@ static void drm_sched_entity_clear_dep(struct
> dma_fence *f,  }
> 
>  /*
> - * drm_sched_entity_clear_dep - callback to clear the entities dependency and
> - * wake up scheduler
> + * drm_sched_entity_wakeup - callback to clear the entity's dependency
> + and
> + * wake up the scheduler
>   */
>  static void drm_sched_entity_wakeup(struct dma_fence *f,
>  				    struct dma_fence_cb *cb)
> @@ -389,7 +389,7 @@ static void drm_sched_entity_wakeup(struct dma_fence
> *f,
>   * @entity: scheduler entity
>   * @priority: scheduler priority
>   *
> - * Update the priority of runqueus used for the entity.
> + * Update the priority of runqueues used for the entity.
>   */
>  void drm_sched_entity_set_priority(struct drm_sched_entity *entity,
>  				   enum drm_sched_priority priority) @@ -574,8
> +574,6 @@ void drm_sched_entity_select_rq(struct drm_sched_entity *entity)
>   * fence sequence number this function should be called with
> drm_sched_job_arm()
>   * under common lock for the struct drm_sched_entity that was set up for
>   * @sched_job in drm_sched_job_init().
> - *
> - * Returns 0 for success, negative error code otherwise.
>   */
>  void drm_sched_entity_push_job(struct drm_sched_job *sched_job)  { diff --git
> a/drivers/gpu/drm/scheduler/sched_main.c
> b/drivers/gpu/drm/scheduler/sched_main.c
> index ab53ab486fe6..cadf1662bc01 100644
> --- a/drivers/gpu/drm/scheduler/sched_main.c
> +++ b/drivers/gpu/drm/scheduler/sched_main.c
> @@ -41,7 +41,7 @@
>   * 4. Entities themselves maintain a queue of jobs that will be scheduled on
>   *    the hardware.
>   *
> - * The jobs in a entity are always scheduled in the order that they were pushed.
> + * The jobs in an entity are always scheduled in the order in which they were
> pushed.
>   *
>   * Note that once a job was taken from the entities queue and pushed to the
>   * hardware, i.e. the pending queue, the entity must not be referenced anymore
> @@ -1339,7 +1339,7 @@ void drm_sched_fini(struct drm_gpu_scheduler
> *sched)
>  		list_for_each_entry(s_entity, &rq->entities, list)
>  			/*
>  			 * Prevents reinsertion and marks job_queue as idle,
> -			 * it will removed from rq in drm_sched_entity_fini
> +			 * it will be removed from the rq in
> drm_sched_entity_fini()
>  			 * eventually
>  			 */
>  			s_entity->stopped = true;
> diff --git a/include/drm/gpu_scheduler.h b/include/drm/gpu_scheduler.h index
> fe8edb917360..ef23113451e4 100644
> --- a/include/drm/gpu_scheduler.h
> +++ b/include/drm/gpu_scheduler.h
> @@ -33,11 +33,11 @@
>  #define MAX_WAIT_SCHED_ENTITY_Q_EMPTY msecs_to_jiffies(1000)
> 
>  /**
> - * DRM_SCHED_FENCE_DONT_PIPELINE - Prefent dependency pipelining
> + * DRM_SCHED_FENCE_DONT_PIPELINE - Prevent dependency pipelining
>   *
>   * Setting this flag on a scheduler fence prevents pipelining of jobs depending
>   * on this fence. In other words we always insert a full CPU round trip before
> - * dependen jobs are pushed to the hw queue.
> + * dependent jobs are pushed to the hw queue.
>   */
>  #define DRM_SCHED_FENCE_DONT_PIPELINE	DMA_FENCE_FLAG_USER_BITS
> 
> @@ -71,7 +71,7 @@ enum drm_sched_priority {
>  	DRM_SCHED_PRIORITY_COUNT
>  };
> 
> -/* Used to chose between FIFO and RR jobs scheduling */
> +/* Used to choose between FIFO and RR job-scheduling */
>  extern int drm_sched_policy;
> 
>  #define DRM_SCHED_POLICY_RR    0
> @@ -198,7 +198,7 @@ struct drm_sched_entity {
>  	 *
>  	 * Points to the finished fence of the last scheduled job. Only written
>  	 * by the scheduler thread, can be accessed locklessly from
> -	 * drm_sched_job_arm() iff the queue is empty.
> +	 * drm_sched_job_arm() if the queue is empty.
>  	 */
>  	struct dma_fence __rcu		*last_scheduled;
> 
> @@ -247,7 +247,7 @@ struct drm_sched_entity {
>   * @sched: the scheduler to which this rq belongs to.
>   * @entities: list of the entities to be scheduled.
>   * @current_entity: the entity which is to be scheduled.
> - * @rb_tree_root: root of time based priory queue of entities for FIFO scheduling
> + * @rb_tree_root: root of time based priority queue of entities for
> + FIFO scheduling
>   *
>   * Run queue is a set of entities scheduling command submissions for
>   * one specific ring. It implements the scheduling policy that selects @@ -321,7
> +321,7 @@ struct drm_sched_fence *to_drm_sched_fence(struct dma_fence
> *f);
>   * @s_fence: contains the fences for the scheduling of job.
>   * @finish_cb: the callback for the finished fence.
>   * @credits: the number of credits this job contributes to the scheduler
> - * @work: Helper to reschdeule job kill to different context.
> + * @work: Helper to reschedule job kill to different context.
>   * @id: a unique id assigned to each job scheduled on the scheduler.
>   * @karma: increment on every hang caused by this job. If this exceeds the hang
>   *         limit of the scheduler then the job is marked guilty and will not
> diff --git a/include/linux/dma-resv.h b/include/linux/dma-resv.h index
> 8d0e34dad446..c5ab6fd9ebe8 100644
> --- a/include/linux/dma-resv.h
> +++ b/include/linux/dma-resv.h
> @@ -105,10 +105,10 @@ enum dma_resv_usage {
>  	 * This should be used by submissions which don't want to participate in
>  	 * any implicit synchronization.
>  	 *
> -	 * The most common case are preemption fences, page table updates,
> TLB
> -	 * flushes as well as explicit synced user submissions.
> +	 * The most common cases are preemption fences, page table updates,
> TLB
> +	 * flushes as well as explicitly synced user submissions.
>  	 *
> -	 * Explicit synced user user submissions can be promoted to
> +	 * Explicitly synced user submissions can be promoted to
>  	 * DMA_RESV_USAGE_READ or DMA_RESV_USAGE_WRITE as needed
> using
>  	 * dma_buf_import_sync_file() when implicit synchronization should
>  	 * become necessary after initial adding of the fence.
> --
> 2.25.1





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