[PATCH 11/12] drm/v3d: Add some local variables in queries/extensions

Maíra Canal mcanal at igalia.com
Wed Jul 10 17:43:37 UTC 2024


On 7/10/24 10:41, Tvrtko Ursulin wrote:
> From: Tvrtko Ursulin <tvrtko.ursulin at igalia.com>
> 
> Add some local variables to make the code a bit less verbose, with the
> main benefit being pulling some lines to under 80 columns wide.
> 
> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at igalia.com>

I'd prefer `query_info`, but anyway:

Reviewed-by: Maíra Canal <mcanal at igalia.com>

Best Regards,
- Maíra

> ---
>   drivers/gpu/drm/v3d/v3d_submit.c | 79 +++++++++++++++++---------------
>   1 file changed, 42 insertions(+), 37 deletions(-)
> 
> diff --git a/drivers/gpu/drm/v3d/v3d_submit.c b/drivers/gpu/drm/v3d/v3d_submit.c
> index 34ecd844f16a..b0c2a8e9cb06 100644
> --- a/drivers/gpu/drm/v3d/v3d_submit.c
> +++ b/drivers/gpu/drm/v3d/v3d_submit.c
> @@ -452,6 +452,7 @@ v3d_get_cpu_timestamp_query_params(struct drm_file *file_priv,
>   {
>   	u32 __user *offsets, *syncs;
>   	struct drm_v3d_timestamp_query timestamp;
> +	struct v3d_timestamp_query_info *qinfo = &job->timestamp_query;
>   	unsigned int i;
>   	int err;
>   
> @@ -473,10 +474,10 @@ v3d_get_cpu_timestamp_query_params(struct drm_file *file_priv,
>   
>   	job->job_type = V3D_CPU_JOB_TYPE_TIMESTAMP_QUERY;
>   
> -	job->timestamp_query.queries = kvmalloc_array(timestamp.count,
> -						      sizeof(struct v3d_timestamp_query),
> -						      GFP_KERNEL);
> -	if (!job->timestamp_query.queries)
> +	qinfo->queries = kvmalloc_array(timestamp.count,
> +					sizeof(struct v3d_timestamp_query),
> +					GFP_KERNEL);
> +	if (!qinfo->queries)
>   		return -ENOMEM;
>   
>   	offsets = u64_to_user_ptr(timestamp.offsets);
> @@ -490,20 +491,20 @@ v3d_get_cpu_timestamp_query_params(struct drm_file *file_priv,
>   			goto error;
>   		}
>   
> -		job->timestamp_query.queries[i].offset = offset;
> +		qinfo->queries[i].offset = offset;
>   
>   		if (copy_from_user(&sync, syncs++, sizeof(sync))) {
>   			err = -EFAULT;
>   			goto error;
>   		}
>   
> -		job->timestamp_query.queries[i].syncobj = drm_syncobj_find(file_priv, sync);
> -		if (!job->timestamp_query.queries[i].syncobj) {
> +		qinfo->queries[i].syncobj = drm_syncobj_find(file_priv, sync);
> +		if (!qinfo->queries[i].syncobj) {
>   			err = -ENOENT;
>   			goto error;
>   		}
>   	}
> -	job->timestamp_query.count = timestamp.count;
> +	qinfo->count = timestamp.count;
>   
>   	return 0;
>   
> @@ -519,6 +520,7 @@ v3d_get_cpu_reset_timestamp_params(struct drm_file *file_priv,
>   {
>   	u32 __user *syncs;
>   	struct drm_v3d_reset_timestamp_query reset;
> +	struct v3d_timestamp_query_info *qinfo = &job->timestamp_query;
>   	unsigned int i;
>   	int err;
>   
> @@ -537,10 +539,10 @@ v3d_get_cpu_reset_timestamp_params(struct drm_file *file_priv,
>   
>   	job->job_type = V3D_CPU_JOB_TYPE_RESET_TIMESTAMP_QUERY;
>   
> -	job->timestamp_query.queries = kvmalloc_array(reset.count,
> -						      sizeof(struct v3d_timestamp_query),
> -						      GFP_KERNEL);
> -	if (!job->timestamp_query.queries)
> +	qinfo->queries = kvmalloc_array(reset.count,
> +					sizeof(struct v3d_timestamp_query),
> +					GFP_KERNEL);
> +	if (!qinfo->queries)
>   		return -ENOMEM;
>   
>   	syncs = u64_to_user_ptr(reset.syncs);
> @@ -548,20 +550,20 @@ v3d_get_cpu_reset_timestamp_params(struct drm_file *file_priv,
>   	for (i = 0; i < reset.count; i++) {
>   		u32 sync;
>   
> -		job->timestamp_query.queries[i].offset = reset.offset + 8 * i;
> +		qinfo->queries[i].offset = reset.offset + 8 * i;
>   
>   		if (copy_from_user(&sync, syncs++, sizeof(sync))) {
>   			err = -EFAULT;
>   			goto error;
>   		}
>   
> -		job->timestamp_query.queries[i].syncobj = drm_syncobj_find(file_priv, sync);
> -		if (!job->timestamp_query.queries[i].syncobj) {
> +		qinfo->queries[i].syncobj = drm_syncobj_find(file_priv, sync);
> +		if (!qinfo->queries[i].syncobj) {
>   			err = -ENOENT;
>   			goto error;
>   		}
>   	}
> -	job->timestamp_query.count = reset.count;
> +	qinfo->count = reset.count;
>   
>   	return 0;
>   
> @@ -578,6 +580,7 @@ v3d_get_cpu_copy_query_results_params(struct drm_file *file_priv,
>   {
>   	u32 __user *offsets, *syncs;
>   	struct drm_v3d_copy_timestamp_query copy;
> +	struct v3d_timestamp_query_info *qinfo = &job->timestamp_query;
>   	unsigned int i;
>   	int err;
>   
> @@ -599,10 +602,10 @@ v3d_get_cpu_copy_query_results_params(struct drm_file *file_priv,
>   
>   	job->job_type = V3D_CPU_JOB_TYPE_COPY_TIMESTAMP_QUERY;
>   
> -	job->timestamp_query.queries = kvmalloc_array(copy.count,
> -						      sizeof(struct v3d_timestamp_query),
> -						      GFP_KERNEL);
> -	if (!job->timestamp_query.queries)
> +	qinfo->queries = kvmalloc_array(copy.count,
> +					sizeof(struct v3d_timestamp_query),
> +					GFP_KERNEL);
> +	if (!qinfo->queries)
>   		return -ENOMEM;
>   
>   	offsets = u64_to_user_ptr(copy.offsets);
> @@ -616,20 +619,20 @@ v3d_get_cpu_copy_query_results_params(struct drm_file *file_priv,
>   			goto error;
>   		}
>   
> -		job->timestamp_query.queries[i].offset = offset;
> +		qinfo->queries[i].offset = offset;
>   
>   		if (copy_from_user(&sync, syncs++, sizeof(sync))) {
>   			err = -EFAULT;
>   			goto error;
>   		}
>   
> -		job->timestamp_query.queries[i].syncobj = drm_syncobj_find(file_priv, sync);
> -		if (!job->timestamp_query.queries[i].syncobj) {
> +		qinfo->queries[i].syncobj = drm_syncobj_find(file_priv, sync);
> +		if (!qinfo->queries[i].syncobj) {
>   			err = -ENOENT;
>   			goto error;
>   		}
>   	}
> -	job->timestamp_query.count = copy.count;
> +	qinfo->count = copy.count;
>   
>   	job->copy.do_64bit = copy.do_64bit;
>   	job->copy.do_partial = copy.do_partial;
> @@ -712,6 +715,7 @@ v3d_get_cpu_reset_performance_params(struct drm_file *file_priv,
>   				     struct drm_v3d_extension __user *ext,
>   				     struct v3d_cpu_job *job)
>   {
> +	struct v3d_performance_query_info *qinfo = &job->performance_query;
>   	struct drm_v3d_reset_performance_query reset;
>   	int err;
>   
> @@ -730,10 +734,10 @@ v3d_get_cpu_reset_performance_params(struct drm_file *file_priv,
>   
>   	job->job_type = V3D_CPU_JOB_TYPE_RESET_PERFORMANCE_QUERY;
>   
> -	job->performance_query.queries = kvmalloc_array(reset.count,
> -							sizeof(struct v3d_performance_query),
> -							GFP_KERNEL);
> -	if (!job->performance_query.queries)
> +	qinfo->queries = kvmalloc_array(reset.count,
> +					sizeof(struct v3d_performance_query),
> +					GFP_KERNEL);
> +	if (!qinfo->queries)
>   		return -ENOMEM;
>   
>   	err = copy_query_info(qinfo, reset.count, reset.nperfmons,
> @@ -743,8 +747,8 @@ v3d_get_cpu_reset_performance_params(struct drm_file *file_priv,
>   	if (err)
>   		return err;
>   
> -	job->performance_query.count = reset.count;
> -	job->performance_query.nperfmons = reset.nperfmons;
> +	qinfo->count = reset.count;
> +	qinfo->nperfmons = reset.nperfmons;
>   
>   	return 0;
>   }
> @@ -754,6 +758,7 @@ v3d_get_cpu_copy_performance_query_params(struct drm_file *file_priv,
>   					  struct drm_v3d_extension __user *ext,
>   					  struct v3d_cpu_job *job)
>   {
> +	struct v3d_performance_query_info *qinfo = &job->performance_query;
>   	struct drm_v3d_copy_performance_query copy;
>   	int err;
>   
> @@ -775,10 +780,10 @@ v3d_get_cpu_copy_performance_query_params(struct drm_file *file_priv,
>   
>   	job->job_type = V3D_CPU_JOB_TYPE_COPY_PERFORMANCE_QUERY;
>   
> -	job->performance_query.queries = kvmalloc_array(copy.count,
> -							sizeof(struct v3d_performance_query),
> -							GFP_KERNEL);
> -	if (!job->performance_query.queries)
> +	qinfo->queries = kvmalloc_array(copy.count,
> +					sizeof(struct v3d_performance_query),
> +					GFP_KERNEL);
> +	if (!qinfo->queries)
>   		return -ENOMEM;
>   
>   	err = copy_query_info(qinfo, copy.count, copy.nperfmons,
> @@ -788,9 +793,9 @@ v3d_get_cpu_copy_performance_query_params(struct drm_file *file_priv,
>   	if (err)
>   		return err;
>   
> -	job->performance_query.count = copy.count;
> -	job->performance_query.nperfmons = copy.nperfmons;
> -	job->performance_query.ncounters = copy.ncounters;
> +	qinfo->count = copy.count;
> +	qinfo->nperfmons = copy.nperfmons;
> +	qinfo->ncounters = copy.ncounters;
>   
>   	job->copy.do_64bit = copy.do_64bit;
>   	job->copy.do_partial = copy.do_partial;


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