On 07/12, Daniel Vetter wrote:
> Prep work for using the scheduler dependency handling. We need to call
> drm_sched_job_init earlier so we can use the new drm_sched_job_await*
> functions for dependency handling here.
>
> v2: Slightly better commit message and rebase to include the
> drm_sched_job_arm() call (Emma).
>
> v3: Cleanup jobs under construction correctly (Emma)
>
> Cc: Melissa Wen <melissa....@gmail.com>
> Signed-off-by: Daniel Vetter <daniel.vet...@intel.com>
> Cc: Emma Anholt <e...@anholt.net>
> ---
> drivers/gpu/drm/v3d/v3d_drv.h | 1 +
> drivers/gpu/drm/v3d/v3d_gem.c | 88 ++++++++++++++-------------------
> drivers/gpu/drm/v3d/v3d_sched.c | 15 +++---
> 3 files changed, 44 insertions(+), 60 deletions(-)
>
> diff --git a/drivers/gpu/drm/v3d/v3d_drv.h b/drivers/gpu/drm/v3d/v3d_drv.h
> index 8a390738d65b..1d870261eaac 100644
> --- a/drivers/gpu/drm/v3d/v3d_drv.h
> +++ b/drivers/gpu/drm/v3d/v3d_drv.h
> @@ -332,6 +332,7 @@ int v3d_submit_csd_ioctl(struct drm_device *dev, void
> *data,
> struct drm_file *file_priv);
> int v3d_wait_bo_ioctl(struct drm_device *dev, void *data,
> struct drm_file *file_priv);
> +void v3d_job_cleanup(struct v3d_job *job);
> void v3d_job_put(struct v3d_job *job);
> void v3d_reset(struct v3d_dev *v3d);
> void v3d_invalidate_caches(struct v3d_dev *v3d);
> diff --git a/drivers/gpu/drm/v3d/v3d_gem.c b/drivers/gpu/drm/v3d/v3d_gem.c
> index 69ac20e11b09..5eccd3658938 100644
> --- a/drivers/gpu/drm/v3d/v3d_gem.c
> +++ b/drivers/gpu/drm/v3d/v3d_gem.c
> @@ -392,6 +392,12 @@ v3d_render_job_free(struct kref *ref)
> v3d_job_free(ref);
> }
>
> +void v3d_job_cleanup(struct v3d_job *job)
> +{
> + drm_sched_job_cleanup(&job->base);
> + v3d_job_put(job);
> +}
> +
> void v3d_job_put(struct v3d_job *job)
> {
> kref_put(&job->refcount, job->free);
> @@ -433,9 +439,10 @@ v3d_wait_bo_ioctl(struct drm_device *dev, void *data,
> static int
> v3d_job_init(struct v3d_dev *v3d, struct drm_file *file_priv,
> struct v3d_job *job, void (*free)(struct kref *ref),
> - u32 in_sync)
> + u32 in_sync, enum v3d_queue queue)
> {
> struct dma_fence *in_fence = NULL;
> + struct v3d_file_priv *v3d_priv = file_priv->driver_priv;
> int ret;
>
> job->v3d = v3d;
> @@ -446,35 +453,33 @@ v3d_job_init(struct v3d_dev *v3d, struct drm_file
> *file_priv,
> return ret;
>
> xa_init_flags(&job->deps, XA_FLAGS_ALLOC);
> + ret = drm_sched_job_init(&job->base, &v3d_priv->sched_entity[queue],
> + v3d_priv);
> + if (ret)
> + goto fail;
>
> ret = drm_syncobj_find_fence(file_priv, in_sync, 0, 0, &in_fence);
> if (ret == -EINVAL)
> - goto fail;
> + goto fail_job;
>
> ret = drm_gem_fence_array_add(&job->deps, in_fence);
> if (ret)
> - goto fail;
> + goto fail_job;
>
> kref_init(&job->refcount);
>
> return 0;
> +fail_job:
> + drm_sched_job_cleanup(&job->base);
> fail:
> xa_destroy(&job->deps);
> pm_runtime_put_autosuspend(v3d->drm.dev);
> return ret;
> }
>
> -static int
> -v3d_push_job(struct v3d_file_priv *v3d_priv,
> - struct v3d_job *job, enum v3d_queue queue)
> +static void
> +v3d_push_job(struct v3d_job *job)
> {
> - int ret;
> -
> - ret = drm_sched_job_init(&job->base, &v3d_priv->sched_entity[queue],
> - v3d_priv);
> - if (ret)
> - return ret;
> -
> drm_sched_job_arm(&job->base);
>
> job->done_fence = dma_fence_get(&job->base.s_fence->finished);
> @@ -483,8 +488,6 @@ v3d_push_job(struct v3d_file_priv *v3d_priv,
> kref_get(&job->refcount);
>
> drm_sched_entity_push_job(&job->base);
> -
> - return 0;
> }
>
> static void
> @@ -530,7 +533,6 @@ v3d_submit_cl_ioctl(struct drm_device *dev, void *data,
> struct drm_file *file_priv)
> {
> struct v3d_dev *v3d = to_v3d_dev(dev);
> - struct v3d_file_priv *v3d_priv = file_priv->driver_priv;
> struct drm_v3d_submit_cl *args = data;
> struct v3d_bin_job *bin = NULL;
> struct v3d_render_job *render;
> @@ -556,7 +558,7 @@ v3d_submit_cl_ioctl(struct drm_device *dev, void *data,
> INIT_LIST_HEAD(&render->unref_list);
>
> ret = v3d_job_init(v3d, file_priv, &render->base,
> - v3d_render_job_free, args->in_sync_rcl);
> + v3d_render_job_free, args->in_sync_rcl, V3D_RENDER);
> if (ret) {
> kfree(render);
> return ret;
> @@ -570,7 +572,7 @@ v3d_submit_cl_ioctl(struct drm_device *dev, void *data,
> }
>
> ret = v3d_job_init(v3d, file_priv, &bin->base,
> - v3d_job_free, args->in_sync_bcl);
> + v3d_job_free, args->in_sync_bcl, V3D_BIN);
> if (ret) {
> v3d_job_put(&render->base);
> kfree(bin);
> @@ -592,7 +594,7 @@ v3d_submit_cl_ioctl(struct drm_device *dev, void *data,
> goto fail;
> }
>
> - ret = v3d_job_init(v3d, file_priv, clean_job, v3d_job_free, 0);
> + ret = v3d_job_init(v3d, file_priv, clean_job, v3d_job_free, 0,
> V3D_CACHE_CLEAN);
> if (ret) {
> kfree(clean_job);
> clean_job = NULL;
> @@ -615,9 +617,7 @@ v3d_submit_cl_ioctl(struct drm_device *dev, void *data,
>
> mutex_lock(&v3d->sched_lock);
> if (bin) {
> - ret = v3d_push_job(v3d_priv, &bin->base, V3D_BIN);
> - if (ret)
> - goto fail_unreserve;
> + v3d_push_job(&bin->base);
>
> ret = drm_gem_fence_array_add(&render->base.deps,
>
> dma_fence_get(bin->base.done_fence));
> @@ -625,9 +625,7 @@ v3d_submit_cl_ioctl(struct drm_device *dev, void *data,
> goto fail_unreserve;
> }
>
> - ret = v3d_push_job(v3d_priv, &render->base, V3D_RENDER);
> - if (ret)
> - goto fail_unreserve;
> + v3d_push_job(&render->base);
>
> if (clean_job) {
> struct dma_fence *render_fence =
> @@ -635,9 +633,7 @@ v3d_submit_cl_ioctl(struct drm_device *dev, void *data,
> ret = drm_gem_fence_array_add(&clean_job->deps, render_fence);
> if (ret)
> goto fail_unreserve;
> - ret = v3d_push_job(v3d_priv, clean_job, V3D_CACHE_CLEAN);
> - if (ret)
> - goto fail_unreserve;
> + v3d_push_job(clean_job);
> }
>
> mutex_unlock(&v3d->sched_lock);
> @@ -662,10 +658,10 @@ v3d_submit_cl_ioctl(struct drm_device *dev, void *data,
> last_job->bo_count, &acquire_ctx);
> fail:
> if (bin)
> - v3d_job_put(&bin->base);
> - v3d_job_put(&render->base);
> + v3d_job_cleanup(&bin->base);
> + v3d_job_cleanup(&render->base);
> if (clean_job)
> - v3d_job_put(clean_job);
> + v3d_job_cleanup(clean_job);
>
> return ret;
> }
> @@ -684,7 +680,6 @@ v3d_submit_tfu_ioctl(struct drm_device *dev, void *data,
> struct drm_file *file_priv)
> {
> struct v3d_dev *v3d = to_v3d_dev(dev);
> - struct v3d_file_priv *v3d_priv = file_priv->driver_priv;
> struct drm_v3d_submit_tfu *args = data;
> struct v3d_tfu_job *job;
> struct ww_acquire_ctx acquire_ctx;
> @@ -697,7 +692,7 @@ v3d_submit_tfu_ioctl(struct drm_device *dev, void *data,
> return -ENOMEM;
>
> ret = v3d_job_init(v3d, file_priv, &job->base,
> - v3d_job_free, args->in_sync);
> + v3d_job_free, args->in_sync, V3D_TFU);
> if (ret) {
> kfree(job);
> return ret;
> @@ -741,9 +736,7 @@ v3d_submit_tfu_ioctl(struct drm_device *dev, void *data,
> goto fail;
>
> mutex_lock(&v3d->sched_lock);
> - ret = v3d_push_job(v3d_priv, &job->base, V3D_TFU);
> - if (ret)
> - goto fail_unreserve;
> + v3d_push_job(&job->base);
> mutex_unlock(&v3d->sched_lock);
>
> v3d_attach_fences_and_unlock_reservation(file_priv,
> @@ -755,12 +748,8 @@ v3d_submit_tfu_ioctl(struct drm_device *dev, void *data,
>
> return 0;
>
> -fail_unreserve:
> - mutex_unlock(&v3d->sched_lock);
> - drm_gem_unlock_reservations(job->base.bo, job->base.bo_count,
> - &acquire_ctx);
> fail:
> - v3d_job_put(&job->base);
> + v3d_job_cleanup(&job->base);
>
> return ret;
> }
> @@ -779,7 +768,6 @@ v3d_submit_csd_ioctl(struct drm_device *dev, void *data,
> struct drm_file *file_priv)
> {
> struct v3d_dev *v3d = to_v3d_dev(dev);
> - struct v3d_file_priv *v3d_priv = file_priv->driver_priv;
> struct drm_v3d_submit_csd *args = data;
> struct v3d_csd_job *job;
> struct v3d_job *clean_job;
> @@ -798,7 +786,7 @@ v3d_submit_csd_ioctl(struct drm_device *dev, void *data,
> return -ENOMEM;
>
> ret = v3d_job_init(v3d, file_priv, &job->base,
> - v3d_job_free, args->in_sync);
> + v3d_job_free, args->in_sync, V3D_CSD);
> if (ret) {
> kfree(job);
> return ret;
> @@ -811,7 +799,7 @@ v3d_submit_csd_ioctl(struct drm_device *dev, void *data,
> return -ENOMEM;
> }
>
> - ret = v3d_job_init(v3d, file_priv, clean_job, v3d_job_free, 0);
> + ret = v3d_job_init(v3d, file_priv, clean_job, v3d_job_free, 0,
> V3D_CACHE_CLEAN);
> if (ret) {
> v3d_job_put(&job->base);
> kfree(clean_job);
> @@ -830,18 +818,14 @@ v3d_submit_csd_ioctl(struct drm_device *dev, void *data,
> goto fail;
>
> mutex_lock(&v3d->sched_lock);
> - ret = v3d_push_job(v3d_priv, &job->base, V3D_CSD);
> - if (ret)
> - goto fail_unreserve;
> + v3d_push_job(&job->base);
>
> ret = drm_gem_fence_array_add(&clean_job->deps,
> dma_fence_get(job->base.done_fence));
> if (ret)
> goto fail_unreserve;
>
> - ret = v3d_push_job(v3d_priv, clean_job, V3D_CACHE_CLEAN);
> - if (ret)
> - goto fail_unreserve;
> + v3d_push_job(clean_job);
> mutex_unlock(&v3d->sched_lock);
>
> v3d_attach_fences_and_unlock_reservation(file_priv,
> @@ -860,8 +844,8 @@ v3d_submit_csd_ioctl(struct drm_device *dev, void *data,
> drm_gem_unlock_reservations(clean_job->bo, clean_job->bo_count,
> &acquire_ctx);
> fail:
> - v3d_job_put(&job->base);
> - v3d_job_put(clean_job);
> + v3d_job_cleanup(&job->base);
> + v3d_job_cleanup(clean_job);
>
> return ret;
> }
> diff --git a/drivers/gpu/drm/v3d/v3d_sched.c b/drivers/gpu/drm/v3d/v3d_sched.c
> index a39bdd5cfc4f..3f352d73af9c 100644
> --- a/drivers/gpu/drm/v3d/v3d_sched.c
> +++ b/drivers/gpu/drm/v3d/v3d_sched.c
> @@ -55,12 +55,11 @@ to_csd_job(struct drm_sched_job *sched_job)
> }
>
> static void
> -v3d_job_free(struct drm_sched_job *sched_job)
> +v3d_sched_job_free(struct drm_sched_job *sched_job)
> {
> struct v3d_job *job = to_v3d_job(sched_job);
>
> - drm_sched_job_cleanup(sched_job);
> - v3d_job_put(job);
> + v3d_job_cleanup(job);
> }
>
> /*
> @@ -360,35 +359,35 @@ static const struct drm_sched_backend_ops
> v3d_bin_sched_ops = {
> .dependency = v3d_job_dependency,
> .run_job = v3d_bin_job_run,
> .timedout_job = v3d_bin_job_timedout,
> - .free_job = v3d_job_free,
> + .free_job = v3d_sched_job_free,
> };
>
> static const struct drm_sched_backend_ops v3d_render_sched_ops = {
> .dependency = v3d_job_dependency,
> .run_job = v3d_render_job_run,
> .timedout_job = v3d_render_job_timedout,
> - .free_job = v3d_job_free,
> + .free_job = v3d_sched_job_free,
> };
>
> static const struct drm_sched_backend_ops v3d_tfu_sched_ops = {
> .dependency = v3d_job_dependency,
> .run_job = v3d_tfu_job_run,
> .timedout_job = v3d_generic_job_timedout,
> - .free_job = v3d_job_free,
> + .free_job = v3d_sched_job_free,
> };
>
> static const struct drm_sched_backend_ops v3d_csd_sched_ops = {
> .dependency = v3d_job_dependency,
> .run_job = v3d_csd_job_run,
> .timedout_job = v3d_csd_job_timedout,
> - .free_job = v3d_job_free
> + .free_job = v3d_sched_job_free
> };
>
> static const struct drm_sched_backend_ops v3d_cache_clean_sched_ops = {
> .dependency = v3d_job_dependency,
> .run_job = v3d_cache_clean_job_run,
> .timedout_job = v3d_generic_job_timedout,
> - .free_job = v3d_job_free
> + .free_job = v3d_sched_job_free
> };
Hi Daniel,lgtm too. Reviewed-by: Melissa Wen <m...@igalia.com> Thanks, Melissa > > int > -- > 2.32.0 >
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