From: Daniel Vetter <daniel.vetter@ffwll.ch>
To: DRI Development <dri-devel@lists.freedesktop.org>
Cc: "Rob Herring" <robh@kernel.org>,
"Tomeu Vizoso" <tomeu.vizoso@collabora.com>,
"Christian König" <christian.koenig@amd.com>,
"Daniel Vetter" <daniel.vetter@ffwll.ch>,
"Intel Graphics Development" <intel-gfx@lists.freedesktop.org>,
"Steven Price" <steven.price@arm.com>,
linaro-mm-sig@lists.linaro.org,
"Alyssa Rosenzweig" <alyssa.rosenzweig@collabora.com>,
"Daniel Vetter" <daniel.vetter@intel.com>,
"Sumit Semwal" <sumit.semwal@linaro.org>,
linux-media@vger.kernel.org
Subject: [Intel-gfx] [PATCH v4 06/18] drm/panfrost: use scheduler dependency tracking
Date: Mon, 12 Jul 2021 19:53:40 +0200 [thread overview]
Message-ID: <20210712175352.802687-7-daniel.vetter@ffwll.ch> (raw)
In-Reply-To: <20210712175352.802687-1-daniel.vetter@ffwll.ch>
Just deletes some code that's now more shared.
Note that thanks to the split into drm_sched_job_init/arm we can now
easily pull the _init() part from under the submission lock way ahead
where we're adding the sync file in-fences as dependencies.
v2: Correctly clean up the partially set up job, now that job_init()
and job_arm() are apart (Emma).
Reviewed-by: Steven Price <steven.price@arm.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: Rob Herring <robh@kernel.org>
Cc: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Cc: Steven Price <steven.price@arm.com>
Cc: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: linux-media@vger.kernel.org
Cc: linaro-mm-sig@lists.linaro.org
---
drivers/gpu/drm/panfrost/panfrost_drv.c | 16 ++++++++---
drivers/gpu/drm/panfrost/panfrost_job.c | 37 +++----------------------
drivers/gpu/drm/panfrost/panfrost_job.h | 5 +---
3 files changed, 17 insertions(+), 41 deletions(-)
diff --git a/drivers/gpu/drm/panfrost/panfrost_drv.c b/drivers/gpu/drm/panfrost/panfrost_drv.c
index 1ffaef5ec5ff..9f53bea07d61 100644
--- a/drivers/gpu/drm/panfrost/panfrost_drv.c
+++ b/drivers/gpu/drm/panfrost/panfrost_drv.c
@@ -218,7 +218,7 @@ panfrost_copy_in_sync(struct drm_device *dev,
if (ret)
goto fail;
- ret = drm_gem_fence_array_add(&job->deps, fence);
+ ret = drm_sched_job_await_fence(&job->base, fence);
if (ret)
goto fail;
@@ -236,7 +236,7 @@ static int panfrost_ioctl_submit(struct drm_device *dev, void *data,
struct drm_panfrost_submit *args = data;
struct drm_syncobj *sync_out = NULL;
struct panfrost_job *job;
- int ret = 0;
+ int ret = 0, slot;
if (!args->jc)
return -EINVAL;
@@ -258,14 +258,20 @@ static int panfrost_ioctl_submit(struct drm_device *dev, void *data,
kref_init(&job->refcount);
- xa_init_flags(&job->deps, XA_FLAGS_ALLOC);
-
job->pfdev = pfdev;
job->jc = args->jc;
job->requirements = args->requirements;
job->flush_id = panfrost_gpu_get_latest_flush_id(pfdev);
job->file_priv = file->driver_priv;
+ slot = panfrost_job_get_slot(job);
+
+ ret = drm_sched_job_init(&job->base,
+ &job->file_priv->sched_entity[slot],
+ NULL);
+ if (ret)
+ goto fail_job_put;
+
ret = panfrost_copy_in_sync(dev, file, args, job);
if (ret)
goto fail_job;
@@ -283,6 +289,8 @@ static int panfrost_ioctl_submit(struct drm_device *dev, void *data,
drm_syncobj_replace_fence(sync_out, job->render_done_fence);
fail_job:
+ drm_sched_job_cleanup(&job->base);
+fail_job_put:
panfrost_job_put(job);
fail_out_sync:
if (sync_out)
diff --git a/drivers/gpu/drm/panfrost/panfrost_job.c b/drivers/gpu/drm/panfrost/panfrost_job.c
index 4bc962763e1f..86c843d8822e 100644
--- a/drivers/gpu/drm/panfrost/panfrost_job.c
+++ b/drivers/gpu/drm/panfrost/panfrost_job.c
@@ -102,7 +102,7 @@ static struct dma_fence *panfrost_fence_create(struct panfrost_device *pfdev, in
return &fence->base;
}
-static int panfrost_job_get_slot(struct panfrost_job *job)
+int panfrost_job_get_slot(struct panfrost_job *job)
{
/* JS0: fragment jobs.
* JS1: vertex/tiler jobs
@@ -242,13 +242,13 @@ static void panfrost_job_hw_submit(struct panfrost_job *job, int js)
static int panfrost_acquire_object_fences(struct drm_gem_object **bos,
int bo_count,
- struct xarray *deps)
+ struct drm_sched_job *job)
{
int i, ret;
for (i = 0; i < bo_count; i++) {
/* panfrost always uses write mode in its current uapi */
- ret = drm_gem_fence_array_add_implicit(deps, bos[i], true);
+ ret = drm_sched_job_await_implicit(job, bos[i], true);
if (ret)
return ret;
}
@@ -269,31 +269,21 @@ static void panfrost_attach_object_fences(struct drm_gem_object **bos,
int panfrost_job_push(struct panfrost_job *job)
{
struct panfrost_device *pfdev = job->pfdev;
- int slot = panfrost_job_get_slot(job);
- struct drm_sched_entity *entity = &job->file_priv->sched_entity[slot];
struct ww_acquire_ctx acquire_ctx;
int ret = 0;
-
ret = drm_gem_lock_reservations(job->bos, job->bo_count,
&acquire_ctx);
if (ret)
return ret;
mutex_lock(&pfdev->sched_lock);
-
- ret = drm_sched_job_init(&job->base, entity, NULL);
- if (ret) {
- mutex_unlock(&pfdev->sched_lock);
- goto unlock;
- }
-
drm_sched_job_arm(&job->base);
job->render_done_fence = dma_fence_get(&job->base.s_fence->finished);
ret = panfrost_acquire_object_fences(job->bos, job->bo_count,
- &job->deps);
+ &job->base);
if (ret) {
mutex_unlock(&pfdev->sched_lock);
goto unlock;
@@ -318,15 +308,8 @@ static void panfrost_job_cleanup(struct kref *ref)
{
struct panfrost_job *job = container_of(ref, struct panfrost_job,
refcount);
- struct dma_fence *fence;
- unsigned long index;
unsigned int i;
- xa_for_each(&job->deps, index, fence) {
- dma_fence_put(fence);
- }
- xa_destroy(&job->deps);
-
dma_fence_put(job->done_fence);
dma_fence_put(job->render_done_fence);
@@ -365,17 +348,6 @@ static void panfrost_job_free(struct drm_sched_job *sched_job)
panfrost_job_put(job);
}
-static struct dma_fence *panfrost_job_dependency(struct drm_sched_job *sched_job,
- struct drm_sched_entity *s_entity)
-{
- struct panfrost_job *job = to_panfrost_job(sched_job);
-
- if (!xa_empty(&job->deps))
- return xa_erase(&job->deps, job->last_dep++);
-
- return NULL;
-}
-
static struct dma_fence *panfrost_job_run(struct drm_sched_job *sched_job)
{
struct panfrost_job *job = to_panfrost_job(sched_job);
@@ -765,7 +737,6 @@ static void panfrost_reset_work(struct work_struct *work)
}
static const struct drm_sched_backend_ops panfrost_sched_ops = {
- .dependency = panfrost_job_dependency,
.run_job = panfrost_job_run,
.timedout_job = panfrost_job_timedout,
.free_job = panfrost_job_free
diff --git a/drivers/gpu/drm/panfrost/panfrost_job.h b/drivers/gpu/drm/panfrost/panfrost_job.h
index 82306a03b57e..77e6d0e6f612 100644
--- a/drivers/gpu/drm/panfrost/panfrost_job.h
+++ b/drivers/gpu/drm/panfrost/panfrost_job.h
@@ -19,10 +19,6 @@ struct panfrost_job {
struct panfrost_device *pfdev;
struct panfrost_file_priv *file_priv;
- /* Contains both explicit and implicit fences */
- struct xarray deps;
- unsigned long last_dep;
-
/* Fence to be signaled by IRQ handler when the job is complete. */
struct dma_fence *done_fence;
@@ -42,6 +38,7 @@ int panfrost_job_init(struct panfrost_device *pfdev);
void panfrost_job_fini(struct panfrost_device *pfdev);
int panfrost_job_open(struct panfrost_file_priv *panfrost_priv);
void panfrost_job_close(struct panfrost_file_priv *panfrost_priv);
+int panfrost_job_get_slot(struct panfrost_job *job);
int panfrost_job_push(struct panfrost_job *job);
void panfrost_job_put(struct panfrost_job *job);
void panfrost_job_enable_interrupts(struct panfrost_device *pfdev);
--
2.32.0
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next prev parent reply other threads:[~2021-07-12 20:02 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-12 17:53 [Intel-gfx] [PATCH v4 00/18] drm/sched dependency tracking and dma-resv fixes Daniel Vetter
2021-07-12 17:53 ` [Intel-gfx] [PATCH v4 01/18] drm/sched: Split drm_sched_job_init Daniel Vetter
2021-07-12 20:22 ` Emma Anholt
2021-07-13 6:40 ` Christian König
2021-07-13 6:53 ` Daniel Vetter
2021-07-12 17:53 ` [Intel-gfx] [PATCH v4 02/18] drm/sched: Barriers are needed for entity->last_scheduled Daniel Vetter
2021-07-13 6:35 ` Christian König
2021-07-13 6:50 ` Daniel Vetter
2021-07-13 7:25 ` Christian König
2021-07-13 9:10 ` Daniel Vetter
2021-07-13 11:20 ` Christian König
2021-07-13 16:11 ` Andrey Grodzovsky
2021-07-13 16:45 ` Daniel Vetter
2021-07-14 22:12 ` Andrey Grodzovsky
2021-07-15 10:16 ` Daniel Vetter
2021-07-12 17:53 ` [Intel-gfx] [PATCH v4 03/18] drm/sched: Add dependency tracking Daniel Vetter
2021-07-27 11:09 ` Daniel Vetter
2021-07-28 11:28 ` [Intel-gfx] [Linaro-mm-sig] " Christian König
2021-07-28 12:09 ` Daniel Vetter
2021-07-28 12:46 ` Christian König
2021-07-28 15:20 ` Melissa Wen
2021-07-12 17:53 ` [Intel-gfx] [PATCH v4 04/18] drm/sched: drop entity parameter from drm_sched_push_job Daniel Vetter
2021-07-12 17:53 ` [Intel-gfx] [PATCH v4 05/18] drm/sched: improve docs around drm_sched_entity Daniel Vetter
2021-07-12 17:53 ` Daniel Vetter [this message]
2021-07-12 17:53 ` [Intel-gfx] [PATCH v4 07/18] drm/lima: use scheduler dependency tracking Daniel Vetter
2021-07-12 17:53 ` [Intel-gfx] [PATCH v4 08/18] drm/v3d: Move drm_sched_job_init to v3d_job_init Daniel Vetter
2021-07-14 9:34 ` Melissa Wen
2021-07-12 17:53 ` [Intel-gfx] [PATCH v4 09/18] drm/v3d: Use scheduler dependency handling Daniel Vetter
2021-07-14 9:37 ` Melissa Wen
2021-07-12 17:53 ` [Intel-gfx] [PATCH v4 10/18] drm/etnaviv: " Daniel Vetter
2021-07-12 17:53 ` [Intel-gfx] [PATCH v4 11/18] drm/gem: Delete gem array fencing helpers Daniel Vetter
2021-07-12 17:53 ` [Intel-gfx] [PATCH v4 12/18] drm/sched: Don't store self-dependencies Daniel Vetter
2021-07-12 17:53 ` [Intel-gfx] [PATCH v4 13/18] drm/sched: Check locking in drm_sched_job_await_implicit Daniel Vetter
2021-07-12 17:53 ` [Intel-gfx] [PATCH v4 14/18] drm/msm: Don't break exclusive fence ordering Daniel Vetter
2021-07-13 16:55 ` Rob Clark
2021-07-13 16:58 ` Daniel Vetter
2021-07-13 17:46 ` Rob Clark
2021-07-13 17:45 ` Daniel Vetter
2021-07-12 17:53 ` [Intel-gfx] [PATCH v4 15/18] drm/etnaviv: " Daniel Vetter
2021-07-12 17:53 ` [Intel-gfx] [PATCH v4 16/18] drm/i915: delete exclude argument from i915_sw_fence_await_reservation Daniel Vetter
2021-07-12 17:53 ` [Intel-gfx] [PATCH v4 17/18] drm/i915: Don't break exclusive fence ordering Daniel Vetter
2021-07-12 17:53 ` [Intel-gfx] [PATCH v4 18/18] dma-resv: Give the docs a do-over Daniel Vetter
2021-07-12 20:47 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for drm/sched dependency tracking and dma-resv fixes (rev3) Patchwork
2021-07-12 21:13 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2021-07-12 23:43 ` [Intel-gfx] ✗ Fi.CI.IGT: failure " Patchwork
2021-07-27 11:51 ` [Intel-gfx] [PATCH v4 00/18] drm/sched dependency tracking and dma-resv fixes Boris Brezillon
2021-07-27 14:47 ` Melissa Wen
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