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authorLuben Tuikov <luben.tuikov@amd.com>2023-10-15 04:15:35 +0300
committerLuben Tuikov <luben.tuikov@amd.com>2023-10-26 19:03:47 +0300
commit56e449603f0ac580700621a356d35d5716a62ce5 (patch)
tree8e8984d0c4cb5a7a3a7bd9a8b879352eb9f22c50 /drivers/gpu/drm/v3d
parent3ddba96b0d7e714dee4db5aed4f7d413be43b4ba (diff)
downloadlinux-56e449603f0ac580700621a356d35d5716a62ce5.tar.xz
drm/sched: Convert the GPU scheduler to variable number of run-queues
The GPU scheduler has now a variable number of run-queues, which are set up at drm_sched_init() time. This way, each driver announces how many run-queues it requires (supports) per each GPU scheduler it creates. Note, that run-queues correspond to scheduler "priorities", thus if the number of run-queues is set to 1 at drm_sched_init(), then that scheduler supports a single run-queue, i.e. single "priority". If a driver further sets a single entity per run-queue, then this creates a 1-to-1 correspondence between a scheduler and a scheduled entity. Cc: Lucas Stach <l.stach@pengutronix.de> Cc: Russell King <linux+etnaviv@armlinux.org.uk> Cc: Qiang Yu <yuq825@gmail.com> Cc: Rob Clark <robdclark@gmail.com> Cc: Abhinav Kumar <quic_abhinavk@quicinc.com> Cc: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> Cc: Danilo Krummrich <dakr@redhat.com> Cc: Matthew Brost <matthew.brost@intel.com> Cc: Boris Brezillon <boris.brezillon@collabora.com> Cc: Alex Deucher <alexander.deucher@amd.com> Cc: Christian König <christian.koenig@amd.com> Cc: Emma Anholt <emma@anholt.net> Cc: etnaviv@lists.freedesktop.org Cc: lima@lists.freedesktop.org Cc: linux-arm-msm@vger.kernel.org Cc: freedreno@lists.freedesktop.org Cc: nouveau@lists.freedesktop.org Cc: dri-devel@lists.freedesktop.org Signed-off-by: Luben Tuikov <luben.tuikov@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Link: https://lore.kernel.org/r/20231023032251.164775-1-luben.tuikov@amd.com
Diffstat (limited to 'drivers/gpu/drm/v3d')
-rw-r--r--drivers/gpu/drm/v3d/v3d_sched.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/v3d/v3d_sched.c b/drivers/gpu/drm/v3d/v3d_sched.c
index 06238e6d7f5c..038e1ae589c7 100644
--- a/drivers/gpu/drm/v3d/v3d_sched.c
+++ b/drivers/gpu/drm/v3d/v3d_sched.c
@@ -389,6 +389,7 @@ v3d_sched_init(struct v3d_dev *v3d)
ret = drm_sched_init(&v3d->queue[V3D_BIN].sched,
&v3d_bin_sched_ops,
+ DRM_SCHED_PRIORITY_COUNT,
hw_jobs_limit, job_hang_limit,
msecs_to_jiffies(hang_limit_ms), NULL,
NULL, "v3d_bin", v3d->drm.dev);
@@ -397,6 +398,7 @@ v3d_sched_init(struct v3d_dev *v3d)
ret = drm_sched_init(&v3d->queue[V3D_RENDER].sched,
&v3d_render_sched_ops,
+ DRM_SCHED_PRIORITY_COUNT,
hw_jobs_limit, job_hang_limit,
msecs_to_jiffies(hang_limit_ms), NULL,
NULL, "v3d_render", v3d->drm.dev);
@@ -405,6 +407,7 @@ v3d_sched_init(struct v3d_dev *v3d)
ret = drm_sched_init(&v3d->queue[V3D_TFU].sched,
&v3d_tfu_sched_ops,
+ DRM_SCHED_PRIORITY_COUNT,
hw_jobs_limit, job_hang_limit,
msecs_to_jiffies(hang_limit_ms), NULL,
NULL, "v3d_tfu", v3d->drm.dev);
@@ -414,6 +417,7 @@ v3d_sched_init(struct v3d_dev *v3d)
if (v3d_has_csd(v3d)) {
ret = drm_sched_init(&v3d->queue[V3D_CSD].sched,
&v3d_csd_sched_ops,
+ DRM_SCHED_PRIORITY_COUNT,
hw_jobs_limit, job_hang_limit,
msecs_to_jiffies(hang_limit_ms), NULL,
NULL, "v3d_csd", v3d->drm.dev);
@@ -422,6 +426,7 @@ v3d_sched_init(struct v3d_dev *v3d)
ret = drm_sched_init(&v3d->queue[V3D_CACHE_CLEAN].sched,
&v3d_cache_clean_sched_ops,
+ DRM_SCHED_PRIORITY_COUNT,
hw_jobs_limit, job_hang_limit,
msecs_to_jiffies(hang_limit_ms), NULL,
NULL, "v3d_cache_clean", v3d->drm.dev);