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authorLucas Stach <l.stach@pengutronix.de>2017-12-06 17:49:40 +0100
committerAlex Deucher <alexander.deucher@amd.com>2017-12-07 11:52:14 -0500
commit4983e48c8539282be15f660bdd2c4260467b1190 (patch)
tree676060a54b0ec63ae5c81f4a04adb4a7880befe5 /drivers/gpu
parent1b1f42d8fde4fef1ed7873bf5aa91755f8c3de35 (diff)
drm/sched: move fence slab handling to module init/exit
This is the only part of the scheduler which must not be called from different drivers. Move it to module init/exit so it is done a single time when loading the scheduler. Reviewed-by: Chunming Zhou <david1.zhou@amd.com> Tested-by: Dieter Nützel <Dieter@nuetzel-hh.de> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Lucas Stach <l.stach@pengutronix.de> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c8
-rw-r--r--drivers/gpu/drm/scheduler/sched_fence.c12
2 files changed, 8 insertions, 12 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index 1d8011bca182..51b76688ab90 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -912,10 +912,6 @@ static int __init amdgpu_init(void)
if (r)
goto error_fence;
- r = drm_sched_fence_slab_init();
- if (r)
- goto error_sched;
-
if (vgacon_text_force()) {
DRM_ERROR("VGACON disables amdgpu kernel modesetting.\n");
return -EINVAL;
@@ -928,9 +924,6 @@ static int __init amdgpu_init(void)
/* let modprobe override vga console setting */
return pci_register_driver(pdriver);
-error_sched:
- amdgpu_fence_slab_fini();
-
error_fence:
amdgpu_sync_fini();
@@ -944,7 +937,6 @@ static void __exit amdgpu_exit(void)
pci_unregister_driver(pdriver);
amdgpu_unregister_atpx_handler();
amdgpu_sync_fini();
- drm_sched_fence_slab_fini();
amdgpu_fence_slab_fini();
}
diff --git a/drivers/gpu/drm/scheduler/sched_fence.c b/drivers/gpu/drm/scheduler/sched_fence.c
index f6f2955890c4..69aab086b913 100644
--- a/drivers/gpu/drm/scheduler/sched_fence.c
+++ b/drivers/gpu/drm/scheduler/sched_fence.c
@@ -29,7 +29,7 @@
static struct kmem_cache *sched_fence_slab;
-int drm_sched_fence_slab_init(void)
+static int __init drm_sched_fence_slab_init(void)
{
sched_fence_slab = kmem_cache_create(
"drm_sched_fence", sizeof(struct drm_sched_fence), 0,
@@ -39,14 +39,12 @@ int drm_sched_fence_slab_init(void)
return 0;
}
-EXPORT_SYMBOL_GPL(drm_sched_fence_slab_init);
-void drm_sched_fence_slab_fini(void)
+static void __exit drm_sched_fence_slab_fini(void)
{
rcu_barrier();
kmem_cache_destroy(sched_fence_slab);
}
-EXPORT_SYMBOL_GPL(drm_sched_fence_slab_fini);
void drm_sched_fence_scheduled(struct drm_sched_fence *fence)
{
@@ -185,3 +183,9 @@ struct drm_sched_fence *drm_sched_fence_create(struct drm_sched_entity *entity,
return fence;
}
+
+module_init(drm_sched_fence_slab_init);
+module_exit(drm_sched_fence_slab_fini);
+
+MODULE_DESCRIPTION("DRM GPU scheduler");
+MODULE_LICENSE("GPL and additional rights");