Not needed anymore.
Signed-off-by: Christian König <deathsimple@xxxxxxxxxxx>
---
drivers/gpu/drm/radeon/radeon.h | 44 +-------------------------------
drivers/gpu/drm/radeon/radeon_cs.c | 10 +++---
drivers/gpu/drm/radeon/radeon_device.c | 2 +-
drivers/gpu/drm/radeon/radeon_gart.c | 16 ++++++------
drivers/gpu/drm/radeon/radeon_gem.c | 4 +-
5 files changed, 17 insertions(+), 59 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index cfd00a9..b48b84c 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -155,48 +155,6 @@ static inline int radeon_atrm_get_bios_chunk(uint8_t *bios, int offset, int len)
#endif
bool radeon_get_bios(struct radeon_device *rdev);
-
-/*
- * Mutex which allows recursive locking from the same process.
- */
-struct radeon_mutex {
- struct mutex mutex;
- struct task_struct *owner;
- int level;
-};
-
-static inline void radeon_mutex_init(struct radeon_mutex *mutex)
-{
- mutex_init(&mutex->mutex);
- mutex->owner = NULL;
- mutex->level = 0;
-}
-
-static inline void radeon_mutex_lock(struct radeon_mutex *mutex)
-{
- if (mutex_trylock(&mutex->mutex)) {
- /* The mutex was unlocked before, so it's ours now */
- mutex->owner = current;
- } else if (mutex->owner != current) {
- /* Another process locked the mutex, take it */
- mutex_lock(&mutex->mutex);
- mutex->owner = current;
- }
- /* Otherwise the mutex was already locked by this process */
-
- mutex->level++;
-}
-
-static inline void radeon_mutex_unlock(struct radeon_mutex *mutex)
-{
- if (--mutex->level > 0)
- return;
-
- mutex->owner = NULL;
- mutex_unlock(&mutex->mutex);
-}
-
-
/*
* Dummy page
*/
@@ -1509,7 +1467,7 @@ struct radeon_device {
struct radeon_gem gem;
struct radeon_pm pm;
uint32_t bios_scratch[RADEON_BIOS_NUM_SCRATCH];
- struct radeon_mutex cs_mutex;
+ struct mutex cs_mutex;
struct radeon_wb wb;
struct radeon_dummy_page dummy_page;
bool shutdown;
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index 02eee4b..c3273b8 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -512,9 +512,9 @@ int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
struct radeon_cs_parser parser;
int r;
- radeon_mutex_lock(&rdev->cs_mutex);
+ mutex_lock(&rdev->cs_mutex);
if (!rdev->accel_working) {
- radeon_mutex_unlock(&rdev->cs_mutex);
+ mutex_unlock(&rdev->cs_mutex);
return -EBUSY;
}
/* initialize parser */
@@ -528,7 +528,7 @@ int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
DRM_ERROR("Failed to initialize parser !\n");
radeon_cs_parser_fini(&parser, r);
r = radeon_cs_handle_lockup(rdev, r);
- radeon_mutex_unlock(&rdev->cs_mutex);
+ mutex_unlock(&rdev->cs_mutex);
return r;
}
r = radeon_cs_parser_relocs(&parser);
@@ -537,7 +537,7 @@ int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
DRM_ERROR("Failed to parse relocation %d!\n", r);
radeon_cs_parser_fini(&parser, r);
r = radeon_cs_handle_lockup(rdev, r);
- radeon_mutex_unlock(&rdev->cs_mutex);
+ mutex_unlock(&rdev->cs_mutex);
return r;
}
r = radeon_cs_ib_chunk(rdev, &parser);
@@ -551,7 +551,7 @@ int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
out:
radeon_cs_parser_fini(&parser, r);
r = radeon_cs_handle_lockup(rdev, r);
- radeon_mutex_unlock(&rdev->cs_mutex);
+ mutex_unlock(&rdev->cs_mutex);
return r;
}
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 8a4a210..94f8561 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -722,7 +722,7 @@ int radeon_device_init(struct radeon_device *rdev,
/* mutex initialization are all done here so we
* can recall function without having locking issues */
- radeon_mutex_init(&rdev->cs_mutex);
+ mutex_init(&rdev->cs_mutex);
for (i = 0; i < RADEON_NUM_RINGS; ++i)
mutex_init(&rdev->ring[i].mutex);
mutex_init(&rdev->dc_hw_i2c_mutex);
diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c
index 8eba1c6..71b28e91 100644
--- a/drivers/gpu/drm/radeon/radeon_gart.c
+++ b/drivers/gpu/drm/radeon/radeon_gart.c
@@ -356,13 +356,13 @@ int radeon_vm_manager_suspend(struct radeon_device *rdev)
{
struct radeon_vm *vm, *tmp;
- radeon_mutex_lock(&rdev->cs_mutex);
+ mutex_lock(&rdev->cs_mutex);
/* unbind all active vm */
list_for_each_entry_safe(vm, tmp, &rdev->vm_manager.lru_vm, list) {
radeon_vm_unbind_locked(rdev, vm);
}
rdev->vm_manager.funcs->fini(rdev);
- radeon_mutex_unlock(&rdev->cs_mutex);
+ mutex_unlock(&rdev->cs_mutex);
return radeon_sa_bo_manager_suspend(rdev, &rdev->vm_manager.sa_manager);
}
@@ -478,9 +478,9 @@ int radeon_vm_bo_add(struct radeon_device *rdev,
if (last_pfn > vm->last_pfn) {
/* grow va space 32M by 32M */
unsigned align = ((32 << 20) >> 12) - 1;
- radeon_mutex_lock(&rdev->cs_mutex);
+ mutex_lock(&rdev->cs_mutex);
radeon_vm_unbind_locked(rdev, vm);
- radeon_mutex_unlock(&rdev->cs_mutex);
+ mutex_unlock(&rdev->cs_mutex);
vm->last_pfn = (last_pfn + align) & ~align;
}
head = &vm->va;
@@ -596,9 +596,9 @@ int radeon_vm_bo_rmv(struct radeon_device *rdev,
return 0;
mutex_lock(&vm->mutex);
- radeon_mutex_lock(&rdev->cs_mutex);
+ mutex_lock(&rdev->cs_mutex);
radeon_vm_bo_update_pte(rdev, vm, bo, NULL);
- radeon_mutex_unlock(&rdev->cs_mutex);
+ mutex_unlock(&rdev->cs_mutex);
list_del(&bo_va->vm_list);
mutex_unlock(&vm->mutex);
list_del(&bo_va->bo_list);
@@ -643,9 +643,9 @@ void radeon_vm_fini(struct radeon_device *rdev, struct radeon_vm *vm)
mutex_lock(&vm->mutex);
- radeon_mutex_lock(&rdev->cs_mutex);
+ mutex_lock(&rdev->cs_mutex);
radeon_vm_unbind_locked(rdev, vm);
- radeon_mutex_unlock(&rdev->cs_mutex);
+ mutex_unlock(&rdev->cs_mutex);
/* remove all bo */
r = radeon_bo_reserve(rdev->sa_manager.bo, false);
diff --git a/drivers/gpu/drm/radeon/radeon_gem.c b/drivers/gpu/drm/radeon/radeon_gem.c
index e15cb1f..bd4521e 100644
--- a/drivers/gpu/drm/radeon/radeon_gem.c
+++ b/drivers/gpu/drm/radeon/radeon_gem.c
@@ -157,11 +157,11 @@ void radeon_gem_object_close(struct drm_gem_object *obj,
static int radeon_gem_handle_lockup(struct radeon_device *rdev, int r)
{
if (r == -EDEADLK) {
- radeon_mutex_lock(&rdev->cs_mutex);
+ mutex_lock(&rdev->cs_mutex);
r = radeon_gpu_reset(rdev);
if (!r)
r = -EAGAIN;
- radeon_mutex_unlock(&rdev->cs_mutex);
+ mutex_unlock(&rdev->cs_mutex);
}
return r;
}
--
1.7.5.4
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