[PATCH 10/19] drm/radeon: make sa bo a stand alone object
Christian König
deathsimple at vodafone.de
Wed May 9 06:34:53 PDT 2012
Allocating and freeing it seperately.
Signed-off-by: Christian König <deathsimple at vodafone.de>
---
drivers/gpu/drm/radeon/radeon.h | 4 ++--
drivers/gpu/drm/radeon/radeon_cs.c | 4 ++--
drivers/gpu/drm/radeon/radeon_gart.c | 4 ++--
drivers/gpu/drm/radeon/radeon_object.h | 4 ++--
drivers/gpu/drm/radeon/radeon_ring.c | 6 +++---
drivers/gpu/drm/radeon/radeon_sa.c | 28 +++++++++++++++++++---------
drivers/gpu/drm/radeon/radeon_semaphore.c | 4 ++--
7 files changed, 32 insertions(+), 22 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index d1c2154..9374ab1 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -638,7 +638,7 @@ void radeon_irq_kms_pflip_irq_put(struct radeon_device *rdev, int crtc);
*/
struct radeon_ib {
- struct radeon_sa_bo sa_bo;
+ struct radeon_sa_bo *sa_bo;
unsigned idx;
uint32_t length_dw;
uint64_t gpu_addr;
@@ -693,7 +693,7 @@ struct radeon_vm {
unsigned last_pfn;
u64 pt_gpu_addr;
u64 *pt;
- struct radeon_sa_bo sa_bo;
+ struct radeon_sa_bo *sa_bo;
struct mutex mutex;
/* last fence for cs using this vm */
struct radeon_fence *fence;
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index b778037..5c065bf 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -477,7 +477,7 @@ static int radeon_cs_ib_vm_chunk(struct radeon_device *rdev,
/* ib pool is bind at 0 in virtual address space to gpu_addr is the
* offset inside the pool bo
*/
- parser->const_ib->gpu_addr = parser->const_ib->sa_bo.soffset;
+ parser->const_ib->gpu_addr = parser->const_ib->sa_bo->soffset;
r = radeon_ib_schedule(rdev, parser->const_ib);
if (r)
goto out;
@@ -487,7 +487,7 @@ static int radeon_cs_ib_vm_chunk(struct radeon_device *rdev,
/* ib pool is bind at 0 in virtual address space to gpu_addr is the
* offset inside the pool bo
*/
- parser->ib->gpu_addr = parser->ib->sa_bo.soffset;
+ parser->ib->gpu_addr = parser->ib->sa_bo->soffset;
parser->ib->is_const_ib = false;
r = radeon_ib_schedule(rdev, parser->ib);
out:
diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c
index 4a5d9d4..c5789ef 100644
--- a/drivers/gpu/drm/radeon/radeon_gart.c
+++ b/drivers/gpu/drm/radeon/radeon_gart.c
@@ -404,8 +404,8 @@ retry:
radeon_vm_unbind(rdev, vm_evict);
goto retry;
}
- vm->pt = radeon_sa_bo_cpu_addr(&vm->sa_bo);
- vm->pt_gpu_addr = radeon_sa_bo_gpu_addr(&vm->sa_bo);
+ vm->pt = radeon_sa_bo_cpu_addr(vm->sa_bo);
+ vm->pt_gpu_addr = radeon_sa_bo_gpu_addr(vm->sa_bo);
memset(vm->pt, 0, RADEON_GPU_PAGE_ALIGN(vm->last_pfn * 8));
retry_id:
diff --git a/drivers/gpu/drm/radeon/radeon_object.h b/drivers/gpu/drm/radeon/radeon_object.h
index 99ab46a..4fc7f07 100644
--- a/drivers/gpu/drm/radeon/radeon_object.h
+++ b/drivers/gpu/drm/radeon/radeon_object.h
@@ -168,10 +168,10 @@ extern int radeon_sa_bo_manager_suspend(struct radeon_device *rdev,
struct radeon_sa_manager *sa_manager);
extern int radeon_sa_bo_new(struct radeon_device *rdev,
struct radeon_sa_manager *sa_manager,
- struct radeon_sa_bo *sa_bo,
+ struct radeon_sa_bo **sa_bo,
unsigned size, unsigned align);
extern void radeon_sa_bo_free(struct radeon_device *rdev,
- struct radeon_sa_bo *sa_bo);
+ struct radeon_sa_bo **sa_bo);
#if defined(CONFIG_DEBUG_FS)
extern void radeon_sa_bo_dump_debug_info(struct radeon_sa_manager *sa_manager,
struct seq_file *m);
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index f49c9c0..45adb37 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -127,8 +127,8 @@ retry:
size, 256);
if (!r) {
*ib = &rdev->ib_pool.ibs[idx];
- (*ib)->ptr = radeon_sa_bo_cpu_addr(&(*ib)->sa_bo);
- (*ib)->gpu_addr = radeon_sa_bo_gpu_addr(&(*ib)->sa_bo);
+ (*ib)->ptr = radeon_sa_bo_cpu_addr((*ib)->sa_bo);
+ (*ib)->gpu_addr = radeon_sa_bo_gpu_addr((*ib)->sa_bo);
(*ib)->fence = fence;
(*ib)->vm_id = 0;
(*ib)->is_const_ib = false;
@@ -227,7 +227,7 @@ int radeon_ib_pool_init(struct radeon_device *rdev)
rdev->ib_pool.ibs[i].fence = NULL;
rdev->ib_pool.ibs[i].idx = i;
rdev->ib_pool.ibs[i].length_dw = 0;
- INIT_LIST_HEAD(&rdev->ib_pool.ibs[i].sa_bo.list);
+ rdev->ib_pool.ibs[i].sa_bo = NULL;
}
rdev->ib_pool.head_id = 0;
rdev->ib_pool.ready = true;
diff --git a/drivers/gpu/drm/radeon/radeon_sa.c b/drivers/gpu/drm/radeon/radeon_sa.c
index 3bea7ba..625f2d4 100644
--- a/drivers/gpu/drm/radeon/radeon_sa.c
+++ b/drivers/gpu/drm/radeon/radeon_sa.c
@@ -131,7 +131,7 @@ int radeon_sa_bo_manager_suspend(struct radeon_device *rdev,
*/
int radeon_sa_bo_new(struct radeon_device *rdev,
struct radeon_sa_manager *sa_manager,
- struct radeon_sa_bo *sa_bo,
+ struct radeon_sa_bo **sa_bo,
unsigned size, unsigned align)
{
struct radeon_sa_bo *tmp;
@@ -140,6 +140,9 @@ int radeon_sa_bo_new(struct radeon_device *rdev,
BUG_ON(align > RADEON_GPU_PAGE_SIZE);
BUG_ON(size > sa_manager->size);
+
+ *sa_bo = kmalloc(sizeof(struct radeon_sa_bo), GFP_KERNEL);
+
spin_lock(&sa_manager->lock);
/* no one ? */
@@ -175,23 +178,30 @@ int radeon_sa_bo_new(struct radeon_device *rdev,
if ((sa_manager->size - offset) < size) {
/* failed to find somethings big enough */
spin_unlock(&sa_manager->lock);
+ kfree(*sa_bo);
+ *sa_bo = NULL;
return -ENOMEM;
}
out:
- sa_bo->manager = sa_manager;
- sa_bo->soffset = offset;
- sa_bo->eoffset = offset + size;
- list_add(&sa_bo->list, head);
+ (*sa_bo)->manager = sa_manager;
+ (*sa_bo)->soffset = offset;
+ (*sa_bo)->eoffset = offset + size;
+ list_add(&(*sa_bo)->list, head);
spin_unlock(&sa_manager->lock);
return 0;
}
-void radeon_sa_bo_free(struct radeon_device *rdev, struct radeon_sa_bo *sa_bo)
+void radeon_sa_bo_free(struct radeon_device *rdev, struct radeon_sa_bo **sa_bo)
{
- spin_lock(&sa_bo->manager->lock);
- list_del_init(&sa_bo->list);
- spin_unlock(&sa_bo->manager->lock);
+ if (!sa_bo || !*sa_bo)
+ return;
+
+ spin_lock(&(*sa_bo)->manager->lock);
+ list_del_init(&(*sa_bo)->list);
+ spin_unlock(&(*sa_bo)->manager->lock);
+ kfree(*sa_bo);
+ *sa_bo = NULL;
}
#if defined(CONFIG_DEBUG_FS)
diff --git a/drivers/gpu/drm/radeon/radeon_semaphore.c b/drivers/gpu/drm/radeon/radeon_semaphore.c
index f312ba5..d518d32 100644
--- a/drivers/gpu/drm/radeon/radeon_semaphore.c
+++ b/drivers/gpu/drm/radeon/radeon_semaphore.c
@@ -53,8 +53,8 @@ static int radeon_semaphore_add_bo(struct radeon_device *rdev)
kfree(bo);
return r;
}
- gpu_addr = radeon_sa_bo_gpu_addr(&bo->ib->sa_bo);
- cpu_ptr = radeon_sa_bo_cpu_addr(&bo->ib->sa_bo);
+ gpu_addr = radeon_sa_bo_gpu_addr(bo->ib->sa_bo);
+ cpu_ptr = radeon_sa_bo_cpu_addr(bo->ib->sa_bo);
for (i = 0; i < (RADEON_SEMAPHORE_BO_SIZE/8); i++) {
bo->semaphores[i].gpu_addr = gpu_addr;
bo->semaphores[i].cpu_ptr = cpu_ptr;
--
1.7.9.5
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