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drm/radeon: keep start and end offset in the SA 

Instead of offset + size keep start and end offset directly.

Signed-off-by: Christian König <deathsimple@vodafone.de>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Christian König 2012-05-09 15:34:52 +02:00 committed by Dave Airlie
parent 711a972933
commit e6661a9664
4 changed files with 13 additions and 12 deletions
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4
drivers/gpu/drm/radeon/radeon.h
View File

@ -396,8 +396,8 @@ struct radeon_sa_bo;
struct radeon_sa_bo {
struct list_head list;
struct radeon_sa_manager *manager;
unsigned offset;
unsigned size;
unsigned soffset;
unsigned eoffset;
};
/*

4
drivers/gpu/drm/radeon/radeon_cs.c
View File

@ -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.offset;
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.offset;
parser->ib->gpu_addr = parser->ib->sa_bo.soffset;
parser->ib->is_const_ib = false;
r = radeon_ib_schedule(rdev, parser->ib);
out:

4
drivers/gpu/drm/radeon/radeon_object.h
View File

@ -149,12 +149,12 @@ extern struct radeon_bo_va *radeon_bo_va(struct radeon_bo *rbo,
static inline uint64_t radeon_sa_bo_gpu_addr(struct radeon_sa_bo *sa_bo)
{
return sa_bo->manager->gpu_addr + sa_bo->offset;
return sa_bo->manager->gpu_addr + sa_bo->soffset;
}
static inline void * radeon_sa_bo_cpu_addr(struct radeon_sa_bo *sa_bo)
{
return sa_bo->manager->cpu_ptr + sa_bo->offset;
return sa_bo->manager->cpu_ptr + sa_bo->soffset;
}
extern int radeon_sa_bo_manager_init(struct radeon_device *rdev,

13
drivers/gpu/drm/radeon/radeon_sa.c
View File

@ -152,11 +152,11 @@ int radeon_sa_bo_new(struct radeon_device *rdev,
offset = 0;
list_for_each_entry(tmp, &sa_manager->sa_bo, list) {
/* room before this object ? */
if (offset < tmp->offset && (tmp->offset - offset) >= size) {
if (offset < tmp->soffset && (tmp->soffset - offset) >= size) {
head = tmp->list.prev;
goto out;
}
offset = tmp->offset + tmp->size;
offset = tmp->eoffset;
wasted = offset % align;
if (wasted) {
wasted = align - wasted;
@ -166,7 +166,7 @@ int radeon_sa_bo_new(struct radeon_device *rdev,
/* room at the end ? */
head = sa_manager->sa_bo.prev;
tmp = list_entry(head, struct radeon_sa_bo, list);
offset = tmp->offset + tmp->size;
offset = tmp->eoffset;
wasted = offset % align;
if (wasted) {
wasted = align - wasted;
@ -180,8 +180,8 @@ int radeon_sa_bo_new(struct radeon_device *rdev,
out:
sa_bo->manager = sa_manager;
sa_bo->offset = offset;
sa_bo->size = size;
sa_bo->soffset = offset;
sa_bo->eoffset = offset + size;
list_add(&sa_bo->list, head);
spin_unlock(&sa_manager->lock);
return 0;
@ -202,7 +202,8 @@ void radeon_sa_bo_dump_debug_info(struct radeon_sa_manager *sa_manager,
spin_lock(&sa_manager->lock);
list_for_each_entry(i, &sa_manager->sa_bo, list) {
seq_printf(m, "offset %08d: size %4d\n", i->offset, i->size);
seq_printf(m, "[%08x %08x] size %4d [%p]\n",
i->soffset, i->eoffset, i->eoffset - i->soffset, i);
}
spin_unlock(&sa_manager->lock);
}