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| author | David S. Miller <davem@davemloft.net> | 2010-12-27 09:37:05 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-12-27 09:37:05 +0300 |
| commit | 17f7f4d9fcce8f1b75b5f735569309dee7665968 (patch) | |
| tree | 14d7e49ca0053a0fcab3c33b5023bf3f90c5c08a /drivers/gpu/drm/radeon/radeon_object.c | |
| parent | 041110a439e21cd40709ead4ffbfa8034619ad77 (diff) | |
| parent | d7c1255a3a21e98bdc64df8ccf005a174d7e6289 (diff) | |
| download | linux-17f7f4d9fcce8f1b75b5f735569309dee7665968.tar.xz | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
net/ipv4/fib_frontend.c
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_object.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_object.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index 8eb183466015..a598d0049aa5 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -69,7 +69,7 @@ void radeon_ttm_placement_from_domain(struct radeon_bo *rbo, u32 domain) u32 c = 0; rbo->placement.fpfn = 0; - rbo->placement.lpfn = rbo->rdev->mc.active_vram_size >> PAGE_SHIFT; + rbo->placement.lpfn = 0; rbo->placement.placement = rbo->placements; rbo->placement.busy_placement = rbo->placements; if (domain & RADEON_GEM_DOMAIN_VRAM) @@ -86,11 +86,13 @@ void radeon_ttm_placement_from_domain(struct radeon_bo *rbo, u32 domain) } int radeon_bo_create(struct radeon_device *rdev, struct drm_gem_object *gobj, - unsigned long size, bool kernel, u32 domain, - struct radeon_bo **bo_ptr) + unsigned long size, int byte_align, bool kernel, u32 domain, + struct radeon_bo **bo_ptr) { struct radeon_bo *bo; enum ttm_bo_type type; + unsigned long page_align = roundup(byte_align, PAGE_SIZE) >> PAGE_SHIFT; + unsigned long max_size = 0; int r; if (unlikely(rdev->mman.bdev.dev_mapping == NULL)) { @@ -103,6 +105,14 @@ int radeon_bo_create(struct radeon_device *rdev, struct drm_gem_object *gobj, } *bo_ptr = NULL; + /* maximun bo size is the minimun btw visible vram and gtt size */ + max_size = min(rdev->mc.visible_vram_size, rdev->mc.gtt_size); + if ((page_align << PAGE_SHIFT) >= max_size) { + printk(KERN_WARNING "%s:%d alloc size %ldM bigger than %ldMb limit\n", + __func__, __LINE__, page_align >> (20 - PAGE_SHIFT), max_size >> 20); + return -ENOMEM; + } + retry: bo = kzalloc(sizeof(struct radeon_bo), GFP_KERNEL); if (bo == NULL) @@ -115,7 +125,7 @@ retry: /* Kernel allocation are uninterruptible */ mutex_lock(&rdev->vram_mutex); r = ttm_bo_init(&rdev->mman.bdev, &bo->tbo, size, type, - &bo->placement, 0, 0, !kernel, NULL, size, + &bo->placement, page_align, 0, !kernel, NULL, size, &radeon_ttm_bo_destroy); mutex_unlock(&rdev->vram_mutex); if (unlikely(r != 0)) { |