diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2010-03-18 09:45:20 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2010-04-09 10:12:02 +1000 |
| commit | a76fb4e8ffe42144529e21fe1e609b762e8eb5cc (patch) | |
| tree | 3215f63360ffb93d685582edeca2e48ee7646170 /drivers/gpu/drm/nouveau/nouveau_drv.h | |
| parent | 952eb63543552deb1bf1113739d59d29172d7755 (diff) | |
drm/nouveau: detect vram amount once, and save the value
As opposed to repeatedly reading the amount back from the GPU every
time we need to know the VRAM size.
We should now fail to load gracefully on detecting no VRAM, rather than
something potentially messy happening.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_drv.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_drv.h | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index 5d3618e4520..f7d4d2a1005 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -553,12 +553,6 @@ struct drm_nouveau_private { uint32_t ramro_offset; uint32_t ramro_size; - /* base physical addresses */ - uint64_t fb_phys; - uint64_t fb_available_size; - uint64_t fb_mappable_pages; - uint64_t fb_aper_free; - struct { enum { NOUVEAU_GART_NONE = 0, @@ -580,6 +574,16 @@ struct drm_nouveau_private { spinlock_t lock; } tile; + /* VRAM/fb configuration */ + uint64_t vram_size; + uint64_t vram_sys_base; + + uint64_t fb_phys; + uint64_t fb_available_size; + uint64_t fb_mappable_pages; + uint64_t fb_aper_free; + int fb_mtrr; + /* G8x/G9x virtual address space */ uint64_t vm_gart_base; uint64_t vm_gart_size; @@ -588,10 +592,6 @@ struct drm_nouveau_private { uint64_t vm_end; struct nouveau_gpuobj *vm_vram_pt[NV50_VM_VRAM_NR]; int vm_vram_pt_nr; - uint64_t vram_sys_base; - - /* the mtrr covering the FB */ - int fb_mtrr; struct mem_block *ramin_heap; @@ -709,7 +709,7 @@ extern struct mem_block *nouveau_mem_alloc_block(struct mem_block *, struct drm_file *, int tail); extern void nouveau_mem_takedown(struct mem_block **heap); extern void nouveau_mem_free_block(struct mem_block *); -extern uint64_t nouveau_mem_fb_amount(struct drm_device *); +extern int nouveau_mem_detect(struct drm_device *dev); extern void nouveau_mem_release(struct drm_file *, struct mem_block *heap); extern int nouveau_mem_init(struct drm_device *); extern int nouveau_mem_init_agp(struct drm_device *); |