diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c | 98 |
1 files changed, 3 insertions, 95 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c index 6549b0588309..2ccb4b6be153 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c @@ -493,100 +493,8 @@ nv50_ram_tidy(struct nvkm_ram *base) ram_exec(&ram->hwsq, false); } -void -__nv50_ram_put(struct nvkm_ram *ram, struct nvkm_mem *mem) -{ - struct nvkm_mm_node *next = mem->mem; - struct nvkm_mm_node *node; - while ((node = next)) { - next = node->next; - nvkm_mm_free(&ram->vram, &node); - } - nvkm_mm_free(&ram->tags, &mem->tag); -} - -void -nv50_ram_put(struct nvkm_ram *ram, struct nvkm_mem **pmem) -{ - struct nvkm_mem *mem = *pmem; - - *pmem = NULL; - if (unlikely(mem == NULL)) - return; - - mutex_lock(&ram->fb->subdev.mutex); - __nv50_ram_put(ram, mem); - mutex_unlock(&ram->fb->subdev.mutex); - - kfree(mem); -} - -int -nv50_ram_get(struct nvkm_ram *ram, u64 size, u32 align, u32 ncmin, - u32 memtype, struct nvkm_mem **pmem) -{ - struct nvkm_mm *heap = &ram->vram; - struct nvkm_mm *tags = &ram->tags; - struct nvkm_mm_node **node, *r; - struct nvkm_mem *mem; - int comp = (memtype & 0x300) >> 8; - int type = (memtype & 0x07f); - int back = (memtype & 0x800); - int min, max, ret; - - max = (size >> NVKM_RAM_MM_SHIFT); - min = ncmin ? (ncmin >> NVKM_RAM_MM_SHIFT) : max; - align >>= NVKM_RAM_MM_SHIFT; - - mem = kzalloc(sizeof(*mem), GFP_KERNEL); - if (!mem) - return -ENOMEM; - - mutex_lock(&ram->fb->subdev.mutex); - if (comp) { - if (align == (1 << (16 - NVKM_RAM_MM_SHIFT))) { - int n = (max >> 4) * comp; - - ret = nvkm_mm_head(tags, 0, 1, n, n, 1, &mem->tag); - if (ret) - mem->tag = NULL; - } - - if (unlikely(!mem->tag)) - comp = 0; - } - - mem->memtype = (comp << 7) | type; - mem->size = max; - - type = nv50_fb_memtype[type]; - node = &mem->mem; - do { - if (back) - ret = nvkm_mm_tail(heap, 0, type, max, min, align, &r); - else - ret = nvkm_mm_head(heap, 0, type, max, min, align, &r); - if (ret) { - mutex_unlock(&ram->fb->subdev.mutex); - ram->func->put(ram, &mem); - return ret; - } - - *node = r; - node = &r->next; - max -= r->length; - } while (max); - mutex_unlock(&ram->fb->subdev.mutex); - - mem->offset = (u64)mem->mem->offset << NVKM_RAM_MM_SHIFT; - *pmem = mem; - return 0; -} - static const struct nvkm_ram_func nv50_ram_func = { - .get = nv50_ram_get, - .put = nv50_ram_put, .calc = nv50_ram_calc, .prog = nv50_ram_prog, .tidy = nv50_ram_tidy, @@ -639,7 +547,6 @@ nv50_ram_ctor(const struct nvkm_ram_func *func, const u32 rsvd_head = ( 256 * 1024); /* vga memory */ const u32 rsvd_tail = (1024 * 1024); /* vbios etc */ u64 size = nvkm_rd32(device, 0x10020c); - u32 tags = nvkm_rd32(device, 0x100320); enum nvkm_ram_type type = NVKM_RAM_TYPE_UNKNOWN; int ret; @@ -660,7 +567,7 @@ nv50_ram_ctor(const struct nvkm_ram_func *func, size = (size & 0x000000ff) << 32 | (size & 0xffffff00); - ret = nvkm_ram_ctor(func, fb, type, size, tags, ram); + ret = nvkm_ram_ctor(func, fb, type, size, ram); if (ret) return ret; @@ -669,7 +576,8 @@ nv50_ram_ctor(const struct nvkm_ram_func *func, ram->ranks = (nvkm_rd32(device, 0x100200) & 0x4) ? 2 : 1; nvkm_mm_fini(&ram->vram); - return nvkm_mm_init(&ram->vram, rsvd_head >> NVKM_RAM_MM_SHIFT, + return nvkm_mm_init(&ram->vram, NVKM_RAM_MM_NORMAL, + rsvd_head >> NVKM_RAM_MM_SHIFT, (size - rsvd_head - rsvd_tail) >> NVKM_RAM_MM_SHIFT, nv50_fb_vram_rblock(ram) >> NVKM_RAM_MM_SHIFT); } |