diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/fb/nv20.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/fb/nv20.c | 208 |
1 files changed, 98 insertions, 110 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/fb/nv20.c b/drivers/gpu/drm/nouveau/core/subdev/fb/nv20.c index a7f056c..4b3578f 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/fb/nv20.c +++ b/drivers/gpu/drm/nouveau/core/subdev/fb/nv20.c @@ -1,49 +1,41 @@ -#include "drmP.h" -#include "drm.h" -#include "nouveau_drv.h" -#include <nouveau_drm.h> - -static struct drm_mm_node * -nv20_fb_alloc_tag(struct drm_device *dev, uint32_t size) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_fb_engine *pfb = &dev_priv->engine.fb; - struct drm_mm_node *mem; - int ret; - - ret = drm_mm_pre_get(&pfb->tag_heap); - if (ret) - return NULL; - - spin_lock(&dev_priv->tile.lock); - mem = drm_mm_search_free(&pfb->tag_heap, size, 0, 0); - if (mem) - mem = drm_mm_get_block_atomic(mem, size, 0); - spin_unlock(&dev_priv->tile.lock); - - return mem; -} +/* + * Copyright (C) 2010 Francisco Jerez. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial + * portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#include <subdev/fb.h> + +struct nv20_fb_priv { + struct nouveau_fb base; +}; static void -nv20_fb_free_tag(struct drm_device *dev, struct drm_mm_node **pmem) +nv20_fb_tile_init(struct nouveau_fb *pfb, int i, u32 addr, u32 size, u32 pitch, + u32 flags, struct nouveau_fb_tile *tile) { - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct drm_mm_node *mem = *pmem; - if (mem) { - spin_lock(&dev_priv->tile.lock); - drm_mm_put_block(mem); - spin_unlock(&dev_priv->tile.lock); - *pmem = NULL; - } -} - -void -nv20_fb_init_tile_region(struct drm_device *dev, int i, uint32_t addr, - uint32_t size, uint32_t pitch, uint32_t flags) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_tile_reg *tile = &dev_priv->tile.reg[i]; - int bpp = (flags & NOUVEAU_GEM_TILE_32BPP ? 32 : 16); + struct nouveau_device *device = nv_device(pfb); + int bpp = (flags & 2) ? 32 : 16; tile->addr = 0x00000001 | addr; tile->limit = max(1u, addr + size) - 1; @@ -53,20 +45,20 @@ nv20_fb_init_tile_region(struct drm_device *dev, int i, uint32_t addr, * compression meta-data (most likely just a bitmap determining * if a given tile is compressed or not). */ - if (flags & NOUVEAU_GEM_TILE_ZETA) { - tile->tag_mem = nv20_fb_alloc_tag(dev, size / 256); - if (tile->tag_mem) { + size /= 256; + if (flags & 4) { + if (!nouveau_mm_head(&pfb->tags, 1, size, size, 1, &tile->tag)) { /* Enable Z compression */ - tile->zcomp = tile->tag_mem->start; - if (dev_priv->chipset >= 0x25) { + tile->zcomp = tile->tag->offset; + if (device->chipset >= 0x25) { if (bpp == 16) - tile->zcomp |= NV25_PFB_ZCOMP_MODE_16; + tile->zcomp |= 0x00100000; else - tile->zcomp |= NV25_PFB_ZCOMP_MODE_32; + tile->zcomp |= 0x00200000; } else { - tile->zcomp |= NV20_PFB_ZCOMP_EN; + tile->zcomp |= 0x80000000; if (bpp != 16) - tile->zcomp |= NV20_PFB_ZCOMP_MODE_32; + tile->zcomp |= 0x04000000; } } @@ -74,75 +66,71 @@ nv20_fb_init_tile_region(struct drm_device *dev, int i, uint32_t addr, } } -void -nv20_fb_free_tile_region(struct drm_device *dev, int i) +static void +nv20_fb_tile_fini(struct nouveau_fb *pfb, int i, struct nouveau_fb_tile *tile) { - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_tile_reg *tile = &dev_priv->tile.reg[i]; - - tile->addr = tile->limit = tile->pitch = tile->zcomp = 0; - nv20_fb_free_tag(dev, &tile->tag_mem); + tile->addr = 0; + tile->limit = 0; + tile->pitch = 0; + tile->zcomp = 0; + nouveau_mm_free(&pfb->tags, &tile->tag); } -void -nv20_fb_set_tile_region(struct drm_device *dev, int i) +static void +nv20_fb_tile_prog(struct nouveau_fb *pfb, int i, struct nouveau_fb_tile *tile) { - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_tile_reg *tile = &dev_priv->tile.reg[i]; - - nv_wr32(dev, NV10_PFB_TLIMIT(i), tile->limit); - nv_wr32(dev, NV10_PFB_TSIZE(i), tile->pitch); - nv_wr32(dev, NV10_PFB_TILE(i), tile->addr); - nv_wr32(dev, NV20_PFB_ZCOMP(i), tile->zcomp); + nv_wr32(pfb, 0x100244 + (i * 0x10), tile->limit); + nv_wr32(pfb, 0x100248 + (i * 0x10), tile->pitch); + nv_wr32(pfb, 0x100240 + (i * 0x10), tile->addr); + nv_wr32(pfb, 0x100300 + (i * 0x04), tile->zcomp); } -int -nv20_fb_vram_init(struct drm_device *dev) +static int +nv20_fb_ctor(struct nouveau_object *parent, struct nouveau_object *engine, + struct nouveau_oclass *oclass, void *data, u32 size, + struct nouveau_object **pobject) { - struct drm_nouveau_private *dev_priv = dev->dev_private; - u32 mem_size = nv_rd32(dev, 0x10020c); - u32 pbus1218 = nv_rd32(dev, 0x001218); + struct nouveau_device *device = nv_device(parent); + struct nv20_fb_priv *priv; + u32 pbus1218; + int ret; + + ret = nouveau_fb_create(parent, engine, oclass, &priv); + *pobject = nv_object(priv); + if (ret) + return ret; - dev_priv->vram_size = mem_size & 0xff000000; + pbus1218 = nv_rd32(priv, 0x001218); switch (pbus1218 & 0x00000300) { - case 0x00000000: dev_priv->vram_type = NV_MEM_TYPE_SDRAM; break; - case 0x00000100: dev_priv->vram_type = NV_MEM_TYPE_DDR1; break; - case 0x00000200: dev_priv->vram_type = NV_MEM_TYPE_GDDR3; break; - case 0x00000300: dev_priv->vram_type = NV_MEM_TYPE_GDDR2; break; + case 0x00000000: priv->base.ram.type = NV_MEM_TYPE_SDRAM; break; + case 0x00000100: priv->base.ram.type = NV_MEM_TYPE_DDR1; break; + case 0x00000200: priv->base.ram.type = NV_MEM_TYPE_GDDR3; break; + case 0x00000300: priv->base.ram.type = NV_MEM_TYPE_GDDR2; break; } + priv->base.ram.size = nv_rd32(priv, 0x10020c) & 0xff000000; - return 0; -} - -int -nv20_fb_init(struct drm_device *dev) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_fb_engine *pfb = &dev_priv->engine.fb; - int i; - - if (dev_priv->chipset >= 0x25) - drm_mm_init(&pfb->tag_heap, 0, 64 * 1024); + if (device->chipset >= 0x25) + ret = nouveau_mm_init(&priv->base.tags, 0, 64 * 1024, 1); else - drm_mm_init(&pfb->tag_heap, 0, 32 * 1024); - - /* Turn all the tiling regions off. */ - pfb->num_tiles = NV10_PFB_TILE__SIZE; - for (i = 0; i < pfb->num_tiles; i++) - pfb->set_tile_region(dev, i); - - return 0; + ret = nouveau_mm_init(&priv->base.tags, 0, 32 * 1024, 1); + if (ret) + return ret; + + priv->base.memtype_valid = nv04_fb_memtype_valid; + priv->base.tile.regions = 8; + priv->base.tile.init = nv20_fb_tile_init; + priv->base.tile.fini = nv20_fb_tile_fini; + priv->base.tile.prog = nv20_fb_tile_prog; + return nouveau_fb_created(&priv->base); } -void -nv20_fb_takedown(struct drm_device *dev) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_fb_engine *pfb = &dev_priv->engine.fb; - int i; - - for (i = 0; i < pfb->num_tiles; i++) - pfb->free_tile_region(dev, i); - - drm_mm_takedown(&pfb->tag_heap); -} +struct nouveau_oclass +nv20_fb_oclass = { + .handle = NV_SUBDEV(FB, 0x20), + .ofuncs = &(struct nouveau_ofuncs) { + .ctor = nv20_fb_ctor, + .dtor = _nouveau_fb_dtor, + .init = _nouveau_fb_init, + .fini = _nouveau_fb_fini, + }, +}; |