diff options
author | Ben Skeggs <bskeggs@redhat.com> | 2012-07-04 17:44:54 +0400 |
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committer | Ben Skeggs <bskeggs@redhat.com> | 2012-10-03 07:12:43 +0400 |
commit | 02a841d434513c7b3620250271c372fabce56de5 (patch) | |
tree | 464e7651bc65e8b100ad9eb949729da3d491591a /drivers/gpu/drm/nouveau/nv10_fb.c | |
parent | 3a92d37e4099054fe187b485a9d27c439c10eca7 (diff) | |
download | linux-02a841d434513c7b3620250271c372fabce56de5.tar.xz |
drm/nouveau: restructure source tree, split core from drm implementation
Future work will be headed in the way of separating the policy supplied by
the nouveau drm module from the mechanisms provided by the driver core.
There will be a couple of major classes (subdev, engine) of driver modules
that have clearly defined tasks, and the further directory structure change
is to reflect this.
No code changes here whatsoever, aside from fixing up a couple of include
file pathnames.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv10_fb.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nv10_fb.c | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/drivers/gpu/drm/nouveau/nv10_fb.c b/drivers/gpu/drm/nouveau/nv10_fb.c deleted file mode 100644 index 420b1608536d..000000000000 --- a/drivers/gpu/drm/nouveau/nv10_fb.c +++ /dev/null @@ -1,104 +0,0 @@ -#include "drmP.h" -#include "drm.h" -#include "nouveau_drv.h" -#include "nouveau_drm.h" - -void -nv10_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]; - - tile->addr = 0x80000000 | addr; - tile->limit = max(1u, addr + size) - 1; - tile->pitch = pitch; -} - -void -nv10_fb_free_tile_region(struct drm_device *dev, int i) -{ - 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; -} - -void -nv10_fb_set_tile_region(struct drm_device *dev, int i) -{ - 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); -} - -int -nv1a_fb_vram_init(struct drm_device *dev) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct pci_dev *bridge; - uint32_t mem, mib; - - bridge = pci_get_bus_and_slot(0, PCI_DEVFN(0, 1)); - if (!bridge) { - NV_ERROR(dev, "no bridge device\n"); - return 0; - } - - if (dev_priv->chipset == 0x1a) { - pci_read_config_dword(bridge, 0x7c, &mem); - mib = ((mem >> 6) & 31) + 1; - } else { - pci_read_config_dword(bridge, 0x84, &mem); - mib = ((mem >> 4) & 127) + 1; - } - - dev_priv->vram_size = mib * 1024 * 1024; - return 0; -} - -int -nv10_fb_vram_init(struct drm_device *dev) -{ - struct drm_nouveau_private *dev_priv = dev->dev_private; - u32 fifo_data = nv_rd32(dev, NV04_PFB_FIFO_DATA); - u32 cfg0 = nv_rd32(dev, 0x100200); - - dev_priv->vram_size = fifo_data & NV10_PFB_FIFO_DATA_RAM_AMOUNT_MB_MASK; - - if (cfg0 & 0x00000001) - dev_priv->vram_type = NV_MEM_TYPE_DDR1; - else - dev_priv->vram_type = NV_MEM_TYPE_SDRAM; - - return 0; -} - -int -nv10_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; - - /* 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; -} - -void -nv10_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); -} |