aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/nouveau/nv40_graph.c
diff options
context:
space:
mode:
authorFrancisco Jerez <currojerez@riseup.net>2009-12-16 12:12:27 +0100
committerDave Airlie <airlied@redhat.com>2010-01-11 14:41:03 +1000
commit0d87c100312ce75d9bb75a456d8a542e84a1722f (patch)
tree8b3820900997e3b50f2e015cdcdd1932c5cab173 /drivers/gpu/drm/nouveau/nv40_graph.c
parent617e234b01757698ed5f8c9a5fbf12717b76e371 (diff)
downloadkernel_samsung_aries-0d87c100312ce75d9bb75a456d8a542e84a1722f.zip
kernel_samsung_aries-0d87c100312ce75d9bb75a456d8a542e84a1722f.tar.gz
kernel_samsung_aries-0d87c100312ce75d9bb75a456d8a542e84a1722f.tar.bz2
drm/nouveau: Pre-G80 tiling support.
Signed-off-by: Francisco Jerez <currojerez@riseup.net>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv40_graph.c')
-rw-r--r--drivers/gpu/drm/nouveau/nv40_graph.c116
1 files changed, 47 insertions, 69 deletions
diff --git a/drivers/gpu/drm/nouveau/nv40_graph.c b/drivers/gpu/drm/nouveau/nv40_graph.c
index 2b332bb..53e8afe 100644
--- a/drivers/gpu/drm/nouveau/nv40_graph.c
+++ b/drivers/gpu/drm/nouveau/nv40_graph.c
@@ -181,6 +181,48 @@ nv40_graph_unload_context(struct drm_device *dev)
return ret;
}
+void
+nv40_graph_set_region_tiling(struct drm_device *dev, int i, uint32_t addr,
+ uint32_t size, uint32_t pitch)
+{
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ uint32_t limit = max(1u, addr + size) - 1;
+
+ if (pitch)
+ addr |= 1;
+
+ switch (dev_priv->chipset) {
+ case 0x44:
+ case 0x4a:
+ case 0x4e:
+ nv_wr32(dev, NV20_PGRAPH_TSIZE(i), pitch);
+ nv_wr32(dev, NV20_PGRAPH_TLIMIT(i), limit);
+ nv_wr32(dev, NV20_PGRAPH_TILE(i), addr);
+ break;
+
+ case 0x46:
+ case 0x47:
+ case 0x49:
+ case 0x4b:
+ nv_wr32(dev, NV47_PGRAPH_TSIZE(i), pitch);
+ nv_wr32(dev, NV47_PGRAPH_TLIMIT(i), limit);
+ nv_wr32(dev, NV47_PGRAPH_TILE(i), addr);
+ nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), pitch);
+ nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), limit);
+ nv_wr32(dev, NV40_PGRAPH_TILE1(i), addr);
+ break;
+
+ default:
+ nv_wr32(dev, NV20_PGRAPH_TSIZE(i), pitch);
+ nv_wr32(dev, NV20_PGRAPH_TLIMIT(i), limit);
+ nv_wr32(dev, NV20_PGRAPH_TILE(i), addr);
+ nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), pitch);
+ nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), limit);
+ nv_wr32(dev, NV40_PGRAPH_TILE1(i), addr);
+ break;
+ }
+}
+
/*
* G70 0x47
* G71 0x49
@@ -195,7 +237,8 @@ nv40_graph_init(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv =
(struct drm_nouveau_private *)dev->dev_private;
- uint32_t vramsz, tmp;
+ struct nouveau_fb_engine *pfb = &dev_priv->engine.fb;
+ uint32_t vramsz;
int i, j;
nv_wr32(dev, NV03_PMC_ENABLE, nv_rd32(dev, NV03_PMC_ENABLE) &
@@ -292,74 +335,9 @@ nv40_graph_init(struct drm_device *dev)
nv_wr32(dev, 0x400b38, 0x2ffff800);
nv_wr32(dev, 0x400b3c, 0x00006000);
- /* copy tile info from PFB */
- switch (dev_priv->chipset) {
- case 0x40: /* vanilla NV40 */
- for (i = 0; i < NV10_PFB_TILE__SIZE; i++) {
- tmp = nv_rd32(dev, NV10_PFB_TILE(i));
- nv_wr32(dev, NV40_PGRAPH_TILE0(i), tmp);
- nv_wr32(dev, NV40_PGRAPH_TILE1(i), tmp);
- tmp = nv_rd32(dev, NV10_PFB_TLIMIT(i));
- nv_wr32(dev, NV40_PGRAPH_TLIMIT0(i), tmp);
- nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), tmp);
- tmp = nv_rd32(dev, NV10_PFB_TSIZE(i));
- nv_wr32(dev, NV40_PGRAPH_TSIZE0(i), tmp);
- nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), tmp);
- tmp = nv_rd32(dev, NV10_PFB_TSTATUS(i));
- nv_wr32(dev, NV40_PGRAPH_TSTATUS0(i), tmp);
- nv_wr32(dev, NV40_PGRAPH_TSTATUS1(i), tmp);
- }
- break;
- case 0x44:
- case 0x4a:
- case 0x4e: /* NV44-based cores don't have 0x406900? */
- for (i = 0; i < NV40_PFB_TILE__SIZE_0; i++) {
- tmp = nv_rd32(dev, NV40_PFB_TILE(i));
- nv_wr32(dev, NV40_PGRAPH_TILE0(i), tmp);
- tmp = nv_rd32(dev, NV40_PFB_TLIMIT(i));
- nv_wr32(dev, NV40_PGRAPH_TLIMIT0(i), tmp);
- tmp = nv_rd32(dev, NV40_PFB_TSIZE(i));
- nv_wr32(dev, NV40_PGRAPH_TSIZE0(i), tmp);
- tmp = nv_rd32(dev, NV40_PFB_TSTATUS(i));
- nv_wr32(dev, NV40_PGRAPH_TSTATUS0(i), tmp);
- }
- break;
- case 0x46:
- case 0x47:
- case 0x49:
- case 0x4b: /* G7X-based cores */
- for (i = 0; i < NV40_PFB_TILE__SIZE_1; i++) {
- tmp = nv_rd32(dev, NV40_PFB_TILE(i));
- nv_wr32(dev, NV47_PGRAPH_TILE0(i), tmp);
- nv_wr32(dev, NV40_PGRAPH_TILE1(i), tmp);
- tmp = nv_rd32(dev, NV40_PFB_TLIMIT(i));
- nv_wr32(dev, NV47_PGRAPH_TLIMIT0(i), tmp);
- nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), tmp);
- tmp = nv_rd32(dev, NV40_PFB_TSIZE(i));
- nv_wr32(dev, NV47_PGRAPH_TSIZE0(i), tmp);
- nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), tmp);
- tmp = nv_rd32(dev, NV40_PFB_TSTATUS(i));
- nv_wr32(dev, NV47_PGRAPH_TSTATUS0(i), tmp);
- nv_wr32(dev, NV40_PGRAPH_TSTATUS1(i), tmp);
- }
- break;
- default: /* everything else */
- for (i = 0; i < NV40_PFB_TILE__SIZE_0; i++) {
- tmp = nv_rd32(dev, NV40_PFB_TILE(i));
- nv_wr32(dev, NV40_PGRAPH_TILE0(i), tmp);
- nv_wr32(dev, NV40_PGRAPH_TILE1(i), tmp);
- tmp = nv_rd32(dev, NV40_PFB_TLIMIT(i));
- nv_wr32(dev, NV40_PGRAPH_TLIMIT0(i), tmp);
- nv_wr32(dev, NV40_PGRAPH_TLIMIT1(i), tmp);
- tmp = nv_rd32(dev, NV40_PFB_TSIZE(i));
- nv_wr32(dev, NV40_PGRAPH_TSIZE0(i), tmp);
- nv_wr32(dev, NV40_PGRAPH_TSIZE1(i), tmp);
- tmp = nv_rd32(dev, NV40_PFB_TSTATUS(i));
- nv_wr32(dev, NV40_PGRAPH_TSTATUS0(i), tmp);
- nv_wr32(dev, NV40_PGRAPH_TSTATUS1(i), tmp);
- }
- break;
- }
+ /* Turn all the tiling regions off. */
+ for (i = 0; i < pfb->num_tiles; i++)
+ nv40_graph_set_region_tiling(dev, i, 0, 0, 0);
/* begin RAM config */
vramsz = drm_get_resource_len(dev, 0) - 1;