mirrors
/
linux-stable
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
1
0
Fork 0
Code Issues Releases Wiki Activity

drm/nv40: initialise 0x17xx on all chipsets that have it 

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2011-01-11 17:22:33 +10:00
parent c693931d93
commit 1380da4979
1 changed files with 2 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/gpu/drm/nouveau/nv40_mc.c
View File

@ -6,27 +6,17 @@
int
nv40_mc_init(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
uint32_t tmp;
/* Power up everything, resetting each individual unit will
* be done later if needed.
*/
nv_wr32(dev, NV03_PMC_ENABLE, 0xFFFFFFFF);
switch (dev_priv->chipset) {
case 0x44:
case 0x46: /* G72 */
case 0x4e:
case 0x4c: /* C51_G7X */
tmp = nv_rd32(dev, NV04_PFB_FIFO_DATA);
if (nv44_graph_class(dev)) {
u32 tmp = nv_rd32(dev, NV04_PFB_FIFO_DATA);
nv_wr32(dev, NV40_PMC_1700, tmp);
nv_wr32(dev, NV40_PMC_1704, 0);
nv_wr32(dev, NV40_PMC_1708, 0);
nv_wr32(dev, NV40_PMC_170C, tmp);
break;
default:
break;
}
return 0;