Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-12-15 23:51:46 +00:00
Code Issues Packages Projects Releases Wiki Activity

drm/radeon: fix bank tiling parameters on evergreen

Browse Source 
Handle the 16 bank case.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Alex Deucher 2012-07-31 11:01:10 -04:00
parent dca571a6a4
commit c8d15edc17
1 changed files with 11 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/gpu/drm/radeon/evergreen.c
View File

@ -1986,10 +1986,18 @@ static void evergreen_gpu_init(struct radeon_device *rdev)
if (rdev->flags & RADEON_IS_IGP)
rdev->config.evergreen.tile_config |= 1 << 4;
else {
if ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT)
rdev->config.evergreen.tile_config |= 1 << 4;
else
switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) {
case 0: /* four banks */
rdev->config.evergreen.tile_config |= 0 << 4;
break;
case 1: /* eight banks */
rdev->config.evergreen.tile_config |= 1 << 4;
break;
case 2: /* sixteen banks */
default:
rdev->config.evergreen.tile_config |= 2 << 4;
break;
}
}
rdev->config.evergreen.tile_config |= 0 << 8;
rdev->config.evergreen.tile_config |=