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drm/nv40/fb: use an actual compressed zeta format 

SPLIT is apparently just that, and only splits Z and S components.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2012-10-30 13:55:13 +10:00
parent d7da62845b
commit 7ef19e454e
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/nouveau/core/subdev/fb/nv40.c
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@ -54,7 +54,7 @@ nv40_fb_tile_comp(struct nouveau_fb *pfb, int i, u32 size, u32 flags,
u32 tags = round_up(tiles / pfb->ram.parts, 0x100);
if ( (flags & 2) &&
!nouveau_mm_head(&pfb->tags, 1, tags, tags, 1, &tile->tag)) {
tile->zcomp = 0x24000000; /* Z24S8_SPLIT */
tile->zcomp = 0x28000000; /* Z24S8_SPLIT_GRAD */
tile->zcomp |= ((tile->tag->offset ) >> 8);
tile->zcomp |= ((tile->tag->offset + tags - 1) >> 8) << 13;
#ifdef __BIG_ENDIAN