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>
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d7da62845b
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7ef19e454e
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@ -54,7 +54,7 @@ nv40_fb_tile_comp(struct nouveau_fb *pfb, int i, u32 size, u32 flags,
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u32 tags = round_up(tiles / pfb->ram.parts, 0x100);
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u32 tags = round_up(tiles / pfb->ram.parts, 0x100);
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if ( (flags & 2) &&
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if ( (flags & 2) &&
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!nouveau_mm_head(&pfb->tags, 1, tags, tags, 1, &tile->tag)) {
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!nouveau_mm_head(&pfb->tags, 1, tags, tags, 1, &tile->tag)) {
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tile->zcomp = 0x24000000; /* Z24S8_SPLIT */
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tile->zcomp = 0x28000000; /* Z24S8_SPLIT_GRAD */
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tile->zcomp |= ((tile->tag->offset ) >> 8);
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tile->zcomp |= ((tile->tag->offset ) >> 8);
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tile->zcomp |= ((tile->tag->offset + tags - 1) >> 8) << 13;
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tile->zcomp |= ((tile->tag->offset + tags - 1) >> 8) << 13;
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#ifdef __BIG_ENDIAN
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#ifdef __BIG_ENDIAN
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