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panfrost: Extend software tiling to larger bpp

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Should not affect lima.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
This commit is contained in:
Alyssa Rosenzweig 2019-07-01 07:39:22 -07:00
parent f2801f7775
commit 9fe4fd8a9c
1 changed files with 49 additions and 9 deletions
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58
src/panfrost/shared/pan_tiling.c
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@ -219,17 +219,57 @@ panfrost_access_tiled_image_generic(void *dst, void *src,
uint8_t *out = is_store ? dest : source;
uint8_t *in = is_store ? source : dest;
/* Write out 1-4 bytes. Written like this rather than a loop so the
* compiler doesn't need to do branching (just some predication) */
uint16_t *out16 = (uint16_t *) out;
uint16_t *in16 = (uint16_t *) in;
out[0] = in[0];
if (bpp > 1) {
out[1] = in[1];
if (bpp > 2) {
uint32_t *out32 = (uint32_t *) out;
uint32_t *in32 = (uint32_t *) in;
uint64_t *out64 = (uint64_t *) out;
uint64_t *in64 = (uint64_t *) in;
/* Write out 1-16 bytes. Written like this rather than a loop so the
* compiler can see what's going on */
switch (bpp) {
case 1:
out[0] = in[0];
break;
case 2:
out16[0] = in16[0];
break;
case 3:
out16[0] = in16[0];
out[2] = in[2];
if (bpp > 3)
out[3] = in[3];
}
break;
case 4:
out32[0] = in32[0];
break;
case 6:
out32[0] = in32[0];
out16[2] = in16[2];
break;
case 8:
out64[0] = in64[0];
break;
case 12:
out64[0] = in64[0];
out32[2] = in32[2];
break;
case 16:
out64[0] = in64[0];
out64[1] = in64[1];
break;
default:
unreachable("Invalid bpp in software tiling");
}
}
}