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freedreno/a4xx: set PC_PRIM_VTX_CNTL.VAROUT properly

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Fixes xonotic, some webgl stuff, and really pretty much anything with
more than 4 varyings.

Signed-off-by: Rob Clark <robclark@freedesktop.org>
This commit is contained in:
Rob Clark
2015-02-21 13:55:37 -05:00
parent fb1301e40a
commit 51e335742e
1 changed files with 6 additions and 1 deletions
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src/gallium/drivers/freedreno/a4xx/fd4_emit.c
+6 -1
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@@ -440,7 +440,12 @@ fd4_emit_state(struct fd_context *ctx, struct fd_ringbuffer *ring,
->pc_prim_vtx_cntl;
val |= COND(vp->writes_psize, A4XX_PC_PRIM_VTX_CNTL_PSIZE);
val |= COND(fp->total_in > 0, A4XX_PC_PRIM_VTX_CNTL_VAROUT(1));
if (fp->total_in > 0) {
uint32_t varout = align(fp->total_in, 16) / 16;
if (varout > 1)
varout = align(varout, 2);
val |= A4XX_PC_PRIM_VTX_CNTL_VAROUT(varout);
}
OUT_PKT0(ring, REG_A4XX_PC_PRIM_VTX_CNTL, 2);
OUT_RING(ring, val);