Mesa (master): freedreno/a4xx: clear cached fp when switching blit prog
Rob Clark
robclark at kemper.freedesktop.org
Mon Aug 10 11:13:18 UTC 2015
Module: Mesa
Branch: master
Commit: d2f669e6c72a16dede22f107c3b015ec0516bc56
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=d2f669e6c72a16dede22f107c3b015ec0516bc56
Author: Rob Clark <robclark at freedesktop.org>
Date: Mon Aug 10 07:11:56 2015 -0400
freedreno/a4xx: clear cached fp when switching blit prog
For gmem restore (mem2gmem), we swap blit programs, in order to have a
different frag shader for depth vs color restore. But we weren't
actually clearing the cached fp, so it would not actually change the
frag shader as expected.
Signed-off-by: Rob Clark <robclark at freedesktop.org>
---
src/gallium/drivers/freedreno/a4xx/fd4_gmem.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/src/gallium/drivers/freedreno/a4xx/fd4_gmem.c b/src/gallium/drivers/freedreno/a4xx/fd4_gmem.c
index fce5d7a..890e71e 100644
--- a/src/gallium/drivers/freedreno/a4xx/fd4_gmem.c
+++ b/src/gallium/drivers/freedreno/a4xx/fd4_gmem.c
@@ -396,12 +396,14 @@ fd4_emit_tile_mem2gmem(struct fd_context *ctx, struct fd_tile *tile)
if (fd_gmem_needs_restore(ctx, tile, FD_BUFFER_DEPTH | FD_BUFFER_STENCIL)) {
emit.prog = &ctx->blit_prog[0];
+ emit.fp = NULL; /* frag shader changed so clear cache */
fd4_program_emit(ring, &emit, 1, &pfb->zsbuf);
emit_mem2gmem_surf(ctx, gmem->zsbuf_base, &pfb->zsbuf, 1, bin_w);
}
if (fd_gmem_needs_restore(ctx, tile, FD_BUFFER_COLOR)) {
emit.prog = &ctx->blit_prog[pfb->nr_cbufs - 1];
+ emit.fp = NULL; /* frag shader changed so clear cache */
fd4_program_emit(ring, &emit, pfb->nr_cbufs, pfb->cbufs);
emit_mem2gmem_surf(ctx, gmem->cbuf_base, pfb->cbufs, pfb->nr_cbufs, bin_w);
}
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