From: Marek Olšák <marek.ol...@amd.com>
Cc: 10.0 10.1 mesa-sta...@lists.freedesktop.org
---
src/gallium/drivers/r600/r600_hw_context.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/src/gallium/drivers/r600/r600_hw_context.c
b/src/gallium/drivers/r600/r600_hw_context.c
index 5ecc73d..0aa7f45 100644
--- a/src/gallium/drivers/r600/r600_hw_context.c
+++ b/src/gallium/drivers/r600/r600_hw_context.c
@@ -210,6 +210,15 @@ void r600_flush_emit(struct r600_context *rctx)
S_0085F0_SMX_ACTION_ENA(1);
}
+ /* Workaround for buggy flushing on some R6xx chipsets. */
+ if (rctx->b.flags & R600_CONTEXT_FLUSH_AND_INV &&
+ (rctx->b.family == CHIP_RV670 ||
+ rctx->b.family == CHIP_RS780 ||
+ rctx->b.family == CHIP_RS880)) {
+ cp_coher_cntl |= S_0085F0_CB1_DEST_BASE_ENA(1) |
+ S_0085F0_DEST_BASE_0_ENA(1);
+ }
+
if (cp_coher_cntl) {
cs->buf[cs->cdw++] = PKT3(PKT3_SURFACE_SYNC, 3, 0);
cs->buf[cs->cdw++] = cp_coher_cntl; /* CP_COHER_CNTL */
--
1.8.3.2
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