r600g: fix flushing on RV670, RS780, RS880 again

Cc: 10.0 10.1 mesa-stable@lists.freedesktop.org
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Marek Olšák 2014-04-19 23:39:13 +02:00
parent 20a9b784da
commit 042e40f67b

View file

@ -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 */