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r600g: don't use the CB/DB CP COHER logic on r6xx

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There are hw bugs.  Flush and inv event is sufficient.

Fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=66837

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2013-07-12 09:31:28 -04:00
parent af16f73051
commit e0a7565832
1 changed files with 10 additions and 2 deletions
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12
src/gallium/drivers/r600/r600_hw_context.c
View file

@ -246,13 +246,21 @@ void r600_flush_emit(struct r600_context *rctx)
cp_coher_cntl |= S_0085F0_TC_ACTION_ENA(1);
}
if (rctx->flags & R600_CONTEXT_FLUSH_AND_INV_DB) {
/* Don't use the DB CP COHER logic on r6xx.
* There are hw bugs.
*/
if (rctx->chip_class >= R700 &&
(rctx->flags & R600_CONTEXT_FLUSH_AND_INV_DB)) {
cp_coher_cntl |= S_0085F0_DB_ACTION_ENA(1) |
S_0085F0_DB_DEST_BASE_ENA(1) |
S_0085F0_SMX_ACTION_ENA(1);
}
if (rctx->flags & R600_CONTEXT_FLUSH_AND_INV_CB) {
/* Don't use the CB CP COHER logic on r6xx.
* There are hw bugs.
*/
if (rctx->chip_class >= R700 &&
(rctx->flags & R600_CONTEXT_FLUSH_AND_INV_CB)) {
cp_coher_cntl |= S_0085F0_CB_ACTION_ENA(1) |
S_0085F0_CB0_DEST_BASE_ENA(1) |
S_0085F0_CB1_DEST_BASE_ENA(1) |