diff options
| author | Alex Deucher <[email protected]> | 2011-04-20 13:09:09 -0400 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2011-04-20 13:09:09 -0400 |
| commit | abee17057f52a1b83ab5d7897bc9299e452b5953 (patch) | |
| tree | 44c70293468d9d0317aba13a2fdce0cdc6fcedae /src/gallium/winsys/r600/drm | |
| parent | 6067a2a67f9a7aab2aee051469bea8af03747a95 (diff) | |
r600g: fix userspace fences again
reinstate b7617346dcff50a66a10c61b95c33682cf629c9e after the
rework in 6067a2a67f9a7aab2aee051469bea8af03747a95.
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'src/gallium/winsys/r600/drm')
| -rw-r--r-- | src/gallium/winsys/r600/drm/r600_hw_context.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/gallium/winsys/r600/drm/r600_hw_context.c b/src/gallium/winsys/r600/drm/r600_hw_context.c index 8e547da657c..662455be28c 100644 --- a/src/gallium/winsys/r600/drm/r600_hw_context.c +++ b/src/gallium/winsys/r600/drm/r600_hw_context.c @@ -1310,6 +1310,9 @@ void r600_context_flush(struct r600_context *ctx) else r600_context_flush_dest_caches(ctx); + /* partial flush is needed to avoid lockups on some chips with user fences */ + ctx->pm4[ctx->pm4_cdwords++] = PKT3(PKT3_EVENT_WRITE, 0, 0); + ctx->pm4[ctx->pm4_cdwords++] = EVENT_TYPE(EVENT_TYPE_PS_PARTIAL_FLUSH) | EVENT_INDEX(4); /* emit fence */ ctx->pm4[ctx->pm4_cdwords++] = PKT3(PKT3_EVENT_WRITE_EOP, 4, 0); ctx->pm4[ctx->pm4_cdwords++] = EVENT_TYPE(EVENT_TYPE_CACHE_FLUSH_AND_INV_TS_EVENT) | EVENT_INDEX(5); |