diff options
| author | Luca Barbieri <[email protected]> | 2010-09-05 08:27:12 +0200 |
|---|---|---|
| committer | Luca Barbieri <[email protected]> | 2010-09-05 17:52:26 +0200 |
| commit | 49b493ddd0bd6718fe02258a070121f5f4aa10d8 (patch) | |
| tree | 780bd80fa2edad5d803d6a2ac7f543fc1bb579d8 /src/gallium/drivers/nvfx/nvfx_query.c | |
| parent | 14d58052354cdd72fadabaeb1ae1be2d45d2a5ca (diff) | |
nvfx: pause occlusion queries during blitter usage
Thanks for Dave Airlie and Jerome Glisse for their code which made
me realize I need this too.
Diffstat (limited to 'src/gallium/drivers/nvfx/nvfx_query.c')
| -rw-r--r-- | src/gallium/drivers/nvfx/nvfx_query.c | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/src/gallium/drivers/nvfx/nvfx_query.c b/src/gallium/drivers/nvfx/nvfx_query.c index 1dab20c41a0..eeeb8976610 100644 --- a/src/gallium/drivers/nvfx/nvfx_query.c +++ b/src/gallium/drivers/nvfx/nvfx_query.c @@ -49,9 +49,10 @@ nvfx_query_begin(struct pipe_context *pipe, struct pipe_query *pq) struct nvfx_query *q = nvfx_query(pq); struct nvfx_screen *screen = nvfx->screen; struct nouveau_channel *chan = screen->base.channel; - struct nouveau_grobj *eng3d = screen->eng3d; uint64_t tmp; + assert(!nvfx->query); + /* Happens when end_query() is called, then another begin_query() * without querying the result in-between. For now we'll wait for * the existing query to notify completion, but it could be better. @@ -71,27 +72,35 @@ nvfx_query_begin(struct pipe_context *pipe, struct pipe_query *pq) nouveau_notifier_reset(nvfx->screen->query, q->object->start); - BEGIN_RING(chan, eng3d, NV34TCL_QUERY_RESET, 1); - OUT_RING (chan, 1); - BEGIN_RING(chan, eng3d, NV34TCL_QUERY_UNK17CC, 1); - OUT_RING (chan, 1); + WAIT_RING(chan, 4); + OUT_RING(chan, RING_3D(NV34TCL_QUERY_RESET, 1)); + OUT_RING(chan, 1); + OUT_RING(chan, RING_3D(NV34TCL_QUERY_ENABLE, 1)); + OUT_RING(chan, 1); q->ready = FALSE; + + nvfx->query = pq; } static void nvfx_query_end(struct pipe_context *pipe, struct pipe_query *pq) { struct nvfx_context *nvfx = nvfx_context(pipe); - struct nvfx_screen *screen = nvfx->screen; - struct nouveau_channel *chan = screen->base.channel; - struct nouveau_grobj *eng3d = screen->eng3d; + struct nouveau_channel *chan = nvfx->screen->base.channel; struct nvfx_query *q = nvfx_query(pq); - BEGIN_RING(chan, eng3d, NV34TCL_QUERY_GET, 1); + assert(nvfx->query == pq); + + WAIT_RING(chan, 4); + OUT_RING(chan, RING_3D(NV34TCL_QUERY_GET, 1)); OUT_RING (chan, (0x01 << NV34TCL_QUERY_GET_UNK24_SHIFT) | ((q->object->start * 32) << NV34TCL_QUERY_GET_OFFSET_SHIFT)); + OUT_RING(chan, RING_3D(NV34TCL_QUERY_ENABLE, 1)); + OUT_RING(chan, 0); FIRE_RING(chan); + + nvfx->query = 0; } static boolean |