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authorDave Airlie <[email protected]>2015-02-24 14:10:20 +1000
committerDave Airlie <[email protected]>2015-12-02 08:25:00 +1000
commitaf4013d26b3203a794ae34fe0c98139bc1058273 (patch)
tree769facfc045d1110bfd951fbb51e7d7019b6a442 /src/gallium
parentb63944e8b9177d231b3789bf84ea9e67b9629905 (diff)
r600: SMX returns CONTEXT_DONE early workaround
streamout, gs rings bug on certain r600s, requires a wait idle before each surface sync. Reviewed-by: Marek Olšák <[email protected]> Cc: "10.6 11.0 11.1" <[email protected]> Signed-off-by: Dave Airlie <[email protected]>
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/drivers/r600/r600_pipe.h2
-rw-r--r--src/gallium/drivers/r600/r600_state_common.c12
2 files changed, 13 insertions, 1 deletions
diff --git a/src/gallium/drivers/r600/r600_pipe.h b/src/gallium/drivers/r600/r600_pipe.h
index 71a435f8709..c8ee612658e 100644
--- a/src/gallium/drivers/r600/r600_pipe.h
+++ b/src/gallium/drivers/r600/r600_pipe.h
@@ -59,7 +59,7 @@
/* the number of CS dwords for flushing and drawing */
#define R600_MAX_FLUSH_CS_DWORDS 16
-#define R600_MAX_DRAW_CS_DWORDS 49
+#define R600_MAX_DRAW_CS_DWORDS 52
#define R600_TRACE_CS_DWORDS 7
#define R600_MAX_USER_CONST_BUFFERS 13
diff --git a/src/gallium/drivers/r600/r600_state_common.c b/src/gallium/drivers/r600/r600_state_common.c
index 82430e549c7..e50f24ec02a 100644
--- a/src/gallium/drivers/r600/r600_state_common.c
+++ b/src/gallium/drivers/r600/r600_state_common.c
@@ -1769,6 +1769,18 @@ static void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info
(info.count_from_stream_output ? S_0287F0_USE_OPAQUE(1) : 0);
}
+ /* SMX returns CONTEXT_DONE too early workaround */
+ if (rctx->b.family == CHIP_R600 ||
+ rctx->b.family == CHIP_RV610 ||
+ rctx->b.family == CHIP_RV630 ||
+ rctx->b.family == CHIP_RV635) {
+ /* if we have gs shader or streamout
+ we need to do a wait idle after every draw */
+ if (rctx->gs_shader || rctx->b.streamout.streamout_enabled) {
+ radeon_set_config_reg(cs, R_008040_WAIT_UNTIL, S_008040_WAIT_3D_IDLE(1));
+ }
+ }
+
/* ES ring rolling over at EOP - workaround */
if (rctx->b.chip_class == R600) {
cs->buf[cs->cdw++] = PKT3(PKT3_EVENT_WRITE, 0, 0);