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authorDave Airlie <[email protected]>2015-02-23 20:14:31 +0000
committerDave Airlie <[email protected]>2015-12-02 08:24:32 +1000
commitb63944e8b9177d231b3789bf84ea9e67b9629905 (patch)
tree5663b3d6e94d1fc435001fc92a1e6f248be5c6b1 /src/gallium/drivers
parentea33920f7ed3a4100c921db563dc998e0ca24aad (diff)
r600: do SQ flush ES ring rolling workaround
Need to insert a SQ_NON_EVENT when ever geometry shaders are enabled. 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/drivers')
-rw-r--r--src/gallium/drivers/r600/r600_pipe.h2
-rw-r--r--src/gallium/drivers/r600/r600_state_common.c6
-rw-r--r--src/gallium/drivers/r600/r600d.h1
3 files changed, 8 insertions, 1 deletions
diff --git a/src/gallium/drivers/r600/r600_pipe.h b/src/gallium/drivers/r600/r600_pipe.h
index bbb55adef82..71a435f8709 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 47
+#define R600_MAX_DRAW_CS_DWORDS 49
#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 4ea122a1136..82430e549c7 100644
--- a/src/gallium/drivers/r600/r600_state_common.c
+++ b/src/gallium/drivers/r600/r600_state_common.c
@@ -1769,6 +1769,12 @@ 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);
}
+ /* ES ring rolling over at EOP - workaround */
+ if (rctx->b.chip_class == R600) {
+ cs->buf[cs->cdw++] = PKT3(PKT3_EVENT_WRITE, 0, 0);
+ cs->buf[cs->cdw++] = EVENT_TYPE(EVENT_TYPE_SQ_NON_EVENT);
+ }
+
if (rctx->screen->b.trace_bo) {
r600_trace_emit(rctx);
}
diff --git a/src/gallium/drivers/r600/r600d.h b/src/gallium/drivers/r600/r600d.h
index d4df0606e56..3d223edb5f4 100644
--- a/src/gallium/drivers/r600/r600d.h
+++ b/src/gallium/drivers/r600/r600d.h
@@ -130,6 +130,7 @@
#define EVENT_TYPE_SAMPLE_STREAMOUTSTATS 0x20
#define EVENT_TYPE_FLUSH_AND_INV_DB_META 0x2c /* supported on r700+ */
#define EVENT_TYPE_VGT_FLUSH 0x24
+#define EVENT_TYPE_SQ_NON_EVENT 0x26
#define EVENT_TYPE_FLUSH_AND_INV_CB_META 46 /* supported on r700+ */
#define EVENT_TYPE(x) ((x) << 0)
#define EVENT_INDEX(x) ((x) << 8)