From 837f316ec7a32d5a2311d3478f04fdbbcdf174a9 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Fri, 18 Dec 2015 12:25:53 +0000 Subject: [PATCH] r600: do SQ flush ES ring rolling workaround MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Need to insert a SQ_NON_EVENT when ever geometry shaders are enabled. Reviewed-by: Marek Olšák Cc: "10.6 11.0 11.1" Signed-off-by: Dave Airlie (cherry picked from commit b63944e8b9177d231b3789bf84ea9e67b9629905) --- src/gallium/drivers/r600/r600_pipe.h | 2 +- src/gallium/drivers/r600/r600_state_common.c | 6 ++++++ src/gallium/drivers/r600/r600d.h | 1 + 3 files changed, 8 insertions(+), 1 deletion(-) diff --git a/src/gallium/drivers/r600/r600_pipe.h b/src/gallium/drivers/r600/r600_pipe.h index bb91f830828..a80af21ab50 100644 --- a/src/gallium/drivers/r600/r600_pipe.h +++ b/src/gallium/drivers/r600/r600_pipe.h @@ -57,7 +57,7 @@ /* 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 bdd9337ecc0..65345201aeb 100644 --- a/src/gallium/drivers/r600/r600_state_common.c +++ b/src/gallium/drivers/r600/r600_state_common.c @@ -1691,6 +1691,12 @@ 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 bce8b4ea065..4b44546b61e 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) -- 2.11.0