From 86c71ff989f39401e3a8195aabcaae8dae89146b Mon Sep 17 00:00:00 2001 From: Bas Nieuwenhuizen Date: Thu, 10 Mar 2016 21:01:39 +0100 Subject: [PATCH] radeonsi: Add CE synchronization. MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Bas Nieuwenhuizen Reviewed-by: Marek Olšák --- src/gallium/drivers/radeonsi/si_pipe.h | 1 + src/gallium/drivers/radeonsi/si_state_draw.c | 26 ++++++++++++++++++++ 2 files changed, 27 insertions(+) diff --git a/src/gallium/drivers/radeonsi/si_pipe.h b/src/gallium/drivers/radeonsi/si_pipe.h index b8db3b2ce85..b3f5ed5e8d8 100644 --- a/src/gallium/drivers/radeonsi/si_pipe.h +++ b/src/gallium/drivers/radeonsi/si_pipe.h @@ -193,6 +193,7 @@ struct si_context { struct si_screen *screen; struct radeon_winsys_cs *ce_ib; struct radeon_winsys_cs *ce_preamble_ib; + bool ce_need_synchronization; struct pipe_fence_handle *last_gfx_fence; struct si_shader_ctx_state fixed_func_tcs_shader; diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c b/src/gallium/drivers/radeonsi/si_state_draw.c index d31f77f9849..8248604907d 100644 --- a/src/gallium/drivers/radeonsi/si_state_draw.c +++ b/src/gallium/drivers/radeonsi/si_state_draw.c @@ -757,6 +757,27 @@ static void si_get_draw_start_count(struct si_context *sctx, } } +static void si_ce_pre_draw_synchronization(struct si_context *sctx) +{ + if (sctx->ce_need_synchronization) { + radeon_emit(sctx->ce_ib, PKT3(PKT3_INCREMENT_CE_COUNTER, 0, 0)); + radeon_emit(sctx->ce_ib, 1); + + radeon_emit(sctx->b.gfx.cs, PKT3(PKT3_WAIT_ON_CE_COUNTER, 0, 0)); + radeon_emit(sctx->b.gfx.cs, 1); + } +} + +static void si_ce_post_draw_synchronization(struct si_context *sctx) +{ + if (sctx->ce_need_synchronization) { + radeon_emit(sctx->b.gfx.cs, PKT3(PKT3_INCREMENT_DE_COUNTER, 0, 0)); + radeon_emit(sctx->b.gfx.cs, 0); + + sctx->ce_need_synchronization = false; + } +} + void si_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info) { struct si_context *sctx = (struct si_context *)ctx; @@ -886,8 +907,13 @@ void si_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *info) si_emit_scratch_reloc(sctx); si_emit_rasterizer_prim_state(sctx); si_emit_draw_registers(sctx, info); + + si_ce_pre_draw_synchronization(sctx); + si_emit_draw_packets(sctx, info, &ib); + si_ce_post_draw_synchronization(sctx); + if (sctx->trace_buf) si_trace_emit(sctx); -- 2.30.2