Module: Mesa
Branch: master
Commit: f86a112b07f01e267828fc255ffd63f223d2d5bb
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=f86a112b07f01e267828fc255ffd63f223d2d5bb

Author: Nicolai Hähnle <[email protected]>
Date:   Sun Sep 17 11:10:04 2017 +0200

radeonsi: move current_rast_prim to r600_common_context

We'll use it in the scissors / clip / guardband state.

v2: avoid a performance regression on r600 when applied to
    (pre-fork) stable branches

Cc: [email protected]
Reviewed-by: Marek Olšák <[email protected]>

---

 src/gallium/drivers/radeon/r600_pipe_common.c   | 4 ++++
 src/gallium/drivers/radeon/r600_pipe_common.h   | 1 +
 src/gallium/drivers/radeonsi/si_pipe.h          | 1 -
 src/gallium/drivers/radeonsi/si_state_draw.c    | 8 ++++----
 src/gallium/drivers/radeonsi/si_state_shaders.c | 8 ++++----
 5 files changed, 13 insertions(+), 9 deletions(-)

diff --git a/src/gallium/drivers/radeon/r600_pipe_common.c 
b/src/gallium/drivers/radeon/r600_pipe_common.c
index 62bd5f6a98..b327fd106a 100644
--- a/src/gallium/drivers/radeon/r600_pipe_common.c
+++ b/src/gallium/drivers/radeon/r600_pipe_common.c
@@ -724,6 +724,10 @@ bool si_common_context_init(struct r600_common_context 
*rctx,
        rctx->dma_clear_buffer = r600_dma_clear_buffer_fallback;
        rctx->b.buffer_subdata = si_buffer_subdata;
 
+       /* Set a reasonable default to avoid a performance regression in r600
+        * on stable branches. */
+       rctx->current_rast_prim = PIPE_PRIM_TRIANGLES;
+
        if (rscreen->info.drm_major == 2 && rscreen->info.drm_minor >= 43) {
                rctx->b.get_device_reset_status = r600_get_reset_status;
                rctx->gpu_reset_counter =
diff --git a/src/gallium/drivers/radeon/r600_pipe_common.h 
b/src/gallium/drivers/radeon/r600_pipe_common.h
index debedd402b..f6ded92dc5 100644
--- a/src/gallium/drivers/radeon/r600_pipe_common.h
+++ b/src/gallium/drivers/radeon/r600_pipe_common.h
@@ -599,6 +599,7 @@ struct r600_common_context {
 
        /* Additional context states. */
        unsigned flags; /* flush flags */
+       enum pipe_prim_type             current_rast_prim; /* primitive type 
after TES, GS */
 
        /* Queries. */
        /* Maintain the list of active queries for pausing between IBs. */
diff --git a/src/gallium/drivers/radeonsi/si_pipe.h 
b/src/gallium/drivers/radeonsi/si_pipe.h
index 46c89e2f38..08d47ea414 100644
--- a/src/gallium/drivers/radeonsi/si_pipe.h
+++ b/src/gallium/drivers/radeonsi/si_pipe.h
@@ -409,7 +409,6 @@ struct si_context {
        unsigned                last_sc_line_stipple;
        unsigned                current_vs_state;
        unsigned                last_vs_state;
-       enum pipe_prim_type     current_rast_prim; /* primitive type after TES, 
GS */
 
        /* Scratch buffer */
        struct r600_atom        scratch_state;
diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c 
b/src/gallium/drivers/radeonsi/si_state_draw.c
index 0a672c503f..e4f592c384 100644
--- a/src/gallium/drivers/radeonsi/si_state_draw.c
+++ b/src/gallium/drivers/radeonsi/si_state_draw.c
@@ -531,7 +531,7 @@ static unsigned si_get_ia_multi_vgt_param(struct si_context 
*sctx,
 static void si_emit_rasterizer_prim_state(struct si_context *sctx)
 {
        struct radeon_winsys_cs *cs = sctx->b.gfx.cs;
-       enum pipe_prim_type rast_prim = sctx->current_rast_prim;
+       enum pipe_prim_type rast_prim = sctx->b.current_rast_prim;
        struct si_state_rasterizer *rs = sctx->emitted.named.rasterizer;
 
        /* Skip this if not rendering lines. */
@@ -581,7 +581,7 @@ static void si_emit_draw_registers(struct si_context *sctx,
 {
        struct radeon_winsys_cs *cs = sctx->b.gfx.cs;
        unsigned prim = si_conv_pipe_prim(info->mode);
-       unsigned gs_out_prim = si_conv_prim_to_gs_out(sctx->current_rast_prim);
+       unsigned gs_out_prim = 
si_conv_prim_to_gs_out(sctx->b.current_rast_prim);
        unsigned ia_multi_vgt_param;
 
        ia_multi_vgt_param = si_get_ia_multi_vgt_param(sctx, info, num_patches);
@@ -1254,8 +1254,8 @@ void si_draw_vbo(struct pipe_context *ctx, const struct 
pipe_draw_info *info)
        else
                rast_prim = info->mode;
 
-       if (rast_prim != sctx->current_rast_prim) {
-               sctx->current_rast_prim = rast_prim;
+       if (rast_prim != sctx->b.current_rast_prim) {
+               sctx->b.current_rast_prim = rast_prim;
                sctx->do_update_shaders = true;
        }
 
diff --git a/src/gallium/drivers/radeonsi/si_state_shaders.c 
b/src/gallium/drivers/radeonsi/si_state_shaders.c
index 889cd8e724..1146e5e394 100644
--- a/src/gallium/drivers/radeonsi/si_state_shaders.c
+++ b/src/gallium/drivers/radeonsi/si_state_shaders.c
@@ -1408,10 +1408,10 @@ static inline void si_shader_selector_key(struct 
pipe_context *ctx,
                }
 
                if (rs) {
-                       bool is_poly = (sctx->current_rast_prim >= 
PIPE_PRIM_TRIANGLES &&
-                                       sctx->current_rast_prim <= 
PIPE_PRIM_POLYGON) ||
-                                      sctx->current_rast_prim >= 
PIPE_PRIM_TRIANGLES_ADJACENCY;
-                       bool is_line = !is_poly && sctx->current_rast_prim != 
PIPE_PRIM_POINTS;
+                       bool is_poly = (sctx->b.current_rast_prim >= 
PIPE_PRIM_TRIANGLES &&
+                                       sctx->b.current_rast_prim <= 
PIPE_PRIM_POLYGON) ||
+                                      sctx->b.current_rast_prim >= 
PIPE_PRIM_TRIANGLES_ADJACENCY;
+                       bool is_line = !is_poly && sctx->b.current_rast_prim != 
PIPE_PRIM_POINTS;
 
                        key->part.ps.prolog.color_two_side = rs->two_side && 
sel->info.colors_read;
                        key->part.ps.prolog.flatshade_colors = rs->flatshade && 
sel->info.colors_read;

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