freedreno/a3xx: only update/emit bordercolor state when needed

Signed-off-by: Rob Clark <robclark@freedesktop.org>

3 files changed, 27 insertions, 17 deletions

diff --git a/src/gallium/drivers/freedreno/a3xx/fd3_emit.c b/src/gallium/drivers/freedreno/a3xx/fd3_emit.c
index 4a5242aedb..dc557faeec 100644
--- a/src/gallium/drivers/freedreno/a3xx/fd3_emit.c
+++ b/src/gallium/drivers/freedreno/a3xx/fd3_emit.c
@@ -142,16 +142,8 @@ emit_textures(struct fd_context *ctx, struct fd_ringbuffer *ring,
 			[SB_FRAG_TEX] = REG_A3XX_TPL1_TP_FS_BORDER_COLOR_BASE_ADDR,
 	};
 	struct fd3_context *fd3_ctx = fd3_context(ctx);
-	unsigned i, j, off;
-	void *ptr;
-
-	u_upload_alloc(fd3_ctx->border_color_uploader,
-			0, BORDER_COLOR_UPLOAD_SIZE,
-		       BORDER_COLOR_UPLOAD_SIZE, &off,
-			&fd3_ctx->border_color_buf,
-			&ptr);
-
-	fd_setup_border_colors(tex, ptr, tex_off[sb]);
+	bool needs_border = false;
+	unsigned i, j;
 
 	if (tex->num_samplers > 0) {
 		/* output sampler state: */
@@ -170,6 +162,8 @@ emit_textures(struct fd_context *ctx, struct fd_ringbuffer *ring,
 
 			OUT_RING(ring, sampler->texsamp0);
 			OUT_RING(ring, sampler->texsamp1);
+
+			needs_border |= sampler->needs_border;
 		}
 	}
 
@@ -233,10 +227,23 @@ emit_textures(struct fd_context *ctx, struct fd_ringbuffer *ring,
 		}
 	}
 
-	OUT_PKT0(ring, bcolor_reg[sb], 1);
-	OUT_RELOC(ring, fd_resource(fd3_ctx->border_color_buf)->bo, off, 0, 0);
+	if (needs_border) {
+		unsigned off;
+		void *ptr;
+
+		u_upload_alloc(fd3_ctx->border_color_uploader,
+				0, BORDER_COLOR_UPLOAD_SIZE,
+			       BORDER_COLOR_UPLOAD_SIZE, &off,
+				&fd3_ctx->border_color_buf,
+				&ptr);
 
-	u_upload_unmap(fd3_ctx->border_color_uploader);
+		fd_setup_border_colors(tex, ptr, tex_off[sb]);
+
+		OUT_PKT0(ring, bcolor_reg[sb], 1);
+		OUT_RELOC(ring, fd_resource(fd3_ctx->border_color_buf)->bo, off, 0, 0);
+
+		u_upload_unmap(fd3_ctx->border_color_uploader);
+	}
 }
 
 /* emit texture state for mem->gmem restore operation.. eventually it would
diff --git a/src/gallium/drivers/freedreno/a3xx/fd3_texture.c b/src/gallium/drivers/freedreno/a3xx/fd3_texture.c
index 9d54d41e1a..81336bff97 100644
--- a/src/gallium/drivers/freedreno/a3xx/fd3_texture.c
+++ b/src/gallium/drivers/freedreno/a3xx/fd3_texture.c
@@ -36,7 +36,7 @@
 #include "fd3_format.h"
 
 static enum a3xx_tex_clamp
-tex_clamp(unsigned wrap, bool clamp_to_edge)
+tex_clamp(unsigned wrap, bool clamp_to_edge, bool *needs_border)
 {
 	/* Hardware does not support _CLAMP, but we emulate it: */
 	if (wrap == PIPE_TEX_WRAP_CLAMP) {
@@ -50,6 +50,7 @@ tex_clamp(unsigned wrap, bool clamp_to_edge)
 	case PIPE_TEX_WRAP_CLAMP_TO_EDGE:
 		return A3XX_TEX_CLAMP_TO_EDGE;
 	case PIPE_TEX_WRAP_CLAMP_TO_BORDER:
+		*needs_border = true;
 		return A3XX_TEX_CLAMP_TO_BORDER;
 	case PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE:
 		/* only works for PoT.. need to emulate otherwise! */
@@ -113,6 +114,7 @@ fd3_sampler_state_create(struct pipe_context *pctx,
 		so->saturate_r = (cso->wrap_r == PIPE_TEX_WRAP_CLAMP);
 	}
 
+	so->needs_border = false;
 	so->texsamp0 =
 			COND(!cso->normalized_coords, A3XX_TEX_SAMP_0_UNNORM_COORDS) |
 			COND(!cso->seamless_cube_map, A3XX_TEX_SAMP_0_CUBEMAPSEAMLESSFILTOFF) |
@@ -120,9 +122,9 @@ fd3_sampler_state_create(struct pipe_context *pctx,
 			A3XX_TEX_SAMP_0_XY_MAG(tex_filter(cso->mag_img_filter, aniso)) |
 			A3XX_TEX_SAMP_0_XY_MIN(tex_filter(cso->min_img_filter, aniso)) |
 			A3XX_TEX_SAMP_0_ANISO(aniso) |
-			A3XX_TEX_SAMP_0_WRAP_S(tex_clamp(cso->wrap_s, clamp_to_edge)) |
-			A3XX_TEX_SAMP_0_WRAP_T(tex_clamp(cso->wrap_t, clamp_to_edge)) |
-			A3XX_TEX_SAMP_0_WRAP_R(tex_clamp(cso->wrap_r, clamp_to_edge));
+			A3XX_TEX_SAMP_0_WRAP_S(tex_clamp(cso->wrap_s, clamp_to_edge, &so->needs_border)) |
+			A3XX_TEX_SAMP_0_WRAP_T(tex_clamp(cso->wrap_t, clamp_to_edge, &so->needs_border)) |
+			A3XX_TEX_SAMP_0_WRAP_R(tex_clamp(cso->wrap_r, clamp_to_edge, &so->needs_border));
 
 	if (cso->compare_mode)
 		so->texsamp0 |= A3XX_TEX_SAMP_0_COMPARE_FUNC(cso->compare_func); /* maps 1:1 */
diff --git a/src/gallium/drivers/freedreno/a3xx/fd3_texture.h b/src/gallium/drivers/freedreno/a3xx/fd3_texture.h
index d5afb03cd7..22203feee0 100644
--- a/src/gallium/drivers/freedreno/a3xx/fd3_texture.h
+++ b/src/gallium/drivers/freedreno/a3xx/fd3_texture.h
@@ -41,6 +41,7 @@ struct fd3_sampler_stateobj {
 	struct pipe_sampler_state base;
 	uint32_t texsamp0, texsamp1;
 	bool saturate_s, saturate_t, saturate_r;
+	bool needs_border;
 };
 
 static inline struct fd3_sampler_stateobj *