r600g: don't use r600_context_reg on r6xx-r7xx

Reviewed-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>

5 files changed, 47 insertions, 23 deletions

diff --git a/src/gallium/drivers/r600/r600.h b/src/gallium/drivers/r600/r600.h
index c3de51f8373..515d122ce35 100644
--- a/src/gallium/drivers/r600/r600.h
+++ b/src/gallium/drivers/r600/r600.h
@@ -257,6 +257,7 @@ struct r600_draw {
 	u32			vgt_draw_initiator;
 	u32			indices_bo_offset;
 	unsigned		db_render_override;
+	unsigned		db_render_control;
 	struct r600_resource	*indices;
 };
 
diff --git a/src/gallium/drivers/r600/r600_hw_context.c b/src/gallium/drivers/r600/r600_hw_context.c
index 7941ee2fba4..5026b800e9a 100644
--- a/src/gallium/drivers/r600/r600_hw_context.c
+++ b/src/gallium/drivers/r600/r600_hw_context.c
@@ -1452,24 +1452,15 @@ void r600_context_draw(struct r600_context *ctx, const struct r600_draw *draw)
 	if (draw->indices) {
 		ndwords = 11;
 	}
-	/* when increasing ndwords, bump the max limit too */
-	assert(ndwords <= R600_MAX_DRAW_CS_DWORDS);
-
-	/* queries need some special values
-	 * (this is non-zero if any query is active) */
 	if (ctx->num_cs_dw_queries_suspend) {
-		if (ctx->screen->family >= CHIP_RV770) {
-			r600_context_reg(ctx,
-					R_028D0C_DB_RENDER_CONTROL,
-					S_028D0C_R700_PERFECT_ZPASS_COUNTS(1),
-					S_028D0C_R700_PERFECT_ZPASS_COUNTS(1));
-		}
-		r600_context_reg(ctx,
-				R_028D10_DB_RENDER_OVERRIDE,
-				S_028D10_NOOP_CULL_DISABLE(1),
-				S_028D10_NOOP_CULL_DISABLE(1));
+		if (ctx->screen->family >= CHIP_RV770)
+			ndwords += 3;
+		ndwords += 3;
 	}
 
+	/* when increasing ndwords, bump the max limit too */
+	assert(ndwords <= R600_MAX_DRAW_CS_DWORDS);
+
 	r600_need_cs_space(ctx, 0, TRUE);
 	assert(ctx->pm4_cdwords + ctx->pm4_dirty_cdwords + ndwords < RADEON_MAX_CMDBUF_DWORDS);
 
@@ -1488,6 +1479,25 @@ void r600_context_draw(struct r600_context *ctx, const struct r600_draw *draw)
 		ctx->streamout_start = FALSE;
 	}
 
+	/* queries need some special values
+	 * (this is non-zero if any query is active) */
+	if (ctx->num_cs_dw_queries_suspend) {
+		if (ctx->screen->family >= CHIP_RV770) {
+			pm4 = &ctx->pm4[ctx->pm4_cdwords];
+			pm4[0] = PKT3(PKT3_SET_CONTEXT_REG, 1, 0);
+			pm4[1] = (R_028D0C_DB_RENDER_CONTROL - R600_CONTEXT_REG_OFFSET) >> 2;
+			pm4[2] = draw->db_render_control | S_028D0C_R700_PERFECT_ZPASS_COUNTS(1);
+			ctx->pm4_cdwords += 3;
+			ndwords -= 3;
+		}
+		pm4 = &ctx->pm4[ctx->pm4_cdwords];
+		pm4[0] = PKT3(PKT3_SET_CONTEXT_REG, 1, 0);
+		pm4[1] = (R_028D10_DB_RENDER_OVERRIDE - R600_CONTEXT_REG_OFFSET) >> 2;
+		pm4[2] = draw->db_render_override | S_028D10_NOOP_CULL_DISABLE(1);
+		ctx->pm4_cdwords += 3;
+		ndwords -= 3;
+	}
+
 	/* draw packet */
 	pm4 = &ctx->pm4[ctx->pm4_cdwords];
 
diff --git a/src/gallium/drivers/r600/r600_pipe.h b/src/gallium/drivers/r600/r600_pipe.h
index 0c6d72dc72f..4ba4b1bdad1 100644
--- a/src/gallium/drivers/r600/r600_pipe.h
+++ b/src/gallium/drivers/r600/r600_pipe.h
@@ -126,6 +126,7 @@ struct r600_pipe_dsa {
 	struct r600_pipe_state		rstate;
 	unsigned			alpha_ref;
 	unsigned			db_render_override;
+	unsigned			db_render_control;
 	ubyte				valuemask[2];
 	ubyte				writemask[2];
 };
diff --git a/src/gallium/drivers/r600/r600_state.c b/src/gallium/drivers/r600/r600_state.c
index 58ec0593f1f..42ed14abd23 100644
--- a/src/gallium/drivers/r600/r600_state.c
+++ b/src/gallium/drivers/r600/r600_state.c
@@ -919,6 +919,9 @@ static void *r600_create_dsa_state(struct pipe_context *ctx,
 	r600_pipe_state_add_reg(rstate, R_028D30_DB_PRELOAD_CONTROL, 0x00000000, NULL, 0);
 	r600_pipe_state_add_reg(rstate, R_028D44_DB_ALPHA_TO_MASK, 0x0000AA00, NULL, 0);
 
+	dsa->db_render_override = db_render_override;
+	dsa->db_render_control = db_render_control;
+
 	return rstate;
 }
 
@@ -2251,6 +2254,8 @@ void *r600_create_db_flush_dsa(struct r600_pipe_context *rctx)
 {
 	struct pipe_depth_stencil_alpha_state dsa;
 	struct r600_pipe_state *rstate;
+	struct r600_pipe_dsa *dsa_state;
+	unsigned db_render_control;
 	boolean quirk = false;
 
 	if (rctx->family == CHIP_RV610 || rctx->family == CHIP_RV630 ||
@@ -2270,12 +2275,17 @@ void *r600_create_db_flush_dsa(struct r600_pipe_context *rctx)
 	}
 
 	rstate = rctx->context.create_depth_stencil_alpha_state(&rctx->context, &dsa);
-	r600_pipe_state_add_reg(rstate,
-				R_028D0C_DB_RENDER_CONTROL,
-				S_028D0C_DEPTH_COPY_ENABLE(1) |
-				S_028D0C_STENCIL_COPY_ENABLE(1) |
-				S_028D0C_COPY_CENTROID(1),
-				NULL, 0);
+	dsa_state = (struct r600_pipe_dsa*)rstate;
+
+	db_render_control =
+		S_028D0C_DEPTH_COPY_ENABLE(1) |
+		S_028D0C_STENCIL_COPY_ENABLE(1) |
+		S_028D0C_COPY_CENTROID(1);
+
+	r600_pipe_state_add_reg(rstate, R_028D0C_DB_RENDER_CONTROL, db_render_control, NULL, 0);
+
+	dsa_state->db_render_control = db_render_control;
+
 	return rstate;
 }
 
diff --git a/src/gallium/drivers/r600/r600_state_common.c b/src/gallium/drivers/r600/r600_state_common.c
index 501d369feb7..5b54a00306e 100644
--- a/src/gallium/drivers/r600/r600_state_common.c
+++ b/src/gallium/drivers/r600/r600_state_common.c
@@ -665,6 +665,7 @@ static void r600_update_derived_state(struct r600_pipe_context *rctx)
 void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *dinfo)
 {
 	struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
+	struct r600_pipe_dsa *dsa = (struct r600_pipe_dsa*)rctx->states[R600_PIPE_STATE_DSA];
 	struct pipe_draw_info info = *dinfo;
 	struct r600_draw rdraw = {};
 	struct pipe_index_buffer ib = {};
@@ -780,9 +781,10 @@ void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info *dinfo)
 
 	r600_context_pipe_state_set(&rctx->ctx, &rctx->vgt);
 
+	rdraw.db_render_override = dsa->db_render_override;
+	rdraw.db_render_control = dsa->db_render_control;
+
 	if (rctx->chip_class >= EVERGREEN) {
-		struct r600_pipe_dsa *dsa = (struct r600_pipe_dsa*)rctx->states[R600_PIPE_STATE_DSA];
-		rdraw.db_render_override = dsa->db_render_override;
 		evergreen_context_draw(&rctx->ctx, &rdraw);
 	} else {
 		r600_context_draw(&rctx->ctx, &rdraw);