r600: update sampler, sampler_view code for the future

For when we have pipe->set_sampler_states(pipe, shader, start, num, samplers),
etc.

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

4 files changed, 50 insertions, 19 deletions

diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c
index 89f27b44497..c80e330a5b8 100644
--- a/src/gallium/drivers/r600/evergreen_state.c
+++ b/src/gallium/drivers/r600/evergreen_state.c
@@ -1123,15 +1123,13 @@ static struct pipe_sampler_view *evergreen_create_sampler_view(struct pipe_conte
 static void evergreen_set_vs_sampler_views(struct pipe_context *ctx, unsigned count,
 					   struct pipe_sampler_view **views)
 {
-	struct r600_context *rctx = (struct r600_context *)ctx;
-	r600_set_sampler_views(rctx, &rctx->vs_samplers, count, views);
+	r600_set_sampler_views(ctx, PIPE_SHADER_VERTEX, 0, count, views);
 }
 
 static void evergreen_set_ps_sampler_views(struct pipe_context *ctx, unsigned count,
 					   struct pipe_sampler_view **views)
 {
-	struct r600_context *rctx = (struct r600_context *)ctx;
-	r600_set_sampler_views(rctx, &rctx->ps_samplers, count, views);
+	r600_set_sampler_views(ctx, PIPE_SHADER_FRAGMENT, 0, count, views);
 }
 
 static void evergreen_set_clip_state(struct pipe_context *ctx,
diff --git a/src/gallium/drivers/r600/r600_pipe.h b/src/gallium/drivers/r600/r600_pipe.h
index aeff52849ce..5d72952168e 100644
--- a/src/gallium/drivers/r600/r600_pipe.h
+++ b/src/gallium/drivers/r600/r600_pipe.h
@@ -568,8 +568,9 @@ void r600_set_vertex_buffers(struct pipe_context *ctx, unsigned count,
 			     const struct pipe_vertex_buffer *input);
 void r600_sampler_views_dirty(struct r600_context *rctx,
 			      struct r600_samplerview_state *state);
-void r600_set_sampler_views(struct r600_context *rctx,
-			    struct r600_textures_info *dst,
+void r600_set_sampler_views(struct pipe_context *pipe,
+                            unsigned shader,
+                            unsigned start,
 			    unsigned count,
 			    struct pipe_sampler_view **views);
 void r600_bind_vs_samplers(struct pipe_context *ctx, unsigned count, void **states);
diff --git a/src/gallium/drivers/r600/r600_state.c b/src/gallium/drivers/r600/r600_state.c
index b4f61a48a46..868455cba3b 100644
--- a/src/gallium/drivers/r600/r600_state.c
+++ b/src/gallium/drivers/r600/r600_state.c
@@ -1081,15 +1081,13 @@ static struct pipe_sampler_view *r600_create_sampler_view(struct pipe_context *c
 static void r600_set_vs_sampler_views(struct pipe_context *ctx, unsigned count,
 				      struct pipe_sampler_view **views)
 {
-	struct r600_context *rctx = (struct r600_context *)ctx;
-	r600_set_sampler_views(rctx, &rctx->vs_samplers, count, views);
+	r600_set_sampler_views(ctx, PIPE_SHADER_VERTEX, 0, count, views);
 }
 
 static void r600_set_ps_sampler_views(struct pipe_context *ctx, unsigned count,
 				      struct pipe_sampler_view **views)
 {
-	struct r600_context *rctx = (struct r600_context *)ctx;
-	r600_set_sampler_views(rctx, &rctx->ps_samplers, count, views);
+	r600_set_sampler_views(ctx, PIPE_SHADER_FRAGMENT, 0, count, views);
 }
 
 static void r600_set_clip_state(struct pipe_context *ctx,
diff --git a/src/gallium/drivers/r600/r600_state_common.c b/src/gallium/drivers/r600/r600_state_common.c
index 393d81b7f3d..d8c5fb284ef 100644
--- a/src/gallium/drivers/r600/r600_state_common.c
+++ b/src/gallium/drivers/r600/r600_state_common.c
@@ -371,13 +371,30 @@ void r600_sampler_view_destroy(struct pipe_context *ctx,
 	FREE(resource);
 }
 
-static void r600_bind_samplers(struct r600_context *rctx,
-			       struct r600_textures_info *dst,
+static void r600_bind_samplers(struct pipe_context *pipe,
+                               unsigned shader,
+			       unsigned start,
 			       unsigned count, void **states)
 {
+	struct r600_context *rctx = (struct r600_context *)pipe;
+	struct r600_textures_info *dst;
 	int seamless_cube_map = -1;
 	unsigned i;
 
+	assert(start == 0); /* XXX fix below */
+
+	switch (shader) {
+	case PIPE_SHADER_VERTEX:
+		dst = &rctx->vs_samplers;
+		break;
+	case PIPE_SHADER_FRAGMENT:
+		dst = &rctx->ps_samplers;
+		break;
+	default:
+		debug_error("bad shader in r600_bind_samplers()");
+		return;
+	}
+
 	memcpy(dst->samplers, states, sizeof(void*) * count);
 	dst->n_samplers = count;
 	dst->atom_sampler.num_dw = 0;
@@ -409,14 +426,12 @@ static void r600_bind_samplers(struct r600_context *rctx,
 
 void r600_bind_vs_samplers(struct pipe_context *ctx, unsigned count, void **states)
 {
-	struct r600_context *rctx = (struct r600_context *)ctx;
-	r600_bind_samplers(rctx, &rctx->vs_samplers, count, states);
+	r600_bind_samplers(ctx, PIPE_SHADER_VERTEX, 0, count, states);
 }
 
 void r600_bind_ps_samplers(struct pipe_context *ctx, unsigned count, void **states)
 {
-	struct r600_context *rctx = (struct r600_context *)ctx;
-	r600_bind_samplers(rctx, &rctx->ps_samplers, count, states);
+	r600_bind_samplers(ctx, PIPE_SHADER_FRAGMENT, 0, count, states);
 }
 
 void r600_delete_sampler(struct pipe_context *ctx, void *state)
@@ -545,11 +560,14 @@ void r600_sampler_views_dirty(struct r600_context *rctx,
 	}
 }
 
-void r600_set_sampler_views(struct r600_context *rctx,
-			    struct r600_textures_info *dst,
+void r600_set_sampler_views(struct pipe_context *pipe,
+			    unsigned shader,
+			    unsigned start,
 			    unsigned count,
 			    struct pipe_sampler_view **views)
 {
+	struct r600_context *rctx = (struct r600_context *) pipe;
+	struct r600_textures_info *dst;
 	struct r600_pipe_sampler_view **rviews = (struct r600_pipe_sampler_view **)views;
 	unsigned i;
 	/* This sets 1-bit for textures with index >= count. */
@@ -558,7 +576,23 @@ void r600_set_sampler_views(struct r600_context *rctx,
 	uint32_t new_mask = 0;
 
 	/* Set textures with index >= count to NULL. */
-	uint32_t remaining_mask = dst->views.enabled_mask & disable_mask;
+	uint32_t remaining_mask;
+
+	assert(start == 0); /* XXX fix below */
+
+	switch (shader) {
+	case PIPE_SHADER_VERTEX:
+		dst = &rctx->vs_samplers;
+		break;
+	case PIPE_SHADER_FRAGMENT:
+		dst = &rctx->ps_samplers;
+		break;
+	default:
+		debug_error("bad shader in r600_set_sampler_views()");
+		return;
+	}
+
+	remaining_mask = dst->views.enabled_mask & disable_mask;
 
 	while (remaining_mask) {
 		i = u_bit_scan(&remaining_mask);