[Mesa-dev] [v2 2/6] i965: Replace boolean rb surface state setup argument with flags

Topi Pohjolainen topi.pohjolainen at gmail.com
Tue Sep 6 07:28:08 UTC 2016


And add plumbing to provide it all the way to surface state emitter.
This is not used yet but will be in subsequent patches to carry
additional constraints.

Signed-off-by: Topi Pohjolainen <topi.pohjolainen at intel.com>
---
 src/mesa/drivers/dri/i965/brw_context.h          |  2 +-
 src/mesa/drivers/dri/i965/brw_state.h            |  2 +-
 src/mesa/drivers/dri/i965/brw_wm_surface_state.c | 28 +++++++++++++++---------
 3 files changed, 20 insertions(+), 12 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_context.h b/src/mesa/drivers/dri/i965/brw_context.h
index e7c90b7..12ac8af 100644
--- a/src/mesa/drivers/dri/i965/brw_context.h
+++ b/src/mesa/drivers/dri/i965/brw_context.h
@@ -747,7 +747,7 @@ struct brw_context
    {
       uint32_t (*update_renderbuffer_surface)(struct brw_context *brw,
                                               struct gl_renderbuffer *rb,
-                                              bool layered, unsigned unit,
+                                              int flags, unsigned unit,
                                               uint32_t surf_index);
       void (*emit_null_surface_state)(struct brw_context *brw,
                                       unsigned width,
diff --git a/src/mesa/drivers/dri/i965/brw_state.h b/src/mesa/drivers/dri/i965/brw_state.h
index bfcdf29..1d370c3 100644
--- a/src/mesa/drivers/dri/i965/brw_state.h
+++ b/src/mesa/drivers/dri/i965/brw_state.h
@@ -288,7 +288,7 @@ void brw_update_texture_surface(struct gl_context *ctx,
 
 uint32_t brw_update_renderbuffer_surface(struct brw_context *brw,
                                          struct gl_renderbuffer *rb,
-                                         bool layered, unsigned unit,
+                                         int flags, unsigned unit,
                                          uint32_t surf_index);
 
 void brw_update_renderbuffer_surfaces(struct brw_context *brw,
diff --git a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
index c347b5d..073919e 100644
--- a/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
+++ b/src/mesa/drivers/dri/i965/brw_wm_surface_state.c
@@ -54,6 +54,10 @@
 #include "brw_defines.h"
 #include "brw_wm.h"
 
+enum {
+   INTEL_RENDERBUFFER_LAYERED = 1 << 0,
+};
+
 struct surface_state_info {
    unsigned num_dwords;
    unsigned ss_align; /* Required alignment of RENDER_SURFACE_STATE in bytes */
@@ -74,7 +78,7 @@ static const struct surface_state_info surface_state_infos[] = {
 
 static void
 brw_emit_surface_state(struct brw_context *brw,
-                       struct intel_mipmap_tree *mt,
+                       struct intel_mipmap_tree *mt, int flags,
                        GLenum target, struct isl_view view,
                        uint32_t mocs, uint32_t *surf_offset, int surf_index,
                        unsigned read_domains, unsigned write_domains)
@@ -183,7 +187,7 @@ brw_emit_surface_state(struct brw_context *brw,
 uint32_t
 brw_update_renderbuffer_surface(struct brw_context *brw,
                                 struct gl_renderbuffer *rb,
-                                bool layered, unsigned unit /* unused */,
+                                int flags, unsigned unit /* unused */,
                                 uint32_t surf_index)
 {
    struct gl_context *ctx = &brw->ctx;
@@ -220,7 +224,7 @@ brw_update_renderbuffer_surface(struct brw_context *brw,
    };
 
    uint32_t offset;
-   brw_emit_surface_state(brw, mt, mt->target, view,
+   brw_emit_surface_state(brw, mt, flags, mt->target, view,
                           surface_state_infos[brw->gen].rb_mocs,
                           &offset, surf_index,
                           I915_GEM_DOMAIN_RENDER,
@@ -533,7 +537,8 @@ brw_update_texture_surface(struct gl_context *ctx,
           obj->Target == GL_TEXTURE_CUBE_MAP_ARRAY)
          view.usage |= ISL_SURF_USAGE_CUBE_BIT;
 
-      brw_emit_surface_state(brw, mt, mt->target, view,
+      const int flags = 0;
+      brw_emit_surface_state(brw, mt, flags, mt->target, view,
                              surface_state_infos[brw->gen].tex_mocs,
                              surf_offset, surf_index,
                              I915_GEM_DOMAIN_SAMPLER, 0);
@@ -865,7 +870,7 @@ brw_emit_null_surface_state(struct brw_context *brw,
 static uint32_t
 gen4_update_renderbuffer_surface(struct brw_context *brw,
                                  struct gl_renderbuffer *rb,
-                                 bool layered, unsigned unit,
+                                 int flags, unsigned unit,
                                  uint32_t surf_index)
 {
    struct gl_context *ctx = &brw->ctx;
@@ -879,7 +884,7 @@ gen4_update_renderbuffer_surface(struct brw_context *brw,
    mesa_format rb_format = _mesa_get_render_format(ctx, intel_rb_format(irb));
    /* BRW_NEW_FS_PROG_DATA */
 
-   assert(!layered);
+   assert(!(flags & INTEL_RENDERBUFFER_LAYERED));
 
    if (rb->TexImage && !brw->has_surface_tile_offset) {
       intel_renderbuffer_get_tile_offsets(irb, &tile_x, &tile_y);
@@ -982,12 +987,13 @@ brw_update_renderbuffer_surfaces(struct brw_context *brw,
    if (fb->_NumColorDrawBuffers >= 1) {
       for (i = 0; i < fb->_NumColorDrawBuffers; i++) {
          const uint32_t surf_index = render_target_start + i;
+         const int flags =
+            _mesa_geometric_layers(fb) > 0 ? INTEL_RENDERBUFFER_LAYERED : 0;
 
 	 if (intel_renderbuffer(fb->_ColorDrawBuffers[i])) {
             surf_offset[surf_index] =
                brw->vtbl.update_renderbuffer_surface(
-                  brw, fb->_ColorDrawBuffers[i],
-                  _mesa_geometric_layers(fb) > 0, i, surf_index);
+                  brw, fb->_ColorDrawBuffers[i], flags, i, surf_index);
 	 } else {
             brw->vtbl.emit_null_surface_state(brw, w, h, s,
                &surf_offset[surf_index]);
@@ -1099,7 +1105,8 @@ update_renderbuffer_read_surfaces(struct brw_context *brw)
                .usage = ISL_SURF_USAGE_TEXTURE_BIT,
             };
 
-            brw_emit_surface_state(brw, irb->mt, target, view,
+            const int flags = 0;
+            brw_emit_surface_state(brw, irb->mt, flags, target, view,
                                    surface_state_infos[brw->gen].tex_mocs,
                                    surf_offset, surf_index,
                                    I915_GEM_DOMAIN_SAMPLER, 0);
@@ -1658,7 +1665,8 @@ update_image_surface(struct brw_context *brw,
 
             const int surf_index = surf_offset - &brw->wm.base.surf_offset[0];
 
-            brw_emit_surface_state(brw, mt, mt->target, view,
+            const int flags = 0;
+            brw_emit_surface_state(brw, mt, flags, mt->target, view,
                                    surface_state_infos[brw->gen].tex_mocs,
                                    surf_offset, surf_index,
                                    I915_GEM_DOMAIN_SAMPLER,
-- 
2.5.5



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