ilo: make ilo_render_emit_flush() direct

Remove emit_flush() and ILO_RENDER_FLUSH indirections.

Signed-off-by: Chia-I Wu <olvaffe@gmail.com>

src/gallium/drivers/ilo/ilo_draw.c

@@ -323,10 +323,8 @@ draw_vbo(struct ilo_context *ilo, const struct ilo_state_vector *vec)
    /* make sure there is enough room first */
    max_len = ilo_render_estimate_size(ilo->render,
          ILO_RENDER_DRAW, vec);
-   if (need_flush) {
-      max_len += ilo_render_estimate_size(ilo->render,
-            ILO_RENDER_FLUSH, NULL);
-   }
+   if (need_flush)
+      max_len += ilo_render_get_flush_len(ilo->render);
 
    if (max_len > ilo_cp_space(ilo->cp)) {
       ilo_cp_submit(ilo->cp, "out of space");
@@ -380,8 +378,7 @@ ilo_draw_rectlist(struct ilo_context *ilo)
 
    max_len = ilo_render_estimate_size(ilo->render,
          ILO_RENDER_RECTLIST, ilo->blitter);
-   max_len += ilo_render_estimate_size(ilo->render,
-         ILO_RENDER_FLUSH, NULL) * 2;
+   max_len += ilo_render_get_flush_len(ilo->render) * 2;
 
    if (max_len > ilo_cp_space(ilo->cp)) {
       ilo_cp_submit(ilo->cp, "out of space");

src/gallium/drivers/ilo/ilo_render.c

@@ -25,9 +25,11 @@
  *    Chia-I Wu <olv@lunarg.com>
  */
 
+#include "genhw/genhw.h"
 #include "intel_winsys.h"
 
 #include "ilo_builder.h"
+#include "ilo_builder_render.h"
 #include "ilo_render_gen.h"
 #include "ilo_render_gen7.h"
 #include "ilo_render.h"
@@ -179,3 +181,46 @@ ilo_render_invalidate_builder(struct ilo_render *render)
    /* Kernel flushes everything.  Shouldn't we set all bits here? */
    render->state.current_pipe_control_dw1 = 0;
 }
+
+/**
+ * Return the command length of ilo_render_emit_flush().
+ */
+int
+ilo_render_get_flush_len(const struct ilo_render *render)
+{
+   int len;
+
+   ILO_DEV_ASSERT(render->dev, 6, 7.5);
+
+   len = GEN6_PIPE_CONTROL__SIZE;
+
+   /* plus gen6_wa_pre_pipe_control() */
+   if (ilo_dev_gen(render->dev) == ILO_GEN(6))
+      len *= 3;
+
+   return len;
+}
+
+/**
+ * Emit PIPE_CONTROLs to flush all caches.
+ */
+void
+ilo_render_emit_flush(struct ilo_render *render)
+{
+   const uint32_t dw1 = GEN6_PIPE_CONTROL_INSTRUCTION_CACHE_INVALIDATE |
+                        GEN6_PIPE_CONTROL_RENDER_CACHE_FLUSH |
+                        GEN6_PIPE_CONTROL_DEPTH_CACHE_FLUSH |
+                        GEN6_PIPE_CONTROL_VF_CACHE_INVALIDATE |
+                        GEN6_PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE |
+                        GEN6_PIPE_CONTROL_CS_STALL;
+
+   ILO_DEV_ASSERT(render->dev, 6, 7.5);
+
+   if (ilo_dev_gen(render->dev) == ILO_GEN(6))
+      gen6_wa_pre_pipe_control(render, dw1);
+
+   gen6_PIPE_CONTROL(render->builder, dw1, NULL, 0, false);
+
+   render->state.current_pipe_control_dw1 |= dw1;
+   render->state.deferred_pipe_control_dw1 &= ~dw1;
+}

src/gallium/drivers/ilo/ilo_render.h

@@ -39,7 +39,6 @@ struct ilo_state_vector;
 
 enum ilo_render_action {
    ILO_RENDER_DRAW,
-   ILO_RENDER_FLUSH,
    ILO_RENDER_QUERY,
    ILO_RENDER_RECTLIST,
 };
@@ -64,8 +63,6 @@ struct ilo_render {
    void (*emit_draw)(struct ilo_render *render,
                      const struct ilo_state_vector *vec);
 
-   void (*emit_flush)(struct ilo_render *render);
-
    void (*emit_query)(struct ilo_render *render,
                       struct ilo_query *q, uint32_t offset);
 
@@ -172,15 +169,6 @@ ilo_render_emit_draw(struct ilo_render *render,
    render->emit_draw(render, vec);
 }
 
-/**
- * Emit PIPE_CONTROL to flush all caches.
- */
-static inline void
-ilo_render_emit_flush(struct ilo_render *render)
-{
-   render->emit_flush(render);
-}
-
 /**
  * Emit PIPE_CONTROL or MI_STORE_REGISTER_MEM to save register values.
  */
@@ -210,4 +198,10 @@ ilo_render_invalidate_hw(struct ilo_render *render);
 void
 ilo_render_invalidate_builder(struct ilo_render *render);
 
+int
+ilo_render_get_flush_len(const struct ilo_render *render);
+
+void
+ilo_render_emit_flush(struct ilo_render *render);
+
 #endif /* ILO_RENDER_H */

src/gallium/drivers/ilo/ilo_render_gen.h

@@ -75,6 +75,9 @@ struct gen6_rectlist_session {
    uint32_t CC_VIEWPORT;
 };
 
+void
+gen6_wa_pre_pipe_control(struct ilo_render *r, uint32_t dw1);
+
 void
 gen6_draw_prepare(struct ilo_render *r,
                   const struct ilo_state_vector *ilo,
@@ -148,9 +151,6 @@ int
 gen6_render_estimate_query_size(const struct ilo_render *render,
                                 const struct ilo_query *q);
 
-void
-ilo_render_emit_flush_gen6(struct ilo_render *r);
-
 void
 ilo_render_emit_query_gen6(struct ilo_render *r,
                            struct ilo_query *q, uint32_t offset);

src/gallium/drivers/ilo/ilo_render_gen6.c

@@ -60,7 +60,7 @@ gen6_pipe_control(struct ilo_render *r, uint32_t dw1)
 /**
  * This should be called before PIPE_CONTROL.
  */
-static void
+void
 gen6_wa_pre_pipe_control(struct ilo_render *r, uint32_t dw1)
 {
    /*
@@ -366,7 +366,7 @@ gen6_draw_common_urb(struct ilo_render *r,
        *      be taking over GS URB space."
        */
       if (r->state.gs.active && !gs_active)
-         ilo_render_emit_flush_gen6(r);
+         ilo_render_emit_flush(r);
 
       r->state.gs.active = gs_active;
    }
@@ -1471,27 +1471,6 @@ ilo_render_emit_draw_gen6(struct ilo_render *render,
    gen6_draw_end(render, vec, &session);
 }
 
-void
-ilo_render_emit_flush_gen6(struct ilo_render *r)
-{
-   const uint32_t dw1 = GEN6_PIPE_CONTROL_INSTRUCTION_CACHE_INVALIDATE |
-                        GEN6_PIPE_CONTROL_RENDER_CACHE_FLUSH |
-                        GEN6_PIPE_CONTROL_DEPTH_CACHE_FLUSH |
-                        GEN6_PIPE_CONTROL_VF_CACHE_INVALIDATE |
-                        GEN6_PIPE_CONTROL_TEXTURE_CACHE_INVALIDATE |
-                        GEN6_PIPE_CONTROL_CS_STALL;
-
-   ILO_DEV_ASSERT(r->dev, 6, 7.5);
-
-   if (ilo_dev_gen(r->dev) == ILO_GEN(6))
-      gen6_wa_pre_pipe_control(r, dw1);
-
-   gen6_PIPE_CONTROL(r->builder, dw1, NULL, 0, false);
-
-   r->state.current_pipe_control_dw1 |= dw1;
-   r->state.deferred_pipe_control_dw1 &= ~dw1;
-}
-
 void
 ilo_render_emit_query_gen6(struct ilo_render *r,
                            struct ilo_query *q, uint32_t offset)
@@ -1561,7 +1540,7 @@ ilo_render_emit_query_gen6(struct ilo_render *r,
    if (!reg_count)
       return;
 
-   r->emit_flush(r);
+   ilo_render_emit_flush(r);
 
    for (i = 0; i < reg_count; i++) {
       if (regs[i]) {
@@ -1688,7 +1667,7 @@ gen6_rectlist_commands(struct ilo_render *r,
          r->dev->urb_size, 0, blitter->ve.count * 4 * sizeof(float), 0);
    /* 3DSTATE_URB workaround */
    if (r->state.gs.active) {
-      ilo_render_emit_flush_gen6(r);
+      ilo_render_emit_flush(r);
       r->state.gs.active = false;
    }
 
@@ -1973,9 +1952,6 @@ ilo_render_estimate_size_gen6(struct ilo_render *render,
             gen6_render_estimate_state_size(render, ilo);
       }
       break;
-   case ILO_RENDER_FLUSH:
-      size = GEN6_PIPE_CONTROL__SIZE * 3;
-      break;
    case ILO_RENDER_QUERY:
       size = gen6_render_estimate_query_size(render,
             (const struct ilo_query *) arg);
@@ -1997,7 +1973,6 @@ ilo_render_init_gen6(struct ilo_render *render)
 {
    render->estimate_size = ilo_render_estimate_size_gen6;
    render->emit_draw = ilo_render_emit_draw_gen6;
-   render->emit_flush = ilo_render_emit_flush_gen6;
    render->emit_query = ilo_render_emit_query_gen6;
    render->emit_rectlist = ilo_render_emit_rectlist_gen6;
 }

src/gallium/drivers/ilo/ilo_render_gen7.c

@@ -991,9 +991,6 @@ ilo_render_estimate_size_gen7(struct ilo_render *render,
             gen6_render_estimate_state_size(render, ilo);
       }
       break;
-   case ILO_RENDER_FLUSH:
-      size = GEN6_PIPE_CONTROL__SIZE;
-      break;
    case ILO_RENDER_QUERY:
       size = gen6_render_estimate_query_size(render,
             (const struct ilo_query *) arg);
@@ -1015,7 +1012,6 @@ ilo_render_init_gen7(struct ilo_render *render)
 {
    render->estimate_size = ilo_render_estimate_size_gen7;
    render->emit_draw = ilo_render_emit_draw_gen7;
-   render->emit_flush = ilo_render_emit_flush_gen6;
    render->emit_query = ilo_render_emit_query_gen6;
    render->emit_rectlist = ilo_render_emit_rectlist_gen7;
 }