gallium: notify drivers about possible changes in user buffer contents

[mesa.git] / src / gallium / drivers / nvc0 / nvc0_state_validate.c

diff --git a/src/gallium/drivers/nvc0/nvc0_state_validate.c b/src/gallium/drivers/nvc0/nvc0_state_validate.c
index 25aec0244db5270134574562229965c53c517d87..7406f6c7917da4a973ed08da0016292793006e2a 100644 (file)
--- a/src/gallium/drivers/nvc0/nvc0_state_validate.c
+++ b/src/gallium/drivers/nvc0/nvc0_state_validate.c
@@ -25,6 +25,7 @@ nvc0_validate_zcull(struct nvc0_context *nvc0)
     else
        width = fb->width;
 
+    MARK_RING (chan, 23, 4);
     BEGIN_RING(chan, RING_3D_(0x1590), 1); /* ZCULL_REGION_INDEX (bits 0x3f) */
     OUT_RING  (chan, 0);
     BEGIN_RING(chan, RING_3D_(0x07e8), 2); /* ZCULL_ADDRESS_A_HIGH */
@@ -66,12 +67,14 @@ nvc0_validate_fb(struct nvc0_context *nvc0)
     OUT_RING  (chan, fb->width << 16);
     OUT_RING  (chan, fb->height << 16);
 
+    MARK_RING(chan, 9 * fb->nr_cbufs, 2 * fb->nr_cbufs);
+
     for (i = 0; i < fb->nr_cbufs; ++i) {
         struct nvc0_miptree *mt = nvc0_miptree(fb->cbufs[i]->texture);
         struct nvc0_surface *sf = nvc0_surface(fb->cbufs[i]);
         struct nouveau_bo *bo = mt->base.bo;
         uint32_t offset = sf->offset;
-        
+
         BEGIN_RING(chan, RING_3D(RT_ADDRESS_HIGH(i)), 8);
         OUT_RELOCh(chan, bo, offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
         OUT_RELOCl(chan, bo, offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
@@ -93,7 +96,8 @@ nvc0_validate_fb(struct nvc0_context *nvc0)
         struct nouveau_bo *bo = mt->base.bo;
         int unk = mt->base.base.target == PIPE_TEXTURE_2D;
         uint32_t offset = sf->offset;
-        
+
+        MARK_RING (chan, 12, 2);
         BEGIN_RING(chan, RING_3D(ZETA_ADDRESS_HIGH), 5);
         OUT_RELOCh(chan, bo, offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
         OUT_RELOCl(chan, bo, offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
@@ -238,6 +242,7 @@ nvc0_validate_clip(struct nvc0_context *nvc0)
    if (nvc0->clip.nr) {
       struct nouveau_bo *bo = nvc0->screen->uniforms;
 
+      MARK_RING (chan, 6 + nvc0->clip.nr * 4, 2);
       BEGIN_RING(chan, RING_3D(CB_SIZE), 3);
       OUT_RING  (chan, 256);
       OUT_RELOCh(chan, bo, 5 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
@@ -280,6 +285,34 @@ nvc0_validate_rasterizer(struct nvc0_context *nvc0)
    OUT_RINGp(chan, nvc0->rast->state, nvc0->rast->size);
 }
 
+static void
+nvc0_validate_sprite_coords(struct nvc0_context *nvc0)
+{
+   struct nouveau_channel *chan = nvc0->screen->base.channel;
+   uint32_t reg;
+
+   if (nvc0->rast->pipe.sprite_coord_mode == PIPE_SPRITE_COORD_UPPER_LEFT)
+      reg = NVC0_3D_POINT_COORD_REPLACE_COORD_ORIGIN_UPPER_LEFT;
+   else
+      reg = NVC0_3D_POINT_COORD_REPLACE_COORD_ORIGIN_LOWER_LEFT;
+
+   if (nvc0->rast->pipe.point_quad_rasterization) {
+      uint32_t en = nvc0->rast->pipe.sprite_coord_enable;
+      int i;
+      struct nvc0_program *prog = nvc0->fragprog;
+
+      while (en) {
+         i = ffs(en) - 1;
+         en &= ~(1 << i);
+         if (prog->fp.in_pos[i] >= 0xc0 && prog->fp.in_pos[i] < 0xe0)
+            reg |= 8 << ((prog->fp.in_pos[i] - 0xc0) / 4);
+      }
+   }
+
+   BEGIN_RING(chan, RING_3D(POINT_COORD_REPLACE), 1);
+   OUT_RING  (chan, reg);
+}
+
 static void
 nvc0_constbufs_validate(struct nvc0_context *nvc0)
 {
@@ -340,6 +373,7 @@ nvc0_constbufs_validate(struct nvc0_context *nvc0)
                                      NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
 
          if (rebind) {
+            MARK_RING (chan, 4, 2);
             BEGIN_RING(chan, RING_3D(CB_SIZE), 3);
             OUT_RING  (chan, align(res->base.width0, 0x100));
             OUT_RELOCh(chan, bo, base, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
@@ -357,6 +391,7 @@ nvc0_constbufs_validate(struct nvc0_context *nvc0)
             }
             nr = MIN2(MIN2(nr - 6, words), NV04_PFIFO_MAX_PACKET_LEN - 1);
 
+            MARK_RING (chan, nr + 5, 2);
             BEGIN_RING(chan, RING_3D(CB_SIZE), 3);
             OUT_RING  (chan, align(res->base.width0, 0x100));
             OUT_RELOCh(chan, bo, base, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
@@ -397,10 +432,12 @@ static struct state_validate {
     { nvc0_tevlprog_validate,      NVC0_NEW_TEVLPROG },
     { nvc0_gmtyprog_validate,      NVC0_NEW_GMTYPROG },
     { nvc0_fragprog_validate,      NVC0_NEW_FRAGPROG },
+    { nvc0_validate_sprite_coords, NVC0_NEW_RASTERIZER | NVC0_NEW_FRAGPROG },
     { nvc0_constbufs_validate,     NVC0_NEW_CONSTBUF },
     { nvc0_validate_textures,      NVC0_NEW_TEXTURES },
     { nvc0_validate_samplers,      NVC0_NEW_SAMPLERS },
-    { nvc0_vertex_arrays_validate, NVC0_NEW_VERTEX | NVC0_NEW_ARRAYS }
+    { nvc0_vertex_arrays_validate, NVC0_NEW_VERTEX | NVC0_NEW_ARRAYS },
+    { nvc0_tfb_validate,           NVC0_NEW_TFB | NVC0_NEW_TFB_BUFFERS }
 };
 #define validate_list_len (sizeof(validate_list) / sizeof(validate_list[0]))