Mesa (master): nvc0: add ARB_copy_image support

[Ilia Mirkin]

Module: Mesa
Branch: master
Commit: ebbd7b41c0be8666f47b06cb83ae5e5117088ea1
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=ebbd7b41c0be8666f47b06cb83ae5e5117088ea1

Author: Ilia Mirkin <imirkin at alum.mit.edu>
Date:   Wed Oct 28 16:18:18 2015 -0400

nvc0: add ARB_copy_image support

Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>

---

 docs/GL3.txt                                    |    2 +-
 src/gallium/drivers/nouveau/nvc0/nvc0_screen.c  |    2 +-
 src/gallium/drivers/nouveau/nvc0/nvc0_surface.c |   16 ++++++++++------
 3 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/docs/GL3.txt b/docs/GL3.txt
index 549c4db..7387ee2 100644
--- a/docs/GL3.txt
+++ b/docs/GL3.txt
@@ -153,7 +153,7 @@ GL 4.3, GLSL 4.30:
   GL_ARB_ES3_compatibility                             DONE (all drivers that support GLSL 3.30)
   GL_ARB_clear_buffer_object                           DONE (all drivers)
   GL_ARB_compute_shader                                in progress (jljusten)
-  GL_ARB_copy_image                                    DONE (i965, radeonsi)
+  GL_ARB_copy_image                                    DONE (i965, nvc0, radeonsi)
   GL_KHR_debug                                         DONE (all drivers)
   GL_ARB_explicit_uniform_location                     DONE (all drivers that support GLSL)
   GL_ARB_fragment_layer_viewport                       DONE (nv50, nvc0, r600, radeonsi, llvmpipe)
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
index 1646a9d..422d6d4 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_screen.c
@@ -179,6 +179,7 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR:
    case PIPE_CAP_DEPTH_BOUNDS_TEST:
    case PIPE_CAP_TGSI_TXQS:
+   case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS:
       return 1;
    case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
       return (class_3d >= NVE4_3D_CLASS) ? 1 : 0;
@@ -203,7 +204,6 @@ nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
    case PIPE_CAP_DEVICE_RESET_STATUS_QUERY:
    case PIPE_CAP_FORCE_PERSAMPLE_INTERP:
    case PIPE_CAP_SHAREABLE_SHADERS:
-   case PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS:
       return 0;
 
    case PIPE_CAP_VENDOR_ID:
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_surface.c b/src/gallium/drivers/nouveau/nvc0/nvc0_surface.c
index dbdf292..4d8b5e6 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_surface.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_surface.c
@@ -225,10 +225,14 @@ nvc0_resource_copy_region(struct pipe_context *pipe,
    nv04_resource(dst)->status |= NOUVEAU_BUFFER_STATUS_GPU_WRITING;
 
    if (m2mf) {
+      struct nv50_miptree *src_mt = nv50_miptree(src);
+      struct nv50_miptree *dst_mt = nv50_miptree(dst);
       struct nv50_m2mf_rect drect, srect;
       unsigned i;
-      unsigned nx = util_format_get_nblocksx(src->format, src_box->width);
-      unsigned ny = util_format_get_nblocksy(src->format, src_box->height);
+      unsigned nx = util_format_get_nblocksx(src->format, src_box->width)
+         << src_mt->ms_x;
+      unsigned ny = util_format_get_nblocksy(src->format, src_box->height)
+         << src_mt->ms_y;
 
       nv50_m2mf_rect_setup(&drect, dst, dst_level, dstx, dsty, dstz);
       nv50_m2mf_rect_setup(&srect, src, src_level,
@@ -237,15 +241,15 @@ nvc0_resource_copy_region(struct pipe_context *pipe,
       for (i = 0; i < src_box->depth; ++i) {
          nvc0->m2mf_copy_rect(nvc0, &drect, &srect, nx, ny);
 
-         if (nv50_miptree(dst)->layout_3d)
+         if (dst_mt->layout_3d)
             drect.z++;
          else
-            drect.base += nv50_miptree(dst)->layer_stride;
+            drect.base += dst_mt->layer_stride;
 
-         if (nv50_miptree(src)->layout_3d)
+         if (src_mt->layout_3d)
             srect.z++;
          else
-            srect.base += nv50_miptree(src)->layer_stride;
+            srect.base += src_mt->layer_stride;
       }
       return;
    }