Mesa (master): nvc0: update the set of formats supported by the 2D engine

[Christoph Bumiller]

Module: Mesa
Branch: master
Commit: 1b4c0c8ea0b4e6065f23f9f2bbb954a7bd2549e4
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=1b4c0c8ea0b4e6065f23f9f2bbb954a7bd2549e4

Author: Christoph Bumiller <e0425955 at student.tuwien.ac.at>
Date:   Sat Feb 12 18:27:47 2011 +0100

nvc0: update the set of formats supported by the 2D engine

---

 src/gallium/drivers/nvc0/nvc0_surface.c |   26 ++++++++++----------------
 1 files changed, 10 insertions(+), 16 deletions(-)

diff --git a/src/gallium/drivers/nvc0/nvc0_surface.c b/src/gallium/drivers/nvc0/nvc0_surface.c
index cc0a656..faa5176 100644
--- a/src/gallium/drivers/nvc0/nvc0_surface.c
+++ b/src/gallium/drivers/nvc0/nvc0_surface.c
@@ -33,25 +33,15 @@
 
 #include "nv50_defs.xml.h"
 
+#define NVC0_ENG2D_SUPPORTED_FORMATS 0xff9ccfe1cce3ccc9ULL
+
 /* return TRUE for formats that can be converted among each other by NVC0_2D */
 static INLINE boolean
 nvc0_2d_format_faithful(enum pipe_format format)
 {
-   switch (format) {
-   case PIPE_FORMAT_B8G8R8A8_UNORM:
-   case PIPE_FORMAT_B8G8R8X8_UNORM:
-   case PIPE_FORMAT_B8G8R8A8_SRGB:
-   case PIPE_FORMAT_B8G8R8X8_SRGB:
-   case PIPE_FORMAT_B5G6R5_UNORM:
-   case PIPE_FORMAT_B5G5R5A1_UNORM:
-   case PIPE_FORMAT_B10G10R10A2_UNORM:
-   case PIPE_FORMAT_R8_UNORM:
-   case PIPE_FORMAT_R32G32B32A32_FLOAT:
-   case PIPE_FORMAT_R32G32B32_FLOAT:
-      return TRUE;
-   default:
-      return FALSE;
-   }
+   uint8_t id = nvc0_format_table[format].rt;
+
+   return (id >= 0xc0) && (NVC0_ENG2D_SUPPORTED_FORMATS & (1ULL << (id - 0xc0)));
 }
 
 static INLINE uint8_t
@@ -62,7 +52,7 @@ nvc0_2d_format(enum pipe_format format)
    /* Hardware values for color formats range from 0xc0 to 0xff,
     * but the 2D engine doesn't support all of them.
     */
-   if ((id >= 0xc0) && (0xff0843e080608409ULL & (1ULL << (id - 0xc0))))
+   if (nvc0_2d_format_faithful(format))
       return id;
 
    switch (util_format_get_blocksize(format)) {
@@ -72,6 +62,10 @@ nvc0_2d_format(enum pipe_format format)
       return NV50_SURFACE_FORMAT_R16_UNORM;
    case 4:
       return NV50_SURFACE_FORMAT_A8R8G8B8_UNORM;
+   case 8:
+      return NV50_SURFACE_FORMAT_R16G16B16A16_UNORM;
+   case 16:
+      return NV50_SURFACE_FORMAT_R32G32B32A32_FLOAT;
    default:
       return 0;
    }