Mesa (master): svga: Translate svga reloc flags to pb flags

[Jakob Bornecrantz]

Module: Mesa
Branch: master
Commit: aa857509bd0032f636ebf45bebb143cc6a8e408e
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=aa857509bd0032f636ebf45bebb143cc6a8e408e

Author: Jakob Bornecrantz <jakob at vmware.com>
Date:   Mon Apr 19 20:09:38 2010 +0100

svga: Translate svga reloc flags to pb flags

---

 src/gallium/winsys/svga/drm/vmw_context.c |   17 ++++++++++++++++-
 1 files changed, 16 insertions(+), 1 deletions(-)

diff --git a/src/gallium/winsys/svga/drm/vmw_context.c b/src/gallium/winsys/svga/drm/vmw_context.c
index 90ffc48..104d03f 100644
--- a/src/gallium/winsys/svga/drm/vmw_context.c
+++ b/src/gallium/winsys/svga/drm/vmw_context.c
@@ -114,6 +114,19 @@ vmw_svga_winsys_context(struct svga_winsys_context *swc)
 }
 
 
+static INLINE unsigned
+vmw_translate_to_pb_flags(unsigned flags)
+{
+   unsigned f = 0;
+   if (flags & SVGA_RELOC_READ)
+      f |= PB_USAGE_GPU_READ;
+
+   if (flags & SVGA_RELOC_WRITE)
+      f |= PB_USAGE_GPU_WRITE;
+
+   return f;
+}
+
 static enum pipe_error
 vmw_swc_flush(struct svga_winsys_context *swc,
               struct pipe_fence_handle **pfence)
@@ -264,6 +277,7 @@ vmw_swc_region_relocation(struct svga_winsys_context *swc,
 {
    struct vmw_svga_winsys_context *vswc = vmw_svga_winsys_context(swc);
    struct vmw_region_relocation *reloc;
+   unsigned translated_flags;
    enum pipe_error ret;
    
    assert(vswc->region.staged < vswc->region.reserved);
@@ -275,7 +289,8 @@ vmw_swc_region_relocation(struct svga_winsys_context *swc,
 
    ++vswc->region.staged;
 
-   ret = pb_validate_add_buffer(vswc->validate, reloc->buffer, flags);
+   translated_flags = vmw_translate_to_pb_flags(flags);
+   ret = pb_validate_add_buffer(vswc->validate, reloc->buffer, translated_flags);
    /* TODO: Update pipebuffer to reserve buffers and not fail here */
    assert(ret == PIPE_OK);