r300g: remove unneeded code in winsys

We don't need the read/write flags.

diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_bo.c b/src/gallium/winsys/radeon/drm/radeon_drm_bo.c
index 1a7804fc6aca75433dd1a9c5e1af8b7648c7a812..f6a013ef6885317bf61feda3ab2302fca75f53b2 100644 (file)
--- a/src/gallium/winsys/radeon/drm/radeon_drm_bo.c
+++ b/src/gallium/winsys/radeon/drm/radeon_drm_bo.c
@@ -115,12 +115,6 @@ static unsigned get_pb_usage_from_transfer_flags(enum pipe_transfer_usage usage)
 {
     unsigned res = 0;
 
-    if (usage & PIPE_TRANSFER_READ)
-        res |= PB_USAGE_CPU_READ;
-
-    if (usage & PIPE_TRANSFER_WRITE)
-        res |= PB_USAGE_CPU_WRITE;
-
     if (usage & PIPE_TRANSFER_DONTBLOCK)
         res |= PB_USAGE_DONTBLOCK;