From: "Antonino A. Daplas" <adaplas@gmail.com>
nvidiafb_imageblit converts the bitdata stream from big_endian to little
endian. This produces mirrored characters when machine is big_endian. Do not
endian convert on big endian machines.
Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---
drivers/video/nvidia/nv_local.h | 4 ++++
1 files changed, 4 insertions(+)
diff -puN drivers/video/nvidia/nv_local.h~nvidiafb-fixed-mirrored-characters-in-big-endian-machines drivers/video/nvidia/nv_local.h
--- 25/drivers/video/nvidia/nv_local.h~nvidiafb-fixed-mirrored-characters-in-big-endian-machines Thu Sep 1 17:04:50 2005
+++ 25-akpm/drivers/video/nvidia/nv_local.h Thu Sep 1 17:04:50 2005
@@ -95,6 +95,7 @@
#define READ_GET(par) (NV_RD32(&(par)->FIFO[0x0011], 0) >> 2)
+#ifdef __LITTLE_ENDIAN
#define reverse_order(l) \
do { \
u8 *a = (u8 *)(l); \
@@ -103,5 +104,8 @@ do { \
*a = byte_rev[*a], a++; \
*a = byte_rev[*a]; \
} while(0)
+#else
+#define reverse_order(l)
+#endif /* __LITTLE_ENDIAN */
#endif /* __NV_LOCAL_H__ */
_