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staging: udlfb: fix big endian rendering error

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Fix big endian rendering bug (affects PowerPC)

Thanks to Christian Melki at Ericsson for finding and suggesting patch.

Signed-off-by: Bernie Thompson <bernie@plugable.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Bernie Thompson 2010-09-05 16:35:27 -07:00 committed by Greg Kroah-Hartman
parent 18dffdf891
commit 1572f91cff
1 changed files with 3 additions and 4 deletions
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7
drivers/staging/udlfb/udlfb.c
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@ -414,15 +414,14 @@ static void dlfb_compress_hline(
uint8_t *cmd_pixels_count_byte = 0;
const uint16_t *raw_pixel_start = 0;
const uint16_t *cmd_pixel_start, *cmd_pixel_end = 0;
const uint32_t be_dev_addr = cpu_to_be32(dev_addr);
prefetchw((void *) cmd); /* pull in one cache line at least */
*cmd++ = 0xAF;
*cmd++ = 0x6B;
*cmd++ = (uint8_t) ((be_dev_addr >> 8) & 0xFF);
*cmd++ = (uint8_t) ((be_dev_addr >> 16) & 0xFF);
*cmd++ = (uint8_t) ((be_dev_addr >> 24) & 0xFF);
*cmd++ = (uint8_t) ((dev_addr >> 16) & 0xFF);
*cmd++ = (uint8_t) ((dev_addr >> 8) & 0xFF);
*cmd++ = (uint8_t) ((dev_addr) & 0xFF);
cmd_pixels_count_byte = cmd++; /* we'll know this later */
cmd_pixel_start = pixel;