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staging: gs_fpgaboot: io.c: Remove unused function 

Remove the function bitswap() that is not used anywhere.

This was partially found by using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Reviewed-by: Insop Song <Insop.Song@gainspeed.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Rickard Strandqvist 2015-01-01 17:23:13 +01:00 committed by Greg Kroah-Hartman
parent 9b872a74b8
commit f37e90e9a1
1 changed files with 0 additions and 9 deletions
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9
drivers/staging/gs_fpgaboot/io.c
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@ -79,15 +79,6 @@ void xl_shift_bytes_out(enum wbus bus_byte, unsigned char *pdata)
/*
* generic bit swap for xilinx SYSTEMMAP FPGA programming
*/
static inline unsigned char bitswap(unsigned char s)
{
unsigned char d;
d = (((s&0x80)>>7) | ((s&0x40)>>5) | ((s&0x20)>>3) | ((s&0x10)>>1) |
((s&0x08)<<1) | ((s&0x04)<<3) | ((s&0x02)<<5) | ((s&0x01)<<7));
return d;
}
void xl_program_b(int32_t i)
{
}