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Commit 834e6255 authored by J.R. Mauro's avatar J.R. Mauro Committed by Greg Kroah-Hartman
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Staging: rt2860: use standard bit-reverse function 



Make the rt2860 use standard bit-reversing functions

Signed-off by: J.R. Mauro <jrm8005@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 739b7979

drivers/staging/rt2860/common/rtmp_init.c

+4 −17
Original line number Diff line number Diff line
@@ -39,6 +39,7 @@ 
*/

#include "../rt_config.h"

#include 	"firmware.h"

#include <linux/bitrev.h>



UCHAR    BIT8[] = {0x01, 0x02, 0x04, 0x08, 0x10, 0x20, 0x40, 0x80};

ULONG    BIT32[] = {0x00000001, 0x00000002, 0x00000004, 0x00000008,
@@ -89,20 +90,6 @@ const unsigned short ccitt_16Table[] = { 
#define ByteCRC16(v, crc) \

	(unsigned short)((crc << 8) ^  ccitt_16Table[((crc >> 8) ^ (v)) & 255])



unsigned char BitReverse(unsigned char x)

{

	int i;

	unsigned char Temp=0;

	for(i=0; ; i++)

	{

		if(x & 0x80)	Temp |= 0x80;

		if(i==7)		break;

		x	<<= 1;

		Temp >>= 1;

	}

	return Temp;

}



//

// BBP register initialization set

//
@@ -2648,13 +2635,13 @@ NDIS_STATUS NICLoadFirmware( 


				/* calculate firmware CRC */

				for(i=0; i<(MAX_FIRMWARE_IMAGE_SIZE-2); i++, ptr++)

					crc = ByteCRC16(BitReverse(*ptr), crc);

					crc = ByteCRC16(bitrev8(*ptr), crc);

				/* End of for */



				if ((pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-2] != \

								(UCHAR)BitReverse((UCHAR)(crc>>8))) ||

								(UCHAR)bitrev8((UCHAR)(crc>>8))) ||

					(pFirmwareImage[MAX_FIRMWARE_IMAGE_SIZE-1] != \

								(UCHAR)BitReverse((UCHAR)crc)))

								(UCHAR)bitrev8((UCHAR)crc)))

				{

					/* CRC fail */

					printk("%s: CRC = 0x%02x 0x%02x "