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ALSA: ice1712: Use bitrev8
[deliverable/linux.git]
/
sound
/
i2c
/
cs8427.c
diff --git
a/sound/i2c/cs8427.c
b/sound/i2c/cs8427.c
index 020a5d5124721a54ef81b2c5b97943580699a19c..04ae8704cdcdac72f515ddc94077a99b28b38710 100644
(file)
--- a/
sound/i2c/cs8427.c
+++ b/
sound/i2c/cs8427.c
@@
-23,6
+23,7
@@
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/delay.h>
#include <linux/init.h>
+#include <linux/bitrev.h>
#include <asm/unaligned.h>
#include <sound/core.h>
#include <sound/control.h>
#include <asm/unaligned.h>
#include <sound/core.h>
#include <sound/control.h>
@@
-55,18
+56,6
@@
struct cs8427 {
struct cs8427_stream capture;
};
struct cs8427_stream capture;
};
-static unsigned char swapbits(unsigned char val)
-{
- int bit;
- unsigned char res = 0;
- for (bit = 0; bit < 8; bit++) {
- res <<= 1;
- res |= val & 1;
- val >>= 1;
- }
- return res;
-}
-
int snd_cs8427_reg_write(struct snd_i2c_device *device, unsigned char reg,
unsigned char val)
{
int snd_cs8427_reg_write(struct snd_i2c_device *device, unsigned char reg,
unsigned char val)
{
@@
-149,7
+138,7
@@
static int snd_cs8427_send_corudata(struct snd_i2c_device *device,
}
data[0] = CS8427_REG_AUTOINC | CS8427_REG_CORU_DATABUF;
for (idx = 0; idx < count; idx++)
}
data[0] = CS8427_REG_AUTOINC | CS8427_REG_CORU_DATABUF;
for (idx = 0; idx < count; idx++)
- data[idx + 1] =
swapbits
(ndata[idx]);
+ data[idx + 1] =
bitrev8
(ndata[idx]);
if (snd_i2c_sendbytes(device, data, count + 1) != count + 1)
return -EIO;
return 1;
if (snd_i2c_sendbytes(device, data, count + 1) != count + 1)
return -EIO;
return 1;
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