diff options
Diffstat (limited to 'sound/i2c')
| -rw-r--r-- | sound/i2c/cs8427.c | 15 |
1 files changed, 2 insertions, 13 deletions
diff --git a/sound/i2c/cs8427.c b/sound/i2c/cs8427.c index 020a5d51247..04ae8704cdc 100644 --- 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/bitrev.h> #include <asm/unaligned.h> #include <sound/core.h> #include <sound/control.h> @@ -55,18 +56,6 @@ struct cs8427 { 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) { @@ -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[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; |