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authorIngo Molnar <mingo@elte.hu>2009-12-09 08:24:25 +0100
committerIngo Molnar <mingo@elte.hu>2009-12-09 08:24:57 +0100
commit4c68db38c85188824b21698842b42a62b4f78657 (patch)
tree3ee1c3b22af6713adf669a3bb452ce82bc7fe495 /sound/i2c/cs8427.c
parent5c0e9f28da84c68ce0ae68b7a75faaf862e156e2 (diff)
parent2b876f95d03e226394b5d360c86127cbefaf614b (diff)
Merge branch 'linus' into x86/urgent
Merge reason: We want to queue up a dependent patch. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'sound/i2c/cs8427.c')
-rw-r--r--sound/i2c/cs8427.c15
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;