ALSA: 6fire: Convert byte_rev_table uses to bitrev8

Use the inline function instead of directly indexing the array.

This allows some architectures with hardware instructions
for bit reversals to eliminate the array.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/usb/6fire/firmware.c b/sound/usb/6fire/firmware.c
index 3b02e54..62c25e7 100644 (file)
--- a/sound/usb/6fire/firmware.c
+++ b/sound/usb/6fire/firmware.c
@@ -316,7 +316,7 @@ static int usb6fire_fw_fpga_upload(
 
        while (c != end) {
                for (i = 0; c != end && i < FPGA_BUFSIZE; i++, c++)
-                       buffer[i] = byte_rev_table[(u8) *c];
+                       buffer[i] = bitrev8((u8)*c);
 
                ret = usb6fire_fw_fpga_write(device, buffer, i);
                if (ret < 0) {