ps3av: eliminate unneeded temporary variables
authorGeert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Tue, 16 Oct 2007 08:29:40 +0000 (01:29 -0700)
committerLinus Torvalds <torvalds@woody.linux-foundation.org>
Tue, 16 Oct 2007 16:43:20 +0000 (09:43 -0700)
ps3av: eliminate unneeded temporary variables

Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Signed-off-by: Antonino Daplas <adaplas@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
drivers/ps3/ps3av_cmd.c

index f72f5dd..83d7e8f 100644 (file)
@@ -512,7 +512,6 @@ static const u32 ps3av_ns_table[][5] = {
 static void ps3av_cnv_ns(u8 *ns, u32 fs, u32 video_vid)
 {
        u32 av_vid, ns_val;
-       u8 *p = ns;
        int d;
 
        d = ns_val = 0;
@@ -551,24 +550,22 @@ static void ps3av_cnv_ns(u8 *ns, u32 fs, u32 video_vid)
        else
                ns_val = ps3av_ns_table[PS3AV_CMD_AUDIO_FS_44K-BASE][d];
 
-       *p++ = ns_val & 0x000000FF;
-       *p++ = (ns_val & 0x0000FF00) >> 8;
-       *p = (ns_val & 0x00FF0000) >> 16;
+       *ns++ = ns_val & 0x000000FF;
+       *ns++ = (ns_val & 0x0000FF00) >> 8;
+       *ns = (ns_val & 0x00FF0000) >> 16;
 }
 
 #undef BASE
 
 static u8 ps3av_cnv_enable(u32 source, const u8 *enable)
 {
-       const u8 *p;
        u8 ret = 0;
 
        if (source == PS3AV_CMD_AUDIO_SOURCE_SPDIF) {
                ret = 0x03;
        } else if (source == PS3AV_CMD_AUDIO_SOURCE_SERIAL) {
-               p = enable;
-               ret = ((p[0] << 4) + (p[1] << 5) + (p[2] << 6) + (p[3] << 7)) |
-                     0x01;
+               ret = ((enable[0] << 4) + (enable[1] << 5) + (enable[2] << 6) +
+                      (enable[3] << 7)) | 0x01;
        } else
                printk(KERN_ERR "%s failed, source:%x\n", __func__, source);
        return ret;
@@ -576,11 +573,9 @@ static u8 ps3av_cnv_enable(u32 source, const u8 *enable)
 
 static u8 ps3av_cnv_fifomap(const u8 *map)
 {
-       const u8 *p;
        u8 ret = 0;
 
-       p = map;
-       ret = p[0] + (p[1] << 2) + (p[2] << 4) + (p[3] << 6);
+       ret = map[0] + (map[1] << 2) + (map[2] << 4) + (map[3] << 6);
        return ret;
 }