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ALSA: Clean up SG-buffer helper functions and macros

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Clean up SG-buffer helper functions and macros.  Helpers take substream
as arguments now.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Takashi Iwai
2008-08-21 13:00:13 +02:00
committed by Jaroslav Kysela
parent 46480b3a5f
commit 77a23f2695
15 changed files with 91 additions and 103 deletions
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5
sound/pci/via82xx_modem.c
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@@ -281,7 +281,6 @@ static int build_via_table(struct viadev *dev, struct snd_pcm_substream *substre
{
unsigned int i, idx, ofs, rest;
struct via82xx_modem *chip = snd_pcm_substream_chip(substream);
struct snd_sg_buf *sgbuf = snd_pcm_substream_sgbuf(substream);
if (dev->table.area == NULL) {
/* the start of each lists must be aligned to 8 bytes,
@@ -310,12 +309,14 @@ static int build_via_table(struct viadev *dev, struct snd_pcm_substream *substre
do {
unsigned int r;
unsigned int flag;
unsigned int addr;
if (idx >= VIA_TABLE_SIZE) {
snd_printk(KERN_ERR "via82xx: too much table size!\n");
return -EINVAL;
}
((u32 *)dev->table.area)[idx << 1] = cpu_to_le32((u32)snd_pcm_sgbuf_get_addr(sgbuf, ofs));
addr = snd_pcm_sgbuf_get_addr(substream, ofs);
((u32 *)dev->table.area)[idx << 1] = cpu_to_le32(addr);
r = PAGE_SIZE - (ofs % PAGE_SIZE);
if (rest < r)
r = rest;