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| author | Takashi Iwai <tiwai@suse.de> | 2008-08-21 13:00:13 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@perex.cz> | 2008-08-25 09:57:18 +0200 |
| commit | 77a23f2695bb2de0cd74599400dc55109c531b72 (patch) | |
| tree | 4960195e04016928dea83deb85e0f3bf97024a8a /sound/pci/emu10k1 | |
| parent | 46480b3a5f88f20dbf25d95fe74d7b4798d5bc86 (diff) | |
| download | linux-77a23f2695bb2de0cd74599400dc55109c531b72.tar.bz2 | |
ALSA: Clean up SG-buffer helper functions and macros
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>
Diffstat (limited to 'sound/pci/emu10k1')
| -rw-r--r-- | sound/pci/emu10k1/memory.c | 12 |
1 files changed, 2 insertions, 10 deletions
diff --git a/sound/pci/emu10k1/memory.c b/sound/pci/emu10k1/memory.c index e8ad56ed34fa..6a47672f930a 100644 --- a/sound/pci/emu10k1/memory.c +++ b/sound/pci/emu10k1/memory.c @@ -296,7 +296,6 @@ struct snd_util_memblk * snd_emu10k1_alloc_pages(struct snd_emu10k1 *emu, struct snd_pcm_substream *substream) { struct snd_pcm_runtime *runtime = substream->runtime; - struct snd_sg_buf *sgbuf = snd_pcm_substream_sgbuf(substream); struct snd_util_memhdr *hdr; struct snd_emu10k1_memblk *blk; int page, err, idx; @@ -321,16 +320,9 @@ snd_emu10k1_alloc_pages(struct snd_emu10k1 *emu, struct snd_pcm_substream *subst */ idx = 0; for (page = blk->first_page; page <= blk->last_page; page++, idx++) { + unsigned long ofs = idx << PAGE_SHIFT; dma_addr_t addr; -#ifdef CONFIG_SND_DEBUG - if (idx >= sgbuf->pages) { - printk(KERN_ERR "emu: pages overflow! (%d-%d) for %d\n", - blk->first_page, blk->last_page, sgbuf->pages); - mutex_unlock(&hdr->block_mutex); - return NULL; - } -#endif - addr = sgbuf->table[idx].addr; + addr = snd_pcm_sgbuf_get_addr(substream, ofs); if (! is_valid_page(emu, addr)) { printk(KERN_ERR "emu: failure page = %d\n", idx); mutex_unlock(&hdr->block_mutex); |