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authorNicolas Pitre <nico@cam.org>2005-09-16 18:49:22 +0200
committerJaroslav Kysela <perex@suse.cz>2005-10-07 14:45:44 +0200
commit72e75de2df9a7116d0afbcd5810b2a8fd4bf7559 (patch)
tree5e5039a81f91ca1b34688ea9c0f05bdf729e34f8 /include
parent3a91e95969b84a56c7fef15ba25a5f6a17dd94b2 (diff)
[ALSA] remove redundent assignment to the ac97 device structure
AC97 Codec Don't use dev.platform_data to store a reference to the containing ac97_t structure. Such assignment is redundent since we can deduce the ac97_t structure location from the contained device structure. This sets platform_data free for other purposes. Signed-off-by: Nicolas Pitre <nico@cam.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include')
-rw-r--r--include/sound/ac97_codec.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/sound/ac97_codec.h b/include/sound/ac97_codec.h
index 2857cf0472d..d11f34832a9 100644
--- a/include/sound/ac97_codec.h
+++ b/include/sound/ac97_codec.h
@@ -527,6 +527,8 @@ struct _snd_ac97 {
struct device dev;
};
+#define to_ac97_t(d) container_of(d, struct _snd_ac97, dev)
+
/* conditions */
static inline int ac97_is_audio(ac97_t * ac97)
{