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authorTakashi Iwai <tiwai@suse.de>2006-02-09 11:45:20 +0100
committerJaroslav Kysela <perex@suse.cz>2006-03-22 10:28:34 +0100
commit50dabc2d1139ba01362418874152aeeb591a4544 (patch)
tree8ade72febf95b39a69579db2ee7e7e066506990c /include
parentb2b8229dde970b95e407d90a140e8a8753e1f0f6 (diff)
[ALSA] ac97 - Add support of static resolution tables
Modules: AC97 Codec Added the support of static resolution table support for codecs that the driver cannot probe the volume resolution properly. The table pointer should be set in each codec patch. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include')
-rw-r--r--include/sound/ac97_codec.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/sound/ac97_codec.h b/include/sound/ac97_codec.h
index ad3fe046f6cf..9036d25e1bac 100644
--- a/include/sound/ac97_codec.h
+++ b/include/sound/ac97_codec.h
@@ -444,6 +444,12 @@ struct snd_ac97_template {
DECLARE_BITMAP(reg_accessed, 0x80); /* bit flags */
};
+/* static resolution table */
+struct snd_ac97_res_table {
+ unsigned short reg; /* register */
+ unsigned short bits; /* resolution bitmask */
+};
+
struct snd_ac97 {
/* -- lowlevel (hardware) driver specific -- */
struct snd_ac97_build_ops * build_ops;
@@ -464,6 +470,7 @@ struct snd_ac97 {
unsigned short caps; /* capabilities (register 0) */
unsigned short ext_id; /* extended feature identification (register 28) */
unsigned short ext_mid; /* extended modem ID (register 3C) */
+ const struct snd_ac97_res_table *res_table; /* static resolution */
unsigned int scaps; /* driver capabilities */
unsigned int flags; /* specific code */
unsigned int rates[6]; /* see AC97_RATES_* defines */