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yaml --- r: 34922 b: refs/heads/master c: 063a40d h: refs/heads/master v: v3
git-mirror · Sep 23, 2006 · 25cac79 · 25cac79
1 parent a8129c3
commit 25cac79
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Showing 2 changed files with 11 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1f14d167f0233342eab53bb1a429ddad1e848de4
+refs/heads/master: 063a40d9111ce7558f2fdfa4f85acfc47eb27353
diff --git a/trunk/include/sound/tlv.h b/trunk/include/sound/tlv.h
@@ -33,11 +33,21 @@
 
 #define SNDRV_CTL_TLVT_CONTAINER 0	/* one level down - group of TLVs */
 #define SNDRV_CTL_TLVT_DB_SCALE	1       /* dB scale */
+#define SNDRV_CTL_TLVT_DB_LINEAR 2	/* linear volume */
 
 #define DECLARE_TLV_DB_SCALE(name, min, step, mute) \
 unsigned int name[] = { \
         SNDRV_CTL_TLVT_DB_SCALE, 2 * sizeof(unsigned int), \
         (min), ((step) & 0xffff) | ((mute) ? 0x10000 : 0) \
 }
 
+/* linear volume between min_dB and max_dB (.01dB unit) */
+#define DECLARE_TLV_DB_LINEAR(name, min_dB, max_dB)	\
+unsigned int name[] = { \
+        SNDRV_CTL_TLVT_DB_LINEAR, 2 * sizeof(unsigned int), \
+        (min_dB), (max_dB)				\
+}
+
+#define TLV_DB_GAIN_MUTE	-9999999
+
 #endif /* __SOUND_TLV_H */