[alsa-devel] [PATCH 3/4] ASoC: Add SOC_SINGLE_RANGE_EXT_TLV macro

Charles Keepax ckeepax at opensource.wolfsonmicro.com
Wed Sep 16 14:59:42 CEST 2015


Add a version of the SOC_SINGLE_RANGE_TLV macro that allows a custom get
and put to be specified.

Signed-off-by: Charles Keepax <ckeepax at opensource.wolfsonmicro.com>
---
 include/sound/soc.h |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)

diff --git a/include/sound/soc.h b/include/sound/soc.h
index 884e728..9ffa285 100644
--- a/include/sound/soc.h
+++ b/include/sound/soc.h
@@ -226,6 +226,18 @@
 	.info = snd_soc_info_volsw, \
 	.get = xhandler_get, .put = xhandler_put, \
 	.private_value = SOC_SINGLE_VALUE(xreg, xshift, xmax, xinvert, 0) }
+#define SOC_SINGLE_RANGE_EXT_TLV(xname, xreg, xshift, xmin, xmax, xinvert, \
+				 xhandler_get, xhandler_put, tlv_array) \
+{	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname),\
+	.access = SNDRV_CTL_ELEM_ACCESS_TLV_READ |\
+		 SNDRV_CTL_ELEM_ACCESS_READWRITE,\
+	.tlv.p = (tlv_array), \
+	.info = snd_soc_info_volsw_range, \
+	.get = xhandler_get, .put = xhandler_put, \
+	.private_value = (unsigned long)&(struct soc_mixer_control) \
+		{.reg = xreg, .rreg = xreg, .shift = xshift, \
+		 .rshift = xshift, .min = xmin, .max = xmax, \
+		 .platform_max = xmax, .invert = xinvert} }
 #define SOC_DOUBLE_EXT_TLV(xname, xreg, shift_left, shift_right, xmax, xinvert,\
 	 xhandler_get, xhandler_put, tlv_array) \
 {	.iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = (xname), \
-- 
1.7.2.5



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