提交 048b9450 编写于 作者: G Giuliano Pochini 提交者: Jaroslav Kysela

[ALSA] echoaudio, add TLV support

This patch adds TLV support to the echoaudio driver.
All gains are in the range -127dB to +6dB with steps of 1dB, and -128 is
mute. VU-meters levels go from -128 to 0dB. The input gain of the Layla20
ranges from -25dB to +25dB in steps of 0.5dB.
Signed-off-by: NGiuliano Pochini <pochini@shiny.it>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>
Signed-off-by: NJaroslav Kysela <perex@suse.cz>
上级 d1d985f0
......@@ -47,6 +47,7 @@
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/tlv.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/asoundef.h>
......
......@@ -51,6 +51,7 @@
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/tlv.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/asoundef.h>
......
......@@ -58,6 +58,7 @@
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/tlv.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/asoundef.h>
......
......@@ -34,6 +34,7 @@ module_param_array(enable, bool, NULL, 0444);
MODULE_PARM_DESC(enable, "Enable " ECHOCARD_NAME " soundcard.");
static unsigned int channels_list[10] = {1, 2, 4, 6, 8, 10, 12, 14, 16, 999999};
static DECLARE_TLV_DB_SCALE(db_scale_output_gain, -12800, 100, 1);
static int get_firmware(const struct firmware **fw_entry,
const struct firmware *frm, struct echoaudio *chip)
......@@ -1011,17 +1012,21 @@ static int snd_echo_output_gain_put(struct snd_kcontrol *kcontrol,
static struct snd_kcontrol_new snd_echo_line_output_gain __devinitdata = {
.name = "Line Playback Volume",
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ,
.info = snd_echo_output_gain_info,
.get = snd_echo_output_gain_get,
.put = snd_echo_output_gain_put,
.tlv = {.p = db_scale_output_gain},
};
#else
static struct snd_kcontrol_new snd_echo_pcm_output_gain __devinitdata = {
.name = "PCM Playback Volume",
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ,
.info = snd_echo_output_gain_info,
.get = snd_echo_output_gain_get,
.put = snd_echo_output_gain_put,
.tlv = {.p = db_scale_output_gain},
};
#endif
......@@ -1080,12 +1085,16 @@ static int snd_echo_input_gain_put(struct snd_kcontrol *kcontrol,
return changed;
}
static DECLARE_TLV_DB_SCALE(db_scale_input_gain, -2500, 50, 0);
static struct snd_kcontrol_new snd_echo_line_input_gain __devinitdata = {
.name = "Line Capture Volume",
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ,
.info = snd_echo_input_gain_info,
.get = snd_echo_input_gain_get,
.put = snd_echo_input_gain_put,
.tlv = {.p = db_scale_input_gain},
};
#endif /* ECHOCARD_HAS_INPUT_GAIN */
......@@ -1277,9 +1286,11 @@ static int snd_echo_mixer_put(struct snd_kcontrol *kcontrol,
static struct snd_kcontrol_new snd_echo_monitor_mixer __devinitdata = {
.name = "Monitor Mixer Volume",
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ,
.info = snd_echo_mixer_info,
.get = snd_echo_mixer_get,
.put = snd_echo_mixer_put,
.tlv = {.p = db_scale_output_gain},
};
#endif /* ECHOCARD_HAS_MONITOR */
......@@ -1343,9 +1354,11 @@ static int snd_echo_vmixer_put(struct snd_kcontrol *kcontrol,
static struct snd_kcontrol_new snd_echo_vmixer __devinitdata = {
.name = "VMixer Volume",
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ,
.info = snd_echo_vmixer_info,
.get = snd_echo_vmixer_get,
.put = snd_echo_vmixer_put,
.tlv = {.p = db_scale_output_gain},
};
#endif /* ECHOCARD_HAS_VMIXER */
......@@ -1753,9 +1766,12 @@ static int snd_echo_vumeters_get(struct snd_kcontrol *kcontrol,
static struct snd_kcontrol_new snd_echo_vumeters __devinitdata = {
.name = "VU-meters",
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
.access = SNDRV_CTL_ELEM_ACCESS_READ |
SNDRV_CTL_ELEM_ACCESS_VOLATILE |
SNDRV_CTL_ELEM_ACCESS_TLV_READ,
.info = snd_echo_vumeters_info,
.get = snd_echo_vumeters_get,
.tlv = {.p = db_scale_output_gain},
};
......
......@@ -51,6 +51,7 @@
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/tlv.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/asoundef.h>
......
......@@ -57,6 +57,7 @@
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/tlv.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/asoundef.h>
......
......@@ -49,6 +49,7 @@
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/tlv.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/asoundef.h>
......
......@@ -49,6 +49,7 @@
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/tlv.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/asoundef.h>
......
......@@ -50,6 +50,7 @@
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/tlv.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/asoundef.h>
......
......@@ -56,6 +56,7 @@
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/tlv.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/asoundef.h>
......
......@@ -58,6 +58,7 @@
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/tlv.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/asoundef.h>
......
......@@ -56,6 +56,7 @@
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/tlv.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/asoundef.h>
......
......@@ -55,6 +55,7 @@
#include <sound/core.h>
#include <sound/info.h>
#include <sound/control.h>
#include <sound/tlv.h>
#include <sound/pcm.h>
#include <sound/pcm_params.h>
#include <sound/asoundef.h>
......
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