forked from mirrors/linux
ASoC: Intel: remove mfld_machine
mfld_machine was not getting compiled due to missed Makefile changes. Since no one complained it is safe to assume that it is not being used, so remove it Signed-off-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Vinod Koul
Mark Brown
parent
8fca15839c
commit
05f4434bc1
2 changed files with 0 additions and 444 deletions
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@ -12,20 +12,6 @@ menuconfig SND_SOC_INTEL_MACH
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if SND_SOC_INTEL_MACH
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if SND_SST_ATOM_HIFI2_PLATFORM_PCI
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config SND_MFLD_MACHINE
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tristate "Medfield (Intel MID)"
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depends on INTEL_SCU_IPC
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select SND_SOC_SN95031
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help
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This adds support for ASoC machine driver for Intel(R) MID Medfield platform
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used as alsa device in audio substem in Intel(R) MID devices
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Say Y if you have such a device.
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If unsure select "N".
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endif ## SND_SST_ATOM_HIFI2_PLATFORM_PCI
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if SND_SOC_INTEL_HASWELL
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config SND_SOC_INTEL_HASWELL_MACH
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@ -1,430 +0,0 @@
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/*
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* mfld_machine.c - ASoc Machine driver for Intel Medfield MID platform
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*
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* Copyright (C) 2010 Intel Corp
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* Author: Vinod Koul <vinod.koul@intel.com>
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* Author: Harsha Priya <priya.harsha@intel.com>
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* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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*
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* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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*/
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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#include <linux/init.h>
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#include <linux/device.h>
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#include <linux/slab.h>
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#include <linux/io.h>
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#include <linux/module.h>
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#include <sound/pcm.h>
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#include <sound/pcm_params.h>
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#include <sound/soc.h>
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#include <sound/jack.h>
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#include "../codecs/sn95031.h"
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#define MID_MONO 1
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#define MID_STEREO 2
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#define MID_MAX_CAP 5
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#define MFLD_JACK_INSERT 0x04
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enum soc_mic_bias_zones {
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MFLD_MV_START = 0,
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/* mic bias volutage range for Headphones*/
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MFLD_MV_HP = 400,
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/* mic bias volutage range for American Headset*/
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MFLD_MV_AM_HS = 650,
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/* mic bias volutage range for Headset*/
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MFLD_MV_HS = 2000,
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MFLD_MV_UNDEFINED,
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};
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static unsigned int hs_switch;
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static unsigned int lo_dac;
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static struct snd_soc_codec *mfld_codec;
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struct mfld_mc_private {
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void __iomem *int_base;
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u8 interrupt_status;
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};
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struct snd_soc_jack mfld_jack;
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/*Headset jack detection DAPM pins */
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static struct snd_soc_jack_pin mfld_jack_pins[] = {
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{
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.pin = "Headphones",
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.mask = SND_JACK_HEADPHONE,
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},
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{
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.pin = "AMIC1",
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.mask = SND_JACK_MICROPHONE,
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},
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};
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/* jack detection voltage zones */
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static struct snd_soc_jack_zone mfld_zones[] = {
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{MFLD_MV_START, MFLD_MV_AM_HS, SND_JACK_HEADPHONE},
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{MFLD_MV_AM_HS, MFLD_MV_HS, SND_JACK_HEADSET},
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};
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/* sound card controls */
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static const char * const headset_switch_text[] = {"Earpiece", "Headset"};
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static const char * const lo_text[] = {"Vibra", "Headset", "IHF", "None"};
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static const struct soc_enum headset_enum =
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SOC_ENUM_SINGLE_EXT(2, headset_switch_text);
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static const struct soc_enum lo_enum =
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SOC_ENUM_SINGLE_EXT(4, lo_text);
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static int headset_get_switch(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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ucontrol->value.enumerated.item[0] = hs_switch;
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return 0;
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}
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static int headset_set_switch(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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struct snd_soc_card *card = snd_kcontrol_chip(kcontrol);
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struct snd_soc_dapm_context *dapm = &card->dapm;
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if (ucontrol->value.enumerated.item[0] == hs_switch)
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return 0;
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snd_soc_dapm_mutex_lock(dapm);
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if (ucontrol->value.enumerated.item[0]) {
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pr_debug("hs_set HS path\n");
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snd_soc_dapm_enable_pin_unlocked(dapm, "Headphones");
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snd_soc_dapm_disable_pin_unlocked(dapm, "EPOUT");
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} else {
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pr_debug("hs_set EP path\n");
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snd_soc_dapm_disable_pin_unlocked(dapm, "Headphones");
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snd_soc_dapm_enable_pin_unlocked(dapm, "EPOUT");
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}
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snd_soc_dapm_sync_unlocked(dapm);
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snd_soc_dapm_mutex_unlock(dapm);
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hs_switch = ucontrol->value.enumerated.item[0];
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return 0;
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}
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static void lo_enable_out_pins(struct snd_soc_dapm_context *dapm)
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{
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snd_soc_dapm_enable_pin_unlocked(dapm, "IHFOUTL");
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snd_soc_dapm_enable_pin_unlocked(dapm, "IHFOUTR");
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snd_soc_dapm_enable_pin_unlocked(dapm, "LINEOUTL");
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snd_soc_dapm_enable_pin_unlocked(dapm, "LINEOUTR");
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snd_soc_dapm_enable_pin_unlocked(dapm, "VIB1OUT");
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snd_soc_dapm_enable_pin_unlocked(dapm, "VIB2OUT");
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if (hs_switch) {
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snd_soc_dapm_enable_pin_unlocked(dapm, "Headphones");
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snd_soc_dapm_disable_pin_unlocked(dapm, "EPOUT");
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} else {
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snd_soc_dapm_disable_pin_unlocked(dapm, "Headphones");
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snd_soc_dapm_enable_pin_unlocked(dapm, "EPOUT");
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}
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}
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static int lo_get_switch(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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ucontrol->value.enumerated.item[0] = lo_dac;
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return 0;
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}
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static int lo_set_switch(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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struct snd_soc_card *card = snd_kcontrol_chip(kcontrol);
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struct snd_soc_dapm_context *dapm = &card->dapm;
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if (ucontrol->value.enumerated.item[0] == lo_dac)
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return 0;
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snd_soc_dapm_mutex_lock(dapm);
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/* we dont want to work with last state of lineout so just enable all
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* pins and then disable pins not required
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*/
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lo_enable_out_pins(dapm);
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switch (ucontrol->value.enumerated.item[0]) {
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case 0:
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pr_debug("set vibra path\n");
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snd_soc_dapm_disable_pin_unlocked(dapm, "VIB1OUT");
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snd_soc_dapm_disable_pin_unlocked(dapm, "VIB2OUT");
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snd_soc_update_bits(mfld_codec, SN95031_LOCTL, 0x66, 0);
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break;
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case 1:
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pr_debug("set hs path\n");
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snd_soc_dapm_disable_pin_unlocked(dapm, "Headphones");
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snd_soc_dapm_disable_pin_unlocked(dapm, "EPOUT");
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snd_soc_update_bits(mfld_codec, SN95031_LOCTL, 0x66, 0x22);
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break;
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case 2:
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pr_debug("set spkr path\n");
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snd_soc_dapm_disable_pin_unlocked(dapm, "IHFOUTL");
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snd_soc_dapm_disable_pin_unlocked(dapm, "IHFOUTR");
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snd_soc_update_bits(mfld_codec, SN95031_LOCTL, 0x66, 0x44);
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break;
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case 3:
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pr_debug("set null path\n");
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snd_soc_dapm_disable_pin_unlocked(dapm, "LINEOUTL");
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snd_soc_dapm_disable_pin_unlocked(dapm, "LINEOUTR");
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snd_soc_update_bits(mfld_codec, SN95031_LOCTL, 0x66, 0x66);
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break;
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}
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snd_soc_dapm_sync_unlocked(dapm);
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snd_soc_dapm_mutex_unlock(dapm);
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lo_dac = ucontrol->value.enumerated.item[0];
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return 0;
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}
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static const struct snd_kcontrol_new mfld_snd_controls[] = {
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SOC_ENUM_EXT("Playback Switch", headset_enum,
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headset_get_switch, headset_set_switch),
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SOC_ENUM_EXT("Lineout Mux", lo_enum,
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lo_get_switch, lo_set_switch),
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};
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static const struct snd_soc_dapm_widget mfld_widgets[] = {
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SND_SOC_DAPM_HP("Headphones", NULL),
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SND_SOC_DAPM_MIC("Mic", NULL),
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};
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static const struct snd_soc_dapm_route mfld_map[] = {
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{"Headphones", NULL, "HPOUTR"},
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{"Headphones", NULL, "HPOUTL"},
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{"Mic", NULL, "AMIC1"},
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};
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static void mfld_jack_check(unsigned int intr_status)
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{
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struct mfld_jack_data jack_data;
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if (!mfld_codec)
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return;
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jack_data.mfld_jack = &mfld_jack;
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jack_data.intr_id = intr_status;
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sn95031_jack_detection(mfld_codec, &jack_data);
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/* TODO: add american headset detection post gpiolib support */
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}
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static int mfld_init(struct snd_soc_pcm_runtime *runtime)
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{
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struct snd_soc_dapm_context *dapm = &runtime->card->dapm;
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int ret_val;
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/* default is earpiece pin, userspace sets it explcitly */
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snd_soc_dapm_disable_pin(dapm, "Headphones");
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/* default is lineout NC, userspace sets it explcitly */
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snd_soc_dapm_disable_pin(dapm, "LINEOUTL");
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snd_soc_dapm_disable_pin(dapm, "LINEOUTR");
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lo_dac = 3;
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hs_switch = 0;
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/* we dont use linein in this so set to NC */
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snd_soc_dapm_disable_pin(dapm, "LINEINL");
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snd_soc_dapm_disable_pin(dapm, "LINEINR");
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/* Headset and button jack detection */
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ret_val = snd_soc_card_jack_new(runtime->card,
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"Intel(R) MID Audio Jack", SND_JACK_HEADSET |
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SND_JACK_BTN_0 | SND_JACK_BTN_1, &mfld_jack,
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mfld_jack_pins, ARRAY_SIZE(mfld_jack_pins));
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if (ret_val) {
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pr_err("jack creation failed\n");
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return ret_val;
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}
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ret_val = snd_soc_jack_add_zones(&mfld_jack,
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ARRAY_SIZE(mfld_zones), mfld_zones);
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if (ret_val) {
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pr_err("adding jack zones failed\n");
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return ret_val;
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}
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mfld_codec = runtime->codec;
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/* we want to check if anything is inserted at boot,
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* so send a fake event to codec and it will read adc
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* to find if anything is there or not */
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mfld_jack_check(MFLD_JACK_INSERT);
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return ret_val;
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}
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static struct snd_soc_dai_link mfld_msic_dailink[] = {
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{
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.name = "Medfield Headset",
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.stream_name = "Headset",
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.cpu_dai_name = "Headset-cpu-dai",
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.codec_dai_name = "SN95031 Headset",
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.codec_name = "sn95031",
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.platform_name = "sst-platform",
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.init = mfld_init,
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},
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{
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.name = "Medfield Speaker",
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.stream_name = "Speaker",
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.cpu_dai_name = "Speaker-cpu-dai",
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.codec_dai_name = "SN95031 Speaker",
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.codec_name = "sn95031",
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.platform_name = "sst-platform",
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.init = NULL,
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},
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{
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.name = "Medfield Vibra",
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.stream_name = "Vibra1",
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.cpu_dai_name = "Vibra1-cpu-dai",
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.codec_dai_name = "SN95031 Vibra1",
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.codec_name = "sn95031",
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.platform_name = "sst-platform",
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.init = NULL,
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},
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{
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.name = "Medfield Haptics",
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.stream_name = "Vibra2",
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.cpu_dai_name = "Vibra2-cpu-dai",
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.codec_dai_name = "SN95031 Vibra2",
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.codec_name = "sn95031",
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.platform_name = "sst-platform",
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.init = NULL,
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},
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{
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.name = "Medfield Compress",
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.stream_name = "Speaker",
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.cpu_dai_name = "Compress-cpu-dai",
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.codec_dai_name = "SN95031 Speaker",
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.codec_name = "sn95031",
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.platform_name = "sst-platform",
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.init = NULL,
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},
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};
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/* SoC card */
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static struct snd_soc_card snd_soc_card_mfld = {
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.name = "medfield_audio",
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.owner = THIS_MODULE,
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.dai_link = mfld_msic_dailink,
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.num_links = ARRAY_SIZE(mfld_msic_dailink),
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.controls = mfld_snd_controls,
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.num_controls = ARRAY_SIZE(mfld_snd_controls),
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.dapm_widgets = mfld_widgets,
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.num_dapm_widgets = ARRAY_SIZE(mfld_widgets),
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.dapm_routes = mfld_map,
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.num_dapm_routes = ARRAY_SIZE(mfld_map),
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};
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static irqreturn_t snd_mfld_jack_intr_handler(int irq, void *dev)
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{
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struct mfld_mc_private *mc_private = (struct mfld_mc_private *) dev;
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memcpy_fromio(&mc_private->interrupt_status,
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((void *)(mc_private->int_base)),
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sizeof(u8));
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return IRQ_WAKE_THREAD;
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}
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static irqreturn_t snd_mfld_jack_detection(int irq, void *data)
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{
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struct mfld_mc_private *mc_drv_ctx = (struct mfld_mc_private *) data;
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mfld_jack_check(mc_drv_ctx->interrupt_status);
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return IRQ_HANDLED;
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}
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static int snd_mfld_mc_probe(struct platform_device *pdev)
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{
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int ret_val = 0, irq;
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struct mfld_mc_private *mc_drv_ctx;
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struct resource *irq_mem;
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pr_debug("snd_mfld_mc_probe called\n");
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/* retrive the irq number */
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irq = platform_get_irq(pdev, 0);
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if (irq <= 0)
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return irq < 0 ? irq : -ENODEV;
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/* audio interrupt base of SRAM location where
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* interrupts are stored by System FW */
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mc_drv_ctx = devm_kzalloc(&pdev->dev, sizeof(*mc_drv_ctx), GFP_ATOMIC);
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if (!mc_drv_ctx)
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return -ENOMEM;
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irq_mem = platform_get_resource_byname(
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pdev, IORESOURCE_MEM, "IRQ_BASE");
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if (!irq_mem) {
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pr_err("no mem resource given\n");
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return -ENODEV;
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}
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mc_drv_ctx->int_base = devm_ioremap_nocache(&pdev->dev, irq_mem->start,
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resource_size(irq_mem));
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if (!mc_drv_ctx->int_base) {
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pr_err("Mapping of cache failed\n");
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return -ENOMEM;
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}
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/* register for interrupt */
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ret_val = devm_request_threaded_irq(&pdev->dev, irq,
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snd_mfld_jack_intr_handler,
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snd_mfld_jack_detection,
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IRQF_SHARED, pdev->dev.driver->name, mc_drv_ctx);
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if (ret_val) {
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pr_err("cannot register IRQ\n");
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return ret_val;
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}
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/* register the soc card */
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snd_soc_card_mfld.dev = &pdev->dev;
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ret_val = devm_snd_soc_register_card(&pdev->dev, &snd_soc_card_mfld);
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if (ret_val) {
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pr_debug("snd_soc_register_card failed %d\n", ret_val);
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return ret_val;
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}
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platform_set_drvdata(pdev, mc_drv_ctx);
|
||||
pr_debug("successfully exited probe\n");
|
||||
return 0;
|
||||
}
|
||||
|
||||
static struct platform_driver snd_mfld_mc_driver = {
|
||||
.driver = {
|
||||
.name = "msic_audio",
|
||||
},
|
||||
.probe = snd_mfld_mc_probe,
|
||||
};
|
||||
|
||||
module_platform_driver(snd_mfld_mc_driver);
|
||||
|
||||
MODULE_DESCRIPTION("ASoC Intel(R) MID Machine driver");
|
||||
MODULE_AUTHOR("Vinod Koul <vinod.koul@intel.com>");
|
||||
MODULE_AUTHOR("Harsha Priya <priya.harsha@intel.com>");
|
||||
MODULE_LICENSE("GPL v2");
|
||||
MODULE_ALIAS("platform:msic-audio");
|
||||
Loading…
Reference in a new issue