fabfad2f8b
The wm8958 driver uses the snd_soc_codec mutex to protect the various firmware pointers from concurrent assignment. This patch moves this lock to the driver level. This will allow us to eventually remove the snd_soc_codec mutex. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Signed-off-by: Mark Brown <broonie@kernel.org>
169 lines
3.8 KiB
C
169 lines
3.8 KiB
C
/*
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* wm8994.h -- WM8994 Soc Audio driver
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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 version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef _WM8994_H
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#define _WM8994_H
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#include <sound/soc.h>
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#include <linux/firmware.h>
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#include <linux/completion.h>
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#include <linux/workqueue.h>
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#include <linux/mutex.h>
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#include "wm_hubs.h"
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/* Sources for AIF1/2 SYSCLK - use with set_dai_sysclk() */
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#define WM8994_SYSCLK_MCLK1 1
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#define WM8994_SYSCLK_MCLK2 2
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#define WM8994_SYSCLK_FLL1 3
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#define WM8994_SYSCLK_FLL2 4
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/* OPCLK is also configured with set_dai_sysclk, specify division*10 as rate. */
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#define WM8994_SYSCLK_OPCLK 5
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#define WM8994_FLL1 1
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#define WM8994_FLL2 2
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#define WM8994_FLL_SRC_MCLK1 1
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#define WM8994_FLL_SRC_MCLK2 2
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#define WM8994_FLL_SRC_LRCLK 3
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#define WM8994_FLL_SRC_BCLK 4
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#define WM8994_FLL_SRC_INTERNAL 5
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enum wm8994_vmid_mode {
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WM8994_VMID_NORMAL,
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WM8994_VMID_FORCE,
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};
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typedef void (*wm1811_micdet_cb)(void *data);
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typedef void (*wm1811_mic_id_cb)(void *data, u16 status);
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int wm8994_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
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int micbias);
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int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
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wm1811_micdet_cb cb, void *det_cb_data,
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wm1811_mic_id_cb id_cb, void *id_cb_data);
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int wm8994_vmid_mode(struct snd_soc_codec *codec, enum wm8994_vmid_mode mode);
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int wm8958_aif_ev(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *kcontrol, int event);
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void wm8958_dsp2_init(struct snd_soc_codec *codec);
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struct wm8994_micdet {
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struct snd_soc_jack *jack;
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bool detecting;
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};
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/* codec private data */
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struct wm8994_fll_config {
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int src;
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int in;
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int out;
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};
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#define WM8994_NUM_DRC 3
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#define WM8994_NUM_EQ 3
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struct wm8994;
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struct wm8994_priv {
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struct wm_hubs_data hubs;
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struct wm8994 *wm8994;
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int sysclk[2];
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int sysclk_rate[2];
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int mclk[2];
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int aifclk[2];
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int aifdiv[2];
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int channels[2];
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struct wm8994_fll_config fll[2], fll_suspend[2];
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struct completion fll_locked[2];
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bool fll_locked_irq;
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bool fll_byp;
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bool clk_has_run;
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int vmid_refcount;
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int active_refcount;
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enum wm8994_vmid_mode vmid_mode;
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int dac_rates[2];
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int lrclk_shared[2];
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int mbc_ena[3];
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int hpf1_ena[3];
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int hpf2_ena[3];
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int vss_ena[3];
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int enh_eq_ena[3];
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/* Platform dependant DRC configuration */
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const char **drc_texts;
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int drc_cfg[WM8994_NUM_DRC];
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struct soc_enum drc_enum;
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/* Platform dependant ReTune mobile configuration */
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int num_retune_mobile_texts;
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const char **retune_mobile_texts;
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int retune_mobile_cfg[WM8994_NUM_EQ];
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struct soc_enum retune_mobile_enum;
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/* Platform dependant MBC configuration */
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int mbc_cfg;
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const char **mbc_texts;
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struct soc_enum mbc_enum;
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/* Platform dependant VSS configuration */
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int vss_cfg;
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const char **vss_texts;
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struct soc_enum vss_enum;
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/* Platform dependant VSS HPF configuration */
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int vss_hpf_cfg;
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const char **vss_hpf_texts;
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struct soc_enum vss_hpf_enum;
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/* Platform dependant enhanced EQ configuration */
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int enh_eq_cfg;
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const char **enh_eq_texts;
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struct soc_enum enh_eq_enum;
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struct mutex accdet_lock;
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struct wm8994_micdet micdet[2];
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struct delayed_work mic_work;
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struct delayed_work open_circuit_work;
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struct delayed_work mic_complete_work;
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u16 mic_status;
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bool mic_detecting;
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bool jack_mic;
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int btn_mask;
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bool jackdet;
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int jackdet_mode;
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struct delayed_work jackdet_bootstrap;
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int micdet_irq;
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wm1811_micdet_cb micd_cb;
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void *micd_cb_data;
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wm1811_mic_id_cb mic_id_cb;
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void *mic_id_cb_data;
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unsigned int aif1clk_enable:1;
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unsigned int aif2clk_enable:1;
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unsigned int aif1clk_disable:1;
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unsigned int aif2clk_disable:1;
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struct mutex fw_lock;
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int dsp_active;
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const struct firmware *cur_fw;
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const struct firmware *mbc;
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const struct firmware *mbc_vss;
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const struct firmware *enh_eq;
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};
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#endif
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