misc: Add audio_io_dev driver

Signed-off-by: Robert Marklund <robert.marklund@stericsson.com>

2 files changed, 261 insertions, 0 deletions

diff --git a/arch/arm/mach-ux500/include/mach/ste_audio_io_ioctl.h b/arch/arm/mach-ux500/include/mach/ste_audio_io_ioctl.h
new file mode 100644
index 00000000000..73dc9d9ee7e
--- /dev/null
+++ b/arch/arm/mach-ux500/include/mach/ste_audio_io_ioctl.h
@@ -0,0 +1,224 @@
+/*
+ * Copyright (C) ST-Ericsson SA 2010
+ * Author: Deepak KARDA/ deepak.karda@stericsson.com for ST-Ericsson
+ * License terms: GNU General Public License (GPL) version 2.
+ */
+
+#ifndef _AUDIOIO_IOCTL_H_
+#define _AUDIOIO_IOCTL_H_
+
+
+#define AUDIOIO_IOC_MAGIC            'N'
+#define AUDIOIO_READ_REGISTER        _IOWR(AUDIOIO_IOC_MAGIC, 1,\
+						struct audioio_data_t)
+#define AUDIOIO_WRITE_REGISTER       _IOW(AUDIOIO_IOC_MAGIC, 2,\
+						struct audioio_data_t)
+#define AUDIOIO_PWR_CTRL_TRNSDR      _IOW(AUDIOIO_IOC_MAGIC, 3,\
+						struct audioio_pwr_ctrl_t)
+#define AUDIOIO_PWR_STS_TRNSDR       _IOR(AUDIOIO_IOC_MAGIC, 4,\
+						struct audioio_pwr_ctrl_t)
+#define AUDIOIO_LOOP_CTRL            _IOW(AUDIOIO_IOC_MAGIC, 5,\
+						struct audioio_loop_ctrl_t)
+#define AUDIOIO_LOOP_STS             _IOR(AUDIOIO_IOC_MAGIC, 6,\
+						struct audioio_loop_ctrl_t)
+#define AUDIOIO_GET_TRNSDR_GAIN_CAPABILITY      _IOR(AUDIOIO_IOC_MAGIC, 7,\
+						struct audioio_get_gain_t)
+#define AUDIOIO_GAIN_CAP_LOOP        _IOR(AUDIOIO_IOC_MAGIC, 8,\
+						struct audioio_gain_loop_t)
+#define AUDIOIO_SUPPORT_LOOP         _IOR(AUDIOIO_IOC_MAGIC, 9,\
+						struct audioio_support_loop_t)
+#define AUDIOIO_GAIN_DESC_TRNSDR     _IOR(AUDIOIO_IOC_MAGIC, 10,\
+					struct audioio_gain_desc_trnsdr_t)
+#define AUDIOIO_GAIN_CTRL_TRNSDR     _IOW(AUDIOIO_IOC_MAGIC, 11,\
+					struct audioio_gain_ctrl_trnsdr_t)
+#define AUDIOIO_GAIN_QUERY_TRNSDR    _IOR(AUDIOIO_IOC_MAGIC, 12,\
+					struct audioio_gain_ctrl_trnsdr_t)
+#define AUDIOIO_MUTE_CTRL_TRNSDR     _IOW(AUDIOIO_IOC_MAGIC, 13,\
+						struct audioio_mute_trnsdr_t)
+#define AUDIOIO_MUTE_STS_TRNSDR      _IOR(AUDIOIO_IOC_MAGIC, 14,\
+						struct audioio_mute_trnsdr_t)
+#define AUDIOIO_FADE_CTRL		_IOW(AUDIOIO_IOC_MAGIC, 15,\
+						struct audioio_fade_ctrl_t)
+#define AUDIOIO_BURST_CTRL            _IOW(AUDIOIO_IOC_MAGIC, 16,\
+						struct audioio_burst_ctrl_t)
+#define AUDIOIO_READ_ALL_ACODEC_REGS_CTRL     _IOW(AUDIOIO_IOC_MAGIC, 17,\
+				struct audioio_read_all_acodec_reg_ctrl_t)
+#define AUDIOIO_FSBITCLK_CTRL            _IOW(AUDIOIO_IOC_MAGIC, 18,\
+						struct audioio_fsbitclk_ctrl_t)
+#define AUDIOIO_PSEUDOBURST_CTRL	_IOW(AUDIOIO_IOC_MAGIC, 19,\
+					struct audioio_pseudoburst_ctrl_t)
+#define AUDIOIO_AUDIOCODEC_PWR_CTRL	_IOW(AUDIOIO_IOC_MAGIC, 20, \
+					struct audioio_acodec_pwr_ctrl_t)
+#define AUDIOIO_FIR_COEFFS_CTRL		_IOW(AUDIOIO_IOC_MAGIC, 21, \
+					struct audioio_fir_coefficients_t)
+#define AUDIOIO_LOOP_GAIN_DESC_TRNSDR		_IOR(AUDIOIO_IOC_MAGIC, 22,\
+					struct audioio_gain_desc_trnsdr_t)
+/* audio codec channel ids */
+#define EAR_CH			0
+#define HS_CH			1
+#define IHF_CH			2
+#define VIBL_CH			3
+#define VIBR_CH			4
+#define MIC1A_CH		5
+#define MIC1B_CH		6
+#define MIC2_CH			7
+#define LIN_CH			8
+#define DMIC12_CH		9
+#define DMIC34_CH		10
+#define DMIC56_CH		11
+#define MULTI_MIC_CH		12
+#define FMRX_CH			13
+#define FMTX_CH			14
+#define BLUETOOTH_CH	15
+
+#define FIRST_CH		EAR_CH
+#define LAST_CH			BLUETOOTH_CH
+
+#define MAX_NO_TRANSDUCERS	16
+#define STE_AUDIOIO_MAX_COEFFICIENTS	128
+#define MAX_NO_OF_LOOPS			19
+
+#define AUDIOIO_TRUE		1
+#define AUDIOIO_FALSE		0
+
+enum AUDIOIO_COMMON_SWITCH {
+	AUDIOIO_COMMON_OFF = 0,
+	AUDIOIO_COMMON_ON,
+	AUDIOIO_COMMON_ALLCHANNEL_UNSUPPORTED = 0xFFFF
+};
+
+enum AUDIOIO_HAL_HW_LOOPS {
+	AUDIOIO_NO_LOOP = 0x0,
+	AUDIOIO_SIDETONE_LOOP = 0x01,
+	AUDIOIO_MIC1B_TO_HFL = 0x02,
+	AUDIOIO_MIC1B_TO_HFR = 0x04,
+	AUDIOIO_MIC1B_TO_EAR = 0x08,
+	AUDIOIO_MIC1A_TO_HSL = 0x10,
+	AUDIOIO_MIC1A_TO_HSR = 0x20,
+	AUDIOIO_MIC1A_TO_HSR_HSL = 0x40,
+	AUDIOIO_LINEIN_TO_HF = 0x80,
+	AUDIOIO_DMIC12_TO_HSR_HSL = 0x100,
+	AUDIOIO_DIC34_TO_HSR_HSL = 0x200,
+	AUDIOIO_DIC56_TO_HSR_HSL = 0x400,
+	AUDIOIO_DMIC12_TO_ST = 0x800,
+	AUDIOIO_DMIC34_TO_ST = 0x1000,
+	AUDIOIO_DMIC56_TO_ST = 0x2000,
+	AUDIOIO_ANC_LOOP = 0x4000,
+	AUDIOIO_LININ_HS = 0x8000,
+	AUDIOIO_LININL_HSL = 0x10000,
+	AUDIOIO_LININ_HSR = 0x20000
+};
+
+
+enum AUDIOIO_FADE_PERIOD {
+	e_FADE_00,
+	e_FADE_01,
+	e_FADE_10,
+	e_FADE_11
+};
+
+enum AUDIOIO_CH_INDEX {
+	e_CHANNEL_1 = 0x01,
+	e_CHANNEL_2 = 0x02,
+	e_CHANNEL_3 = 0x04,
+	e_CHANNEL_4 = 0x08,
+	e_CHANNEL_ALL = 0x0f
+};
+
+struct audioio_data_t {
+	unsigned char	block;
+	unsigned char	addr;
+	unsigned char	data;
+};
+
+struct audioio_pwr_ctrl_t {
+	enum AUDIOIO_COMMON_SWITCH ctrl_switch;
+	int channel_type;
+	enum AUDIOIO_CH_INDEX channel_index;
+};
+
+struct audioio_acodec_pwr_ctrl_t {
+	enum AUDIOIO_COMMON_SWITCH ctrl_switch;
+};
+
+struct audioio_loop_ctrl_t  {
+	enum AUDIOIO_HAL_HW_LOOPS hw_loop;
+	enum AUDIOIO_COMMON_SWITCH ctrl_switch;
+	int channel_type;
+	enum AUDIOIO_CH_INDEX channel_index;
+	int loop_gain;
+};
+
+struct audioio_get_gain_t {
+	unsigned int num_channels;
+	unsigned short max_num_gain;
+};
+
+struct audioio_gain_loop_t {
+	int channel_type;
+	unsigned short num_loop;
+	unsigned short max_gains;
+};
+
+struct audioio_support_loop_t {
+	int channel_type;
+	unsigned short spprtd_loop_index;
+};
+
+struct audioio_gain_desc_trnsdr_t {
+	enum AUDIOIO_CH_INDEX channel_index;
+	int channel_type;
+	unsigned short gain_index;
+	int min_gain;
+	int max_gain;
+	unsigned int gain_step;
+};
+
+struct audioio_gain_ctrl_trnsdr_t {
+	enum AUDIOIO_CH_INDEX channel_index;
+	int channel_type;
+	unsigned short gain_index;
+	int gain_value;
+	unsigned int linear;
+};
+
+struct audioio_mute_trnsdr_t  {
+	int channel_type;
+	enum AUDIOIO_CH_INDEX channel_index;
+	enum AUDIOIO_COMMON_SWITCH ctrl_switch;
+};
+
+struct audioio_fade_ctrl_t  {
+	enum AUDIOIO_COMMON_SWITCH ctrl_switch;
+	enum AUDIOIO_FADE_PERIOD fade_period;
+	int channel_type;
+	enum AUDIOIO_CH_INDEX channel_index;
+};
+
+struct audioio_burst_ctrl_t {
+	enum AUDIOIO_COMMON_SWITCH ctrl_switch;
+	int channel_type;
+	int burst_fifo_interrupt_sample_count;
+	int burst_fifo_length;/* BFIFOTx */
+	int burst_fifo_switch_frame;
+	int burst_fifo_sample_number;
+};
+
+struct audioio_read_all_acodec_reg_ctrl_t {
+	unsigned char data[200];
+};
+
+struct audioio_fsbitclk_ctrl_t {
+	enum AUDIOIO_COMMON_SWITCH ctrl_switch;
+};
+
+struct audioio_pseudoburst_ctrl_t {
+	enum AUDIOIO_COMMON_SWITCH ctrl_switch;
+};
+
+struct audioio_fir_coefficients_t {
+	unsigned char start_addr;
+	unsigned short coefficients[STE_AUDIOIO_MAX_COEFFICIENTS];
+};
+
+#endif
diff --git a/arch/arm/mach-ux500/include/mach/ste_audio_io_vibrator.h b/arch/arm/mach-ux500/include/mach/ste_audio_io_vibrator.h
new file mode 100644
index 00000000000..6b6a558e90a
--- /dev/null
+++ b/arch/arm/mach-ux500/include/mach/ste_audio_io_vibrator.h
@@ -0,0 +1,37 @@
+/*
+* Overview:
+*   Header File defining vibrator kernel space interface
+*
+* Copyright (C) 2010 ST Ericsson
+*
+* This program is free software; you can redistribute it and/or modify
+* it under the terms of the GNU General Public License version 2 as
+* published by the Free Software Foundation.
+*/
+
+#ifndef _STE_AUDIO_IO_VIBRATOR_H_
+#define _STE_AUDIO_IO_VIBRATOR_H_
+
+/* Client definitions which can use vibrator, defined as bitmask */
+#define STE_AUDIOIO_CLIENT_AUDIO_L	1
+#define STE_AUDIOIO_CLIENT_AUDIO_R	2
+#define STE_AUDIOIO_CLIENT_FF_VIBRA     4
+#define STE_AUDIOIO_CLIENT_TIMED_VIBRA  8
+
+/*
+ * Define vibrator's maximum speed allowed
+ * Duty cycle supported by vibrator's PWM is 0-100
+ */
+#define STE_AUDIOIO_VIBRATOR_MAX_SPEED	100
+
+/* Vibrator speed structure */
+struct ste_vibra_speed {
+	unsigned char positive;
+	unsigned char negative;
+};
+
+/* Vibrator control function - uses PWM source */
+int ste_audioio_vibrator_pwm_control(int client,
+	struct ste_vibra_speed left_speed, struct ste_vibra_speed right_speed);
+
+#endif