Meng Wang | 43bbb87 | 2018-12-10 12:32:05 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0-only |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 2 | /* |
Xiao Li | d8bb93c | 2020-01-07 12:59:05 +0800 | [diff] [blame] | 3 | * Copyright (c) 2015-2020, The Linux Foundation. All rights reserved. |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 4 | */ |
| 5 | |
| 6 | #include <linux/module.h> |
| 7 | #include <linux/init.h> |
| 8 | #include <linux/slab.h> |
| 9 | #include <linux/platform_device.h> |
| 10 | #include <linux/device.h> |
| 11 | #include <linux/printk.h> |
| 12 | #include <linux/bitops.h> |
| 13 | #include <linux/regulator/consumer.h> |
| 14 | #include <linux/pm_runtime.h> |
| 15 | #include <linux/delay.h> |
| 16 | #include <linux/kernel.h> |
| 17 | #include <linux/gpio.h> |
| 18 | #include <linux/of_gpio.h> |
Karthikeyan Mani | 13485b7 | 2019-08-05 17:51:14 -0700 | [diff] [blame] | 19 | #include <linux/of_platform.h> |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 20 | #include <linux/regmap.h> |
| 21 | #include <linux/debugfs.h> |
Laxminath Kasam | 605b42f | 2017-08-01 22:02:15 +0530 | [diff] [blame] | 22 | #include <soc/soundwire.h> |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 23 | #include <sound/pcm.h> |
| 24 | #include <sound/pcm_params.h> |
| 25 | #include <sound/soc.h> |
| 26 | #include <sound/soc-dapm.h> |
| 27 | #include <sound/tlv.h> |
Meng Wang | 11a25cf | 2018-10-31 14:11:26 +0800 | [diff] [blame] | 28 | #include <asoc/msm-cdc-pinctrl.h> |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 29 | #include "wsa881x.h" |
| 30 | #include "wsa881x-temp-sensor.h" |
| 31 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 32 | #define DRV_NAME "wsa-codec" |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 33 | #define WSA881X_NUM_RETRY 5 |
| 34 | |
| 35 | enum { |
| 36 | G_18DB = 0, |
| 37 | G_16P5DB, |
| 38 | G_15DB, |
| 39 | G_13P5DB, |
| 40 | G_12DB, |
| 41 | G_10P5DB, |
| 42 | G_9DB, |
| 43 | G_7P5DB, |
| 44 | G_6DB, |
| 45 | G_4P5DB, |
| 46 | G_3DB, |
| 47 | G_1P5DB, |
| 48 | G_0DB, |
| 49 | }; |
| 50 | |
| 51 | enum { |
| 52 | DISABLE = 0, |
| 53 | ENABLE, |
| 54 | }; |
| 55 | |
| 56 | enum { |
| 57 | SWR_DAC_PORT, |
| 58 | SWR_COMP_PORT, |
| 59 | SWR_BOOST_PORT, |
| 60 | SWR_VISENSE_PORT, |
| 61 | }; |
| 62 | |
| 63 | struct swr_port { |
| 64 | u8 port_id; |
| 65 | u8 ch_mask; |
| 66 | u32 ch_rate; |
| 67 | u8 num_ch; |
Ramprasad Katkam | e38aed4 | 2018-03-07 16:26:49 +0530 | [diff] [blame] | 68 | u8 port_type; |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 69 | }; |
| 70 | |
| 71 | enum { |
| 72 | WSA881X_DEV_DOWN, |
| 73 | WSA881X_DEV_UP, |
Laxminath Kasam | c0684fc | 2018-07-31 19:26:56 +0530 | [diff] [blame] | 74 | WSA881X_DEV_READY, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 75 | }; |
| 76 | |
| 77 | /* |
| 78 | * Private data Structure for wsa881x. All parameters related to |
| 79 | * WSA881X codec needs to be defined here. |
| 80 | */ |
| 81 | struct wsa881x_priv { |
| 82 | struct regmap *regmap; |
| 83 | struct device *dev; |
| 84 | struct swr_device *swr_slave; |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 85 | struct snd_soc_component *component; |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 86 | bool comp_enable; |
| 87 | bool boost_enable; |
| 88 | bool visense_enable; |
| 89 | u8 pa_gain; |
| 90 | struct swr_port port[WSA881X_MAX_SWR_PORTS]; |
| 91 | int pd_gpio; |
| 92 | struct wsa881x_tz_priv tz_pdata; |
| 93 | int bg_cnt; |
| 94 | int clk_cnt; |
| 95 | int version; |
| 96 | struct mutex bg_lock; |
| 97 | struct mutex res_lock; |
Laxminath Kasam | c0684fc | 2018-07-31 19:26:56 +0530 | [diff] [blame] | 98 | struct mutex temp_lock; |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 99 | struct snd_info_entry *entry; |
| 100 | struct snd_info_entry *version_entry; |
| 101 | int state; |
| 102 | struct delayed_work ocp_ctl_work; |
| 103 | struct device_node *wsa_rst_np; |
| 104 | int pa_mute; |
Karthikeyan Mani | 13485b7 | 2019-08-05 17:51:14 -0700 | [diff] [blame] | 105 | struct device_node *bolero_np; |
| 106 | struct platform_device* bolero_dev; |
| 107 | struct notifier_block bolero_nblock; |
| 108 | void *handle; |
| 109 | int (*register_notifier)(void *handle, |
| 110 | struct notifier_block *nblock, |
| 111 | bool enable); |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 112 | struct dentry *debugfs_dent; |
| 113 | struct dentry *debugfs_peek; |
| 114 | struct dentry *debugfs_poke; |
| 115 | struct dentry *debugfs_reg_dump; |
| 116 | unsigned int read_data; |
Karthikeyan Mani | 13485b7 | 2019-08-05 17:51:14 -0700 | [diff] [blame] | 117 | }; |
| 118 | |
| 119 | /* from bolero to WSA events */ |
| 120 | enum { |
| 121 | BOLERO_WSA_EVT_TX_CH_HOLD_CLEAR = 1, |
| 122 | BOLERO_WSA_EVT_PA_OFF_PRE_SSR, |
| 123 | BOLERO_WSA_EVT_SSR_DOWN, |
| 124 | BOLERO_WSA_EVT_SSR_UP, |
Laxminath Kasam | 069df14 | 2019-09-17 23:43:34 +0530 | [diff] [blame] | 125 | BOLERO_WSA_EVT_PA_ON_POST_FSCLK, |
Laxminath Kasam | 2fe71f5 | 2020-05-15 00:39:51 +0530 | [diff] [blame] | 126 | BOLERO_WSA_EVT_PA_ON_POST_FSCLK_ADIE_LB, |
Karthikeyan Mani | 13485b7 | 2019-08-05 17:51:14 -0700 | [diff] [blame] | 127 | }; |
| 128 | |
| 129 | struct wsa_ctrl_platform_data { |
| 130 | void *handle; |
| 131 | int (*update_wsa_event)(void *handle, u16 event, u32 data); |
| 132 | int (*register_notifier)(void *handle, |
| 133 | struct notifier_block *nblock, |
| 134 | bool enable); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 135 | }; |
| 136 | |
| 137 | #define SWR_SLV_MAX_REG_ADDR 0x390 |
| 138 | #define SWR_SLV_START_REG_ADDR 0x40 |
Aditya Bavanari | 8aacfcf | 2019-06-21 15:56:39 +0530 | [diff] [blame] | 139 | #define SWR_SLV_MAX_BUF_LEN 25 |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 140 | #define BYTES_PER_LINE 12 |
| 141 | #define SWR_SLV_RD_BUF_LEN 8 |
| 142 | #define SWR_SLV_WR_BUF_LEN 32 |
| 143 | #define SWR_SLV_MAX_DEVICES 2 |
| 144 | |
| 145 | #define WSA881X_VERSION_ENTRY_SIZE 27 |
| 146 | #define WSA881X_OCP_CTL_TIMER_SEC 2 |
| 147 | #define WSA881X_OCP_CTL_TEMP_CELSIUS 25 |
| 148 | #define WSA881X_OCP_CTL_POLL_TIMER_SEC 60 |
| 149 | |
| 150 | static int wsa881x_ocp_poll_timer_sec = WSA881X_OCP_CTL_POLL_TIMER_SEC; |
| 151 | module_param(wsa881x_ocp_poll_timer_sec, int, 0664); |
| 152 | MODULE_PARM_DESC(wsa881x_ocp_poll_timer_sec, "timer for ocp ctl polling"); |
| 153 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 154 | static int32_t wsa881x_resource_acquire(struct snd_soc_component *component, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 155 | bool enable); |
| 156 | |
| 157 | static const char * const wsa_pa_gain_text[] = { |
| 158 | "G_18_DB", "G_16P5_DB", "G_15_DB", "G_13P5_DB", "G_12_DB", "G_10P5_DB", |
| 159 | "G_9_DB", "G_7P5_DB", "G_6_DB", "G_4P5_DB", "G_3_DB", "G_1P5_DB", |
| 160 | "G_0_DB" |
| 161 | }; |
| 162 | |
| 163 | static const struct soc_enum wsa_pa_gain_enum = |
| 164 | SOC_ENUM_SINGLE_EXT(ARRAY_SIZE(wsa_pa_gain_text), wsa_pa_gain_text); |
| 165 | |
| 166 | static int wsa_pa_gain_get(struct snd_kcontrol *kcontrol, |
| 167 | struct snd_ctl_elem_value *ucontrol) |
| 168 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 169 | struct snd_soc_component *component = |
| 170 | snd_soc_kcontrol_component(kcontrol); |
| 171 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 172 | |
| 173 | ucontrol->value.integer.value[0] = wsa881x->pa_gain; |
| 174 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 175 | dev_dbg(component->dev, "%s: PA gain = 0x%x\n", __func__, |
| 176 | wsa881x->pa_gain); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 177 | |
| 178 | return 0; |
| 179 | } |
| 180 | |
| 181 | static int wsa_pa_gain_put(struct snd_kcontrol *kcontrol, |
| 182 | struct snd_ctl_elem_value *ucontrol) |
| 183 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 184 | struct snd_soc_component *component = |
| 185 | snd_soc_kcontrol_component(kcontrol); |
| 186 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 187 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 188 | dev_dbg(component->dev, "%s: ucontrol->value.integer.value[0] = %ld\n", |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 189 | __func__, ucontrol->value.integer.value[0]); |
| 190 | |
| 191 | wsa881x->pa_gain = ucontrol->value.integer.value[0]; |
| 192 | |
| 193 | return 0; |
| 194 | } |
| 195 | |
| 196 | static int wsa881x_get_mute(struct snd_kcontrol *kcontrol, |
| 197 | struct snd_ctl_elem_value *ucontrol) |
| 198 | { |
| 199 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 200 | struct snd_soc_component *component = |
| 201 | snd_soc_kcontrol_component(kcontrol); |
| 202 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 203 | |
| 204 | ucontrol->value.integer.value[0] = wsa881x->pa_mute; |
| 205 | |
| 206 | return 0; |
| 207 | } |
| 208 | |
| 209 | static int wsa881x_set_mute(struct snd_kcontrol *kcontrol, |
| 210 | struct snd_ctl_elem_value *ucontrol) |
| 211 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 212 | struct snd_soc_component *component = |
| 213 | snd_soc_kcontrol_component(kcontrol); |
| 214 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 215 | int value = ucontrol->value.integer.value[0]; |
| 216 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 217 | dev_dbg(component->dev, "%s: mute current %d, new %d\n", |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 218 | __func__, wsa881x->pa_mute, value); |
| 219 | |
| 220 | if (value) |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 221 | snd_soc_component_update_bits(component, WSA881X_SPKR_DRV_EN, |
| 222 | 0x80, 0x00); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 223 | wsa881x->pa_mute = value; |
| 224 | |
| 225 | return 0; |
| 226 | } |
| 227 | |
Sudheer Papothi | c9dd3be | 2018-04-06 00:51:48 +0530 | [diff] [blame] | 228 | static int wsa881x_get_t0_init(struct snd_kcontrol *kcontrol, |
| 229 | struct snd_ctl_elem_value *ucontrol) |
| 230 | { |
| 231 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 232 | struct snd_soc_component *component = |
| 233 | snd_soc_kcontrol_component(kcontrol); |
| 234 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Sudheer Papothi | c9dd3be | 2018-04-06 00:51:48 +0530 | [diff] [blame] | 235 | struct wsa881x_tz_priv *pdata = &wsa881x->tz_pdata; |
| 236 | |
| 237 | ucontrol->value.integer.value[0] = pdata->t0_init; |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 238 | dev_dbg(component->dev, "%s: t0 init %d\n", __func__, pdata->t0_init); |
Sudheer Papothi | c9dd3be | 2018-04-06 00:51:48 +0530 | [diff] [blame] | 239 | |
| 240 | return 0; |
| 241 | } |
| 242 | |
| 243 | static int wsa881x_set_t0_init(struct snd_kcontrol *kcontrol, |
| 244 | struct snd_ctl_elem_value *ucontrol) |
| 245 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 246 | struct snd_soc_component *component = |
| 247 | snd_soc_kcontrol_component(kcontrol); |
| 248 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Sudheer Papothi | c9dd3be | 2018-04-06 00:51:48 +0530 | [diff] [blame] | 249 | struct wsa881x_tz_priv *pdata = &wsa881x->tz_pdata; |
| 250 | |
| 251 | pdata->t0_init = ucontrol->value.integer.value[0]; |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 252 | dev_dbg(component->dev, "%s: t0 init %d\n", __func__, pdata->t0_init); |
Sudheer Papothi | c9dd3be | 2018-04-06 00:51:48 +0530 | [diff] [blame] | 253 | |
| 254 | return 0; |
| 255 | } |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 256 | |
| 257 | static const struct snd_kcontrol_new wsa_snd_controls[] = { |
| 258 | SOC_ENUM_EXT("WSA PA Gain", wsa_pa_gain_enum, |
| 259 | wsa_pa_gain_get, wsa_pa_gain_put), |
| 260 | SOC_SINGLE_EXT("WSA PA Mute", SND_SOC_NOPM, 0, 1, 0, |
| 261 | wsa881x_get_mute, wsa881x_set_mute), |
Sudheer Papothi | c9dd3be | 2018-04-06 00:51:48 +0530 | [diff] [blame] | 262 | SOC_SINGLE_EXT("WSA T0 Init", SND_SOC_NOPM, 0, 1, 0, |
| 263 | wsa881x_get_t0_init, wsa881x_set_t0_init), |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 264 | }; |
| 265 | |
| 266 | static int codec_debug_open(struct inode *inode, struct file *file) |
| 267 | { |
| 268 | file->private_data = inode->i_private; |
| 269 | return 0; |
| 270 | } |
| 271 | |
| 272 | static int get_parameters(char *buf, u32 *param1, int num_of_par) |
| 273 | { |
| 274 | char *token; |
| 275 | int base, cnt; |
| 276 | |
| 277 | token = strsep(&buf, " "); |
| 278 | for (cnt = 0; cnt < num_of_par; cnt++) { |
| 279 | if (token) { |
| 280 | if ((token[1] == 'x') || (token[1] == 'X')) |
| 281 | base = 16; |
| 282 | else |
| 283 | base = 10; |
| 284 | |
| 285 | if (kstrtou32(token, base, ¶m1[cnt]) != 0) |
| 286 | return -EINVAL; |
| 287 | |
| 288 | token = strsep(&buf, " "); |
| 289 | } else |
| 290 | return -EINVAL; |
| 291 | } |
| 292 | return 0; |
| 293 | } |
| 294 | |
| 295 | static ssize_t wsa881x_codec_version_read(struct snd_info_entry *entry, |
| 296 | void *file_private_data, struct file *file, |
| 297 | char __user *buf, size_t count, loff_t pos) |
| 298 | { |
| 299 | struct wsa881x_priv *wsa881x; |
| 300 | char buffer[WSA881X_VERSION_ENTRY_SIZE]; |
| 301 | int len; |
| 302 | |
| 303 | wsa881x = (struct wsa881x_priv *) entry->private_data; |
| 304 | if (!wsa881x) { |
| 305 | pr_err("%s: wsa881x priv is null\n", __func__); |
| 306 | return -EINVAL; |
| 307 | } |
| 308 | |
| 309 | len = snprintf(buffer, sizeof(buffer), "WSA881X-SOUNDWIRE_2_0\n"); |
| 310 | |
| 311 | return simple_read_from_buffer(buf, count, &pos, buffer, len); |
| 312 | } |
| 313 | |
| 314 | static struct snd_info_entry_ops wsa881x_codec_info_ops = { |
| 315 | .read = wsa881x_codec_version_read, |
| 316 | }; |
| 317 | |
| 318 | /* |
| 319 | * wsa881x_codec_info_create_codec_entry - creates wsa881x module |
| 320 | * @codec_root: The parent directory |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 321 | * @component: Codec instance |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 322 | * |
| 323 | * Creates wsa881x module and version entry under the given |
| 324 | * parent directory. |
| 325 | * |
| 326 | * Return: 0 on success or negative error code on failure. |
| 327 | */ |
| 328 | int wsa881x_codec_info_create_codec_entry(struct snd_info_entry *codec_root, |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 329 | struct snd_soc_component *component) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 330 | { |
| 331 | struct snd_info_entry *version_entry; |
| 332 | struct wsa881x_priv *wsa881x; |
| 333 | struct snd_soc_card *card; |
| 334 | char name[80]; |
| 335 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 336 | if (!codec_root || !component) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 337 | return -EINVAL; |
| 338 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 339 | wsa881x = snd_soc_component_get_drvdata(component); |
| 340 | card = component->card; |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 341 | snprintf(name, sizeof(name), "%s.%x", "wsa881x", |
| 342 | (u32)wsa881x->swr_slave->addr); |
| 343 | |
| 344 | wsa881x->entry = snd_info_create_subdir(codec_root->module, |
| 345 | (const char *)name, |
| 346 | codec_root); |
| 347 | if (!wsa881x->entry) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 348 | dev_dbg(component->dev, "%s: failed to create wsa881x entry\n", |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 349 | __func__); |
| 350 | return -ENOMEM; |
| 351 | } |
| 352 | |
| 353 | version_entry = snd_info_create_card_entry(card->snd_card, |
| 354 | "version", |
| 355 | wsa881x->entry); |
| 356 | if (!version_entry) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 357 | dev_dbg(component->dev, "%s: failed to create wsa881x version entry\n", |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 358 | __func__); |
| 359 | return -ENOMEM; |
| 360 | } |
| 361 | |
| 362 | version_entry->private_data = wsa881x; |
| 363 | version_entry->size = WSA881X_VERSION_ENTRY_SIZE; |
| 364 | version_entry->content = SNDRV_INFO_CONTENT_DATA; |
| 365 | version_entry->c.ops = &wsa881x_codec_info_ops; |
| 366 | |
| 367 | if (snd_info_register(version_entry) < 0) { |
| 368 | snd_info_free_entry(version_entry); |
| 369 | return -ENOMEM; |
| 370 | } |
| 371 | wsa881x->version_entry = version_entry; |
| 372 | |
| 373 | return 0; |
| 374 | } |
| 375 | EXPORT_SYMBOL(wsa881x_codec_info_create_codec_entry); |
| 376 | |
| 377 | static bool is_swr_slv_reg_readable(int reg) |
| 378 | { |
| 379 | bool ret = true; |
| 380 | |
| 381 | if (((reg > 0x46) && (reg < 0x4A)) || |
| 382 | ((reg > 0x4A) && (reg < 0x50)) || |
| 383 | ((reg > 0x55) && (reg < 0xE0)) || |
| 384 | ((reg > 0xE0) && (reg < 0xF0)) || |
| 385 | ((reg > 0xF0) && (reg < 0x100)) || |
| 386 | ((reg > 0x105) && (reg < 0x120)) || |
| 387 | ((reg > 0x128) && (reg < 0x130)) || |
| 388 | ((reg > 0x138) && (reg < 0x200)) || |
| 389 | ((reg > 0x205) && (reg < 0x220)) || |
| 390 | ((reg > 0x228) && (reg < 0x230)) || |
| 391 | ((reg > 0x238) && (reg < 0x300)) || |
| 392 | ((reg > 0x305) && (reg < 0x320)) || |
| 393 | ((reg > 0x328) && (reg < 0x330)) || |
| 394 | ((reg > 0x338) && (reg < 0x400)) || |
| 395 | ((reg > 0x405) && (reg < 0x420))) |
| 396 | ret = false; |
| 397 | |
| 398 | return ret; |
| 399 | } |
| 400 | |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 401 | static ssize_t wsa881x_swrslave_reg_show(struct swr_device *pdev, char __user *ubuf, |
| 402 | size_t count, loff_t *ppos) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 403 | { |
| 404 | int i, reg_val, len; |
| 405 | ssize_t total = 0; |
| 406 | char tmp_buf[SWR_SLV_MAX_BUF_LEN]; |
| 407 | |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 408 | if (!ubuf || !ppos) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 409 | return 0; |
| 410 | |
| 411 | for (i = (((int) *ppos / BYTES_PER_LINE) + SWR_SLV_START_REG_ADDR); |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 412 | i <= SWR_SLV_MAX_REG_ADDR; i++) { |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 413 | if (!is_swr_slv_reg_readable(i)) |
| 414 | continue; |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 415 | swr_read(pdev, pdev->dev_num, i, ®_val, 1); |
| 416 | len = snprintf(tmp_buf, sizeof(tmp_buf), "0x%.3x: 0x%.2x\n", i, |
| 417 | (reg_val & 0xFF)); |
Aditya Bavanari | 8aacfcf | 2019-06-21 15:56:39 +0530 | [diff] [blame] | 418 | if (len < 0) { |
| 419 | pr_err("%s: fail to fill the buffer\n", __func__); |
| 420 | total = -EFAULT; |
| 421 | goto copy_err; |
| 422 | } |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 423 | if ((total + len) >= count - 1) |
| 424 | break; |
| 425 | if (copy_to_user((ubuf + total), tmp_buf, len)) { |
| 426 | pr_err("%s: fail to copy reg dump\n", __func__); |
| 427 | total = -EFAULT; |
| 428 | goto copy_err; |
| 429 | } |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 430 | total += len; |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 431 | *ppos += len; |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 432 | } |
| 433 | |
| 434 | copy_err: |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 435 | *ppos = SWR_SLV_MAX_REG_ADDR * BYTES_PER_LINE; |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 436 | return total; |
| 437 | } |
| 438 | |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 439 | static ssize_t codec_debug_dump(struct file *file, char __user *ubuf, |
| 440 | size_t count, loff_t *ppos) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 441 | { |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 442 | struct swr_device *pdev; |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 443 | |
| 444 | if (!count || !file || !ppos || !ubuf) |
| 445 | return -EINVAL; |
| 446 | |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 447 | pdev = file->private_data; |
| 448 | if (!pdev) |
| 449 | return -EINVAL; |
| 450 | |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 451 | if (*ppos < 0) |
| 452 | return -EINVAL; |
| 453 | |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 454 | return wsa881x_swrslave_reg_show(pdev, ubuf, count, ppos); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 455 | } |
| 456 | |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 457 | static ssize_t codec_debug_read(struct file *file, char __user *ubuf, |
| 458 | size_t count, loff_t *ppos) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 459 | { |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 460 | char lbuf[SWR_SLV_RD_BUF_LEN]; |
| 461 | struct swr_device *pdev = NULL; |
| 462 | struct wsa881x_priv *wsa881x = NULL; |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 463 | |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 464 | if (!count || !file || !ppos || !ubuf) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 465 | return -EINVAL; |
| 466 | |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 467 | pdev = file->private_data; |
| 468 | if (!pdev) |
| 469 | return -EINVAL; |
| 470 | |
| 471 | wsa881x = swr_get_dev_data(pdev); |
| 472 | if (!wsa881x) |
| 473 | return -EINVAL; |
| 474 | |
| 475 | if (*ppos < 0) |
| 476 | return -EINVAL; |
| 477 | |
| 478 | snprintf(lbuf, sizeof(lbuf), "0x%x\n", |
| 479 | (wsa881x->read_data & 0xFF)); |
| 480 | |
| 481 | return simple_read_from_buffer(ubuf, count, ppos, lbuf, |
| 482 | strnlen(lbuf, 7)); |
| 483 | } |
| 484 | |
| 485 | static ssize_t codec_debug_peek_write(struct file *file, |
| 486 | const char __user *ubuf, size_t cnt, loff_t *ppos) |
| 487 | { |
| 488 | char lbuf[SWR_SLV_WR_BUF_LEN]; |
| 489 | int rc = 0; |
| 490 | u32 param[5]; |
| 491 | struct swr_device *pdev = NULL; |
| 492 | struct wsa881x_priv *wsa881x = NULL; |
| 493 | |
| 494 | if (!cnt || !file || !ppos || !ubuf) |
| 495 | return -EINVAL; |
| 496 | |
| 497 | pdev = file->private_data; |
| 498 | if (!pdev) |
| 499 | return -EINVAL; |
| 500 | |
| 501 | wsa881x = swr_get_dev_data(pdev); |
| 502 | if (!wsa881x) |
| 503 | return -EINVAL; |
| 504 | |
| 505 | if (*ppos < 0) |
| 506 | return -EINVAL; |
| 507 | |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 508 | if (cnt > sizeof(lbuf) - 1) |
| 509 | return -EINVAL; |
| 510 | |
| 511 | rc = copy_from_user(lbuf, ubuf, cnt); |
| 512 | if (rc) |
| 513 | return -EFAULT; |
| 514 | |
| 515 | lbuf[cnt] = '\0'; |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 516 | rc = get_parameters(lbuf, param, 1); |
| 517 | if (!((param[0] <= SWR_SLV_MAX_REG_ADDR) && (rc == 0))) |
| 518 | return -EINVAL; |
| 519 | swr_read(pdev, pdev->dev_num, param[0], &wsa881x->read_data, 1); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 520 | if (rc == 0) |
| 521 | rc = cnt; |
| 522 | else |
| 523 | pr_err("%s: rc = %d\n", __func__, rc); |
| 524 | |
| 525 | return rc; |
| 526 | } |
| 527 | |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 528 | static ssize_t codec_debug_write(struct file *file, |
| 529 | const char __user *ubuf, size_t cnt, loff_t *ppos) |
| 530 | { |
| 531 | char lbuf[SWR_SLV_WR_BUF_LEN]; |
| 532 | int rc = 0; |
| 533 | u32 param[5]; |
| 534 | struct swr_device *pdev; |
| 535 | |
| 536 | if (!file || !ppos || !ubuf) |
| 537 | return -EINVAL; |
| 538 | |
| 539 | pdev = file->private_data; |
| 540 | if (!pdev) |
| 541 | return -EINVAL; |
| 542 | |
| 543 | if (cnt > sizeof(lbuf) - 1) |
| 544 | return -EINVAL; |
| 545 | |
| 546 | rc = copy_from_user(lbuf, ubuf, cnt); |
| 547 | if (rc) |
| 548 | return -EFAULT; |
| 549 | |
| 550 | lbuf[cnt] = '\0'; |
| 551 | rc = get_parameters(lbuf, param, 2); |
| 552 | if (!((param[0] <= SWR_SLV_MAX_REG_ADDR) && |
| 553 | (param[1] <= 0xFF) && (rc == 0))) |
| 554 | return -EINVAL; |
| 555 | swr_write(pdev, pdev->dev_num, param[0], ¶m[1]); |
| 556 | if (rc == 0) |
| 557 | rc = cnt; |
| 558 | else |
| 559 | pr_err("%s: rc = %d\n", __func__, rc); |
| 560 | |
| 561 | return rc; |
| 562 | } |
| 563 | |
| 564 | static const struct file_operations codec_debug_write_ops = { |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 565 | .open = codec_debug_open, |
| 566 | .write = codec_debug_write, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 567 | }; |
| 568 | |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 569 | static const struct file_operations codec_debug_read_ops = { |
| 570 | .open = codec_debug_open, |
| 571 | .read = codec_debug_read, |
| 572 | .write = codec_debug_peek_write, |
| 573 | }; |
| 574 | |
| 575 | static const struct file_operations codec_debug_dump_ops = { |
| 576 | .open = codec_debug_open, |
| 577 | .read = codec_debug_dump, |
| 578 | }; |
Laxminath Kasam | c0684fc | 2018-07-31 19:26:56 +0530 | [diff] [blame] | 579 | static void wsa881x_regcache_sync(struct wsa881x_priv *wsa881x) |
| 580 | { |
| 581 | mutex_lock(&wsa881x->res_lock); |
| 582 | if (wsa881x->state != WSA881X_DEV_READY) { |
| 583 | regcache_mark_dirty(wsa881x->regmap); |
| 584 | regcache_sync(wsa881x->regmap); |
| 585 | wsa881x->state = WSA881X_DEV_READY; |
| 586 | } |
| 587 | mutex_unlock(&wsa881x->res_lock); |
| 588 | } |
| 589 | |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 590 | static const struct reg_sequence wsa881x_pre_pmu_pa[] = { |
| 591 | {WSA881X_SPKR_DRV_GAIN, 0x41, 0}, |
| 592 | {WSA881X_SPKR_MISC_CTL1, 0x01, 0}, |
| 593 | {WSA881X_ADC_EN_DET_TEST_I, 0x01, 0}, |
| 594 | {WSA881X_ADC_EN_MODU_V, 0x02, 0}, |
| 595 | {WSA881X_ADC_EN_DET_TEST_V, 0x10, 0}, |
| 596 | {WSA881X_SPKR_PWRSTG_DBG, 0xA0, 0}, |
| 597 | }; |
| 598 | |
| 599 | static const struct reg_sequence wsa881x_pre_pmu_pa_2_0[] = { |
| 600 | {WSA881X_SPKR_DRV_GAIN, 0x41, 0}, |
| 601 | {WSA881X_SPKR_MISC_CTL1, 0x87, 0}, |
| 602 | }; |
| 603 | |
| 604 | static const struct reg_sequence wsa881x_post_pmu_pa[] = { |
| 605 | {WSA881X_SPKR_PWRSTG_DBG, 0x00, 0}, |
| 606 | {WSA881X_ADC_EN_DET_TEST_V, 0x00, 0}, |
| 607 | {WSA881X_ADC_EN_MODU_V, 0x00, 0}, |
| 608 | {WSA881X_ADC_EN_DET_TEST_I, 0x00, 0}, |
| 609 | }; |
| 610 | |
| 611 | static const struct reg_sequence wsa881x_vi_txfe_en[] = { |
| 612 | {WSA881X_SPKR_PROT_FE_VSENSE_VCM, 0x85, 0}, |
| 613 | {WSA881X_SPKR_PROT_ATEST2, 0x0A, 0}, |
| 614 | {WSA881X_SPKR_PROT_FE_GAIN, 0xCF, 0}, |
| 615 | }; |
| 616 | |
| 617 | static const struct reg_sequence wsa881x_vi_txfe_en_2_0[] = { |
| 618 | {WSA881X_SPKR_PROT_FE_VSENSE_VCM, 0x85, 0}, |
| 619 | {WSA881X_SPKR_PROT_ATEST2, 0x0A, 0}, |
| 620 | {WSA881X_SPKR_PROT_FE_GAIN, 0x47, 0}, |
| 621 | }; |
| 622 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 623 | static int wsa881x_boost_ctrl(struct snd_soc_component *component, bool enable) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 624 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 625 | dev_dbg(component->dev, "%s: enable:%d\n", __func__, enable); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 626 | if (enable) |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 627 | snd_soc_component_update_bits(component, WSA881X_BOOST_EN_CTL, |
| 628 | 0x80, 0x80); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 629 | else |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 630 | snd_soc_component_update_bits(component, WSA881X_BOOST_EN_CTL, |
| 631 | 0x80, 0x00); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 632 | /* |
| 633 | * 1.5ms sleep is needed after boost enable/disable as per |
| 634 | * HW requirement |
| 635 | */ |
| 636 | usleep_range(1500, 1510); |
| 637 | return 0; |
| 638 | } |
| 639 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 640 | static int wsa881x_visense_txfe_ctrl(struct snd_soc_component *component, |
| 641 | bool enable, u8 isense1_gain, |
| 642 | u8 isense2_gain, u8 vsense_gain) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 643 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 644 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 645 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 646 | dev_dbg(component->dev, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 647 | "%s: enable:%d, isense1 gain: %d, isense2 gain: %d, vsense_gain %d\n", |
| 648 | __func__, enable, isense1_gain, isense2_gain, vsense_gain); |
| 649 | |
| 650 | if (enable) { |
| 651 | regmap_multi_reg_write(wsa881x->regmap, |
| 652 | wsa881x_vi_txfe_en_2_0, |
| 653 | ARRAY_SIZE(wsa881x_vi_txfe_en_2_0)); |
| 654 | } else { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 655 | snd_soc_component_update_bits(component, |
| 656 | WSA881X_SPKR_PROT_FE_VSENSE_VCM, |
| 657 | 0x08, 0x08); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 658 | /* |
| 659 | * 200us sleep is needed after visense txfe disable as per |
| 660 | * HW requirement. |
| 661 | */ |
| 662 | usleep_range(200, 210); |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 663 | snd_soc_component_update_bits(component, |
| 664 | WSA881X_SPKR_PROT_FE_GAIN, |
| 665 | 0x01, 0x00); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 666 | } |
| 667 | return 0; |
| 668 | } |
| 669 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 670 | static int wsa881x_visense_adc_ctrl(struct snd_soc_component *component, |
| 671 | bool enable) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 672 | { |
| 673 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 674 | dev_dbg(component->dev, "%s: enable:%d\n", __func__, enable); |
| 675 | snd_soc_component_update_bits(component, WSA881X_ADC_EN_MODU_V, |
| 676 | (0x01 << 7), (enable << 7)); |
| 677 | snd_soc_component_update_bits(component, WSA881X_ADC_EN_MODU_I, |
| 678 | (0x01 << 7), (enable << 7)); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 679 | return 0; |
| 680 | } |
| 681 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 682 | static void wsa881x_bandgap_ctrl(struct snd_soc_component *component, |
| 683 | bool enable) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 684 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 685 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 686 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 687 | dev_dbg(component->dev, "%s: enable:%d, bg_count:%d\n", __func__, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 688 | enable, wsa881x->bg_cnt); |
| 689 | mutex_lock(&wsa881x->bg_lock); |
| 690 | if (enable) { |
| 691 | ++wsa881x->bg_cnt; |
| 692 | if (wsa881x->bg_cnt == 1) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 693 | snd_soc_component_update_bits(component, |
| 694 | WSA881X_TEMP_OP, |
| 695 | 0x08, 0x08); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 696 | /* 400usec sleep is needed as per HW requirement */ |
| 697 | usleep_range(400, 410); |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 698 | snd_soc_component_update_bits(component, |
| 699 | WSA881X_TEMP_OP, |
| 700 | 0x04, 0x04); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 701 | } |
| 702 | } else { |
| 703 | --wsa881x->bg_cnt; |
| 704 | if (wsa881x->bg_cnt <= 0) { |
| 705 | WARN_ON(wsa881x->bg_cnt < 0); |
| 706 | wsa881x->bg_cnt = 0; |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 707 | snd_soc_component_update_bits(component, |
| 708 | WSA881X_TEMP_OP, 0x04, 0x00); |
| 709 | snd_soc_component_update_bits(component, |
| 710 | WSA881X_TEMP_OP, 0x08, 0x00); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 711 | } |
| 712 | } |
| 713 | mutex_unlock(&wsa881x->bg_lock); |
| 714 | } |
| 715 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 716 | static void wsa881x_clk_ctrl(struct snd_soc_component *component, bool enable) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 717 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 718 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 719 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 720 | dev_dbg(component->dev, "%s: enable:%d, clk_count:%d\n", __func__, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 721 | enable, wsa881x->clk_cnt); |
| 722 | mutex_lock(&wsa881x->res_lock); |
| 723 | if (enable) { |
| 724 | ++wsa881x->clk_cnt; |
| 725 | if (wsa881x->clk_cnt == 1) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 726 | snd_soc_component_write(component, |
| 727 | WSA881X_CDC_DIG_CLK_CTL, 0x01); |
| 728 | snd_soc_component_write(component, |
| 729 | WSA881X_CDC_ANA_CLK_CTL, 0x01); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 730 | } |
| 731 | } else { |
| 732 | --wsa881x->clk_cnt; |
| 733 | if (wsa881x->clk_cnt <= 0) { |
| 734 | WARN_ON(wsa881x->clk_cnt < 0); |
| 735 | wsa881x->clk_cnt = 0; |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 736 | snd_soc_component_write(component, |
| 737 | WSA881X_CDC_DIG_CLK_CTL, 0x00); |
| 738 | snd_soc_component_write(component, |
| 739 | WSA881X_CDC_ANA_CLK_CTL, 0x00); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 740 | } |
| 741 | } |
| 742 | mutex_unlock(&wsa881x->res_lock); |
| 743 | } |
| 744 | |
| 745 | static int wsa881x_get_compander(struct snd_kcontrol *kcontrol, |
| 746 | struct snd_ctl_elem_value *ucontrol) |
| 747 | { |
| 748 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 749 | struct snd_soc_component *component = |
| 750 | snd_soc_kcontrol_component(kcontrol); |
| 751 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 752 | |
| 753 | ucontrol->value.integer.value[0] = wsa881x->comp_enable; |
| 754 | return 0; |
| 755 | } |
| 756 | |
| 757 | static int wsa881x_set_compander(struct snd_kcontrol *kcontrol, |
| 758 | struct snd_ctl_elem_value *ucontrol) |
| 759 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 760 | struct snd_soc_component *component = |
| 761 | snd_soc_kcontrol_component(kcontrol); |
| 762 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 763 | int value = ucontrol->value.integer.value[0]; |
| 764 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 765 | dev_dbg(component->dev, "%s: Compander enable current %d, new %d\n", |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 766 | __func__, wsa881x->comp_enable, value); |
| 767 | wsa881x->comp_enable = value; |
| 768 | return 0; |
| 769 | } |
| 770 | |
| 771 | static int wsa881x_get_boost(struct snd_kcontrol *kcontrol, |
| 772 | struct snd_ctl_elem_value *ucontrol) |
| 773 | { |
| 774 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 775 | struct snd_soc_component *component = |
| 776 | snd_soc_kcontrol_component(kcontrol); |
| 777 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 778 | |
| 779 | ucontrol->value.integer.value[0] = wsa881x->boost_enable; |
| 780 | return 0; |
| 781 | } |
| 782 | |
| 783 | static int wsa881x_set_boost(struct snd_kcontrol *kcontrol, |
| 784 | struct snd_ctl_elem_value *ucontrol) |
| 785 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 786 | struct snd_soc_component *component = |
| 787 | snd_soc_kcontrol_component(kcontrol); |
| 788 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 789 | int value = ucontrol->value.integer.value[0]; |
| 790 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 791 | dev_dbg(component->dev, "%s: Boost enable current %d, new %d\n", |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 792 | __func__, wsa881x->boost_enable, value); |
| 793 | wsa881x->boost_enable = value; |
| 794 | return 0; |
| 795 | } |
| 796 | |
| 797 | static int wsa881x_get_visense(struct snd_kcontrol *kcontrol, |
| 798 | struct snd_ctl_elem_value *ucontrol) |
| 799 | { |
| 800 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 801 | struct snd_soc_component *component = |
| 802 | snd_soc_kcontrol_component(kcontrol); |
| 803 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 804 | |
| 805 | ucontrol->value.integer.value[0] = wsa881x->visense_enable; |
| 806 | return 0; |
| 807 | } |
| 808 | |
| 809 | static int wsa881x_set_visense(struct snd_kcontrol *kcontrol, |
| 810 | struct snd_ctl_elem_value *ucontrol) |
| 811 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 812 | struct snd_soc_component *component = |
| 813 | snd_soc_kcontrol_component(kcontrol); |
| 814 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 815 | int value = ucontrol->value.integer.value[0]; |
| 816 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 817 | dev_dbg(component->dev, "%s: VIsense enable current %d, new %d\n", |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 818 | __func__, wsa881x->visense_enable, value); |
| 819 | wsa881x->visense_enable = value; |
| 820 | return 0; |
| 821 | } |
| 822 | |
Xiaojun Sang | fa21d8c | 2017-09-22 17:05:02 +0800 | [diff] [blame] | 823 | static int wsa881x_set_boost_level(struct snd_kcontrol *kcontrol, |
| 824 | struct snd_ctl_elem_value *ucontrol) |
| 825 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 826 | struct snd_soc_component *component = |
| 827 | snd_soc_kcontrol_component(kcontrol); |
Xiaojun Sang | fa21d8c | 2017-09-22 17:05:02 +0800 | [diff] [blame] | 828 | u8 wsa_boost_level = 0; |
| 829 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 830 | dev_dbg(component->dev, "%s: ucontrol->value.integer.value[0] = %ld\n", |
Xiaojun Sang | fa21d8c | 2017-09-22 17:05:02 +0800 | [diff] [blame] | 831 | __func__, ucontrol->value.integer.value[0]); |
| 832 | |
| 833 | wsa_boost_level = ucontrol->value.integer.value[0]; |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 834 | snd_soc_component_update_bits(component, WSA881X_BOOST_PRESET_OUT1, |
Xiaojun Sang | fa21d8c | 2017-09-22 17:05:02 +0800 | [diff] [blame] | 835 | 0xff, wsa_boost_level); |
| 836 | |
| 837 | return 0; |
| 838 | } |
| 839 | |
| 840 | static int wsa881x_get_boost_level(struct snd_kcontrol *kcontrol, |
| 841 | struct snd_ctl_elem_value *ucontrol) |
| 842 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 843 | struct snd_soc_component *component = |
| 844 | snd_soc_kcontrol_component(kcontrol); |
Xiaojun Sang | fa21d8c | 2017-09-22 17:05:02 +0800 | [diff] [blame] | 845 | u8 wsa_boost_level = 0; |
| 846 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 847 | wsa_boost_level = snd_soc_component_read32(component, |
| 848 | WSA881X_BOOST_PRESET_OUT1); |
Xiaojun Sang | fa21d8c | 2017-09-22 17:05:02 +0800 | [diff] [blame] | 849 | ucontrol->value.integer.value[0] = wsa_boost_level; |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 850 | dev_dbg(component->dev, "%s: boost level = 0x%x\n", __func__, |
Xiaojun Sang | fa21d8c | 2017-09-22 17:05:02 +0800 | [diff] [blame] | 851 | wsa_boost_level); |
| 852 | |
| 853 | return 0; |
| 854 | } |
| 855 | |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 856 | static const struct snd_kcontrol_new wsa881x_snd_controls[] = { |
| 857 | SOC_SINGLE_EXT("COMP Switch", SND_SOC_NOPM, 0, 1, 0, |
| 858 | wsa881x_get_compander, wsa881x_set_compander), |
| 859 | |
| 860 | SOC_SINGLE_EXT("BOOST Switch", SND_SOC_NOPM, 0, 1, 0, |
| 861 | wsa881x_get_boost, wsa881x_set_boost), |
| 862 | |
| 863 | SOC_SINGLE_EXT("VISENSE Switch", SND_SOC_NOPM, 0, 1, 0, |
| 864 | wsa881x_get_visense, wsa881x_set_visense), |
Xiaojun Sang | fa21d8c | 2017-09-22 17:05:02 +0800 | [diff] [blame] | 865 | |
| 866 | SOC_SINGLE_EXT("Boost Level", SND_SOC_NOPM, 0, 0xff, 0, |
| 867 | wsa881x_get_boost_level, wsa881x_set_boost_level), |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 868 | }; |
| 869 | |
| 870 | static const struct snd_kcontrol_new swr_dac_port[] = { |
| 871 | SOC_DAPM_SINGLE("Switch", SND_SOC_NOPM, 0, 1, 0) |
| 872 | }; |
| 873 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 874 | static int wsa881x_set_port(struct snd_soc_component *component, int port_idx, |
Ramprasad Katkam | e38aed4 | 2018-03-07 16:26:49 +0530 | [diff] [blame] | 875 | u8 *port_id, u8 *num_ch, u8 *ch_mask, u32 *ch_rate, |
| 876 | u8 *port_type) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 877 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 878 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 879 | |
| 880 | *port_id = wsa881x->port[port_idx].port_id; |
| 881 | *num_ch = wsa881x->port[port_idx].num_ch; |
| 882 | *ch_mask = wsa881x->port[port_idx].ch_mask; |
| 883 | *ch_rate = wsa881x->port[port_idx].ch_rate; |
Ramprasad Katkam | e38aed4 | 2018-03-07 16:26:49 +0530 | [diff] [blame] | 884 | *port_type = wsa881x->port[port_idx].port_type; |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 885 | return 0; |
| 886 | } |
| 887 | |
| 888 | static int wsa881x_enable_swr_dac_port(struct snd_soc_dapm_widget *w, |
| 889 | struct snd_kcontrol *kcontrol, int event) |
| 890 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 891 | struct snd_soc_component *component = |
| 892 | snd_soc_dapm_to_component(w->dapm); |
| 893 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 894 | u8 port_id[WSA881X_MAX_SWR_PORTS]; |
| 895 | u8 num_ch[WSA881X_MAX_SWR_PORTS]; |
| 896 | u8 ch_mask[WSA881X_MAX_SWR_PORTS]; |
| 897 | u32 ch_rate[WSA881X_MAX_SWR_PORTS]; |
Ramprasad Katkam | e38aed4 | 2018-03-07 16:26:49 +0530 | [diff] [blame] | 898 | u8 port_type[WSA881X_MAX_SWR_PORTS]; |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 899 | u8 num_port = 0; |
| 900 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 901 | dev_dbg(component->dev, "%s: event %d name %s\n", __func__, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 902 | event, w->name); |
| 903 | if (wsa881x == NULL) |
| 904 | return -EINVAL; |
| 905 | |
| 906 | switch (event) { |
| 907 | case SND_SOC_DAPM_PRE_PMU: |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 908 | wsa881x_set_port(component, SWR_DAC_PORT, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 909 | &port_id[num_port], &num_ch[num_port], |
Ramprasad Katkam | e38aed4 | 2018-03-07 16:26:49 +0530 | [diff] [blame] | 910 | &ch_mask[num_port], &ch_rate[num_port], |
| 911 | &port_type[num_port]); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 912 | ++num_port; |
| 913 | |
| 914 | if (wsa881x->comp_enable) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 915 | wsa881x_set_port(component, SWR_COMP_PORT, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 916 | &port_id[num_port], &num_ch[num_port], |
Ramprasad Katkam | e38aed4 | 2018-03-07 16:26:49 +0530 | [diff] [blame] | 917 | &ch_mask[num_port], &ch_rate[num_port], |
| 918 | &port_type[num_port]); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 919 | ++num_port; |
| 920 | } |
| 921 | if (wsa881x->boost_enable) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 922 | wsa881x_set_port(component, SWR_BOOST_PORT, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 923 | &port_id[num_port], &num_ch[num_port], |
Ramprasad Katkam | e38aed4 | 2018-03-07 16:26:49 +0530 | [diff] [blame] | 924 | &ch_mask[num_port], &ch_rate[num_port], |
| 925 | &port_type[num_port]); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 926 | ++num_port; |
| 927 | } |
| 928 | if (wsa881x->visense_enable) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 929 | wsa881x_set_port(component, SWR_VISENSE_PORT, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 930 | &port_id[num_port], &num_ch[num_port], |
Ramprasad Katkam | e38aed4 | 2018-03-07 16:26:49 +0530 | [diff] [blame] | 931 | &ch_mask[num_port], &ch_rate[num_port], |
| 932 | &port_type[num_port]); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 933 | ++num_port; |
| 934 | } |
| 935 | swr_connect_port(wsa881x->swr_slave, &port_id[0], num_port, |
Ramprasad Katkam | e38aed4 | 2018-03-07 16:26:49 +0530 | [diff] [blame] | 936 | &ch_mask[0], &ch_rate[0], &num_ch[0], |
| 937 | &port_type[0]); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 938 | break; |
| 939 | case SND_SOC_DAPM_POST_PMU: |
| 940 | break; |
| 941 | case SND_SOC_DAPM_PRE_PMD: |
| 942 | break; |
| 943 | case SND_SOC_DAPM_POST_PMD: |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 944 | wsa881x_set_port(component, SWR_DAC_PORT, |
Ramprasad Katkam | e38aed4 | 2018-03-07 16:26:49 +0530 | [diff] [blame] | 945 | &port_id[num_port], &num_ch[num_port], |
| 946 | &ch_mask[num_port], &ch_rate[num_port], |
| 947 | &port_type[num_port]); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 948 | ++num_port; |
Ramprasad Katkam | e38aed4 | 2018-03-07 16:26:49 +0530 | [diff] [blame] | 949 | |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 950 | if (wsa881x->comp_enable) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 951 | wsa881x_set_port(component, SWR_COMP_PORT, |
Ramprasad Katkam | e38aed4 | 2018-03-07 16:26:49 +0530 | [diff] [blame] | 952 | &port_id[num_port], &num_ch[num_port], |
| 953 | &ch_mask[num_port], &ch_rate[num_port], |
| 954 | &port_type[num_port]); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 955 | ++num_port; |
| 956 | } |
| 957 | if (wsa881x->boost_enable) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 958 | wsa881x_set_port(component, SWR_BOOST_PORT, |
Ramprasad Katkam | e38aed4 | 2018-03-07 16:26:49 +0530 | [diff] [blame] | 959 | &port_id[num_port], &num_ch[num_port], |
| 960 | &ch_mask[num_port], &ch_rate[num_port], |
| 961 | &port_type[num_port]); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 962 | ++num_port; |
| 963 | } |
| 964 | if (wsa881x->visense_enable) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 965 | wsa881x_set_port(component, SWR_VISENSE_PORT, |
Ramprasad Katkam | e38aed4 | 2018-03-07 16:26:49 +0530 | [diff] [blame] | 966 | &port_id[num_port], &num_ch[num_port], |
| 967 | &ch_mask[num_port], &ch_rate[num_port], |
| 968 | &port_type[num_port]); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 969 | ++num_port; |
| 970 | } |
Ramprasad Katkam | e38aed4 | 2018-03-07 16:26:49 +0530 | [diff] [blame] | 971 | swr_disconnect_port(wsa881x->swr_slave, &port_id[0], num_port, |
| 972 | &ch_mask[0], &port_type[0]); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 973 | break; |
| 974 | default: |
| 975 | break; |
| 976 | } |
| 977 | return 0; |
| 978 | } |
| 979 | |
| 980 | static int wsa881x_rdac_event(struct snd_soc_dapm_widget *w, |
| 981 | struct snd_kcontrol *kcontrol, int event) |
| 982 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 983 | struct snd_soc_component *component = |
| 984 | snd_soc_dapm_to_component(w->dapm); |
| 985 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 986 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 987 | dev_dbg(component->dev, "%s: %s %d boost %d visense %d\n", __func__, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 988 | w->name, event, wsa881x->boost_enable, |
| 989 | wsa881x->visense_enable); |
| 990 | |
| 991 | switch (event) { |
| 992 | case SND_SOC_DAPM_PRE_PMU: |
Laxminath Kasam | c0684fc | 2018-07-31 19:26:56 +0530 | [diff] [blame] | 993 | mutex_lock(&wsa881x->temp_lock); |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 994 | wsa881x_resource_acquire(component, ENABLE); |
Laxminath Kasam | c0684fc | 2018-07-31 19:26:56 +0530 | [diff] [blame] | 995 | mutex_unlock(&wsa881x->temp_lock); |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 996 | wsa881x_boost_ctrl(component, ENABLE); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 997 | break; |
| 998 | case SND_SOC_DAPM_POST_PMD: |
| 999 | swr_slvdev_datapath_control(wsa881x->swr_slave, |
| 1000 | wsa881x->swr_slave->dev_num, |
| 1001 | false); |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1002 | wsa881x_boost_ctrl(component, DISABLE); |
Laxminath Kasam | c0684fc | 2018-07-31 19:26:56 +0530 | [diff] [blame] | 1003 | mutex_lock(&wsa881x->temp_lock); |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1004 | wsa881x_resource_acquire(component, DISABLE); |
Laxminath Kasam | c0684fc | 2018-07-31 19:26:56 +0530 | [diff] [blame] | 1005 | mutex_unlock(&wsa881x->temp_lock); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1006 | break; |
| 1007 | } |
| 1008 | return 0; |
| 1009 | } |
| 1010 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1011 | static int wsa881x_ramp_pa_gain(struct snd_soc_component *component, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1012 | int min_gain, int max_gain, int udelay) |
| 1013 | { |
| 1014 | int val; |
| 1015 | |
| 1016 | for (val = min_gain; max_gain <= val; val--) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1017 | snd_soc_component_update_bits(component, WSA881X_SPKR_DRV_GAIN, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1018 | 0xF0, val << 4); |
| 1019 | /* |
| 1020 | * 1ms delay is needed for every step change in gain as per |
| 1021 | * HW requirement. |
| 1022 | */ |
| 1023 | usleep_range(udelay, udelay+10); |
| 1024 | } |
| 1025 | return 0; |
| 1026 | } |
| 1027 | |
| 1028 | static void wsa881x_ocp_ctl_work(struct work_struct *work) |
| 1029 | { |
| 1030 | struct wsa881x_priv *wsa881x; |
| 1031 | struct delayed_work *dwork; |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1032 | struct snd_soc_component *component; |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1033 | int temp_val; |
| 1034 | |
| 1035 | dwork = to_delayed_work(work); |
| 1036 | wsa881x = container_of(dwork, struct wsa881x_priv, ocp_ctl_work); |
| 1037 | |
Prasad Kumpatla | 71fef46 | 2020-01-31 21:38:58 +0530 | [diff] [blame] | 1038 | if (wsa881x->state == WSA881X_DEV_DOWN) |
| 1039 | return; |
| 1040 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1041 | component = wsa881x->component; |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1042 | wsa881x_get_temp(wsa881x->tz_pdata.tz_dev, &temp_val); |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1043 | dev_dbg(component->dev, " temp = %d\n", temp_val); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1044 | |
| 1045 | if (temp_val <= WSA881X_OCP_CTL_TEMP_CELSIUS) |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1046 | snd_soc_component_update_bits(component, WSA881X_SPKR_OCP_CTL, |
| 1047 | 0xC0, 0x00); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1048 | else |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1049 | snd_soc_component_update_bits(component, WSA881X_SPKR_OCP_CTL, |
| 1050 | 0xC0, 0xC0); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1051 | |
| 1052 | schedule_delayed_work(&wsa881x->ocp_ctl_work, |
| 1053 | msecs_to_jiffies(wsa881x_ocp_poll_timer_sec * 1000)); |
| 1054 | } |
| 1055 | |
| 1056 | static int wsa881x_spkr_pa_event(struct snd_soc_dapm_widget *w, |
| 1057 | struct snd_kcontrol *kcontrol, int event) |
| 1058 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1059 | struct snd_soc_component *component = |
| 1060 | snd_soc_dapm_to_component(w->dapm); |
| 1061 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1062 | int min_gain, max_gain; |
| 1063 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1064 | dev_dbg(component->dev, "%s: %s %d\n", __func__, w->name, event); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1065 | switch (event) { |
| 1066 | case SND_SOC_DAPM_PRE_PMU: |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1067 | snd_soc_component_update_bits(component, WSA881X_SPKR_OCP_CTL, |
| 1068 | 0xC0, 0x80); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1069 | regmap_multi_reg_write(wsa881x->regmap, |
| 1070 | wsa881x_pre_pmu_pa_2_0, |
| 1071 | ARRAY_SIZE(wsa881x_pre_pmu_pa_2_0)); |
| 1072 | swr_slvdev_datapath_control(wsa881x->swr_slave, |
| 1073 | wsa881x->swr_slave->dev_num, |
| 1074 | true); |
| 1075 | /* Set register mode if compander is not enabled */ |
| 1076 | if (!wsa881x->comp_enable) |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1077 | snd_soc_component_update_bits(component, |
| 1078 | WSA881X_SPKR_DRV_GAIN, |
| 1079 | 0x08, 0x08); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1080 | else |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1081 | snd_soc_component_update_bits(component, |
| 1082 | WSA881X_SPKR_DRV_GAIN, |
| 1083 | 0x08, 0x00); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1084 | |
| 1085 | break; |
| 1086 | case SND_SOC_DAPM_POST_PMU: |
Laxminath Kasam | 069df14 | 2019-09-17 23:43:34 +0530 | [diff] [blame] | 1087 | if (!wsa881x->bolero_dev) |
| 1088 | snd_soc_component_update_bits(component, |
| 1089 | WSA881X_SPKR_DRV_EN, |
| 1090 | 0x80, 0x80); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1091 | if (!wsa881x->comp_enable) { |
| 1092 | max_gain = wsa881x->pa_gain; |
| 1093 | /* |
| 1094 | * Gain has to set incrementally in 4 steps |
| 1095 | * as per HW sequence |
| 1096 | */ |
| 1097 | if (max_gain > G_4P5DB) |
| 1098 | min_gain = G_0DB; |
| 1099 | else |
| 1100 | min_gain = max_gain + 3; |
| 1101 | /* |
| 1102 | * 1ms delay is needed before change in gain |
| 1103 | * as per HW requirement. |
| 1104 | */ |
| 1105 | usleep_range(1000, 1010); |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1106 | wsa881x_ramp_pa_gain(component, min_gain, max_gain, |
| 1107 | 1000); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1108 | } |
| 1109 | if (wsa881x->visense_enable) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1110 | wsa881x_visense_txfe_ctrl(component, ENABLE, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1111 | 0x00, 0x03, 0x01); |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1112 | snd_soc_component_update_bits(component, |
| 1113 | WSA881X_ADC_EN_SEL_IBAIS, |
| 1114 | 0x07, 0x01); |
| 1115 | wsa881x_visense_adc_ctrl(component, ENABLE); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1116 | } |
| 1117 | schedule_delayed_work(&wsa881x->ocp_ctl_work, |
| 1118 | msecs_to_jiffies(WSA881X_OCP_CTL_TIMER_SEC * 1000)); |
| 1119 | /* Force remove group */ |
| 1120 | swr_remove_from_group(wsa881x->swr_slave, |
| 1121 | wsa881x->swr_slave->dev_num); |
| 1122 | break; |
| 1123 | case SND_SOC_DAPM_POST_PMD: |
Laxminath Kasam | 069df14 | 2019-09-17 23:43:34 +0530 | [diff] [blame] | 1124 | snd_soc_component_update_bits(component, |
| 1125 | WSA881X_SPKR_DRV_EN, |
| 1126 | 0x80, 0x00); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1127 | if (wsa881x->visense_enable) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1128 | wsa881x_visense_adc_ctrl(component, DISABLE); |
Laxminath Kasam | f813d50 | 2020-07-01 17:01:55 +0530 | [diff] [blame] | 1129 | snd_soc_component_update_bits(component, |
| 1130 | WSA881X_ADC_EN_SEL_IBAIS, |
| 1131 | 0x07, 0x00); |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1132 | wsa881x_visense_txfe_ctrl(component, DISABLE, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1133 | 0x00, 0x01, 0x01); |
| 1134 | } |
| 1135 | cancel_delayed_work_sync(&wsa881x->ocp_ctl_work); |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1136 | snd_soc_component_update_bits(component, WSA881X_SPKR_OCP_CTL, |
| 1137 | 0xC0, 0xC0); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1138 | break; |
| 1139 | } |
| 1140 | return 0; |
| 1141 | } |
| 1142 | |
| 1143 | static const struct snd_soc_dapm_widget wsa881x_dapm_widgets[] = { |
| 1144 | SND_SOC_DAPM_INPUT("IN"), |
| 1145 | |
| 1146 | SND_SOC_DAPM_MIXER_E("SWR DAC_Port", SND_SOC_NOPM, 0, 0, swr_dac_port, |
| 1147 | ARRAY_SIZE(swr_dac_port), wsa881x_enable_swr_dac_port, |
| 1148 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | |
| 1149 | SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD), |
| 1150 | |
| 1151 | SND_SOC_DAPM_DAC_E("RDAC", NULL, WSA881X_SPKR_DAC_CTL, 7, 0, |
| 1152 | wsa881x_rdac_event, |
| 1153 | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD), |
| 1154 | |
Laxminath Kasam | 069df14 | 2019-09-17 23:43:34 +0530 | [diff] [blame] | 1155 | SND_SOC_DAPM_PGA_E("SPKR PGA", SND_SOC_NOPM, 0, 0, NULL, 0, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1156 | wsa881x_spkr_pa_event, SND_SOC_DAPM_PRE_PMU | |
| 1157 | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_POST_PMD), |
| 1158 | |
| 1159 | SND_SOC_DAPM_OUTPUT("SPKR"), |
| 1160 | }; |
| 1161 | |
| 1162 | static const struct snd_soc_dapm_route wsa881x_audio_map[] = { |
| 1163 | {"SWR DAC_Port", "Switch", "IN"}, |
| 1164 | {"RDAC", NULL, "SWR DAC_Port"}, |
| 1165 | {"SPKR PGA", NULL, "RDAC"}, |
| 1166 | {"SPKR", NULL, "SPKR PGA"}, |
| 1167 | }; |
| 1168 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1169 | int wsa881x_set_channel_map(struct snd_soc_component *component, u8 *port, |
| 1170 | u8 num_port, unsigned int *ch_mask, |
| 1171 | unsigned int *ch_rate, u8 *port_type) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1172 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1173 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1174 | int i; |
| 1175 | |
| 1176 | if (!port || !ch_mask || !ch_rate || |
| 1177 | (num_port > WSA881X_MAX_SWR_PORTS)) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1178 | dev_err(component->dev, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1179 | "%s: Invalid port=%pK, ch_mask=%pK, ch_rate=%pK\n", |
| 1180 | __func__, port, ch_mask, ch_rate); |
| 1181 | return -EINVAL; |
| 1182 | } |
| 1183 | for (i = 0; i < num_port; i++) { |
| 1184 | wsa881x->port[i].port_id = port[i]; |
| 1185 | wsa881x->port[i].ch_mask = ch_mask[i]; |
| 1186 | wsa881x->port[i].ch_rate = ch_rate[i]; |
| 1187 | wsa881x->port[i].num_ch = __sw_hweight8(ch_mask[i]); |
Ramprasad Katkam | e38aed4 | 2018-03-07 16:26:49 +0530 | [diff] [blame] | 1188 | if (port_type) |
| 1189 | wsa881x->port[i].port_type = port_type[i]; |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1190 | } |
| 1191 | return 0; |
| 1192 | } |
| 1193 | EXPORT_SYMBOL(wsa881x_set_channel_map); |
| 1194 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1195 | static void wsa881x_init(struct snd_soc_component *component) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1196 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1197 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1198 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1199 | wsa881x->version = |
| 1200 | snd_soc_component_read32(component, WSA881X_CHIP_ID1); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1201 | wsa881x_regmap_defaults(wsa881x->regmap, wsa881x->version); |
Vatsal Bucha | 83716b9 | 2017-09-14 12:13:13 +0530 | [diff] [blame] | 1202 | /* Enable software reset output from soundwire slave */ |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1203 | snd_soc_component_update_bits(component, WSA881X_SWR_RESET_EN, |
| 1204 | 0x07, 0x07); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1205 | /* Bring out of analog reset */ |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1206 | snd_soc_component_update_bits(component, WSA881X_CDC_RST_CTL, |
| 1207 | 0x02, 0x02); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1208 | /* Bring out of digital reset */ |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1209 | snd_soc_component_update_bits(component, WSA881X_CDC_RST_CTL, |
| 1210 | 0x01, 0x01); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1211 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1212 | snd_soc_component_update_bits(component, WSA881X_CLOCK_CONFIG, |
| 1213 | 0x10, 0x10); |
| 1214 | snd_soc_component_update_bits(component, WSA881X_SPKR_OCP_CTL, |
| 1215 | 0x02, 0x02); |
| 1216 | snd_soc_component_update_bits(component, WSA881X_SPKR_MISC_CTL1, |
| 1217 | 0xC0, 0x80); |
| 1218 | snd_soc_component_update_bits(component, WSA881X_SPKR_MISC_CTL1, |
| 1219 | 0x06, 0x06); |
| 1220 | snd_soc_component_update_bits(component, WSA881X_SPKR_BIAS_INT, |
| 1221 | 0xFF, 0x00); |
| 1222 | snd_soc_component_update_bits(component, WSA881X_SPKR_PA_INT, |
| 1223 | 0xF0, 0x40); |
| 1224 | snd_soc_component_update_bits(component, WSA881X_SPKR_PA_INT, |
| 1225 | 0x0E, 0x0E); |
| 1226 | snd_soc_component_update_bits(component, WSA881X_BOOST_LOOP_STABILITY, |
| 1227 | 0x03, 0x03); |
| 1228 | snd_soc_component_update_bits(component, WSA881X_BOOST_MISC2_CTL, |
| 1229 | 0xFF, 0x14); |
| 1230 | snd_soc_component_update_bits(component, WSA881X_BOOST_START_CTL, |
| 1231 | 0x80, 0x80); |
| 1232 | snd_soc_component_update_bits(component, WSA881X_BOOST_START_CTL, |
| 1233 | 0x03, 0x00); |
| 1234 | snd_soc_component_update_bits(component, |
| 1235 | WSA881X_BOOST_SLOPE_COMP_ISENSE_FB, |
| 1236 | 0x0C, 0x04); |
| 1237 | snd_soc_component_update_bits(component, |
| 1238 | WSA881X_BOOST_SLOPE_COMP_ISENSE_FB, |
| 1239 | 0x03, 0x00); |
| 1240 | if (snd_soc_component_read32(component, WSA881X_OTP_REG_0)) |
| 1241 | snd_soc_component_update_bits(component, |
| 1242 | WSA881X_BOOST_PRESET_OUT1, |
| 1243 | 0xF0, 0x70); |
| 1244 | snd_soc_component_update_bits(component, WSA881X_BOOST_PRESET_OUT2, |
| 1245 | 0xF0, 0x30); |
| 1246 | snd_soc_component_update_bits(component, WSA881X_SPKR_DRV_EN, |
| 1247 | 0x08, 0x08); |
| 1248 | snd_soc_component_update_bits(component, WSA881X_BOOST_CURRENT_LIMIT, |
| 1249 | 0x0F, 0x08); |
| 1250 | snd_soc_component_update_bits(component, WSA881X_SPKR_OCP_CTL, |
| 1251 | 0x30, 0x30); |
| 1252 | snd_soc_component_update_bits(component, WSA881X_SPKR_OCP_CTL, |
| 1253 | 0x0C, 0x00); |
| 1254 | snd_soc_component_update_bits(component, WSA881X_OTP_REG_28, |
| 1255 | 0x3F, 0x3A); |
| 1256 | snd_soc_component_update_bits(component, WSA881X_BONGO_RESRV_REG1, |
| 1257 | 0xFF, 0xB2); |
| 1258 | snd_soc_component_update_bits(component, WSA881X_BONGO_RESRV_REG2, |
| 1259 | 0xFF, 0x05); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1260 | } |
| 1261 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1262 | static int32_t wsa881x_resource_acquire(struct snd_soc_component *component, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1263 | bool enable) |
| 1264 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1265 | wsa881x_clk_ctrl(component, enable); |
| 1266 | wsa881x_bandgap_ctrl(component, enable); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1267 | return 0; |
| 1268 | } |
| 1269 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1270 | static int32_t wsa881x_temp_reg_read(struct snd_soc_component *component, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1271 | struct wsa_temp_register *wsa_temp_reg) |
| 1272 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1273 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1274 | struct swr_device *dev; |
| 1275 | u8 retry = WSA881X_NUM_RETRY; |
| 1276 | u8 devnum = 0; |
| 1277 | |
| 1278 | if (!wsa881x) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1279 | dev_err(component->dev, "%s: wsa881x is NULL\n", __func__); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1280 | return -EINVAL; |
| 1281 | } |
| 1282 | dev = wsa881x->swr_slave; |
| 1283 | if (dev && (wsa881x->state == WSA881X_DEV_DOWN)) { |
| 1284 | while (swr_get_logical_dev_num(dev, dev->addr, &devnum) && |
| 1285 | retry--) { |
| 1286 | /* Retry after 1 msec delay */ |
| 1287 | usleep_range(1000, 1100); |
| 1288 | } |
| 1289 | if (retry == 0) { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1290 | dev_err(component->dev, |
Xiao Li | d8bb93c | 2020-01-07 12:59:05 +0800 | [diff] [blame] | 1291 | "%s get devnum %d for dev addr %llx failed\n", |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1292 | __func__, devnum, dev->addr); |
| 1293 | return -EINVAL; |
| 1294 | } |
| 1295 | } |
Laxminath Kasam | c0684fc | 2018-07-31 19:26:56 +0530 | [diff] [blame] | 1296 | wsa881x_regcache_sync(wsa881x); |
| 1297 | mutex_lock(&wsa881x->temp_lock); |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1298 | wsa881x_resource_acquire(component, ENABLE); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1299 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1300 | snd_soc_component_update_bits(component, WSA881X_TADC_VALUE_CTL, |
| 1301 | 0x01, 0x00); |
| 1302 | wsa_temp_reg->dmeas_msb = snd_soc_component_read32( |
| 1303 | component, WSA881X_TEMP_MSB); |
| 1304 | wsa_temp_reg->dmeas_lsb = snd_soc_component_read32( |
| 1305 | component, WSA881X_TEMP_LSB); |
| 1306 | snd_soc_component_update_bits(component, WSA881X_TADC_VALUE_CTL, |
| 1307 | 0x01, 0x01); |
| 1308 | wsa_temp_reg->d1_msb = snd_soc_component_read32( |
| 1309 | component, WSA881X_OTP_REG_1); |
| 1310 | wsa_temp_reg->d1_lsb = snd_soc_component_read32( |
| 1311 | component, WSA881X_OTP_REG_2); |
| 1312 | wsa_temp_reg->d2_msb = snd_soc_component_read32( |
| 1313 | component, WSA881X_OTP_REG_3); |
| 1314 | wsa_temp_reg->d2_lsb = snd_soc_component_read32( |
| 1315 | component, WSA881X_OTP_REG_4); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1316 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1317 | wsa881x_resource_acquire(component, DISABLE); |
Laxminath Kasam | c0684fc | 2018-07-31 19:26:56 +0530 | [diff] [blame] | 1318 | mutex_unlock(&wsa881x->temp_lock); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1319 | |
| 1320 | return 0; |
| 1321 | } |
| 1322 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1323 | static int wsa881x_probe(struct snd_soc_component *component) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1324 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1325 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1326 | struct swr_device *dev; |
| 1327 | |
| 1328 | if (!wsa881x) |
| 1329 | return -EINVAL; |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1330 | snd_soc_component_init_regmap(component, wsa881x->regmap); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1331 | |
| 1332 | dev = wsa881x->swr_slave; |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1333 | wsa881x->component = component; |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1334 | mutex_init(&wsa881x->bg_lock); |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1335 | wsa881x_init(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1336 | snprintf(wsa881x->tz_pdata.name, sizeof(wsa881x->tz_pdata.name), |
| 1337 | "%s.%x", "wsatz", (u8)dev->addr); |
| 1338 | wsa881x->bg_cnt = 0; |
| 1339 | wsa881x->clk_cnt = 0; |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1340 | wsa881x->tz_pdata.component = component; |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1341 | wsa881x->tz_pdata.wsa_temp_reg_read = wsa881x_temp_reg_read; |
| 1342 | wsa881x_init_thermal(&wsa881x->tz_pdata); |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1343 | snd_soc_add_component_controls(component, wsa_snd_controls, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1344 | ARRAY_SIZE(wsa_snd_controls)); |
| 1345 | INIT_DELAYED_WORK(&wsa881x->ocp_ctl_work, wsa881x_ocp_ctl_work); |
| 1346 | return 0; |
| 1347 | } |
| 1348 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1349 | static void wsa881x_remove(struct snd_soc_component *component) |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1350 | { |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1351 | struct wsa881x_priv *wsa881x = snd_soc_component_get_drvdata(component); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1352 | |
| 1353 | if (wsa881x->tz_pdata.tz_dev) |
| 1354 | wsa881x_deinit_thermal(wsa881x->tz_pdata.tz_dev); |
| 1355 | mutex_destroy(&wsa881x->bg_lock); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1356 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1357 | return; |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1358 | } |
| 1359 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1360 | static const struct snd_soc_component_driver soc_codec_dev_wsa881x = { |
| 1361 | .name = DRV_NAME, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1362 | .probe = wsa881x_probe, |
| 1363 | .remove = wsa881x_remove, |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1364 | .controls = wsa881x_snd_controls, |
| 1365 | .num_controls = ARRAY_SIZE(wsa881x_snd_controls), |
| 1366 | .dapm_widgets = wsa881x_dapm_widgets, |
| 1367 | .num_dapm_widgets = ARRAY_SIZE(wsa881x_dapm_widgets), |
| 1368 | .dapm_routes = wsa881x_audio_map, |
| 1369 | .num_dapm_routes = ARRAY_SIZE(wsa881x_audio_map), |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1370 | }; |
| 1371 | |
| 1372 | static int wsa881x_gpio_ctrl(struct wsa881x_priv *wsa881x, bool enable) |
| 1373 | { |
| 1374 | int ret = 0; |
| 1375 | |
| 1376 | if (wsa881x->pd_gpio < 0) { |
| 1377 | dev_err(wsa881x->dev, "%s: gpio is not valid %d\n", |
| 1378 | __func__, wsa881x->pd_gpio); |
| 1379 | return -EINVAL; |
| 1380 | } |
| 1381 | |
| 1382 | if (wsa881x->wsa_rst_np) { |
| 1383 | if (enable) |
| 1384 | ret = msm_cdc_pinctrl_select_active_state( |
| 1385 | wsa881x->wsa_rst_np); |
| 1386 | else |
| 1387 | ret = msm_cdc_pinctrl_select_sleep_state( |
| 1388 | wsa881x->wsa_rst_np); |
| 1389 | if (ret != 0) |
| 1390 | dev_err(wsa881x->dev, |
| 1391 | "%s: Failed to turn state %d; ret=%d\n", |
| 1392 | __func__, enable, ret); |
| 1393 | } else { |
| 1394 | if (gpio_is_valid(wsa881x->pd_gpio)) |
| 1395 | gpio_direction_output(wsa881x->pd_gpio, enable); |
| 1396 | } |
| 1397 | |
| 1398 | return ret; |
| 1399 | } |
| 1400 | |
| 1401 | static int wsa881x_gpio_init(struct swr_device *pdev) |
| 1402 | { |
| 1403 | int ret = 0; |
| 1404 | struct wsa881x_priv *wsa881x; |
| 1405 | |
| 1406 | wsa881x = swr_get_dev_data(pdev); |
| 1407 | if (!wsa881x) { |
| 1408 | dev_err(&pdev->dev, "%s: wsa881x is NULL\n", __func__); |
| 1409 | return -EINVAL; |
| 1410 | } |
| 1411 | dev_dbg(&pdev->dev, "%s: gpio %d request with name %s\n", |
| 1412 | __func__, wsa881x->pd_gpio, dev_name(&pdev->dev)); |
| 1413 | ret = gpio_request(wsa881x->pd_gpio, dev_name(&pdev->dev)); |
| 1414 | if (ret) { |
| 1415 | if (ret == -EBUSY) { |
| 1416 | /* GPIO was already requested */ |
| 1417 | dev_dbg(&pdev->dev, |
| 1418 | "%s: gpio %d is already set to high\n", |
| 1419 | __func__, wsa881x->pd_gpio); |
| 1420 | ret = 0; |
| 1421 | } else { |
| 1422 | dev_err(&pdev->dev, "%s: Failed to request gpio %d, err: %d\n", |
| 1423 | __func__, wsa881x->pd_gpio, ret); |
| 1424 | } |
| 1425 | } |
| 1426 | return ret; |
| 1427 | } |
| 1428 | |
Karthikeyan Mani | 13485b7 | 2019-08-05 17:51:14 -0700 | [diff] [blame] | 1429 | static int wsa881x_event_notify(struct notifier_block *nb, |
| 1430 | unsigned long val, void *ptr) |
| 1431 | { |
| 1432 | u16 event = (val & 0xffff); |
| 1433 | struct wsa881x_priv *wsa881x = container_of(nb, struct wsa881x_priv, |
| 1434 | bolero_nblock); |
| 1435 | |
| 1436 | if (!wsa881x) |
| 1437 | return -EINVAL; |
| 1438 | |
| 1439 | switch (event) { |
| 1440 | case BOLERO_WSA_EVT_PA_OFF_PRE_SSR: |
| 1441 | snd_soc_component_update_bits(wsa881x->component, |
| 1442 | WSA881X_SPKR_DRV_GAIN, |
| 1443 | 0xF0, 0xC0); |
| 1444 | snd_soc_component_update_bits(wsa881x->component, |
| 1445 | WSA881X_SPKR_DRV_EN, |
| 1446 | 0x80, 0x00); |
| 1447 | break; |
Laxminath Kasam | 069df14 | 2019-09-17 23:43:34 +0530 | [diff] [blame] | 1448 | case BOLERO_WSA_EVT_PA_ON_POST_FSCLK: |
Laxminath Kasam | 2fe71f5 | 2020-05-15 00:39:51 +0530 | [diff] [blame] | 1449 | case BOLERO_WSA_EVT_PA_ON_POST_FSCLK_ADIE_LB: |
Laxminath Kasam | 069df14 | 2019-09-17 23:43:34 +0530 | [diff] [blame] | 1450 | if ((snd_soc_component_read32(wsa881x->component, |
| 1451 | WSA881X_SPKR_DAC_CTL) & 0x80) == 0x80) |
| 1452 | snd_soc_component_update_bits(wsa881x->component, |
| 1453 | WSA881X_SPKR_DRV_EN, |
| 1454 | 0x80, 0x80); |
Laxminath Kasam | d6b6294 | 2019-11-05 12:38:20 +0530 | [diff] [blame] | 1455 | break; |
Karthikeyan Mani | 13485b7 | 2019-08-05 17:51:14 -0700 | [diff] [blame] | 1456 | default: |
| 1457 | break; |
| 1458 | } |
| 1459 | |
| 1460 | return 0; |
| 1461 | } |
| 1462 | |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1463 | static int wsa881x_swr_probe(struct swr_device *pdev) |
| 1464 | { |
| 1465 | int ret = 0; |
| 1466 | struct wsa881x_priv *wsa881x; |
| 1467 | u8 devnum = 0; |
| 1468 | bool pin_state_current = false; |
Karthikeyan Mani | 13485b7 | 2019-08-05 17:51:14 -0700 | [diff] [blame] | 1469 | struct wsa_ctrl_platform_data *plat_data = NULL; |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1470 | |
| 1471 | wsa881x = devm_kzalloc(&pdev->dev, sizeof(struct wsa881x_priv), |
| 1472 | GFP_KERNEL); |
| 1473 | if (!wsa881x) |
| 1474 | return -ENOMEM; |
| 1475 | wsa881x->wsa_rst_np = of_parse_phandle(pdev->dev.of_node, |
| 1476 | "qcom,spkr-sd-n-node", 0); |
| 1477 | if (!wsa881x->wsa_rst_np) { |
| 1478 | dev_dbg(&pdev->dev, "%s: Not using pinctrl, fallback to gpio\n", |
| 1479 | __func__); |
| 1480 | wsa881x->pd_gpio = of_get_named_gpio(pdev->dev.of_node, |
| 1481 | "qcom,spkr-sd-n-gpio", 0); |
| 1482 | if (wsa881x->pd_gpio < 0) { |
| 1483 | dev_err(&pdev->dev, "%s: %s property is not found %d\n", |
| 1484 | __func__, "qcom,spkr-sd-n-gpio", |
| 1485 | wsa881x->pd_gpio); |
| 1486 | goto err; |
| 1487 | } |
| 1488 | dev_dbg(&pdev->dev, "%s: reset gpio %d\n", __func__, |
| 1489 | wsa881x->pd_gpio); |
| 1490 | } |
| 1491 | swr_set_dev_data(pdev, wsa881x); |
| 1492 | |
| 1493 | wsa881x->swr_slave = pdev; |
| 1494 | |
| 1495 | if (!wsa881x->wsa_rst_np) { |
| 1496 | ret = wsa881x_gpio_init(pdev); |
| 1497 | if (ret) |
| 1498 | goto err; |
| 1499 | } |
| 1500 | if (wsa881x->wsa_rst_np) |
| 1501 | pin_state_current = msm_cdc_pinctrl_get_state( |
| 1502 | wsa881x->wsa_rst_np); |
| 1503 | wsa881x_gpio_ctrl(wsa881x, true); |
| 1504 | wsa881x->state = WSA881X_DEV_UP; |
| 1505 | |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 1506 | if (!wsa881x->debugfs_dent) { |
| 1507 | wsa881x->debugfs_dent = debugfs_create_dir( |
| 1508 | dev_name(&pdev->dev), 0); |
| 1509 | if (!IS_ERR(wsa881x->debugfs_dent)) { |
| 1510 | wsa881x->debugfs_peek = |
| 1511 | debugfs_create_file("swrslave_peek", |
| 1512 | S_IFREG | 0444, |
| 1513 | wsa881x->debugfs_dent, |
| 1514 | (void *) pdev, |
| 1515 | &codec_debug_read_ops); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1516 | |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 1517 | wsa881x->debugfs_poke = |
| 1518 | debugfs_create_file("swrslave_poke", |
| 1519 | S_IFREG | 0444, |
| 1520 | wsa881x->debugfs_dent, |
| 1521 | (void *) pdev, |
| 1522 | &codec_debug_write_ops); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1523 | |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 1524 | wsa881x->debugfs_reg_dump = |
| 1525 | debugfs_create_file( |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1526 | "swrslave_reg_dump", |
| 1527 | S_IFREG | 0444, |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 1528 | wsa881x->debugfs_dent, |
| 1529 | (void *) pdev, |
| 1530 | &codec_debug_dump_ops); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1531 | } |
| 1532 | } |
| 1533 | |
| 1534 | /* |
| 1535 | * Add 5msec delay to provide sufficient time for |
| 1536 | * soundwire auto enumeration of slave devices as |
| 1537 | * as per HW requirement. |
| 1538 | */ |
| 1539 | usleep_range(5000, 5010); |
| 1540 | ret = swr_get_logical_dev_num(pdev, pdev->addr, &devnum); |
| 1541 | if (ret) { |
| 1542 | dev_dbg(&pdev->dev, |
Xiao Li | d8bb93c | 2020-01-07 12:59:05 +0800 | [diff] [blame] | 1543 | "%s get devnum %d for dev addr %llx failed\n", |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1544 | __func__, devnum, pdev->addr); |
| 1545 | goto dev_err; |
| 1546 | } |
| 1547 | pdev->dev_num = devnum; |
| 1548 | |
| 1549 | wsa881x->regmap = devm_regmap_init_swr(pdev, |
| 1550 | &wsa881x_regmap_config); |
| 1551 | if (IS_ERR(wsa881x->regmap)) { |
| 1552 | ret = PTR_ERR(wsa881x->regmap); |
| 1553 | dev_err(&pdev->dev, "%s: regmap_init failed %d\n", |
| 1554 | __func__, ret); |
| 1555 | goto dev_err; |
| 1556 | } |
| 1557 | |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1558 | ret = snd_soc_register_component(&pdev->dev, &soc_codec_dev_wsa881x, |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1559 | NULL, 0); |
| 1560 | if (ret) { |
| 1561 | dev_err(&pdev->dev, "%s: Codec registration failed\n", |
| 1562 | __func__); |
| 1563 | goto dev_err; |
| 1564 | } |
Karthikeyan Mani | 13485b7 | 2019-08-05 17:51:14 -0700 | [diff] [blame] | 1565 | |
| 1566 | wsa881x->bolero_np = of_parse_phandle(pdev->dev.of_node, |
| 1567 | "qcom,bolero-handle", 0); |
| 1568 | if (wsa881x->bolero_np) { |
| 1569 | wsa881x->bolero_dev = |
| 1570 | of_find_device_by_node(wsa881x->bolero_np); |
| 1571 | if (wsa881x->bolero_dev) { |
| 1572 | plat_data = dev_get_platdata(&wsa881x->bolero_dev->dev); |
| 1573 | if (plat_data) { |
| 1574 | wsa881x->bolero_nblock.notifier_call = |
| 1575 | wsa881x_event_notify; |
| 1576 | if (plat_data->register_notifier) |
| 1577 | plat_data->register_notifier( |
| 1578 | plat_data->handle, |
| 1579 | &wsa881x->bolero_nblock, |
| 1580 | true); |
| 1581 | wsa881x->register_notifier = |
| 1582 | plat_data->register_notifier; |
| 1583 | wsa881x->handle = plat_data->handle; |
| 1584 | } else { |
| 1585 | dev_err(&pdev->dev, "%s: plat data not found\n", |
| 1586 | __func__); |
| 1587 | } |
| 1588 | } else { |
| 1589 | dev_err(&pdev->dev, "%s: bolero dev not found\n", |
| 1590 | __func__); |
| 1591 | } |
| 1592 | } else { |
| 1593 | dev_info(&pdev->dev, "%s: bolero node not found\n", __func__); |
| 1594 | } |
| 1595 | |
Laxminath Kasam | c0684fc | 2018-07-31 19:26:56 +0530 | [diff] [blame] | 1596 | mutex_init(&wsa881x->res_lock); |
| 1597 | mutex_init(&wsa881x->temp_lock); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1598 | |
| 1599 | return 0; |
| 1600 | |
| 1601 | dev_err: |
| 1602 | if (pin_state_current == false) |
| 1603 | wsa881x_gpio_ctrl(wsa881x, false); |
| 1604 | swr_remove_device(pdev); |
| 1605 | err: |
| 1606 | return ret; |
| 1607 | } |
| 1608 | |
| 1609 | static int wsa881x_swr_remove(struct swr_device *pdev) |
| 1610 | { |
| 1611 | struct wsa881x_priv *wsa881x; |
| 1612 | |
| 1613 | wsa881x = swr_get_dev_data(pdev); |
| 1614 | if (!wsa881x) { |
| 1615 | dev_err(&pdev->dev, "%s: wsa881x is NULL\n", __func__); |
| 1616 | return -EINVAL; |
| 1617 | } |
Karthikeyan Mani | 13485b7 | 2019-08-05 17:51:14 -0700 | [diff] [blame] | 1618 | |
| 1619 | if (wsa881x->register_notifier) |
| 1620 | wsa881x->register_notifier(wsa881x->handle, |
| 1621 | &wsa881x->bolero_nblock, false); |
Shashi Kant Maurya | b5e20f6 | 2020-11-19 17:33:42 +0530 | [diff] [blame] | 1622 | debugfs_remove_recursive(wsa881x->debugfs_dent); |
| 1623 | wsa881x->debugfs_dent = NULL; |
Laxminath Kasam | c0684fc | 2018-07-31 19:26:56 +0530 | [diff] [blame] | 1624 | mutex_destroy(&wsa881x->res_lock); |
| 1625 | mutex_destroy(&wsa881x->temp_lock); |
Meng Wang | 15c825d | 2018-09-06 10:49:18 +0800 | [diff] [blame] | 1626 | snd_soc_unregister_component(&pdev->dev); |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1627 | if (wsa881x->pd_gpio) |
| 1628 | gpio_free(wsa881x->pd_gpio); |
| 1629 | swr_set_dev_data(pdev, NULL); |
| 1630 | return 0; |
| 1631 | } |
| 1632 | |
| 1633 | static int wsa881x_swr_up(struct swr_device *pdev) |
| 1634 | { |
| 1635 | int ret; |
| 1636 | struct wsa881x_priv *wsa881x; |
| 1637 | |
| 1638 | wsa881x = swr_get_dev_data(pdev); |
| 1639 | if (!wsa881x) { |
| 1640 | dev_err(&pdev->dev, "%s: wsa881x is NULL\n", __func__); |
| 1641 | return -EINVAL; |
| 1642 | } |
| 1643 | ret = wsa881x_gpio_ctrl(wsa881x, true); |
| 1644 | if (ret) |
| 1645 | dev_err(&pdev->dev, "%s: Failed to enable gpio\n", __func__); |
| 1646 | else |
| 1647 | wsa881x->state = WSA881X_DEV_UP; |
| 1648 | |
| 1649 | return ret; |
| 1650 | } |
| 1651 | |
| 1652 | static int wsa881x_swr_down(struct swr_device *pdev) |
| 1653 | { |
| 1654 | struct wsa881x_priv *wsa881x; |
| 1655 | int ret; |
| 1656 | |
| 1657 | wsa881x = swr_get_dev_data(pdev); |
| 1658 | if (!wsa881x) { |
| 1659 | dev_err(&pdev->dev, "%s: wsa881x is NULL\n", __func__); |
| 1660 | return -EINVAL; |
| 1661 | } |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1662 | ret = wsa881x_gpio_ctrl(wsa881x, false); |
| 1663 | if (ret) |
| 1664 | dev_err(&pdev->dev, "%s: Failed to disable gpio\n", __func__); |
| 1665 | else |
| 1666 | wsa881x->state = WSA881X_DEV_DOWN; |
| 1667 | |
| 1668 | return ret; |
| 1669 | } |
| 1670 | |
| 1671 | static int wsa881x_swr_reset(struct swr_device *pdev) |
| 1672 | { |
| 1673 | struct wsa881x_priv *wsa881x; |
| 1674 | u8 retry = WSA881X_NUM_RETRY; |
| 1675 | u8 devnum = 0; |
| 1676 | |
| 1677 | wsa881x = swr_get_dev_data(pdev); |
| 1678 | if (!wsa881x) { |
| 1679 | dev_err(&pdev->dev, "%s: wsa881x is NULL\n", __func__); |
| 1680 | return -EINVAL; |
| 1681 | } |
Laxminath Kasam | c0684fc | 2018-07-31 19:26:56 +0530 | [diff] [blame] | 1682 | if (wsa881x->state == WSA881X_DEV_READY) { |
| 1683 | dev_dbg(&pdev->dev, "%s: device already active\n", __func__); |
| 1684 | return 0; |
| 1685 | } |
| 1686 | |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1687 | wsa881x->bg_cnt = 0; |
| 1688 | wsa881x->clk_cnt = 0; |
| 1689 | while (swr_get_logical_dev_num(pdev, pdev->addr, &devnum) && retry--) { |
| 1690 | /* Retry after 1 msec delay */ |
| 1691 | usleep_range(1000, 1100); |
| 1692 | } |
| 1693 | pdev->dev_num = devnum; |
Laxminath Kasam | c0684fc | 2018-07-31 19:26:56 +0530 | [diff] [blame] | 1694 | wsa881x_regcache_sync(wsa881x); |
| 1695 | |
Asish Bhattacharya | 8e2277f | 2017-07-20 18:31:55 +0530 | [diff] [blame] | 1696 | return 0; |
| 1697 | } |
| 1698 | |
| 1699 | #ifdef CONFIG_PM_SLEEP |
| 1700 | static int wsa881x_swr_suspend(struct device *dev) |
| 1701 | { |
| 1702 | dev_dbg(dev, "%s: system suspend\n", __func__); |
| 1703 | return 0; |
| 1704 | } |
| 1705 | |
| 1706 | static int wsa881x_swr_resume(struct device *dev) |
| 1707 | { |
| 1708 | struct wsa881x_priv *wsa881x = swr_get_dev_data(to_swr_device(dev)); |
| 1709 | |
| 1710 | if (!wsa881x) { |
| 1711 | dev_err(dev, "%s: wsa881x private data is NULL\n", __func__); |
| 1712 | return -EINVAL; |
| 1713 | } |
| 1714 | dev_dbg(dev, "%s: system resume\n", __func__); |
| 1715 | return 0; |
| 1716 | } |
| 1717 | #endif /* CONFIG_PM_SLEEP */ |
| 1718 | |
| 1719 | static const struct dev_pm_ops wsa881x_swr_pm_ops = { |
| 1720 | SET_SYSTEM_SLEEP_PM_OPS(wsa881x_swr_suspend, wsa881x_swr_resume) |
| 1721 | }; |
| 1722 | |
| 1723 | static const struct swr_device_id wsa881x_swr_id[] = { |
| 1724 | {"wsa881x", 0}, |
| 1725 | {} |
| 1726 | }; |
| 1727 | |
| 1728 | static const struct of_device_id wsa881x_swr_dt_match[] = { |
| 1729 | { |
| 1730 | .compatible = "qcom,wsa881x", |
| 1731 | }, |
| 1732 | {} |
| 1733 | }; |
| 1734 | |
| 1735 | static struct swr_driver wsa881x_codec_driver = { |
| 1736 | .driver = { |
| 1737 | .name = "wsa881x", |
| 1738 | .owner = THIS_MODULE, |
| 1739 | .pm = &wsa881x_swr_pm_ops, |
| 1740 | .of_match_table = wsa881x_swr_dt_match, |
| 1741 | }, |
| 1742 | .probe = wsa881x_swr_probe, |
| 1743 | .remove = wsa881x_swr_remove, |
| 1744 | .id_table = wsa881x_swr_id, |
| 1745 | .device_up = wsa881x_swr_up, |
| 1746 | .device_down = wsa881x_swr_down, |
| 1747 | .reset_device = wsa881x_swr_reset, |
| 1748 | }; |
| 1749 | |
| 1750 | static int __init wsa881x_codec_init(void) |
| 1751 | { |
| 1752 | return swr_driver_register(&wsa881x_codec_driver); |
| 1753 | } |
| 1754 | |
| 1755 | static void __exit wsa881x_codec_exit(void) |
| 1756 | { |
| 1757 | swr_driver_unregister(&wsa881x_codec_driver); |
| 1758 | } |
| 1759 | |
| 1760 | module_init(wsa881x_codec_init); |
| 1761 | module_exit(wsa881x_codec_exit); |
| 1762 | |
| 1763 | MODULE_DESCRIPTION("WSA881x Codec driver"); |
| 1764 | MODULE_LICENSE("GPL v2"); |