diff options
Diffstat (limited to 'sound/pci/hda/patch_cs8409.c')
| -rw-r--r-- | sound/pci/hda/patch_cs8409.c | 1484 |
1 files changed, 1484 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_cs8409.c b/sound/pci/hda/patch_cs8409.c new file mode 100644 index 000000000..627899959 --- /dev/null +++ b/sound/pci/hda/patch_cs8409.c @@ -0,0 +1,1484 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * HD audio interface patch for Cirrus Logic CS8409 HDA bridge chip + * + * Copyright (C) 2021 Cirrus Logic, Inc. and + * Cirrus Logic International Semiconductor Ltd. + */ + +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/module.h> +#include <sound/core.h> +#include <linux/mutex.h> +#include <linux/iopoll.h> + +#include "patch_cs8409.h" + +/****************************************************************************** + * CS8409 Specific Functions + ******************************************************************************/ + +static int cs8409_parse_auto_config(struct hda_codec *codec) +{ + struct cs8409_spec *spec = codec->spec; + int err; + int i; + + err = snd_hda_parse_pin_defcfg(codec, &spec->gen.autocfg, NULL, 0); + if (err < 0) + return err; + + err = snd_hda_gen_parse_auto_config(codec, &spec->gen.autocfg); + if (err < 0) + return err; + + /* keep the ADCs powered up when it's dynamically switchable */ + if (spec->gen.dyn_adc_switch) { + unsigned int done = 0; + + for (i = 0; i < spec->gen.input_mux.num_items; i++) { + int idx = spec->gen.dyn_adc_idx[i]; + + if (done & (1 << idx)) + continue; + snd_hda_gen_fix_pin_power(codec, spec->gen.adc_nids[idx]); + done |= 1 << idx; + } + } + + return 0; +} + +static void cs8409_disable_i2c_clock_worker(struct work_struct *work); + +static struct cs8409_spec *cs8409_alloc_spec(struct hda_codec *codec) +{ + struct cs8409_spec *spec; + + spec = kzalloc(sizeof(*spec), GFP_KERNEL); + if (!spec) + return NULL; + codec->spec = spec; + spec->codec = codec; + codec->power_save_node = 1; + mutex_init(&spec->i2c_mux); + INIT_DELAYED_WORK(&spec->i2c_clk_work, cs8409_disable_i2c_clock_worker); + snd_hda_gen_spec_init(&spec->gen); + + return spec; +} + +static inline int cs8409_vendor_coef_get(struct hda_codec *codec, unsigned int idx) +{ + snd_hda_codec_write(codec, CS8409_PIN_VENDOR_WIDGET, 0, AC_VERB_SET_COEF_INDEX, idx); + return snd_hda_codec_read(codec, CS8409_PIN_VENDOR_WIDGET, 0, AC_VERB_GET_PROC_COEF, 0); +} + +static inline void cs8409_vendor_coef_set(struct hda_codec *codec, unsigned int idx, + unsigned int coef) +{ + snd_hda_codec_write(codec, CS8409_PIN_VENDOR_WIDGET, 0, AC_VERB_SET_COEF_INDEX, idx); + snd_hda_codec_write(codec, CS8409_PIN_VENDOR_WIDGET, 0, AC_VERB_SET_PROC_COEF, coef); +} + +/* + * cs8409_enable_i2c_clock - Disable I2C clocks + * @codec: the codec instance + * Disable I2C clocks. + * This must be called when the i2c mutex is unlocked. + */ +static void cs8409_disable_i2c_clock(struct hda_codec *codec) +{ + struct cs8409_spec *spec = codec->spec; + + mutex_lock(&spec->i2c_mux); + if (spec->i2c_clck_enabled) { + cs8409_vendor_coef_set(spec->codec, 0x0, + cs8409_vendor_coef_get(spec->codec, 0x0) & 0xfffffff7); + spec->i2c_clck_enabled = 0; + } + mutex_unlock(&spec->i2c_mux); +} + +/* + * cs8409_disable_i2c_clock_worker - Worker that disable the I2C Clock after 25ms without use + */ +static void cs8409_disable_i2c_clock_worker(struct work_struct *work) +{ + struct cs8409_spec *spec = container_of(work, struct cs8409_spec, i2c_clk_work.work); + + cs8409_disable_i2c_clock(spec->codec); +} + +/* + * cs8409_enable_i2c_clock - Enable I2C clocks + * @codec: the codec instance + * Enable I2C clocks. + * This must be called when the i2c mutex is locked. + */ +static void cs8409_enable_i2c_clock(struct hda_codec *codec) +{ + struct cs8409_spec *spec = codec->spec; + + /* Cancel the disable timer, but do not wait for any running disable functions to finish. + * If the disable timer runs out before cancel, the delayed work thread will be blocked, + * waiting for the mutex to become unlocked. This mutex will be locked for the duration of + * any i2c transaction, so the disable function will run to completion immediately + * afterwards in the scenario. The next enable call will re-enable the clock, regardless. + */ + cancel_delayed_work(&spec->i2c_clk_work); + + if (!spec->i2c_clck_enabled) { + cs8409_vendor_coef_set(codec, 0x0, cs8409_vendor_coef_get(codec, 0x0) | 0x8); + spec->i2c_clck_enabled = 1; + } + queue_delayed_work(system_power_efficient_wq, &spec->i2c_clk_work, msecs_to_jiffies(25)); +} + +/** + * cs8409_i2c_wait_complete - Wait for I2C transaction + * @codec: the codec instance + * + * Wait for I2C transaction to complete. + * Return -ETIMEDOUT if transaction wait times out. + */ +static int cs8409_i2c_wait_complete(struct hda_codec *codec) +{ + unsigned int retval; + + return read_poll_timeout(cs8409_vendor_coef_get, retval, retval & 0x18, + CS42L42_I2C_SLEEP_US, CS42L42_I2C_TIMEOUT_US, false, codec, CS8409_I2C_STS); +} + +/** + * cs8409_set_i2c_dev_addr - Set i2c address for transaction + * @codec: the codec instance + * @addr: I2C Address + */ +static void cs8409_set_i2c_dev_addr(struct hda_codec *codec, unsigned int addr) +{ + struct cs8409_spec *spec = codec->spec; + + if (spec->dev_addr != addr) { + cs8409_vendor_coef_set(codec, CS8409_I2C_ADDR, addr); + spec->dev_addr = addr; + } +} + +/** + * cs8409_i2c_set_page - CS8409 I2C set page register. + * @scodec: the codec instance + * @i2c_reg: Page register + * + * Returns negative on error. + */ +static int cs8409_i2c_set_page(struct sub_codec *scodec, unsigned int i2c_reg) +{ + struct hda_codec *codec = scodec->codec; + + if (scodec->paged && (scodec->last_page != (i2c_reg >> 8))) { + cs8409_vendor_coef_set(codec, CS8409_I2C_QWRITE, i2c_reg >> 8); + if (cs8409_i2c_wait_complete(codec) < 0) + return -EIO; + scodec->last_page = i2c_reg >> 8; + } + + return 0; +} + +/** + * cs8409_i2c_read - CS8409 I2C Read. + * @scodec: the codec instance + * @addr: Register to read + * + * Returns negative on error, otherwise returns read value in bits 0-7. + */ +static int cs8409_i2c_read(struct sub_codec *scodec, unsigned int addr) +{ + struct hda_codec *codec = scodec->codec; + struct cs8409_spec *spec = codec->spec; + unsigned int i2c_reg_data; + unsigned int read_data; + + if (scodec->suspended) + return -EPERM; + + mutex_lock(&spec->i2c_mux); + cs8409_enable_i2c_clock(codec); + cs8409_set_i2c_dev_addr(codec, scodec->addr); + + if (cs8409_i2c_set_page(scodec, addr)) + goto error; + + i2c_reg_data = (addr << 8) & 0x0ffff; + cs8409_vendor_coef_set(codec, CS8409_I2C_QREAD, i2c_reg_data); + if (cs8409_i2c_wait_complete(codec) < 0) + goto error; + + /* Register in bits 15-8 and the data in 7-0 */ + read_data = cs8409_vendor_coef_get(codec, CS8409_I2C_QREAD); + + mutex_unlock(&spec->i2c_mux); + + return read_data & 0x0ff; + +error: + mutex_unlock(&spec->i2c_mux); + codec_err(codec, "%s() Failed 0x%02x : 0x%04x\n", __func__, scodec->addr, addr); + return -EIO; +} + +/** + * cs8409_i2c_bulk_read - CS8409 I2C Read Sequence. + * @scodec: the codec instance + * @seq: Register Sequence to read + * @count: Number of registeres to read + * + * Returns negative on error, values are read into value element of cs8409_i2c_param sequence. + */ +static int cs8409_i2c_bulk_read(struct sub_codec *scodec, struct cs8409_i2c_param *seq, int count) +{ + struct hda_codec *codec = scodec->codec; + struct cs8409_spec *spec = codec->spec; + unsigned int i2c_reg_data; + int i; + + if (scodec->suspended) + return -EPERM; + + mutex_lock(&spec->i2c_mux); + cs8409_set_i2c_dev_addr(codec, scodec->addr); + + for (i = 0; i < count; i++) { + cs8409_enable_i2c_clock(codec); + if (cs8409_i2c_set_page(scodec, seq[i].addr)) + goto error; + + i2c_reg_data = (seq[i].addr << 8) & 0x0ffff; + cs8409_vendor_coef_set(codec, CS8409_I2C_QREAD, i2c_reg_data); + + if (cs8409_i2c_wait_complete(codec) < 0) + goto error; + + seq[i].value = cs8409_vendor_coef_get(codec, CS8409_I2C_QREAD) & 0xff; + } + + mutex_unlock(&spec->i2c_mux); + + return 0; + +error: + mutex_unlock(&spec->i2c_mux); + codec_err(codec, "I2C Bulk Write Failed 0x%02x\n", scodec->addr); + return -EIO; +} + +/** + * cs8409_i2c_write - CS8409 I2C Write. + * @scodec: the codec instance + * @addr: Register to write to + * @value: Data to write + * + * Returns negative on error, otherwise returns 0. + */ +static int cs8409_i2c_write(struct sub_codec *scodec, unsigned int addr, unsigned int value) +{ + struct hda_codec *codec = scodec->codec; + struct cs8409_spec *spec = codec->spec; + unsigned int i2c_reg_data; + + if (scodec->suspended) + return -EPERM; + + mutex_lock(&spec->i2c_mux); + + cs8409_enable_i2c_clock(codec); + cs8409_set_i2c_dev_addr(codec, scodec->addr); + + if (cs8409_i2c_set_page(scodec, addr)) + goto error; + + i2c_reg_data = ((addr << 8) & 0x0ff00) | (value & 0x0ff); + cs8409_vendor_coef_set(codec, CS8409_I2C_QWRITE, i2c_reg_data); + + if (cs8409_i2c_wait_complete(codec) < 0) + goto error; + + mutex_unlock(&spec->i2c_mux); + return 0; + +error: + mutex_unlock(&spec->i2c_mux); + codec_err(codec, "%s() Failed 0x%02x : 0x%04x\n", __func__, scodec->addr, addr); + return -EIO; +} + +/** + * cs8409_i2c_bulk_write - CS8409 I2C Write Sequence. + * @scodec: the codec instance + * @seq: Register Sequence to write + * @count: Number of registeres to write + * + * Returns negative on error. + */ +static int cs8409_i2c_bulk_write(struct sub_codec *scodec, const struct cs8409_i2c_param *seq, + int count) +{ + struct hda_codec *codec = scodec->codec; + struct cs8409_spec *spec = codec->spec; + unsigned int i2c_reg_data; + int i; + + if (scodec->suspended) + return -EPERM; + + mutex_lock(&spec->i2c_mux); + cs8409_set_i2c_dev_addr(codec, scodec->addr); + + for (i = 0; i < count; i++) { + cs8409_enable_i2c_clock(codec); + if (cs8409_i2c_set_page(scodec, seq[i].addr)) + goto error; + + i2c_reg_data = ((seq[i].addr << 8) & 0x0ff00) | (seq[i].value & 0x0ff); + cs8409_vendor_coef_set(codec, CS8409_I2C_QWRITE, i2c_reg_data); + + if (cs8409_i2c_wait_complete(codec) < 0) + goto error; + } + + mutex_unlock(&spec->i2c_mux); + + return 0; + +error: + mutex_unlock(&spec->i2c_mux); + codec_err(codec, "I2C Bulk Write Failed 0x%02x\n", scodec->addr); + return -EIO; +} + +static int cs8409_init(struct hda_codec *codec) +{ + int ret = snd_hda_gen_init(codec); + + if (!ret) + snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_INIT); + + return ret; +} + +static int cs8409_build_controls(struct hda_codec *codec) +{ + int err; + + err = snd_hda_gen_build_controls(codec); + if (err < 0) + return err; + snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_BUILD); + + return 0; +} + +/* Enable/Disable Unsolicited Response */ +static void cs8409_enable_ur(struct hda_codec *codec, int flag) +{ + struct cs8409_spec *spec = codec->spec; + unsigned int ur_gpios = 0; + int i; + + for (i = 0; i < spec->num_scodecs; i++) + ur_gpios |= spec->scodecs[i]->irq_mask; + + snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_UNSOLICITED_RSP_MASK, + flag ? ur_gpios : 0); + + snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_UNSOLICITED_ENABLE, + flag ? AC_UNSOL_ENABLED : 0); +} + +static void cs8409_fix_caps(struct hda_codec *codec, unsigned int nid) +{ + int caps; + + /* CS8409 is simple HDA bridge and intended to be used with a remote + * companion codec. Most of input/output PIN(s) have only basic + * capabilities. Receive and Transmit NID(s) have only OUTC and INC + * capabilities and no presence detect capable (PDC) and call to + * snd_hda_gen_build_controls() will mark them as non detectable + * phantom jacks. However, a companion codec may be + * connected to these pins which supports jack detect + * capabilities. We have to override pin capabilities, + * otherwise they will not be created as input devices. + */ + caps = snd_hdac_read_parm(&codec->core, nid, AC_PAR_PIN_CAP); + if (caps >= 0) + snd_hdac_override_parm(&codec->core, nid, AC_PAR_PIN_CAP, + (caps | (AC_PINCAP_IMP_SENSE | AC_PINCAP_PRES_DETECT))); + + snd_hda_override_wcaps(codec, nid, (get_wcaps(codec, nid) | AC_WCAP_UNSOL_CAP)); +} + +static int cs8409_spk_sw_gpio_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hda_codec *codec = snd_kcontrol_chip(kcontrol); + struct cs8409_spec *spec = codec->spec; + + ucontrol->value.integer.value[0] = !!(spec->gpio_data & spec->speaker_pdn_gpio); + return 0; +} + +static int cs8409_spk_sw_gpio_put(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hda_codec *codec = snd_kcontrol_chip(kcontrol); + struct cs8409_spec *spec = codec->spec; + unsigned int gpio_data; + + gpio_data = (spec->gpio_data & ~spec->speaker_pdn_gpio) | + (ucontrol->value.integer.value[0] ? spec->speaker_pdn_gpio : 0); + if (gpio_data == spec->gpio_data) + return 0; + spec->gpio_data = gpio_data; + snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_DATA, spec->gpio_data); + return 1; +} + +static const struct snd_kcontrol_new cs8409_spk_sw_ctrl = { + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .info = snd_ctl_boolean_mono_info, + .get = cs8409_spk_sw_gpio_get, + .put = cs8409_spk_sw_gpio_put, +}; + +/****************************************************************************** + * CS42L42 Specific Functions + ******************************************************************************/ + +int cs42l42_volume_info(struct snd_kcontrol *kctrl, struct snd_ctl_elem_info *uinfo) +{ + unsigned int ofs = get_amp_offset(kctrl); + u8 chs = get_amp_channels(kctrl); + + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->value.integer.step = 1; + uinfo->count = chs == 3 ? 2 : 1; + + switch (ofs) { + case CS42L42_VOL_DAC: + uinfo->value.integer.min = CS42L42_HP_VOL_REAL_MIN; + uinfo->value.integer.max = CS42L42_HP_VOL_REAL_MAX; + break; + case CS42L42_VOL_ADC: + uinfo->value.integer.min = CS42L42_AMIC_VOL_REAL_MIN; + uinfo->value.integer.max = CS42L42_AMIC_VOL_REAL_MAX; + break; + default: + break; + } + + return 0; +} + +int cs42l42_volume_get(struct snd_kcontrol *kctrl, struct snd_ctl_elem_value *uctrl) +{ + struct hda_codec *codec = snd_kcontrol_chip(kctrl); + struct cs8409_spec *spec = codec->spec; + struct sub_codec *cs42l42 = spec->scodecs[get_amp_index(kctrl)]; + int chs = get_amp_channels(kctrl); + unsigned int ofs = get_amp_offset(kctrl); + long *valp = uctrl->value.integer.value; + + switch (ofs) { + case CS42L42_VOL_DAC: + if (chs & BIT(0)) + *valp++ = cs42l42->vol[ofs]; + if (chs & BIT(1)) + *valp = cs42l42->vol[ofs+1]; + break; + case CS42L42_VOL_ADC: + if (chs & BIT(0)) + *valp = cs42l42->vol[ofs]; + break; + default: + break; + } + + return 0; +} + +static void cs42l42_mute(struct sub_codec *cs42l42, int vol_type, + unsigned int chs, bool mute) +{ + if (mute) { + if (vol_type == CS42L42_VOL_DAC) { + if (chs & BIT(0)) + cs8409_i2c_write(cs42l42, CS42L42_MIXER_CHA_VOL, 0x3f); + if (chs & BIT(1)) + cs8409_i2c_write(cs42l42, CS42L42_MIXER_CHB_VOL, 0x3f); + } else if (vol_type == CS42L42_VOL_ADC) { + if (chs & BIT(0)) + cs8409_i2c_write(cs42l42, CS42L42_ADC_VOLUME, 0x9f); + } + } else { + if (vol_type == CS42L42_VOL_DAC) { + if (chs & BIT(0)) + cs8409_i2c_write(cs42l42, CS42L42_MIXER_CHA_VOL, + -(cs42l42->vol[CS42L42_DAC_CH0_VOL_OFFSET]) + & CS42L42_MIXER_CH_VOL_MASK); + if (chs & BIT(1)) + cs8409_i2c_write(cs42l42, CS42L42_MIXER_CHB_VOL, + -(cs42l42->vol[CS42L42_DAC_CH1_VOL_OFFSET]) + & CS42L42_MIXER_CH_VOL_MASK); + } else if (vol_type == CS42L42_VOL_ADC) { + if (chs & BIT(0)) + cs8409_i2c_write(cs42l42, CS42L42_ADC_VOLUME, + cs42l42->vol[CS42L42_ADC_VOL_OFFSET] + & CS42L42_REG_AMIC_VOL_MASK); + } + } +} + +int cs42l42_volume_put(struct snd_kcontrol *kctrl, struct snd_ctl_elem_value *uctrl) +{ + struct hda_codec *codec = snd_kcontrol_chip(kctrl); + struct cs8409_spec *spec = codec->spec; + struct sub_codec *cs42l42 = spec->scodecs[get_amp_index(kctrl)]; + int chs = get_amp_channels(kctrl); + unsigned int ofs = get_amp_offset(kctrl); + long *valp = uctrl->value.integer.value; + + switch (ofs) { + case CS42L42_VOL_DAC: + if (chs & BIT(0)) + cs42l42->vol[ofs] = *valp; + if (chs & BIT(1)) { + valp++; + cs42l42->vol[ofs + 1] = *valp; + } + if (spec->playback_started) + cs42l42_mute(cs42l42, CS42L42_VOL_DAC, chs, false); + break; + case CS42L42_VOL_ADC: + if (chs & BIT(0)) + cs42l42->vol[ofs] = *valp; + if (spec->capture_started) + cs42l42_mute(cs42l42, CS42L42_VOL_ADC, chs, false); + break; + default: + break; + } + + return 0; +} + +static void cs42l42_playback_pcm_hook(struct hda_pcm_stream *hinfo, + struct hda_codec *codec, + struct snd_pcm_substream *substream, + int action) +{ + struct cs8409_spec *spec = codec->spec; + struct sub_codec *cs42l42; + int i; + bool mute; + + switch (action) { + case HDA_GEN_PCM_ACT_PREPARE: + mute = false; + spec->playback_started = 1; + break; + case HDA_GEN_PCM_ACT_CLEANUP: + mute = true; + spec->playback_started = 0; + break; + default: + return; + } + + for (i = 0; i < spec->num_scodecs; i++) { + cs42l42 = spec->scodecs[i]; + cs42l42_mute(cs42l42, CS42L42_VOL_DAC, 0x3, mute); + } +} + +static void cs42l42_capture_pcm_hook(struct hda_pcm_stream *hinfo, + struct hda_codec *codec, + struct snd_pcm_substream *substream, + int action) +{ + struct cs8409_spec *spec = codec->spec; + struct sub_codec *cs42l42; + int i; + bool mute; + + switch (action) { + case HDA_GEN_PCM_ACT_PREPARE: + mute = false; + spec->capture_started = 1; + break; + case HDA_GEN_PCM_ACT_CLEANUP: + mute = true; + spec->capture_started = 0; + break; + default: + return; + } + + for (i = 0; i < spec->num_scodecs; i++) { + cs42l42 = spec->scodecs[i]; + cs42l42_mute(cs42l42, CS42L42_VOL_ADC, 0x3, mute); + } +} + +/* Configure CS42L42 slave codec for jack autodetect */ +static void cs42l42_enable_jack_detect(struct sub_codec *cs42l42) +{ + cs8409_i2c_write(cs42l42, CS42L42_HSBIAS_SC_AUTOCTL, cs42l42->hsbias_hiz); + /* Clear WAKE# */ + cs8409_i2c_write(cs42l42, CS42L42_WAKE_CTL, 0x00C1); + /* Wait ~2.5ms */ + usleep_range(2500, 3000); + /* Set mode WAKE# output follows the combination logic directly */ + cs8409_i2c_write(cs42l42, CS42L42_WAKE_CTL, 0x00C0); + /* Clear interrupts status */ + cs8409_i2c_read(cs42l42, CS42L42_TSRS_PLUG_STATUS); + /* Enable interrupt */ + cs8409_i2c_write(cs42l42, CS42L42_TSRS_PLUG_INT_MASK, 0xF3); +} + +/* Enable and run CS42L42 slave codec jack auto detect */ +static void cs42l42_run_jack_detect(struct sub_codec *cs42l42) +{ + /* Clear interrupts */ + cs8409_i2c_read(cs42l42, CS42L42_CODEC_STATUS); + cs8409_i2c_read(cs42l42, CS42L42_DET_STATUS1); + cs8409_i2c_write(cs42l42, CS42L42_TSRS_PLUG_INT_MASK, 0xFF); + cs8409_i2c_read(cs42l42, CS42L42_TSRS_PLUG_STATUS); + + cs8409_i2c_write(cs42l42, CS42L42_PWR_CTL2, 0x87); + cs8409_i2c_write(cs42l42, CS42L42_DAC_CTL2, 0x86); + cs8409_i2c_write(cs42l42, CS42L42_MISC_DET_CTL, 0x07); + cs8409_i2c_write(cs42l42, CS42L42_CODEC_INT_MASK, 0xFD); + cs8409_i2c_write(cs42l42, CS42L42_HSDET_CTL2, 0x80); + /* Wait ~20ms*/ + usleep_range(20000, 25000); + cs8409_i2c_write(cs42l42, CS42L42_HSDET_CTL1, 0x77); + cs8409_i2c_write(cs42l42, CS42L42_HSDET_CTL2, 0xc0); +} + +static int cs42l42_manual_hs_det(struct sub_codec *cs42l42) +{ + unsigned int hs_det_status; + unsigned int hs_det_comp1; + unsigned int hs_det_comp2; + unsigned int hs_det_sw; + unsigned int hs_type; + + /* Set hs detect to manual, active mode */ + cs8409_i2c_write(cs42l42, CS42L42_HSDET_CTL2, + (1 << CS42L42_HSDET_CTRL_SHIFT) | + (0 << CS42L42_HSDET_SET_SHIFT) | + (0 << CS42L42_HSBIAS_REF_SHIFT) | + (0 << CS42L42_HSDET_AUTO_TIME_SHIFT)); + + /* Configure HS DET comparator reference levels. */ + cs8409_i2c_write(cs42l42, CS42L42_HSDET_CTL1, + (CS42L42_HSDET_COMP1_LVL_VAL << CS42L42_HSDET_COMP1_LVL_SHIFT) | + (CS42L42_HSDET_COMP2_LVL_VAL << CS42L42_HSDET_COMP2_LVL_SHIFT)); + + /* Open the SW_HSB_HS3 switch and close SW_HSB_HS4 for a Type 1 headset. */ + cs8409_i2c_write(cs42l42, CS42L42_HS_SWITCH_CTL, CS42L42_HSDET_SW_COMP1); + + msleep(100); + + hs_det_status = cs8409_i2c_read(cs42l42, CS42L42_HS_DET_STATUS); + + hs_det_comp1 = (hs_det_status & CS42L42_HSDET_COMP1_OUT_MASK) >> + CS42L42_HSDET_COMP1_OUT_SHIFT; + hs_det_comp2 = (hs_det_status & CS42L42_HSDET_COMP2_OUT_MASK) >> + CS42L42_HSDET_COMP2_OUT_SHIFT; + + /* Close the SW_HSB_HS3 switch for a Type 2 headset. */ + cs8409_i2c_write(cs42l42, CS42L42_HS_SWITCH_CTL, CS42L42_HSDET_SW_COMP2); + + msleep(100); + + hs_det_status = cs8409_i2c_read(cs42l42, CS42L42_HS_DET_STATUS); + + hs_det_comp1 |= ((hs_det_status & CS42L42_HSDET_COMP1_OUT_MASK) >> + CS42L42_HSDET_COMP1_OUT_SHIFT) << 1; + hs_det_comp2 |= ((hs_det_status & CS42L42_HSDET_COMP2_OUT_MASK) >> + CS42L42_HSDET_COMP2_OUT_SHIFT) << 1; + + /* Use Comparator 1 with 1.25V Threshold. */ + switch (hs_det_comp1) { + case CS42L42_HSDET_COMP_TYPE1: + hs_type = CS42L42_PLUG_CTIA; + hs_det_sw = CS42L42_HSDET_SW_TYPE1; + break; + case CS42L42_HSDET_COMP_TYPE2: + hs_type = CS42L42_PLUG_OMTP; + hs_det_sw = CS42L42_HSDET_SW_TYPE2; + break; + default: + /* Fallback to Comparator 2 with 1.75V Threshold. */ + switch (hs_det_comp2) { + case CS42L42_HSDET_COMP_TYPE1: + hs_type = CS42L42_PLUG_CTIA; + hs_det_sw = CS42L42_HSDET_SW_TYPE1; + break; + case CS42L42_HSDET_COMP_TYPE2: + hs_type = CS42L42_PLUG_OMTP; + hs_det_sw = CS42L42_HSDET_SW_TYPE2; + break; + case CS42L42_HSDET_COMP_TYPE3: + hs_type = CS42L42_PLUG_HEADPHONE; + hs_det_sw = CS42L42_HSDET_SW_TYPE3; + break; + default: + hs_type = CS42L42_PLUG_INVALID; + hs_det_sw = CS42L42_HSDET_SW_TYPE4; + break; + } + } + + /* Set Switches */ + cs8409_i2c_write(cs42l42, CS42L42_HS_SWITCH_CTL, hs_det_sw); + + /* Set HSDET mode to Manual—Disabled */ + cs8409_i2c_write(cs42l42, CS42L42_HSDET_CTL2, + (0 << CS42L42_HSDET_CTRL_SHIFT) | + (0 << CS42L42_HSDET_SET_SHIFT) | + (0 << CS42L42_HSBIAS_REF_SHIFT) | + (0 << CS42L42_HSDET_AUTO_TIME_SHIFT)); + + /* Configure HS DET comparator reference levels. */ + cs8409_i2c_write(cs42l42, CS42L42_HSDET_CTL1, + (CS42L42_HSDET_COMP1_LVL_DEFAULT << CS42L42_HSDET_COMP1_LVL_SHIFT) | + (CS42L42_HSDET_COMP2_LVL_DEFAULT << CS42L42_HSDET_COMP2_LVL_SHIFT)); + + return hs_type; +} + +static int cs42l42_handle_tip_sense(struct sub_codec *cs42l42, unsigned int reg_ts_status) +{ + int status_changed = 0; + + /* TIP_SENSE INSERT/REMOVE */ + switch (reg_ts_status) { + case CS42L42_TS_PLUG: + if (cs42l42->no_type_dect) { + status_changed = 1; + cs42l42->hp_jack_in = 1; + cs42l42->mic_jack_in = 0; + } else { + cs42l42_run_jack_detect(cs42l42); + } + break; + + case CS42L42_TS_UNPLUG: + status_changed = 1; + cs42l42->hp_jack_in = 0; + cs42l42->mic_jack_in = 0; + break; + default: + /* jack in transition */ + break; + } + + codec_dbg(cs42l42->codec, "Tip Sense Detection: (%d)\n", reg_ts_status); + + return status_changed; +} + +static int cs42l42_jack_unsol_event(struct sub_codec *cs42l42) +{ + int current_plug_status; + int status_changed = 0; + int reg_cdc_status; + int reg_hs_status; + int reg_ts_status; + int type; + + /* Read jack detect status registers */ + reg_cdc_status = cs8409_i2c_read(cs42l42, CS42L42_CODEC_STATUS); + reg_hs_status = cs8409_i2c_read(cs42l42, CS42L42_HS_DET_STATUS); + reg_ts_status = cs8409_i2c_read(cs42l42, CS42L42_TSRS_PLUG_STATUS); + + /* If status values are < 0, read error has occurred. */ + if (reg_cdc_status < 0 || reg_hs_status < 0 || reg_ts_status < 0) + return -EIO; + + current_plug_status = (reg_ts_status & (CS42L42_TS_PLUG_MASK | CS42L42_TS_UNPLUG_MASK)) + >> CS42L42_TS_PLUG_SHIFT; + + /* HSDET_AUTO_DONE */ + if (reg_cdc_status & CS42L42_HSDET_AUTO_DONE_MASK) { + + /* Disable HSDET_AUTO_DONE */ + cs8409_i2c_write(cs42l42, CS42L42_CODEC_INT_MASK, 0xFF); + + type = (reg_hs_status & CS42L42_HSDET_TYPE_MASK) >> CS42L42_HSDET_TYPE_SHIFT; + + /* Configure the HSDET mode. */ + cs8409_i2c_write(cs42l42, CS42L42_HSDET_CTL2, 0x80); + + if (cs42l42->no_type_dect) { + status_changed = cs42l42_handle_tip_sense(cs42l42, current_plug_status); + } else { + if (type == CS42L42_PLUG_INVALID || type == CS42L42_PLUG_HEADPHONE) { + codec_dbg(cs42l42->codec, + "Auto detect value not valid (%d), running manual det\n", + type); + type = cs42l42_manual_hs_det(cs42l42); + } + + switch (type) { + case CS42L42_PLUG_CTIA: + case CS42L42_PLUG_OMTP: + status_changed = 1; + cs42l42->hp_jack_in = 1; + cs42l42->mic_jack_in = 1; + break; + case CS42L42_PLUG_HEADPHONE: + status_changed = 1; + cs42l42->hp_jack_in = 1; + cs42l42->mic_jack_in = 0; + break; + default: + status_changed = 1; + cs42l42->hp_jack_in = 0; + cs42l42->mic_jack_in = 0; + break; + } + codec_dbg(cs42l42->codec, "Detection done (%d)\n", type); + } + + /* Enable the HPOUT ground clamp and configure the HP pull-down */ + cs8409_i2c_write(cs42l42, CS42L42_DAC_CTL2, 0x02); + /* Re-Enable Tip Sense Interrupt */ + cs8409_i2c_write(cs42l42, CS42L42_TSRS_PLUG_INT_MASK, 0xF3); + } else { + status_changed = cs42l42_handle_tip_sense(cs42l42, current_plug_status); + } + + return status_changed; +} + +static void cs42l42_resume(struct sub_codec *cs42l42) +{ + struct hda_codec *codec = cs42l42->codec; + struct cs8409_spec *spec = codec->spec; + struct cs8409_i2c_param irq_regs[] = { + { CS42L42_CODEC_STATUS, 0x00 }, + { CS42L42_DET_INT_STATUS1, 0x00 }, + { CS42L42_DET_INT_STATUS2, 0x00 }, + { CS42L42_TSRS_PLUG_STATUS, 0x00 }, + }; + int fsv_old, fsv_new; + + /* Bring CS42L42 out of Reset */ + spec->gpio_data = snd_hda_codec_read(codec, CS8409_PIN_AFG, 0, AC_VERB_GET_GPIO_DATA, 0); + spec->gpio_data |= cs42l42->reset_gpio; + snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_DATA, spec->gpio_data); + usleep_range(10000, 15000); + + cs42l42->suspended = 0; + + /* Initialize CS42L42 companion codec */ + cs8409_i2c_bulk_write(cs42l42, cs42l42->init_seq, cs42l42->init_seq_num); + msleep(CS42L42_INIT_TIMEOUT_MS); + + /* Clear interrupts, by reading interrupt status registers */ + cs8409_i2c_bulk_read(cs42l42, irq_regs, ARRAY_SIZE(irq_regs)); + + fsv_old = cs8409_i2c_read(cs42l42, CS42L42_HP_CTL); + if (cs42l42->full_scale_vol == CS42L42_FULL_SCALE_VOL_0DB) + fsv_new = fsv_old & ~CS42L42_FULL_SCALE_VOL_MASK; + else + fsv_new = fsv_old & CS42L42_FULL_SCALE_VOL_MASK; + if (fsv_new != fsv_old) + cs8409_i2c_write(cs42l42, CS42L42_HP_CTL, fsv_new); + + /* we have to explicitly allow unsol event handling even during the + * resume phase so that the jack event is processed properly + */ + snd_hda_codec_allow_unsol_events(cs42l42->codec); + + cs42l42_enable_jack_detect(cs42l42); +} + +#ifdef CONFIG_PM +static void cs42l42_suspend(struct sub_codec *cs42l42) +{ + struct hda_codec *codec = cs42l42->codec; + struct cs8409_spec *spec = codec->spec; + int reg_cdc_status = 0; + const struct cs8409_i2c_param cs42l42_pwr_down_seq[] = { + { CS42L42_DAC_CTL2, 0x02 }, + { CS42L42_HS_CLAMP_DISABLE, 0x00 }, + { CS42L42_MIXER_CHA_VOL, 0x3F }, + { CS42L42_MIXER_ADC_VOL, 0x3F }, + { CS42L42_MIXER_CHB_VOL, 0x3F }, + { CS42L42_HP_CTL, 0x0F }, + { CS42L42_ASP_RX_DAI0_EN, 0x00 }, + { CS42L42_ASP_CLK_CFG, 0x00 }, + { CS42L42_PWR_CTL1, 0xFE }, + { CS42L42_PWR_CTL2, 0x8C }, + { CS42L42_PWR_CTL1, 0xFF }, + }; + + cs8409_i2c_bulk_write(cs42l42, cs42l42_pwr_down_seq, ARRAY_SIZE(cs42l42_pwr_down_seq)); + + if (read_poll_timeout(cs8409_i2c_read, reg_cdc_status, + (reg_cdc_status & 0x1), CS42L42_PDN_SLEEP_US, CS42L42_PDN_TIMEOUT_US, + true, cs42l42, CS42L42_CODEC_STATUS) < 0) + codec_warn(codec, "Timeout waiting for PDN_DONE for CS42L42\n"); + + /* Power down CS42L42 ASP/EQ/MIX/HP */ + cs8409_i2c_write(cs42l42, CS42L42_PWR_CTL2, 0x9C); + cs42l42->suspended = 1; + cs42l42->last_page = 0; + cs42l42->hp_jack_in = 0; + cs42l42->mic_jack_in = 0; + + /* Put CS42L42 into Reset */ + spec->gpio_data = snd_hda_codec_read(codec, CS8409_PIN_AFG, 0, AC_VERB_GET_GPIO_DATA, 0); + spec->gpio_data &= ~cs42l42->reset_gpio; + snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_DATA, spec->gpio_data); +} +#endif + +static void cs8409_free(struct hda_codec *codec) +{ + struct cs8409_spec *spec = codec->spec; + + /* Cancel i2c clock disable timer, and disable clock if left enabled */ + cancel_delayed_work_sync(&spec->i2c_clk_work); + cs8409_disable_i2c_clock(codec); + + snd_hda_gen_free(codec); +} + +/****************************************************************************** + * BULLSEYE / WARLOCK / CYBORG Specific Functions + * CS8409/CS42L42 + ******************************************************************************/ + +/* + * In the case of CS8409 we do not have unsolicited events from NID's 0x24 + * and 0x34 where hs mic and hp are connected. Companion codec CS42L42 will + * generate interrupt via gpio 4 to notify jack events. We have to overwrite + * generic snd_hda_jack_unsol_event(), read CS42L42 jack detect status registers + * and then notify status via generic snd_hda_jack_unsol_event() call. + */ +static void cs8409_cs42l42_jack_unsol_event(struct hda_codec *codec, unsigned int res) +{ + struct cs8409_spec *spec = codec->spec; + struct sub_codec *cs42l42 = spec->scodecs[CS8409_CODEC0]; + struct hda_jack_tbl *jk; + + /* jack_unsol_event() will be called every time gpio line changing state. + * In this case gpio4 line goes up as a result of reading interrupt status + * registers in previous cs8409_jack_unsol_event() call. + * We don't need to handle this event, ignoring... + */ + if (res & cs42l42->irq_mask) + return; + + if (cs42l42_jack_unsol_event(cs42l42)) { + snd_hda_set_pin_ctl(codec, CS8409_CS42L42_SPK_PIN_NID, + cs42l42->hp_jack_in ? 0 : PIN_OUT); + /* Report jack*/ + jk = snd_hda_jack_tbl_get_mst(codec, CS8409_CS42L42_HP_PIN_NID, 0); + if (jk) + snd_hda_jack_unsol_event(codec, (jk->tag << AC_UNSOL_RES_TAG_SHIFT) & + AC_UNSOL_RES_TAG); + /* Report jack*/ + jk = snd_hda_jack_tbl_get_mst(codec, CS8409_CS42L42_AMIC_PIN_NID, 0); + if (jk) + snd_hda_jack_unsol_event(codec, (jk->tag << AC_UNSOL_RES_TAG_SHIFT) & + AC_UNSOL_RES_TAG); + } +} + +#ifdef CONFIG_PM +/* Manage PDREF, when transition to D3hot */ +static int cs8409_cs42l42_suspend(struct hda_codec *codec) +{ + struct cs8409_spec *spec = codec->spec; + int i; + + spec->init_done = 0; + + cs8409_enable_ur(codec, 0); + + for (i = 0; i < spec->num_scodecs; i++) + cs42l42_suspend(spec->scodecs[i]); + + /* Cancel i2c clock disable timer, and disable clock if left enabled */ + cancel_delayed_work_sync(&spec->i2c_clk_work); + cs8409_disable_i2c_clock(codec); + + snd_hda_shutup_pins(codec); + + return 0; +} +#endif + +/* Vendor specific HW configuration + * PLL, ASP, I2C, SPI, GPIOs, DMIC etc... + */ +static void cs8409_cs42l42_hw_init(struct hda_codec *codec) +{ + const struct cs8409_cir_param *seq = cs8409_cs42l42_hw_cfg; + const struct cs8409_cir_param *seq_bullseye = cs8409_cs42l42_bullseye_atn; + struct cs8409_spec *spec = codec->spec; + struct sub_codec *cs42l42 = spec->scodecs[CS8409_CODEC0]; + + if (spec->gpio_mask) { + snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_MASK, + spec->gpio_mask); + snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_DIRECTION, + spec->gpio_dir); + snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_DATA, + spec->gpio_data); + } + + for (; seq->nid; seq++) + cs8409_vendor_coef_set(codec, seq->cir, seq->coeff); + + if (codec->fixup_id == CS8409_BULLSEYE) { + for (; seq_bullseye->nid; seq_bullseye++) + cs8409_vendor_coef_set(codec, seq_bullseye->cir, seq_bullseye->coeff); + } + + switch (codec->fixup_id) { + case CS8409_CYBORG: + case CS8409_WARLOCK_MLK_DUAL_MIC: + /* DMIC1_MO=00b, DMIC1/2_SR=1 */ + cs8409_vendor_coef_set(codec, CS8409_DMIC_CFG, 0x0003); + break; + case CS8409_ODIN: + /* ASP1/2_xxx_EN=1, ASP1/2_MCLK_EN=0, DMIC1_SCL_EN=0 */ + cs8409_vendor_coef_set(codec, CS8409_PAD_CFG_SLW_RATE_CTRL, 0xfc00); + break; + default: + break; + } + + cs42l42_resume(cs42l42); + + /* Enable Unsolicited Response */ + cs8409_enable_ur(codec, 1); +} + +static const struct hda_codec_ops cs8409_cs42l42_patch_ops = { + .build_controls = cs8409_build_controls, + .build_pcms = snd_hda_gen_build_pcms, + .init = cs8409_init, + .free = cs8409_free, + .unsol_event = cs8409_cs42l42_jack_unsol_event, +#ifdef CONFIG_PM + .suspend = cs8409_cs42l42_suspend, +#endif +}; + +static int cs8409_cs42l42_exec_verb(struct hdac_device *dev, unsigned int cmd, unsigned int flags, + unsigned int *res) +{ + struct hda_codec *codec = container_of(dev, struct hda_codec, core); + struct cs8409_spec *spec = codec->spec; + struct sub_codec *cs42l42 = spec->scodecs[CS8409_CODEC0]; + + unsigned int nid = ((cmd >> 20) & 0x07f); + unsigned int verb = ((cmd >> 8) & 0x0fff); + + /* CS8409 pins have no AC_PINSENSE_PRESENCE + * capabilities. We have to intercept 2 calls for pins 0x24 and 0x34 + * and return correct pin sense values for read_pin_sense() call from + * hda_jack based on CS42L42 jack detect status. + */ + switch (nid) { + case CS8409_CS42L42_HP_PIN_NID: + if (verb == AC_VERB_GET_PIN_SENSE) { + *res = (cs42l42->hp_jack_in) ? AC_PINSENSE_PRESENCE : 0; + return 0; + } + break; + case CS8409_CS42L42_AMIC_PIN_NID: + if (verb == AC_VERB_GET_PIN_SENSE) { + *res = (cs42l42->mic_jack_in) ? AC_PINSENSE_PRESENCE : 0; + return 0; + } + break; + default: + break; + } + + return spec->exec_verb(dev, cmd, flags, res); +} + +void cs8409_cs42l42_fixups(struct hda_codec *codec, const struct hda_fixup *fix, int action) +{ + struct cs8409_spec *spec = codec->spec; + + switch (action) { + case HDA_FIXUP_ACT_PRE_PROBE: + snd_hda_add_verbs(codec, cs8409_cs42l42_init_verbs); + /* verb exec op override */ + spec->exec_verb = codec->core.exec_verb; + codec->core.exec_verb = cs8409_cs42l42_exec_verb; + + spec->scodecs[CS8409_CODEC0] = &cs8409_cs42l42_codec; + spec->num_scodecs = 1; + spec->scodecs[CS8409_CODEC0]->codec = codec; + codec->patch_ops = cs8409_cs42l42_patch_ops; + + spec->gen.suppress_auto_mute = 1; + spec->gen.no_primary_hp = 1; + spec->gen.suppress_vmaster = 1; + + spec->speaker_pdn_gpio = 0; + + /* GPIO 5 out, 3,4 in */ + spec->gpio_dir = spec->scodecs[CS8409_CODEC0]->reset_gpio; + spec->gpio_data = 0; + spec->gpio_mask = 0x03f; + + /* Basic initial sequence for specific hw configuration */ + snd_hda_sequence_write(codec, cs8409_cs42l42_init_verbs); + + cs8409_fix_caps(codec, CS8409_CS42L42_HP_PIN_NID); + cs8409_fix_caps(codec, CS8409_CS42L42_AMIC_PIN_NID); + + spec->scodecs[CS8409_CODEC0]->hsbias_hiz = 0x0020; + + switch (codec->fixup_id) { + case CS8409_CYBORG: + spec->scodecs[CS8409_CODEC0]->full_scale_vol = + CS42L42_FULL_SCALE_VOL_MINUS6DB; + spec->speaker_pdn_gpio = CS8409_CYBORG_SPEAKER_PDN; + break; + case CS8409_ODIN: + spec->scodecs[CS8409_CODEC0]->full_scale_vol = CS42L42_FULL_SCALE_VOL_0DB; + spec->speaker_pdn_gpio = CS8409_CYBORG_SPEAKER_PDN; + break; + case CS8409_WARLOCK_MLK: + case CS8409_WARLOCK_MLK_DUAL_MIC: + spec->scodecs[CS8409_CODEC0]->full_scale_vol = CS42L42_FULL_SCALE_VOL_0DB; + spec->speaker_pdn_gpio = CS8409_WARLOCK_SPEAKER_PDN; + break; + default: + spec->scodecs[CS8409_CODEC0]->full_scale_vol = + CS42L42_FULL_SCALE_VOL_MINUS6DB; + spec->speaker_pdn_gpio = CS8409_WARLOCK_SPEAKER_PDN; + break; + } + + if (spec->speaker_pdn_gpio > 0) { + spec->gpio_dir |= spec->speaker_pdn_gpio; + spec->gpio_data |= spec->speaker_pdn_gpio; + } + + break; + case HDA_FIXUP_ACT_PROBE: + /* Fix Sample Rate to 48kHz */ + spec->gen.stream_analog_playback = &cs42l42_48k_pcm_analog_playback; + spec->gen.stream_analog_capture = &cs42l42_48k_pcm_analog_capture; + /* add hooks */ + spec->gen.pcm_playback_hook = cs42l42_playback_pcm_hook; + spec->gen.pcm_capture_hook = cs42l42_capture_pcm_hook; + if (codec->fixup_id != CS8409_ODIN) + /* Set initial DMIC volume to -26 dB */ + snd_hda_codec_amp_init_stereo(codec, CS8409_CS42L42_DMIC_ADC_PIN_NID, + HDA_INPUT, 0, 0xff, 0x19); + snd_hda_gen_add_kctl(&spec->gen, "Headphone Playback Volume", + &cs42l42_dac_volume_mixer); + snd_hda_gen_add_kctl(&spec->gen, "Mic Capture Volume", + &cs42l42_adc_volume_mixer); + if (spec->speaker_pdn_gpio > 0) + snd_hda_gen_add_kctl(&spec->gen, "Speaker Playback Switch", + &cs8409_spk_sw_ctrl); + /* Disable Unsolicited Response during boot */ + cs8409_enable_ur(codec, 0); + snd_hda_codec_set_name(codec, "CS8409/CS42L42"); + break; + case HDA_FIXUP_ACT_INIT: + cs8409_cs42l42_hw_init(codec); + spec->init_done = 1; + if (spec->init_done && spec->build_ctrl_done + && !spec->scodecs[CS8409_CODEC0]->hp_jack_in) + cs42l42_run_jack_detect(spec->scodecs[CS8409_CODEC0]); + break; + case HDA_FIXUP_ACT_BUILD: + spec->build_ctrl_done = 1; + /* Run jack auto detect first time on boot + * after controls have been added, to check if jack has + * been already plugged in. + * Run immediately after init. + */ + if (spec->init_done && spec->build_ctrl_done + && !spec->scodecs[CS8409_CODEC0]->hp_jack_in) + cs42l42_run_jack_detect(spec->scodecs[CS8409_CODEC0]); + break; + default: + break; + } +} + +/****************************************************************************** + * Dolphin Specific Functions + * CS8409/ 2 X CS42L42 + ******************************************************************************/ + +/* + * In the case of CS8409 we do not have unsolicited events when + * hs mic and hp are connected. Companion codec CS42L42 will + * generate interrupt via irq_mask to notify jack events. We have to overwrite + * generic snd_hda_jack_unsol_event(), read CS42L42 jack detect status registers + * and then notify status via generic snd_hda_jack_unsol_event() call. + */ +static void dolphin_jack_unsol_event(struct hda_codec *codec, unsigned int res) +{ + struct cs8409_spec *spec = codec->spec; + struct sub_codec *cs42l42; + struct hda_jack_tbl *jk; + + cs42l42 = spec->scodecs[CS8409_CODEC0]; + if (!cs42l42->suspended && (~res & cs42l42->irq_mask) && + cs42l42_jack_unsol_event(cs42l42)) { + jk = snd_hda_jack_tbl_get_mst(codec, DOLPHIN_HP_PIN_NID, 0); + if (jk) + snd_hda_jack_unsol_event(codec, + (jk->tag << AC_UNSOL_RES_TAG_SHIFT) & + AC_UNSOL_RES_TAG); + + jk = snd_hda_jack_tbl_get_mst(codec, DOLPHIN_AMIC_PIN_NID, 0); + if (jk) + snd_hda_jack_unsol_event(codec, + (jk->tag << AC_UNSOL_RES_TAG_SHIFT) & + AC_UNSOL_RES_TAG); + } + + cs42l42 = spec->scodecs[CS8409_CODEC1]; + if (!cs42l42->suspended && (~res & cs42l42->irq_mask) && + cs42l42_jack_unsol_event(cs42l42)) { + jk = snd_hda_jack_tbl_get_mst(codec, DOLPHIN_LO_PIN_NID, 0); + if (jk) + snd_hda_jack_unsol_event(codec, + (jk->tag << AC_UNSOL_RES_TAG_SHIFT) & + AC_UNSOL_RES_TAG); + } +} + +/* Vendor specific HW configuration + * PLL, ASP, I2C, SPI, GPIOs, DMIC etc... + */ +static void dolphin_hw_init(struct hda_codec *codec) +{ + const struct cs8409_cir_param *seq = dolphin_hw_cfg; + struct cs8409_spec *spec = codec->spec; + struct sub_codec *cs42l42; + int i; + + if (spec->gpio_mask) { + snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_MASK, + spec->gpio_mask); + snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_DIRECTION, + spec->gpio_dir); + snd_hda_codec_write(codec, CS8409_PIN_AFG, 0, AC_VERB_SET_GPIO_DATA, + spec->gpio_data); + } + + for (; seq->nid; seq++) + cs8409_vendor_coef_set(codec, seq->cir, seq->coeff); + + for (i = 0; i < spec->num_scodecs; i++) { + cs42l42 = spec->scodecs[i]; + cs42l42_resume(cs42l42); + } + + /* Enable Unsolicited Response */ + cs8409_enable_ur(codec, 1); +} + +static const struct hda_codec_ops cs8409_dolphin_patch_ops = { + .build_controls = cs8409_build_controls, + .build_pcms = snd_hda_gen_build_pcms, + .init = cs8409_init, + .free = cs8409_free, + .unsol_event = dolphin_jack_unsol_event, +#ifdef CONFIG_PM + .suspend = cs8409_cs42l42_suspend, +#endif +}; + +static int dolphin_exec_verb(struct hdac_device *dev, unsigned int cmd, unsigned int flags, + unsigned int *res) +{ + struct hda_codec *codec = container_of(dev, struct hda_codec, core); + struct cs8409_spec *spec = codec->spec; + struct sub_codec *cs42l42 = spec->scodecs[CS8409_CODEC0]; + + unsigned int nid = ((cmd >> 20) & 0x07f); + unsigned int verb = ((cmd >> 8) & 0x0fff); + + /* CS8409 pins have no AC_PINSENSE_PRESENCE + * capabilities. We have to intercept calls for CS42L42 pins + * and return correct pin sense values for read_pin_sense() call from + * hda_jack based on CS42L42 jack detect status. + */ + switch (nid) { + case DOLPHIN_HP_PIN_NID: + case DOLPHIN_LO_PIN_NID: + if (nid == DOLPHIN_LO_PIN_NID) + cs42l42 = spec->scodecs[CS8409_CODEC1]; + if (verb == AC_VERB_GET_PIN_SENSE) { + *res = (cs42l42->hp_jack_in) ? AC_PINSENSE_PRESENCE : 0; + return 0; + } + break; + case DOLPHIN_AMIC_PIN_NID: + if (verb == AC_VERB_GET_PIN_SENSE) { + *res = (cs42l42->mic_jack_in) ? AC_PINSENSE_PRESENCE : 0; + return 0; + } + break; + default: + break; + } + + return spec->exec_verb(dev, cmd, flags, res); +} + +void dolphin_fixups(struct hda_codec *codec, const struct hda_fixup *fix, int action) +{ + struct cs8409_spec *spec = codec->spec; + struct snd_kcontrol_new *kctrl; + int i; + + switch (action) { + case HDA_FIXUP_ACT_PRE_PROBE: + snd_hda_add_verbs(codec, dolphin_init_verbs); + /* verb exec op override */ + spec->exec_verb = codec->core.exec_verb; + codec->core.exec_verb = dolphin_exec_verb; + + spec->scodecs[CS8409_CODEC0] = &dolphin_cs42l42_0; + spec->scodecs[CS8409_CODEC0]->codec = codec; + spec->scodecs[CS8409_CODEC1] = &dolphin_cs42l42_1; + spec->scodecs[CS8409_CODEC1]->codec = codec; + spec->num_scodecs = 2; + + codec->patch_ops = cs8409_dolphin_patch_ops; + + /* GPIO 1,5 out, 0,4 in */ + spec->gpio_dir = spec->scodecs[CS8409_CODEC0]->reset_gpio | + spec->scodecs[CS8409_CODEC1]->reset_gpio; + spec->gpio_data = 0; + spec->gpio_mask = 0x03f; + + /* Basic initial sequence for specific hw configuration */ + snd_hda_sequence_write(codec, dolphin_init_verbs); + + snd_hda_jack_add_kctl(codec, DOLPHIN_LO_PIN_NID, "Line Out", true, + SND_JACK_HEADPHONE, NULL); + + snd_hda_jack_add_kctl(codec, DOLPHIN_AMIC_PIN_NID, "Microphone", true, + SND_JACK_MICROPHONE, NULL); + + cs8409_fix_caps(codec, DOLPHIN_HP_PIN_NID); + cs8409_fix_caps(codec, DOLPHIN_LO_PIN_NID); + cs8409_fix_caps(codec, DOLPHIN_AMIC_PIN_NID); + + spec->scodecs[CS8409_CODEC0]->full_scale_vol = CS42L42_FULL_SCALE_VOL_MINUS6DB; + spec->scodecs[CS8409_CODEC1]->full_scale_vol = CS42L42_FULL_SCALE_VOL_MINUS6DB; + + break; + case HDA_FIXUP_ACT_PROBE: + /* Fix Sample Rate to 48kHz */ + spec->gen.stream_analog_playback = &cs42l42_48k_pcm_analog_playback; + spec->gen.stream_analog_capture = &cs42l42_48k_pcm_analog_capture; + /* add hooks */ + spec->gen.pcm_playback_hook = cs42l42_playback_pcm_hook; + spec->gen.pcm_capture_hook = cs42l42_capture_pcm_hook; + snd_hda_gen_add_kctl(&spec->gen, "Headphone Playback Volume", + &cs42l42_dac_volume_mixer); + snd_hda_gen_add_kctl(&spec->gen, "Mic Capture Volume", &cs42l42_adc_volume_mixer); + kctrl = snd_hda_gen_add_kctl(&spec->gen, "Line Out Playback Volume", + &cs42l42_dac_volume_mixer); + /* Update Line Out kcontrol template */ + kctrl->private_value = HDA_COMPOSE_AMP_VAL_OFS(DOLPHIN_HP_PIN_NID, 3, CS8409_CODEC1, + HDA_OUTPUT, CS42L42_VOL_DAC) | HDA_AMP_VAL_MIN_MUTE; + cs8409_enable_ur(codec, 0); + snd_hda_codec_set_name(codec, "CS8409/CS42L42"); + break; + case HDA_FIXUP_ACT_INIT: + dolphin_hw_init(codec); + spec->init_done = 1; + if (spec->init_done && spec->build_ctrl_done) { + for (i = 0; i < spec->num_scodecs; i++) { + if (!spec->scodecs[i]->hp_jack_in) + cs42l42_run_jack_detect(spec->scodecs[i]); + } + } + break; + case HDA_FIXUP_ACT_BUILD: + spec->build_ctrl_done = 1; + /* Run jack auto detect first time on boot + * after controls have been added, to check if jack has + * been already plugged in. + * Run immediately after init. + */ + if (spec->init_done && spec->build_ctrl_done) { + for (i = 0; i < spec->num_scodecs; i++) { + if (!spec->scodecs[i]->hp_jack_in) + cs42l42_run_jack_detect(spec->scodecs[i]); + } + } + break; + default: + break; + } +} + +static int patch_cs8409(struct hda_codec *codec) +{ + int err; + + if (!cs8409_alloc_spec(codec)) + return -ENOMEM; + + snd_hda_pick_fixup(codec, cs8409_models, cs8409_fixup_tbl, cs8409_fixups); + + codec_dbg(codec, "Picked ID=%d, VID=%08x, DEV=%08x\n", codec->fixup_id, + codec->bus->pci->subsystem_vendor, + codec->bus->pci->subsystem_device); + + snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE); + + err = cs8409_parse_auto_config(codec); + if (err < 0) { + cs8409_free(codec); + return err; + } + + snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PROBE); + return 0; +} + +static const struct hda_device_id snd_hda_id_cs8409[] = { + HDA_CODEC_ENTRY(0x10138409, "CS8409", patch_cs8409), + {} /* terminator */ +}; +MODULE_DEVICE_TABLE(hdaudio, snd_hda_id_cs8409); + +static struct hda_codec_driver cs8409_driver = { + .id = snd_hda_id_cs8409, +}; +module_hda_codec_driver(cs8409_driver); + +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("Cirrus Logic HDA bridge"); |