diff options
Diffstat (limited to 'sound/soc/codecs/cs35l56.c')
| -rw-r--r-- | sound/soc/codecs/cs35l56.c | 1316 |
1 files changed, 752 insertions, 564 deletions
diff --git a/sound/soc/codecs/cs35l56.c b/sound/soc/codecs/cs35l56.c index c03f9d3c9a13..55b4d0d55712 100644 --- a/sound/soc/codecs/cs35l56.c +++ b/sound/soc/codecs/cs35l56.c @@ -6,9 +6,11 @@ // Cirrus Logic International Semiconductor Ltd. #include <linux/acpi.h> +#include <linux/array_size.h> #include <linux/completion.h> #include <linux/debugfs.h> #include <linux/delay.h> +#include <linux/device.h> #include <linux/err.h> #include <linux/gpio/consumer.h> #include <linux/interrupt.h> @@ -16,12 +18,14 @@ #include <linux/module.h> #include <linux/pm.h> #include <linux/pm_runtime.h> +#include <linux/property.h> #include <linux/regmap.h> #include <linux/regulator/consumer.h> #include <linux/slab.h> #include <linux/soundwire/sdw.h> #include <linux/types.h> #include <linux/workqueue.h> +#include <sound/cs-amp-lib.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> @@ -34,23 +38,6 @@ static int cs35l56_dsp_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event); -static int cs35l56_mbox_send(struct cs35l56_private *cs35l56, unsigned int command) -{ - unsigned int val; - int ret; - - regmap_write(cs35l56->regmap, CS35L56_DSP_VIRTUAL1_MBOX_1, command); - ret = regmap_read_poll_timeout(cs35l56->regmap, CS35L56_DSP_VIRTUAL1_MBOX_1, - val, (val == 0), - CS35L56_MBOX_POLL_US, CS35L56_MBOX_TIMEOUT_US); - if (ret) { - dev_warn(cs35l56->dev, "MBOX command %#x failed: %d\n", command, ret); - return ret; - } - - return 0; -} - static void cs35l56_wait_dsp_ready(struct cs35l56_private *cs35l56) { /* Wait for patching to complete */ @@ -79,19 +66,60 @@ static int cs35l56_dspwait_put_volsw(struct snd_kcontrol *kcontrol, static DECLARE_TLV_DB_SCALE(vol_tlv, -10000, 25, 0); +static SOC_ENUM_SINGLE_DECL(cs35l56_cal_set_status_enum, SND_SOC_NOPM, 0, + cs35l56_cal_set_status_text); + +static int cs35l56_cal_set_status_ctl_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); + struct cs35l56_private *cs35l56 = snd_soc_component_get_drvdata(component); + + return cs35l56_cal_set_status_get(&cs35l56->base, ucontrol); +} + static const struct snd_kcontrol_new cs35l56_controls[] = { SOC_SINGLE_EXT("Speaker Switch", CS35L56_MAIN_RENDER_USER_MUTE, 0, 1, 1, cs35l56_dspwait_get_volsw, cs35l56_dspwait_put_volsw), SOC_SINGLE_S_EXT_TLV("Speaker Volume", CS35L56_MAIN_RENDER_USER_VOLUME, - 6, -400, 400, 9, 0, + CS35L56_MAIN_RENDER_USER_VOLUME_SHIFT, + CS35L56_MAIN_RENDER_USER_VOLUME_MIN, + CS35L56_MAIN_RENDER_USER_VOLUME_MAX, + CS35L56_MAIN_RENDER_USER_VOLUME_SIGNBIT, + 0, cs35l56_dspwait_get_volsw, cs35l56_dspwait_put_volsw, vol_tlv), SOC_SINGLE_EXT("Posture Number", CS35L56_MAIN_POSTURE_NUMBER, 0, 255, 0, cs35l56_dspwait_get_volsw, cs35l56_dspwait_put_volsw), + SOC_ENUM_EXT_ACC("CAL_SET_STATUS", cs35l56_cal_set_status_enum, + cs35l56_cal_set_status_ctl_get, NULL, + SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE), +}; + +static const struct snd_kcontrol_new cs35l63_controls[] = { + SOC_SINGLE_EXT("Speaker Switch", + CS35L63_MAIN_RENDER_USER_MUTE, 0, 1, 1, + cs35l56_dspwait_get_volsw, cs35l56_dspwait_put_volsw), + SOC_SINGLE_S_EXT_TLV("Speaker Volume", + CS35L63_MAIN_RENDER_USER_VOLUME, + CS35L56_MAIN_RENDER_USER_VOLUME_SHIFT, + CS35L56_MAIN_RENDER_USER_VOLUME_MIN, + CS35L56_MAIN_RENDER_USER_VOLUME_MAX, + CS35L56_MAIN_RENDER_USER_VOLUME_SIGNBIT, + 0, + cs35l56_dspwait_get_volsw, + cs35l56_dspwait_put_volsw, + vol_tlv), + SOC_SINGLE_EXT("Posture Number", CS35L63_MAIN_POSTURE_NUMBER, + 0, 255, 0, + cs35l56_dspwait_get_volsw, cs35l56_dspwait_put_volsw), + SOC_ENUM_EXT_ACC("CAL_SET_STATUS", cs35l56_cal_set_status_enum, + cs35l56_cal_set_status_ctl_get, NULL, + SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE), }; static SOC_VALUE_ENUM_SINGLE_DECL(cs35l56_asp1tx1_enum, @@ -174,25 +202,25 @@ static int cs35l56_play_event(struct snd_soc_dapm_widget *w, unsigned int val; int ret; - dev_dbg(cs35l56->dev, "play: %d\n", event); + dev_dbg(cs35l56->base.dev, "play: %d\n", event); switch (event) { case SND_SOC_DAPM_PRE_PMU: /* Don't wait for ACK, we check in POST_PMU that it completed */ - return regmap_write(cs35l56->regmap, CS35L56_DSP_VIRTUAL1_MBOX_1, + return regmap_write(cs35l56->base.regmap, CS35L56_DSP_VIRTUAL1_MBOX_1, CS35L56_MBOX_CMD_AUDIO_PLAY); case SND_SOC_DAPM_POST_PMU: /* Wait for firmware to enter PS0 power state */ - ret = regmap_read_poll_timeout(cs35l56->regmap, - CS35L56_TRANSDUCER_ACTUAL_PS, + ret = regmap_read_poll_timeout(cs35l56->base.regmap, + cs35l56->base.fw_reg->transducer_actual_ps, val, (val == CS35L56_PS0), CS35L56_PS0_POLL_US, CS35L56_PS0_TIMEOUT_US); if (ret) - dev_err(cs35l56->dev, "PS0 wait failed: %d\n", ret); + dev_err(cs35l56->base.dev, "PS0 wait failed: %d\n", ret); return ret; case SND_SOC_DAPM_POST_PMD: - return cs35l56_mbox_send(cs35l56, CS35L56_MBOX_CMD_AUDIO_PAUSE); + return cs35l56_mbox_send(&cs35l56->base, CS35L56_MBOX_CMD_AUDIO_PAUSE); default: return 0; } @@ -241,6 +269,8 @@ static const struct snd_soc_dapm_widget cs35l56_dapm_widgets[] = { SND_SOC_DAPM_SIGGEN("VDDBMON ADC"), SND_SOC_DAPM_SIGGEN("VBSTMON ADC"), SND_SOC_DAPM_SIGGEN("TEMPMON ADC"), + + SND_SOC_DAPM_INPUT("Calibrate"), }; #define CS35L56_SRC_ROUTE(name) \ @@ -277,6 +307,7 @@ static const struct snd_soc_dapm_route cs35l56_audio_map[] = { { "DSP1", NULL, "ASP1RX1" }, { "DSP1", NULL, "ASP1RX2" }, { "DSP1", NULL, "SDW1 Playback" }, + { "DSP1", NULL, "Calibrate" }, { "AMP", NULL, "DSP1" }, { "SPK", NULL, "AMP" }, @@ -310,109 +341,23 @@ static int cs35l56_dsp_event(struct snd_soc_dapm_widget *w, struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm); struct cs35l56_private *cs35l56 = snd_soc_component_get_drvdata(component); - dev_dbg(cs35l56->dev, "%s: %d\n", __func__, event); + dev_dbg(cs35l56->base.dev, "%s: %d\n", __func__, event); return wm_adsp_event(w, kcontrol, event); } -irqreturn_t cs35l56_irq(int irq, void *data) -{ - struct cs35l56_private *cs35l56 = data; - unsigned int status1 = 0, status8 = 0, status20 = 0; - unsigned int mask1, mask8, mask20; - unsigned int val; - int rv; - - irqreturn_t ret = IRQ_NONE; - - if (!cs35l56->init_done) - return IRQ_NONE; - - mutex_lock(&cs35l56->irq_lock); - - rv = pm_runtime_resume_and_get(cs35l56->dev); - if (rv < 0) { - dev_err(cs35l56->dev, "irq: failed to get pm_runtime: %d\n", rv); - goto err_unlock; - } - - regmap_read(cs35l56->regmap, CS35L56_IRQ1_STATUS, &val); - if ((val & CS35L56_IRQ1_STS_MASK) == 0) { - dev_dbg(cs35l56->dev, "Spurious IRQ: no pending interrupt\n"); - goto err; - } - - /* Ack interrupts */ - regmap_read(cs35l56->regmap, CS35L56_IRQ1_EINT_1, &status1); - regmap_read(cs35l56->regmap, CS35L56_IRQ1_MASK_1, &mask1); - status1 &= ~mask1; - regmap_write(cs35l56->regmap, CS35L56_IRQ1_EINT_1, status1); - - regmap_read(cs35l56->regmap, CS35L56_IRQ1_EINT_8, &status8); - regmap_read(cs35l56->regmap, CS35L56_IRQ1_MASK_8, &mask8); - status8 &= ~mask8; - regmap_write(cs35l56->regmap, CS35L56_IRQ1_EINT_8, status8); - - regmap_read(cs35l56->regmap, CS35L56_IRQ1_EINT_20, &status20); - regmap_read(cs35l56->regmap, CS35L56_IRQ1_MASK_20, &mask20); - status20 &= ~mask20; - /* We don't want EINT20 but they default to unmasked: force mask */ - regmap_write(cs35l56->regmap, CS35L56_IRQ1_MASK_20, 0xffffffff); - - dev_dbg(cs35l56->dev, "%s: %#x %#x\n", __func__, status1, status8); - - /* Check to see if unmasked bits are active */ - if (!status1 && !status8 && !status20) - goto err; - - if (status1 & CS35L56_AMP_SHORT_ERR_EINT1_MASK) - dev_crit(cs35l56->dev, "Amp short error\n"); - - if (status8 & CS35L56_TEMP_ERR_EINT1_MASK) - dev_crit(cs35l56->dev, "Overtemp error\n"); - - ret = IRQ_HANDLED; - -err: - pm_runtime_put(cs35l56->dev); -err_unlock: - mutex_unlock(&cs35l56->irq_lock); - - return ret; -} -EXPORT_SYMBOL_NS_GPL(cs35l56_irq, SND_SOC_CS35L56_CORE); - -int cs35l56_irq_request(struct cs35l56_private *cs35l56, int irq) -{ - int ret; - - if (!irq) - return 0; - - ret = devm_request_threaded_irq(cs35l56->dev, irq, NULL, cs35l56_irq, - IRQF_ONESHOT | IRQF_SHARED | IRQF_TRIGGER_LOW, - "cs35l56", cs35l56); - if (!ret) - cs35l56->irq = irq; - else - dev_err(cs35l56->dev, "Failed to get IRQ: %d\n", ret); - - return ret; -} -EXPORT_SYMBOL_NS_GPL(cs35l56_irq_request, SND_SOC_CS35L56_CORE); - static int cs35l56_asp_dai_set_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt) { struct cs35l56_private *cs35l56 = snd_soc_component_get_drvdata(codec_dai->component); unsigned int val; - dev_dbg(cs35l56->dev, "%s: %#x\n", __func__, fmt); + dev_dbg(cs35l56->base.dev, "%s: %#x\n", __func__, fmt); switch (fmt & SND_SOC_DAIFMT_CLOCK_PROVIDER_MASK) { case SND_SOC_DAIFMT_CBC_CFC: break; default: - dev_err(cs35l56->dev, "Unsupported clock source mode\n"); + dev_err(cs35l56->base.dev, "Unsupported clock source mode\n"); return -EINVAL; } @@ -426,7 +371,7 @@ static int cs35l56_asp_dai_set_fmt(struct snd_soc_dai *codec_dai, unsigned int f cs35l56->tdm_mode = false; break; default: - dev_err(cs35l56->dev, "Unsupported DAI format\n"); + dev_err(cs35l56->base.dev, "Unsupported DAI format\n"); return -EINVAL; } @@ -443,40 +388,29 @@ static int cs35l56_asp_dai_set_fmt(struct snd_soc_dai *codec_dai, unsigned int f case SND_SOC_DAIFMT_NB_NF: break; default: - dev_err(cs35l56->dev, "Invalid clock invert\n"); + dev_err(cs35l56->base.dev, "Invalid clock invert\n"); return -EINVAL; } - regmap_update_bits(cs35l56->regmap, + regmap_update_bits(cs35l56->base.regmap, CS35L56_ASP1_CONTROL2, CS35L56_ASP_FMT_MASK | CS35L56_ASP_BCLK_INV_MASK | CS35L56_ASP_FSYNC_INV_MASK, val); /* Hi-Z DOUT in unused slots and when all TX are disabled */ - regmap_update_bits(cs35l56->regmap, CS35L56_ASP1_CONTROL3, + regmap_update_bits(cs35l56->base.regmap, CS35L56_ASP1_CONTROL3, CS35L56_ASP1_DOUT_HIZ_CTRL_MASK, CS35L56_ASP_UNUSED_HIZ_OFF_HIZ); return 0; } -static void cs35l56_set_asp_slot_positions(struct cs35l56_private *cs35l56, - unsigned int reg, unsigned long mask) +static unsigned int cs35l56_make_tdm_config_word(unsigned int reg_val, unsigned long mask) { - unsigned int reg_val, channel_shift; + unsigned int channel_shift; int bit_num; - /* Init all slots to 63 */ - switch (reg) { - case CS35L56_ASP1_FRAME_CONTROL1: - reg_val = 0x3f3f3f3f; - break; - case CS35L56_ASP1_FRAME_CONTROL5: - reg_val = 0x3f3f3f; - break; - } - /* Enable consecutive TX1..TXn for each of the slots set in mask */ channel_shift = 0; for_each_set_bit(bit_num, &mask, 32) { @@ -485,7 +419,7 @@ static void cs35l56_set_asp_slot_positions(struct cs35l56_private *cs35l56, channel_shift += 8; } - regmap_write(cs35l56->regmap, reg, reg_val); + return reg_val; } static int cs35l56_asp_dai_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx_mask, @@ -494,20 +428,20 @@ static int cs35l56_asp_dai_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx struct cs35l56_private *cs35l56 = snd_soc_component_get_drvdata(dai->component); if ((slots == 0) || (slot_width == 0)) { - dev_dbg(cs35l56->dev, "tdm config cleared\n"); + dev_dbg(cs35l56->base.dev, "tdm config cleared\n"); cs35l56->asp_slot_width = 0; cs35l56->asp_slot_count = 0; return 0; } if (slot_width > (CS35L56_ASP_RX_WIDTH_MASK >> CS35L56_ASP_RX_WIDTH_SHIFT)) { - dev_err(cs35l56->dev, "tdm invalid slot width %d\n", slot_width); + dev_err(cs35l56->base.dev, "tdm invalid slot width %d\n", slot_width); return -EINVAL; } /* More than 32 slots would give an unsupportable BCLK frequency */ if (slots > 32) { - dev_err(cs35l56->dev, "tdm invalid slot count %d\n", slots); + dev_err(cs35l56->base.dev, "tdm invalid slot count %d\n", slots); return -EINVAL; } @@ -521,10 +455,13 @@ static int cs35l56_asp_dai_set_tdm_slot(struct snd_soc_dai *dai, unsigned int tx if (rx_mask == 0) rx_mask = 0xf; // ASPTX1..TX4 in slots 0..3 - cs35l56_set_asp_slot_positions(cs35l56, CS35L56_ASP1_FRAME_CONTROL1, rx_mask); - cs35l56_set_asp_slot_positions(cs35l56, CS35L56_ASP1_FRAME_CONTROL5, tx_mask); + /* Default unused slots to 63 */ + regmap_write(cs35l56->base.regmap, CS35L56_ASP1_FRAME_CONTROL1, + cs35l56_make_tdm_config_word(0x3f3f3f3f, rx_mask)); + regmap_write(cs35l56->base.regmap, CS35L56_ASP1_FRAME_CONTROL5, + cs35l56_make_tdm_config_word(0x3f3f3f, tx_mask)); - dev_dbg(cs35l56->dev, "tdm slot width: %u count: %u tx_mask: %#x rx_mask: %#x\n", + dev_dbg(cs35l56->base.dev, "tdm slot width: %u count: %u tx_mask: %#x rx_mask: %#x\n", cs35l56->asp_slot_width, cs35l56->asp_slot_count, tx_mask, rx_mask); return 0; @@ -544,7 +481,8 @@ static int cs35l56_asp_dai_hw_params(struct snd_pcm_substream *substream, else asp_width = asp_wl; - dev_dbg(cs35l56->dev, "%s: wl=%d, width=%d, rate=%d", __func__, asp_wl, asp_width, rate); + dev_dbg(cs35l56->base.dev, "%s: wl=%d, width=%d, rate=%d", + __func__, asp_wl, asp_width, rate); if (!cs35l56->sysclk_set) { unsigned int slots = cs35l56->asp_slot_count; @@ -562,26 +500,26 @@ static int cs35l56_asp_dai_hw_params(struct snd_pcm_substream *substream, bclk_freq = asp_width * slots * rate; freq_id = cs35l56_get_bclk_freq_id(bclk_freq); if (freq_id < 0) { - dev_err(cs35l56->dev, "%s: Invalid BCLK %u\n", __func__, bclk_freq); + dev_err(cs35l56->base.dev, "%s: Invalid BCLK %u\n", __func__, bclk_freq); return -EINVAL; } - regmap_update_bits(cs35l56->regmap, CS35L56_ASP1_CONTROL1, + regmap_update_bits(cs35l56->base.regmap, CS35L56_ASP1_CONTROL1, CS35L56_ASP_BCLK_FREQ_MASK, freq_id << CS35L56_ASP_BCLK_FREQ_SHIFT); } if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { - regmap_update_bits(cs35l56->regmap, CS35L56_ASP1_CONTROL2, + regmap_update_bits(cs35l56->base.regmap, CS35L56_ASP1_CONTROL2, CS35L56_ASP_RX_WIDTH_MASK, asp_width << CS35L56_ASP_RX_WIDTH_SHIFT); - regmap_update_bits(cs35l56->regmap, CS35L56_ASP1_DATA_CONTROL5, + regmap_update_bits(cs35l56->base.regmap, CS35L56_ASP1_DATA_CONTROL5, CS35L56_ASP_RX_WL_MASK, asp_wl); } else { - regmap_update_bits(cs35l56->regmap, CS35L56_ASP1_CONTROL2, + regmap_update_bits(cs35l56->base.regmap, CS35L56_ASP1_CONTROL2, CS35L56_ASP_TX_WIDTH_MASK, asp_width << CS35L56_ASP_TX_WIDTH_SHIFT); - regmap_update_bits(cs35l56->regmap, CS35L56_ASP1_DATA_CONTROL1, + regmap_update_bits(cs35l56->base.regmap, CS35L56_ASP1_DATA_CONTROL1, CS35L56_ASP_TX_WL_MASK, asp_wl); } @@ -603,7 +541,7 @@ static int cs35l56_asp_dai_set_sysclk(struct snd_soc_dai *dai, if (freq_id < 0) return freq_id; - regmap_update_bits(cs35l56->regmap, CS35L56_ASP1_CONTROL1, + regmap_update_bits(cs35l56->base.regmap, CS35L56_ASP1_CONTROL1, CS35L56_ASP_BCLK_FREQ_MASK, freq_id << CS35L56_ASP_BCLK_FREQ_SHIFT); cs35l56->sysclk_set = true; @@ -646,9 +584,9 @@ static int cs35l56_sdw_dai_hw_params(struct snd_pcm_substream *substream, struct sdw_port_config pconfig; int ret; - dev_dbg(cs35l56->dev, "%s: rate %d\n", __func__, params_rate(params)); + dev_dbg(cs35l56->base.dev, "%s: rate %d\n", __func__, params_rate(params)); - if (!cs35l56->init_done) + if (!cs35l56->base.init_done) return -ENODEV; if (!sdw_stream) @@ -749,6 +687,12 @@ static struct snd_soc_dai_driver cs35l56_dai[] = { .rates = CS35L56_RATES, .formats = CS35L56_RX_FORMATS, }, + .symmetric_rate = 1, + .ops = &cs35l56_sdw_dai_ops, + }, + { + .name = "cs35l56-sdw1c", + .id = 2, .capture = { .stream_name = "SDW1 Capture", .channels_min = 1, @@ -758,86 +702,75 @@ static struct snd_soc_dai_driver cs35l56_dai[] = { }, .symmetric_rate = 1, .ops = &cs35l56_sdw_dai_ops, - } + }, }; -static int cs35l56_wait_for_firmware_boot(struct cs35l56_private *cs35l56) +static int cs35l56_write_cal(struct cs35l56_private *cs35l56) { - unsigned int reg; - unsigned int val; int ret; - if (cs35l56->rev < CS35L56_REVID_B0) - reg = CS35L56_DSP1_HALO_STATE_A1; - else - reg = CS35L56_DSP1_HALO_STATE; - - ret = regmap_read_poll_timeout(cs35l56->regmap, reg, - val, - (val < 0xFFFF) && (val >= CS35L56_HALO_STATE_BOOT_DONE), - CS35L56_HALO_STATE_POLL_US, - CS35L56_HALO_STATE_TIMEOUT_US); + if (cs35l56->base.secured || !cs35l56->base.cal_data_valid) + return -ENODATA; - if ((ret < 0) && (ret != -ETIMEDOUT)) { - dev_err(cs35l56->dev, "Failed to read HALO_STATE: %d\n", ret); + ret = wm_adsp_run(&cs35l56->dsp); + if (ret) return ret; - } - if ((ret == -ETIMEDOUT) || (val != CS35L56_HALO_STATE_BOOT_DONE)) { - dev_err(cs35l56->dev, "Firmware boot fail: HALO_STATE=%#x\n", val); - return -EIO; - } + ret = cs_amp_write_cal_coeffs(&cs35l56->dsp.cs_dsp, + cs35l56->base.calibration_controls, + &cs35l56->base.cal_data); - return 0; -} + wm_adsp_stop(&cs35l56->dsp); -static inline void cs35l56_wait_min_reset_pulse(void) -{ - /* Satisfy minimum reset pulse width spec */ - usleep_range(CS35L56_RESET_PULSE_MIN_US, 2 * CS35L56_RESET_PULSE_MIN_US); -} + if (ret == 0) + dev_info(cs35l56->base.dev, "Calibration applied\n"); -static const struct reg_sequence cs35l56_system_reset_seq[] = { - REG_SEQ0(CS35L56_DSP_VIRTUAL1_MBOX_1, CS35L56_MBOX_CMD_SYSTEM_RESET), -}; + return ret; +} -static void cs35l56_system_reset(struct cs35l56_private *cs35l56) +static int cs35l56_dsp_download_and_power_up(struct cs35l56_private *cs35l56, + bool load_firmware) { - cs35l56->soft_resetting = true; + int ret; /* - * Must enter cache-only first so there can't be any more register - * accesses other than the controlled system reset sequence below. + * Abort the first load if it didn't find the suffixed bins and + * we have an alternate fallback suffix. */ - regcache_cache_only(cs35l56->regmap, true); - regmap_multi_reg_write_bypassed(cs35l56->regmap, - cs35l56_system_reset_seq, - ARRAY_SIZE(cs35l56_system_reset_seq)); + cs35l56->dsp.bin_mandatory = (load_firmware && cs35l56->fallback_fw_suffix); + + ret = wm_adsp_power_up(&cs35l56->dsp, load_firmware); + if ((ret == -ENOENT) && cs35l56->dsp.bin_mandatory) { + cs35l56->dsp.fwf_suffix = cs35l56->fallback_fw_suffix; + cs35l56->fallback_fw_suffix = NULL; + cs35l56->dsp.bin_mandatory = false; + ret = wm_adsp_power_up(&cs35l56->dsp, load_firmware); + } - /* On SoundWire the registers won't be accessible until it re-enumerates. */ - if (cs35l56->sdw_peripheral) - return; + if (ret) { + dev_dbg(cs35l56->base.dev, "wm_adsp_power_up ret %d\n", ret); + return ret; + } - usleep_range(CS35L56_CONTROL_PORT_READY_US, CS35L56_CONTROL_PORT_READY_US + 400); - regcache_cache_only(cs35l56->regmap, false); + return 0; } -static void cs35l56_secure_patch(struct cs35l56_private *cs35l56) +static void cs35l56_reinit_patch(struct cs35l56_private *cs35l56) { int ret; - /* Use wm_adsp to load and apply the firmware patch and coefficient files */ - ret = wm_adsp_power_up(&cs35l56->dsp); + ret = cs35l56_dsp_download_and_power_up(cs35l56, true); if (ret) - dev_dbg(cs35l56->dev, "%s: wm_adsp_power_up ret %d\n", __func__, ret); - else - cs35l56_mbox_send(cs35l56, CS35L56_MBOX_CMD_AUDIO_REINIT); + return; + + cs35l56_write_cal(cs35l56); + + /* Always REINIT after applying patch or coefficients */ + cs35l56_mbox_send(&cs35l56->base, CS35L56_MBOX_CMD_AUDIO_REINIT); } -static void cs35l56_patch(struct cs35l56_private *cs35l56) +static void cs35l56_patch(struct cs35l56_private *cs35l56, bool firmware_missing) { - unsigned int reg; - unsigned int val; int ret; /* @@ -854,35 +787,25 @@ static void cs35l56_patch(struct cs35l56_private *cs35l56) flush_work(&cs35l56->sdw_irq_work); } - ret = cs35l56_mbox_send(cs35l56, CS35L56_MBOX_CMD_SHUTDOWN); + ret = cs35l56_firmware_shutdown(&cs35l56->base); if (ret) goto err; - if (cs35l56->rev < CS35L56_REVID_B0) - reg = CS35L56_DSP1_PM_CUR_STATE_A1; - else - reg = CS35L56_DSP1_PM_CUR_STATE; - - ret = regmap_read_poll_timeout(cs35l56->regmap, reg, - val, (val == CS35L56_HALO_STATE_SHUTDOWN), - CS35L56_HALO_STATE_POLL_US, - CS35L56_HALO_STATE_TIMEOUT_US); - if (ret < 0) - dev_err(cs35l56->dev, "Failed to poll PM_CUR_STATE to 1 is %d (ret %d)\n", - val, ret); - - /* Use wm_adsp to load and apply the firmware patch and coefficient files */ - ret = wm_adsp_power_up(&cs35l56->dsp); - if (ret) { - dev_dbg(cs35l56->dev, "%s: wm_adsp_power_up ret %d\n", __func__, ret); + /* + * Use wm_adsp to load and apply the firmware patch and coefficient files, + * but only if firmware is missing. If firmware is already patched just + * power-up wm_adsp without downloading firmware. + */ + ret = cs35l56_dsp_download_and_power_up(cs35l56, firmware_missing); + if (ret) goto err; - } - mutex_lock(&cs35l56->irq_lock); + mutex_lock(&cs35l56->base.irq_lock); - init_completion(&cs35l56->init_completion); + reinit_completion(&cs35l56->init_completion); - cs35l56_system_reset(cs35l56); + cs35l56->soft_resetting = true; + cs35l56_system_reset(&cs35l56->base, !!cs35l56->sdw_peripheral); if (cs35l56->sdw_peripheral) { /* @@ -892,18 +815,27 @@ static void cs35l56_patch(struct cs35l56_private *cs35l56) */ if (!wait_for_completion_timeout(&cs35l56->init_completion, msecs_to_jiffies(5000))) { - dev_err(cs35l56->dev, "%s: init_completion timed out (SDW)\n", __func__); + dev_err(cs35l56->base.dev, "%s: init_completion timed out (SDW)\n", + __func__); goto err_unlock; } } else if (cs35l56_init(cs35l56)) { goto err_unlock; } - regmap_clear_bits(cs35l56->regmap, CS35L56_PROTECTION_STATUS, CS35L56_FIRMWARE_MISSING); - cs35l56->fw_patched = true; + /* Check if the firmware is still reported missing */ + cs35l56_warn_if_firmware_missing(&cs35l56->base); + + regmap_clear_bits(cs35l56->base.regmap, + cs35l56->base.fw_reg->prot_sts, + CS35L56_FIRMWARE_MISSING); + cs35l56->base.fw_patched = true; + + if (cs35l56_write_cal(cs35l56) == 0) + cs35l56_mbox_send(&cs35l56->base, CS35L56_MBOX_CMD_AUDIO_REINIT); err_unlock: - mutex_unlock(&cs35l56->irq_lock); + mutex_unlock(&cs35l56->base.irq_lock); err: /* Re-enable SoundWire interrupts */ if (cs35l56->sdw_peripheral) { @@ -918,262 +850,450 @@ static void cs35l56_dsp_work(struct work_struct *work) struct cs35l56_private *cs35l56 = container_of(work, struct cs35l56_private, dsp_work); + unsigned int firmware_version; + bool firmware_missing; + int ret; - if (!cs35l56->init_done) + if (!cs35l56->base.init_done) return; - pm_runtime_get_sync(cs35l56->dev); + pm_runtime_get_sync(cs35l56->base.dev); + + ret = cs35l56_read_prot_status(&cs35l56->base, &firmware_missing, &firmware_version); + if (ret) + goto err; + + /* Populate fw file qualifier with the revision and security state */ + kfree(cs35l56->dsp.fwf_name); + if (firmware_missing) { + cs35l56->dsp.fwf_name = kasprintf(GFP_KERNEL, "%02x-dsp1", cs35l56->base.rev); + } else { + /* Firmware files must match the running firmware version */ + cs35l56->dsp.fwf_name = kasprintf(GFP_KERNEL, + "%02x%s-%06x-dsp1", + cs35l56->base.rev, + cs35l56->base.secured ? "-s" : "", + firmware_version); + } + + if (!cs35l56->dsp.fwf_name) + goto err; + + dev_dbg(cs35l56->base.dev, "DSP fwf name: '%s' system name: '%s'\n", + cs35l56->dsp.fwf_name, cs35l56->dsp.system_name); /* - * When the device is running in secure mode the firmware files can - * only contain insecure tunings and therefore we do not need to - * shutdown the firmware to apply them and can use the lower cost - * reinit sequence instead. + * The firmware cannot be patched if it is already running from + * patch RAM. In this case the firmware files are versioned to + * match the running firmware version and will only contain + * tunings. We do not need to shutdown the firmware to apply + * tunings so can use the lower cost reinit sequence instead. */ - if (cs35l56->secured) - cs35l56_secure_patch(cs35l56); + if (!firmware_missing) + cs35l56_reinit_patch(cs35l56); else - cs35l56_patch(cs35l56); + cs35l56_patch(cs35l56, firmware_missing); - pm_runtime_mark_last_busy(cs35l56->dev); - pm_runtime_put_autosuspend(cs35l56->dev); + cs35l56_log_tuning(&cs35l56->base, &cs35l56->dsp.cs_dsp); +err: + pm_runtime_put_autosuspend(cs35l56->base.dev); } -static int cs35l56_component_probe(struct snd_soc_component *component) +static struct snd_soc_dapm_context *cs35l56_power_up_for_cal(struct cs35l56_private *cs35l56) { - struct cs35l56_private *cs35l56 = snd_soc_component_get_drvdata(component); - struct dentry *debugfs_root = component->debugfs_root; + struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(cs35l56->component); + int ret; - BUILD_BUG_ON(ARRAY_SIZE(cs35l56_tx_input_texts) != ARRAY_SIZE(cs35l56_tx_input_values)); + ret = snd_soc_dapm_enable_pin(dapm, "Calibrate"); + if (ret) + return ERR_PTR(ret); - if (!wait_for_completion_timeout(&cs35l56->init_completion, - msecs_to_jiffies(5000))) { - dev_err(cs35l56->dev, "%s: init_completion timed out\n", __func__); - return -ENODEV; - } + snd_soc_dapm_sync(dapm); - cs35l56->component = component; - wm_adsp2_component_probe(&cs35l56->dsp, component); + return dapm; +} - debugfs_create_bool("init_done", 0444, debugfs_root, &cs35l56->init_done); - debugfs_create_bool("can_hibernate", 0444, debugfs_root, &cs35l56->can_hibernate); - debugfs_create_bool("fw_patched", 0444, debugfs_root, &cs35l56->fw_patched); +static void cs35l56_power_down_after_cal(struct cs35l56_private *cs35l56) +{ + struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(cs35l56->component); - queue_work(cs35l56->dsp_wq, &cs35l56->dsp_work); + snd_soc_dapm_disable_pin(dapm, "Calibrate"); + snd_soc_dapm_sync(dapm); +} - return 0; +static ssize_t cs35l56_debugfs_calibrate_write(struct file *file, + const char __user *from, + size_t count, loff_t *ppos) +{ + struct cs35l56_base *cs35l56_base = file->private_data; + struct cs35l56_private *cs35l56 = cs35l56_private_from_base(cs35l56_base); + struct snd_soc_dapm_context *dapm; + ssize_t ret; + + dapm = cs35l56_power_up_for_cal(cs35l56); + if (IS_ERR(dapm)) + return PTR_ERR(dapm); + + snd_soc_dapm_mutex_lock(dapm); + ret = cs35l56_calibrate_debugfs_write(&cs35l56->base, from, count, ppos); + snd_soc_dapm_mutex_unlock(dapm); + + cs35l56_power_down_after_cal(cs35l56); + + return ret; } -static void cs35l56_component_remove(struct snd_soc_component *component) +static ssize_t cs35l56_debugfs_cal_temperature_write(struct file *file, + const char __user *from, + size_t count, loff_t *ppos) { - struct cs35l56_private *cs35l56 = snd_soc_component_get_drvdata(component); + struct cs35l56_base *cs35l56_base = file->private_data; + struct cs35l56_private *cs35l56 = cs35l56_private_from_base(cs35l56_base); + struct snd_soc_dapm_context *dapm; + ssize_t ret; - cancel_work_sync(&cs35l56->dsp_work); + dapm = cs35l56_power_up_for_cal(cs35l56); + if (IS_ERR(dapm)) + return PTR_ERR(dapm); + + ret = cs35l56_cal_ambient_debugfs_write(&cs35l56->base, from, count, ppos); + cs35l56_power_down_after_cal(cs35l56); + + return ret; } -static int cs35l56_set_bias_level(struct snd_soc_component *component, - enum snd_soc_bias_level level) +static ssize_t cs35l56_debugfs_cal_data_read(struct file *file, + char __user *to, + size_t count, loff_t *ppos) { - struct cs35l56_private *cs35l56 = snd_soc_component_get_drvdata(component); + struct cs35l56_base *cs35l56_base = file->private_data; + struct cs35l56_private *cs35l56 = cs35l56_private_from_base(cs35l56_base); + struct snd_soc_dapm_context *dapm; + ssize_t ret; - switch (level) { - case SND_SOC_BIAS_STANDBY: - /* - * Wait for patching to complete when transitioning from - * BIAS_OFF to BIAS_STANDBY - */ - if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) - cs35l56_wait_dsp_ready(cs35l56); + dapm = cs35l56_power_up_for_cal(cs35l56); + if (IS_ERR(dapm)) + return PTR_ERR(dapm); - break; - default: - break; - } + ret = cs35l56_cal_data_debugfs_read(&cs35l56->base, to, count, ppos); + cs35l56_power_down_after_cal(cs35l56); - return 0; + return ret; } -static const struct snd_soc_component_driver soc_component_dev_cs35l56 = { - .probe = cs35l56_component_probe, - .remove = cs35l56_component_remove, +static int cs35l56_new_cal_data_apply(struct cs35l56_private *cs35l56) +{ + struct snd_soc_dapm_context *dapm; + int ret; - .dapm_widgets = cs35l56_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(cs35l56_dapm_widgets), - .dapm_routes = cs35l56_audio_map, - .num_dapm_routes = ARRAY_SIZE(cs35l56_audio_map), - .controls = cs35l56_controls, - .num_controls = ARRAY_SIZE(cs35l56_controls), + if (!cs35l56->base.cal_data_valid) + return -ENXIO; - .set_bias_level = cs35l56_set_bias_level, + if (cs35l56->base.secured) + return -EACCES; - .suspend_bias_off = 1, /* see cs35l56_system_resume() */ -}; + dapm = cs35l56_power_up_for_cal(cs35l56); + if (IS_ERR(dapm)) + return PTR_ERR(dapm); -static const struct reg_sequence cs35l56_hibernate_seq[] = { - /* This must be the last register access */ - REG_SEQ0(CS35L56_DSP_VIRTUAL1_MBOX_1, CS35L56_MBOX_CMD_HIBERNATE_NOW), -}; + snd_soc_dapm_mutex_lock(dapm); + ret = cs_amp_write_cal_coeffs(&cs35l56->dsp.cs_dsp, + cs35l56->base.calibration_controls, + &cs35l56->base.cal_data); + if (ret == 0) + cs35l56_mbox_send(&cs35l56->base, CS35L56_MBOX_CMD_AUDIO_REINIT); + else + ret = -EIO; -static const struct reg_sequence cs35l56_hibernate_wake_seq[] = { - REG_SEQ0(CS35L56_DSP_VIRTUAL1_MBOX_1, CS35L56_MBOX_CMD_WAKEUP), -}; + snd_soc_dapm_mutex_unlock(dapm); + cs35l56_power_down_after_cal(cs35l56); + + return ret; +} -int cs35l56_runtime_suspend(struct device *dev) +static ssize_t cs35l56_debugfs_cal_data_write(struct file *file, + const char __user *from, + size_t count, loff_t *ppos) { - struct cs35l56_private *cs35l56 = dev_get_drvdata(dev); - unsigned int val; + struct cs35l56_base *cs35l56_base = file->private_data; + struct cs35l56_private *cs35l56 = cs35l56_private_from_base(cs35l56_base); int ret; - if (!cs35l56->init_done) - return 0; + ret = cs35l56_cal_data_debugfs_write(&cs35l56->base, from, count, ppos); + if (ret == -ENODATA) + return count; /* Ignore writes of empty cal blobs */ + else if (ret < 0) + return -EIO; - /* Firmware must have entered a power-save state */ - ret = regmap_read_poll_timeout(cs35l56->regmap, - CS35L56_TRANSDUCER_ACTUAL_PS, - val, (val >= CS35L56_PS3), - CS35L56_PS3_POLL_US, - CS35L56_PS3_TIMEOUT_US); + ret = cs35l56_new_cal_data_apply(cs35l56); if (ret) - dev_warn(cs35l56->dev, "PS3 wait failed: %d\n", ret); + return ret; - /* Clear BOOT_DONE so it can be used to detect a reboot */ - regmap_write(cs35l56->regmap, CS35L56_IRQ1_EINT_4, CS35L56_OTP_BOOT_DONE_MASK); + return count; +} - if (!cs35l56->can_hibernate) { - regcache_cache_only(cs35l56->regmap, true); - dev_dbg(dev, "Suspended: no hibernate"); +static const struct cs35l56_cal_debugfs_fops cs35l56_cal_debugfs_fops = { + .calibrate = { + .write = cs35l56_debugfs_calibrate_write, + }, + .cal_temperature = { + .write = cs35l56_debugfs_cal_temperature_write, + }, + .cal_data = { + .read = cs35l56_debugfs_cal_data_read, + .write = cs35l56_debugfs_cal_data_write, + }, +}; - return 0; - } +static int cs35l56_cal_data_rb_ctl_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); + struct cs35l56_private *cs35l56 = snd_soc_component_get_drvdata(component); - /* - * Enable auto-hibernate. If it is woken by some other wake source - * it will automatically return to hibernate. - */ - cs35l56_mbox_send(cs35l56, CS35L56_MBOX_CMD_ALLOW_AUTO_HIBERNATE); + if (!cs35l56->base.cal_data_valid) + return -ENODATA; + + memcpy(ucontrol->value.bytes.data, &cs35l56->base.cal_data, + sizeof(cs35l56->base.cal_data)); + + return 0; +} + +static int cs35l56_cal_data_ctl_get(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); + struct cs35l56_private *cs35l56 = snd_soc_component_get_drvdata(component); /* - * Must enter cache-only first so there can't be any more register - * accesses other than the controlled hibernate sequence below. + * This control is write-only but mixer libraries often try to read + * a control before writing it. So we have to implement read. + * Return zeros so a write of valid data will always be a change + * from its "current value". */ - regcache_cache_only(cs35l56->regmap, true); + memset(ucontrol->value.bytes.data, 0, sizeof(cs35l56->base.cal_data)); - regmap_multi_reg_write_bypassed(cs35l56->regmap, - cs35l56_hibernate_seq, - ARRAY_SIZE(cs35l56_hibernate_seq)); + return 0; +} - dev_dbg(dev, "Suspended: hibernate"); +static int cs35l56_cal_data_ctl_set(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); + struct cs35l56_private *cs35l56 = snd_soc_component_get_drvdata(component); + const struct cirrus_amp_cal_data *cal_data = (const void *)ucontrol->value.bytes.data; + int ret; - return 0; + if (cs35l56->base.cal_data_valid) + return -EACCES; + + ret = cs35l56_stash_calibration(&cs35l56->base, cal_data); + if (ret) + return ret; + + ret = cs35l56_new_cal_data_apply(cs35l56); + if (ret < 0) + return ret; + + return 1; } -EXPORT_SYMBOL_NS_GPL(cs35l56_runtime_suspend, SND_SOC_CS35L56_CORE); -static int __maybe_unused cs35l56_runtime_resume_i2c_spi(struct device *dev) +static const struct snd_kcontrol_new cs35l56_cal_data_restore_controls[] = { + SND_SOC_BYTES_E("CAL_DATA", 0, sizeof(struct cirrus_amp_cal_data) / sizeof(u32), + cs35l56_cal_data_ctl_get, cs35l56_cal_data_ctl_set), + SND_SOC_BYTES_E_ACC("CAL_DATA_RB", 0, sizeof(struct cirrus_amp_cal_data) / sizeof(u32), + cs35l56_cal_data_rb_ctl_get, NULL, + SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE), +}; + +static int cs35l56_set_fw_suffix(struct cs35l56_private *cs35l56) { - struct cs35l56_private *cs35l56 = dev_get_drvdata(dev); + if (cs35l56->dsp.fwf_suffix) + return 0; - if (!cs35l56->init_done) + if (!cs35l56->sdw_peripheral) return 0; - return cs35l56_runtime_resume_common(cs35l56); + cs35l56->dsp.fwf_suffix = devm_kasprintf(cs35l56->base.dev, GFP_KERNEL, + "l%uu%u", + cs35l56->sdw_link_num, + cs35l56->sdw_unique_id); + if (!cs35l56->dsp.fwf_suffix) + return -ENOMEM; + + /* + * There are published firmware files for L56 B0 silicon using + * the ALSA prefix as the filename suffix. Default to trying these + * first, with the new name as an alternate. + */ + if ((cs35l56->base.type == 0x56) && (cs35l56->base.rev == 0xb0)) { + cs35l56->fallback_fw_suffix = cs35l56->dsp.fwf_suffix; + cs35l56->dsp.fwf_suffix = cs35l56->component->name_prefix; + } + + return 0; } -int cs35l56_runtime_resume_common(struct cs35l56_private *cs35l56) +static int cs35l56_component_probe(struct snd_soc_component *component) { - unsigned int val; + struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component); + struct cs35l56_private *cs35l56 = snd_soc_component_get_drvdata(component); + struct dentry *debugfs_root = component->debugfs_root; + unsigned short vendor, device; int ret; - if (!cs35l56->can_hibernate) - goto out_sync; + BUILD_BUG_ON(ARRAY_SIZE(cs35l56_tx_input_texts) != ARRAY_SIZE(cs35l56_tx_input_values)); - if (!cs35l56->sdw_peripheral) { - /* - * Dummy transaction to trigger I2C/SPI auto-wake. This will NAK on I2C. - * Must be done before releasing cache-only. - */ - regmap_multi_reg_write_bypassed(cs35l56->regmap, - cs35l56_hibernate_wake_seq, - ARRAY_SIZE(cs35l56_hibernate_wake_seq)); + if (!cs35l56->dsp.system_name && + (snd_soc_card_get_pci_ssid(component->card, &vendor, &device) == 0)) { + /* Append a speaker qualifier if there is a speaker ID */ + if (cs35l56->speaker_id >= 0) { + cs35l56->dsp.system_name = devm_kasprintf(cs35l56->base.dev, + GFP_KERNEL, + "%04x%04x-spkid%d", + vendor, device, + cs35l56->speaker_id); + } else { + cs35l56->dsp.system_name = devm_kasprintf(cs35l56->base.dev, + GFP_KERNEL, + "%04x%04x", + vendor, device); + } + if (!cs35l56->dsp.system_name) + return -ENOMEM; + } - usleep_range(CS35L56_CONTROL_PORT_READY_US, - CS35L56_CONTROL_PORT_READY_US + 400); + if (!wait_for_completion_timeout(&cs35l56->init_completion, + msecs_to_jiffies(5000))) { + dev_err(cs35l56->base.dev, "%s: init_completion timed out\n", __func__); + return -ENODEV; } -out_sync: - regcache_cache_only(cs35l56->regmap, false); + cs35l56->dsp.part = kasprintf(GFP_KERNEL, "cs35l%02x", cs35l56->base.type); + if (!cs35l56->dsp.part) + return -ENOMEM; - ret = cs35l56_wait_for_firmware_boot(cs35l56); - if (ret) { - dev_err(cs35l56->dev, "Hibernate wake failed: %d\n", ret); - goto err; + cs35l56->component = component; + ret = cs35l56_set_fw_suffix(cs35l56); + if (ret) + return ret; + + wm_adsp2_component_probe(&cs35l56->dsp, component); + + debugfs_create_bool("init_done", 0444, debugfs_root, &cs35l56->base.init_done); + debugfs_create_bool("can_hibernate", 0444, debugfs_root, &cs35l56->base.can_hibernate); + debugfs_create_bool("fw_patched", 0444, debugfs_root, &cs35l56->base.fw_patched); + + + switch (cs35l56->base.type) { + case 0x54: + case 0x56: + case 0x57: + ret = snd_soc_add_component_controls(component, cs35l56_controls, + ARRAY_SIZE(cs35l56_controls)); + break; + case 0x63: + ret = snd_soc_add_component_controls(component, cs35l63_controls, + ARRAY_SIZE(cs35l63_controls)); + break; + default: + ret = -ENODEV; + break; + } + + if (!ret && IS_ENABLED(CONFIG_SND_SOC_CS35L56_CAL_SET_CTRL)) { + ret = snd_soc_add_component_controls(component, + cs35l56_cal_data_restore_controls, + ARRAY_SIZE(cs35l56_cal_data_restore_controls)); } - ret = cs35l56_mbox_send(cs35l56, CS35L56_MBOX_CMD_PREVENT_AUTO_HIBERNATE); if (ret) - goto err; + return dev_err_probe(cs35l56->base.dev, ret, "unable to add controls\n"); - /* BOOT_DONE will be 1 if the amp reset */ - regmap_read(cs35l56->regmap, CS35L56_IRQ1_EINT_4, &val); - if (val & CS35L56_OTP_BOOT_DONE_MASK) { - dev_dbg(cs35l56->dev, "Registers reset in suspend\n"); - regcache_mark_dirty(cs35l56->regmap); - } + ret = snd_soc_dapm_disable_pin(dapm, "Calibrate"); + if (ret) + return ret; - regcache_sync(cs35l56->regmap); + if (IS_ENABLED(CONFIG_SND_SOC_CS35L56_CAL_DEBUGFS)) + cs35l56_create_cal_debugfs(&cs35l56->base, &cs35l56_cal_debugfs_fops); - dev_dbg(cs35l56->dev, "Resumed"); + queue_work(cs35l56->dsp_wq, &cs35l56->dsp_work); return 0; +} -err: - regmap_write(cs35l56->regmap, CS35L56_DSP_VIRTUAL1_MBOX_1, - CS35L56_MBOX_CMD_HIBERNATE_NOW); +static void cs35l56_component_remove(struct snd_soc_component *component) +{ + struct cs35l56_private *cs35l56 = snd_soc_component_get_drvdata(component); - regcache_cache_only(cs35l56->regmap, true); + cancel_work_sync(&cs35l56->dsp_work); - return ret; + cs35l56_remove_cal_debugfs(&cs35l56->base); + + if (cs35l56->dsp.cs_dsp.booted) + wm_adsp_power_down(&cs35l56->dsp); + + wm_adsp2_component_remove(&cs35l56->dsp, component); + + kfree(cs35l56->dsp.part); + cs35l56->dsp.part = NULL; + + kfree(cs35l56->dsp.fwf_name); + cs35l56->dsp.fwf_name = NULL; + + cs35l56->component = NULL; } -EXPORT_SYMBOL_NS_GPL(cs35l56_runtime_resume_common, SND_SOC_CS35L56_CORE); -static int cs35l56_is_fw_reload_needed(struct cs35l56_private *cs35l56) +static int cs35l56_set_bias_level(struct snd_soc_component *component, + enum snd_soc_bias_level level) { - unsigned int val; - int ret; + struct cs35l56_private *cs35l56 = snd_soc_component_get_drvdata(component); + struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component); - /* Nothing to re-patch if we haven't done any patching yet. */ - if (!cs35l56->fw_patched) - return false; + switch (level) { + case SND_SOC_BIAS_STANDBY: + /* + * Wait for patching to complete when transitioning from + * BIAS_OFF to BIAS_STANDBY + */ + if (snd_soc_dapm_get_bias_level(dapm) == SND_SOC_BIAS_OFF) + cs35l56_wait_dsp_ready(cs35l56); - /* - * If we have control of RESET we will have asserted it so the firmware - * will need re-patching. - */ - if (cs35l56->reset_gpio) - return true; + break; + default: + break; + } - /* - * In secure mode FIRMWARE_MISSING is cleared by the BIOS loader so - * can't be used here to test for memory retention. - * Assume that tuning must be re-loaded. - */ - if (cs35l56->secured) - return true; + return 0; +} - ret = pm_runtime_resume_and_get(cs35l56->dev); - if (ret) { - dev_err(cs35l56->dev, "Failed to runtime_get: %d\n", ret); - return ret; - } +static const struct snd_soc_component_driver soc_component_dev_cs35l56 = { + .probe = cs35l56_component_probe, + .remove = cs35l56_component_remove, - ret = regmap_read(cs35l56->regmap, CS35L56_PROTECTION_STATUS, &val); - if (ret) - dev_err(cs35l56->dev, "Failed to read PROTECTION_STATUS: %d\n", ret); - else - ret = !!(val & CS35L56_FIRMWARE_MISSING); + .dapm_widgets = cs35l56_dapm_widgets, + .num_dapm_widgets = ARRAY_SIZE(cs35l56_dapm_widgets), + .dapm_routes = cs35l56_audio_map, + .num_dapm_routes = ARRAY_SIZE(cs35l56_audio_map), - pm_runtime_put_autosuspend(cs35l56->dev); + .set_bias_level = cs35l56_set_bias_level, - return ret; + .suspend_bias_off = 1, /* see cs35l56_system_resume() */ +}; + +static int __maybe_unused cs35l56_runtime_suspend_i2c_spi(struct device *dev) +{ + struct cs35l56_private *cs35l56 = dev_get_drvdata(dev); + + return cs35l56_runtime_suspend_common(&cs35l56->base); +} + +static int __maybe_unused cs35l56_runtime_resume_i2c_spi(struct device *dev) +{ + struct cs35l56_private *cs35l56 = dev_get_drvdata(dev); + + return cs35l56_runtime_resume_common(&cs35l56->base, false); } int cs35l56_system_suspend(struct device *dev) @@ -1191,8 +1311,8 @@ int cs35l56_system_suspend(struct device *dev) * clear it. Prevent this race by temporarily disabling the parent irq * until we reach _no_irq. */ - if (cs35l56->irq) - disable_irq(cs35l56->irq); + if (cs35l56->base.irq) + disable_irq(cs35l56->base.irq); return pm_runtime_force_suspend(dev); } @@ -1209,8 +1329,8 @@ int cs35l56_system_suspend_late(struct device *dev) * RESET is usually shared by all amps so it must not be asserted until * all driver instances have done their suspend() stage. */ - if (cs35l56->reset_gpio) { - gpiod_set_value_cansleep(cs35l56->reset_gpio, 0); + if (cs35l56->base.reset_gpio) { + gpiod_set_value_cansleep(cs35l56->base.reset_gpio, 0); cs35l56_wait_min_reset_pulse(); } @@ -1227,8 +1347,8 @@ int cs35l56_system_suspend_no_irq(struct device *dev) dev_dbg(dev, "system_suspend_no_irq\n"); /* Handlers are now disabled so the parent IRQ can safely be re-enabled. */ - if (cs35l56->irq) - enable_irq(cs35l56->irq); + if (cs35l56->base.irq) + enable_irq(cs35l56->base.irq); return 0; } @@ -1247,8 +1367,8 @@ int cs35l56_system_resume_no_irq(struct device *dev) * clear it, until it has fully resumed. Prevent this race by temporarily * disabling the parent irq until we complete resume(). */ - if (cs35l56->irq) - disable_irq(cs35l56->irq); + if (cs35l56->base.irq) + disable_irq(cs35l56->base.irq); return 0; } @@ -1262,8 +1382,8 @@ int cs35l56_system_resume_early(struct device *dev) dev_dbg(dev, "system_resume_early\n"); /* Ensure a spec-compliant RESET pulse. */ - if (cs35l56->reset_gpio) { - gpiod_set_value_cansleep(cs35l56->reset_gpio, 0); + if (cs35l56->base.reset_gpio) { + gpiod_set_value_cansleep(cs35l56->base.reset_gpio, 0); cs35l56_wait_min_reset_pulse(); } @@ -1275,7 +1395,7 @@ int cs35l56_system_resume_early(struct device *dev) } /* Release shared RESET before drivers start resume(). */ - gpiod_set_value_cansleep(cs35l56->reset_gpio, 1); + gpiod_set_value_cansleep(cs35l56->base.reset_gpio, 1); return 0; } @@ -1288,10 +1408,16 @@ int cs35l56_system_resume(struct device *dev) dev_dbg(dev, "system_resume\n"); + /* + * We might have done a hard reset or the CS35L56 was power-cycled + * so wait for control port to be ready. + */ + cs35l56_wait_control_port_ready(); + /* Undo pm_runtime_force_suspend() before re-enabling the irq */ ret = pm_runtime_force_resume(dev); - if (cs35l56->irq) - enable_irq(cs35l56->irq); + if (cs35l56->base.irq) + enable_irq(cs35l56->base.irq); if (ret) return ret; @@ -1300,12 +1426,13 @@ int cs35l56_system_resume(struct device *dev) if (!cs35l56->component) return 0; - ret = cs35l56_is_fw_reload_needed(cs35l56); - dev_dbg(cs35l56->dev, "fw_reload_needed: %d\n", ret); + ret = cs35l56_is_fw_reload_needed(&cs35l56->base); + dev_dbg(cs35l56->base.dev, "fw_reload_needed: %d\n", ret); if (ret < 1) return ret; - cs35l56->fw_patched = false; + cs35l56->base.fw_patched = false; + wm_adsp_power_down(&cs35l56->dsp); queue_work(cs35l56->dsp_wq, &cs35l56->dsp_work); /* @@ -1317,6 +1444,11 @@ int cs35l56_system_resume(struct device *dev) } EXPORT_SYMBOL_GPL(cs35l56_system_resume); +static int cs35l56_control_add_nop(struct wm_adsp *dsp, struct cs_dsp_coeff_ctl *cs_ctl) +{ + return 0; +} + static int cs35l56_dsp_init(struct cs35l56_private *cs35l56) { struct wm_adsp *dsp; @@ -1329,126 +1461,240 @@ static int cs35l56_dsp_init(struct cs35l56_private *cs35l56) INIT_WORK(&cs35l56->dsp_work, cs35l56_dsp_work); dsp = &cs35l56->dsp; - dsp->part = "cs35l56"; - dsp->cs_dsp.num = 1; - dsp->cs_dsp.type = WMFW_HALO; - dsp->cs_dsp.rev = 0; + cs35l56_init_cs_dsp(&cs35l56->base, &dsp->cs_dsp); + + /* + * dsp->part is filled in later as it is based on the DEVID. In a + * SoundWire system that cannot be read until enumeration has occurred + * and the device has attached. + */ dsp->fw = 12; - dsp->cs_dsp.dev = cs35l56->dev; - dsp->cs_dsp.regmap = cs35l56->regmap; - dsp->cs_dsp.base = CS35L56_DSP1_CORE_BASE; - dsp->cs_dsp.base_sysinfo = CS35L56_DSP1_SYS_INFO_ID; - dsp->cs_dsp.mem = cs35l56_dsp1_regions; - dsp->cs_dsp.num_mems = ARRAY_SIZE(cs35l56_dsp1_regions); - dsp->cs_dsp.no_core_startstop = true; dsp->wmfw_optional = true; - dev_dbg(cs35l56->dev, "DSP system name: '%s'\n", dsp->system_name); + /* + * None of the firmware controls need to be exported so add a no-op + * callback that suppresses creating an ALSA control. + */ + dsp->control_add = &cs35l56_control_add_nop; + + dev_dbg(cs35l56->base.dev, "DSP system name: '%s'\n", dsp->system_name); ret = wm_halo_init(dsp); if (ret != 0) { - dev_err(cs35l56->dev, "wm_halo_init failed\n"); + dev_err(cs35l56->base.dev, "wm_halo_init failed\n"); return ret; } return 0; } -static int cs35l56_acpi_get_name(struct cs35l56_private *cs35l56) +static int cs35l56_get_firmware_uid(struct cs35l56_private *cs35l56) { - acpi_handle handle = ACPI_HANDLE(cs35l56->dev); - const char *sub; + struct device *dev = cs35l56->base.dev; + const char *prop; + int ret; - /* If there is no ACPI_HANDLE, there is no ACPI for this system, return 0 */ - if (!handle) + ret = device_property_read_string(dev, "cirrus,firmware-uid", &prop); + /* If bad sw node property, return 0 and fallback to legacy firmware path */ + if (ret < 0) return 0; - sub = acpi_get_subsystem_id(handle); - if (IS_ERR(sub)) { - /* If bad ACPI, return 0 and fallback to legacy firmware path, otherwise fail */ - if (PTR_ERR(sub) == -ENODATA) - return 0; - else - return PTR_ERR(sub); - } + /* Append a speaker qualifier if there is a speaker ID */ + if (cs35l56->speaker_id >= 0) + cs35l56->dsp.system_name = devm_kasprintf(dev, GFP_KERNEL, "%s-spkid%d", + prop, cs35l56->speaker_id); + else + cs35l56->dsp.system_name = devm_kstrdup(dev, prop, GFP_KERNEL); - cs35l56->dsp.system_name = sub; - dev_dbg(cs35l56->dev, "Subsystem ID: %s\n", cs35l56->dsp.system_name); + if (cs35l56->dsp.system_name == NULL) + return -ENOMEM; + + dev_dbg(dev, "Firmware UID: %s\n", cs35l56->dsp.system_name); return 0; } +/* + * Some SoundWire laptops have a spk-id-gpios property but it points to + * the wrong ACPI Device node so can't be used to get the GPIO. Try to + * find the SDCA node containing the GpioIo resource and add a GPIO + * mapping to it. + */ +static const struct acpi_gpio_params cs35l56_af01_first_gpio = { 0, 0, false }; +static const struct acpi_gpio_mapping cs35l56_af01_spkid_gpios_mapping[] = { + { "spk-id-gpios", &cs35l56_af01_first_gpio, 1 }, + { } +}; + +static void cs35l56_acpi_dev_release_driver_gpios(void *adev) +{ + acpi_dev_remove_driver_gpios(adev); +} + +static int cs35l56_try_get_broken_sdca_spkid_gpio(struct cs35l56_private *cs35l56) +{ + struct fwnode_handle *af01_fwnode; + const union acpi_object *obj; + struct gpio_desc *desc; + int ret; + + /* Find the SDCA node containing the GpioIo */ + af01_fwnode = device_get_named_child_node(cs35l56->base.dev, "AF01"); + if (!af01_fwnode) { + dev_dbg(cs35l56->base.dev, "No AF01 node\n"); + return -ENOENT; + } + + ret = acpi_dev_get_property(ACPI_COMPANION(cs35l56->base.dev), + "spk-id-gpios", ACPI_TYPE_PACKAGE, &obj); + if (ret) { + dev_dbg(cs35l56->base.dev, "Could not get spk-id-gpios package: %d\n", ret); + fwnode_handle_put(af01_fwnode); + return -ENOENT; + } + + /* The broken properties we can handle are a 4-element package (one GPIO) */ + if (obj->package.count != 4) { + dev_warn(cs35l56->base.dev, "Unexpected spk-id element count %d\n", + obj->package.count); + fwnode_handle_put(af01_fwnode); + return -ENOENT; + } + + /* Add a GPIO mapping if it doesn't already have one */ + if (!fwnode_property_present(af01_fwnode, "spk-id-gpios")) { + struct acpi_device *adev = to_acpi_device_node(af01_fwnode); + + /* + * Can't use devm_acpi_dev_add_driver_gpios() because the + * mapping isn't being added to the node pointed to by + * ACPI_COMPANION(). + */ + ret = acpi_dev_add_driver_gpios(adev, cs35l56_af01_spkid_gpios_mapping); + if (ret) { + fwnode_handle_put(af01_fwnode); + return dev_err_probe(cs35l56->base.dev, ret, + "Failed to add gpio mapping to AF01\n"); + } + + ret = devm_add_action_or_reset(cs35l56->base.dev, + cs35l56_acpi_dev_release_driver_gpios, + adev); + if (ret) { + fwnode_handle_put(af01_fwnode); + return ret; + } + + dev_dbg(cs35l56->base.dev, "Added spk-id-gpios mapping to AF01\n"); + } + + desc = fwnode_gpiod_get_index(af01_fwnode, "spk-id", 0, GPIOD_IN, NULL); + if (IS_ERR(desc)) { + fwnode_handle_put(af01_fwnode); + ret = PTR_ERR(desc); + return dev_err_probe(cs35l56->base.dev, ret, "Get GPIO from AF01 failed\n"); + } + + ret = gpiod_get_value_cansleep(desc); + gpiod_put(desc); + + if (ret < 0) { + fwnode_handle_put(af01_fwnode); + dev_err_probe(cs35l56->base.dev, ret, "Error reading spk-id GPIO\n"); + return ret; + } + + fwnode_handle_put(af01_fwnode); + + dev_info(cs35l56->base.dev, "Got spk-id from AF01\n"); + + return ret; +} + int cs35l56_common_probe(struct cs35l56_private *cs35l56) { int ret; init_completion(&cs35l56->init_completion); - mutex_init(&cs35l56->irq_lock); + mutex_init(&cs35l56->base.irq_lock); + cs35l56->base.cal_index = -1; + cs35l56->speaker_id = -ENOENT; - dev_set_drvdata(cs35l56->dev, cs35l56); + dev_set_drvdata(cs35l56->base.dev, cs35l56); cs35l56_fill_supply_names(cs35l56->supplies); - ret = devm_regulator_bulk_get(cs35l56->dev, ARRAY_SIZE(cs35l56->supplies), + ret = devm_regulator_bulk_get(cs35l56->base.dev, ARRAY_SIZE(cs35l56->supplies), cs35l56->supplies); if (ret != 0) - return dev_err_probe(cs35l56->dev, ret, "Failed to request supplies\n"); + return dev_err_probe(cs35l56->base.dev, ret, "Failed to request supplies\n"); /* Reset could be controlled by the BIOS or shared by multiple amps */ - cs35l56->reset_gpio = devm_gpiod_get_optional(cs35l56->dev, "reset", GPIOD_OUT_LOW); - if (IS_ERR(cs35l56->reset_gpio)) { - ret = PTR_ERR(cs35l56->reset_gpio); + cs35l56->base.reset_gpio = devm_gpiod_get_optional(cs35l56->base.dev, "reset", + GPIOD_OUT_LOW); + if (IS_ERR(cs35l56->base.reset_gpio)) { + ret = PTR_ERR(cs35l56->base.reset_gpio); /* * If RESET is shared the first amp to probe will grab the reset * line and reset all the amps */ if (ret != -EBUSY) - return dev_err_probe(cs35l56->dev, ret, "Failed to get reset GPIO\n"); + return dev_err_probe(cs35l56->base.dev, ret, "Failed to get reset GPIO\n"); - dev_info(cs35l56->dev, "Reset GPIO busy, assume shared reset\n"); - cs35l56->reset_gpio = NULL; + dev_info(cs35l56->base.dev, "Reset GPIO busy, assume shared reset\n"); + cs35l56->base.reset_gpio = NULL; } ret = regulator_bulk_enable(ARRAY_SIZE(cs35l56->supplies), cs35l56->supplies); if (ret != 0) - return dev_err_probe(cs35l56->dev, ret, "Failed to enable supplies\n"); + return dev_err_probe(cs35l56->base.dev, ret, "Failed to enable supplies\n"); - if (cs35l56->reset_gpio) { + if (cs35l56->base.reset_gpio) { + /* ACPI can override GPIOD_OUT_LOW flag so force it to start low */ + gpiod_set_value_cansleep(cs35l56->base.reset_gpio, 0); cs35l56_wait_min_reset_pulse(); - gpiod_set_value_cansleep(cs35l56->reset_gpio, 1); + gpiod_set_value_cansleep(cs35l56->base.reset_gpio, 1); } - ret = cs35l56_acpi_get_name(cs35l56); + ret = cs35l56_get_speaker_id(&cs35l56->base); + if (ACPI_COMPANION(cs35l56->base.dev) && cs35l56->sdw_peripheral && (ret == -ENOENT)) + ret = cs35l56_try_get_broken_sdca_spkid_gpio(cs35l56); + + if ((ret < 0) && (ret != -ENOENT)) + goto err; + + cs35l56->speaker_id = ret; + + ret = cs35l56_get_firmware_uid(cs35l56); if (ret != 0) goto err; ret = cs35l56_dsp_init(cs35l56); if (ret < 0) { - dev_err_probe(cs35l56->dev, ret, "DSP init failed\n"); + dev_err_probe(cs35l56->base.dev, ret, "DSP init failed\n"); goto err; } - ret = devm_snd_soc_register_component(cs35l56->dev, + ret = devm_snd_soc_register_component(cs35l56->base.dev, &soc_component_dev_cs35l56, cs35l56_dai, ARRAY_SIZE(cs35l56_dai)); if (ret < 0) { - dev_err_probe(cs35l56->dev, ret, "Register codec failed\n"); + dev_err_probe(cs35l56->base.dev, ret, "Register codec failed\n"); goto err; } return 0; err: - gpiod_set_value_cansleep(cs35l56->reset_gpio, 0); + gpiod_set_value_cansleep(cs35l56->base.reset_gpio, 0); regulator_bulk_disable(ARRAY_SIZE(cs35l56->supplies), cs35l56->supplies); return ret; } -EXPORT_SYMBOL_NS_GPL(cs35l56_common_probe, SND_SOC_CS35L56_CORE); +EXPORT_SYMBOL_NS_GPL(cs35l56_common_probe, "SND_SOC_CS35L56_CORE"); int cs35l56_init(struct cs35l56_private *cs35l56) { int ret; - unsigned int devid, revid, otpid, secured; /* * Check whether the actions associated with soft reset or one time @@ -1457,96 +1703,33 @@ int cs35l56_init(struct cs35l56_private *cs35l56) if (cs35l56->soft_resetting) goto post_soft_reset; - if (cs35l56->init_done) + if (cs35l56->base.init_done) return 0; - pm_runtime_set_autosuspend_delay(cs35l56->dev, 100); - pm_runtime_use_autosuspend(cs35l56->dev); - pm_runtime_set_active(cs35l56->dev); - pm_runtime_enable(cs35l56->dev); + pm_runtime_set_autosuspend_delay(cs35l56->base.dev, 100); + pm_runtime_use_autosuspend(cs35l56->base.dev); + pm_runtime_set_active(cs35l56->base.dev); + pm_runtime_enable(cs35l56->base.dev); - /* - * If the system is not using a reset_gpio then issue a - * dummy read to force a wakeup. - */ - if (!cs35l56->reset_gpio) - regmap_read(cs35l56->regmap, CS35L56_DSP_VIRTUAL1_MBOX_1, &devid); - - /* Wait for control port to be ready (datasheet tIRS). */ - usleep_range(CS35L56_CONTROL_PORT_READY_US, - CS35L56_CONTROL_PORT_READY_US + 400); - - /* - * The HALO_STATE register is in different locations on Ax and B0 - * devices so the REVID needs to be determined before waiting for the - * firmware to boot. - */ - ret = regmap_read(cs35l56->regmap, CS35L56_REVID, &revid); - if (ret < 0) { - dev_err(cs35l56->dev, "Get Revision ID failed\n"); + ret = cs35l56_hw_init(&cs35l56->base); + if (ret < 0) return ret; - } - cs35l56->rev = revid & (CS35L56_AREVID_MASK | CS35L56_MTLREVID_MASK); - ret = cs35l56_wait_for_firmware_boot(cs35l56); + ret = cs35l56_set_patch(&cs35l56->base); if (ret) return ret; - ret = regmap_read(cs35l56->regmap, CS35L56_DEVID, &devid); - if (ret < 0) { - dev_err(cs35l56->dev, "Get Device ID failed\n"); - return ret; - } - devid &= CS35L56_DEVID_MASK; - - switch (devid) { - case 0x35A56: - break; - default: - dev_err(cs35l56->dev, "Unknown device %x\n", devid); - return ret; - } - - ret = regmap_read(cs35l56->regmap, CS35L56_DSP_RESTRICT_STS1, &secured); - if (ret) { - dev_err(cs35l56->dev, "Get Secure status failed\n"); - return ret; - } - - /* When any bus is restricted treat the device as secured */ - if (secured & CS35L56_RESTRICTED_MASK) - cs35l56->secured = true; - - ret = regmap_read(cs35l56->regmap, CS35L56_OTPID, &otpid); - if (ret < 0) { - dev_err(cs35l56->dev, "Get OTP ID failed\n"); + ret = cs35l56_get_calibration(&cs35l56->base); + if (ret) return ret; - } - dev_info(cs35l56->dev, "Cirrus Logic CS35L56%s Rev %02X OTP%d\n", - cs35l56->secured ? "s" : "", cs35l56->rev, otpid); - - /* Populate the DSP information with the revision and security state */ - cs35l56->dsp.part = devm_kasprintf(cs35l56->dev, GFP_KERNEL, "cs35l56%s-%02x", - cs35l56->secured ? "s" : "", cs35l56->rev); - if (!cs35l56->dsp.part) - return -ENOMEM; - - /* Wake source and *_BLOCKED interrupts default to unmasked, so mask them */ - regmap_write(cs35l56->regmap, CS35L56_IRQ1_MASK_20, 0xffffffff); - regmap_update_bits(cs35l56->regmap, CS35L56_IRQ1_MASK_1, - CS35L56_AMP_SHORT_ERR_EINT1_MASK, - 0); - regmap_update_bits(cs35l56->regmap, CS35L56_IRQ1_MASK_8, - CS35L56_TEMP_ERR_EINT1_MASK, - 0); - - if (!cs35l56->reset_gpio) { - dev_dbg(cs35l56->dev, "No reset gpio: using soft reset\n"); - cs35l56_system_reset(cs35l56); + if (!cs35l56->base.reset_gpio) { + dev_dbg(cs35l56->base.dev, "No reset gpio: using soft reset\n"); + cs35l56->soft_resetting = true; + cs35l56_system_reset(&cs35l56->base, !!cs35l56->sdw_peripheral); if (cs35l56->sdw_peripheral) { /* Keep alive while we wait for re-enumeration */ - pm_runtime_get_noresume(cs35l56->dev); + pm_runtime_get_noresume(cs35l56->base.dev); return 0; } } @@ -1556,71 +1739,76 @@ post_soft_reset: cs35l56->soft_resetting = false; /* Done re-enumerating after one-time init so release the keep-alive */ - if (cs35l56->sdw_peripheral && !cs35l56->init_done) - pm_runtime_put_noidle(cs35l56->dev); + if (cs35l56->sdw_peripheral && !cs35l56->base.init_done) + pm_runtime_put_noidle(cs35l56->base.dev); - regcache_mark_dirty(cs35l56->regmap); - ret = cs35l56_wait_for_firmware_boot(cs35l56); + regcache_mark_dirty(cs35l56->base.regmap); + ret = cs35l56_wait_for_firmware_boot(&cs35l56->base); if (ret) return ret; - dev_dbg(cs35l56->dev, "Firmware rebooted after soft reset\n"); + dev_dbg(cs35l56->base.dev, "Firmware rebooted after soft reset\n"); + + regcache_cache_only(cs35l56->base.regmap, false); } /* Disable auto-hibernate so that runtime_pm has control */ - ret = cs35l56_mbox_send(cs35l56, CS35L56_MBOX_CMD_PREVENT_AUTO_HIBERNATE); + ret = cs35l56_mbox_send(&cs35l56->base, CS35L56_MBOX_CMD_PREVENT_AUTO_HIBERNATE); if (ret) return ret; - /* Populate soft registers in the regmap cache */ - cs35l56_reread_firmware_registers(cs35l56->dev, cs35l56->regmap); - /* Registers could be dirty after soft reset or SoundWire enumeration */ - regcache_sync(cs35l56->regmap); + regcache_sync(cs35l56->base.regmap); - cs35l56->init_done = true; + /* Set ASP1 DOUT to high-impedance when it is not transmitting audio data. */ + ret = regmap_set_bits(cs35l56->base.regmap, CS35L56_ASP1_CONTROL3, + CS35L56_ASP1_DOUT_HIZ_CTRL_MASK); + if (ret) + return dev_err_probe(cs35l56->base.dev, ret, "Failed to write ASP1_CONTROL3\n"); + + cs35l56->base.init_done = true; complete(&cs35l56->init_completion); return 0; } -EXPORT_SYMBOL_NS_GPL(cs35l56_init, SND_SOC_CS35L56_CORE); +EXPORT_SYMBOL_NS_GPL(cs35l56_init, "SND_SOC_CS35L56_CORE"); void cs35l56_remove(struct cs35l56_private *cs35l56) { - cs35l56->init_done = false; + cs35l56->base.init_done = false; /* * WAKE IRQs unmask if CS35L56 hibernates so free the handler to * prevent it racing with remove(). */ - if (cs35l56->irq) - devm_free_irq(cs35l56->dev, cs35l56->irq, cs35l56); + if (cs35l56->base.irq) + devm_free_irq(cs35l56->base.dev, cs35l56->base.irq, &cs35l56->base); - flush_workqueue(cs35l56->dsp_wq); destroy_workqueue(cs35l56->dsp_wq); - pm_runtime_suspend(cs35l56->dev); - pm_runtime_disable(cs35l56->dev); - - regcache_cache_only(cs35l56->regmap, true); + pm_runtime_dont_use_autosuspend(cs35l56->base.dev); + pm_runtime_suspend(cs35l56->base.dev); + pm_runtime_disable(cs35l56->base.dev); - kfree(cs35l56->dsp.system_name); + regcache_cache_only(cs35l56->base.regmap, true); - gpiod_set_value_cansleep(cs35l56->reset_gpio, 0); + gpiod_set_value_cansleep(cs35l56->base.reset_gpio, 0); regulator_bulk_disable(ARRAY_SIZE(cs35l56->supplies), cs35l56->supplies); } -EXPORT_SYMBOL_NS_GPL(cs35l56_remove, SND_SOC_CS35L56_CORE); +EXPORT_SYMBOL_NS_GPL(cs35l56_remove, "SND_SOC_CS35L56_CORE"); -const struct dev_pm_ops cs35l56_pm_ops_i2c_spi = { - SET_RUNTIME_PM_OPS(cs35l56_runtime_suspend, cs35l56_runtime_resume_i2c_spi, NULL) +#if IS_ENABLED(CONFIG_SND_SOC_CS35L56_I2C) || IS_ENABLED(CONFIG_SND_SOC_CS35L56_SPI) +EXPORT_NS_GPL_DEV_PM_OPS(cs35l56_pm_ops_i2c_spi, SND_SOC_CS35L56_CORE) = { + SET_RUNTIME_PM_OPS(cs35l56_runtime_suspend_i2c_spi, cs35l56_runtime_resume_i2c_spi, NULL) SYSTEM_SLEEP_PM_OPS(cs35l56_system_suspend, cs35l56_system_resume) LATE_SYSTEM_SLEEP_PM_OPS(cs35l56_system_suspend_late, cs35l56_system_resume_early) NOIRQ_SYSTEM_SLEEP_PM_OPS(cs35l56_system_suspend_no_irq, cs35l56_system_resume_no_irq) }; -EXPORT_SYMBOL_NS_GPL(cs35l56_pm_ops_i2c_spi, SND_SOC_CS35L56_CORE); +#endif MODULE_DESCRIPTION("ASoC CS35L56 driver"); -MODULE_IMPORT_NS(SND_SOC_CS35L56_SHARED); +MODULE_IMPORT_NS("SND_SOC_CS35L56_SHARED"); +MODULE_IMPORT_NS("SND_SOC_CS_AMP_LIB"); MODULE_AUTHOR("Richard Fitzgerald <rf@opensource.cirrus.com>"); MODULE_AUTHOR("Simon Trimmer <simont@opensource.cirrus.com>"); MODULE_LICENSE("GPL"); |