diff options
| -rw-r--r-- | sound/pci/hda/cs35l41_hda.c | 109 | ||||
| -rw-r--r-- | sound/pci/hda/cs35l41_hda.h | 2 | ||||
| -rw-r--r-- | sound/pci/hda/cs35l41_hda_i2c.c | 1 | ||||
| -rw-r--r-- | sound/pci/hda/cs35l41_hda_spi.c | 1 | ||||
| -rw-r--r-- | sound/pci/hda/hda_component.h | 2 | ||||
| -rw-r--r-- | sound/pci/hda/patch_realtek.c | 25 |
6 files changed, 136 insertions, 4 deletions
diff --git a/sound/pci/hda/cs35l41_hda.c b/sound/pci/hda/cs35l41_hda.c index d5d2323cc8c7..61441bfc9fa9 100644 --- a/sound/pci/hda/cs35l41_hda.c +++ b/sound/pci/hda/cs35l41_hda.c @@ -10,6 +10,7 @@ #include <linux/module.h> #include <sound/hda_codec.h> #include <sound/soc.h> +#include <linux/pm_runtime.h> #include "hda_local.h" #include "hda_auto_parser.h" #include "hda_jack.h" @@ -435,6 +436,75 @@ static int cs35l41_hda_channel_map(struct device *dev, unsigned int tx_num, unsi rx_slot); } +static int cs35l41_runtime_suspend(struct device *dev) +{ + struct cs35l41_hda *cs35l41 = dev_get_drvdata(dev); + + dev_dbg(cs35l41->dev, "Suspend\n"); + + if (!cs35l41->firmware_running) + return 0; + + if (cs35l41_enter_hibernate(cs35l41->dev, cs35l41->regmap, cs35l41->hw_cfg.bst_type) < 0) + return 0; + + regcache_cache_only(cs35l41->regmap, true); + regcache_mark_dirty(cs35l41->regmap); + + return 0; +} + +static int cs35l41_runtime_resume(struct device *dev) +{ + struct cs35l41_hda *cs35l41 = dev_get_drvdata(dev); + int ret; + + dev_dbg(cs35l41->dev, "Resume.\n"); + + if (cs35l41->hw_cfg.bst_type == CS35L41_EXT_BOOST_NO_VSPK_SWITCH) { + dev_dbg(cs35l41->dev, "System does not support Resume\n"); + return 0; + } + + if (!cs35l41->firmware_running) + return 0; + + regcache_cache_only(cs35l41->regmap, false); + + ret = cs35l41_exit_hibernate(cs35l41->dev, cs35l41->regmap); + if (ret) { + regcache_cache_only(cs35l41->regmap, true); + return ret; + } + + /* Test key needs to be unlocked to allow the OTP settings to re-apply */ + cs35l41_test_key_unlock(cs35l41->dev, cs35l41->regmap); + ret = regcache_sync(cs35l41->regmap); + cs35l41_test_key_lock(cs35l41->dev, cs35l41->regmap); + if (ret) { + dev_err(cs35l41->dev, "Failed to restore register cache: %d\n", ret); + return ret; + } + + if (cs35l41->hw_cfg.bst_type == CS35L41_EXT_BOOST) + cs35l41_init_boost(cs35l41->dev, cs35l41->regmap, &cs35l41->hw_cfg); + + return 0; +} + +static int cs35l41_hda_suspend_hook(struct device *dev) +{ + dev_dbg(dev, "Request Suspend\n"); + pm_runtime_mark_last_busy(dev); + return pm_runtime_put_autosuspend(dev); +} + +static int cs35l41_hda_resume_hook(struct device *dev) +{ + dev_dbg(dev, "Request Resume\n"); + return pm_runtime_get_sync(dev); +} + static int cs35l41_smart_amp(struct cs35l41_hda *cs35l41) { int halo_sts; @@ -492,19 +562,27 @@ static int cs35l41_hda_bind(struct device *dev, struct device *master, void *mas if (comps->dev) return -EBUSY; + pm_runtime_get_sync(dev); + comps->dev = dev; if (!cs35l41->acpi_subsystem_id) cs35l41->acpi_subsystem_id = devm_kasprintf(dev, GFP_KERNEL, "%.8x", comps->codec->core.subsystem_id); cs35l41->codec = comps->codec; strscpy(comps->name, dev_name(dev), sizeof(comps->name)); - comps->playback_hook = cs35l41_hda_playback_hook; mutex_lock(&cs35l41->fw_mutex); if (cs35l41_smart_amp(cs35l41) < 0) dev_warn(cs35l41->dev, "Cannot Run Firmware, reverting to dsp bypass...\n"); mutex_unlock(&cs35l41->fw_mutex); + comps->playback_hook = cs35l41_hda_playback_hook; + comps->suspend_hook = cs35l41_hda_suspend_hook; + comps->resume_hook = cs35l41_hda_resume_hook; + + pm_runtime_mark_last_busy(dev); + pm_runtime_put_autosuspend(dev); + return 0; } @@ -600,7 +678,7 @@ static const struct regmap_irq cs35l41_reg_irqs[] = { CS35L41_REG_IRQ(IRQ1_STATUS1, AMP_SHORT_ERR), }; -static const struct regmap_irq_chip cs35l41_regmap_irq_chip = { +static struct regmap_irq_chip cs35l41_regmap_irq_chip = { .name = "cs35l41 IRQ1 Controller", .status_base = CS35L41_IRQ1_STATUS1, .mask_base = CS35L41_IRQ1_MASK1, @@ -608,6 +686,7 @@ static const struct regmap_irq_chip cs35l41_regmap_irq_chip = { .num_regs = 4, .irqs = cs35l41_reg_irqs, .num_irqs = ARRAY_SIZE(cs35l41_reg_irqs), + .runtime_pm = true, }; static int cs35l41_hda_apply_properties(struct cs35l41_hda *cs35l41) @@ -1015,13 +1094,23 @@ int cs35l41_hda_probe(struct device *dev, const char *device_name, int id, int i mutex_init(&cs35l41->fw_mutex); + pm_runtime_set_autosuspend_delay(cs35l41->dev, 3000); + pm_runtime_use_autosuspend(cs35l41->dev); + pm_runtime_mark_last_busy(cs35l41->dev); + pm_runtime_set_active(cs35l41->dev); + pm_runtime_get_noresume(cs35l41->dev); + pm_runtime_enable(cs35l41->dev); + ret = cs35l41_hda_apply_properties(cs35l41); if (ret) - goto err; + goto err_pm; + + pm_runtime_put_autosuspend(cs35l41->dev); ret = component_add(cs35l41->dev, &cs35l41_hda_comp_ops); if (ret) { dev_err(cs35l41->dev, "Register component failed: %d\n", ret); + pm_runtime_disable(cs35l41->dev); goto err; } @@ -1029,6 +1118,10 @@ int cs35l41_hda_probe(struct device *dev, const char *device_name, int id, int i return 0; +err_pm: + pm_runtime_disable(cs35l41->dev); + pm_runtime_put_noidle(cs35l41->dev); + err: if (cs35l41_safe_reset(cs35l41->regmap, cs35l41->hw_cfg.bst_type)) gpiod_set_value_cansleep(cs35l41->reset_gpio, 0); @@ -1042,17 +1135,27 @@ void cs35l41_hda_remove(struct device *dev) { struct cs35l41_hda *cs35l41 = dev_get_drvdata(dev); + pm_runtime_get_sync(cs35l41->dev); + pm_runtime_disable(cs35l41->dev); + if (cs35l41->halo_initialized) cs35l41_remove_dsp(cs35l41); component_del(cs35l41->dev, &cs35l41_hda_comp_ops); + pm_runtime_put_noidle(cs35l41->dev); + if (cs35l41_safe_reset(cs35l41->regmap, cs35l41->hw_cfg.bst_type)) gpiod_set_value_cansleep(cs35l41->reset_gpio, 0); gpiod_put(cs35l41->reset_gpio); } EXPORT_SYMBOL_NS_GPL(cs35l41_hda_remove, SND_HDA_SCODEC_CS35L41); +const struct dev_pm_ops cs35l41_hda_pm_ops = { + SET_RUNTIME_PM_OPS(cs35l41_runtime_suspend, cs35l41_runtime_resume, NULL) +}; +EXPORT_SYMBOL_NS_GPL(cs35l41_hda_pm_ops, SND_HDA_SCODEC_CS35L41); + MODULE_DESCRIPTION("CS35L41 HDA Driver"); MODULE_IMPORT_NS(SND_HDA_CS_DSP_CONTROLS); MODULE_AUTHOR("Lucas Tanure, Cirrus Logic Inc, <tanureal@opensource.cirrus.com>"); diff --git a/sound/pci/hda/cs35l41_hda.h b/sound/pci/hda/cs35l41_hda.h index a9dbc1c19248..439c4b705328 100644 --- a/sound/pci/hda/cs35l41_hda.h +++ b/sound/pci/hda/cs35l41_hda.h @@ -57,6 +57,8 @@ enum halo_state { HALO_STATE_CODE_RUN }; +extern const struct dev_pm_ops cs35l41_hda_pm_ops; + int cs35l41_hda_probe(struct device *dev, const char *device_name, int id, int irq, struct regmap *regmap); void cs35l41_hda_remove(struct device *dev); diff --git a/sound/pci/hda/cs35l41_hda_i2c.c b/sound/pci/hda/cs35l41_hda_i2c.c index df39fc76e6be..9c08fa08c421 100644 --- a/sound/pci/hda/cs35l41_hda_i2c.c +++ b/sound/pci/hda/cs35l41_hda_i2c.c @@ -54,6 +54,7 @@ static struct i2c_driver cs35l41_i2c_driver = { .driver = { .name = "cs35l41-hda", .acpi_match_table = cs35l41_acpi_hda_match, + .pm = &cs35l41_hda_pm_ops, }, .id_table = cs35l41_hda_i2c_id, .probe = cs35l41_hda_i2c_probe, diff --git a/sound/pci/hda/cs35l41_hda_spi.c b/sound/pci/hda/cs35l41_hda_spi.c index 2f5afad3719e..71979cfb4d7e 100644 --- a/sound/pci/hda/cs35l41_hda_spi.c +++ b/sound/pci/hda/cs35l41_hda_spi.c @@ -49,6 +49,7 @@ static struct spi_driver cs35l41_spi_driver = { .driver = { .name = "cs35l41-hda", .acpi_match_table = cs35l41_acpi_hda_match, + .pm = &cs35l41_hda_pm_ops, }, .id_table = cs35l41_hda_spi_id, .probe = cs35l41_hda_spi_probe, diff --git a/sound/pci/hda/hda_component.h b/sound/pci/hda/hda_component.h index 534e845b9cd1..1223621bd62c 100644 --- a/sound/pci/hda/hda_component.h +++ b/sound/pci/hda/hda_component.h @@ -16,4 +16,6 @@ struct hda_component { char name[HDA_MAX_NAME_SIZE]; struct hda_codec *codec; void (*playback_hook)(struct device *dev, int action); + int (*suspend_hook)(struct device *dev); + int (*resume_hook)(struct device *dev); }; diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 44744d568404..7c21bc439c46 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -4021,15 +4021,22 @@ static void alc5505_dsp_init(struct hda_codec *codec) static int alc269_suspend(struct hda_codec *codec) { struct alc_spec *spec = codec->spec; + int i; if (spec->has_alc5505_dsp) alc5505_dsp_suspend(codec); + + for (i = 0; i < HDA_MAX_COMPONENTS; i++) + if (spec->comps[i].suspend_hook) + spec->comps[i].suspend_hook(spec->comps[i].dev); + return alc_suspend(codec); } static int alc269_resume(struct hda_codec *codec) { struct alc_spec *spec = codec->spec; + int i; if (spec->codec_variant == ALC269_TYPE_ALC269VB) alc269vb_toggle_power_output(codec, 0); @@ -4060,6 +4067,10 @@ static int alc269_resume(struct hda_codec *codec) if (spec->has_alc5505_dsp) alc5505_dsp_resume(codec); + for (i = 0; i < HDA_MAX_COMPONENTS; i++) + if (spec->comps[i].resume_hook) + spec->comps[i].resume_hook(spec->comps[i].dev); + return 0; } #endif /* CONFIG_PM */ @@ -6610,8 +6621,20 @@ static int comp_bind(struct device *dev) { struct hda_codec *cdc = dev_to_hda_codec(dev); struct alc_spec *spec = cdc->spec; + int ret, i; + + ret = component_bind_all(dev, spec->comps); + if (ret) + return ret; - return component_bind_all(dev, spec->comps); + if (snd_hdac_is_power_on(&cdc->core)) { + codec_dbg(cdc, "Resuming after bind.\n"); + for (i = 0; i < HDA_MAX_COMPONENTS; i++) + if (spec->comps[i].resume_hook) + spec->comps[i].resume_hook(spec->comps[i].dev); + } + + return 0; } static void comp_unbind(struct device *dev) |