Drivers for MFD child-devices such as the arizona codec drivers
and the arizona-extcon driver can choose to either make
runtime_pm_get/_put calls on their own child-device, which will
then be propagated to their parent; or they can make them directly
on their MFD parent-device.

The arizona-extcon code was using runtime_pm_get/_put calls on
its own child-device where as the codec drivers are using
runtime_pm_get/_put calls on their parent.

The arizona-extcon MFD cell/child-device has been removed and this
commit is part of refactoring the arizona-extcon code into a library
to be used directly from the codec drivers.

Specifically this commit moves the code over to make
runtime_pm_get/_put calls on the parent device (on arizona->dev)
bringing the code inline with how the codec drivers do this.

Note this also removes the pm_runtime_enable/_disable calls
as pm_runtime support has already been enabled on the parent-device
by the arizona MFD driver.

This is part of a patch series converting the arizona extcon driver into
a helper library for letting the arizona codec-drivers directly report
jack state through the standard sound/soc/soc-jack.c functions.

Reviewed-by: Andy Shevchenko <andy.shevche...@gmail.com>
Signed-off-by: Hans de Goede <hdego...@redhat.com>
---
 sound/soc/codecs/arizona-jack.c | 42 ++++++++++++++-------------------
 sound/soc/codecs/arizona.h      |  1 -
 2 files changed, 18 insertions(+), 25 deletions(-)

diff --git a/sound/soc/codecs/arizona-jack.c b/sound/soc/codecs/arizona-jack.c
index 5b40316d0d75..a6e8071f84ab 100644
--- a/sound/soc/codecs/arizona-jack.c
+++ b/sound/soc/codecs/arizona-jack.c
@@ -251,7 +251,7 @@ static void arizona_start_mic(struct arizona_priv *info)
        unsigned int mode;
 
        /* Microphone detection can't use idle mode */
-       pm_runtime_get_sync(info->dev);
+       pm_runtime_get_sync(arizona->dev);
 
        if (info->detecting) {
                ret = regulator_allow_bypass(info->micvdd, false);
@@ -296,7 +296,7 @@ static void arizona_start_mic(struct arizona_priv *info)
                dev_err(arizona->dev, "Failed to enable micd: %d\n", ret);
        } else if (!change) {
                regulator_disable(info->micvdd);
-               pm_runtime_put_autosuspend(info->dev);
+               pm_runtime_put_autosuspend(arizona->dev);
        }
 }
 
@@ -341,8 +341,8 @@ static void arizona_stop_mic(struct arizona_priv *info)
 
        if (change) {
                regulator_disable(info->micvdd);
-               pm_runtime_mark_last_busy(info->dev);
-               pm_runtime_put_autosuspend(info->dev);
+               pm_runtime_mark_last_busy(arizona->dev);
+               pm_runtime_put_autosuspend(arizona->dev);
        }
 }
 
@@ -534,7 +534,7 @@ static int arizona_hpdet_do_id(struct arizona_priv *info, 
int *reading,
                info->num_hpdet_res = 0;
                info->hpdet_retried = true;
                arizona_start_hpdet_acc_id(info);
-               pm_runtime_put(info->dev);
+               pm_runtime_put(arizona->dev);
                return -EAGAIN;
        }
 
@@ -631,7 +631,7 @@ static irqreturn_t arizona_hpdet_irq(int irq, void *data)
                arizona_start_mic(info);
 
        if (info->hpdet_active) {
-               pm_runtime_put_autosuspend(info->dev);
+               pm_runtime_put_autosuspend(arizona->dev);
                info->hpdet_active = false;
        }
 
@@ -656,7 +656,7 @@ static void arizona_identify_headphone(struct arizona_priv 
*info)
        dev_dbg(arizona->dev, "Starting HPDET\n");
 
        /* Make sure we keep the device enabled during the measurement */
-       pm_runtime_get_sync(info->dev);
+       pm_runtime_get_sync(arizona->dev);
 
        info->hpdet_active = true;
 
@@ -685,7 +685,7 @@ static void arizona_identify_headphone(struct arizona_priv 
*info)
 
 err:
        arizona_extcon_hp_clamp(info, false);
-       pm_runtime_put_autosuspend(info->dev);
+       pm_runtime_put_autosuspend(arizona->dev);
 
        /* Just report headphone */
        ret = extcon_set_state_sync(info->edev, EXTCON_JACK_HEADPHONE, true);
@@ -708,7 +708,7 @@ static void arizona_start_hpdet_acc_id(struct arizona_priv 
*info)
        dev_dbg(arizona->dev, "Starting identification via HPDET\n");
 
        /* Make sure we keep the device enabled during the measurement */
-       pm_runtime_get_sync(info->dev);
+       pm_runtime_get_sync(arizona->dev);
 
        info->hpdet_active = true;
 
@@ -1006,7 +1006,7 @@ static void arizona_micd_detect(struct work_struct *work)
        else
                arizona_button_reading(info);
 
-       pm_runtime_mark_last_busy(info->dev);
+       pm_runtime_mark_last_busy(arizona->dev);
        mutex_unlock(&info->lock);
 }
 
@@ -1090,7 +1090,7 @@ static irqreturn_t arizona_jackdet(int irq, void *data)
        cancelled_hp = cancel_delayed_work_sync(&info->hpdet_work);
        cancelled_mic = cancel_delayed_work_sync(&info->micd_timeout_work);
 
-       pm_runtime_get_sync(info->dev);
+       pm_runtime_get_sync(arizona->dev);
 
        mutex_lock(&info->lock);
 
@@ -1110,7 +1110,7 @@ static irqreturn_t arizona_jackdet(int irq, void *data)
                dev_err(arizona->dev, "Failed to read jackdet status: %d\n",
                        ret);
                mutex_unlock(&info->lock);
-               pm_runtime_put_autosuspend(info->dev);
+               pm_runtime_put_autosuspend(arizona->dev);
                return IRQ_NONE;
        }
 
@@ -1210,8 +1210,8 @@ static irqreturn_t arizona_jackdet(int irq, void *data)
 
        mutex_unlock(&info->lock);
 
-       pm_runtime_mark_last_busy(info->dev);
-       pm_runtime_put_autosuspend(info->dev);
+       pm_runtime_mark_last_busy(arizona->dev);
+       pm_runtime_put_autosuspend(arizona->dev);
 
        return IRQ_HANDLED;
 }
@@ -1366,7 +1366,6 @@ static int arizona_extcon_probe(struct platform_device 
*pdev)
 
        mutex_init(&info->lock);
        info->arizona = arizona;
-       info->dev = &pdev->dev;
        info->last_jackdet = ~(ARIZONA_MICD_CLAMP_STS | ARIZONA_JD1_STS);
        INIT_DELAYED_WORK(&info->hpdet_work, arizona_hpdet_work);
        INIT_DELAYED_WORK(&info->micd_detect_work, arizona_micd_detect);
@@ -1617,9 +1616,7 @@ static int arizona_extcon_probe(struct platform_device 
*pdev)
 
        arizona_extcon_set_mode(info, 0);
 
-       pm_runtime_enable(&pdev->dev);
-       pm_runtime_idle(&pdev->dev);
-       pm_runtime_get_sync(&pdev->dev);
+       pm_runtime_get_sync(arizona->dev);
 
        if (info->micd_clamp) {
                jack_irq_rise = ARIZONA_IRQ_MICD_CLAMP_RISE;
@@ -1689,7 +1686,7 @@ static int arizona_extcon_probe(struct platform_device 
*pdev)
                goto err_hpdet;
        }
 
-       pm_runtime_put(&pdev->dev);
+       pm_runtime_put(arizona->dev);
 
        return 0;
 
@@ -1706,8 +1703,7 @@ static int arizona_extcon_probe(struct platform_device 
*pdev)
 err_rise:
        arizona_free_irq(arizona, jack_irq_rise, info);
 err_pm:
-       pm_runtime_put(&pdev->dev);
-       pm_runtime_disable(&pdev->dev);
+       pm_runtime_put(arizona->dev);
 err_gpio:
        gpiod_put(info->micd_pol_gpio);
        return ret;
@@ -1747,7 +1743,7 @@ static int arizona_extcon_remove(struct platform_device 
*pdev)
                        ret);
        } else if (change) {
                regulator_disable(info->micvdd);
-               pm_runtime_put(info->dev);
+               pm_runtime_put(arizona->dev);
        }
 
        regmap_update_bits(arizona->regmap,
@@ -1759,8 +1755,6 @@ static int arizona_extcon_remove(struct platform_device 
*pdev)
 
        gpiod_put(info->micd_pol_gpio);
 
-       pm_runtime_disable(&pdev->dev);
-
        return 0;
 }
 
diff --git a/sound/soc/codecs/arizona.h b/sound/soc/codecs/arizona.h
index d1a263a67bba..7132dbc3c840 100644
--- a/sound/soc/codecs/arizona.h
+++ b/sound/soc/codecs/arizona.h
@@ -93,7 +93,6 @@ struct arizona_priv {
        bool dvfs_cached;
 
        /* Variables used by arizona-jack.c code */
-       struct device *dev;
        struct mutex lock;
        struct delayed_work hpdet_work;
        struct delayed_work micd_detect_work;
-- 
2.29.2

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