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Date: Mon, 21 Apr 2014 18:36:24 +0900
From: Chanwoo Choi <cw00.choi@...sung.com>
To: linux-kernel@...r.kernel.org
Cc: myungjoo.ham@...sung.com, gg@...mlogic.co.uk, kishon@...com,
balbi@...com, ckeepax@...nsource.wolfsonmicro.com,
broonie@...nel.org, k.kozlowski@...sung.com,
kyungmin.park@...sung.com, sangjung.woo@...sung.com,
Chanwoo Choi <cw00.choi@...sung.com>,
patches@...nsource.wolfsonmicro.com
Subject: [PATCH 7/9] extcon: arizona: Use devm_extcon_dev_allocate for
extcon_dev
This patch use devm_extcon_dev_allocate() to simplify the memory control
of extcon device.
Cc: Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
Cc: Mark Brown <broonie@...nel.org>
Cc: patches@...nsource.wolfsonmicro.com
Signed-off-by: Chanwoo Choi <cw00.choi@...sung.com>
---
drivers/extcon/extcon-arizona.c | 35 ++++++++++++++++++++---------------
1 file changed, 20 insertions(+), 15 deletions(-)
diff --git a/drivers/extcon/extcon-arizona.c b/drivers/extcon/extcon-arizona.c
index 98a14f6..39a15df 100644
--- a/drivers/extcon/extcon-arizona.c
+++ b/drivers/extcon/extcon-arizona.c
@@ -91,7 +91,7 @@ struct arizona_extcon_info {
int hpdet_ip;
- struct extcon_dev edev;
+ struct extcon_dev *edev;
};
static const struct arizona_micd_config micd_default_modes[] = {
@@ -546,7 +546,7 @@ static irqreturn_t arizona_hpdet_irq(int irq, void *data)
}
/* If the cable was removed while measuring ignore the result */
- ret = extcon_get_cable_state_(&info->edev, ARIZONA_CABLE_MECHANICAL);
+ ret = extcon_get_cable_state_(info->edev, ARIZONA_CABLE_MECHANICAL);
if (ret < 0) {
dev_err(arizona->dev, "Failed to check cable state: %d\n",
ret);
@@ -581,7 +581,7 @@ static irqreturn_t arizona_hpdet_irq(int irq, void *data)
else
report = ARIZONA_CABLE_HEADPHONE;
- ret = extcon_set_cable_state_(&info->edev, report, true);
+ ret = extcon_set_cable_state_(info->edev, report, true);
if (ret != 0)
dev_err(arizona->dev, "Failed to report HP/line: %d\n",
ret);
@@ -664,7 +664,7 @@ err:
ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC);
/* Just report headphone */
- ret = extcon_update_state(&info->edev,
+ ret = extcon_update_state(info->edev,
1 << ARIZONA_CABLE_HEADPHONE,
1 << ARIZONA_CABLE_HEADPHONE);
if (ret != 0)
@@ -723,7 +723,7 @@ err:
ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC);
/* Just report headphone */
- ret = extcon_update_state(&info->edev,
+ ret = extcon_update_state(info->edev,
1 << ARIZONA_CABLE_HEADPHONE,
1 << ARIZONA_CABLE_HEADPHONE);
if (ret != 0)
@@ -764,7 +764,7 @@ static void arizona_micd_detect(struct work_struct *work)
mutex_lock(&info->lock);
/* If the cable was removed while measuring ignore the result */
- ret = extcon_get_cable_state_(&info->edev, ARIZONA_CABLE_MECHANICAL);
+ ret = extcon_get_cable_state_(info->edev, ARIZONA_CABLE_MECHANICAL);
if (ret < 0) {
dev_err(arizona->dev, "Failed to check cable state: %d\n",
ret);
@@ -812,7 +812,7 @@ static void arizona_micd_detect(struct work_struct *work)
if (info->detecting && (val & ARIZONA_MICD_LVL_8)) {
arizona_identify_headphone(info);
- ret = extcon_update_state(&info->edev,
+ ret = extcon_update_state(info->edev,
1 << ARIZONA_CABLE_MICROPHONE,
1 << ARIZONA_CABLE_MICROPHONE);
@@ -999,7 +999,7 @@ static irqreturn_t arizona_jackdet(int irq, void *data)
if (info->last_jackdet == present) {
dev_dbg(arizona->dev, "Detected jack\n");
- ret = extcon_set_cable_state_(&info->edev,
+ ret = extcon_set_cable_state_(info->edev,
ARIZONA_CABLE_MECHANICAL, true);
if (ret != 0)
@@ -1038,7 +1038,7 @@ static irqreturn_t arizona_jackdet(int irq, void *data)
info->micd_ranges[i].key, 0);
input_sync(info->input);
- ret = extcon_update_state(&info->edev, 0xffffffff, 0);
+ ret = extcon_update_state(info->edev, 0xffffffff, 0);
if (ret != 0)
dev_err(arizona->dev, "Removal report failed: %d\n",
ret);
@@ -1151,11 +1151,16 @@ static int arizona_extcon_probe(struct platform_device *pdev)
break;
}
- info->edev.name = "Headset Jack";
- info->edev.dev.parent = arizona->dev;
- info->edev.supported_cable = arizona_cable;
+ info->edev = devm_extcon_dev_allocate(&pdev->dev, arizona_cable);
+ if (!info->edev) {
+ dev_err(&pdev->dev, "failed to allocate extcon device\n");
+ ret = -ENOMEM;
+ goto err;
+ }
+ info->edev->dev.parent = arizona->dev;
+ info->edev->name = "Headset Jack";
- ret = extcon_dev_register(&info->edev);
+ ret = extcon_dev_register(info->edev);
if (ret < 0) {
dev_err(arizona->dev, "extcon_dev_register() failed: %d\n",
ret);
@@ -1410,7 +1415,7 @@ err_rise:
err_input:
err_register:
pm_runtime_disable(&pdev->dev);
- extcon_dev_unregister(&info->edev);
+ extcon_dev_unregister(info->edev);
err:
return ret;
}
@@ -1445,7 +1450,7 @@ static int arizona_extcon_remove(struct platform_device *pdev)
regmap_update_bits(arizona->regmap, ARIZONA_JACK_DETECT_ANALOGUE,
ARIZONA_JD1_ENA, 0);
arizona_clk32k_disable(arizona);
- extcon_dev_unregister(&info->edev);
+ extcon_dev_unregister(info->edev);
return 0;
}
--
1.8.0
--
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