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path: root/drivers/input/misc/axp20x-pek.c
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Diffstat (limited to 'drivers/input/misc/axp20x-pek.c')
-rw-r--r--drivers/input/misc/axp20x-pek.c62
1 files changed, 41 insertions, 21 deletions
diff --git a/drivers/input/misc/axp20x-pek.c b/drivers/input/misc/axp20x-pek.c
index 1ac898db303a..f11807db6979 100644
--- a/drivers/input/misc/axp20x-pek.c
+++ b/drivers/input/misc/axp20x-pek.c
@@ -13,6 +13,7 @@
* GNU General Public License for more details.
*/
+#include <linux/acpi.h>
#include <linux/errno.h>
#include <linux/irq.h>
#include <linux/init.h>
@@ -188,21 +189,13 @@ static void axp20x_remove_sysfs_group(void *_data)
sysfs_remove_group(&dev->kobj, &axp20x_attribute_group);
}
-static int axp20x_pek_probe(struct platform_device *pdev)
+static int axp20x_pek_probe_input_device(struct axp20x_pek *axp20x_pek,
+ struct platform_device *pdev)
{
- struct axp20x_pek *axp20x_pek;
- struct axp20x_dev *axp20x;
+ struct axp20x_dev *axp20x = axp20x_pek->axp20x;
struct input_dev *idev;
int error;
- axp20x_pek = devm_kzalloc(&pdev->dev, sizeof(struct axp20x_pek),
- GFP_KERNEL);
- if (!axp20x_pek)
- return -ENOMEM;
-
- axp20x_pek->axp20x = dev_get_drvdata(pdev->dev.parent);
- axp20x = axp20x_pek->axp20x;
-
axp20x_pek->irq_dbr = platform_get_irq_byname(pdev, "PEK_DBR");
if (axp20x_pek->irq_dbr < 0) {
dev_err(&pdev->dev, "No IRQ for PEK_DBR, error=%d\n",
@@ -239,7 +232,7 @@ static int axp20x_pek_probe(struct platform_device *pdev)
axp20x_pek_irq, 0,
"axp20x-pek-dbr", idev);
if (error < 0) {
- dev_err(axp20x->dev, "Failed to request dbr IRQ#%d: %d\n",
+ dev_err(&pdev->dev, "Failed to request dbr IRQ#%d: %d\n",
axp20x_pek->irq_dbr, error);
return error;
}
@@ -248,30 +241,57 @@ static int axp20x_pek_probe(struct platform_device *pdev)
axp20x_pek_irq, 0,
"axp20x-pek-dbf", idev);
if (error < 0) {
- dev_err(axp20x->dev, "Failed to request dbf IRQ#%d: %d\n",
+ dev_err(&pdev->dev, "Failed to request dbf IRQ#%d: %d\n",
axp20x_pek->irq_dbf, error);
return error;
}
- error = sysfs_create_group(&pdev->dev.kobj, &axp20x_attribute_group);
+ error = input_register_device(idev);
if (error) {
- dev_err(axp20x->dev, "Failed to create sysfs attributes: %d\n",
+ dev_err(&pdev->dev, "Can't register input device: %d\n",
error);
return error;
}
- error = devm_add_action(&pdev->dev,
- axp20x_remove_sysfs_group, &pdev->dev);
+ return 0;
+}
+
+static int axp20x_pek_probe(struct platform_device *pdev)
+{
+ struct axp20x_pek *axp20x_pek;
+ int error;
+
+ axp20x_pek = devm_kzalloc(&pdev->dev, sizeof(struct axp20x_pek),
+ GFP_KERNEL);
+ if (!axp20x_pek)
+ return -ENOMEM;
+
+ axp20x_pek->axp20x = dev_get_drvdata(pdev->dev.parent);
+
+ /*
+ * Do not register the input device if there is an "INTCFD9"
+ * gpio button ACPI device, that handles the power button too,
+ * and otherwise we end up reporting all presses twice.
+ */
+ if (!acpi_dev_found("INTCFD9") ||
+ !IS_ENABLED(CONFIG_INPUT_SOC_BUTTON_ARRAY)) {
+ error = axp20x_pek_probe_input_device(axp20x_pek, pdev);
+ if (error)
+ return error;
+ }
+
+ error = sysfs_create_group(&pdev->dev.kobj, &axp20x_attribute_group);
if (error) {
- axp20x_remove_sysfs_group(&pdev->dev);
- dev_err(&pdev->dev, "Failed to add sysfs cleanup action: %d\n",
+ dev_err(&pdev->dev, "Failed to create sysfs attributes: %d\n",
error);
return error;
}
- error = input_register_device(idev);
+ error = devm_add_action(&pdev->dev,
+ axp20x_remove_sysfs_group, &pdev->dev);
if (error) {
- dev_err(axp20x->dev, "Can't register input device: %d\n",
+ axp20x_remove_sysfs_group(&pdev->dev);
+ dev_err(&pdev->dev, "Failed to add sysfs cleanup action: %d\n",
error);
return error;
}