Commit 512f0f90 authored by Praveen Kumar's avatar Praveen Kumar Committed by DidntRead
Browse files

switch: arizona: Reporting the jackdetection through input device 



Change-Id: I1861ab9b1313e1785b1996e3b4170cd1ba0eda15
Signed-off-by: default avatarV V N Praveen Kumar <praveenkumar.vegivada@incubesol.com>
Signed-off-by: default avatarCharles Keepax <ckeepax@opensource.wolfsonmicro.com>
parent a9b8f00e

drivers/switch/Kconfig

+6 −0
Original line number Diff line number Diff line
@@ -19,4 +19,10 @@ config SWITCH_ARIZONA 
	  Say Y here to enable support for external accessory detection

	  with Wolfson Arizona devices. These are audio CODECs with

	  advanced audio accessory detection support.



config SWITCH_ARIZONA_INPUT_EVENT

	bool "Report events through input key events"

	depends on SWITCH_ARIZONA

	default n



endif # SWITCH

drivers/switch/switch-arizona.c

+40 −0
Original line number Diff line number Diff line
@@ -263,8 +263,41 @@ static inline bool arizona_is_lineout(struct arizona_extcon_info *info) 


inline void arizona_extcon_report(struct arizona_extcon_info *info, int state)

{

	struct input_dev *input = info->input;



	dev_dbg(info->arizona->dev, "Switch Report: %d\n", state);

	switch_set_state(&info->edev, state);



	if (IS_ENABLED(CONFIG_SWITCH_ARIZONA_INPUT_EVENT)) {

		switch (state) {

		case BIT_HEADSET:

			input_report_switch(input, SW_LINEOUT_INSERT, 0);

			input_report_switch(input, SW_JACK_PHYSICAL_INSERT, 1);

			input_report_switch(input, SW_HEADPHONE_INSERT, 1);

			input_report_switch(input, SW_MICROPHONE_INSERT, 1);

			break;

		case BIT_HEADSET_NO_MIC:

			input_report_switch(input, SW_LINEOUT_INSERT, 0);

			input_report_switch(input, SW_MICROPHONE_INSERT, 0);

			input_report_switch(input, SW_JACK_PHYSICAL_INSERT, 1);

			input_report_switch(input, SW_HEADPHONE_INSERT, 1);

			break;

		case BIT_LINEOUT:

			input_report_switch(input, SW_MICROPHONE_INSERT, 0);

			input_report_switch(input, SW_HEADPHONE_INSERT, 0);

			input_report_switch(input, SW_LINEOUT_INSERT, 1);

			input_report_switch(input, SW_JACK_PHYSICAL_INSERT, 1);

			break;

		default:

			input_report_switch(input, SW_HEADPHONE_INSERT, 0);

			input_report_switch(input, SW_MICROPHONE_INSERT, 0);

			input_report_switch(input, SW_LINEOUT_INSERT, 0);

			input_report_switch(input, SW_JACK_PHYSICAL_INSERT, 0);

			break;

		}



		input_sync(input);

	}

}

EXPORT_SYMBOL_GPL(arizona_extcon_report);
@@ -3664,6 +3697,13 @@ static int arizona_extcon_probe(struct platform_device *pdev) 


	pm_runtime_put(&pdev->dev);



	if (IS_ENABLED(CONFIG_SWITCH_ARIZONA_INPUT_EVENT)) {

		input_set_capability(info->input, EV_SW, SW_MICROPHONE_INSERT);

		input_set_capability(info->input, EV_SW, SW_HEADPHONE_INSERT);

		input_set_capability(info->input, EV_SW, SW_LINEOUT_INSERT);

		input_set_capability(info->input, EV_SW,

				     SW_JACK_PHYSICAL_INSERT);

	}

	ret = input_register_device(info->input);

	if (ret) {

		dev_err(&pdev->dev, "Can't register input device: %d\n", ret);