Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751980Ab0LUSEY (ORCPT ); Tue, 21 Dec 2010 13:04:24 -0500 Received: from mail-vw0-f46.google.com ([209.85.212.46]:65029 "EHLO mail-vw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751042Ab0LUSEX (ORCPT ); Tue, 21 Dec 2010 13:04:23 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:cc:content-type; b=LuvN+JWjhGHZOpHMrTbvpxhpiiQ6xtMzaeVBtyEWD0CeyUD3Ii9rwZoOLLJ6DozVb3 2mzQR1xFtgUvUqRXa6Y9ezC7JlqTr8s85LQ76UqQ2ciXK6GxRcT/G8l8vu/JUT6zGRkr fMZPURMDAtwWVH9A+b8q7EmIRPqFh+X4yPuEo= MIME-Version: 1.0 Date: Tue, 21 Dec 2010 19:04:19 +0100 Message-ID: Subject: [PATCHv2 11/11] INPUT/MISC/ONKEY: OnKey module of DA9052 device driver From: dd diasemi To: dmitry.torokhov@gmail.com, dtor@mail.ru Cc: linux-kernel@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 5687 Lines: 186 Onkey module for DA9052 PMIC device from Dialog Semiconductor. Changes made since last submission: . sorted Kconfig entries. Linux Kernel Version: 2.6.34 Signed-off-by: D. Chen --- diff -Naur linux-2.6.34-orig/drivers/input/misc/da9052_onkey.c linux-2.6.34/drivers/input/misc/da9052_onkey.c --- linux-2.6.34-orig/drivers/input/misc/da9052_onkey.c 1970-01-01 05:00:00.000000000 +0500 +++ linux-2.6.34/drivers/input/misc/da9052_onkey.c 2010-10-12 10:53:04.000000000 +0500 @@ -0,0 +1,130 @@ +#include +#include +#include +#include + +#include +#include + +#define DRIVER_NAME "da9052-onkey" + +struct da9052_onkey_data { + struct da9052 *da9052; + struct da9052_eh_nb eh_data; + struct input_dev *input; +}; + +static void da9052_onkey_report_event(struct da9052_eh_nb *eh_data, + unsigned int event) +{ + struct da9052_onkey_data *da9052_onkey = + container_of(eh_data, struct da9052_onkey_data, eh_data); + struct da9052_ssc_msg msg; + unsigned int ret; + + msg.addr = DA9052_EVENTB_REG; + da9052_lock(da9052_onkey->da9052); + ret = da9052_onkey->da9052->read(da9052_onkey->da9052, &msg); + if (ret) { + da9052_unlock(da9052_onkey->da9052); + return; + } + da9052_unlock(da9052_onkey->da9052); + msg.data = msg.data & DA9052_EVENTB_ENONKEY; + + input_report_key(da9052_onkey->input, KEY_POWER, msg.data); + input_sync(da9052_onkey->input); +} + +static int __devinit da9052_onkey_probe(struct platform_device *pdev) +{ + struct da9052_onkey_data *da9052_onkey; + int error; + + da9052_onkey = kzalloc(sizeof(*da9052_onkey), GFP_KERNEL); + da9052_onkey->input = input_allocate_device(); + if (!da9052_onkey->input) { + dev_err(&pdev->dev, "failed to allocate data device\n"); + error = -ENOMEM; + goto fail1; + } + da9052_onkey->da9052 = dev_get_drvdata(pdev->dev.parent); + + if (!da9052_onkey->input) { + dev_err(&pdev->dev, "failed to allocate input device\n"); + error = -ENOMEM; + goto fail2; + } + + da9052_onkey->input->evbit[0] = BIT_MASK(EV_KEY); + da9052_onkey->input->keybit[BIT_WORD(KEY_POWER)] = BIT_MASK(KEY_POWER); + da9052_onkey->input->name = "da9052-onkey"; + da9052_onkey->input->phys = "da9052-onkey/input0"; + da9052_onkey->input->dev.parent = &pdev->dev; + + da9052_onkey->eh_data.eve_type = ONKEY_EVE; + da9052_onkey->eh_data.call_back = &da9052_onkey_report_event; + error = da9052_onkey->da9052->register_event_notifier( + da9052_onkey->da9052, + &da9052_onkey->eh_data); + if (error) + goto fail2; + + error = input_register_device(da9052_onkey->input); + if (error) { + dev_err(&pdev->dev, "Unable to register input\ + device,error: %d\n", error); + goto fail3; + } + + platform_set_drvdata(pdev, da9052_onkey); + + return 0; + +fail3: + da9052_onkey->da9052->unregister_event_notifier(da9052_onkey->da9052, + &da9052_onkey->eh_data); +fail2: + input_free_device(da9052_onkey->input); +fail1: + kfree(da9052_onkey); + return error; +} + +static int __devexit da9052_onkey_remove(struct platform_device *pdev) +{ + struct da9052_onkey_data *da9052_onkey = pdev->dev.platform_data; + da9052_onkey->da9052->unregister_event_notifier(da9052_onkey->da9052, + &da9052_onkey->eh_data); + input_unregister_device(da9052_onkey->input); + kfree(da9052_onkey); + + return 0; +} + +static struct platform_driver da9052_onkey_driver = { + .probe = da9052_onkey_probe, + .remove = __devexit_p(da9052_onkey_remove), + .driver = { + .name = "da9052-onkey", + .owner = THIS_MODULE, + } +}; + +static int __init da9052_onkey_init(void) +{ + return platform_driver_register(&da9052_onkey_driver); +} + +static void __exit da9052_onkey_exit(void) +{ + platform_driver_unregister(&da9052_onkey_driver); +} + +module_init(da9052_onkey_init); +module_exit(da9052_onkey_exit); + +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("David Dajun Chen "); +MODULE_DESCRIPTION("Onkey driver for DA9052"); +MODULE_ALIAS("platform:" DRIVER_NAME); diff -Naur linux-2.6.34-orig/drivers/input/misc/Kconfig linux-2.6.34/drivers/input/misc/Kconfig --- linux-2.6.34-orig/drivers/input/misc/Kconfig 2010-05-17 02:17:36.000000000 +0500 +++ linux-2.6.34/drivers/input/misc/Kconfig 2010-10-12 13:28:15.000000000 +0500 @@ -300,6 +300,16 @@ To compile this driver as a module, choose M here: the module will be called rb532_button. +config INPUT_DA9052_ONKEY + tristate "Dialog DA9052 Onkey" + depends on PMIC_DA9052 + help + Support the ONKEY of Dialog DA9052 PMICs as an input device + reporting power button status. + + To compile this driver as a module, choose M here: the module + will be called da9052_onkey. + config INPUT_DM355EVM tristate "TI DaVinci DM355 EVM Keypad and IR Remote" depends on MFD_DM355EVM_MSP diff -Naur linux-2.6.34-orig/drivers/input/misc/Makefile linux-2.6.34/drivers/input/misc/Makefile --- linux-2.6.34-orig/drivers/input/misc/Makefile 2010-05-17 02:17:36.000000000 +0500 +++ linux-2.6.34/drivers/input/misc/Makefile 2010-10-12 13:27:21.000000000 +0500 @@ -12,6 +12,7 @@ obj-$(CONFIG_INPUT_BFIN_ROTARY) += bfin_rotary.o obj-$(CONFIG_INPUT_CM109) += cm109.o obj-$(CONFIG_INPUT_COBALT_BTNS) += cobalt_btns.o +obj-$(CONFIG_INPUT_DA9052_ONKEY) += da9052_onkey.o obj-$(CONFIG_INPUT_DM355EVM) += dm355evm_keys.o obj-$(CONFIG_HP_SDC_RTC) += hp_sdc_rtc.o obj-$(CONFIG_INPUT_IXP4XX_BEEPER) += ixp4xx-beeper.o -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/