Staging: quickstart: Some style, whitespaces and typos fixes (5c9ed5be) · Commits · github.com / kvm-riscv / linux

drivers/staging/quickstart/quickstart.c

+39 −41

Original line number	Diff line number	Diff line
		@@ -4,7 +4,7 @@
		*
		* Copyright (C) 2007-2010 Angelo Arrifano <miknix@gmail.com>
		*
		* Information gathered from disassebled dsdt and from here:
		* Information gathered from disassembled dsdt and from here:
		* <http://www.microsoft.com/whdc/system/platform/firmware/DirAppLaunch.mspx>
		*
		* This program is free software; you can redistribute it and/or modify
		@@ -47,9 +47,11 @@ MODULE_LICENSE("GPL");

		#define QUICKSTART_MAX_BTN_NAME_LEN 16

		/* There will be two events:
		/*
		* There will be two events:
		* 0x02 - A hot button was pressed while device was off/sleeping.
		* 0x80 - A hot button was pressed while device was up. */
		* 0x80 - A hot button was pressed while device was up.
		*/
		#define QUICKSTART_EVENT_WAKE 0x02
		#define QUICKSTART_EVENT_RUNTIME 0x80

		@@ -64,7 +66,7 @@ static struct quickstart_driver_data {
		struct quickstart_btn *pressed;
		} quickstart_data;

		/* ACPI driver Structs */
		/* ACPI driver structs */
		struct quickstart_acpi {
		struct acpi_device *device;
		struct quickstart_btn *btn;
		@@ -111,9 +113,7 @@ static struct platform_driver pf_driver = {
		}
		};

		/*
		* Platform driver functions
		*/
		/* Platform driver functions */
		static ssize_t buttons_show(struct device *dev,
		struct device_attribute *attr,
		char *buf)
		@@ -160,7 +160,7 @@ static ssize_t pressed_button_store(struct device *dev,
		return count;
		}

		/* Hotstart Helper functions */
		/* Helper functions */
		static int quickstart_btnlst_add(struct quickstart_btn **data)
		{
		struct quickstart_btn **ptr = &quickstart_data.btn_lst;
		@@ -240,10 +240,12 @@ static void quickstart_acpi_ghid(struct quickstart_acpi *quickstart)
		if (!quickstart)
		return;

		/* This returns a buffer telling the button usage ID,
		* and triggers pending notify events (The ones before booting). */
		status = acpi_evaluate_object(quickstart->device->handle,
		"GHID", NULL, &buffer);
		/*
		* This returns a buffer telling the button usage ID,
		* and triggers pending notify events (The ones before booting).
		*/
		status = acpi_evaluate_object(quickstart->device->handle, "GHID", NULL,
		&buffer);
		if (ACPI_FAILURE(status) \|\| !buffer.pointer) {
		printk(KERN_ERR "quickstart: %s GHID method failed.\n",
		quickstart->btn->name);
		@@ -253,9 +255,11 @@ static void quickstart_acpi_ghid(struct quickstart_acpi *quickstart)
		if (buffer.length < 8)
		return;

		/* <<The GHID method can return a BYTE, WORD, or DWORD.
		/*
		* <<The GHID method can return a BYTE, WORD, or DWORD.
		* The value must be encoded in little-endian byte
		* order (least significant byte first).>> */
		* order (least significant byte first).>>
		*/
		usageid = ((uint32_t )(buffer.pointer + (buffer.length - 8)));
		quickstart->btn->id = usageid;

		@@ -339,20 +343,17 @@ static int quickstart_acpi_remove(struct acpi_device *device, int type)

		quickstart = acpi_driver_data(device);

		status = acpi_remove_notify_handler(device->handle,
		ACPI_ALL_NOTIFY,
		status = acpi_remove_notify_handler(device->handle, ACPI_ALL_NOTIFY,
		quickstart_acpi_notify);
		if (ACPI_FAILURE(status))
		printk(KERN_ERR "quickstart: Error removing notify handler\n");


		kfree(quickstart);

		return 0;
		}

		/* Module functions */

		static void quickstart_exit(void)
		{
		input_unregister_device(quickstart_input);
		@@ -367,8 +368,6 @@ static void quickstart_exit(void)
		acpi_bus_unregister_driver(&quickstart_acpi_driver);

		quickstart_btnlst_free();

		return;
		}

		static int __init quickstart_init_input(void)
		@@ -444,7 +443,6 @@ static int __init quickstart_init(void)
		if (ret)
		goto fail_dev_file2;


		/* Input device */
		ret = quickstart_init_input();
		if (ret)