wdat_wdt.c (552c69b36ebd966186573b9c7a286b390935cce1) wdat_wdt.c (20745634c569b9948678b166f94da3041296ef52)
1/*
2 * ACPI Hardware Watchdog (WDAT) driver.
3 *
4 * Copyright (C) 2016, Intel Corporation
5 * Author: Mika Westerberg <mika.westerberg@linux.intel.com>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as

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442
443 watchdog_set_nowayout(&wdat->wdd, nowayout);
444 return devm_watchdog_register_device(&pdev->dev, &wdat->wdd);
445}
446
447#ifdef CONFIG_PM_SLEEP
448static int wdat_wdt_suspend_noirq(struct device *dev)
449{
1/*
2 * ACPI Hardware Watchdog (WDAT) driver.
3 *
4 * Copyright (C) 2016, Intel Corporation
5 * Author: Mika Westerberg <mika.westerberg@linux.intel.com>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as

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442
443 watchdog_set_nowayout(&wdat->wdd, nowayout);
444 return devm_watchdog_register_device(&pdev->dev, &wdat->wdd);
445}
446
447#ifdef CONFIG_PM_SLEEP
448static int wdat_wdt_suspend_noirq(struct device *dev)
449{
450 struct platform_device *pdev = to_platform_device(dev);
451 struct wdat_wdt *wdat = platform_get_drvdata(pdev);
450 struct wdat_wdt *wdat = dev_get_drvdata(dev);
452 int ret;
453
454 if (!watchdog_active(&wdat->wdd))
455 return 0;
456
457 /*
458 * We need to stop the watchdog if firmare is not doing it or if we
459 * are going suspend to idle (where firmware is not involved). If

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470 ret = wdat_wdt_ping(&wdat->wdd);
471 }
472
473 return ret;
474}
475
476static int wdat_wdt_resume_noirq(struct device *dev)
477{
451 int ret;
452
453 if (!watchdog_active(&wdat->wdd))
454 return 0;
455
456 /*
457 * We need to stop the watchdog if firmare is not doing it or if we
458 * are going suspend to idle (where firmware is not involved). If

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469 ret = wdat_wdt_ping(&wdat->wdd);
470 }
471
472 return ret;
473}
474
475static int wdat_wdt_resume_noirq(struct device *dev)
476{
478 struct platform_device *pdev = to_platform_device(dev);
479 struct wdat_wdt *wdat = platform_get_drvdata(pdev);
477 struct wdat_wdt *wdat = dev_get_drvdata(dev);
480 int ret;
481
482 if (!watchdog_active(&wdat->wdd))
483 return 0;
484
485 if (!wdat->stopped) {
486 /*
487 * Looks like the boot firmware reinitializes the watchdog

--- 43 unchanged lines hidden --- 		478 int ret;
479
480 if (!watchdog_active(&wdat->wdd))
481 return 0;
482
483 if (!wdat->stopped) {
484 /*
485 * Looks like the boot firmware reinitializes the watchdog

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