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author | Adrian Huang <adrianhuang0701@gmail.com> | 2015-07-06 12:19:13 +0800 |
---|---|---|
committer | Alexandre Belloni <alexandre.belloni@free-electrons.com> | 2015-09-05 13:19:08 +0200 |
commit | 8109d44f7604cd5ab833ea09da98703f6eb16460 (patch) | |
tree | 81ec98ca855e213bffc8022e3b4ad1058fc83d04 /drivers/rtc/rtc-cmos.c | |
parent | 88b8d33b1c6aadba553c998db91c4b36be0fac52 (diff) | |
download | linux-8109d44f7604cd5ab833ea09da98703f6eb16460.tar.gz linux-8109d44f7604cd5ab833ea09da98703f6eb16460.tar.bz2 linux-8109d44f7604cd5ab833ea09da98703f6eb16460.zip |
rtc: cmos: Revert "rtc-cmos: Add an alarm disable quirk"
Commit d5a1c7e3fc38 ("rtc-cmos: Add an alarm disable quirk") that
added a special quirk is not needed because [PATCH 1/2] of this
patchset makes the kernel more robust:
rtc-cmos: Cancel alarm timer if alarm time is equal to now+1 seconds
Signed-off-by: Adrian Huang <ahuang12@lenovo.com>
Tested-by: Egbert Eich <eich@suse.de>
Tested-by: Diego Ercolani <diego.ercolani@gmail.com>
Cc: Borislav Petkov <bp@suse.de>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Diffstat (limited to 'drivers/rtc/rtc-cmos.c')
-rw-r--r-- | drivers/rtc/rtc-cmos.c | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c index 5ac9a5da8522..c2e90c62a59c 100644 --- a/drivers/rtc/rtc-cmos.c +++ b/drivers/rtc/rtc-cmos.c @@ -41,7 +41,6 @@ #include <linux/pm.h> #include <linux/of.h> #include <linux/of_platform.h> -#include <linux/dmi.h> /* this is for "generic access to PC-style RTC" using CMOS_READ/CMOS_WRITE */ #include <asm-generic/rtc.h> @@ -383,50 +382,6 @@ static int cmos_set_alarm(struct device *dev, struct rtc_wkalrm *t) return 0; } -/* - * Do not disable RTC alarm on shutdown - workaround for b0rked BIOSes. - */ -static bool alarm_disable_quirk; - -static int __init set_alarm_disable_quirk(const struct dmi_system_id *id) -{ - alarm_disable_quirk = true; - pr_info("BIOS has alarm-disable quirk - RTC alarms disabled\n"); - return 0; -} - -static const struct dmi_system_id rtc_quirks[] __initconst = { - /* https://bugzilla.novell.com/show_bug.cgi?id=805740 */ - { - .callback = set_alarm_disable_quirk, - .ident = "IBM Truman", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), - DMI_MATCH(DMI_PRODUCT_NAME, "4852570"), - }, - }, - /* https://bugzilla.novell.com/show_bug.cgi?id=812592 */ - { - .callback = set_alarm_disable_quirk, - .ident = "Gigabyte GA-990XA-UD3", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, - "Gigabyte Technology Co., Ltd."), - DMI_MATCH(DMI_PRODUCT_NAME, "GA-990XA-UD3"), - }, - }, - /* http://permalink.gmane.org/gmane.linux.kernel/1604474 */ - { - .callback = set_alarm_disable_quirk, - .ident = "Toshiba Satellite L300", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), - DMI_MATCH(DMI_PRODUCT_NAME, "Satellite L300"), - }, - }, - {} -}; - static int cmos_alarm_irq_enable(struct device *dev, unsigned int enabled) { struct cmos_rtc *cmos = dev_get_drvdata(dev); @@ -435,9 +390,6 @@ static int cmos_alarm_irq_enable(struct device *dev, unsigned int enabled) if (!is_valid_irq(cmos->irq)) return -EINVAL; - if (alarm_disable_quirk) - return 0; - spin_lock_irqsave(&rtc_lock, flags); if (enabled) @@ -1299,8 +1251,6 @@ static int __init cmos_init(void) platform_driver_registered = true; } - dmi_check_system(rtc_quirks); - if (retval == 0) return 0; |