linux-stable.git/drivers/rtc/rtc-ab3100.c, branch linux-5.7.y Linux kernel stable tree rtc: ab3100: convert to SPDX identifier 2019-04-11T14:42:55+00:00 Alexandre Belloni alexandre.belloni@bootlin.com 2019-04-09T19:59:45+00:00 ac2ae48efad76e524cb77934ae5c5649520f0037 Use SPDX-License-Identifier instead of the custom license line. Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> 
Use SPDX-License-Identifier instead of the custom license line.

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
rtc: ab3100: use .set_time 2019-04-11T14:42:55+00:00 Alexandre Belloni alexandre.belloni@bootlin.com 2019-04-09T19:59:44+00:00 0dca027bb859e42feac3a196a14c81fee34d9824 Use .set_time instead of the deprecated .set_mmss64. Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> 
Use .set_time instead of the deprecated .set_mmss64.

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
rtc: ab3100: set range 2019-04-11T14:42:55+00:00 Alexandre Belloni alexandre.belloni@bootlin.com 2019-04-09T19:59:43+00:00 386b5941a0dd18dda24b459a421ddc51d5fb0371 The ab3100 has a 48bit counter running at 65536 Hz (despite one of the comment). The max value is then (2^48 - 1)/2^16 == 2^32 - 1. Reviewed-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> 
The ab3100 has a 48bit counter running at 65536 Hz (despite one of the
comment). The max value is then (2^48 - 1)/2^16 == 2^32 - 1.

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
rtc: stop validating rtc_time after rtc_time64_to_tm 2018-03-01T09:49:41+00:00 Alexandre Belloni alexandre.belloni@bootlin.com 2018-02-19T15:23:55+00:00 146d21bd9dc167d75bed4c0fdfe790db7565e99b rtc_time64_to_tm never generates an invalid tm. It is not necessary to validate it. Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com> 
rtc_time64_to_tm never generates an invalid tm. It is not necessary to
validate it.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
drivers/rtc/ab3100: Update driver to address y2038/y2106 issues 2015-04-03T06:18:25+00:00 Xunlei Pang pang.xunlei@linaro.org 2015-04-02T03:34:29+00:00 5c7e11bc66647f2e4bc95de9b4302fff6d612f3a This driver has a number of y2038/y2106 issues. This patch resolves them by: - Replacing rtc_tm_to_time() with rtc_tm_to_time64() - Replacing rtc_time_to_tm() with rtc_time64_to_tm() - Changing ab3100_rtc_set_mmss() to use rtc_class_ops's set_mmss64() After this patch, the driver should not have any remaining y2038/y2106 issues. Signed-off-by: Xunlei Pang <pang.xunlei@linaro.org> Signed-off-by: John Stultz <john.stultz@linaro.org> Acked-by: Alessandro Zummo <a.zummo@towertech.it> Acked-by: Linus Walleij <linus.walleij@linaro.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/1427945681-29972-10-git-send-email-john.stultz@linaro.org Signed-off-by: Ingo Molnar <mingo@kernel.org> 
This driver has a number of y2038/y2106 issues.

This patch resolves them by:

  - Replacing rtc_tm_to_time() with rtc_tm_to_time64()
  - Replacing rtc_time_to_tm() with rtc_time64_to_tm()
  - Changing ab3100_rtc_set_mmss() to use rtc_class_ops's set_mmss64()

After this patch, the driver should not have any remaining
y2038/y2106 issues.

Signed-off-by: Xunlei Pang <pang.xunlei@linaro.org>
Signed-off-by: John Stultz <john.stultz@linaro.org>
Acked-by: Alessandro Zummo <a.zummo@towertech.it>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1427945681-29972-10-git-send-email-john.stultz@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
rtc: drop owner assignment from platform_drivers 2014-10-20T14:21:31+00:00 Wolfram Sang wsa@the-dreams.de 2014-10-20T14:21:31+00:00 0929ae376ef32591a5f13870a703efc2901bfab9 A platform_driver does not need to set an owner, it will be populated by the driver core. Signed-off-by: Wolfram Sang <wsa@the-dreams.de> 
A platform_driver does not need to set an owner, it will be populated by the
driver core.

Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
drivers/rtc/rtc-ab3100.c: remove empty function 2013-07-03T23:07:54+00:00 Sachin Kamat sachin.kamat@linaro.org 2013-07-03T22:06:59+00:00 a2c0b85945e75901906d0aa82ef9a0bea96f85ce After the switch to devm_ functions and the removal of rtc_device_unregister(), the 'remove' function does not do anything. Delete it. Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 
After the switch to devm_ functions and the removal of
rtc_device_unregister(), the 'remove' function does not do anything.
Delete it.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
rtc: rtc-ab3100: remove unnecessary platform_set_drvdata() 2013-07-03T23:07:48+00:00 Jingoo Han jg1.han@samsung.com 2013-07-03T22:06:09+00:00 0ffb0c065707123ae19b3a8b37a3662261c421b5 The driver core clears the driver data to NULL after device_release or on probe failure, since commit 0998d063100 ("device-core: Ensure drvdata = NULL when no driver is bound"). Thus, it is not needed to manually clear the device driver data to NULL. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Cc: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 
The driver core clears the driver data to NULL after device_release or
on probe failure, since commit 0998d063100 ("device-core: Ensure drvdata
= NULL when no driver is bound").  Thus, it is not needed to manually
clear the device driver data to NULL.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Cc: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
rtc: rtc-ab3100: use devm_rtc_device_register() 2013-04-30T01:28:29+00:00 Jingoo Han jg1.han@samsung.com 2013-04-29T23:19:30+00:00 ef886c4d75f0872424f61815662dd37e84b2d34e devm_rtc_device_register() is device managed and makes cleanup paths simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 
devm_rtc_device_register() is device managed and makes cleanup paths
simpler.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
rtc: rtc-ab3100: use module_platform_driver_probe() 2013-04-30T01:28:22+00:00 Jingoo Han jg1.han@samsung.com 2013-04-29T23:18:34+00:00 fb34a8120446593d24dcd29e0b2c7bdac8e8ac6a Use module_platform_driver_probe() macro which makes the code smaller and simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Acked-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> 
Use module_platform_driver_probe() macro which makes the code smaller and
simpler.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>