Re: [PATCH] clocksource: register persistent clock for arm arch_timer

2014-04-02 Thread Lei Wen
Hi Stephen, On Thu, Apr 3, 2014 at 2:09 AM, Stephen Boyd wrote: > On 04/02/14 04:02, Lei Wen wrote: >> Since arm's arch_timer's counter would keep accumulated even in the >> low power mode, including suspend state, it is very suitable to be >> the persistent clock instead of RTC. >> >> While

Re: [PATCH] clocksource: register persistent clock for arm arch_timer

2014-04-02 Thread Stephen Boyd
On 04/02/14 04:02, Lei Wen wrote: > Since arm's arch_timer's counter would keep accumulated even in the > low power mode, including suspend state, it is very suitable to be > the persistent clock instead of RTC. > > While read_persistent_clock calling place shall be rare, like only >

[PATCH] clocksource: register persistent clock for arm arch_timer

2014-04-02 Thread Lei Wen
Since arm's arch_timer's counter would keep accumulated even in the low power mode, including suspend state, it is very suitable to be the persistent clock instead of RTC. While read_persistent_clock calling place shall be rare, like only suspend/resume place? So we shall don't care for its

[PATCH] clocksource: register persistent clock for arm arch_timer

2014-04-02 Thread Lei Wen
Since arm's arch_timer's counter would keep accumulated even in the low power mode, including suspend state, it is very suitable to be the persistent clock instead of RTC. While read_persistent_clock calling place shall be rare, like only suspend/resume place? So we shall don't care for its

Re: [PATCH] clocksource: register persistent clock for arm arch_timer

2014-04-02 Thread Stephen Boyd
On 04/02/14 04:02, Lei Wen wrote: Since arm's arch_timer's counter would keep accumulated even in the low power mode, including suspend state, it is very suitable to be the persistent clock instead of RTC. While read_persistent_clock calling place shall be rare, like only suspend/resume

Re: [PATCH] clocksource: register persistent clock for arm arch_timer

2014-04-02 Thread Lei Wen
Hi Stephen, On Thu, Apr 3, 2014 at 2:09 AM, Stephen Boyd sb...@codeaurora.org wrote: On 04/02/14 04:02, Lei Wen wrote: Since arm's arch_timer's counter would keep accumulated even in the low power mode, including suspend state, it is very suitable to be the persistent clock instead of RTC.