Messages in this thread | | | Date | Thu, 16 Jun 2016 16:41:35 +0200 | From | Boris Brezillon <> | Subject | Re: [PATCH 44/48] clocksource: atmel-pit: allow unselecting ATMEL_PIT |
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Hi Thomas,
On Mon, 13 Jun 2016 21:14:47 +0200 (CEST) Thomas Gleixner <tglx@linutronix.de> wrote:
> On Mon, 13 Jun 2016, Boris Brezillon wrote: > > On Sat, 11 Jun 2016 12:53:51 +0200 > > Alexandre Belloni <alexandre.belloni@free-electrons.com> wrote: > > > > > On 11/06/2016 at 11:43:54 +0200, Thomas Gleixner wrote : > > > > On Sat, 11 Jun 2016, Alexandre Belloni wrote: > > > > > > > > > With the new TCB clocksource driver, atmel platforms are now able to boot > > > > > without the PIT driver. Allow unselecting it. > > > > > > > > Yay! Thanks for doing this! > > > > > > > > > > Sure! Can you still check the request_irq/free_irq in > > > timer-atmel-tcbclksrc? I'm not sure whether this can work reliably or > > > only because we are before SYSTEM_STATE=RUNNING. > > > In the latter case, I have another way of doing that. > > > > > > > Sorry to put it back on the table, but shouldn't we consider adding > > these irq_disable/enable_action() helpers? > > I fear that's the only reliable way to do it.
Alexandre told me you had a better implementation (or idea, I don't remember) than what was proposed here [1]. Do you plan to submit something, or should we work on it?
Regards,
Boris
[1]https://lkml.org/lkml/2015/8/3/330
-- Boris Brezillon, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com
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