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Re: [PATCH] spi: qup: skip clk_disable_unprepare if the device is already runtime suspended

From Andy Gross <andy.gross@linaro.org>
Newsgroups linux.kernel
Subject Re: [PATCH] spi: qup: skip clk_disable_unprepare if the device is already runtime suspended
Date 2016-08-25 15:30 +0200
Message-ID <sa2Tf-1tU-9@gated-at.bofh.it> (permalink)
References <sa26R-Y5-23@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Thu, Aug 25, 2016 at 01:33:28PM +0100, Sudeep Holla wrote:
> If the spi device is already runtime suspended, if spi_qup_suspend is
> executed during suspend-to-idle or suspend-to-ram it will result in the
> following splat:
> 
> WARNING: CPU: 3 PID: 1593 at drivers/clk/clk.c:476 clk_core_unprepare+0x80/0x90
> Modules linked in:
> 

<snip>

Thanks for fixing this.  I had noticed this yesterday when I was testing your
freeze patch but hadn't had time to dig in.


Tested-by: Andy Gross <andy.gross@linaro.org>

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[PATCH] spi: qup: skip clk_disable_unprepare if the device is already runtime suspended Sudeep Holla <sudeep.holla@arm.com> - 2016-08-25 14:40 +0200
  Re: [PATCH] spi: qup: skip clk_disable_unprepare if the device is  already runtime suspended Andy Gross <andy.gross@linaro.org> - 2016-08-25 15:30 +0200
    Re: [PATCH] spi: qup: skip clk_disable_unprepare if the device is  already runtime suspended Sudeep Holla <sudeep.holla@arm.com> - 2016-08-25 15:40 +0200
  Applied "spi: qup: skip clk_disable_unprepare if the device is already runtime suspended" to the spi tree Mark Brown <broonie@kernel.org> - 2016-09-01 23:10 +0200
  Re: [PATCH] spi: qup: skip clk_disable_unprepare if the device is  already runtime suspended Mark Brown <broonie@kernel.org> - 2016-09-01 23:20 +0200
    Re: [PATCH] spi: qup: skip clk_disable_unprepare if the device is  already runtime suspended Sudeep Holla <sudeep.holla@arm.com> - 2016-09-02 10:50 +0200
      Re: [PATCH] spi: qup: skip clk_disable_unprepare if the device is  already runtime suspended Mark Brown <broonie@kernel.org> - 2016-09-02 11:50 +0200
        Re: [PATCH] spi: qup: skip clk_disable_unprepare if the device is  already runtime suspended Sudeep Holla <sudeep.holla@arm.com> - 2016-09-02 12:50 +0200

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