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Re: [PATCH RFC 1/3] hwspinlock: sun8i: add Allwinner sun8i HardWare Spinlock

From Bjorn Andersson <bjorn.andersson@linaro.org>
Newsgroups linux.kernel
Subject Re: [PATCH RFC 1/3] hwspinlock: sun8i: add Allwinner sun8i HardWare Spinlock
Date 2016-08-19 03:40 +0200
Message-ID <s7GWR-7sc-1@gated-at.bofh.it> (permalink)
References <s5j8m-16d-25@gated-at.bofh.it> <s5q09-5KN-17@gated-at.bofh.it> <s7GWR-7sc-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Thu 18 Aug 12:38 PDT 2016, Corentin LABBE wrote:

> Hello
> 
> Thanks for your review, I will fix all your reports for next version.
> 
> On 12/08/2016 21:06, Bjorn Andersson wrote:
> > On Fri 12 Aug 04:46 PDT 2016, LABBE Corentin wrote:
> > 
> >> Add hwspinlock support for the Allwinner Hardware Spinlock device
> >> present on the A83T, H3 and A64 SoCs.
> >>
> >> This Hardware Spinlock device provides hardware assistance
> >> for synchronization between the multiple processors in the system.
> >>
> > [..]
> >> +		goto clk_fail;
> >> +	}
> >> +
> >> +	dev_info(&pdev->dev, "Sun8i hwspinlock driver loaded with %d locks\n",
> >> +		 priv->num_locks);
> > 
> > Please don't advertise the driver on success.
> > 
> 
> I was doing that because datasheet specify only 32 slot, but later a register give a possibility of more slots.
> Perhaps its better to advertise only for uncommon hardware (slot > 32) ?
> 

I see, well that would be useful for developers to see, how about you
just make it dev_dbg? That way one would be a command line addition [1]
away from getting the information out.

[1] dyndbg="module sun8i_hwspinlock +p"

Regards,
Bjorn

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Thread

[PATCH RFC 1/3] hwspinlock: sun8i: add Allwinner sun8i HardWare Spinlock LABBE Corentin <clabbe.montjoie@gmail.com> - 2016-08-12 13:50 +0200
  Re: [PATCH RFC 1/3] hwspinlock: sun8i: add Allwinner sun8i HardWare  Spinlock Bjorn Andersson <bjorn.andersson@linaro.org> - 2016-08-12 21:10 +0200
    Re: [PATCH RFC 1/3] hwspinlock: sun8i: add Allwinner sun8i HardWare  Spinlock Bjorn Andersson <bjorn.andersson@linaro.org> - 2016-08-19 03:40 +0200
    Re: [PATCH RFC 1/3] hwspinlock: sun8i: add Allwinner sun8i HardWare  Spinlock Corentin LABBE <clabbe.montjoie@gmail.com> - 2016-08-19 03:50 +0200

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