Re: [RFC PATCH 00/10] ARM: dts: exynos: Fix invalid GIC interrupt flags

2016-11-03 Thread Krzysztof Kozlowski
On Fri, Sep 16, 2016 at 09:42:41PM +0200, Krzysztof Kozlowski wrote:
> Hi,
> 
> Marek (internally), Geert and Alban reported errors like:
>   genirq: Setting trigger mode 0 for irq 16 failed (gic_set_type+0x0/0x68)
> The patchset fixes this issue.
> 
> Tested on:
> 1. Exynos4412: Odroid U3,
> 2. Exynos5410: Odroid XU,
> 3. Exynos5422: Odroid XU3.
> 
> Other platforms not tested so testing would be highly appreciated.

Applied entire patchset for v4.10. Let it boil for some time in
linux-next.

Best regards,
Krzysztof


Re: [RFC PATCH 00/10] ARM: dts: exynos: Fix invalid GIC interrupt flags

2016-09-18 Thread Krzysztof Kozlowski
On Sun, Sep 18, 2016 at 10:34:36AM +0100, Marc Zyngier wrote:
> On Sat, 17 Sep 2016 19:55:53 +0200
> Krzysztof Kozlowski  wrote:
> 
> > On Sat, Sep 17, 2016 at 11:05:39PM +0530, Alim Akhtar wrote:
> > > Hi Krzysztof,
> > > 
> > > On Sat, Sep 17, 2016 at 1:12 AM, Krzysztof Kozlowski  
> > > wrote:  
> > > > Hi,
> > > >
> > > > Marek (internally), Geert and Alban reported errors like:
> > > > genirq: Setting trigger mode 0 for irq 16 failed 
> > > > (gic_set_type+0x0/0x68)
> > > > The patchset fixes this issue.
> > > >
> > > > Tested on:
> > > > 1. Exynos4412: Odroid U3,
> > > > 2. Exynos5410: Odroid XU,
> > > > 3. Exynos5422: Odroid XU3.
> > > >  
> > > 
> > > Tested on Exynos5800 based peach-pi board, so fpr patch 06/10
> > > 
> > > Tested-by: Alim Akhtar 
> > > 
> > >   
> > > > Other platforms not tested so testing would be highly appreciated.
> > > >
> > > > Best regards,
> > > > Krzysztof
> > > >
> > > > Krzysztof Kozlowski (10):
> > > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos4
> > > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos4210
> > > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos4x12
> > > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos4415
> > > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos3250
> > > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos5
> > > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos5250
> > > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in
> > > > exynos5410/exynos542x
> > > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos5260
> > > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos5440
> > > >  
> > > 
> > > In general these patches looks good, feel free to add my review-by tag
> > > for this series.
> > > 
> > > Reviewed-by: Alim Akhtar 
> > >   
> > 
> > Thanks, I'll add your reviewed-by to all patches.
> 
> There is a couple of things that I don't like about these patches:
> 
> - Are you sure that all your interrupts are level? I appreciate that's
>   a very common setting, but you seem to have simply decided that there
>   wasn't any edge interrupt. Is that a "Let's see what breaks"
>   situation? If so, It'd be good to state it.

Yes, that's the case. I can mention it in commit msg more explicitly.
Anyway till now, Exynos platform always used IRQ_TYPE_NONE. Also vendor
kernel uses it. However this did not affect the platform. I didn't dig
too much into it but it seemts that __irq_set_trigger wasn't called
before for these interrupts.

> 
> - You've used the IRQ_TYPE_LEVEL_HIGH macro everywhere, but didn't use
>   the GIC_SPI macro as the first argument of each interrupt specifier.
>   I'm by no mean a fan of these macros, but you should at least have
>   some consistency inside an interrupt specifier.

I wanted to fix here only the error itself. Using GIC_SPI instead of 0
is not related so I replaced it in separate patches [1]. Keeping such
change separate makes testing easy - dtx_diff.

Best regards,
Krzysztof

[1] https://patchwork.kernel.org/patch/9336781/


Re: [RFC PATCH 00/10] ARM: dts: exynos: Fix invalid GIC interrupt flags

2016-09-18 Thread Marc Zyngier
On Sat, 17 Sep 2016 19:55:53 +0200
Krzysztof Kozlowski  wrote:

> On Sat, Sep 17, 2016 at 11:05:39PM +0530, Alim Akhtar wrote:
> > Hi Krzysztof,
> > 
> > On Sat, Sep 17, 2016 at 1:12 AM, Krzysztof Kozlowski  
> > wrote:  
> > > Hi,
> > >
> > > Marek (internally), Geert and Alban reported errors like:
> > > genirq: Setting trigger mode 0 for irq 16 failed 
> > > (gic_set_type+0x0/0x68)
> > > The patchset fixes this issue.
> > >
> > > Tested on:
> > > 1. Exynos4412: Odroid U3,
> > > 2. Exynos5410: Odroid XU,
> > > 3. Exynos5422: Odroid XU3.
> > >  
> > 
> > Tested on Exynos5800 based peach-pi board, so fpr patch 06/10
> > 
> > Tested-by: Alim Akhtar 
> > 
> >   
> > > Other platforms not tested so testing would be highly appreciated.
> > >
> > > Best regards,
> > > Krzysztof
> > >
> > > Krzysztof Kozlowski (10):
> > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos4
> > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos4210
> > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos4x12
> > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos4415
> > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos3250
> > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos5
> > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos5250
> > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in
> > > exynos5410/exynos542x
> > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos5260
> > >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos5440
> > >  
> > 
> > In general these patches looks good, feel free to add my review-by tag
> > for this series.
> > 
> > Reviewed-by: Alim Akhtar 
> >   
> 
> Thanks, I'll add your reviewed-by to all patches.

There is a couple of things that I don't like about these patches:

- Are you sure that all your interrupts are level? I appreciate that's
  a very common setting, but you seem to have simply decided that there
  wasn't any edge interrupt. Is that a "Let's see what breaks"
  situation? If so, It'd be good to state it.

- You've used the IRQ_TYPE_LEVEL_HIGH macro everywhere, but didn't use
  the GIC_SPI macro as the first argument of each interrupt specifier.
  I'm by no mean a fan of these macros, but you should at least have
  some consistency inside an interrupt specifier.

Thanks,

M.
-- 
Jazz is not dead. It just smells funny.


Re: [RFC PATCH 00/10] ARM: dts: exynos: Fix invalid GIC interrupt flags

2016-09-18 Thread Geert Uytterhoeven
Hi Krzysztof,

On Fri, Sep 16, 2016 at 9:42 PM, Krzysztof Kozlowski  wrote:
> Marek (internally), Geert and Alban reported errors like:
> genirq: Setting trigger mode 0 for irq 16 failed 
> (gic_set_type+0x0/0x68)

I didn't report these on Exynos, though, so I think you should drop my
Reported-by.

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- ge...@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds


Re: [RFC PATCH 00/10] ARM: dts: exynos: Fix invalid GIC interrupt flags

2016-09-17 Thread Krzysztof Kozlowski
On Sat, Sep 17, 2016 at 11:05:39PM +0530, Alim Akhtar wrote:
> Hi Krzysztof,
> 
> On Sat, Sep 17, 2016 at 1:12 AM, Krzysztof Kozlowski  wrote:
> > Hi,
> >
> > Marek (internally), Geert and Alban reported errors like:
> > genirq: Setting trigger mode 0 for irq 16 failed 
> > (gic_set_type+0x0/0x68)
> > The patchset fixes this issue.
> >
> > Tested on:
> > 1. Exynos4412: Odroid U3,
> > 2. Exynos5410: Odroid XU,
> > 3. Exynos5422: Odroid XU3.
> >
> 
> Tested on Exynos5800 based peach-pi board, so fpr patch 06/10
> 
> Tested-by: Alim Akhtar 
> 
> 
> > Other platforms not tested so testing would be highly appreciated.
> >
> > Best regards,
> > Krzysztof
> >
> > Krzysztof Kozlowski (10):
> >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos4
> >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos4210
> >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos4x12
> >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos4415
> >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos3250
> >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos5
> >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos5250
> >   ARM: dts: exynos: Fix invalid GIC interrupt flags in
> > exynos5410/exynos542x
> >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos5260
> >   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos5440
> >
> 
> In general these patches looks good, feel free to add my review-by tag
> for this series.
> 
> Reviewed-by: Alim Akhtar 
> 

Thanks, I'll add your reviewed-by to all patches.

Best regards,
Krzysztof


Re: [RFC PATCH 00/10] ARM: dts: exynos: Fix invalid GIC interrupt flags

2016-09-17 Thread Alim Akhtar
Hi Krzysztof,

On Sat, Sep 17, 2016 at 1:12 AM, Krzysztof Kozlowski  wrote:
> Hi,
>
> Marek (internally), Geert and Alban reported errors like:
> genirq: Setting trigger mode 0 for irq 16 failed 
> (gic_set_type+0x0/0x68)
> The patchset fixes this issue.
>
> Tested on:
> 1. Exynos4412: Odroid U3,
> 2. Exynos5410: Odroid XU,
> 3. Exynos5422: Odroid XU3.
>

Tested on Exynos5800 based peach-pi board, so fpr patch 06/10

Tested-by: Alim Akhtar 


> Other platforms not tested so testing would be highly appreciated.
>
> Best regards,
> Krzysztof
>
> Krzysztof Kozlowski (10):
>   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos4
>   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos4210
>   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos4x12
>   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos4415
>   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos3250
>   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos5
>   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos5250
>   ARM: dts: exynos: Fix invalid GIC interrupt flags in
> exynos5410/exynos542x
>   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos5260
>   ARM: dts: exynos: Fix invalid GIC interrupt flags in exynos5440
>

In general these patches looks good, feel free to add my review-by tag
for this series.

Reviewed-by: Alim Akhtar 


>  arch/arm/boot/dts/exynos3250-pinctrl.dtsi | 20 +--
>  arch/arm/boot/dts/exynos3250.dtsi | 93 +-
>  arch/arm/boot/dts/exynos4.dtsi| 94 
> ---
>  arch/arm/boot/dts/exynos4210-pinctrl.dtsi | 20 +--
>  arch/arm/boot/dts/exynos4210.dtsi | 36 
>  arch/arm/boot/dts/exynos4415-pinctrl.dtsi | 20 +--
>  arch/arm/boot/dts/exynos4415.dtsi | 92 +-
>  arch/arm/boot/dts/exynos4x12-pinctrl.dtsi | 20 +--
>  arch/arm/boot/dts/exynos4x12.dtsi | 48 ++--
>  arch/arm/boot/dts/exynos5.dtsi| 60 ++--
>  arch/arm/boot/dts/exynos5250.dtsi | 80 +-
>  arch/arm/boot/dts/exynos5260.dtsi | 39 -
>  arch/arm/boot/dts/exynos5410.dtsi | 26 -
>  arch/arm/boot/dts/exynos5420.dtsi | 78 -
>  arch/arm/boot/dts/exynos5440.dtsi | 48 ++--
>  arch/arm/boot/dts/exynos54xx.dtsi | 34 +--
>  16 files changed, 485 insertions(+), 323 deletions(-)
>
> --
> 2.7.4
>
> --
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-- 
Regards,
Alim