linux-kernel - Re: [PATCH v3 03/18] dt-bindings: interrupt-controller: qcom-pdc: add compatible for sa8775p

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAMRc=MeT4VLiLu5DJSXHqDdZv2gEoC-B7aPvoXVpc3SokQcrFg@mail.gmail.com>
Date:   Mon, 17 Apr 2023 09:27:04 +0200
From:   Bartosz Golaszewski <brgl@...ev.pl>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-gpio@...r.kernel.org,
        Bartosz Golaszewski <bartosz.golaszewski@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>
Subject: Re: [PATCH v3 03/18] dt-bindings: interrupt-controller: qcom-pdc: add
 compatible for sa8775p

On Sun, Apr 16, 2023 at 5:04 PM Krzysztof Kozlowski
<krzysztof.kozlowski@...aro.org> wrote:
>
> On 14/04/2023 11:33, Bartosz Golaszewski wrote:
> > On Thu, Apr 6, 2023 at 4:10 PM Bartosz Golaszewski <brgl@...ev.pl> wrote:
> >>
> >> On Mon, Mar 27, 2023 at 2:53 PM Bartosz Golaszewski <brgl@...ev.pl> wrote:
> >>>
> >>> From: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> >>>
> >>> Add a compatible for the Power Domain Controller on SA8775p platforms.
> >>> Increase the number of PDC pin mappings.
> >>>
> >>> Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@...aro.org>
> >>> Cc: Thomas Gleixner <tglx@...utronix.de>
> >>> Cc: Marc Zyngier <maz@...nel.org>
> >>> ---
> >>>  .../devicetree/bindings/interrupt-controller/qcom,pdc.yaml     | 3 ++-
> >>>  1 file changed, 2 insertions(+), 1 deletion(-)
> >>>
> >>> diff --git a/Documentation/devicetree/bindings/interrupt-controller/qcom,pdc.yaml b/Documentation/devicetree/bindings/interrupt-controller/qcom,pdc.yaml
> >>> index 94791e261c42..641ff32e4a6c 100644
> >>> --- a/Documentation/devicetree/bindings/interrupt-controller/qcom,pdc.yaml
> >>> +++ b/Documentation/devicetree/bindings/interrupt-controller/qcom,pdc.yaml
> >>> @@ -26,6 +26,7 @@ properties:
> >>>    compatible:
> >>>      items:
> >>>        - enum:
> >>> +          - qcom,sa8775p-pdc
> >>>            - qcom,sc7180-pdc
> >>>            - qcom,sc7280-pdc
> >>>            - qcom,sc8280xp-pdc
> >>> @@ -53,7 +54,7 @@ properties:
> >>>    qcom,pdc-ranges:
> >>>      $ref: /schemas/types.yaml#/definitions/uint32-matrix
> >>>      minItems: 1
> >>> -    maxItems: 32 # no hard limit
> >>> +    maxItems: 38 # no hard limit
>
> I don't think the limit is correct. I still see warnings with this
> patch. We already have 57 elements, so limit should be I guess 128 or
> something.
>

You mean for other platforms? This limit applies to sa8775p as the
goal of the patch is to add its own PDC compatible. If other platforms
have more interrupts then we need to fix it first with a separate
commit IMO. I'll send out two patches for that.

Brt