Re: [PATCH] pinctrl: qcom: shikra: Fix intr_target_width for summary interrupt routing
Konrad Dybcio <[email protected]> Tue, 28 Jul 2026 13:09:57 +0200
| Newsgroups | org.kernel.vger.linux-gpio,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
On 7/28/26 1:03 PM, Komal Bajaj wrote:
> The intr_target_width field sets the mask width used when writing
> target processor into interrupt config register and deciding which
> processor receives summary interrupt for a given GPIO.
>
> Without it, pinctrl driver defaults to a 3-bit mask. On Shikra, this
> field is 4 bits wide, which could corrupt adjacent bits and mis-route
> interrupts. Set intr_target_width = 4 to match the hardware.
>
> Fixes: 9db68ec534c5 ("pinctrl: qcom: Add Shikra pinctrl driver")
> Signed-off-by: Komal Bajaj <[email protected]>
> ---
Reviewed-by: Konrad Dybcio <[email protected]>
Konrad