Re: [PATCH v2 1/2] wifi: ath11k: Use platform_get_irq() to get the interrupt

From: Kalle Valo
Date: Wed Feb 22 2023 - 04:54:03 EST


Douglas Anderson <dianders@xxxxxxxxxxxx> wrote:

> As of commit a1a2b7125e10 ("of/platform: Drop static setup of IRQ
> resource from DT core"), we need to use platform_get_irq() instead of
> platform_get_resource() to get our IRQs because
> platform_get_resource() simply won't get them anymore.
>
> This was already fixed in several other Atheros WiFi drivers,
> apparently in response to Zeal Robot reports. An example of another
> fix is commit 9503a1fc123d ("ath9k: Use platform_get_irq() to get the
> interrupt"). ath11k seems to have been missed in this effort, though.
>
> Without this change, WiFi wasn't coming up on my Qualcomm sc7280-based
> hardware. Specifically, "platform_get_resource(pdev, IORESOURCE_IRQ,
> i)" was failing even for i=0.
>
> Tested-on: WCN6750 hw1.0 AHB WLAN.MSL.1.0.1-00887-QCAMSLSWPLZ-1
>
> Fixes: a1a2b7125e10 ("of/platform: Drop static setup of IRQ resource from DT core")
> Fixes: 00402f49d26f ("ath11k: Add support for WCN6750 device")
> Signed-off-by: Douglas Anderson <dianders@xxxxxxxxxxxx>
> Tested-by: Jun Yu <junyuu@xxxxxxxxxxxx>
> Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
> Signed-off-by: Kalle Valo <quic_kvalo@xxxxxxxxxxx>

2 patches applied to ath-next branch of ath.git, thanks.

f117276638b7 wifi: ath11k: Use platform_get_irq() to get the interrupt
95c95251d054 wifi: ath5k: Use platform_get_irq() to get the interrupt

--
https://patchwork.kernel.org/project/linux-wireless/patch/20230201084131.v2.1.I69cf3d56c97098287fe3a70084ee515098390b70@changeid/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches