[PATCH] ath10k: do not enforce interrupt trigger type

Kalle Valo kvalo at kernel.org
Sun May 22 05:22:16 PDT 2022

Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org> wrote:

> Interrupt line can be configured on different hardware in different way,
> even inverted.  Therefore driver should not enforce specific trigger
> type - edge rising - but instead rely on Devicetree to configure it.
> All Qualcomm DTSI with WCN3990 define the interrupt type as level high,
> so the mismatch between DTSI and driver causes rebind issues:
>   $ echo 18800000.wifi > /sys/bus/platform/drivers/ath10k_snoc/unbind
>   $ echo 18800000.wifi > /sys/bus/platform/drivers/ath10k_snoc/bind
>   [   44.763114] irq: type mismatch, failed to map hwirq-446 for interrupt-controller at 17a00000!
>   [   44.763130] ath10k_snoc 18800000.wifi: error -ENXIO: IRQ index 0 not found
>   [   44.763140] ath10k_snoc 18800000.wifi: failed to initialize resource: -6
> Tested-on: WCN3990 hw1.0 SNOC WLAN.HL.3.2.0.c8-00009-QCAHLSWSC8180XMTPLZ-1
> Tested-on: WCN3990 hw1.0 SNOC WLAN.HL.2.0-01387-QCAHLSWMTPLZ-1
> Fixes: c963a683e701 ("ath10k: add resource init and deinit for WCN3990")
> Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski at linaro.org>
> Tested-by: Steev Klimaszewski <steev at kali.org>
> Signed-off-by: Kalle Valo <quic_kvalo at quicinc.com>

Patch applied to ath-next branch of ath.git, thanks.

1ee6c5abebd3 ath10k: do not enforce interrupt trigger type



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