[PATCH v3 1/3] wcn36xx: Fix DMA channel enable/disable cycle

Kalle Valo kvalo at codeaurora.org
Mon Nov 8 05:21:30 PST 2021


Bryan O'Donoghue <bryan.odonoghue at linaro.org> wrote:

> Right now we have a broken sequence where we enable DMA channel interrupts
> which can be left enabled and never disabled if we hit an error path.
> 
> Worse still when we unload the driver, the DMA channel interrupt bits are
> left intact. About the only saving grace here is that we do remember to
> disable the wcnss interrupt when unload the driver.
> 
> Fixes: 8e84c2582169 ("wcn36xx: mac80211 driver for Qualcomm WCN3660/WCN3680 hardware")
> Signed-off-by: Bryan O'Donoghue <bryan.odonoghue at linaro.org>
> Signed-off-by: Kalle Valo <kvalo at codeaurora.org>

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

89dcb1da611d wcn36xx: Fix DMA channel enable/disable cycle
3652096e5263 wcn36xx: Release DMA channel descriptor allocations
ed04ea76e69e wcn36xx: Put DXE block into reset before freeing memory

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20211105122152.1580542-2-bryan.odonoghue@linaro.org/

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




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