Re: [PATCH 3/3] dmaengine: qcom: bam_dma: convert tasklet to a workqueue
From: Vinod Koul
Date: Sat Nov 22 2025 - 04:10:08 EST
On 06-11-25, 16:44, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
>
> There is nothing in the interrupt handling that requires us to run in
> atomic context so convert the tasklet to a workqueue.
The reason dmaengine drivers use tasklets is higher priority to handle
dma interrupts... This is by design for this subsystem.
There was an attempt in past to do conversion away from tasklets [1]:
We need something similar apprach here. I can queue up first two though
1: https://lore.kernel.org/all/20240327160314.9982-1-apais@xxxxxxxxxxxxxxxxxxx/
--
~Vinod