[PATCH v2 00/11] dmaengine: kill off dma_slave_config->slave_id
Vinod Koul
vkoul at kernel.org
Sun Dec 12 20:59:10 PST 2021
On 22-11-21, 23:21, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd at arndb.de>
>
> I recently came across some new uses of the 'slave_id' field that
> I had (almost) removed a few years ago. There are no legitimate
> uses of this field in the kernel, only a few stale references and
> two drivers that abuse the field as a side-channel between the
> dmaengine driver and its client.
>
> Let's change the xilinx and qualcomm drivers to use the documented
> side-channel (peripheral_data) instead, and remove the remnants of
> it to prevent new users from coming in.
>
> I think I got all the necessary Acks on v1 already, so if there are
> no further concerns, please merge this through the dmaengine tree
> for v5.17, or pull from
Arnd, Thanks for the cleanup. I have applied and folder the fix you sent
in this
--
~Vinod
More information about the linux-arm-kernel
mailing list