[PATCH v8 0/4] Determine the number of DMA channels by 'dma-channels' property

Palmer Dabbelt palmer at dabbelt.com
Tue Apr 19 17:18:31 PDT 2022


On Mon, 11 Apr 2022 04:43:35 PDT (-0700), zong.li at sifive.com wrote:
> On Mon, Apr 11, 2022 at 6:48 PM Vinod Koul <vkoul at kernel.org> wrote:
>>
>> On 11-04-22, 10:51, Zong Li wrote:
>> > On Fri, Apr 8, 2022 at 9:13 PM Vinod Koul <vkoul at kernel.org> wrote:
>> > >
>> > > On 28-03-22, 17:52, Zong Li wrote:
>> > > > The PDMA driver currently assumes there are four channels by default, it
>> > > > might cause the error if there is actually less than four channels.
>> > > > Change that by getting number of channel dynamically from device tree.
>> > > > For backwards-compatible, it uses the default value (i.e. 4) when there
>> > > > is no 'dma-channels' information in dts.
>> > >
>> > > Applied patch 1 & 4 to dmaengine-next, thanks
>> >
>> > Hi Vinod,
>> > Thanks for your help and review. For patch 2 and 3, does it mean that
>> > we should go through the riscv tree?
>>
>> Yes
>>
>
> Hi Palmer,
> Could you please help me to pick up the patch 2 and 3. Thanks :)

Sorry about that, I forgot about this one.  I just put them on for-next, 
there was a minor merge conflict but it looks pretty simple.

>
>> --
>> ~Vinod



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