Re: [PATCH v19 08/22] cxl: Support dpa initialization without a mailbox

Alejandro Lucero Palau
2025-11-10T11:28:59Z

On 10/7/25 14:22, Jonathan Cameron wrote:
> On Mon, 6 Oct 2025 11:01:16 +0100
> <alejandro.lucero-palau@amd.com> wrote:
>
>> From: Alejandro Lucero <alucerop@amd.com>
> I think this also needs to mention sfc in the patch title as we'll
> need an appropriate RB/Ack for that part.

Right. I'll do so.

Thanks

> Lazy option would be
> cxl/sfc: Support dpa initialization without a mailbox
>
> but there are probably better options.
>
>> Type3 relies on mailbox CXL_MBOX_OP_IDENTIFY command for initializing
>> memdev state params which end up being used for DPA initialization.
>>
>> Allow a Type2 driver to initialize DPA simply by giving the size of its
>> volatile hardware partition.
>>
>> Move related functions to memdev.
>>
>> Add sfc driver as the client.
>>
>> Signed-off-by: Alejandro Lucero <alucerop@amd.com>
>> Reviewed-by: Dan Williams <dan.j.williams@intel.com>
>> Reviewed-by: Dave Jiang <dave.jiang@intel.com>
>> Reviewed-by: Ben Cheatham <benjamin.cheatham@amd.com>