Re: [PATCH 1/1] fpga: dfl: Avoid reads to AFU CSRs during enumeration

On Fri, Sep 17, 2021 at 07:42:28AM +0200, Greg KH wrote:

On Thu, Sep 16, 2021 at 02:07:33PM -0700, Russ Weight wrote:

quoted

CSR address space for Accelerator Functional Units (AFU) is not available
during the early Device Feature List (DFL) enumeration. Early access
to this space results in invalid data and port errors. This change adds
a condition to prevent an early read from the AFU CSR space.

Signed-off-by: Russ Weight <redacted>

Fixes: 23bcda750558 ("fpga: dfl: expose feature revision from struct
dfl_device")

Nit, please keep this all on one line or our tools will complain about
it when we commit it to our trees :(

I had caught that and fixed it when applying :)

Thanks,
Moritz