Re: [PATCH for-next 7/7] RDMA/bnxt_re: Enable congestion control by default

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On Wed, Mar 29, 2023 at 12:53 PM Leon Romanovsky <leon@xxxxxxxxxx> wrote:
>
> On Thu, Mar 23, 2023 at 02:12:19AM -0700, Selvin Xavier wrote:
> > Enable Congesion control by default. Issue FW command
> > enable the CC during driver load and disable it during
> > unload.
> >
> > Signed-off-by: Selvin Xavier <selvin.xavier@xxxxxxxxxxxx>
> > ---
> >  drivers/infiniband/hw/bnxt_re/main.c       |  24 ++++++-
> >  drivers/infiniband/hw/bnxt_re/qplib_rcfw.c |  15 ++--
> >  drivers/infiniband/hw/bnxt_re/qplib_rcfw.h |  20 ++++--
> >  drivers/infiniband/hw/bnxt_re/qplib_sp.c   | 109 +++++++++++++++++++++++++++++
> >  drivers/infiniband/hw/bnxt_re/qplib_sp.h   |  67 ++++++++++++++++++
> >  5 files changed, 222 insertions(+), 13 deletions(-)
>
> <...>
>
> > index 06979f7..73f936c 100644
> > --- a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
> > +++ b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
> > @@ -96,7 +96,7 @@ static int __send_message(struct bnxt_qplib_rcfw *rcfw,
> >       u32 sw_prod, cmdq_prod;
> >       struct pci_dev *pdev;
> >       unsigned long flags;
> > -     u32 size, opcode;
> > +     u32 bsize, opcode;
> >       u16 cookie, cbit;
> >       u8 *preq;
>
> <...>
>
> >       memset(msg->resp, 0, sizeof(*msg->resp));
> >       crsqe->resp = (struct creq_qp_event *)msg->resp;
> > -     crsqe->resp->cookie = msg->req->cookie;
> > +     crsqe->resp->cookie = cookie;
>
> I see that you didn't change cookie type in this patch, but it is better
> to fix smatch/sparse warnings while you are changing the code.
>
> I don't want to see any warnings generated by new patches even for old code.
>
> drivers/infiniband/hw/bnxt_re/qplib_rcfw.c:155:29: warning: incorrect type in assignment (different base types)
> drivers/infiniband/hw/bnxt_re/qplib_rcfw.c:155:29:    expected restricted __le16 [usertype] cookie
> drivers/infiniband/hw/bnxt_re/qplib_rcfw.c:155:29:    got unsigned short [assigned] [usertype] cookie
> drivers/infiniband/hw/bnxt_re/qplib_rcfw.h:96:13: warning: restricted __le16 degrades to integer
Will post v3. thanks
>
> Thanks

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