Ack.
Regards
Sunil Kumar Kori
> -----Original Message-----
> From: Jerin Jacob <jerinjac...@gmail.com>
> Sent: Friday, January 13, 2023 10:54 AM
> To: Sunil Kumar Kori <sk...@marvell.com>
> Cc: Nithin Kumar Dabilpuram <ndabilpu...@marvell.com>; Kiran Kumar
> Kokkilagadda <kirankum...@marvell.com>; Satha Koteswara Rao Kottidi
> <skotesh...@marvell.com>; dev@dpdk.org; sta...@dpdk.org
> Subject: [EXT] Re: [PATCH] common/cnxk: reduce channel count per LMAC
>
> External Email
>
> ----------------------------------------------------------------------
> On Wed, Jan 4, 2023 at 11:37 AM <sk...@marvell.com> wrote:
> >
> > From: Sunil Kumar Kori <sk...@marvell.com>
> >
> > Due to limitation, imposed by latest kernel, maximum number of channel
> > supported per LMAC is reduced to 8. Because of this change application
> > gets failed to initialize for more channels.
> >
> > Also this limitation impacts PFC functional behaviour.
> >
> > So patch just aligns the supported number of channel with kernel.
> >
> > Fixes: 20d02329cdc2 ("common/cnxk: support priority flow control")
> > Cc: sta...@dpdk.org
> >
> > Signed-off-by: Sunil Kumar Kori <sk...@marvell.com>
>
>
> Updated the git commit as follows and applied to dpdk-next-net-mrvl/for-
> next-net. Thanks
>
> common/cnxk: reduce channel count per LMAC
>
> Due to limitation, imposed by latest AF kernel driver, maximum number of
> channel supported per LMAC is reduced to 8. Because of this change
> application gets failed to initialize for more channels.
>
> Also this limitation impacts PFC functional behaviour.
>
> So patch just aligns the supported number of channel with AF kernel
> driver.
>
> Fixes: 20d02329cdc2 ("common/cnxk: support priority flow control")
> Cc: sta...@dpdk.org
>
> Signed-off-by: Sunil Kumar Kori <sk...@marvell.com>
>
> > ---
> > drivers/common/cnxk/roc_mbox.h | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/common/cnxk/roc_mbox.h
> > b/drivers/common/cnxk/roc_mbox.h index 8b0384c737..fd9d3e73cd
> 100644
> > --- a/drivers/common/cnxk/roc_mbox.h
> > +++ b/drivers/common/cnxk/roc_mbox.h
> > @@ -1169,7 +1169,7 @@ struct nix_bp_cfg_req {
> > * so maximum 256 channels are possible.
> > */
> > #define NIX_MAX_CHAN 256
> > -#define NIX_CGX_MAX_CHAN 16
> > +#define NIX_CGX_MAX_CHAN 8
> > #define NIX_LBK_MAX_CHAN 1
> > struct nix_bp_cfg_rsp {
> > struct mbox_msghdr hdr;
> > --
> > 2.25.1
> >
