linux-kernel - Re: [PATCH v3 5/6] bnxt_en: Use auxiliary bus calls over proprietary calls

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Date:   Mon, 7 Nov 2022 08:41:27 +0200
From:   Leon Romanovsky <leon@...nel.org>
To:     Ajit Khaparde <ajit.khaparde@...adcom.com>
Cc:     andrew.gospodarek@...adcom.com, davem@...emloft.net,
        edumazet@...gle.com, jgg@...pe.ca, kuba@...nel.org,
        linux-kernel@...r.kernel.org, linux-rdma@...r.kernel.org,
        michael.chan@...adcom.com, netdev@...r.kernel.org,
        pabeni@...hat.com, selvin.xavier@...adcom.com
Subject: Re: [PATCH v3 5/6] bnxt_en: Use auxiliary bus calls over proprietary
 calls

On Fri, Nov 04, 2022 at 09:27:32AM -0700, Ajit Khaparde wrote:
> Wherever possible use the function ops provided by auxiliary bus
> instead of using proprietary ops.
> 
> Defined bnxt_re_suspend and bnxt_re_resume calls which can be
> invoked by the bnxt_en driver instead of the ULP stop/start calls.
> 
> Signed-off-by: Ajit Khaparde <ajit.khaparde@...adcom.com>
> Reviewed-by: Andy Gospodarek <andrew.gospodarek@...adcom.com>
> ---
>  drivers/infiniband/hw/bnxt_re/main.c          | 102 +++++++++++-------
>  drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c |  40 ++++---
>  drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h |   2 -
>  3 files changed, 87 insertions(+), 57 deletions(-)

<...>

>  void bnxt_ulp_sriov_cfg(struct bnxt *bp, int num_vfs)
> diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h
> index 26b7c627342b..e96f93d38a30 100644
> --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h
> +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h
> @@ -29,8 +29,6 @@ struct bnxt_msix_entry {
>  struct bnxt_ulp_ops {

Once you convert to use AUX bus, this struct should go too.

>  	/* async_notifier() cannot sleep (in BH context) */
>  	void (*ulp_async_notifier)(void *, struct hwrm_async_event_cmpl *);
> -	void (*ulp_stop)(void *);
> -	void (*ulp_start)(void *);
>  	void (*ulp_sriov_config)(void *, int);
>  	void (*ulp_shutdown)(void *);
>  	void (*ulp_irq_stop)(void *);
> -- 
> 2.37.1 (Apple Git-137.1)
>