linux-kernel - Re: [PATCH] mwifiex: Parse all API_VER

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Date:   Thu, 28 May 2020 12:28:58 +0200
From:   Pali Rohár <pali@...nel.org>
To:     Amitkumar Karwar <amitkarwar@...il.com>,
        Ganapathi Bhat <ganapathi.bhat@....com>,
        Xinming Hu <huxinming820@...il.com>
Cc:     Kalle Valo <kvalo@...eaurora.org>,
        "David S. Miller" <davem@...emloft.net>,
        Marek Behún <marek.behun@....cz>,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mwifiex: Parse all API_VER_ID properties

On Thursday 21 May 2020 14:34:44 Pali Rohár wrote:
> During initialization of SD8997 wifi chip kernel prints warnings:
> 
>   mwifiex_sdio mmc0:0001:1: Unknown api_id: 3
>   mwifiex_sdio mmc0:0001:1: Unknown api_id: 4
> 
> This patch adds support for parsing all api ids provided by SD8997
> firmware.
> 
> Signed-off-by: Pali Rohár <pali@...nel.org>
> ---
>  drivers/net/wireless/marvell/mwifiex/cmdevt.c | 17 +++++++++++++++--
>  drivers/net/wireless/marvell/mwifiex/fw.h     |  2 ++
>  2 files changed, 17 insertions(+), 2 deletions(-)
> 

Hello! Could you please look at this trivial patch?

> diff --git a/drivers/net/wireless/marvell/mwifiex/cmdevt.c b/drivers/net/wireless/marvell/mwifiex/cmdevt.c
> index 7e4b8cd52..589cc5eb1 100644
> --- a/drivers/net/wireless/marvell/mwifiex/cmdevt.c
> +++ b/drivers/net/wireless/marvell/mwifiex/cmdevt.c
> @@ -1581,8 +1581,21 @@ int mwifiex_ret_get_hw_spec(struct mwifiex_private *priv,
>  					adapter->fw_api_ver =
>  							api_rev->major_ver;
>  					mwifiex_dbg(adapter, INFO,
> -						    "Firmware api version %d\n",
> -						    adapter->fw_api_ver);
> +						    "Firmware api version %d.%d\n",
> +						    adapter->fw_api_ver,
> +						    api_rev->minor_ver);
> +					break;
> +				case UAP_FW_API_VER_ID:
> +					mwifiex_dbg(adapter, INFO,
> +						    "uAP api version %d.%d\n",
> +						    api_rev->major_ver,
> +						    api_rev->minor_ver);
> +					break;
> +				case CHANRPT_API_VER_ID:
> +					mwifiex_dbg(adapter, INFO,
> +						    "channel report api version %d.%d\n",
> +						    api_rev->major_ver,
> +						    api_rev->minor_ver);
>  					break;
>  				default:
>  					mwifiex_dbg(adapter, FATAL,
> diff --git a/drivers/net/wireless/marvell/mwifiex/fw.h b/drivers/net/wireless/marvell/mwifiex/fw.h
> index a415d73a7..6f86f5b96 100644
> --- a/drivers/net/wireless/marvell/mwifiex/fw.h
> +++ b/drivers/net/wireless/marvell/mwifiex/fw.h
> @@ -1052,6 +1052,8 @@ struct host_cmd_ds_802_11_ps_mode_enh {
>  enum API_VER_ID {
>  	KEY_API_VER_ID = 1,
>  	FW_API_VER_ID = 2,
> +	UAP_FW_API_VER_ID = 3,
> +	CHANRPT_API_VER_ID = 4,
>  };
>  
>  struct hw_spec_api_rev {
> -- 
> 2.20.1
>