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From: "Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>
To: Matthew Gerlach <matthew.gerlach@linux.intel.com>
Cc: hao.wu@intel.com, yilun.xu@intel.com, russell.h.weight@intel.com,
	basheer.ahmed.muddebihal@intel.com, trix@redhat.com,
	mdf@kernel.org, linux-fpga@vger.kernel.org,
	linux-doc@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>,
	tianfei.zhang@intel.com, corbet@lwn.net,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-serial <linux-serial@vger.kernel.org>,
	Jiri Slaby <jirislaby@kernel.org>,
	geert+renesas@glider.be,
	Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	niklas.soderlund+renesas@ragnatech.se, macro@orcam.me.uk,
	johan@kernel.org, Lukas Wunner <lukas@wunner.de>,
	marpagan@redhat.com
Subject: Re: [PATCH v4 4/4] tty: serial: 8250: add DFL bus driver for Altera 16550.
Date: Fri, 21 Oct 2022 12:24:35 +0300 (EEST)	[thread overview]
Message-ID: <37342f3-cac7-e127-5bea-27b78dbc31c@linux.intel.com> (raw)
In-Reply-To: <20221020212610.697729-5-matthew.gerlach@linux.intel.com>

On Thu, 20 Oct 2022, matthew.gerlach@linux.intel.com wrote:

> From: Matthew Gerlach <matthew.gerlach@linux.intel.com>
> 
> Add a Device Feature List (DFL) bus driver for the Altera
> 16550 implementation of UART.
> 
> Signed-off-by: Matthew Gerlach <matthew.gerlach@linux.intel.com>
> ---

> +	p = dfh_find_param(dfl_dev, DFHv1_PARAM_ID_REG_LAYOUT);
> +	if (!p)
> +		return dev_err_probe(dev, -EINVAL, "missing REG_LAYOUT param\n");
> +
> +	v = *p;
> +	uart->port.regshift = FIELD_GET(DFHv1_PARAM_ID_REG_SHIFT, v);
> +	reg_width = FIELD_GET(DFHv1_PARAM_ID_REG_WIDTH, v);

Just use *p directly for the FIELD_GETs. I suppose you can drop v after 
changing it.

Other than that and what Andy noted, this patch looks good.


-- 
 i.


  parent reply	other threads:[~2022-10-21  9:26 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-20 21:26 [PATCH v4 0/4] Enhance definition of DFH and use enhancements for uart driver matthew.gerlach
2022-10-20 21:26 ` [PATCH v4 1/4] Documentation: fpga: dfl: Add documentation for DFHv1 matthew.gerlach
2022-10-21  3:55   ` Bagas Sanjaya
2022-10-24 15:01     ` matthew.gerlach
2022-10-21  8:28   ` Ilpo Järvinen
2022-10-21  8:36     ` Ilpo Järvinen
2022-10-20 21:26 ` [PATCH v4 2/4] fpga: dfl: Add DFHv1 Register Definitions matthew.gerlach
2022-10-21  8:06   ` Ilpo Järvinen
2022-10-24 15:03     ` matthew.gerlach
2022-10-20 21:26 ` [PATCH v4 3/4] fpga: dfl: add basic support DFHv1 matthew.gerlach
2022-10-20 22:07   ` Andy Shevchenko
2022-10-24 14:56     ` matthew.gerlach
2022-10-21  8:58   ` Ilpo Järvinen
2022-10-24 15:09     ` matthew.gerlach
2022-10-21  9:07   ` Ilpo Järvinen
2022-10-29 13:08   ` Xu Yilun
2022-10-29 14:47     ` matthew.gerlach
2022-11-01 22:37       ` matthew.gerlach
2022-11-03  1:36         ` Xu Yilun
2022-10-30 22:06     ` Andy Shevchenko
2022-10-31  1:16       ` Xu Yilun
2022-10-31 15:34         ` Andy Shevchenko
2022-10-31 20:15           ` matthew.gerlach
2022-11-01  1:55           ` Xu Yilun
2022-10-20 21:26 ` [PATCH v4 4/4] tty: serial: 8250: add DFL bus driver for Altera 16550 matthew.gerlach
2022-10-20 22:13   ` Andy Shevchenko
2022-10-21  4:33   ` Greg KH
2022-10-21  9:24   ` Ilpo Järvinen [this message]
2022-10-29 15:24   ` Xu Yilun
2022-11-01  0:34     ` matthew.gerlach
2022-11-01  1:46       ` Xu Yilun
2022-11-01 16:04         ` matthew.gerlach
2022-11-01 16:30           ` Ilpo Järvinen
2022-11-01 17:39             ` matthew.gerlach
2022-11-02  9:57               ` Ilpo Järvinen
2022-11-08 12:48                 ` Marco Pagani
2022-11-08 12:51                   ` Ilpo Järvinen

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