linux-kernel - RE: [PATCH v8 6/6] spi: Add support for Intel LJCA USB SPI driver

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Date:   Tue, 20 Jun 2023 06:47:11 +0000
From:   "Wu, Wentong" <wentong.wu@...el.com>
To:     Mark Brown <broonie@...nel.org>, "Ye, Xiang" <xiang.ye@...el.com>
CC:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Arnd Bergmann <arnd@...db.de>,
        Matthias Kaehlcke <mka@...omium.org>,
        Lee Jones <lee@...nel.org>, Wolfram Sang <wsa@...nel.org>,
        Tyrone Ting <kfting@...oton.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Marc Zyngier <maz@...nel.org>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
        "linux-i2c@...r.kernel.org" <linux-i2c@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-spi@...r.kernel.org" <linux-spi@...r.kernel.org>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "Pandruvada, Srinivas" <srinivas.pandruvada@...el.com>,
        "heikki.krogerus@...ux.intel.com" <heikki.krogerus@...ux.intel.com>,
        "andriy.shevchenko@...ux.intel.com" 
        <andriy.shevchenko@...ux.intel.com>,
        "sakari.ailus@...ux.intel.com" <sakari.ailus@...ux.intel.com>,
        "Wang, Zhifeng" <zhifeng.wang@...el.com>,
        "Zhang, Lixu" <lixu.zhang@...el.com>
Subject: RE: [PATCH v8 6/6] spi: Add support for Intel LJCA USB SPI driver

Hi Brown,

Thanks for your review

> -----Original Message-----
> From: Mark Brown <broonie@...nel.org>
> Sent: Friday, May 12, 2023 12:18 PM
> 
> On Fri, May 12, 2023 at 01:58:44AM +0800, Ye Xiang wrote:
> 
> > +++ b/drivers/spi/spi-ljca.c
> > @@ -0,0 +1,290 @@
> > +// SPDX-License-Identifier: GPL-2.0-only
> > +/*
> > + * Intel La Jolla Cove Adapter USB-SPI driver
> 
> Please make the entire comment a C++ one so things look more intentional.
> 

I see lots of drivers are commenting like current one. 
But sorry, you mean the entire comment start with /* and end with */ ? Thanks

BR,
Wentong

> > +struct spi_init_packet {
> > +	u8 index;
> > +	u8 speed;
> > +	u8 mode;
> > +} __packed;
> > +
> > +struct spi_xfer_packet {
> 
> These should be namespaced, especially since they look likely to collide with
> other things.  Otherwise this looks fine.

Ack, these two structs will be like below in next version, thanks
struct ljca_spi_init_packet {
	u8 index;
	u8 index;
	u8 mode;
} __packed;

struct ljca_spi_xfer_packet {
	u8 indicator;
	s8 len;
	u8 data[];
} __packed;