linux-kernel - Re: [PATCH v1 2/3] spi: xilinx: Add necessary inclusion and forward declaration

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Date: Fri, 8 Mar 2024 17:00:19 +0200
From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To: Michal Simek <michal.simek@....com>
Cc: linux-spi@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, Mark Brown <broonie@...nel.org>
Subject: Re: [PATCH v1 2/3] spi: xilinx: Add necessary inclusion and forward
 declaration

On Fri, Mar 08, 2024 at 03:02:01PM +0100, Michal Simek wrote:
> On 3/8/24 14:56, Andy Shevchenko wrote:
> > On Fri, Mar 08, 2024 at 09:21:32AM +0100, Michal Simek wrote:
> > > On 3/7/24 16:43, Andy Shevchenko wrote:
> > > > xilinx_spi.h is mnissing inclusion and forward declaration, add them.

..

> > > > diff --git a/include/linux/spi/xilinx_spi.h b/include/linux/spi/xilinx_spi.h
> > > >    #define __LINUX_SPI_XILINX_SPI_H
> > > > +#include <linux/types.h>
> > > > +
> > > > +struct spi_board_info;
> > > > +
> > > >    /**
> > > >     * struct xspi_platform_data - Platform data of the Xilinx SPI driver
> > > >     * @num_chipselect:	Number of chip select by the IP.
> > > 
> > > Likely correct but forget how to check it with tools.
> > 
> > I'm not sure which tools we have to check this.
> > 
> > The types.h is needed for uXX
> > The forward declaration for the pointer to the mentioned type.
> > 
> > All this has been derived from reading the file.
> 
> No issue with it. But I am quite sure there was a tool which was able to
> find it out and report it. But forgot which one was it.

You mean iwyu? If so, it needs a lot of tuning before being able to be used
in Linux kernel.

-- 
With Best Regards,
Andy Shevchenko