linux-kernel - Re: [lkp] [PATCH v3 1/3] spi: spidev: create spidev device for all spi slaves.

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Date:	Wed, 20 Jul 2016 15:16:47 +0800
From:	Fengguang Wu <fengguang.wu@...el.com>
To:	Michal Suchanek <hramrach@...il.com>
Cc:	kbuild-all@...org, Mark Brown <broonie@...nel.org>,
	linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org,
	Michal Suchanek <hramrach@...il.com>
Subject: Re: [lkp] [PATCH v3 1/3] spi: spidev: create spidev device for all
 spi slaves.

Hi,

[auto build test WARNING on v4.7-rc7]
[cannot apply to next-20160719]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Michal-Suchanek/Spidev-usability-patchset-update/20160720-055513
reproduce: make htmldocs

All warnings (new ones prefixed by >>):

    include/linux/init.h:1: warning: no structured comments found
    kernel/sched/core.c:2081: warning: No description found for parameter 'cookie'
    kernel/sys.c:1: warning: no structured comments found
    drivers/dma-buf/seqno-fence.c:1: warning: no structured comments found
>> include/linux/spi/spi.h:195: warning: No description found for parameter 'spidev_devt'
>> include/linux/spi/spi.h:195: warning: No description found for parameter 'spidev'
>> include/linux/spi/spi.h:195: warning: No description found for parameter 'spidev_lock'
>> include/linux/spi/spi.h:195: warning: No description found for parameter 'buf_lock'
>> include/linux/spi/spi.h:195: warning: No description found for parameter 'spidev_users'
>> include/linux/spi/spi.h:195: warning: No description found for parameter 'tx_buffer'
>> include/linux/spi/spi.h:195: warning: No description found for parameter 'rx_buffer'
>> include/linux/spi/spi.h:195: warning: No description found for parameter 'spidev_speed_hz'

git remote add linux-review https://github.com/0day-ci/linux
git remote update linux-review
git checkout 2797999799fc3b7f10f680b3e3fa34ca56e1385d
vim +/spidev_devt +195 include/linux/spi/spi.h

33e34dc6 David Brownell  2007-05-08  179  	 *  - ...
33e34dc6 David Brownell  2007-05-08  180  	 */
27979997 Michal Suchanek 2016-07-19  181  
27979997 Michal Suchanek 2016-07-19  182  	/* spidev stuff */
27979997 Michal Suchanek 2016-07-19  183  #if config_enabled(CONFIG_SPI_SPIDEV)
27979997 Michal Suchanek 2016-07-19  184  	dev_t                   spidev_devt;
27979997 Michal Suchanek 2016-07-19  185  	struct device *		spidev;
27979997 Michal Suchanek 2016-07-19  186  	spinlock_t              spidev_lock;
27979997 Michal Suchanek 2016-07-19  187  
27979997 Michal Suchanek 2016-07-19  188  	/* TX/RX buffers are NULL unless this device is open (users > 0) */
27979997 Michal Suchanek 2016-07-19  189  	struct mutex            buf_lock;
27979997 Michal Suchanek 2016-07-19  190  	unsigned                spidev_users;
27979997 Michal Suchanek 2016-07-19  191  	u8                      *tx_buffer;
27979997 Michal Suchanek 2016-07-19  192  	u8                      *rx_buffer;
27979997 Michal Suchanek 2016-07-19  193  	u32                     spidev_speed_hz;
27979997 Michal Suchanek 2016-07-19  194  #endif /*CONFIG_SPI_SPIDEV*/
8ae12a0d David Brownell  2006-01-08 @195  };
8ae12a0d David Brownell  2006-01-08  196  
8ae12a0d David Brownell  2006-01-08  197  static inline struct spi_device *to_spi_device(struct device *dev)
8ae12a0d David Brownell  2006-01-08  198  {
b885244e David Brownell  2006-01-08  199  	return dev ? container_of(dev, struct spi_device, dev) : NULL;
8ae12a0d David Brownell  2006-01-08  200  }
8ae12a0d David Brownell  2006-01-08  201  
8ae12a0d David Brownell  2006-01-08  202  /* most drivers won't need to care about device refcounting */
8ae12a0d David Brownell  2006-01-08  203  static inline struct spi_device *spi_dev_get(struct spi_device *spi)



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