Re: [PATCH v2 2/2] Add GPIO support for Realtek DHC(Digital Home Center) RTD SoCs.

From: kernel test robot
Date: Thu Nov 16 2023 - 17:57:11 EST


Hi Tzuyi,

kernel test robot noticed the following build warnings:

[auto build test WARNING on brgl/gpio/for-next]
[also build test WARNING on robh/for-next linus/master v6.7-rc1 next-20231116]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Tzuyi-Chang/dt-bindings-gpio-realtek-Add-realtek-rtd-gpio/20231116-191928
base: https://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux.git gpio/for-next
patch link: https://lore.kernel.org/r/20231116111441.2339-3-tychang%40realtek.com
patch subject: [PATCH v2 2/2] Add GPIO support for Realtek DHC(Digital Home Center) RTD SoCs.
config: arm-allmodconfig (https://download.01.org/0day-ci/archive/20231117/202311170603.TawAUggC-lkp@xxxxxxxxx/config)
compiler: arm-linux-gnueabi-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231117/202311170603.TawAUggC-lkp@xxxxxxxxx/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202311170603.TawAUggC-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> drivers/gpio/gpio-rtd.c:71: warning: Function parameter or member 'num_dir' not described in 'rtd_gpio_info'
>> drivers/gpio/gpio-rtd.c:71: warning: Function parameter or member 'num_dato' not described in 'rtd_gpio_info'
>> drivers/gpio/gpio-rtd.c:71: warning: Function parameter or member 'num_dati' not described in 'rtd_gpio_info'
>> drivers/gpio/gpio-rtd.c:71: warning: Function parameter or member 'num_ie' not described in 'rtd_gpio_info'
>> drivers/gpio/gpio-rtd.c:71: warning: Function parameter or member 'num_dp' not described in 'rtd_gpio_info'
>> drivers/gpio/gpio-rtd.c:71: warning: Function parameter or member 'num_gpa' not described in 'rtd_gpio_info'
>> drivers/gpio/gpio-rtd.c:71: warning: Function parameter or member 'num_gpda' not described in 'rtd_gpio_info'
>> drivers/gpio/gpio-rtd.c:71: warning: Function parameter or member 'num_deb' not described in 'rtd_gpio_info'


vim +71 drivers/gpio/gpio-rtd.c

34
35 /**
36 * struct rtd_gpio_info - Specific GPIO register information
37 * @name: GPIO device name
38 * @type: RTD GPIO ID
39 * @gpio_base: GPIO base number
40 * @num_gpios: Number of GPIOs
41 * @dir_offset: Offset for GPIO direction registers
42 * @dato_offset: Offset for GPIO data output registers
43 * @dati_offset: Offset for GPIO data input registers
44 * @ie_offset: Offset for GPIO interrupt enable registers
45 * @dp_offset: Offset for GPIO detection polarity registers
46 * @gpa_offset: Offset for GPIO assert interrupt status registers
47 * @gpda_offset: Offset for GPIO deassert interrupt status registers
48 * @deb_offset: Offset for GPIO debounce registers
49 */
50 struct rtd_gpio_info {
51 const char *name;
52 enum rtd_gpio_type type;
53 unsigned int gpio_base;
54 unsigned int num_gpios;
55 u8 *dir_offset;
56 u8 num_dir;
57 u8 *dato_offset;
58 u8 num_dato;
59 u8 *dati_offset;
60 u8 num_dati;
61 u8 *ie_offset;
62 u8 num_ie;
63 u8 *dp_offset;
64 u8 num_dp;
65 u8 *gpa_offset;
66 u8 num_gpa;
67 u8 *gpda_offset;
68 u8 num_gpda;
69 u8 *deb_offset;
70 u8 num_deb;
> 71 };
72

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