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Message-ID: <202501031506.taoSku3j-lkp@intel.com>
Date: Fri, 3 Jan 2025 15:28:53 +0800
From: kernel test robot <lkp@...el.com>
To: Christian Gromm <christian.gromm@...rochip.com>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: drivers/most/most_usb.c:69: warning: Function parameter or struct
member 'dev' not described in 'most_dci_obj'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 0bc21e701a6ffacfdde7f04f87d664d82e8a13bf
commit: 97a6f772f36b7f52bcfa56a581bbd2470cffe23d drivers: most: add USB adapter driver
date: 4 years, 5 months ago
config: csky-randconfig-r003-20230612 (https://download.01.org/0day-ci/archive/20250103/202501031506.taoSku3j-lkp@intel.com/config)
compiler: csky-linux-gcc (GCC) 12.4.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250103/202501031506.taoSku3j-lkp@intel.com/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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501031506.taoSku3j-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> drivers/most/most_usb.c:69: warning: Function parameter or struct member 'dev' not described in 'most_dci_obj'
>> drivers/most/most_usb.c:69: warning: Excess struct member 'kobj' description in 'most_dci_obj'
>> drivers/most/most_usb.c:122: warning: Function parameter or struct member 'dev' not described in 'most_dev'
>> drivers/most/most_usb.c:122: warning: Function parameter or struct member 'clear_work' not described in 'most_dev'
>> drivers/most/most_usb.c:122: warning: Function parameter or struct member 'on_netinfo' not described in 'most_dev'
>> drivers/most/most_usb.c:649: warning: Function parameter or struct member 'on_netinfo' not described in 'hdm_request_netinfo'
drivers/most/most_usb.c:668: warning: Function parameter or struct member 't' not described in 'link_stat_timer_handler'
drivers/most/most_usb.c:668: warning: Excess function parameter 'data' description in 'link_stat_timer_handler'
drivers/most/most_usb.c:768: warning: cannot understand function prototype: 'const struct file_operations hdm_usb_fops = '
drivers/most/most_usb.c:775: warning: cannot understand function prototype: 'const struct usb_device_id usbid[] = '
vim +69 drivers/most/most_usb.c
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 58
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 59 /**
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 60 * struct most_dci_obj - Direct Communication Interface
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 61 * @kobj:position in sysfs
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 62 * @usb_device: pointer to the usb device
c0554645a8c5a2 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-09-09 63 * @reg_addr: register address for arbitrary DCI access
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 64 */
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 65 struct most_dci_obj {
4d5f022f3a664e drivers/staging/most/usb/usb.c Christian Gromm 2017-11-21 66 struct device dev;
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 67 struct usb_device *usb_device;
c0554645a8c5a2 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-09-09 68 u16 reg_addr;
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 @69 };
9cbe5aa65d5d4e drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-10-21 70
4d5f022f3a664e drivers/staging/most/usb/usb.c Christian Gromm 2017-11-21 71 #define to_dci_obj(p) container_of(p, struct most_dci_obj, dev)
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 72
cc28983c322030 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-08-19 73 struct most_dev;
cc28983c322030 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-08-19 74
cc28983c322030 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-08-19 75 struct clear_hold_work {
cc28983c322030 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-08-19 76 struct work_struct ws;
cc28983c322030 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-08-19 77 struct most_dev *mdev;
cc28983c322030 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-08-19 78 unsigned int channel;
cc28983c322030 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-08-19 79 int pipe;
cc28983c322030 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-08-19 80 };
cc28983c322030 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-08-19 81
cc28983c322030 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-08-19 82 #define to_clear_hold_work(w) container_of(w, struct clear_hold_work, ws)
cc28983c322030 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-08-19 83
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 84 /**
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 85 * struct most_dev - holds all usb interface specific stuff
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 86 * @usb_device: pointer to usb device
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 87 * @iface: hardware interface
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 88 * @cap: channel capabilities
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 89 * @conf: channel configuration
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 90 * @dci: direct communication interface of hardware
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 91 * @ep_address: endpoint address table
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 92 * @description: device description
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 93 * @suffix: suffix for channel name
88d1878bcaa438 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-09-19 94 * @channel_lock: synchronize channel access
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 95 * @padding_active: indicates channel uses padding
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 96 * @is_channel_healthy: health status table of each channel
27e6245e35bc6c drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-09-19 97 * @busy_urbs: list of anchored items
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 98 * @io_mutex: synchronize I/O with disconnect
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 99 * @link_stat_timer: timer for link status reports
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 100 * @poll_work_obj: work for polling link status
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 101 */
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 102 struct most_dev {
723de0f9171eeb drivers/staging/most/usb/usb.c Christian Gromm 2020-01-23 103 struct device dev;
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 104 struct usb_device *usb_device;
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 105 struct most_interface iface;
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 106 struct most_channel_capability *cap;
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 107 struct most_channel_config *conf;
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 108 struct most_dci_obj *dci;
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 109 u8 *ep_address;
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 110 char description[MAX_STRING_LEN];
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 111 char suffix[MAX_NUM_ENDPOINTS][MAX_SUFFIX_LEN];
88d1878bcaa438 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-09-19 112 spinlock_t channel_lock[MAX_NUM_ENDPOINTS]; /* sync channel access */
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 113 bool padding_active[MAX_NUM_ENDPOINTS];
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 114 bool is_channel_healthy[MAX_NUM_ENDPOINTS];
cc28983c322030 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-08-19 115 struct clear_hold_work clear_work[MAX_NUM_ENDPOINTS];
27e6245e35bc6c drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2016-09-19 116 struct usb_anchor *busy_urbs;
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 117 struct mutex io_mutex;
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 118 struct timer_list link_stat_timer;
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 119 struct work_struct poll_work_obj;
9917b209f8e641 drivers/staging/most/usb/usb.c Ravi Eluri 2017-12-22 120 void (*on_netinfo)(struct most_interface *most_iface,
9917b209f8e641 drivers/staging/most/usb/usb.c Ravi Eluri 2017-12-22 121 unsigned char link_state, unsigned char *addrs);
a4198cdf0c3460 drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-07-24 @122 };
9cbe5aa65d5d4e drivers/staging/most/hdm-usb/hdm_usb.c Christian Gromm 2015-10-21 123
:::::: The code at line 69 was first introduced by commit
:::::: a4198cdf0c3460d767d0d36979cd633021c127a2 Staging: most: add MOST driver's hdm-usb module
:::::: TO: Christian Gromm <christian.gromm@...rochip.com>
:::::: CC: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
--
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https://github.com/intel/lkp-tests/wiki
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