From: kernel test robot <lkp@intel.com>
To: Oliver Neukum <oneukum@suse.com>,
mathias.nyman@intel.com, gregkh@linuxfoundation.org,
linux-usb@vger.kernel.org
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
Oliver Neukum <oneukum@suse.com>
Subject: Re: [PATCH] usb: xhci: use BIT macro
Date: Wed, 1 Apr 2026 06:07:53 +0800 [thread overview]
Message-ID: <202604010611.oXcU3y6m-lkp@intel.com> (raw)
In-Reply-To: <20260312150649.2138749-1-oneukum@suse.com>
Hi Oliver,
kernel test robot noticed the following build warnings:
[auto build test WARNING on usb/usb-testing]
[also build test WARNING on usb/usb-next usb/usb-linus linus/master v7.0-rc6 next-20260330]
[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/Oliver-Neukum/usb-xhci-use-BIT-macro/20260314-143843
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
patch link: https://lore.kernel.org/r/20260312150649.2138749-1-oneukum%40suse.com
patch subject: [PATCH] usb: xhci: use BIT macro
config: sparc64-allmodconfig (https://download.01.org/0day-ci/archive/20260401/202604010611.oXcU3y6m-lkp@intel.com/config)
compiler: clang version 23.0.0git (https://github.com/llvm/llvm-project 2cd67b8b69f78e3f95918204320c3075a74ba16c)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260401/202604010611.oXcU3y6m-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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202604010611.oXcU3y6m-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from drivers/usb/host/xhci.c:25:
>> drivers/usb/host/xhci.h:2345:4: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
2321 | (info & LAST_CTX_MASK) >> 27,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
--
In file included from drivers/usb/cdns3/host.c:18:
>> drivers/usb/cdns3/../host/xhci.h:2345:4: warning: format specifies type 'int' but the argument has type 'unsigned long' [-Wformat]
2321 | (info & LAST_CTX_MASK) >> 27,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
1 warning generated.
vim +2345 drivers/usb/host/xhci.h
90d6d5731da79a Mathias Nyman 2019-04-26 2308
4843b4b5ec64b8 Mathias Nyman 2021-08-20 2309 static inline const char *xhci_decode_slot_context(char *str,
4843b4b5ec64b8 Mathias Nyman 2021-08-20 2310 u32 info, u32 info2, u32 tt_info, u32 state)
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2311 {
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2312 u32 speed;
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2313 u32 hub;
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2314 u32 mtt;
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2315 int ret = 0;
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2316
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2317 speed = info & DEV_SPEED;
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2318 hub = info & DEV_HUB;
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2319 mtt = info & DEV_MTT;
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2320
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2321 ret = sprintf(str, "RS %05x %s%s%s Ctx Entries %d MEL %d us Port# %d/%d",
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2322 info & ROUTE_STRING_MASK,
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2323 ({ char *s;
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2324 switch (speed) {
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2325 case SLOT_SPEED_FS:
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2326 s = "full-speed";
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2327 break;
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2328 case SLOT_SPEED_LS:
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2329 s = "low-speed";
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2330 break;
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2331 case SLOT_SPEED_HS:
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2332 s = "high-speed";
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2333 break;
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2334 case SLOT_SPEED_SS:
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2335 s = "super-speed";
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2336 break;
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2337 case SLOT_SPEED_SSP:
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2338 s = "super-speed plus";
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2339 break;
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2340 default:
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2341 s = "UNKNOWN speed";
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2342 } s; }),
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2343 mtt ? " multi-TT" : "",
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2344 hub ? " Hub" : "",
19a7d0d65c4a81 Felipe Balbi 2017-04-07 @2345 (info & LAST_CTX_MASK) >> 27,
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2346 info2 & MAX_EXIT,
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2347 DEVINFO_TO_ROOT_HUB_PORT(info2),
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2348 DEVINFO_TO_MAX_PORTS(info2));
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2349
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2350 ret += sprintf(str + ret, " [TT Slot %d Port# %d TTT %d Intr %d] Addr %d State %s",
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2351 tt_info & TT_SLOT, (tt_info & TT_PORT) >> 8,
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2352 GET_TT_THINK_TIME(tt_info), GET_INTR_TARGET(tt_info),
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2353 state & DEV_ADDR_MASK,
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2354 xhci_slot_state_string(GET_SLOT_STATE(state)));
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2355
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2356 return str;
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2357 }
19a7d0d65c4a81 Felipe Balbi 2017-04-07 2358
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
prev parent reply other threads:[~2026-03-31 22:08 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-12 15:06 [PATCH] usb: xhci: use BIT macro Oliver Neukum
2026-03-14 2:36 ` lihuisong (C)
2026-03-14 14:22 ` kernel test robot
2026-03-14 14:33 ` kernel test robot
2026-03-31 14:22 ` kernel test robot
2026-03-31 22:07 ` kernel test robot [this message]
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