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Message-ID: <202401111724.LiPgx2yU-lkp@intel.com>
Date: Thu, 11 Jan 2024 18:01:43 +0800
From: kernel test robot <lkp@...el.com>
To: Frank Li <Frank.Li@....com>, robh@...nel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
alexandre.belloni@...tlin.com, conor.culhane@...vaco.com,
gregkh@...uxfoundation.org, imx@...ts.linux.dev,
jirislaby@...nel.org, joe@...ches.com,
linux-i3c@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-serial@...r.kernel.org, miquel.raynal@...tlin.com,
zbigniew.lukwinski@...ux.intel.com, devicetree@...r.kernel.org,
krzysztof.kozlowski+dt@...aro.org, krzysztof.kozlowski@...aro.org
Subject: Re: [PATCH v2 4/7] i3c: target: add svc target controller support
Hi Frank,
kernel test robot noticed the following build warnings:
[auto build test WARNING on tty/tty-testing]
[also build test WARNING on tty/tty-next tty/tty-linus robh/for-next linus/master v6.7 next-20240111]
[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/Frank-Li/i3c-add-target-mode-support/20240111-015711
base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-testing
patch link: https://lore.kernel.org/r/20240110175221.2335480-5-Frank.Li%40nxp.com
patch subject: [PATCH v2 4/7] i3c: target: add svc target controller support
config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20240111/202401111724.LiPgx2yU-lkp@intel.com/config)
compiler: clang version 18.0.0git (https://github.com/llvm/llvm-project 9bde5becb44ea071f5e1fa1f5d4071dc8788b18c)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240111/202401111724.LiPgx2yU-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/202401111724.LiPgx2yU-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:24:
In file included from include/linux/mm.h:1084:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:186:1: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
186 | _SIG_SET_OP(signotset, _sig_not)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/signal.h:176:10: note: expanded from macro '_SIG_SET_OP'
176 | case 2: set->sig[1] = op(set->sig[1]); \
| ^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
18 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from drivers/i3c/target/svc-i3c-target.c:14:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from arch/powerpc/include/asm/hardirq.h:6:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:24:
In file included from include/linux/mm.h:1084:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:197:10: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
197 | case 2: set->sig[1] = 0;
| ^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
18 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from drivers/i3c/target/svc-i3c-target.c:14:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from arch/powerpc/include/asm/hardirq.h:6:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:24:
In file included from include/linux/mm.h:1084:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:210:10: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
210 | case 2: set->sig[1] = -1;
| ^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
18 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from drivers/i3c/target/svc-i3c-target.c:14:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from arch/powerpc/include/asm/hardirq.h:6:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:24:
In file included from include/linux/mm.h:1084:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:241:10: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
241 | case 2: set->sig[1] = 0;
| ^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
18 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from drivers/i3c/target/svc-i3c-target.c:14:
In file included from include/linux/interrupt.h:11:
In file included from include/linux/hardirq.h:11:
In file included from arch/powerpc/include/asm/hardirq.h:6:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:24:
In file included from include/linux/mm.h:1084:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:254:10: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
254 | case 2: set->sig[1] = -1;
| ^ ~
arch/powerpc/include/uapi/asm/signal.h:18:2: note: array 'sig' declared here
18 | unsigned long sig[_NSIG_WORDS];
| ^
drivers/i3c/target/svc-i3c-target.c:211:40: warning: no previous prototype for function 'svc_i3c_get_features' [-Wmissing-prototypes]
211 | const struct i3c_target_ctrl_features *svc_i3c_get_features(struct i3c_target_ctrl *ctrl)
| ^
drivers/i3c/target/svc-i3c-target.c:211:7: note: declare 'static' if the function is not intended to be used outside of this translation unit
211 | const struct i3c_target_ctrl_features *svc_i3c_get_features(struct i3c_target_ctrl *ctrl)
| ^
| static
>> drivers/i3c/target/svc-i3c-target.c:268:63: warning: omitting the parameter name in a function definition is a C23 extension [-Wc23-extensions]
268 | static int svc_i3c_target_queue(struct i3c_request *req, gfp_t)
| ^
drivers/i3c/target/svc-i3c-target.c:666:5: warning: no previous prototype for function 'svc_i3c_fifo_status' [-Wmissing-prototypes]
666 | int svc_i3c_fifo_status(struct i3c_target_ctrl *ctrl, bool tx)
| ^
drivers/i3c/target/svc-i3c-target.c:666:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
666 | int svc_i3c_fifo_status(struct i3c_target_ctrl *ctrl, bool tx)
| ^
| static
52 warnings and 5 errors generated.
vim +268 drivers/i3c/target/svc-i3c-target.c
267
> 268 static int svc_i3c_target_queue(struct i3c_request *req, gfp_t)
269 {
270 struct svc_i3c_target *svc;
271 struct list_head *q;
272 unsigned long flags;
273 spinlock_t *lk;
274
275 svc = dev_get_drvdata(&req->ctrl->dev);
276 if (!svc)
277 return -EINVAL;
278
279 if (req->tx) {
280 q = &svc->txq;
281 lk = &svc->txq_lock;
282 } else {
283 q = &svc->rxq;
284 lk = &svc->rxq_lock;
285 }
286
287 spin_lock_irqsave(lk, flags);
288 list_add_tail(&req->list, q);
289 spin_unlock_irqrestore(lk, flags);
290
291 if (req->tx)
292 svc_i3c_fill_txfifo(svc);
293
294 if (req->tx)
295 writel_relaxed(I3C_SINT_TXSEND, svc->regs + I3C_SINTSET);
296 else
297 writel_relaxed(I3C_SINT_RXPEND, svc->regs + I3C_SINTSET);
298
299 return 0;
300 }
301
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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