Re: [PATCH v2 2/5] drivers/fsi/sbefifo: Add in-kernel API

[kbuild test robot]

Hi Edward,

[auto build test ERROR on linus/master]
[also build test ERROR on next-20170712]
[cannot apply to v4.12]
[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/Eddie-James/drivers-fsi-Add-SBEFIFO-and-OCC-drivers/20170707-232144
config: um-allyesconfig (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=um 

All errors (new ones prefixed by >>):

   arch/um/drivers/built-in.o: In function `vde_open_real':
   (.text+0xc9f1): warning: Using 'getgrnam' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking
   arch/um/drivers/built-in.o: In function `vde_open_real':
   (.text+0xc83c): warning: Using 'getpwuid' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking
   arch/um/drivers/built-in.o: In function `vde_open_real':
   (.text+0xcb55): warning: Using 'getaddrinfo' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking
   arch/um/drivers/built-in.o: In function `pcap_nametoaddr':
   (.text+0x1d5e5): warning: Using 'gethostbyname' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking
   arch/um/drivers/built-in.o: In function `pcap_nametonetaddr':
   (.text+0x1d685): warning: Using 'getnetbyname' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking
   arch/um/drivers/built-in.o: In function `pcap_nametoproto':
   (.text+0x1d8a5): warning: Using 'getprotobyname' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking
   arch/um/drivers/built-in.o: In function `pcap_nametoport':
   (.text+0x1d6d7): warning: Using 'getservbyname' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking
   drivers/built-in.o: In function `img_ascii_lcd_probe':
   drivers/auxdisplay/img-ascii-lcd.c:386: undefined reference to `devm_ioremap_resource'
   drivers/built-in.o: In function `sbefifo_probe':
>> drivers/fsi/fsi-sbefifo.c:853: undefined reference to `of_platform_device_create'
   collect2: error: ld returned 1 exit status

vim +853 drivers/fsi/fsi-sbefifo.c

   792	
   793	static int sbefifo_probe(struct device *dev)
   794	{
   795		struct fsi_device *fsi_dev = to_fsi_dev(dev);
   796		struct sbefifo *sbefifo;
   797		struct device_node *np;
   798		struct platform_device *child;
   799		char child_name[32];
   800		u32 sts;
   801		int ret, child_idx = 0;
   802	
   803		sbefifo = kzalloc(sizeof(*sbefifo), GFP_KERNEL);
   804		if (!sbefifo)
   805			return -ENOMEM;
   806	
   807		sbefifo->fsi_dev = fsi_dev;
   808	
   809		ret = sbefifo_inw(sbefifo, SBEFIFO_UP | SBEFIFO_STS, &sts);
   810		if (ret)
   811			return ret;
   812	
   813		if (!(sts & SBEFIFO_EMPTY)) {
   814			dev_err(&sbefifo->fsi_dev->dev,
   815				"Found data in upstream fifo\n");
   816			return -EIO;
   817		}
   818	
   819		ret = sbefifo_inw(sbefifo, SBEFIFO_DWN | SBEFIFO_STS, &sts);
   820		if (ret)
   821			return ret;
   822	
   823		if (!(sts & SBEFIFO_EMPTY)) {
   824			dev_err(&sbefifo->fsi_dev->dev,
   825				"Found data in downstream fifo\n");
   826			return -EIO;
   827		}
   828	
   829		sbefifo->mdev.minor = MISC_DYNAMIC_MINOR;
   830		sbefifo->mdev.fops = &sbefifo_fops;
   831		sbefifo->mdev.name = sbefifo->name;
   832		sbefifo->mdev.parent = dev;
   833		spin_lock_init(&sbefifo->lock);
   834		kref_init(&sbefifo->kref);
   835	
   836		sbefifo->idx = ida_simple_get(&sbefifo_ida, 1, INT_MAX, GFP_KERNEL);
   837		snprintf(sbefifo->name, sizeof(sbefifo->name), "sbefifo%d",
   838			 sbefifo->idx);
   839		init_waitqueue_head(&sbefifo->wait);
   840		INIT_LIST_HEAD(&sbefifo->xfrs);
   841	
   842		/* This bit of silicon doesn't offer any interrupts... */
   843		setup_timer(&sbefifo->poll_timer, sbefifo_poll_timer,
   844			    (unsigned long)sbefifo);
   845	
   846		list_add(&sbefifo->link, &sbefifo_fifos);
   847	
   848		if (dev->of_node) {
   849			/* create platform devs for dts child nodes (occ, etc) */
   850			for_each_child_of_node(dev->of_node, np) {
   851				snprintf(child_name, sizeof(child_name), "%s-dev%d",
   852					 sbefifo->name, child_idx++);
 > 853				child = of_platform_device_create(np, child_name, dev);
   854				if (!child)
   855					dev_warn(&sbefifo->fsi_dev->dev,
   856						 "failed to create child node dev\n");
   857			}
   858		}
   859	
   860		return misc_register(&sbefifo->mdev);
   861	}
   862	

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0-DAY kernel test infrastructure                Open Source Technology Center
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