From: kernel test robot <lkp@intel.com>
To: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
Li Yang <leoyang.li@nxp.com>, Timur Tabi <timur@kernel.org>
Subject: drivers/tty/serial/ucc_uart.c:286:6: warning: no previous prototype for 'qe_uart_set_mctrl'
Date: Fri, 17 Jul 2020 12:06:34 +0800 [thread overview]
Message-ID: <202007171226.dkMhw5L1%lkp@intel.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 2715 bytes --]
Hi Rasmus,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 07a56bb875afbe39dabbf6ba7b83783d166863db
commit: 5a35435ef4e6e4bd2aabd6706b146b298a9cffe5 soc: fsl: qe: remove PPC32 dependency from CONFIG_QUICC_ENGINE
date: 7 months ago
config: c6x-randconfig-r011-20200717 (attached as .config)
compiler: c6x-elf-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 5a35435ef4e6e4bd2aabd6706b146b298a9cffe5
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=c6x
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> drivers/tty/serial/ucc_uart.c:286:6: warning: no previous prototype for 'qe_uart_set_mctrl' [-Wmissing-prototypes]
286 | void qe_uart_set_mctrl(struct uart_port *port, unsigned int mctrl)
| ^~~~~~~~~~~~~~~~~
vim +/qe_uart_set_mctrl +286 drivers/tty/serial/ucc_uart.c
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 278
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 279 /*
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 280 * Set the modem control lines
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 281 *
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 282 * Although the QE can control the modem control lines (e.g. CTS), we
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 283 * don't need that support. This function must exist, however, otherwise
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 284 * the kernel will panic.
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 285 */
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 @286 void qe_uart_set_mctrl(struct uart_port *port, unsigned int mctrl)
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 287 {
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 288 }
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 289
:::::: The code at line 286 was first introduced by commit
:::::: d7584ed2b994a572326650b0c4d2c25961e6f49d [POWERPC] qe-uart: add support for Freescale QUICCEngine UART
:::::: TO: Timur Tabi <timur@freescale.com>
:::::: CC: Kumar Gala <galak@kernel.crashing.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: drivers/tty/serial/ucc_uart.c:286:6: warning: no previous prototype for 'qe_uart_set_mctrl'
Date: Fri, 17 Jul 2020 12:06:34 +0800 [thread overview]
Message-ID: <202007171226.dkMhw5L1%lkp@intel.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 2767 bytes --]
Hi Rasmus,
First bad commit (maybe != root cause):
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 07a56bb875afbe39dabbf6ba7b83783d166863db
commit: 5a35435ef4e6e4bd2aabd6706b146b298a9cffe5 soc: fsl: qe: remove PPC32 dependency from CONFIG_QUICC_ENGINE
date: 7 months ago
config: c6x-randconfig-r011-20200717 (attached as .config)
compiler: c6x-elf-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 5a35435ef4e6e4bd2aabd6706b146b298a9cffe5
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=c6x
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> drivers/tty/serial/ucc_uart.c:286:6: warning: no previous prototype for 'qe_uart_set_mctrl' [-Wmissing-prototypes]
286 | void qe_uart_set_mctrl(struct uart_port *port, unsigned int mctrl)
| ^~~~~~~~~~~~~~~~~
vim +/qe_uart_set_mctrl +286 drivers/tty/serial/ucc_uart.c
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 278
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 279 /*
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 280 * Set the modem control lines
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 281 *
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 282 * Although the QE can control the modem control lines (e.g. CTS), we
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 283 * don't need that support. This function must exist, however, otherwise
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 284 * the kernel will panic.
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 285 */
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 @286 void qe_uart_set_mctrl(struct uart_port *port, unsigned int mctrl)
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 287 {
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 288 }
d7584ed2b994a5 drivers/serial/ucc_uart.c Timur Tabi 2008-01-15 289
:::::: The code at line 286 was first introduced by commit
:::::: d7584ed2b994a572326650b0c4d2c25961e6f49d [POWERPC] qe-uart: add support for Freescale QUICCEngine UART
:::::: TO: Timur Tabi <timur@freescale.com>
:::::: CC: Kumar Gala <galak@kernel.crashing.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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next reply other threads:[~2020-07-17 4:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-17 4:06 kernel test robot [this message]
2020-07-17 4:06 ` drivers/tty/serial/ucc_uart.c:286:6: warning: no previous prototype for 'qe_uart_set_mctrl' kernel test robot
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