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* [sashal-linux-stable:queue-4.9 100/170] drivers/tty/serial/stm32-usart.c:180:34: error: use of undeclared identifier 'USART_CR_TC'
@ 2021-05-12 20:29 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-05-12 20:29 UTC (permalink / raw)
  To: kbuild-all

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git queue-4.9
head:   397027034d454e3ad94e49e88938860ee15d7de6
commit: 2d843653785d83e84dd658e7ca9643ae0a42aaa5 [100/170] serial: stm32: fix tx_empty condition
config: powerpc-randconfig-r014-20210512 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project a0fed635fe1701470062495a6ffee1c608f3f1bc)
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
        # install powerpc cross compiling tool for clang build
        # apt-get install binutils-powerpc-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git/commit/?id=2d843653785d83e84dd658e7ca9643ae0a42aaa5
        git remote add sashal-linux-stable https://git.kernel.org/pub/scm/linux/kernel/git/sashal/linux-stable.git
        git fetch --no-tags sashal-linux-stable queue-4.9
        git checkout 2d843653785d83e84dd658e7ca9643ae0a42aaa5
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=powerpc 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

>> arch/powerpc/mm/hash_utils_64.c:1101:14: error: no previous prototype for function 'get_paca_psize' [-Werror,-Wmissing-prototypes]
   unsigned int get_paca_psize(unsigned long addr)
                ^
   arch/powerpc/mm/hash_utils_64.c:1101:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   unsigned int get_paca_psize(unsigned long addr)
   ^
   static 
   arch/powerpc/mm/hash_utils_64.c:1422:5: error: no previous prototype for function '__hash_page' [-Werror,-Wmissing-prototypes]
   int __hash_page(unsigned long ea, unsigned long msr, unsigned long trap,
       ^
   arch/powerpc/mm/hash_utils_64.c:1422:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int __hash_page(unsigned long ea, unsigned long msr, unsigned long trap,
   ^
   static 
   arch/powerpc/mm/hash_utils_64.c:1479:6: error: no previous prototype for function 'hash_preload' [-Werror,-Wmissing-prototypes]
   void hash_preload(struct mm_struct *mm, unsigned long ea,
        ^
   arch/powerpc/mm/hash_utils_64.c:1479:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void hash_preload(struct mm_struct *mm, unsigned long ea,
   ^
   static 
   arch/powerpc/mm/hash_utils_64.c:1688:6: error: no previous prototype for function 'low_hash_fault' [-Werror,-Wmissing-prototypes]
   void low_hash_fault(struct pt_regs *regs, unsigned long address, int rc)
        ^
   arch/powerpc/mm/hash_utils_64.c:1688:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void low_hash_fault(struct pt_regs *regs, unsigned long address, int rc)
   ^
   static 
   arch/powerpc/mm/hash_utils_64.c:1705:6: error: no previous prototype for function 'hpte_insert_repeating' [-Werror,-Wmissing-prototypes]
   long hpte_insert_repeating(unsigned long hash, unsigned long vpn,
        ^
   arch/powerpc/mm/hash_utils_64.c:1705:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   long hpte_insert_repeating(unsigned long hash, unsigned long vpn,
   ^
   static 
   5 errors generated.
--
>> drivers/tty/serial/stm32-usart.c:180:34: error: use of undeclared identifier 'USART_CR_TC'
                   stm32_set_bits(port, ofs->icr, USART_CR_TC);
                                                  ^
   1 error generated.


vim +/USART_CR_TC +180 drivers/tty/serial/stm32-usart.c

48a6092fb41fab Maxime Coquelin  2015-06-10  160  
3489187204eb75 Alexandre TORGUE 2016-09-15  161  static void stm32_tx_dma_complete(void *arg)
3489187204eb75 Alexandre TORGUE 2016-09-15  162  {
3489187204eb75 Alexandre TORGUE 2016-09-15  163  	struct uart_port *port = arg;
3489187204eb75 Alexandre TORGUE 2016-09-15  164  	struct stm32_port *stm32port = to_stm32_port(port);
3489187204eb75 Alexandre TORGUE 2016-09-15  165  	struct stm32_usart_offsets *ofs = &stm32port->info->ofs;
3489187204eb75 Alexandre TORGUE 2016-09-15  166  	unsigned int isr;
3489187204eb75 Alexandre TORGUE 2016-09-15  167  	int ret;
3489187204eb75 Alexandre TORGUE 2016-09-15  168  
3489187204eb75 Alexandre TORGUE 2016-09-15  169  	ret = readl_relaxed_poll_timeout_atomic(port->membase + ofs->isr,
3489187204eb75 Alexandre TORGUE 2016-09-15  170  						isr,
3489187204eb75 Alexandre TORGUE 2016-09-15  171  						(isr & USART_SR_TC),
3489187204eb75 Alexandre TORGUE 2016-09-15  172  						10, 100000);
3489187204eb75 Alexandre TORGUE 2016-09-15  173  
3489187204eb75 Alexandre TORGUE 2016-09-15  174  	if (ret)
3489187204eb75 Alexandre TORGUE 2016-09-15  175  		dev_err(port->dev, "terminal count not set\n");
3489187204eb75 Alexandre TORGUE 2016-09-15  176  
3489187204eb75 Alexandre TORGUE 2016-09-15  177  	if (ofs->icr == UNDEF_REG)
3489187204eb75 Alexandre TORGUE 2016-09-15  178  		stm32_clr_bits(port, ofs->isr, USART_SR_TC);
3489187204eb75 Alexandre TORGUE 2016-09-15  179  	else
3489187204eb75 Alexandre TORGUE 2016-09-15 @180  		stm32_set_bits(port, ofs->icr, USART_CR_TC);
3489187204eb75 Alexandre TORGUE 2016-09-15  181  
3489187204eb75 Alexandre TORGUE 2016-09-15  182  	stm32_clr_bits(port, ofs->cr3, USART_CR3_DMAT);
3489187204eb75 Alexandre TORGUE 2016-09-15  183  	stm32port->tx_dma_busy = false;
3489187204eb75 Alexandre TORGUE 2016-09-15  184  
3489187204eb75 Alexandre TORGUE 2016-09-15  185  	/* Let's see if we have pending data to send */
3489187204eb75 Alexandre TORGUE 2016-09-15  186  	stm32_transmit_chars(port);
3489187204eb75 Alexandre TORGUE 2016-09-15  187  }
3489187204eb75 Alexandre TORGUE 2016-09-15  188  

:::::: The code at line 180 was first introduced by commit
:::::: 3489187204eb75e5635d8836babfd0a18be613f4 serial: stm32: adding dma support

:::::: TO: Alexandre TORGUE <alexandre.torgue@st.com>
:::::: CC: Greg Kroah-Hartman <gregkh@linuxfoundation.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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2021-05-12 20:29 [sashal-linux-stable:queue-4.9 100/170] drivers/tty/serial/stm32-usart.c:180:34: error: use of undeclared identifier 'USART_CR_TC' kernel test robot

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