From: kernel test robot <lkp@intel.com>
To: " Grégoire Layet" <gregoire.layet@9elements.com>
Cc: oe-kbuild-all@lists.linux.dev, 0day robot <lkp@intel.com>,
Jacky Chou <jacky_chou@aspeedtech.com>,
aspeedyh <yh_chung@aspeedtech.com>,
Tan Siewert <tan.siewert@9elements.com>
Subject: drivers/tty/serial/8250/8250_aspeed_vuart.c:50:17: error: implicit declaration of function 'FIELD_PREP'
Date: Sat, 22 Aug 2026 02:31:48 +0200 [thread overview]
Message-ID: <202608220207.eiTRxzFs-lkp@intel.com> (raw)
tree: https://github.com/intel-lab-lkp/linux/commits/Gr-goire-Layet/dt-bindings-serial-8250-aspeed-add-ast2600-and-aspeed-vuart-over-pci/20260818-102914
head: 28e6fa9a9ae89ef5b7ad92e1df59fea67a5f7c0d
commit: 98949d2e1e8bfc6849ee8ee049efd883ddd970ba serial: 8250_aspeed_vuart: add VUART over PCI
date: 34 hours ago
config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20260822/202608220207.eiTRxzFs-lkp@intel.com/config)
compiler: powerpc64-linux-gcc (GCC) 16.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260822/202608220207.eiTRxzFs-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/202608220207.eiTRxzFs-lkp@intel.com/
All errors (new ones prefixed by >>):
drivers/tty/serial/8250/8250_aspeed_vuart.c: In function 'aspeed_ast2600_vuart_over_pci_set_enabled':
>> drivers/tty/serial/8250/8250_aspeed_vuart.c:50:17: error: implicit declaration of function 'FIELD_PREP' [-Wimplicit-function-declaration]
50 | FIELD_PREP(ASPEED_SCUC24_MSI_ROUTING_MASK, 2)
| ^~~~~~~~~~
drivers/tty/serial/8250/8250_aspeed_vuart.c:480:41: note: in expansion of macro 'ASPEED_SCUC24_MSI_ROUTING_PCIE2LPC_PCIDEV1'
480 | ASPEED_SCUC24_MSI_ROUTING_PCIE2LPC_PCIDEV1);
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/FIELD_PREP +50 drivers/tty/serial/8250/8250_aspeed_vuart.c
46
47 #define ASPEED_SCUC24 0xC24
48 #define ASPEED_SCUC24_MSI_ROUTING_MASK GENMASK(11, 10)
49 #define ASPEED_SCUC24_MSI_ROUTING_PCIE2LPC_PCIDEV1 \
> 50 FIELD_PREP(ASPEED_SCUC24_MSI_ROUTING_MASK, 2)
51 #define ASPEED_SCUC24_RESERVED_14 BIT(14)
52 #define ASPEED_SCUC24_PCIDEV1_INTX_MSI_SCU560_EN BIT(17)
53 #define ASPEED_SCUC24_PCIDEV1_INTX_MSI_HOST2BMC_EN BIT(18)
54
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-08-22 0:32 UTC|newest]
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