* [asahilinux:bits/140-pci 10/11] drivers/pci/controller/pcie-apple.c:468:19: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations
@ 2023-04-29 0:45 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-04-29 0:45 UTC (permalink / raw)
To: Hector Martin; +Cc: llvm, oe-kbuild-all
tree: https://github.com/AsahiLinux/linux bits/140-pci
head: 7582f4b9e2fb4dd4384fda101d7b47bfb5ff21fc
commit: f5cbf03cdd67d8c68765cde5f8de62feac0230de [10/11] PCIE: apple: Add T602x PCIe support
config: powerpc-randconfig-r032-20230428 (https://download.01.org/0day-ci/archive/20230429/202304290817.3hoMJpES-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project 437b7602e4a998220871de78afcb020b9c14a661)
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://github.com/AsahiLinux/linux/commit/f5cbf03cdd67d8c68765cde5f8de62feac0230de
git remote add asahilinux https://github.com/AsahiLinux/linux
git fetch --no-tags asahilinux bits/140-pci
git checkout f5cbf03cdd67d8c68765cde5f8de62feac0230de
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=powerpc olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash drivers/pci/controller/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202304290817.3hoMJpES-lkp@intel.com/
All errors (new ones prefixed by >>):
>> drivers/pci/controller/pcie-apple.c:468:19: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
writel_relaxed(FIELD_PREP(PORT_MSIMAP_TARGET, i) |
^
1 error generated.
vim +/FIELD_PREP +468 drivers/pci/controller/pcie-apple.c
430
431 static int apple_pcie_port_setup_irq(struct apple_pcie_port *port)
432 {
433 struct fwnode_handle *fwnode = &port->np->fwnode;
434 struct apple_pcie *pcie = port->pcie;
435 unsigned int irq;
436
437 /* FIXME: consider moving each interrupt under each port */
438 irq = irq_of_parse_and_map(to_of_node(dev_fwnode(port->pcie->dev)),
439 port->idx);
440 if (!irq)
441 return -ENXIO;
442
443 port->domain = irq_domain_create_linear(fwnode, 32,
444 &apple_port_irq_domain_ops,
445 port);
446 if (!port->domain)
447 return -ENOMEM;
448
449 /* Disable all interrupts */
450 writel_relaxed(~0, port->base + PORT_INTMSK);
451 writel_relaxed(~0, port->base + PORT_INTSTAT);
452 writel_relaxed(~0, port->base + PORT_LINKCMDSTS);
453
454 irq_set_chained_handler_and_data(irq, apple_port_irq_handler, port);
455
456 /* Configure MSI base address */
457 BUG_ON(upper_32_bits(DOORBELL_ADDR));
458 writel_relaxed(lower_32_bits(DOORBELL_ADDR),
459 port->base + pcie->hw->port_msiaddr);
460 if (pcie->hw->port_msiaddr_hi)
461 writel_relaxed(0, port->base + pcie->hw->port_msiaddr_hi);
462
463 /* Enable MSIs, shared between all ports */
464 if (pcie->hw->port_msimap) {
465 int i;
466
467 for (i = 0; i < pcie->nvecs; i++) {
> 468 writel_relaxed(FIELD_PREP(PORT_MSIMAP_TARGET, i) |
469 PORT_MSIMAP_ENABLE,
470 port->base + pcie->hw->port_msimap + 4 * i);
471 }
472
473 writel_relaxed(PORT_MSICFG_EN, port->base + PORT_MSICFG);
474 } else {
475 writel_relaxed(0, port->base + PORT_MSIBASE);
476 writel_relaxed((ilog2(pcie->nvecs) << PORT_MSICFG_L2MSINUM_SHIFT) |
477 PORT_MSICFG_EN, port->base + PORT_MSICFG);
478 }
479
480 return 0;
481 }
482
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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