* [intel-lts:5.10/KMB-yocto 58/62] drivers/spi/spi-dw-core.c:507:2: error: implicit declaration of function 'dw_spi_dual_quad_config'
@ 2021-12-10 0:00 kernel test robot
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From: kernel test robot @ 2021-12-10 0:00 UTC (permalink / raw)
To: kbuild-all
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tree: https://github.com/intel/linux-intel-lts.git 5.10/KMB-yocto
head: afd0620ed0e5ce91d03f51deb2e551721ba97640
commit: de6f8390867e1796aa6ad8d0603a8c7676e54fac [58/62] SPI DUAL QUAD mode fixes for Designware SPI
config: riscv-randconfig-r042-20211209 (https://download.01.org/0day-ci/archive/20211210/202112100716.eAbKARVp-lkp(a)intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 097a1cb1d5ebb3a0ec4bcaed8ba3ff6a8e33c00a)
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 riscv cross compiling tool for clang build
# apt-get install binutils-riscv64-linux-gnu
# https://github.com/intel/linux-intel-lts/commit/de6f8390867e1796aa6ad8d0603a8c7676e54fac
git remote add intel-lts https://github.com/intel/linux-intel-lts.git
git fetch --no-tags intel-lts 5.10/KMB-yocto
git checkout de6f8390867e1796aa6ad8d0603a8c7676e54fac
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash drivers/spi/
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 >>):
In file included from drivers/spi/spi-dw-core.c:8:
In file included from include/linux/dma-mapping.h:10:
In file included from include/linux/scatterlist.h:9:
In file included from arch/riscv/include/asm/io.h:149:
include/asm-generic/io.h:556:9: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
return inb(addr);
^~~~~~~~~
arch/riscv/include/asm/io.h:55:76: note: expanded from macro 'inb'
#define inb(c) ({ u8 __v; __io_pbr(); __v = readb_cpu((void*)(PCI_IOBASE + (c))); __io_par(__v); __v; })
~~~~~~~~~~ ^
arch/riscv/include/asm/mmio.h:87:48: note: expanded from macro 'readb_cpu'
#define readb_cpu(c) ({ u8 __r = __raw_readb(c); __r; })
^
In file included from drivers/spi/spi-dw-core.c:8:
In file included from include/linux/dma-mapping.h:10:
In file included from include/linux/scatterlist.h:9:
In file included from arch/riscv/include/asm/io.h:149:
include/asm-generic/io.h:564:9: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
return inw(addr);
^~~~~~~~~
arch/riscv/include/asm/io.h:56:76: note: expanded from macro 'inw'
#define inw(c) ({ u16 __v; __io_pbr(); __v = readw_cpu((void*)(PCI_IOBASE + (c))); __io_par(__v); __v; })
~~~~~~~~~~ ^
arch/riscv/include/asm/mmio.h:88:76: note: expanded from macro 'readw_cpu'
#define readw_cpu(c) ({ u16 __r = le16_to_cpu((__force __le16)__raw_readw(c)); __r; })
^
include/uapi/linux/byteorder/little_endian.h:36:51: note: expanded from macro '__le16_to_cpu'
#define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
^
In file included from drivers/spi/spi-dw-core.c:8:
In file included from include/linux/dma-mapping.h:10:
In file included from include/linux/scatterlist.h:9:
In file included from arch/riscv/include/asm/io.h:149:
include/asm-generic/io.h:572:9: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
return inl(addr);
^~~~~~~~~
arch/riscv/include/asm/io.h:57:76: note: expanded from macro 'inl'
#define inl(c) ({ u32 __v; __io_pbr(); __v = readl_cpu((void*)(PCI_IOBASE + (c))); __io_par(__v); __v; })
~~~~~~~~~~ ^
arch/riscv/include/asm/mmio.h:89:76: note: expanded from macro 'readl_cpu'
#define readl_cpu(c) ({ u32 __r = le32_to_cpu((__force __le32)__raw_readl(c)); __r; })
^
include/uapi/linux/byteorder/little_endian.h:34:51: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
^
In file included from drivers/spi/spi-dw-core.c:8:
In file included from include/linux/dma-mapping.h:10:
In file included from include/linux/scatterlist.h:9:
In file included from arch/riscv/include/asm/io.h:149:
include/asm-generic/io.h:580:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
outb(value, addr);
^~~~~~~~~~~~~~~~~
arch/riscv/include/asm/io.h:59:68: note: expanded from macro 'outb'
#define outb(v,c) ({ __io_pbw(); writeb_cpu((v),(void*)(PCI_IOBASE + (c))); __io_paw(); })
~~~~~~~~~~ ^
arch/riscv/include/asm/mmio.h:91:52: note: expanded from macro 'writeb_cpu'
#define writeb_cpu(v, c) ((void)__raw_writeb((v), (c)))
^
In file included from drivers/spi/spi-dw-core.c:8:
In file included from include/linux/dma-mapping.h:10:
In file included from include/linux/scatterlist.h:9:
In file included from arch/riscv/include/asm/io.h:149:
include/asm-generic/io.h:588:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
outw(value, addr);
^~~~~~~~~~~~~~~~~
arch/riscv/include/asm/io.h:60:68: note: expanded from macro 'outw'
#define outw(v,c) ({ __io_pbw(); writew_cpu((v),(void*)(PCI_IOBASE + (c))); __io_paw(); })
~~~~~~~~~~ ^
arch/riscv/include/asm/mmio.h:92:76: note: expanded from macro 'writew_cpu'
#define writew_cpu(v, c) ((void)__raw_writew((__force u16)cpu_to_le16(v), (c)))
^
In file included from drivers/spi/spi-dw-core.c:8:
In file included from include/linux/dma-mapping.h:10:
In file included from include/linux/scatterlist.h:9:
In file included from arch/riscv/include/asm/io.h:149:
include/asm-generic/io.h:596:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
outl(value, addr);
^~~~~~~~~~~~~~~~~
arch/riscv/include/asm/io.h:61:68: note: expanded from macro 'outl'
#define outl(v,c) ({ __io_pbw(); writel_cpu((v),(void*)(PCI_IOBASE + (c))); __io_paw(); })
~~~~~~~~~~ ^
arch/riscv/include/asm/mmio.h:93:76: note: expanded from macro 'writel_cpu'
#define writel_cpu(v, c) ((void)__raw_writel((__force u32)cpu_to_le32(v), (c)))
^
In file included from drivers/spi/spi-dw-core.c:8:
In file included from include/linux/dma-mapping.h:10:
In file included from include/linux/scatterlist.h:9:
In file included from arch/riscv/include/asm/io.h:149:
include/asm-generic/io.h:1005:55: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
return (port > MMIO_UPPER_LIMIT) ? NULL : PCI_IOBASE + port;
~~~~~~~~~~ ^
>> drivers/spi/spi-dw-core.c:507:2: error: implicit declaration of function 'dw_spi_dual_quad_config' [-Werror,-Wimplicit-function-declaration]
dw_spi_dual_quad_config(dws, spi, &cfg, transfer);
^
7 warnings and 1 error generated.
vim +/dw_spi_dual_quad_config +507 drivers/spi/spi-dw-core.c
478
479 static int dw_spi_transfer_one(struct spi_controller *master,
480 struct spi_device *spi, struct spi_transfer *transfer)
481 {
482 struct dw_spi *dws = spi_controller_get_devdata(master);
483 struct dw_spi_cfg cfg = {
484 .tmode = SPI_TMOD_TR,
485 .dfs = transfer->bits_per_word,
486 .freq = transfer->speed_hz,
487 };
488 int ret;
489
490 dws->dma_mapped = 0;
491 dws->n_bytes = DIV_ROUND_UP(transfer->bits_per_word, BITS_PER_BYTE);
492 dws->tx = (void *)transfer->tx_buf;
493 dws->rx = transfer->rx_buf;
494 dws->tx_len = transfer->len / dws->n_bytes;
495 if (dws->rx)
496 dws->rx_len = dws->tx_len;
497 else {
498 cfg.tmode = SPI_TMOD_TO;
499 dws->rx_len = 0;
500 }
501
502 /* Ensure the data above is visible for all CPUs */
503 smp_mb();
504
505 spi_enable_chip(dws, 0);
506
> 507 dw_spi_dual_quad_config(dws, spi, &cfg, transfer);
508
509 dw_spi_update_config(dws, spi, &cfg);
510
511 transfer->effective_speed_hz = dws->current_freq;
512
513 /* Check if current transfer is a DMA transaction */
514 if (master->can_dma && master->can_dma(master, spi, transfer))
515 dws->dma_mapped = master->cur_msg_mapped;
516
517 /* For poll mode just disable all interrupts */
518 spi_mask_intr(dws, 0xff);
519
520 if (dws->dma_mapped) {
521 ret = dws->dma_ops->dma_setup(dws, transfer);
522 if (ret)
523 return ret;
524 }
525
526 spi_enable_chip(dws, 1);
527
528 if (dws->dma_mapped)
529 return dws->dma_ops->dma_transfer(dws, transfer);
530 else if (dws->irq == IRQ_NOTCONNECTED)
531 return dw_spi_poll_transfer(dws, transfer);
532
533 dw_spi_irq_setup(dws);
534
535 return 1;
536 }
537
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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2021-12-10 0:00 [intel-lts:5.10/KMB-yocto 58/62] drivers/spi/spi-dw-core.c:507:2: error: implicit declaration of function 'dw_spi_dual_quad_config' kernel test robot
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