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Date: Wed, 10 May 2023 17:52:45 +0800
From: kernel test robot <lkp@...el.com>
To: Yan Wang <rk.code@...look.com>, andrew@...n.ch,
hkallweit1@...il.com, davem@...emloft.net, edumazet@...gle.com,
kuba@...nel.org, pabeni@...hat.com, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org, linux@...linux.org.uk
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
Yan Wang <rk.code@...look.com>
Subject: Re: [PATCH v3] net: mdiobus: Add a function to deassert reset
Hi Yan,
kernel test robot noticed the following build errors:
[auto build test ERROR on net-next/main]
[also build test ERROR on net/main linus/master v6.4-rc1 next-20230510]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Yan-Wang/net-mdiobus-Add-a-function-to-deassert-reset/20230510-161736
base: net-next/main
patch link: https://lore.kernel.org/r/KL1PR01MB5448A33A549CDAD7D68945B9E6779%40KL1PR01MB5448.apcprd01.prod.exchangelabs.com
patch subject: [PATCH v3] net: mdiobus: Add a function to deassert reset
config: hexagon-randconfig-r045-20230509 (https://download.01.org/0day-ci/archive/20230510/202305101702.4xW6vT72-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project b0fb98227c90adf2536c9ad644a74d5e92961111)
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
# https://github.com/intel-lab-lkp/linux/commit/f7ded94d887d1020adb4813c2b1025142288e882
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Yan-Wang/net-mdiobus-Add-a-function-to-deassert-reset/20230510-161736
git checkout f7ded94d887d1020adb4813c2b1025142288e882
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/net/mdio/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305101702.4xW6vT72-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/net/mdio/fwnode_mdio.c:10:
In file included from include/linux/fwnode_mdio.h:9:
In file included from include/linux/phy.h:16:
In file included from include/linux/ethtool.h:18:
In file included from include/linux/if_ether.h:19:
In file included from include/linux/skbuff.h:17:
In file included from include/linux/bvec.h:10:
In file included from include/linux/highmem.h:12:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __raw_readb(PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
#define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
^
In file included from drivers/net/mdio/fwnode_mdio.c:10:
In file included from include/linux/fwnode_mdio.h:9:
In file included from include/linux/phy.h:16:
In file included from include/linux/ethtool.h:18:
In file included from include/linux/if_ether.h:19:
In file included from include/linux/skbuff.h:17:
In file included from include/linux/bvec.h:10:
In file included from include/linux/highmem.h:12:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
^
In file included from drivers/net/mdio/fwnode_mdio.c:10:
In file included from include/linux/fwnode_mdio.h:9:
In file included from include/linux/phy.h:16:
In file included from include/linux/ethtool.h:18:
In file included from include/linux/if_ether.h:19:
In file included from include/linux/skbuff.h:17:
In file included from include/linux/bvec.h:10:
In file included from include/linux/highmem.h:12:
In file included from include/linux/hardirq.h:11:
In file included from ./arch/hexagon/include/generated/asm/hardirq.h:1:
In file included from include/asm-generic/hardirq.h:17:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writeb(value, PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
>> drivers/net/mdio/fwnode_mdio.c:64:10: error: call to undeclared function 'fwnode_gpiod_get_index'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
reset = fwnode_gpiod_get_index(fwnode, "reset", 0, GPIOD_OUT_HIGH, NULL);
^
>> drivers/net/mdio/fwnode_mdio.c:64:53: error: use of undeclared identifier 'GPIOD_OUT_HIGH'
reset = fwnode_gpiod_get_index(fwnode, "reset", 0, GPIOD_OUT_HIGH, NULL);
^
>> drivers/net/mdio/fwnode_mdio.c:69:2: error: call to undeclared function 'gpiod_set_value_cansleep'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
gpiod_set_value_cansleep(reset, 0);
^
>> drivers/net/mdio/fwnode_mdio.c:71:2: error: call to undeclared function 'gpiod_put'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
gpiod_put(reset);
^
6 warnings and 4 errors generated.
vim +/fwnode_gpiod_get_index +64 drivers/net/mdio/fwnode_mdio.c
59
60 static void fwnode_mdiobus_pre_enable_phy(struct fwnode_handle *fwnode)
61 {
62 struct gpio_desc *reset;
63
> 64 reset = fwnode_gpiod_get_index(fwnode, "reset", 0, GPIOD_OUT_HIGH, NULL);
65 if (IS_ERR(reset) && PTR_ERR(reset) != -EPROBE_DEFER)
66 return;
67
68 usleep_range(100, 200);
> 69 gpiod_set_value_cansleep(reset, 0);
70 /*Release the reset pin,it needs to be registered with the PHY.*/
> 71 gpiod_put(reset);
72 }
73
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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