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Date: Wed, 7 Aug 2019 16:05:18 +0800
From: kbuild test robot <lkp@...el.com>
To: Nathan Chancellor <natechancellor@...il.com>
Cc: kbuild-all@...org, netdev@...r.kernel.org
Subject: [net-next:master 102/111] drivers/net/phy/mdio-cavium.h:114:31:
note: in expansion of macro 'readq'
tree: https://kernel.googlesource.com/pub/scm/linux/kernel/git/davem/net-next.git master
head: 13dfb3fa494361ea9a5950f27c9cd8b06d28c04f
commit: b8fb640643fcdb3bca84137c4cec0c649b25e056 [102/111] net: mdio-octeon: Fix Kconfig warnings and build errors
config: sh-allmodconfig (attached as .config)
compiler: sh4-linux-gcc (GCC) 7.4.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout b8fb640643fcdb3bca84137c4cec0c649b25e056
# save the attached .config to linux build tree
GCC_VERSION=7.4.0 make.cross ARCH=sh
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
In file included from arch/sh/include/asm/io.h:28:0,
from include/linux/scatterlist.h:9,
from include/linux/dma-mapping.h:11,
from include/linux/skbuff.h:31,
from include/linux/if_ether.h:19,
from include/uapi/linux/ethtool.h:19,
from include/linux/ethtool.h:18,
from include/linux/phy.h:16,
from drivers/net/phy/mdio-cavium.c:8:
drivers/net/phy/mdio-cavium.c: In function 'cavium_mdiobus_set_mode':
drivers/net/phy/mdio-cavium.h:114:37: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_readq(addr) readq((void *)addr)
^
arch/sh/include/mach-common/mach/mangle-port.h:41:23: note: in definition of macro 'ioswabq'
# define ioswabq(x) (x)
^
>> arch/sh/include/asm/io.h:43:47: note: in expansion of macro '__raw_readq'
#define readq_relaxed(c) ({ u64 __v = ioswabq(__raw_readq(c)); __v; })
^~~~~~~~~~~
>> arch/sh/include/asm/io.h:53:31: note: in expansion of macro 'readq_relaxed'
#define readq(a) ({ u64 r_ = readq_relaxed(a); rmb(); r_; })
^~~~~~~~~~~~~
>> drivers/net/phy/mdio-cavium.h:114:31: note: in expansion of macro 'readq'
#define oct_mdio_readq(addr) readq((void *)addr)
^~~~~
>> drivers/net/phy/mdio-cavium.c:21:16: note: in expansion of macro 'oct_mdio_readq'
smi_clk.u64 = oct_mdio_readq(p->register_base + SMI_CLK);
^~~~~~~~~~~~~~
In file included from include/linux/scatterlist.h:9:0,
from include/linux/dma-mapping.h:11,
from include/linux/skbuff.h:31,
from include/linux/if_ether.h:19,
from include/uapi/linux/ethtool.h:19,
from include/linux/ethtool.h:18,
from include/linux/phy.h:16,
from drivers/net/phy/mdio-cavium.c:8:
drivers/net/phy/mdio-cavium.h:113:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^
arch/sh/include/asm/io.h:33:71: note: in definition of macro '__raw_writeq'
#define __raw_writeq(v,a) (__chk_io_ptr(a), *(volatile u64 __force *)(a) = (v))
^
arch/sh/include/asm/io.h:58:32: note: in expansion of macro 'writeq_relaxed'
#define writeq(v,a) ({ wmb(); writeq_relaxed((v),(a)); })
^~~~~~~~~~~~~~
drivers/net/phy/mdio-cavium.h:113:36: note: in expansion of macro 'writeq'
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^~~~~~
>> drivers/net/phy/mdio-cavium.c:24:2: note: in expansion of macro 'oct_mdio_writeq'
oct_mdio_writeq(smi_clk.u64, p->register_base + SMI_CLK);
^~~~~~~~~~~~~~~
drivers/net/phy/mdio-cavium.c: In function 'cavium_mdiobus_c45_addr':
drivers/net/phy/mdio-cavium.h:113:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^
arch/sh/include/asm/io.h:33:71: note: in definition of macro '__raw_writeq'
#define __raw_writeq(v,a) (__chk_io_ptr(a), *(volatile u64 __force *)(a) = (v))
^
arch/sh/include/asm/io.h:58:32: note: in expansion of macro 'writeq_relaxed'
#define writeq(v,a) ({ wmb(); writeq_relaxed((v),(a)); })
^~~~~~~~~~~~~~
drivers/net/phy/mdio-cavium.h:113:36: note: in expansion of macro 'writeq'
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^~~~~~
drivers/net/phy/mdio-cavium.c:39:2: note: in expansion of macro 'oct_mdio_writeq'
oct_mdio_writeq(smi_wr.u64, p->register_base + SMI_WR_DAT);
^~~~~~~~~~~~~~~
drivers/net/phy/mdio-cavium.h:113:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^
arch/sh/include/asm/io.h:33:71: note: in definition of macro '__raw_writeq'
#define __raw_writeq(v,a) (__chk_io_ptr(a), *(volatile u64 __force *)(a) = (v))
^
arch/sh/include/asm/io.h:58:32: note: in expansion of macro 'writeq_relaxed'
#define writeq(v,a) ({ wmb(); writeq_relaxed((v),(a)); })
^~~~~~~~~~~~~~
drivers/net/phy/mdio-cavium.h:113:36: note: in expansion of macro 'writeq'
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^~~~~~
drivers/net/phy/mdio-cavium.c:47:2: note: in expansion of macro 'oct_mdio_writeq'
oct_mdio_writeq(smi_cmd.u64, p->register_base + SMI_CMD);
^~~~~~~~~~~~~~~
In file included from arch/sh/include/asm/io.h:28:0,
from include/linux/scatterlist.h:9,
from include/linux/dma-mapping.h:11,
from include/linux/skbuff.h:31,
from include/linux/if_ether.h:19,
from include/uapi/linux/ethtool.h:19,
from include/linux/ethtool.h:18,
from include/linux/phy.h:16,
from drivers/net/phy/mdio-cavium.c:8:
drivers/net/phy/mdio-cavium.h:114:37: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_readq(addr) readq((void *)addr)
^
arch/sh/include/mach-common/mach/mangle-port.h:41:23: note: in definition of macro 'ioswabq'
# define ioswabq(x) (x)
^
>> arch/sh/include/asm/io.h:43:47: note: in expansion of macro '__raw_readq'
#define readq_relaxed(c) ({ u64 __v = ioswabq(__raw_readq(c)); __v; })
^~~~~~~~~~~
>> arch/sh/include/asm/io.h:53:31: note: in expansion of macro 'readq_relaxed'
#define readq(a) ({ u64 r_ = readq_relaxed(a); rmb(); r_; })
^~~~~~~~~~~~~
>> drivers/net/phy/mdio-cavium.h:114:31: note: in expansion of macro 'readq'
#define oct_mdio_readq(addr) readq((void *)addr)
^~~~~
drivers/net/phy/mdio-cavium.c:54:16: note: in expansion of macro 'oct_mdio_readq'
smi_wr.u64 = oct_mdio_readq(p->register_base + SMI_WR_DAT);
^~~~~~~~~~~~~~
In file included from include/linux/scatterlist.h:9:0,
from include/linux/dma-mapping.h:11,
from include/linux/skbuff.h:31,
from include/linux/if_ether.h:19,
from include/uapi/linux/ethtool.h:19,
from include/linux/ethtool.h:18,
from include/linux/phy.h:16,
from drivers/net/phy/mdio-cavium.c:8:
drivers/net/phy/mdio-cavium.c: In function 'cavium_mdiobus_read':
drivers/net/phy/mdio-cavium.h:113:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^
arch/sh/include/asm/io.h:33:71: note: in definition of macro '__raw_writeq'
#define __raw_writeq(v,a) (__chk_io_ptr(a), *(volatile u64 __force *)(a) = (v))
^
arch/sh/include/asm/io.h:58:32: note: in expansion of macro 'writeq_relaxed'
#define writeq(v,a) ({ wmb(); writeq_relaxed((v),(a)); })
^~~~~~~~~~~~~~
drivers/net/phy/mdio-cavium.h:113:36: note: in expansion of macro 'writeq'
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^~~~~~
drivers/net/phy/mdio-cavium.c:86:2: note: in expansion of macro 'oct_mdio_writeq'
oct_mdio_writeq(smi_cmd.u64, p->register_base + SMI_CMD);
^~~~~~~~~~~~~~~
In file included from arch/sh/include/asm/io.h:28:0,
from include/linux/scatterlist.h:9,
from include/linux/dma-mapping.h:11,
from include/linux/skbuff.h:31,
from include/linux/if_ether.h:19,
from include/uapi/linux/ethtool.h:19,
from include/linux/ethtool.h:18,
from include/linux/phy.h:16,
from drivers/net/phy/mdio-cavium.c:8:
drivers/net/phy/mdio-cavium.h:114:37: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_readq(addr) readq((void *)addr)
^
arch/sh/include/mach-common/mach/mangle-port.h:41:23: note: in definition of macro 'ioswabq'
# define ioswabq(x) (x)
^
>> arch/sh/include/asm/io.h:43:47: note: in expansion of macro '__raw_readq'
#define readq_relaxed(c) ({ u64 __v = ioswabq(__raw_readq(c)); __v; })
^~~~~~~~~~~
>> arch/sh/include/asm/io.h:53:31: note: in expansion of macro 'readq_relaxed'
#define readq(a) ({ u64 r_ = readq_relaxed(a); rmb(); r_; })
^~~~~~~~~~~~~
>> drivers/net/phy/mdio-cavium.h:114:31: note: in expansion of macro 'readq'
#define oct_mdio_readq(addr) readq((void *)addr)
^~~~~
drivers/net/phy/mdio-cavium.c:93:16: note: in expansion of macro 'oct_mdio_readq'
smi_rd.u64 = oct_mdio_readq(p->register_base + SMI_RD_DAT);
^~~~~~~~~~~~~~
In file included from include/linux/scatterlist.h:9:0,
from include/linux/dma-mapping.h:11,
from include/linux/skbuff.h:31,
from include/linux/if_ether.h:19,
from include/uapi/linux/ethtool.h:19,
from include/linux/ethtool.h:18,
from include/linux/phy.h:16,
from drivers/net/phy/mdio-cavium.c:8:
drivers/net/phy/mdio-cavium.c: In function 'cavium_mdiobus_write':
drivers/net/phy/mdio-cavium.h:113:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^
arch/sh/include/asm/io.h:33:71: note: in definition of macro '__raw_writeq'
#define __raw_writeq(v,a) (__chk_io_ptr(a), *(volatile u64 __force *)(a) = (v))
^
arch/sh/include/asm/io.h:58:32: note: in expansion of macro 'writeq_relaxed'
#define writeq(v,a) ({ wmb(); writeq_relaxed((v),(a)); })
^~~~~~~~~~~~~~
drivers/net/phy/mdio-cavium.h:113:36: note: in expansion of macro 'writeq'
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^~~~~~
drivers/net/phy/mdio-cavium.c:125:2: note: in expansion of macro 'oct_mdio_writeq'
oct_mdio_writeq(smi_wr.u64, p->register_base + SMI_WR_DAT);
^~~~~~~~~~~~~~~
drivers/net/phy/mdio-cavium.h:113:48: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^
arch/sh/include/asm/io.h:33:71: note: in definition of macro '__raw_writeq'
#define __raw_writeq(v,a) (__chk_io_ptr(a), *(volatile u64 __force *)(a) = (v))
^
arch/sh/include/asm/io.h:58:32: note: in expansion of macro 'writeq_relaxed'
#define writeq(v,a) ({ wmb(); writeq_relaxed((v),(a)); })
^~~~~~~~~~~~~~
drivers/net/phy/mdio-cavium.h:113:36: note: in expansion of macro 'writeq'
#define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
^~~~~~
drivers/net/phy/mdio-cavium.c:131:2: note: in expansion of macro 'oct_mdio_writeq'
oct_mdio_writeq(smi_cmd.u64, p->register_base + SMI_CMD);
^~~~~~~~~~~~~~~
In file included from arch/sh/include/asm/io.h:28:0,
from include/linux/scatterlist.h:9,
from include/linux/dma-mapping.h:11,
from include/linux/skbuff.h:31,
from include/linux/if_ether.h:19,
from include/uapi/linux/ethtool.h:19,
from include/linux/ethtool.h:18,
from include/linux/phy.h:16,
from drivers/net/phy/mdio-cavium.c:8:
drivers/net/phy/mdio-cavium.h:114:37: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
#define oct_mdio_readq(addr) readq((void *)addr)
^
arch/sh/include/mach-common/mach/mangle-port.h:41:23: note: in definition of macro 'ioswabq'
# define ioswabq(x) (x)
^
>> arch/sh/include/asm/io.h:43:47: note: in expansion of macro '__raw_readq'
#define readq_relaxed(c) ({ u64 __v = ioswabq(__raw_readq(c)); __v; })
^~~~~~~~~~~
>> arch/sh/include/asm/io.h:53:31: note: in expansion of macro 'readq_relaxed'
#define readq(a) ({ u64 r_ = readq_relaxed(a); rmb(); r_; })
^~~~~~~~~~~~~
>> drivers/net/phy/mdio-cavium.h:114:31: note: in expansion of macro 'readq'
#define oct_mdio_readq(addr) readq((void *)addr)
^~~~~
drivers/net/phy/mdio-cavium.c:138:16: note: in expansion of macro 'oct_mdio_readq'
smi_wr.u64 = oct_mdio_readq(p->register_base + SMI_WR_DAT);
^~~~~~~~~~~~~~
vim +/readq +114 drivers/net/phy/mdio-cavium.h
b8fb640643fcdb Nathan Chancellor 2019-08-02 112
1eefee901fca02 David Daney 2016-03-11 113 #define oct_mdio_writeq(val, addr) writeq(val, (void *)addr)
1eefee901fca02 David Daney 2016-03-11 @114 #define oct_mdio_readq(addr) readq((void *)addr)
1eefee901fca02 David Daney 2016-03-11 115 #endif
1eefee901fca02 David Daney 2016-03-11 116
:::::: The code at line 114 was first introduced by commit
:::::: 1eefee901fca0208b8a56f20cdc134e2b8638ae7 phy: mdio-octeon: Refactor into two files/modules
:::::: TO: David Daney <david.daney@...ium.com>
:::::: CC: David S. Miller <davem@...emloft.net>
---
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