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Subject[mingo-tip:sched/headers 1750/2384] arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h:38:27: warning: declaration of 'struct net_device' will not be visible outside of this function
tree:   git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git sched/headers
head: 4c707c1c0de83967079b4e385012fa5b00e2cd11
commit: 665097d414cd5e34cf1c21585efc611205ab1efa [1750/2384] headers/deps: net: Optimize <linux/if_ether.h>
config: mips-bcm63xx_defconfig (https://download.01.org/0day-ci/archive/20220125/202201250317.7RaTIwIn-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 2e58a18910867ba6795066e044293e6daf89edf5)
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 mips cross compiling tool for clang build
# apt-get install binutils-mips-linux-gnu
# https://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git/commit/?id=665097d414cd5e34cf1c21585efc611205ab1efa
git remote add mingo-tip git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git
git fetch --no-tags mingo-tip sched/headers
git checkout 665097d414cd5e34cf1c21585efc611205ab1efa
# 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=mips SHELL=/bin/bash arch/mips/ kernel//

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

In file included from arch/mips/bcm63xx/dev-enet.c:16:
>> arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h:38:27: warning: declaration of 'struct net_device' will not be visible outside of this function [-Wvisibility]
int (*mii_config)(struct net_device *dev, int probe,
^
1 warning generated.


vim +38 arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_enet.h

3dc6475c0c9e55 Florian Fainelli 2013-06-12 9
e7300d04bd0809 Maxime Bizon 2009-08-18 10 /*
e7300d04bd0809 Maxime Bizon 2009-08-18 11 * on board ethernet platform data
e7300d04bd0809 Maxime Bizon 2009-08-18 12 */
e7300d04bd0809 Maxime Bizon 2009-08-18 13 struct bcm63xx_enet_platform_data {
e7300d04bd0809 Maxime Bizon 2009-08-18 14 char mac_addr[ETH_ALEN];
e7300d04bd0809 Maxime Bizon 2009-08-18 15
e7300d04bd0809 Maxime Bizon 2009-08-18 16 int has_phy;
e7300d04bd0809 Maxime Bizon 2009-08-18 17
e7300d04bd0809 Maxime Bizon 2009-08-18 18 /* if has_phy, then set use_internal_phy */
e7300d04bd0809 Maxime Bizon 2009-08-18 19 int use_internal_phy;
e7300d04bd0809 Maxime Bizon 2009-08-18 20
e7300d04bd0809 Maxime Bizon 2009-08-18 21 /* or fill phy info to use an external one */
e7300d04bd0809 Maxime Bizon 2009-08-18 22 int phy_id;
e7300d04bd0809 Maxime Bizon 2009-08-18 23 int has_phy_interrupt;
e7300d04bd0809 Maxime Bizon 2009-08-18 24 int phy_interrupt;
e7300d04bd0809 Maxime Bizon 2009-08-18 25
e904b94a06c77a Andrea Gelmini 2016-05-21 26 /* if has_phy, use autonegotiated pause parameters or force
e7300d04bd0809 Maxime Bizon 2009-08-18 27 * them */
e7300d04bd0809 Maxime Bizon 2009-08-18 28 int pause_auto;
e7300d04bd0809 Maxime Bizon 2009-08-18 29 int pause_rx;
e7300d04bd0809 Maxime Bizon 2009-08-18 30 int pause_tx;
e7300d04bd0809 Maxime Bizon 2009-08-18 31
e7300d04bd0809 Maxime Bizon 2009-08-18 32 /* if !has_phy, set desired forced speed/duplex */
e7300d04bd0809 Maxime Bizon 2009-08-18 33 int force_speed_100;
e7300d04bd0809 Maxime Bizon 2009-08-18 34 int force_duplex_full;
e7300d04bd0809 Maxime Bizon 2009-08-18 35
e7300d04bd0809 Maxime Bizon 2009-08-18 36 /* if !has_phy, set callback to perform mii device
e7300d04bd0809 Maxime Bizon 2009-08-18 37 * init/remove */
e7300d04bd0809 Maxime Bizon 2009-08-18 @38 int (*mii_config)(struct net_device *dev, int probe,
e7300d04bd0809 Maxime Bizon 2009-08-18 39 int (*mii_read)(struct net_device *dev,
e7300d04bd0809 Maxime Bizon 2009-08-18 40 int phy_id, int reg),
e7300d04bd0809 Maxime Bizon 2009-08-18 41 void (*mii_write)(struct net_device *dev,
e7300d04bd0809 Maxime Bizon 2009-08-18 42 int phy_id, int reg, int val));
3dc6475c0c9e55 Florian Fainelli 2013-06-12 43
3dc6475c0c9e55 Florian Fainelli 2013-06-12 44 /* DMA channel enable mask */
3dc6475c0c9e55 Florian Fainelli 2013-06-12 45 u32 dma_chan_en_mask;
3dc6475c0c9e55 Florian Fainelli 2013-06-12 46
3dc6475c0c9e55 Florian Fainelli 2013-06-12 47 /* DMA channel interrupt mask */
3dc6475c0c9e55 Florian Fainelli 2013-06-12 48 u32 dma_chan_int_mask;
3dc6475c0c9e55 Florian Fainelli 2013-06-12 49
3dc6475c0c9e55 Florian Fainelli 2013-06-12 50 /* DMA engine has internal SRAM */
3dc6475c0c9e55 Florian Fainelli 2013-06-12 51 bool dma_has_sram;
3dc6475c0c9e55 Florian Fainelli 2013-06-12 52
3dc6475c0c9e55 Florian Fainelli 2013-06-12 53 /* DMA channel register width */
3dc6475c0c9e55 Florian Fainelli 2013-06-12 54 unsigned int dma_chan_width;
3dc6475c0c9e55 Florian Fainelli 2013-06-12 55
3dc6475c0c9e55 Florian Fainelli 2013-06-12 56 /* DMA descriptor shift */
3dc6475c0c9e55 Florian Fainelli 2013-06-12 57 unsigned int dma_desc_shift;
1942e482258d8c Jonas Gorski 2017-12-17 58
1942e482258d8c Jonas Gorski 2017-12-17 59 /* dma channel ids */
1942e482258d8c Jonas Gorski 2017-12-17 60 int rx_chan;
1942e482258d8c Jonas Gorski 2017-12-17 61 int tx_chan;
e7300d04bd0809 Maxime Bizon 2009-08-18 62 };
e7300d04bd0809 Maxime Bizon 2009-08-18 63

:::::: The code at line 38 was first introduced by commit
:::::: e7300d04bd0809eb7ea10a2ed8c729459f816e36 MIPS: BCM63xx: Add support for the Broadcom BCM63xx family of SOCs.

:::::: TO: Maxime Bizon <mbizon@freebox.fr>
:::::: CC: Ralf Baechle <ralf@linux-mips.org>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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