Re: [PATCH net-next 2/2] net: phy: aquantia: allow forcing order of MDI pairs

[kernel test robot]

Hi Daniel,

kernel test robot noticed the following build warnings:

[auto build test WARNING on net-next/main]

url:    https://github.com/intel-lab-lkp/linux/commits/Daniel-Golle/net-phy-aquantia-allow-forcing-order-of-MDI-pairs/20240821-210717
base:   net-next/main
patch link:    https://lore.kernel.org/r/ed46220cc4c52d630fc481c8148fc749242c368d.1724244281.git.daniel%40makrotopia.org
patch subject: [PATCH net-next 2/2] net: phy: aquantia: allow forcing order of MDI pairs
config: x86_64-randconfig-123-20240822 (https://download.01.org/0day-ci/archive/20240822/202408221406.WtGcNGxX-lkp@xxxxxxxxx/config)
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240822/202408221406.WtGcNGxX-lkp@xxxxxxxxx/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202408221406.WtGcNGxX-lkp@xxxxxxxxx/

sparse warnings: (new ones prefixed by >>)
>> drivers/net/phy/aquantia/aquantia_main.c:483:5: sparse: sparse: symbol 'aqr107_config_mdi' was not declared. Should it be static?
   drivers/net/phy/aquantia/aquantia_main.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/umh.h, include/linux/kmod.h, ...):
   include/linux/page-flags.h:235:46: sparse: sparse: self-comparison always evaluates to false
   include/linux/page-flags.h:235:46: sparse: sparse: self-comparison always evaluates to false

vim +/aqr107_config_mdi +483 drivers/net/phy/aquantia/aquantia_main.c

   482	
 > 483	int aqr107_config_mdi(struct phy_device *phydev)
   484	{
   485		struct device_node *np = phydev->mdio.dev.of_node;
   486		bool force_normal, force_reverse;
   487	
   488		force_normal = of_property_read_bool(np, "marvell,force-mdi-order-normal");
   489		force_reverse = of_property_read_bool(np, "marvell,force-mdi-order-reverse");
   490	
   491		if (force_normal && force_reverse)
   492			return -EINVAL;
   493	
   494		if (force_normal)
   495			return phy_modify_mmd(phydev, MDIO_MMD_PMAPMD, PMAPMD_RSVD_VEND_PROV,
   496					      PMAPMD_RSVD_VEND_PROV_MDI_CONF,
   497					      PMAPMD_RSVD_VEND_PROV_MDI_FORCE);
   498	
   499		if (force_reverse)
   500			return phy_modify_mmd(phydev, MDIO_MMD_PMAPMD, PMAPMD_RSVD_VEND_PROV,
   501					      PMAPMD_RSVD_VEND_PROV_MDI_CONF,
   502					      PMAPMD_RSVD_VEND_PROV_MDI_REVERSE |
   503					      PMAPMD_RSVD_VEND_PROV_MDI_FORCE);
   504	
   505		return 0;
   506	}
   507	

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