Re: [PATCH v1 3/3] phy: freescale: imx8q-hsio: Add i.MX8Q HSIO PHY driver support

[kernel test robot]

Hi Richard,

kernel test robot noticed the following build errors:

[auto build test ERROR on robh/for-next]
[also build test ERROR on linus/master v6.9-rc1 next-20240328]
[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/Richard-Zhu/dt-bindings-phy-Add-i-MX8Q-HSIO-SerDes-PHY-binding/20240329-162937
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
patch link:    https://lore.kernel.org/r/1711699790-16494-4-git-send-email-hongxing.zhu%40nxp.com
patch subject: [PATCH v1 3/3] phy: freescale: imx8q-hsio: Add i.MX8Q HSIO PHY driver support
config: powerpc64-randconfig-r062-20240330 (https://download.01.org/0day-ci/archive/20240330/202403301157.mPlhQUdz-lkp@xxxxxxxxx/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 79ba323bdd0843275019e16b6e9b35133677c514)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240330/202403301157.mPlhQUdz-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/202403301157.mPlhQUdz-lkp@xxxxxxxxx/

All errors (new ones prefixed by >>):

   In file included from drivers/phy/freescale/phy-fsl-imx8q-hsio.c:8:
   In file included from include/linux/io.h:13:
   In file included from arch/powerpc/include/asm/io.h:24:
   In file included from include/linux/mm.h:2208:
   include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     522 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
>> drivers/phy/freescale/phy-fsl-imx8q-hsio.c:367:8: error: call to undeclared function 'FIELD_PREP'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     367 |         val = FIELD_PREP(MODE_MASK, val);
         |               ^
   1 warning and 1 error generated.


vim +/FIELD_PREP +367 drivers/phy/freescale/phy-fsl-imx8q-hsio.c

   355	
   356	static int imx8q_hsio_set_mode(struct phy *phy, enum phy_mode mode,
   357					   int submode)
   358	{
   359		u32 val;
   360		struct imx8q_hsio_lane *lane = phy_get_drvdata(phy);
   361		struct imx8q_hsio_priv *priv = lane->priv;
   362	
   363		if (lane->lane_mode != mode)
   364			return -EINVAL;
   365	
   366		val = (mode == PHY_MODE_PCIE) ? MODE_PCIE : MODE_SATA;
 > 367		val = FIELD_PREP(MODE_MASK, val);
   368		regmap_update_bits(priv->phy, lane->phy_off + CTRL0, MODE_MASK, val);
   369	
   370		switch (submode) {
   371		case PHY_MODE_PCIE_RC:
   372			val = FIELD_PREP(DEVICE_TYPE_MASK, PCI_EXP_TYPE_ROOT_PORT);
   373			break;
   374		case PHY_MODE_PCIE_EP:
   375			val = FIELD_PREP(DEVICE_TYPE_MASK, PCI_EXP_TYPE_ENDPOINT);
   376			break;
   377		default: /* Support only PCIe EP and RC now. */
   378			return 0;
   379		}
   380		if (submode)
   381			regmap_update_bits(priv->ctrl, lane->ctrl_off + CTRL0,
   382					   DEVICE_TYPE_MASK, val);
   383	
   384		return 0;
   385	}
   386	

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