Re: [PATCH V1 8/9] phy: tegra: p2u: Set ENABLE_L2_EXIT_RATE_CHANGE in calibration

[kernel test robot <lkp@intel.com>]

Hi Vidya,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on helgaas-pci/next]
[also build test WARNING on tegra/for-next linus/master v6.0-rc6 next-20220919]
[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/Vidya-Sagar/Enhancements-to-pcie-tegra194-driver/20220919-224101
base:   https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next
config: ia64-allyesconfig (https://download.01.org/0day-ci/archive/20220920/202209200038.mZZFPD7g-lkp@intel.com/config)
compiler: ia64-linux-gcc (GCC) 12.1.0
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/3b12c1aea8ddaae70567a332fc676c76076bf624
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Vidya-Sagar/Enhancements-to-pcie-tegra194-driver/20220919-224101
        git checkout 3b12c1aea8ddaae70567a332fc676c76076bf624
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=ia64 SHELL=/bin/bash drivers/phy/

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

All warnings (new ones prefixed by >>):

>> drivers/phy/tegra/phy-tegra194-p2u.c:89:5: warning: no previous prototype for 'tegra_p2u_calibrate' [-Wmissing-prototypes]
      89 | int tegra_p2u_calibrate(struct phy *x)
         |     ^~~~~~~~~~~~~~~~~~~


vim +/tegra_p2u_calibrate +89 drivers/phy/tegra/phy-tegra194-p2u.c

    88	
  > 89	int tegra_p2u_calibrate(struct phy *x)
    90	{
    91		struct tegra_p2u *phy = phy_get_drvdata(x);
    92		u32 val;
    93	
    94		val = p2u_readl(phy, P2U_CONTROL_CMN);
    95		val |= P2U_CONTROL_CMN_ENABLE_L2_EXIT_RATE_CHANGE;
    96		p2u_writel(phy, val, P2U_CONTROL_CMN);
    97	
    98		return 0;
    99	}
   100	

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