[intel-lts:5.4/preempt-rt 14488/20929] drivers/spi/spi-dw-pci.c:155:5: sparse: sparse: undefined preprocessor identifier 'CONFIG_PM'

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

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tree:   https://github.com/intel/linux-intel-lts.git 5.4/preempt-rt
head:   196e38246d15096460031f4a17913922c006b12d
commit: 2e228f3df9479e9e061cc7e0b7aba0c071ea22bf [14488/20929] REVERT-ME: Temporary Enable D0i3 flow for PSE IOs
config: x86_64-randconfig-s022-20220124 (https://download.01.org/0day-ci/archive/20220126/202201260630.jy313RXW-lkp(a)intel.com/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce:
        # apt-get install sparse
        # sparse version: v0.6.4-dirty
        # https://github.com/intel/linux-intel-lts/commit/2e228f3df9479e9e061cc7e0b7aba0c071ea22bf
        git remote add intel-lts https://github.com/intel/linux-intel-lts.git
        git fetch --no-tags intel-lts 5.4/preempt-rt
        git checkout 2e228f3df9479e9e061cc7e0b7aba0c071ea22bf
        # save the config file to linux build tree
        mkdir build_dir
        make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/spi/

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


sparse warnings: (new ones prefixed by >>)
>> drivers/spi/spi-dw-pci.c:155:5: sparse: sparse: undefined preprocessor identifier 'CONFIG_PM'

vim +/CONFIG_PM +155 drivers/spi/spi-dw-pci.c

   154	
 > 155	#if CONFIG_PM
   156	static int dw_spi_runtime_suspend(struct device *dev)
   157	{
   158		struct dw_spi *dws = dev_get_drvdata(dev);
   159		unsigned long j0, j1, delay;
   160		u32 d0i3c_reg;
   161		u32 cgsr_reg;
   162	
   163		delay = msecs_to_jiffies(100);
   164		j0 = jiffies;
   165		j1 = j0 + delay;
   166	
   167	
   168		cgsr_reg = dw_readl(dws, PSE_SPI_CGSR);
   169		dw_writel(dws, PSE_SPI_CGSR, PSE_SPI_D0I3_RR);
   170	
   171		d0i3c_reg = dw_readl(dws, PSE_SPI_D0I3C);
   172	
   173		if (d0i3c_reg & PSE_SPI_D0I3_CIP) {
   174			dev_info(dev, "%s d0i3c CIP detected", __func__);
   175		} else {
   176			dw_writel(dws, PSE_SPI_D0I3C, PSE_SPI_D0I3_EN);
   177			d0i3c_reg = dw_readl(dws, PSE_SPI_D0I3C);
   178		}
   179	
   180		while (time_before(jiffies, j1)) {
   181			d0i3c_reg = dw_readl(dws, PSE_SPI_D0I3C);
   182			if (!(d0i3c_reg & PSE_SPI_D0I3_CIP))
   183				break;
   184		}
   185	
   186		if (d0i3c_reg & PSE_SPI_D0I3_CIP)
   187			dev_info(dev, "%s: timeout waiting CIP to be cleared",
   188									__func__);
   189	
   190		return 0;
   191	}
   192	

---
0-DAY CI Kernel Test Service, Intel Corporation
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