tree: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio.git gpio-descriptors-spi head: d52781e8bf3600398a5da184d4df22072a8e5e57 commit: d52781e8bf3600398a5da184d4df22072a8e5e57 [14/14] slask config: arm64-allyesconfig (attached as .config) compiler: aarch64-linux-gcc (GCC) 7.4.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout d52781e8bf3600398a5da184d4df22072a8e5e57 # save the attached .config to linux build tree GCC_VERSION=7.4.0 make.cross ARCH=arm64 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): In file included from include/linux/bitops.h:5:0, from include/linux/kernel.h:12, from include/linux/list.h:9, from include/linux/module.h:9, from drivers/spi/spi-pl022.c:26: drivers/spi/spi-pl022.c: In function 'pl022_set_cs': drivers/spi/spi-pl022.c:451:22: error: 'struct pl022' has no member named 'cur_cs'; did you mean 'cur_msg'? tmp &= ~BIT(pl022->cur_cs); ^ include/linux/bits.h:6:28: note: in definition of macro 'BIT' #define BIT(nr) (1UL << (nr)) ^~ drivers/spi/spi-pl022.c:453:21: error: 'struct pl022' has no member named 'cur_cs'; did you mean 'cur_msg'? tmp |= BIT(pl022->cur_cs); ^ include/linux/bits.h:6:28: note: in definition of macro 'BIT' #define BIT(nr) (1UL << (nr)) ^~ drivers/spi/spi-pl022.c: In function 'giveback': drivers/spi/spi-pl022.c:502:4: error: implicit declaration of function 'pl022_cs_control'; did you mean 'pl022_set_cs'? [-Werror=implicit-function-declaration] pl022_cs_control(pl022, SSP_CHIP_DESELECT); ^~~~~~~~~~~~~~~~ pl022_set_cs drivers/spi/spi-pl022.c: In function 'pl022_transfer_one_message': drivers/spi/spi-pl022.c:1580:9: error: 'struct pl022' has no member named 'cur_cs'; did you mean 'cur_msg'? pl022->cur_cs = pl022->chipselects[msg->spi->chip_select]; ^~~~~~ cur_msg drivers/spi/spi-pl022.c:1580:23: error: 'struct pl022' has no member named 'chipselects' pl022->cur_cs = pl022->chipselects[msg->spi->chip_select]; ^~ drivers/spi/spi-pl022.c: In function 'pl022_setup': >> drivers/spi/spi-pl022.c:1861:4: error: implicit declaration of function 'of_property_read_u32'; did you mean '__percpu_read_32'? [-Werror=implicit-function-declaration] of_property_read_u32(np, "pl022,interface", ^~~~~~~~~~~~~~~~~~~~ __percpu_read_32 drivers/spi/spi-pl022.c:1923:7: error: implicit declaration of function 'gpio_is_valid'; did you mean 'uuid_is_valid'? [-Werror=implicit-function-declaration] if (!gpio_is_valid(pl022->chipselects[spi->chip_select])) ^~~~~~~~~~~~~ uuid_is_valid drivers/spi/spi-pl022.c:1923:26: error: 'struct pl022' has no member named 'chipselects' if (!gpio_is_valid(pl022->chipselects[spi->chip_select])) ^~ drivers/spi/spi-pl022.c: In function 'pl022_platform_data_dt_get': drivers/spi/spi-pl022.c:2090:11: error: implicit declaration of function 'of_property_read_bool' [-Werror=implicit-function-declaration] pd->rt = of_property_read_bool(np, "pl022,rt"); ^~~~~~~~~~~~~~~~~~~~~ drivers/spi/spi-pl022.c: In function 'pl022_probe': drivers/spi/spi-pl022.c:2134:7: error: 'struct pl022' has no member named 'chipselects' pl022->chipselects = devm_kcalloc(dev, num_cs, sizeof(int), ^~ drivers/spi/spi-pl022.c:2136:12: error: 'struct pl022' has no member named 'chipselects' if (!pl022->chipselects) { ^~ drivers/spi/spi-pl022.c:2146:8: warning: statement with no effect [-Wunused-value] master->use_gpio_descriptors; ~~~~~~^~~~~~~~~~~~~~~~~~~~~~ drivers/spi/spi-pl022.c:2159:9: error: 'struct pl022' has no member named 'chipselects' pl022->chipselects[i] = i; ^~ drivers/spi/spi-pl022.c:2162:18: error: implicit declaration of function 'of_get_named_gpio'; did you mean 'fwnode_get_named_gpiod'? [-Werror=implicit-function-declaration] int cs_gpio = of_get_named_gpio(np, "cs-gpios", i); ^~~~~~~~~~~~~~~~~ fwnode_get_named_gpiod drivers/spi/spi-pl022.c:2169:9: error: 'struct pl022' has no member named 'chipselects' pl022->chipselects[i] = cs_gpio; ^~ drivers/spi/spi-pl022.c:2172:9: error: implicit declaration of function 'devm_gpio_request'; did you mean 'devm_gpiod_put'? [-Werror=implicit-function-declaration] if (devm_gpio_request(dev, cs_gpio, "ssp-pl022")) ^~~~~~~~~~~~~~~~~ devm_gpiod_put drivers/spi/spi-pl022.c:2176:14: error: implicit declaration of function 'gpio_direction_output'; did you mean 'gpiod_direction_output'? [-Werror=implicit-function-declaration] else if (gpio_direction_output(cs_gpio, 1)) ^~~~~~~~~~~~~~~~~~~~~ gpiod_direction_output cc1: some warnings being treated as errors vim +1861 drivers/spi/spi-pl022.c f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1814 b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1815 /** b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1816 * pl022_setup - setup function registered to SPI master framework b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1817 * @spi: spi device which is requesting setup b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1818 * b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1819 * This function is registered to the SPI framework for this SPI master b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1820 * controller. If it is the first time when setup is called by this device, b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1821 * this function will initialize the runtime state for this chip and save b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1822 * the same in the device structure. Else it will update the runtime info b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1823 * with the updated chip info. Nothing is really being written to the b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1824 * controller hardware here, that is not done until the actual transfer b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1825 * commence. b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1826 */ b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1827 static int pl022_setup(struct spi_device *spi) b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1828 { f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1829 struct pl022_config_chip const *chip_info; 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1830 struct pl022_config_chip chip_info_dt; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1831 struct chip_data *chip; c4a478430 drivers/spi/spi-pl022.c Jonas Aaberg 2011-02-28 1832 struct ssp_clock_params clk_freq = { .cpsdvsr = 0, .scr = 0}; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1833 int status = 0; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1834 struct pl022 *pl022 = spi_master_get_devdata(spi->master); bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 1835 unsigned int bits = spi->bits_per_word; bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 1836 u32 tmp; 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1837 struct device_node *np = spi->dev.of_node; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1838 b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1839 if (!spi->max_speed_hz) b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1840 return -EINVAL; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1841 b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1842 /* Get controller_state if one is supplied */ b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1843 chip = spi_get_ctldata(spi); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1844 b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1845 if (chip == NULL) { b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1846 chip = kzalloc(sizeof(struct chip_data), GFP_KERNEL); 77538f4a9 drivers/spi/spi-pl022.c Jingoo Han 2014-04-29 1847 if (!chip) b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1848 return -ENOMEM; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1849 dev_dbg(&spi->dev, b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1850 "allocated memory for controller's runtime state\n"); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1851 } b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1852 b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1853 /* Get controller data if one is supplied */ b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1854 chip_info = spi->controller_data; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1855 b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1856 if (chip_info == NULL) { 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1857 if (np) { 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1858 chip_info_dt = pl022_default_chip_info; 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1859 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1860 chip_info_dt.hierarchy = SSP_MASTER; 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 @1861 of_property_read_u32(np, "pl022,interface", 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1862 &chip_info_dt.iface); 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1863 of_property_read_u32(np, "pl022,com-mode", 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1864 &chip_info_dt.com_mode); 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1865 of_property_read_u32(np, "pl022,rx-level-trig", 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1866 &chip_info_dt.rx_lev_trig); 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1867 of_property_read_u32(np, "pl022,tx-level-trig", 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1868 &chip_info_dt.tx_lev_trig); 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1869 of_property_read_u32(np, "pl022,ctrl-len", 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1870 &chip_info_dt.ctrl_len); 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1871 of_property_read_u32(np, "pl022,wait-state", 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1872 &chip_info_dt.wait_state); 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1873 of_property_read_u32(np, "pl022,duplex", 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1874 &chip_info_dt.duplex); 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1875 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1876 chip_info = &chip_info_dt; 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1877 } else { f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1878 chip_info = &pl022_default_chip_info; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1879 /* spi_board_info.controller_data not is supplied */ b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1880 dev_dbg(&spi->dev, b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1881 "using default controller_data settings\n"); 6d3952a7d drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1882 } f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1883 } else b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1884 dev_dbg(&spi->dev, b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1885 "using user supplied controller_data settings\n"); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1886 b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1887 /* b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1888 * We can override with custom divisors, else we use the board b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1889 * frequency setting b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1890 */ b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1891 if ((0 == chip_info->clk_freq.cpsdvsr) b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1892 && (0 == chip_info->clk_freq.scr)) { b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1893 status = calculate_effective_freq(pl022, b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1894 spi->max_speed_hz, f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1895 &clk_freq); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1896 if (status < 0) b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1897 goto err_config_params; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1898 } else { f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1899 memcpy(&clk_freq, &chip_info->clk_freq, sizeof(clk_freq)); f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1900 if ((clk_freq.cpsdvsr % 2) != 0) f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1901 clk_freq.cpsdvsr = f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1902 clk_freq.cpsdvsr - 1; f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1903 } f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1904 if ((clk_freq.cpsdvsr < CPSDVR_MIN) f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1905 || (clk_freq.cpsdvsr > CPSDVR_MAX)) { e3f88ae99 drivers/spi/amba-pl022.c Virupax Sadashivpetimath 2011-06-13 1906 status = -EINVAL; f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1907 dev_err(&spi->dev, f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1908 "cpsdvsr is configured incorrectly\n"); f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1909 goto err_config_params; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1910 } f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1911 b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1912 status = verify_controller_parameters(pl022, chip_info); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1913 if (status) { b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1914 dev_err(&spi->dev, "controller data is incorrect"); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1915 goto err_config_params; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1916 } f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1917 083be3f05 drivers/spi/spi-pl022.c Linus Walleij 2011-06-16 1918 pl022->rx_lev_trig = chip_info->rx_lev_trig; 083be3f05 drivers/spi/spi-pl022.c Linus Walleij 2011-06-16 1919 pl022->tx_lev_trig = chip_info->tx_lev_trig; 083be3f05 drivers/spi/spi-pl022.c Linus Walleij 2011-06-16 1920 b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1921 /* Now set controller state based on controller data */ b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1922 chip->xfer_type = chip_info->com_mode; f6f46de10 drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1923 if (!gpio_is_valid(pl022->chipselects[spi->chip_select])) f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1924 dev_warn(&spi->dev, f6f46de10 drivers/spi/spi-pl022.c Roland Stigge 2012-08-22 1925 "invalid chip select\n"); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1926 eb798c641 drivers/spi/spi-pl022.c Vinit Shenoy 2012-04-17 1927 /* Check bits per word with vendor specific range */ eb798c641 drivers/spi/spi-pl022.c Vinit Shenoy 2012-04-17 1928 if ((bits <= 3) || (bits > pl022->vendor->max_bpw)) { bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 1929 status = -ENOTSUPP; eb798c641 drivers/spi/spi-pl022.c Vinit Shenoy 2012-04-17 1930 dev_err(&spi->dev, "illegal data size for this controller!\n"); eb798c641 drivers/spi/spi-pl022.c Vinit Shenoy 2012-04-17 1931 dev_err(&spi->dev, "This controller can only handle 4 <= n <= %d bit words\n", eb798c641 drivers/spi/spi-pl022.c Vinit Shenoy 2012-04-17 1932 pl022->vendor->max_bpw); bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 1933 goto err_config_params; bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 1934 } else if (bits <= 8) { bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 1935 dev_dbg(&spi->dev, "4 <= n <=8 bits per word\n"); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1936 chip->n_bytes = 1; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1937 chip->read = READING_U8; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1938 chip->write = WRITING_U8; bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 1939 } else if (bits <= 16) { b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1940 dev_dbg(&spi->dev, "9 <= n <= 16 bits per word\n"); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1941 chip->n_bytes = 2; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1942 chip->read = READING_U16; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1943 chip->write = WRITING_U16; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1944 } else { b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1945 dev_dbg(&spi->dev, "17 <= n <= 32 bits per word\n"); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1946 chip->n_bytes = 4; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1947 chip->read = READING_U32; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1948 chip->write = WRITING_U32; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1949 } b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1950 b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1951 /* Now Initialize all register settings required for this chip */ b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1952 chip->cr0 = 0; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1953 chip->cr1 = 0; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1954 chip->dmacr = 0; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1955 chip->cpsr = 0; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1956 if ((chip_info->com_mode == DMA_TRANSFER) b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1957 && ((pl022->master_info)->enable_dma)) { b1b6b9aa6 drivers/spi/amba-pl022.c Linus Walleij 2010-09-29 1958 chip->enable_dma = true; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1959 dev_dbg(&spi->dev, "DMA mode set in controller state\n"); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1960 SSP_WRITE_BITS(chip->dmacr, SSP_DMA_ENABLED, b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1961 SSP_DMACR_MASK_RXDMAE, 0); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1962 SSP_WRITE_BITS(chip->dmacr, SSP_DMA_ENABLED, b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1963 SSP_DMACR_MASK_TXDMAE, 1); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1964 } else { b1b6b9aa6 drivers/spi/amba-pl022.c Linus Walleij 2010-09-29 1965 chip->enable_dma = false; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1966 dev_dbg(&spi->dev, "DMA mode NOT set in controller state\n"); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1967 SSP_WRITE_BITS(chip->dmacr, SSP_DMA_DISABLED, b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1968 SSP_DMACR_MASK_RXDMAE, 0); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1969 SSP_WRITE_BITS(chip->dmacr, SSP_DMA_DISABLED, b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1970 SSP_DMACR_MASK_TXDMAE, 1); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1971 } b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1972 f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 1973 chip->cpsr = clk_freq.cpsdvsr; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 1974 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 1975 /* Special setup for the ST micro extended control registers */ 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 1976 if (pl022->vendor->extended_cr) { bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 1977 u32 etx; bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 1978 781c7b129 drivers/spi/amba-pl022.c Linus Walleij 2010-05-07 1979 if (pl022->vendor->pl023) { 781c7b129 drivers/spi/amba-pl022.c Linus Walleij 2010-05-07 1980 /* These bits are only in the PL023 */ 781c7b129 drivers/spi/amba-pl022.c Linus Walleij 2010-05-07 1981 SSP_WRITE_BITS(chip->cr1, chip_info->clkdelay, 781c7b129 drivers/spi/amba-pl022.c Linus Walleij 2010-05-07 1982 SSP_CR1_MASK_FBCLKDEL_ST, 13); 781c7b129 drivers/spi/amba-pl022.c Linus Walleij 2010-05-07 1983 } else { 781c7b129 drivers/spi/amba-pl022.c Linus Walleij 2010-05-07 1984 /* These bits are in the PL022 but not PL023 */ 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 1985 SSP_WRITE_BITS(chip->cr0, chip_info->duplex, 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 1986 SSP_CR0_MASK_HALFDUP_ST, 5); 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 1987 SSP_WRITE_BITS(chip->cr0, chip_info->ctrl_len, 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 1988 SSP_CR0_MASK_CSS_ST, 16); 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 1989 SSP_WRITE_BITS(chip->cr0, chip_info->iface, 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 1990 SSP_CR0_MASK_FRF_ST, 21); 781c7b129 drivers/spi/amba-pl022.c Linus Walleij 2010-05-07 1991 SSP_WRITE_BITS(chip->cr1, chip_info->wait_state, 781c7b129 drivers/spi/amba-pl022.c Linus Walleij 2010-05-07 1992 SSP_CR1_MASK_MWAIT_ST, 6); 781c7b129 drivers/spi/amba-pl022.c Linus Walleij 2010-05-07 1993 } bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 1994 SSP_WRITE_BITS(chip->cr0, bits - 1, 781c7b129 drivers/spi/amba-pl022.c Linus Walleij 2010-05-07 1995 SSP_CR0_MASK_DSS_ST, 0); bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 1996 bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 1997 if (spi->mode & SPI_LSB_FIRST) { bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 1998 tmp = SSP_RX_LSB; bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 1999 etx = SSP_TX_LSB; bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2000 } else { bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2001 tmp = SSP_RX_MSB; bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2002 etx = SSP_TX_MSB; bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2003 } bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2004 SSP_WRITE_BITS(chip->cr1, tmp, SSP_CR1_MASK_RENDN_ST, 4); bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2005 SSP_WRITE_BITS(chip->cr1, etx, SSP_CR1_MASK_TENDN_ST, 5); 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 2006 SSP_WRITE_BITS(chip->cr1, chip_info->rx_lev_trig, 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 2007 SSP_CR1_MASK_RXIFLSEL_ST, 7); 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 2008 SSP_WRITE_BITS(chip->cr1, chip_info->tx_lev_trig, 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 2009 SSP_CR1_MASK_TXIFLSEL_ST, 10); 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 2010 } else { bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2011 SSP_WRITE_BITS(chip->cr0, bits - 1, 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 2012 SSP_CR0_MASK_DSS, 0); 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 2013 SSP_WRITE_BITS(chip->cr0, chip_info->iface, 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 2014 SSP_CR0_MASK_FRF, 4); 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 2015 } bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2016 556f4aeb7 drivers/spi/amba-pl022.c Linus Walleij 2010-05-05 2017 /* Stuff that is common for all versions */ bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2018 if (spi->mode & SPI_CPOL) bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2019 tmp = SSP_CLK_POL_IDLE_HIGH; bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2020 else bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2021 tmp = SSP_CLK_POL_IDLE_LOW; bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2022 SSP_WRITE_BITS(chip->cr0, tmp, SSP_CR0_MASK_SPO, 6); bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2023 bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2024 if (spi->mode & SPI_CPHA) bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2025 tmp = SSP_CLK_SECOND_EDGE; bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2026 else bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2027 tmp = SSP_CLK_FIRST_EDGE; bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2028 SSP_WRITE_BITS(chip->cr0, tmp, SSP_CR0_MASK_SPH, 7); bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2029 f9d629c73 drivers/spi/amba-pl022.c Linus Walleij 2010-10-01 2030 SSP_WRITE_BITS(chip->cr0, clk_freq.scr, SSP_CR0_MASK_SCR, 8); 781c7b129 drivers/spi/amba-pl022.c Linus Walleij 2010-05-07 2031 /* Loopback is available on all versions except PL023 */ 06fb01fd1 drivers/spi/amba-pl022.c Philippe Langlais 2011-03-23 2032 if (pl022->vendor->loopback) { bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2033 if (spi->mode & SPI_LOOP) bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2034 tmp = LOOPBACK_ENABLED; bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2035 else bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2036 tmp = LOOPBACK_DISABLED; bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2037 SSP_WRITE_BITS(chip->cr1, tmp, SSP_CR1_MASK_LBM, 0); bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2038 } b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 2039 SSP_WRITE_BITS(chip->cr1, SSP_DISABLED, SSP_CR1_MASK_SSE, 1); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 2040 SSP_WRITE_BITS(chip->cr1, chip_info->hierarchy, SSP_CR1_MASK_MS, 2); f1e45f86e drivers/spi/spi-pl022.c Viresh Kumar 2011-08-10 2041 SSP_WRITE_BITS(chip->cr1, chip_info->slave_tx_disable, SSP_CR1_MASK_SOD, f1e45f86e drivers/spi/spi-pl022.c Viresh Kumar 2011-08-10 2042 3); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 2043 b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 2044 /* Save controller_state */ b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 2045 spi_set_ctldata(spi, chip); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 2046 return status; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 2047 err_config_params: bde435a9c drivers/spi/amba-pl022.c Kevin Wells 2010-09-16 2048 spi_set_ctldata(spi, NULL); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 2049 kfree(chip); b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 2050 return status; b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 2051 } b43d65f7e drivers/spi/amba-pl022.c Linus Walleij 2009-06-09 2052 :::::: The code at line 1861 was first introduced by commit :::::: 6d3952a7dfa80919842bbe01ac7f693d40a1eb84 spi/pl022: Add devicetree support :::::: TO: Roland Stigge <stigge@xxxxxxxxx> :::::: CC: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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