tree: https://gitee.com/openeuler/kernel.git openEuler-1.0-LTS head: 6726609c5990ede3a9fdb318d1dc759d03678a1a commit: 5ebbfc8c29eb5eb6dfdab853bdb2a622e0533d7e [15455/22010] staging: TCM: add GMJS(Nationz Tech) TCM driver. config: arm64-randconfig-r111-20240331 (https://download.01.org/0day-ci/archive/20240401/202404010900.lWqZRfpD-lkp@i...) compiler: aarch64-linux-gcc (GCC) 13.2.0 reproduce: (https://download.01.org/0day-ci/archive/20240401/202404010900.lWqZRfpD-lkp@i...) 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@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202404010900.lWqZRfpD-lkp@intel.com/ sparse warnings: (new ones prefixed by >>)

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drivers/staging/gmjstcm/tcm_tis_spi.c:125:32: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void *static [noderef] [toplevel] __iomem gpio1_a5 @@ drivers/staging/gmjstcm/tcm_tis_spi.c:125:32: sparse: expected void volatile [noderef] __iomem *addr drivers/staging/gmjstcm/tcm_tis_spi.c:125:32: sparse: got void *static [noderef] [toplevel] __iomem gpio1_a5 drivers/staging/gmjstcm/tcm_tis_spi.c:178:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void *static [noderef] [toplevel] __iomem gpio1_a5 @@ drivers/staging/gmjstcm/tcm_tis_spi.c:178:33: sparse: expected void volatile [noderef] __iomem *addr drivers/staging/gmjstcm/tcm_tis_spi.c:178:33: sparse: got void *static [noderef] [toplevel] __iomem gpio1_a5 drivers/staging/gmjstcm/tcm_tis_spi.c:109:5: sparse: sparse: symbol 'tcm_tis_spi_transfer' was not declared. Should it be static? drivers/staging/gmjstcm/tcm_tis_spi.c:710:32: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *static [noderef] [toplevel] __iomem reuse_conf_reg @@ got void [noderef] __iomem * @@ drivers/staging/gmjstcm/tcm_tis_spi.c:710:32: sparse: expected void *static [noderef] [toplevel] __iomem reuse_conf_reg drivers/staging/gmjstcm/tcm_tis_spi.c:710:32: sparse: got void [noderef] __iomem * drivers/staging/gmjstcm/tcm_tis_spi.c:718:26: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected void *static [noderef] [toplevel] __iomem gpio1_a5 @@ got void [noderef] __iomem * @@ drivers/staging/gmjstcm/tcm_tis_spi.c:718:26: sparse: expected void *static [noderef] [toplevel] __iomem gpio1_a5 drivers/staging/gmjstcm/tcm_tis_spi.c:718:26: sparse: got void [noderef] __iomem * drivers/staging/gmjstcm/tcm_tis_spi.c:726:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __iomem *addr @@ got void *static [noderef] [toplevel] __iomem reuse_conf_reg @@ drivers/staging/gmjstcm/tcm_tis_spi.c:726:37: sparse: expected void const volatile [noderef] __iomem *addr drivers/staging/gmjstcm/tcm_tis_spi.c:726:37: sparse: got void *static [noderef] [toplevel] __iomem reuse_conf_reg drivers/staging/gmjstcm/tcm_tis_spi.c:727:33: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void *static [noderef] [toplevel] __iomem reuse_conf_reg @@ drivers/staging/gmjstcm/tcm_tis_spi.c:727:33: sparse: expected void volatile [noderef] __iomem *addr drivers/staging/gmjstcm/tcm_tis_spi.c:727:33: sparse: got void *static [noderef] [toplevel] __iomem reuse_conf_reg drivers/staging/gmjstcm/tcm_tis_spi.c:729:42: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void * @@ drivers/staging/gmjstcm/tcm_tis_spi.c:729:42: sparse: expected void volatile [noderef] __iomem *addr drivers/staging/gmjstcm/tcm_tis_spi.c:729:42: sparse: got void * drivers/staging/gmjstcm/tcm_tis_spi.c:790:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void *static [noderef] [toplevel] __iomem reuse_conf_reg @@ drivers/staging/gmjstcm/tcm_tis_spi.c:790:33: sparse: expected void volatile [noderef] __iomem *addr drivers/staging/gmjstcm/tcm_tis_spi.c:790:33: sparse: got void *static [noderef] [toplevel] __iomem reuse_conf_reg drivers/staging/gmjstcm/tcm_tis_spi.c:792:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void *static [noderef] [toplevel] __iomem gpio1_a5 @@ drivers/staging/gmjstcm/tcm_tis_spi.c:792:33: sparse: expected void volatile [noderef] __iomem *addr drivers/staging/gmjstcm/tcm_tis_spi.c:792:33: sparse: got void *static [noderef] [toplevel] __iomem gpio1_a5 drivers/staging/gmjstcm/tcm_tis_spi.c:805:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void *static [noderef] [toplevel] __iomem reuse_conf_reg @@ drivers/staging/gmjstcm/tcm_tis_spi.c:805:33: sparse: expected void volatile [noderef] __iomem *addr drivers/staging/gmjstcm/tcm_tis_spi.c:805:33: sparse: got void *static [noderef] [toplevel] __iomem reuse_conf_reg drivers/staging/gmjstcm/tcm_tis_spi.c:807:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void volatile [noderef] __iomem *addr @@ got void *static [noderef] [toplevel] __iomem gpio1_a5 @@ drivers/staging/gmjstcm/tcm_tis_spi.c:807:33: sparse: expected void volatile [noderef] __iomem *addr drivers/staging/gmjstcm/tcm_tis_spi.c:807:33: sparse: got void *static [noderef] [toplevel] __iomem gpio1_a5 drivers/staging/gmjstcm/tcm_tis_spi.c:125:32: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:125:32: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:178:33: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:178:33: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:234:13: sparse: sparse: context imbalance in 'cleanup_tis' - wrong count at exit drivers/staging/gmjstcm/tcm_tis_spi.c:711:22: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:719:22: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:726:37: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:726:37: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:727:33: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:726:37: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:727:33: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:729:33: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:729:33: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:789:21: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:790:33: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:791:21: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:792:33: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:804:21: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:805:33: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:806:21: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:807:33: sparse: sparse: dereference of noderef expression drivers/staging/gmjstcm/tcm_tis_spi.c:109:5: warning: no previous prototype for 'tcm_tis_spi_transfer' [-Wmissing-prototypes] 109 | int tcm_tis_spi_transfer(struct device *dev, u32 addr, u16 len, | ^~~~~~~~~~~~~~~~~~~~ drivers/staging/gmjstcm/tcm_tis_spi.c: In function 'recv_data': drivers/staging/gmjstcm/tcm_tis_spi.c:423:13: warning: variable 'ret' set but not used [-Wunused-but-set-variable] 423 | int ret; | ^~~ drivers/staging/gmjstcm/tcm_tis_spi.c: At top level: drivers/staging/gmjstcm/tcm_tis_spi.c:817:36: warning: 'tcm_tis_spi_acpi_match' defined but not used [-Wunused-const-variable=] 817 | static const struct acpi_device_id tcm_tis_spi_acpi_match[] = { | ^~~~~~~~~~~~~~~~~~~~~~ drivers/staging/gmjstcm/tcm_tis_spi.c: In function 'cleanup_tis': drivers/staging/gmjstcm/tcm_tis_spi.c:249:17: warning: 'inten' may be used uninitialized [-Wmaybe-uninitialized] 249 | tcm_tis_writel(chip->dev, TCM_INT_ENABLE(chip->vendor.locality), | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 250 | ~TCM_GLOBAL_INT_ENABLE & inten); | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/staging/gmjstcm/tcm_tis_spi.c:237:13: note: 'inten' was declared here 237 | u32 inten; | ^~~~~ drivers/staging/gmjstcm/tcm_tis_spi.c: In function 'tcm_tis_init': drivers/staging/gmjstcm/tcm_tis_spi.c:264:21: warning: 'vendor' may be used uninitialized [-Wmaybe-uninitialized] 264 | if ((vendor & 0xffff) != 0x19f5 && (vendor & 0xffff) != 0x1B4E) | ~~~~~~~~^~~~~~~~~ drivers/staging/gmjstcm/tcm_tis_spi.c:260:13: note: 'vendor' was declared here 260 | u32 vendor, intfcaps; | ^~~~~~

vim +125 drivers/staging/gmjstcm/tcm_tis_spi.c 108

109 int tcm_tis_spi_transfer(struct device *dev, u32 addr, u16 len, 110 u8 *in, const u8 *out) 111 { 112 struct tcm_tis_spi_phy *phy = dev_get_drvdata(dev); 113 int ret = 0; 114 struct spi_message m; 115 struct spi_transfer spi_xfer; 116 u8 transfer_len; 117 118 tcm_dbg("TCM-dbg: %s, addr: 0x%x, len: %x, %s\n", 119 __func__, addr, len, (in) ? "in" : "out"); 120 121 spi_bus_lock(phy->spi_device->master); 122 123 /* set gpio1_a5 to LOW */ 124 if (is_ft_all() && (phy->spi_device->chip_select == 0)) { 125 iowrite32(0x0, gpio1_a5); 126 } 127 128 while (len) { 129 transfer_len = min_t(u16, len, MAX_SPI_FRAMESIZE); 130 131 phy->iobuf[0] = (in ? 0x80 : 0) | (transfer_len - 1); 132 phy->iobuf[1] = 0xd4; 133 phy->iobuf[2] = addr >> 8; 134 phy->iobuf[3] = addr; 135 136 memset(&spi_xfer, 0, sizeof(spi_xfer)); 137 spi_xfer.tx_buf = phy->iobuf; 138 spi_xfer.rx_buf = phy->iobuf; 139 spi_xfer.len = 4; 140 spi_xfer.cs_change = 1; 141 142 spi_message_init(&m); 143 spi_message_add_tail(&spi_xfer, &m); 144 ret = spi_sync_locked(phy->spi_device, &m); 145 if (ret < 0) 146 goto exit; 147 148 spi_xfer.cs_change = 0; 149 spi_xfer.len = transfer_len; 150 spi_xfer.delay_usecs = 5; 151 152 if (in) { 153 spi_xfer.tx_buf = NULL; 154 } else if (out) { 155 spi_xfer.rx_buf = NULL; 156 memcpy(phy->iobuf, out, transfer_len); 157 out += transfer_len; 158 } 159 160 spi_message_init(&m); 161 spi_message_add_tail(&spi_xfer, &m); 162 reinit_completion(&phy->ready); 163 ret = spi_sync_locked(phy->spi_device, &m); 164 if (ret < 0) 165 goto exit; 166 167 if (in) { 168 memcpy(in, phy->iobuf, transfer_len); 169 in += transfer_len; 170 } 171 172 len -= transfer_len; 173 } 174 175 exit: 176 /* set gpio1_a5 to HIGH */ 177 if (is_ft_all() && (phy->spi_device->chip_select == 0)) { 178 iowrite32(0x20, gpio1_a5); 179 } 180 181 spi_bus_unlock(phy->spi_device->master); 182 tcm_dbg("TCM-dbg: ret: %d\n", ret); 183 return ret; 184 } 185

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