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Message-ID: <202111222241.9OTr7Eef-lkp@intel.com>
Date: Mon, 22 Nov 2021 22:52:44 +0800
From: kernel test robot <lkp@...el.com>
To: Daniel Palmer <daniel@...f.com>
Cc: llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
linux-kernel@...r.kernel.org
Subject: [chenxing:msc313_mainlining 40/69]
drivers/pinctrl/mstar/pinctrl-msc313.c:1339:4: warning: unannotated
fall-through between switch labels
tree: git://github.com/linux-chenxing/linux.git msc313_mainlining
head: df6df62e60f3a32773b02a41e0d6a4e0f2b353b5
commit: baf52d9889a05e4a516eb56f326b4e6525dc0fa8 [40/69] pinctrl: mstar: msc313 pinctrl driver
config: riscv-randconfig-r013-20211121 (attached as .config)
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
# install riscv cross compiling tool for clang build
# apt-get install binutils-riscv64-linux-gnu
# https://github.com/linux-chenxing/linux/commit/baf52d9889a05e4a516eb56f326b4e6525dc0fa8
git remote add chenxing git://github.com/linux-chenxing/linux.git
git fetch --no-tags chenxing msc313_mainlining
git checkout baf52d9889a05e4a516eb56f326b4e6525dc0fa8
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=riscv
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
In file included from drivers/pinctrl/mstar/pinctrl-msc313.c:7:
In file included from include/linux/gpio/driver.h:7:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/riscv/include/asm/io.h:136:
include/asm-generic/io.h:464:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __raw_readb(PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:477:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:36:51: note: expanded from macro '__le16_to_cpu'
#define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
^
In file included from drivers/pinctrl/mstar/pinctrl-msc313.c:7:
In file included from include/linux/gpio/driver.h:7:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/riscv/include/asm/io.h:136:
include/asm-generic/io.h:490:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:34:51: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
^
In file included from drivers/pinctrl/mstar/pinctrl-msc313.c:7:
In file included from include/linux/gpio/driver.h:7:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:13:
In file included from arch/riscv/include/asm/io.h:136:
include/asm-generic/io.h:501:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writeb(value, PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:511:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:521:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:1024:55: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
return (port > MMIO_UPPER_LIMIT) ? NULL : PCI_IOBASE + port;
~~~~~~~~~~ ^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:1339:4: warning: unannotated fall-through between switch labels [-Wimplicit-fallthrough]
default:
^
drivers/pinctrl/mstar/pinctrl-msc313.c:1339:4: note: insert 'break;' to avoid fall-through
default:
^
break;
>> drivers/pinctrl/mstar/pinctrl-msc313.c:37:27: warning: unused variable 'i2c0_groups' [-Wunused-const-variable]
static const char * const i2c0_groups[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:40:18: warning: unused variable 'i2c0_values' [-Wunused-const-variable]
static const u16 i2c0_values[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:44:27: warning: unused variable 'i2c1_groups' [-Wunused-const-variable]
static const char * const i2c1_groups[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:47:18: warning: unused variable 'i2c1_values' [-Wunused-const-variable]
static const u16 i2c1_values[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:51:27: warning: unused variable 'fuart_groups' [-Wunused-const-variable]
static const char * const fuart_groups[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:55:18: warning: unused variable 'fuart_values' [-Wunused-const-variable]
static const u16 fuart_values[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:60:27: warning: unused variable 'uart0_groups' [-Wunused-const-variable]
static const char * const uart0_groups[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:64:27: warning: unused variable 'uart1_groups' [-Wunused-const-variable]
static const char * const uart1_groups[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:68:18: warning: unused variable 'uart1_values' [-Wunused-const-variable]
static const u16 uart1_values[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:73:27: warning: unused variable 'usb_groups' [-Wunused-const-variable]
static const char * const usb_groups[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:76:27: warning: unused variable 'usb1_groups' [-Wunused-const-variable]
static const char * const usb1_groups[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:80:27: warning: unused variable 'pwm0_groups' [-Wunused-const-variable]
static const char * const pwm0_groups[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:83:18: warning: unused variable 'pwm0_values' [-Wunused-const-variable]
static const u16 pwm0_values[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:87:27: warning: unused variable 'pwm1_groups' [-Wunused-const-variable]
static const char * const pwm1_groups[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:90:18: warning: unused variable 'pwm1_values' [-Wunused-const-variable]
static const u16 pwm1_values[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:94:27: warning: unused variable 'pwm2_groups' [-Wunused-const-variable]
static const char * const pwm2_groups[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:97:18: warning: unused variable 'pwm2_values' [-Wunused-const-variable]
static const u16 pwm2_values[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:101:27: warning: unused variable 'pwm3_groups' [-Wunused-const-variable]
static const char * const pwm3_groups[] = {
^
>> drivers/pinctrl/mstar/pinctrl-msc313.c:104:18: warning: unused variable 'pwm3_values' [-Wunused-const-variable]
static const u16 pwm3_values[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:108:27: warning: unused variable 'pwm4_groups' [-Wunused-const-variable]
static const char * const pwm4_groups[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:111:18: warning: unused variable 'pwm4_values' [-Wunused-const-variable]
static const u16 pwm4_values[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:115:27: warning: unused variable 'pwm5_groups' [-Wunused-const-variable]
static const char * const pwm5_groups[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:118:18: warning: unused variable 'pwm5_values' [-Wunused-const-variable]
static const u16 pwm5_values[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:122:27: warning: unused variable 'pwm6_groups' [-Wunused-const-variable]
static const char * const pwm6_groups[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:125:18: warning: unused variable 'pwm6_values' [-Wunused-const-variable]
static const u16 pwm6_values[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:129:27: warning: unused variable 'pwm7_groups' [-Wunused-const-variable]
static const char * const pwm7_groups[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:132:18: warning: unused variable 'pwm7_values' [-Wunused-const-variable]
static const u16 pwm7_values[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:136:27: warning: unused variable 'eth_groups' [-Wunused-const-variable]
static const char * const eth_groups[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:139:18: warning: unused variable 'eth_values' [-Wunused-const-variable]
static const u16 eth_values[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:143:27: warning: unused variable 'jtag_groups' [-Wunused-const-variable]
static const char * const jtag_groups[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:147:27: warning: unused variable 'spi0_groups' [-Wunused-const-variable]
static const char * const spi0_groups[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:151:18: warning: unused variable 'spi0_values' [-Wunused-const-variable]
static const u16 spi0_values[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:155:27: warning: unused variable 'spi1_groups' [-Wunused-const-variable]
static const char * const spi1_groups[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:158:18: warning: unused variable 'spi1_values' [-Wunused-const-variable]
static const u16 spi1_values[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:161:27: warning: unused variable 'sdio_groups' [-Wunused-const-variable]
static const char * const sdio_groups[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:164:18: warning: unused variable 'sdio_values' [-Wunused-const-variable]
static const u16 sdio_values[] = {
^
drivers/pinctrl/mstar/pinctrl-msc313.c:201:27: warning: unused variable 'sd_drivestrengths' [-Wunused-const-variable]
static const unsigned int sd_drivestrengths[] = {4, 8};
^
drivers/pinctrl/mstar/pinctrl-msc313.c:215:27: warning: unused variable 'spi0_drivestrengths' [-Wunused-const-variable]
static const unsigned int spi0_drivestrengths[] = {4, 8, 12, 16};
^
drivers/pinctrl/mstar/pinctrl-msc313.c:225:27: warning: unused variable 'i2c_drivestrengths' [-Wunused-const-variable]
static const unsigned int i2c_drivestrengths[] = {4, 8};
^
drivers/pinctrl/mstar/pinctrl-msc313.c:233:27: warning: unused variable 'sr_drivestrengths' [-Wunused-const-variable]
static const unsigned int sr_drivestrengths[] = {4, 8};
^
48 warnings generated.
vim +1339 drivers/pinctrl/mstar/pinctrl-msc313.c
1318
1319 static int mstar_set_config(struct msc313_pinctrl *pinctrl, int pin, unsigned long config)
1320 {
1321 enum pin_config_param param = pinconf_to_config_param(config);
1322 u32 arg = pinconf_to_config_argument(config);
1323 int i;
1324 unsigned int mask;
1325 const struct msc313_pinctrl_pinconf *confpin;
1326
1327 dev_dbg(pinctrl->dev, "setting %d:%u on pin %d\n", (int)config, (unsigned int)arg, pin);
1328 for (i = 0; i < pinctrl->info->npinconfs; i++) {
1329 if (pinctrl->info->pinconfs[i].pin == pin) {
1330 confpin = &pinctrl->info->pinconfs[i];
1331 switch (param) {
1332 case PIN_CONFIG_BIAS_PULL_UP:
1333 if (confpin->pull_en_reg != -1) {
1334 dev_dbg(pinctrl->dev, "setting pull up %d on pin %d\n", (int) arg, pin);
1335 mask = 1 << confpin->pull_en_bit;
1336 regmap_update_bits(pinctrl->regmap, confpin->pull_en_reg, mask, arg ? mask : 0);
1337 } else
1338 dev_info(pinctrl->dev, "pullup reg/bit isn't known for pin %d\n", pin);
> 1339 default:
1340 break;
1341 }
1342 return 0;
1343 }
1344 }
1345 return 0;
1346 }
1347
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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