Hi Andy, [auto build test WARNING on tip/auto-latest] [also build test WARNING on next-20160906] [cannot apply to tip/x86/core v4.8-rc5] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] [Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for convenience) to record what (public, well-known) commit your patch series was built on] [Check https://git-scm.com/docs/git-format-patch for more information]
url: https://github.com/0day-ci/linux/commits/Andy-Shevchenko/x86-platform-intel-mid-Implement-power-off-sequence/20160907-114644 config: x86_64-randconfig-x006-201636 (attached as .config) compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): arch/x86/platform/intel-mid/pwr.c: In function 'intel_mid_pwr_power_off': >> arch/x86/platform/intel-mid/pwr.c:53:29: warning: large integer implicitly >> truncated to unsigned type [-Woverflow] #define PM_CMD_SYS_STATE_S5 (5 << 16) ^ >> arch/x86/platform/intel-mid/pwr.c:278:11: note: in expansion of macro >> 'PM_CMD_SYS_STATE_S5' u8 cmd = PM_CMD_SYS_STATE_S5 | ^~~~~~~~~~~~~~~~~~~ vim +53 arch/x86/platform/intel-mid/pwr.c 37 #define PM_WKS(x) (0x18 + (x) * 4) 38 #define PM_SSC(x) (0x20 + (x) * 4) 39 #define PM_SSS(x) (0x30 + (x) * 4) 40 41 /* Bits in PM_STS */ 42 #define PM_STS_BUSY (1 << 8) 43 44 /* Bits in PM_CMD */ 45 #define PM_CMD_CMD(x) ((x) << 0) 46 #define PM_CMD_IOC (1 << 8) 47 #define PM_CMD_CM_NOP (0 << 9) 48 #define PM_CMD_CM_IMMEDIATE (1 << 9) 49 #define PM_CMD_CM_DELAY (2 << 9) 50 #define PM_CMD_CM_TRIGGER (3 << 9) 51 52 /* System states */ > 53 #define PM_CMD_SYS_STATE_S5 (5 << 16) 54 55 /* Trigger variants */ 56 #define PM_CMD_CFG_TRIGGER_NC (3 << 19) 57 58 /* Message to wait for TRIGGER_NC case */ 59 #define TRIGGER_NC_MSG_2 (2 << 22) 60 61 /* List of commands */ --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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