Hi Hans, [auto build test WARNING on pm/linux-next] [also build test WARNING on v4.12-rc7 next-20170628] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Hans-de-Goede/ACPI-LPSS-Call-lpss_iosf_exit_d3_state-on-device-activate/20170628-072414 base: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next config: x86_64-randconfig-b0-06282134 (attached as .config) compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): >> drivers/acpi/acpi_lpss.c:96: warning: 'lpss_iosf_exit_d3_state' declared 'static' but never defined vim +96 drivers/acpi/acpi_lpss.c 80 void (*setup)(struct lpss_private_data *pdata); 81 }; 82 83 static const struct lpss_device_desc lpss_dma_desc = { 84 .flags = LPSS_CLK, 85 }; 86 87 struct lpss_private_data { 88 void __iomem *mmio_base; 89 resource_size_t mmio_size; 90 unsigned int fixed_clk_rate; 91 struct clk *clk; 92 const struct lpss_device_desc *dev_desc; 93 u32 prv_reg_ctx[LPSS_PRV_REG_COUNT]; 94 }; 95 > 96 static void lpss_iosf_exit_d3_state(void); 97 98 /* LPSS run time quirks */ 99 static unsigned int lpss_quirks; 100 101 /* 102 * LPSS_QUIRK_ALWAYS_POWER_ON: override power state for LPSS DMA device. 103 * 104 * The LPSS DMA controller has neither _PS0 nor _PS3 method. Moreover --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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