The function dac_read_reg() is defined in the arkfb.c file, but not called elsewhere, so delete this unused function. drivers/video/fbdev/arkfb.c:322:18: warning: unused function 'dac_read_reg'. Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=2155 Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx> Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx> --- drivers/video/fbdev/arkfb.c | 8 -------- 1 file changed, 8 deletions(-) diff --git a/drivers/video/fbdev/arkfb.c b/drivers/video/fbdev/arkfb.c index a317d9fe1d67..5f8fec9e5fd4 100644 --- a/drivers/video/fbdev/arkfb.c +++ b/drivers/video/fbdev/arkfb.c @@ -318,14 +318,6 @@ struct dac_info void *data; }; - -static inline u8 dac_read_reg(struct dac_info *info, u8 reg) -{ - u8 code[2] = {reg, 0}; - info->dac_read_regs(info->data, code, 1); - return code[1]; -} - static inline void dac_read_regs(struct dac_info *info, u8 *code, int count) { info->dac_read_regs(info->data, code, count); -- 2.20.1.7.g153144c
