tree:   git://linuxtv.org/media_tree.git devel-3.17-rc6-1
head:   f4bbac39a84f72120579feeade95c0a7a9f0191b
commit: f4bbac39a84f72120579feeade95c0a7a9f0191b [499/499] [media] rc: 
Introduce hix5hd2 IR transmitter driver
config: ia64-allmodconfig
reproduce:
  wget 
https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross
 -O ~/bin/make.cross
  chmod +x ~/bin/make.cross
  git checkout f4bbac39a84f72120579feeade95c0a7a9f0191b
  make.cross ARCH=ia64  allmodconfig
  make.cross ARCH=ia64 

All error/warnings:

   drivers/media/rc/ir-hix5hd2.c: In function 'hix5hd2_ir_config':
>> drivers/media/rc/ir-hix5hd2.c:94:2: error: implicit declaration of function 
>> 'writel_relaxed' [-Werror=implicit-function-declaration]
     writel_relaxed(0x01, priv->base + IR_ENABLE);
     ^
   drivers/media/rc/ir-hix5hd2.c: At top level:
   drivers/media/rc/ir-hix5hd2.c:293:12: warning: 'hix5hd2_ir_suspend' defined 
but not used [-Wunused-function]
    static int hix5hd2_ir_suspend(struct device *dev)
               ^
   drivers/media/rc/ir-hix5hd2.c:303:12: warning: 'hix5hd2_ir_resume' defined 
but not used [-Wunused-function]
    static int hix5hd2_ir_resume(struct device *dev)
               ^
   cc1: some warnings being treated as errors

vim +/writel_relaxed +94 drivers/media/rc/ir-hix5hd2.c

    88  
    89  static int hix5hd2_ir_config(struct hix5hd2_ir_priv *priv)
    90  {
    91          int timeout = 10000;
    92          u32 val, rate;
    93  
  > 94          writel_relaxed(0x01, priv->base + IR_ENABLE);
    95          while (readl_relaxed(priv->base + IR_BUSY)) {
    96                  if (timeout--) {
    97                          udelay(1);

---
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