Subject: Re: [PATCH] net: hisilicon: add OF dependency

From: Joe Perches <[email-masked]>
Date: Fri, 16 Oct 2015 11:22:47 -0700

On Sat, 2015-10-17 at 02:16 +0800, kbuild test robot wrote:
> All errors (new ones prefixed by >>):
>    drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c: In function 'hns_dsaf_get_cfg':
> >> drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c:151:3: error: implicit declaration of function 'iounmap' [-Werror=implicit-function-declaration]
>       iounmap(dsaf_dev->io_base);
>       ^
>    cc1: some warnings being treated as errors
> 
> vim +/iounmap +151 drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c
[]
> 511e6bc0 huangdaode 2015-09-17  142  	if (!dma_set_mask_and_coherent(dsaf_dev->dev, DMA_BIT_MASK(64ULL)))

btw: this should be DMA_BIT_MASK(64) without the ULL