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

kbuild test robot
2015-10-16T18:40:35Z

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Hi Arnd,

[auto build test WARNING on net-next/master -- if it's inappropriate base, please suggest rules for selecting the more suitable base]

url: https://github.com/0day-ci/linux/commits/Arnd-Bergmann/net-hisilicon-add-OF-dependency/20151016-173818
config: ia64-allmodconfig (attached as .config)
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
# save the attached .config to linux build tree
make.cross ARCH=ia64

All warnings (new ones prefixed by >>):

In file included from arch/ia64/include/asm/smp.h:20:0,
from include/linux/smp.h:59,
from include/linux/topology.h:33,
from include/linux/gfp.h:8,
from include/linux/kmod.h:22,
from include/linux/module.h:13,
from drivers/net/ethernet/hisilicon/hix5hd2_gmac.c:10:
drivers/net/ethernet/hisilicon/hix5hd2_gmac.c: In function 'hix5hd2_port_disable':
arch/ia64/include/asm/io.h:398:38: warning: large integer implicitly truncated to unsigned type [-Woverflow]
#define writel_relaxed(v,a) __writel((v), (a))
^
>> drivers/net/ethernet/hisilicon/hix5hd2_gmac.c:374:2: note: in expansion of macro 'writel_relaxed'
writel_relaxed(~(BITS_RX_EN | BITS_TX_EN), priv->base + PORT_EN);
^

vim +/writel_relaxed +374 drivers/net/ethernet/hisilicon/hix5hd2_gmac.c

57c5bc9a Zhangfei Gao 2014-06-03 358 writel_relaxed(DEF_INT_MASK, priv->base + ENA_PMU_INT);
57c5bc9a Zhangfei Gao 2014-06-03 359 }
57c5bc9a Zhangfei Gao 2014-06-03 360
57c5bc9a Zhangfei Gao 2014-06-03 361 static void hix5hd2_irq_disable(struct hix5hd2_priv *priv)
57c5bc9a Zhangfei Gao 2014-06-03 362 {
57c5bc9a Zhangfei Gao 2014-06-03 363 writel_relaxed(0, priv->base + ENA_PMU_INT);
57c5bc9a Zhangfei Gao 2014-06-03 364 }
57c5bc9a Zhangfei Gao 2014-06-03 365
57c5bc9a Zhangfei Gao 2014-06-03 366 static void hix5hd2_port_enable(struct hix5hd2_priv *priv)
57c5bc9a Zhangfei Gao 2014-06-03 367 {
57c5bc9a Zhangfei Gao 2014-06-03 368 writel_relaxed(0xf, priv->base + DESC_WR_RD_ENA);
57c5bc9a Zhangfei Gao 2014-06-03 369 writel_relaxed(BITS_RX_EN | BITS_TX_EN, priv->base + PORT_EN);
57c5bc9a Zhangfei Gao 2014-06-03 370 }
57c5bc9a Zhangfei Gao 2014-06-03 371
57c5bc9a Zhangfei Gao 2014-06-03 372 static void hix5hd2_port_disable(struct hix5hd2_priv *priv)
57c5bc9a Zhangfei Gao 2014-06-03 373 {
57c5bc9a Zhangfei Gao 2014-06-03 @374 writel_relaxed(~(BITS_RX_EN | BITS_TX_EN), priv->base + PORT_EN);
57c5bc9a Zhangfei Gao 2014-06-03 375 writel_relaxed(0, priv->base + DESC_WR_RD_ENA);
57c5bc9a Zhangfei Gao 2014-06-03 376 }
57c5bc9a Zhangfei Gao 2014-06-03 377
57c5bc9a Zhangfei Gao 2014-06-03 378 static void hix5hd2_hw_set_mac_addr(struct net_device *dev)
57c5bc9a Zhangfei Gao 2014-06-03 379 {
57c5bc9a Zhangfei Gao 2014-06-03 380 struct hix5hd2_priv *priv = netdev_priv(dev);
57c5bc9a Zhangfei Gao 2014-06-03 381 unsigned char *mac = dev->dev_addr;
57c5bc9a Zhangfei Gao 2014-06-03 382 u32 val;

:::::: The code at line 374 was first introduced by commit
:::::: 57c5bc9ad7d799e9507ba6e993398d2c55f03fab net: hisilicon: add hix5hd2 mac driver

:::::: TO: Zhangfei Gao <zhangfei.gao@linaro.org>
:::::: CC: David S. Miller <davem@davemloft.net>

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