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Message-ID: <201604142235.VwuWAH5B%fengguang.wu@intel.com>
Date: Thu, 14 Apr 2016 22:29:13 +0800
From: kbuild test robot <lkp@...el.com>
To: Jisheng Zhang <jszhang@...vell.com>
Cc: kbuild-all@...org, wsa@...-dreams.de, robh+dt@...nel.org,
pawel.moll@....com, mark.rutland@....com,
ijc+devicetree@...lion.org.uk, galak@...eaurora.org,
jarkko.nikula@...ux.intel.com, andriy.shevchenko@...ux.intel.com,
mika.westerberg@...ux.intel.com, linux-i2c@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
Jisheng Zhang <jszhang@...vell.com>
Subject: Re: [PATCH] i2c: designware-platdrv: implement bus recovery
Hi Jisheng,
[auto build test ERROR on wsa/i2c/for-next]
[also build test ERROR on v4.6-rc3 next-20160414]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]
url: https://github.com/0day-ci/linux/commits/Jisheng-Zhang/i2c-designware-platdrv-implement-bus-recovery/20160414-221615
base: https://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux i2c/for-next
config: xtensa-allyesconfig (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=xtensa
All error/warnings (new ones prefixed by >>):
drivers/i2c/busses/i2c-designware-platdrv.c: In function 'i2c_dw_plat_prepare_recovery':
>> drivers/i2c/busses/i2c-designware-platdrv.c:156:2: error: implicit declaration of function 'pinctrl_select_state' [-Werror=implicit-function-declaration]
pinctrl_select_state(dev->pinctrl, dev->pinctrl_pins_gpio);
^
drivers/i2c/busses/i2c-designware-platdrv.c: In function 'i2c_dw_plat_init_recovery_info':
>> drivers/i2c/busses/i2c-designware-platdrv.c:171:2: error: implicit declaration of function 'pinctrl_lookup_state' [-Werror=implicit-function-declaration]
dev->pinctrl_pins_default = pinctrl_lookup_state(dev->pinctrl,
^
>> drivers/i2c/busses/i2c-designware-platdrv.c:172:4: error: 'PINCTRL_STATE_DEFAULT' undeclared (first use in this function)
PINCTRL_STATE_DEFAULT);
^
drivers/i2c/busses/i2c-designware-platdrv.c:172:4: note: each undeclared identifier is reported only once for each function it appears in
>> drivers/i2c/busses/i2c-designware-platdrv.c:173:25: warning: assignment makes pointer from integer without a cast
dev->pinctrl_pins_gpio = pinctrl_lookup_state(dev->pinctrl,
^
drivers/i2c/busses/i2c-designware-platdrv.c: In function 'dw_i2c_plat_probe':
>> drivers/i2c/busses/i2c-designware-platdrv.c:212:2: error: implicit declaration of function 'devm_pinctrl_get' [-Werror=implicit-function-declaration]
dev->pinctrl = devm_pinctrl_get(&pdev->dev);
^
drivers/i2c/busses/i2c-designware-platdrv.c:212:15: warning: assignment makes pointer from integer without a cast
dev->pinctrl = devm_pinctrl_get(&pdev->dev);
^
cc1: some warnings being treated as errors
vim +/pinctrl_select_state +156 drivers/i2c/busses/i2c-designware-platdrv.c
150 }
151
152 static void i2c_dw_plat_prepare_recovery(struct i2c_adapter *adap)
153 {
154 struct dw_i2c_dev *dev = i2c_get_adapdata(adap);
155
> 156 pinctrl_select_state(dev->pinctrl, dev->pinctrl_pins_gpio);
157 }
158
159 static void i2c_dw_plat_unprepare_recovery(struct i2c_adapter *adap)
160 {
161 struct dw_i2c_dev *dev = i2c_get_adapdata(adap);
162
163 pinctrl_select_state(dev->pinctrl, dev->pinctrl_pins_default);
164 }
165
166 static void i2c_dw_plat_init_recovery_info(struct dw_i2c_dev *dev,
167 struct platform_device *pdev)
168 {
169 struct i2c_bus_recovery_info *rinfo = &dev->rinfo;
170
> 171 dev->pinctrl_pins_default = pinctrl_lookup_state(dev->pinctrl,
> 172 PINCTRL_STATE_DEFAULT);
> 173 dev->pinctrl_pins_gpio = pinctrl_lookup_state(dev->pinctrl,
174 "gpio");
175 rinfo->sda_gpio = of_get_named_gpio(pdev->dev.of_node, "sda-gpios", 0);
176 rinfo->scl_gpio = of_get_named_gpio(pdev->dev.of_node, "scl-gpios", 0);
177
178 if (!gpio_is_valid(rinfo->sda_gpio) ||
179 !gpio_is_valid(rinfo->scl_gpio) ||
180 IS_ERR(dev->pinctrl_pins_default) ||
181 IS_ERR(dev->pinctrl_pins_gpio)) {
182 dev_dbg(&pdev->dev, "recovery information incomplete\n");
183 return;
184 }
185
186 dev_dbg(&pdev->dev, "using scl-gpio %d and sda-gpio %d for recovery\n",
187 rinfo->sda_gpio, rinfo->scl_gpio);
188
189 rinfo->prepare_recovery = i2c_dw_plat_prepare_recovery;
190 rinfo->unprepare_recovery = i2c_dw_plat_unprepare_recovery;
191 rinfo->recover_bus = i2c_generic_gpio_recovery;
192 dev->adapter.bus_recovery_info = rinfo;
193 }
194
195 static int dw_i2c_plat_probe(struct platform_device *pdev)
196 {
197 struct dw_i2c_platform_data *pdata = dev_get_platdata(&pdev->dev);
198 struct dw_i2c_dev *dev;
199 struct i2c_adapter *adap;
200 struct resource *mem;
201 int irq, r;
202 u32 clk_freq, ht = 0;
203
204 irq = platform_get_irq(pdev, 0);
205 if (irq < 0)
206 return irq;
207
208 dev = devm_kzalloc(&pdev->dev, sizeof(struct dw_i2c_dev), GFP_KERNEL);
209 if (!dev)
210 return -ENOMEM;
211
> 212 dev->pinctrl = devm_pinctrl_get(&pdev->dev);
213 if (IS_ERR(dev->pinctrl))
214 return PTR_ERR(dev->pinctrl);
215
---
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