Re: [PATCH 1/3] usb: misc: generic_onboard_hub: add generic onboard USB HUB driver

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Hi Peter,

[auto build test ERROR on usb/usb-testing]
[also build test ERROR on v4.4-rc4 next-20151207]

url:    https://github.com/0day-ci/linux/commits/Peter-Chen/USB-add-generic-onboard-USB-HUB-driver/20151208-094428
base:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing
config: tile-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=tile 

All error/warnings (new ones prefixed by >>):

   drivers/usb/misc/generic_onboard_hub.c: In function 'usb_hub_generic_probe':
>> drivers/usb/misc/generic_onboard_hub.c:76:3: error: implicit declaration of function 'devm_gpiod_get_optional'
>> drivers/usb/misc/generic_onboard_hub.c:77:16: error: 'GPIOD_OUT_HIGH' undeclared (first use in this function)
   drivers/usb/misc/generic_onboard_hub.c:77:16: note: each undeclared identifier is reported only once for each function it appears in
>> drivers/usb/misc/generic_onboard_hub.c:77:33: error: 'GPIOD_OUT_LOW' undeclared (first use in this function)
>> drivers/usb/misc/generic_onboard_hub.c:95:5: error: implicit declaration of function 'gpio_to_desc'
>> drivers/usb/misc/generic_onboard_hub.c:95:17: warning: assignment makes pointer from integer without a cast [enabled by default]
>> drivers/usb/misc/generic_onboard_hub.c:114:3: error: implicit declaration of function 'gpiod_set_value'
   cc1: some warnings being treated as errors

vim +/devm_gpiod_get_optional +76 drivers/usb/misc/generic_onboard_hub.c

    70			if (of_find_property(node, "hub-reset-active-high", NULL))
    71				reset_pol = 1;
    72	
    73			of_property_read_u32(node, "hub-reset-duration-us",
    74				&duration_us);
    75	
  > 76			gpiod_reset = devm_gpiod_get_optional(dev, "hub-reset",
  > 77				reset_pol ? GPIOD_OUT_HIGH : GPIOD_OUT_LOW);
    78			ret = PTR_ERR_OR_ZERO(gpiod_reset);
    79			if (ret) {
    80				dev_err(dev, "Failed to get reset gpio, err = %d\n",
    81					ret);
    82				return ret;
    83			}
    84		} else if (pdata) {
    85			hub_data->clk = pdata->ext_clk;
    86			duration_us = pdata->gpio_reset_duration_us;
    87			reset_pol = pdata->gpio_reset_polarity;
    88	
    89			if (gpio_is_valid(pdata->gpio_reset)) {
    90				ret = devm_gpio_request_one(
    91					dev, pdata->gpio_reset, reset_pol
    92					? GPIOF_OUT_INIT_HIGH : GPIOF_OUT_INIT_LOW,
    93					dev_name(dev));
    94				if (!ret)
  > 95					gpiod_reset = gpio_to_desc(pdata->gpio_reset);
    96			}
    97		}
    98	
    99		if (!IS_ERR(hub_data->clk)) {
   100			ret = clk_prepare_enable(hub_data->clk);
   101			if (ret) {
   102				dev_err(dev,
   103					"Can't enable external clock: %d\n",
   104					ret);
   105				return ret;
   106			}
   107		}
   108	
   109		if (gpiod_reset) {
   110			/* Sanity check */
   111			if (duration_us > 1000000)
   112				duration_us = 50;
   113			usleep_range(duration_us, duration_us + 100);
 > 114			gpiod_set_value(gpiod_reset, reset_pol ? 0 : 1);
   115		}
   116	
   117		dev_set_drvdata(dev, hub_data);

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Attachment: .config.gz
Description: Binary data


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