[Intel-gfx] [PATCH v4 4/4] drm/i915/bxt: add bxt dsi gpio element support

[kbuild test robot]

Hi Jani,

[auto build test ERROR on drm-intel/for-linux-next]
[cannot apply to v4.6-rc2 next-20160407]
[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/Jani-Nikula/drm-i915-dsi-improved-gpio-element-support-for-vlv-chv-bxt/20160407-223107
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
config: x86_64-randconfig-a0-04072115 (attached as .config)
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   drivers/gpu/drm/i915/intel_dsi_panel_vbt.c: In function 'bxt_exec_gpio':
>> drivers/gpu/drm/i915/intel_dsi_panel_vbt.c:307:15: error: implicit declaration of function 'devm_gpiod_get_index' [-Werror=implicit-function-declaration]
      gpio_desc = devm_gpiod_get_index(dev_priv->dev->dev,
                  ^
>> drivers/gpu/drm/i915/intel_dsi_panel_vbt.c:309:16: error: 'GPIOD_OUT_LOW' undeclared (first use in this function)
           value ? GPIOD_OUT_LOW :
                   ^
   drivers/gpu/drm/i915/intel_dsi_panel_vbt.c:309:16: note: each undeclared identifier is reported only once for each function it appears in
>> drivers/gpu/drm/i915/intel_dsi_panel_vbt.c:310:8: error: 'GPIOD_OUT_HIGH' undeclared (first use in this function)
           GPIOD_OUT_HIGH);
           ^
>> drivers/gpu/drm/i915/intel_dsi_panel_vbt.c:321:2: error: implicit declaration of function 'gpiod_set_value' [-Werror=implicit-function-declaration]
     gpiod_set_value(gpio_desc, value);
     ^
   cc1: some warnings being treated as errors

vim +/devm_gpiod_get_index +307 drivers/gpu/drm/i915/intel_dsi_panel_vbt.c

   301	{
   302		/* XXX: this table is a quick ugly hack. */
   303		static struct gpio_desc *bxt_gpio_table[U8_MAX + 1];
   304		struct gpio_desc *gpio_desc = bxt_gpio_table[gpio_index];
   305	
   306		if (!gpio_desc) {
 > 307			gpio_desc = devm_gpiod_get_index(dev_priv->dev->dev,
   308							 NULL, gpio_index,
 > 309							 value ? GPIOD_OUT_LOW :
 > 310							 GPIOD_OUT_HIGH);
   311	
   312			if (IS_ERR_OR_NULL(gpio_desc)) {
   313				DRM_ERROR("GPIO index %u request failed (%ld)\n",
   314					  gpio_index, PTR_ERR(gpio_desc));
   315				return;
   316			}
   317	
   318			bxt_gpio_table[gpio_index] = gpio_desc;
   319		}
   320	
 > 321		gpiod_set_value(gpio_desc, value);
   322	}
   323	
   324	static const u8 *mipi_exec_gpio(struct intel_dsi *intel_dsi, const u8 *data)

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
-------------- next part --------------
A non-text attachment was scrubbed...
Name: .config.gz
Type: application/octet-stream
Size: 22302 bytes
Desc: not available
URL: <https://lists.freedesktop.org/archives/intel-gfx/attachments/20160407/4250bb26/attachment-0001.obj>