[Intel-gfx] [APL PO PATCH] drm/i915/bxt: Additional MIPI clock divider form B0 stepping onwards

[kbuild test robot]

Hi Deepak,

[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on v4.5-rc2 next-20160202]
[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/Deepak-M/drm-i915-bxt-Additional-MIPI-clock-divider-form-B0-stepping-onwards/20160203-131111
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
config: x86_64-randconfig-x019-201605 (attached as .config)
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All warnings (new ones prefixed by >>):

   drivers/gpu/drm/i915/intel_dsi_pll.c: In function 'bxt_enable_dsi_pll':
>> drivers/gpu/drm/i915/intel_dsi_pll.c:472:21: warning: unused variable 'dev' [-Wunused-variable]
     struct drm_device *dev = encoder->base.dev;
                        ^

vim +/dev +472 drivers/gpu/drm/i915/intel_dsi_pll.c

   456		/* As per recommendation from hardware team,
   457		 * Prog PVD ratio =1 if dsi ratio <= 50
   458		 */
   459		if (dsi_ratio <= 50) {
   460			val &= ~BXT_DSI_PLL_PVD_RATIO_MASK;
   461			val |= BXT_DSI_PLL_PVD_RATIO_1;
   462		}
   463	
   464		I915_WRITE(BXT_DSI_PLL_CTL, val);
   465		POSTING_READ(BXT_DSI_PLL_CTL);
   466	
   467		return true;
   468	}
   469	
   470	static void bxt_enable_dsi_pll(struct intel_encoder *encoder)
   471	{
 > 472		struct drm_device *dev = encoder->base.dev;
   473		struct drm_i915_private *dev_priv = encoder->base.dev->dev_private;
   474		struct intel_dsi *intel_dsi = enc_to_intel_dsi(&encoder->base);
   475		enum port port;
   476		u32 val;
   477	
   478		DRM_DEBUG_KMS("\n");
   479	
   480		val = I915_READ(BXT_DSI_PLL_ENABLE);

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