Re: [PATCH v4 3/3] drm/msm/dpu: add display port support in DPU

[kbuild test robot <lkp-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>]

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Hi Jeykumar,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on robclark/msm-next]
[also build test ERROR on v4.20-rc7 next-20181218]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Jeykumar-Sankaran/drm-msm-dpu-fix-documentation-for-intf_type/20181218-070519
base:   git://people.freedesktop.org/~robclark/linux msm-next
config: arm64-allyesconfig (attached as .config)
compiler: aarch64-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        GCC_VERSION=7.2.0 make.cross ARCH=arm64 

All errors (new ones prefixed by >>):

   drivers/gpu//drm/msm/disp/dpu1/dpu_kms.c: In function '_dpu_kms_initialize_displayport':
>> drivers/gpu//drm/msm/disp/dpu1/dpu_kms.c:449:13: error: 'struct msm_drm_private' has no member named 'dp'; did you mean 'edp'?
     if (!priv->dp)
                ^~
                edp
>> drivers/gpu//drm/msm/disp/dpu1/dpu_kms.c:458:7: error: implicit declaration of function 'msm_dp_modeset_init'; did you mean 'msm_edp_modeset_init'? [-Werror=implicit-function-declaration]
     rc = msm_dp_modeset_init(priv->dp, dev, encoder);
          ^~~~~~~~~~~~~~~~~~~
          msm_edp_modeset_init
   drivers/gpu//drm/msm/disp/dpu1/dpu_kms.c:458:33: error: 'struct msm_drm_private' has no member named 'dp'; did you mean 'edp'?
     rc = msm_dp_modeset_init(priv->dp, dev, encoder);
                                    ^~
                                    edp
   cc1: some warnings being treated as errors

vim +449 drivers/gpu//drm/msm/disp/dpu1/dpu_kms.c

   441	
   442	static int _dpu_kms_initialize_displayport(struct drm_device *dev,
   443						    struct msm_drm_private *priv,
   444						    struct dpu_kms *dpu_kms)
   445	{
   446		struct drm_encoder *encoder = NULL;
   447		int rc;
   448	
 > 449		if (!priv->dp)
   450			return 0;
   451	
   452		encoder = dpu_encoder_init(dev, DRM_MODE_ENCODER_TMDS);
   453		if (IS_ERR(encoder)) {
   454			DPU_ERROR("encoder init failed for dsi display\n");
   455			return PTR_ERR(encoder);
   456		}
   457	
 > 458		rc = msm_dp_modeset_init(priv->dp, dev, encoder);
   459		if (rc) {
   460			DPU_ERROR("modeset_init failed for DP, rc = %d\n", rc);
   461			drm_encoder_cleanup(encoder);
   462		}
   463	
   464		return rc;
   465	}
   466	

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

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