Re: [PATCH 12/22] drm/rockchip: Use simple encoder

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Hi Thomas,

I love your patch! Yet something to improve:

[auto build test ERROR on next-20200305]
[cannot apply to rockchip/for-next shawnguo/for-next sunxi/sunxi/for-next tegra/for-next linus/master v5.6-rc4 v5.6-rc3 v5.6-rc2 v5.6-rc4]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Thomas-Zimmermann/drm-Convert-drivers-to-drm_simple_encoder_init/20200306-045931
base:    47466dcf84ee66a973ea7d2fca7e582fe9328932
config: sparc-allyesconfig (attached as .config)
compiler: sparc64-linux-gcc (GCC) 7.5.0
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=7.5.0 make.cross ARCH=sparc 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

   drivers/gpu/drm/rockchip/analogix_dp-rockchip.c: In function 'rockchip_dp_drm_create_encoder':
>> drivers/gpu/drm/rockchip/analogix_dp-rockchip.c:309:8: error: implicit declaration of function 'drm_simple_encoder_init'; did you mean 'drm_encoder_init'? [-Werror=implicit-function-declaration]
     ret = drm_simple_encoder_init(drm_dev, encoder,
           ^~~~~~~~~~~~~~~~~~~~~~~
           drm_encoder_init
   cc1: some warnings being treated as errors
--
   drivers/gpu/drm/rockchip/cdn-dp-core.c: In function 'cdn_dp_bind':
>> drivers/gpu/drm/rockchip/cdn-dp-core.c:1030:8: error: implicit declaration of function 'drm_simple_encoder_init'; did you mean 'drm_encoder_init'? [-Werror=implicit-function-declaration]
     ret = drm_simple_encoder_init(drm_dev, encoder,
           ^~~~~~~~~~~~~~~~~~~~~~~
           drm_encoder_init
   cc1: some warnings being treated as errors
--
   drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c: In function 'dw_hdmi_rockchip_bind':
>> drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c:546:2: error: implicit declaration of function 'drm_simple_encoder_init'; did you mean 'drm_encoder_init'? [-Werror=implicit-function-declaration]
     drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_TMDS);
     ^~~~~~~~~~~~~~~~~~~~~~~
     drm_encoder_init
   cc1: some warnings being treated as errors
--
   drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c: In function 'rockchip_dsi_drm_create_encoder':
>> drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c:802:8: error: implicit declaration of function 'drm_simple_encoder_init'; did you mean 'drm_encoder_init'? [-Werror=implicit-function-declaration]
     ret = drm_simple_encoder_init(drm_dev, encoder, DRM_MODE_ENCODER_DSI);
           ^~~~~~~~~~~~~~~~~~~~~~~
           drm_encoder_init
   cc1: some warnings being treated as errors
--
   drivers/gpu/drm/rockchip/inno_hdmi.c: In function 'inno_hdmi_register':
>> drivers/gpu/drm/rockchip/inno_hdmi.c:617:2: error: implicit declaration of function 'drm_simple_encoder_init'; did you mean 'drm_encoder_init'? [-Werror=implicit-function-declaration]
     drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_TMDS);
     ^~~~~~~~~~~~~~~~~~~~~~~
     drm_encoder_init
   cc1: some warnings being treated as errors
--
   drivers/gpu/drm/rockchip/rockchip_lvds.c: In function 'rockchip_lvds_bind':
>> drivers/gpu/drm/rockchip/rockchip_lvds.c:607:8: error: implicit declaration of function 'drm_simple_encoder_init'; did you mean 'drm_encoder_init'? [-Werror=implicit-function-declaration]
     ret = drm_simple_encoder_init(drm_dev, encoder, DRM_MODE_ENCODER_LVDS);
           ^~~~~~~~~~~~~~~~~~~~~~~
           drm_encoder_init
   cc1: some warnings being treated as errors
--
   drivers/gpu/drm/rockchip/rockchip_rgb.c: In function 'rockchip_rgb_init':
>> drivers/gpu/drm/rockchip/rockchip_rgb.c:125:8: error: implicit declaration of function 'drm_simple_encoder_init'; did you mean 'drm_encoder_init'? [-Werror=implicit-function-declaration]
     ret = drm_simple_encoder_init(drm_dev, encoder, DRM_MODE_ENCODER_NONE);
           ^~~~~~~~~~~~~~~~~~~~~~~
           drm_encoder_init
   cc1: some warnings being treated as errors
--
   drivers/gpu/drm/rockchip/rk3066_hdmi.c: In function 'rk3066_hdmi_register':
>> drivers/gpu/drm/rockchip/rk3066_hdmi.c:557:2: error: implicit declaration of function 'drm_simple_encoder_init'; did you mean 'drm_encoder_init'? [-Werror=implicit-function-declaration]
     drm_simple_encoder_init(drm, encoder, DRM_MODE_ENCODER_TMDS);
     ^~~~~~~~~~~~~~~~~~~~~~~
     drm_encoder_init
   cc1: some warnings being treated as errors

vim +309 drivers/gpu/drm/rockchip/analogix_dp-rockchip.c

   297	
   298	static int rockchip_dp_drm_create_encoder(struct rockchip_dp_device *dp)
   299	{
   300		struct drm_encoder *encoder = &dp->encoder;
   301		struct drm_device *drm_dev = dp->drm_dev;
   302		struct device *dev = dp->dev;
   303		int ret;
   304	
   305		encoder->possible_crtcs = drm_of_find_possible_crtcs(drm_dev,
   306								     dev->of_node);
   307		DRM_DEBUG_KMS("possible_crtcs = 0x%x\n", encoder->possible_crtcs);
   308	
 > 309		ret = drm_simple_encoder_init(drm_dev, encoder,
   310					      DRM_MODE_ENCODER_TMDS);
   311		if (ret) {
   312			DRM_ERROR("failed to initialize encoder with drm\n");
   313			return ret;
   314		}
   315	
   316		drm_encoder_helper_add(encoder, &rockchip_dp_encoder_helper_funcs);
   317	
   318		return 0;
   319	}
   320	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

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