[drm-misc:drm-misc-next 1/3] drivers/gpu/drm/i915/display/intel_dp.c:4233:15: error: implicit declaration of function 'intel_dp_vsc_sdp_pack'; did you mean 'drm_dp_vsc_sdp_pack'?

[kernel test robot]

tree:   git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
head:   0c591381e4462005234f942d9fc36a369c0f5998
commit: 47f419e07111acecab3b529d4ae31a28985f5b61 [1/3] drm/dp: move intel_dp_vsc_sdp_pack() to generic helper
config: x86_64-rhel-8.3 (https://download.01.org/0day-ci/archive/20240228/202402282026.F2yrD1ZQ-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240228/202402282026.F2yrD1ZQ-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202402282026.F2yrD1ZQ-lkp@intel.com/

Note: the drm-misc/drm-misc-next HEAD 0c591381e4462005234f942d9fc36a369c0f5998 builds fine.
      It only hurts bisectability.

All errors (new ones prefixed by >>):

   drivers/gpu/drm/i915/display/intel_dp.c: In function 'intel_write_dp_vsc_sdp':
>> drivers/gpu/drm/i915/display/intel_dp.c:4233:15: error: implicit declaration of function 'intel_dp_vsc_sdp_pack'; did you mean 'drm_dp_vsc_sdp_pack'? [-Werror=implicit-function-declaration]
    4233 |         len = intel_dp_vsc_sdp_pack(vsc, &sdp, sizeof(sdp));
         |               ^~~~~~~~~~~~~~~~~~~~~
         |               drm_dp_vsc_sdp_pack
   cc1: some warnings being treated as errors


vim +4233 drivers/gpu/drm/i915/display/intel_dp.c

03c761b00c87d6 Gwan-gyeong Mun       2020-02-11  4223  
cafac5a9836199 Gwan-gyeong Mun       2020-05-14  4224  void intel_write_dp_vsc_sdp(struct intel_encoder *encoder,
cafac5a9836199 Gwan-gyeong Mun       2020-05-14  4225  			    const struct intel_crtc_state *crtc_state,
9ce5884e513903 José Roberto de Souza 2021-09-22  4226  			    const struct drm_dp_vsc_sdp *vsc)
cafac5a9836199 Gwan-gyeong Mun       2020-05-14  4227  {
7801f3b792b0fd Lucas De Marchi       2020-06-30  4228  	struct intel_digital_port *dig_port = enc_to_dig_port(encoder);
cafac5a9836199 Gwan-gyeong Mun       2020-05-14  4229  	struct drm_i915_private *dev_priv = to_i915(encoder->base.dev);
cafac5a9836199 Gwan-gyeong Mun       2020-05-14  4230  	struct dp_sdp sdp = {};
cafac5a9836199 Gwan-gyeong Mun       2020-05-14  4231  	ssize_t len;
cafac5a9836199 Gwan-gyeong Mun       2020-05-14  4232  
cafac5a9836199 Gwan-gyeong Mun       2020-05-14 @4233  	len = intel_dp_vsc_sdp_pack(vsc, &sdp, sizeof(sdp));
cafac5a9836199 Gwan-gyeong Mun       2020-05-14  4234  
cafac5a9836199 Gwan-gyeong Mun       2020-05-14  4235  	if (drm_WARN_ON(&dev_priv->drm, len < 0))
cafac5a9836199 Gwan-gyeong Mun       2020-05-14  4236  		return;
cafac5a9836199 Gwan-gyeong Mun       2020-05-14  4237  
7801f3b792b0fd Lucas De Marchi       2020-06-30  4238  	dig_port->write_infoframe(encoder, crtc_state, DP_SDP_VSC,
cafac5a9836199 Gwan-gyeong Mun       2020-05-14  4239  					&sdp, len);
cafac5a9836199 Gwan-gyeong Mun       2020-05-14  4240  }
cafac5a9836199 Gwan-gyeong Mun       2020-05-14  4241  

:::::: The code at line 4233 was first introduced by commit
:::::: cafac5a983619944afa639c53f0d5d885616a3d2 drm/i915/dp: Add compute routine for DP PSR VSC SDP

:::::: TO: Gwan-gyeong Mun <gwan-gyeong.mun at intel.com>
:::::: CC: Jani Nikula <jani.nikula at intel.com>

-- 
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https://github.com/intel/lkp-tests/wiki