[drm-misc:drm-misc-next 1/3] drivers/gpu/drm/i915/display/intel_dp.c:4233:8: error: call to undeclared function 'intel_dp_vsc_sdp_pack'; ISO C99 and later do not support implicit function declarations
kernel test robot
lkp at intel.com
Sun Feb 25 18:01:55 UTC 2024
tree: git://anongit.freedesktop.org/drm/drm-misc drm-misc-next
head: de8de2c8acb931ce6197a04376a7078ccf50e821
commit: 47f419e07111acecab3b529d4ae31a28985f5b61 [1/3] drm/dp: move intel_dp_vsc_sdp_pack() to generic helper
config: i386-buildonly-randconfig-003-20240225 (https://download.01.org/0day-ci/archive/20240226/202402260120.eBo7nTYE-lkp@intel.com/config)
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240226/202402260120.eBo7nTYE-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/202402260120.eBo7nTYE-lkp@intel.com/
Note: the drm-misc/drm-misc-next HEAD de8de2c8acb931ce6197a04376a7078ccf50e821 builds fine.
It only hurts bisectability.
All errors (new ones prefixed by >>):
>> drivers/gpu/drm/i915/display/intel_dp.c:4233:8: error: call to undeclared function 'intel_dp_vsc_sdp_pack'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
4233 | len = intel_dp_vsc_sdp_pack(vsc, &sdp, sizeof(sdp));
| ^
drivers/gpu/drm/i915/display/intel_dp.c:4233:8: note: did you mean 'drm_dp_vsc_sdp_pack'?
include/drm/display/drm_dp_helper.h:815:9: note: 'drm_dp_vsc_sdp_pack' declared here
815 | ssize_t drm_dp_vsc_sdp_pack(const struct drm_dp_vsc_sdp *vsc,
| ^
1 error generated.
vim +/intel_dp_vsc_sdp_pack +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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