tree: git://anongit.freedesktop.org/drm-intel drm-intel-next-queued
head: f542d671ffcec772a561cd41c7e2394392d9dafb
commit: f542d671ffcec772a561cd41c7e2394392d9dafb [14/14] drm/i915: Init lspcon after HPD in intel_dp_detect()
config: x86_64-rhel (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
git remote add drm-intel git://anongit.freedesktop.org/drm-intel
git fetch --no-tags drm-intel drm-intel-next-queued
git checkout f542d671ffcec772a561cd41c7e2394392d9dafb
# save the attached .config to linux build tree
make W=1 ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>
All warnings (new ones prefixed by >>):
>> drivers/gpu/drm/i915/display/intel_lspcon.c:533:6: warning: no previous prototype for 'lspcon_init' [-Wmissing-prototypes]
533 | bool lspcon_init(struct intel_digital_port *dig_port)
| ^~~~~~~~~~~
vim +/lspcon_init +533 drivers/gpu/drm/i915/display/intel_lspcon.c
357c0ae9198ad7f drivers/gpu/drm/i915/intel_lspcon.c Imre Deak 2016-11-21 532
7801f3b792b0fd1 drivers/gpu/drm/i915/display/intel_lspcon.c Lucas De Marchi 2020-06-30 @533 bool lspcon_init(struct intel_digital_port *dig_port)
dbe9e61b8e4306d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2016-10-14 534 {
7801f3b792b0fd1 drivers/gpu/drm/i915/display/intel_lspcon.c Lucas De Marchi 2020-06-30 535 struct intel_dp *dp = &dig_port->dp;
7801f3b792b0fd1 drivers/gpu/drm/i915/display/intel_lspcon.c Lucas De Marchi 2020-06-30 536 struct intel_lspcon *lspcon = &dig_port->lspcon;
668b6c176c33f44 drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2018-10-12 537 struct drm_connector *connector = &dp->attached_connector->base;
dbe9e61b8e4306d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2016-10-14 538
dbe9e61b8e4306d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2016-10-14 539 lspcon->active = false;
dbe9e61b8e4306d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2016-10-14 540 lspcon->mode = DRM_LSPCON_MODE_INVALID;
dbe9e61b8e4306d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2016-10-14 541
dbe9e61b8e4306d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2016-10-14 542 if (!lspcon_probe(lspcon)) {
dbe9e61b8e4306d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2016-10-14 543 DRM_ERROR("Failed to probe lspcon\n");
dbe9e61b8e4306d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2016-10-14 544 return false;
dbe9e61b8e4306d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2016-10-14 545 }
dbe9e61b8e4306d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2016-10-14 546
b9936121d95b012 drivers/gpu/drm/i915/display/intel_lspcon.c Lyude Paul 2020-08-26 547 if (drm_dp_read_dpcd_caps(&dp->aux, dp->dpcd) != 0) {
24e807e79f103cd drivers/gpu/drm/i915/intel_lspcon.c Imre Deak 2016-10-24 548 DRM_ERROR("LSPCON DPCD read failed\n");
24e807e79f103cd drivers/gpu/drm/i915/intel_lspcon.c Imre Deak 2016-10-24 549 return false;
24e807e79f103cd drivers/gpu/drm/i915/intel_lspcon.c Imre Deak 2016-10-24 550 }
24e807e79f103cd drivers/gpu/drm/i915/intel_lspcon.c Imre Deak 2016-10-24 551
96e35598cead98d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2018-10-12 552 if (!lspcon_detect_vendor(lspcon)) {
96e35598cead98d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2018-10-12 553 DRM_ERROR("LSPCON vendor detection failed\n");
96e35598cead98d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2018-10-12 554 return false;
96e35598cead98d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2018-10-12 555 }
12a47a422862214 drivers/gpu/drm/i915/intel_lspcon.c Imre Deak 2016-10-24 556
668b6c176c33f44 drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2018-10-12 557 connector->ycbcr_420_allowed = true;
96e35598cead98d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2018-10-12 558 lspcon->active = true;
dbe9e61b8e4306d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2016-10-14 559 DRM_DEBUG_KMS("Success: LSPCON init\n");
dbe9e61b8e4306d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2016-10-14 560 return true;
dbe9e61b8e4306d drivers/gpu/drm/i915/intel_lspcon.c Shashank Sharma 2016-10-14 561 }
f542d671ffcec77 drivers/gpu/drm/i915/display/intel_lspcon.c Kai-Heng Feng 2020-06-10 562
:::::: The code at line 533 was first introduced by commit
:::::: 7801f3b792b0fd171b02f2cb974e758295e68e0f drm/i915/display: prefer dig_port to reference intel_digital_port
:::::: TO: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
:::::: CC: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
Attachment:
.config.gz
Description: application/gzip
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