CC: [email protected] BCC: [email protected] TO: [email protected] TO: Guenter Roeck <[email protected]>
tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.15 head: 11c514c51d842f21af5ec2515d4839541be32c82 commit: e88a09b41b666add3bc3ca9194a80f0b4ee8af12 [9/64] BACKPORT: drm: Rename dp/ to display/ :::::: branch date: 68 minutes ago :::::: commit date: 3 days ago config: alpha-randconfig-c023-20220629 (https://download.01.org/0day-ci/archive/20220630/[email protected]/config) compiler: alpha-linux-gcc (GCC) 11.3.0 If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <[email protected]> Reported-by: Julia Lawall <[email protected]> cocci warnings: (new ones prefixed by >>) >> drivers/gpu/drm/display/drm_dp.c:477:12-13: WARNING opportunity for min() -- >> drivers/gpu/drm/display/drm_dp_mst_topology.c:4504:64-67: ERROR: invalid >> reference to the index variable of the iterator on line 4492 drivers/gpu/drm/display/drm_dp_mst_topology.c:5230:13-17: ERROR: invalid reference to the index variable of the iterator on line 5207 drivers/gpu/drm/display/drm_dp_mst_topology.c:5394:5-8: ERROR: invalid reference to the index variable of the iterator on line 5380 vim +477 drivers/gpu/drm/display/drm_dp.c c197db75ff5c1d drivers/gpu/drm/drm_dp_helper.c Thierry Reding 2013-11-28 455 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 456 /** 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 457 * drm_dp_dpcd_probe() - probe a given DPCD address with a 1-byte read access 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 458 * @aux: DisplayPort AUX channel (SST) 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 459 * @offset: address of the register to probe 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 460 * 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 461 * Probe the provided DPCD address by reading 1 byte from it. The function can 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 462 * be used to trigger some side-effect the read access has, like waking up the 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 463 * sink, without the need for the read-out value. 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 464 * 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 465 * Returns 0 if the read access suceeded, or a negative error code on failure. 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 466 */ 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 467 int drm_dp_dpcd_probe(struct drm_dp_aux *aux, unsigned int offset) 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 468 { 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 469 u8 buffer; 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 470 int ret; 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 471 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 472 ret = drm_dp_dpcd_access(aux, DP_AUX_NATIVE_READ, offset, &buffer, 1); 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 473 WARN_ON(ret == 0); 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 474 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 475 drm_dp_dump_access(aux, DP_AUX_NATIVE_READ, offset, &buffer, ret); 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 476 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 @477 return ret < 0 ? ret : 0; 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 478 } 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 479 EXPORT_SYMBOL(drm_dp_dpcd_probe); 20c8ffb413be56 drivers/gpu/drm/dp/drm_dp.c Imre Deak 2022-04-11 480 :::::: The code at line 477 was first introduced by commit :::::: 20c8ffb413be56d665f19d478bb2bebade409462 FROMGIT: drm/dp: Factor out a function to probe a DPCD address :::::: TO: Imre Deak <[email protected]> :::::: CC: Chromeos LUCI <[email protected]> -- 0-DAY CI Kernel Test Service https://01.org/lkp _______________________________________________ kbuild mailing list -- [email protected] To unsubscribe send an email to [email protected]
