Hi Maarten, [auto build test WARNING on drm-intel/for-linux-next] [cannot apply to v4.8-rc3 next-20160823] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] [Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for convenience) to record what (public, well-known) commit your patch series was built on] [Check https://git-scm.com/docs/git-format-patch for more information] url: https://github.com/0day-ci/linux/commits/Maarten-Lankhorst/drm-i915-Create-a-intel_encoder_find_connector-helper-function/20160823-222308 base: git://anongit.freedesktop.org/drm-intel for-linux-next config: x86_64-randconfig-x016-201634 (attached as .config) compiler: gcc-6 (Debian 6.1.1-9) 6.1.1 20160705 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All warnings (new ones prefixed by >>): drivers/gpu/drm/i915/intel_display.c: In function 'intel_sanitize_encoder': >> drivers/gpu/drm/i915/intel_display.c:16539:21: warning: unused variable 'dev' [-Wunused-variable] struct drm_device *dev = encoder->base.dev; ^~~ vim +/dev +16539 drivers/gpu/drm/i915/intel_display.c a168f5b3f1 Ville Syrjälä 2016-08-05 16523 * We track the PCH trancoder underrun reporting state a168f5b3f1 Ville Syrjälä 2016-08-05 16524 * within the crtc. With crtc for pipe A housing the underrun a168f5b3f1 Ville Syrjälä 2016-08-05 16525 * reporting state for PCH transcoder A, crtc for pipe B housing a168f5b3f1 Ville Syrjälä 2016-08-05 16526 * it for PCH transcoder B, etc. LPT-H has only PCH transcoder A, a168f5b3f1 Ville Syrjälä 2016-08-05 16527 * and marking underrun reporting as disabled for the non-existing a168f5b3f1 Ville Syrjälä 2016-08-05 16528 * PCH transcoders B and C would prevent enabling the south a168f5b3f1 Ville Syrjälä 2016-08-05 16529 * error interrupt (see cpt_can_enable_serr_int()). a168f5b3f1 Ville Syrjälä 2016-08-05 16530 */ a168f5b3f1 Ville Syrjälä 2016-08-05 16531 if (has_pch_trancoder(dev_priv, (enum transcoder)crtc->pipe)) 4cc3148930 Daniel Vetter 2014-03-24 16532 crtc->pch_fifo_underrun_disabled = true; 4cc3148930 Daniel Vetter 2014-03-24 16533 } 2492935248 Daniel Vetter 2012-07-02 16534 } 2492935248 Daniel Vetter 2012-07-02 16535 2492935248 Daniel Vetter 2012-07-02 16536 static void intel_sanitize_encoder(struct intel_encoder *encoder) 2492935248 Daniel Vetter 2012-07-02 16537 { 2492935248 Daniel Vetter 2012-07-02 16538 struct intel_connector *connector; 2492935248 Daniel Vetter 2012-07-02 @16539 struct drm_device *dev = encoder->base.dev; 2492935248 Daniel Vetter 2012-07-02 16540 2492935248 Daniel Vetter 2012-07-02 16541 /* We need to check both for a crtc link (meaning that the 2492935248 Daniel Vetter 2012-07-02 16542 * encoder is active and trying to read from a pipe) and the 2492935248 Daniel Vetter 2012-07-02 16543 * pipe itself being active. */ 2492935248 Daniel Vetter 2012-07-02 16544 bool has_active_crtc = encoder->base.crtc && 2492935248 Daniel Vetter 2012-07-02 16545 to_intel_crtc(encoder->base.crtc)->active; 2492935248 Daniel Vetter 2012-07-02 16546 d1b4131c19 Maarten Lankhorst 2016-08-23 16547 connector = intel_encoder_find_connector(encoder); :::::: The code at line 16539 was first introduced by commit :::::: 24929352481f085c5f85d4d4cbc919ddf106d381 drm/i915: read out the modeset hw state at load and resume time :::::: TO: Daniel Vetter <daniel.vetter@xxxxxxxx> :::::: CC: Daniel Vetter <daniel.vetter@xxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
Attachment:
.config.gz
Description: Binary data
_______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx
