Hi Shubhangi, [auto build test WARNING on drm-intel/for-linux-next -- if it's inappropriate base, please suggest rules for selecting the more suitable base] url: https://github.com/0day-ci/linux/commits/Shubhangi-Shrivastava/Fixing-sink-count-related-detection-over/20151102-205435 config: i386-randconfig-x003-11010709 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=i386 All warnings (new ones prefixed by >>): drivers/gpu/drm/i915/intel_dp.c: In function 'intel_dp_short_pulse': >> drivers/gpu/drm/i915/intel_dp.c:4461:24: warning: unused variable 'intel_encoder' [-Wunused-variable] struct intel_encoder *intel_encoder = &dp_to_dig_port(intel_dp)->base; ^ drivers/gpu/drm/i915/intel_dp.c: In function 'intel_dp_detect': drivers/gpu/drm/i915/intel_dp.c:4898:23: warning: passing argument 1 of 'intel_dp_long_pulse' from incompatible pointer type [-Wincompatible-pointer-types] intel_dp_long_pulse(intel_dp->attached_connector); ^ drivers/gpu/drm/i915/intel_dp.c:4803:1: note: expected 'struct drm_connector *' but argument is of type 'struct intel_connector *' intel_dp_long_pulse(struct drm_connector *connector) ^ drivers/gpu/drm/i915/intel_dp.c: In function 'intel_dp_hpd_pulse': drivers/gpu/drm/i915/intel_dp.c:5228:23: warning: passing argument 1 of 'intel_dp_long_pulse' from incompatible pointer type [-Wincompatible-pointer-types] intel_dp_long_pulse(intel_dp->attached_connector); ^ drivers/gpu/drm/i915/intel_dp.c:4803:1: note: expected 'struct drm_connector *' but argument is of type 'struct intel_connector *' intel_dp_long_pulse(struct drm_connector *connector) ^ vim +/intel_encoder +4461 drivers/gpu/drm/i915/intel_dp.c b2008584e Shubhangi Shrivastava 2015-11-02 4445 intel_dp_stop_link_train(intel_dp); b2008584e Shubhangi Shrivastava 2015-11-02 4446 } b2008584e Shubhangi Shrivastava 2015-11-02 4447 } b2008584e Shubhangi Shrivastava 2015-11-02 4448 a4fc5ed69 Keith Packard 2009-04-07 4449 /* a4fc5ed69 Keith Packard 2009-04-07 4450 * According to DP spec a4fc5ed69 Keith Packard 2009-04-07 4451 * 5.1.2: a4fc5ed69 Keith Packard 2009-04-07 4452 * 1. Read DPCD a4fc5ed69 Keith Packard 2009-04-07 4453 * 2. Configure link according to Receiver Capabilities a4fc5ed69 Keith Packard 2009-04-07 4454 * 3. Use Link Training from 2.5.3.3 and 3.5.1.3 a4fc5ed69 Keith Packard 2009-04-07 4455 * 4. Check link status on receipt of hot-plug interrupt a4fc5ed69 Keith Packard 2009-04-07 4456 */ a51462004 Damien Lespiau 2015-02-10 4457 static void b2008584e Shubhangi Shrivastava 2015-11-02 4458 intel_dp_short_pulse(struct intel_dp *intel_dp) a4fc5ed69 Keith Packard 2009-04-07 4459 { 5b215bcff Dave Airlie 2014-08-05 4460 struct drm_device *dev = intel_dp_to_dev(intel_dp); da63a9f2e Paulo Zanoni 2012-10-26 @4461 struct intel_encoder *intel_encoder = &dp_to_dig_port(intel_dp)->base; a60f0e38d Jesse Barnes 2011-10-20 4462 u8 sink_irq_vector; 93f62dad5 Keith Packard 2011-11-01 4463 u8 link_status[DP_LINK_STATUS_SIZE]; a60f0e38d Jesse Barnes 2011-10-20 4464 92fd8fd13 Keith Packard 2011-07-25 4465 /* Try to read receiver status if the link appears to be up */ 93f62dad5 Keith Packard 2011-11-01 4466 if (!intel_dp_get_link_status(intel_dp, link_status)) { a4fc5ed69 Keith Packard 2009-04-07 4467 return; a4fc5ed69 Keith Packard 2009-04-07 4468 } a4fc5ed69 Keith Packard 2009-04-07 4469 :::::: The code at line 4461 was first introduced by commit :::::: da63a9f2e4a1595f4890e38a0511d74bea1a51f0 drm/i915: create intel_digital_port and use it :::::: TO: Paulo Zanoni <paulo.r.zanoni@xxxxxxxxx> :::::: CC: Daniel Vetter <daniel.vetter@xxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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