[Intel-gfx] [PATCH 3/6] drm/i915: Splitting intel_dp_check_link_status

[kbuild test robot]

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 at intel.com>
:::::: CC: Daniel Vetter <daniel.vetter at ffwll.ch>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
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