[Intel-gfx] [PATCH 08/25] drm/i915/fbc: unconditionally update FBC during atomic commits

[kbuild test robot]

Hi Paulo,

[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on next-20160119]
[cannot apply to v4.4]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url:    https://github.com/0day-ci/linux/commits/Paulo-Zanoni/FBC-crtc-fb-locking-smaller-fixes/20160119-214108
base:   git://anongit.freedesktop.org/drm-intel for-linux-next
config: x86_64-randconfig-x011-01180513 (attached as .config)
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_plane_atomic_calc_changes':
>> drivers/gpu/drm/i915/intel_display.c:11811:27: warning: unused variable 'dev_priv' [-Wunused-variable]
     struct drm_i915_private *dev_priv = dev->dev_private;
                              ^

vim +/dev_priv +11811 drivers/gpu/drm/i915/intel_display.c

d21fbe87 Matt Roper        2015-09-24  11795  	int src_w = drm_rect_width(&state->src) >> 16;
d21fbe87 Matt Roper        2015-09-24  11796  	int src_h = drm_rect_height(&state->src) >> 16;
d21fbe87 Matt Roper        2015-09-24  11797  	int dst_w = drm_rect_width(&state->dst);
d21fbe87 Matt Roper        2015-09-24  11798  	int dst_h = drm_rect_height(&state->dst);
d21fbe87 Matt Roper        2015-09-24  11799  
d21fbe87 Matt Roper        2015-09-24  11800  	return (src_w != dst_w || src_h != dst_h);
d21fbe87 Matt Roper        2015-09-24  11801  }
d21fbe87 Matt Roper        2015-09-24  11802  
da20eabd Maarten Lankhorst 2015-06-15  11803  int intel_plane_atomic_calc_changes(struct drm_crtc_state *crtc_state,
da20eabd Maarten Lankhorst 2015-06-15  11804  				    struct drm_plane_state *plane_state)
da20eabd Maarten Lankhorst 2015-06-15  11805  {
ab1d3a0e Maarten Lankhorst 2015-11-19  11806  	struct intel_crtc_state *pipe_config = to_intel_crtc_state(crtc_state);
da20eabd Maarten Lankhorst 2015-06-15  11807  	struct drm_crtc *crtc = crtc_state->crtc;
da20eabd Maarten Lankhorst 2015-06-15  11808  	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
da20eabd Maarten Lankhorst 2015-06-15  11809  	struct drm_plane *plane = plane_state->plane;
da20eabd Maarten Lankhorst 2015-06-15  11810  	struct drm_device *dev = crtc->dev;
da20eabd Maarten Lankhorst 2015-06-15 @11811  	struct drm_i915_private *dev_priv = dev->dev_private;
da20eabd Maarten Lankhorst 2015-06-15  11812  	struct intel_plane_state *old_plane_state =
da20eabd Maarten Lankhorst 2015-06-15  11813  		to_intel_plane_state(plane->state);
da20eabd Maarten Lankhorst 2015-06-15  11814  	int idx = intel_crtc->base.base.id, ret;
da20eabd Maarten Lankhorst 2015-06-15  11815  	int i = drm_plane_index(plane);
da20eabd Maarten Lankhorst 2015-06-15  11816  	bool mode_changed = needs_modeset(crtc_state);
da20eabd Maarten Lankhorst 2015-06-15  11817  	bool was_crtc_enabled = crtc->state->active;
da20eabd Maarten Lankhorst 2015-06-15  11818  	bool is_crtc_enabled = crtc_state->active;
da20eabd Maarten Lankhorst 2015-06-15  11819  	bool turn_off, turn_on, visible, was_visible;

:::::: The code at line 11811 was first introduced by commit
:::::: da20eabd2c69761f9dfd849985eb299e3335531f drm/i915: Split plane updates of crtc->atomic into a helper, v2.

:::::: TO: Maarten Lankhorst <maarten.lankhorst at linux.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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