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drm/i915: introduce INTEL_DISPLAY_ENABLED()
Prepare for making a distinction between not having display and having disabled display. Add INTEL_DISPLAY_ENABLED() and use it where HAS_DISPLAY() is used after intel_device_info_runtime_init(). This is initially duplication, as disabling display still leads to ->pipe_mask = 0 and HAS_DISPLAY() being false. Note that ever since i915.display_disable was introduced, it has not affected PCH detection even if it uses HAS_DISPLAY(), as display disable happens after that. Since INTEL_DISPLAY_ENABLED() will not make sense unless HAS_DISPLAY() is true, include a warning for catching misuses making decisions on INTEL_DISPLAY_ENABLED() when HAS_DISPLAY() is false. v2: Remove INTEL_DISPLAY_ENABLED() check from intel_detect_pch() (Chris) Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: José Roberto de Souza <jose.souza@intel.com> Cc: Ville Syrjälä <ville.syrjala@linux.intel.com> Reviewed-by:José Roberto de Souza <jose.souza@intel.com> Acked-by:
Ville Syrjälä <ville.syrjala@linux.intel.com> Signed-off-by:
Jani Nikula <jani.nikula@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190913100407.30991-1-jani.nikula@intel.com
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- drivers/gpu/drm/i915/display/intel_bios.c 1 addition, 1 deletiondrivers/gpu/drm/i915/display/intel_bios.c
- drivers/gpu/drm/i915/display/intel_display.c 2 additions, 2 deletionsdrivers/gpu/drm/i915/display/intel_display.c
- drivers/gpu/drm/i915/display/intel_fbdev.c 1 addition, 1 deletiondrivers/gpu/drm/i915/display/intel_fbdev.c
- drivers/gpu/drm/i915/display/intel_gmbus.c 1 addition, 1 deletiondrivers/gpu/drm/i915/display/intel_gmbus.c
- drivers/gpu/drm/i915/i915_drv.c 4 additions, 4 deletionsdrivers/gpu/drm/i915/i915_drv.c
- drivers/gpu/drm/i915/i915_drv.h 3 additions, 0 deletionsdrivers/gpu/drm/i915/i915_drv.h
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