drm/i915: move fbc-related functionality into intel_pm module

This commit moves Frame Buffer Compression-related operations and support
functions into the new intel_pm module.
Signed-off-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

drivers/gpu/drm/i915/Makefile

@@ -23,6 +23,7 @@ i915-y := i915_drv.o i915_dma.o i915_irq.o \
 	  intel_sdvo.o \
 	  intel_modes.o \
 	  intel_panel.o \
+	  intel_pm.o \
 	  intel_i2c.o \
 	  intel_fb.o \
 	  intel_tv.o \

drivers/gpu/drm/i915/intel_drv.h

@@ -434,4 +434,19 @@ extern int intel_sprite_get_colorkey(struct drm_device *dev, void *data,
 
 extern u32 intel_dpio_read(struct drm_i915_private *dev_priv, int reg);
 
+/* Power-related functions, located in intel_pm.c */
+/* FBC */
+extern void i8xx_disable_fbc(struct drm_device *dev);
+extern void i8xx_enable_fbc(struct drm_crtc *crtc, unsigned long interval);
+extern bool i8xx_fbc_enabled(struct drm_device *dev);
+extern void g4x_enable_fbc(struct drm_crtc *crtc, unsigned long interval);
+extern void g4x_disable_fbc(struct drm_device *dev);
+extern bool g4x_fbc_enabled(struct drm_device *dev);
+extern void ironlake_enable_fbc(struct drm_crtc *crtc, unsigned long interval);
+extern void ironlake_disable_fbc(struct drm_device *dev);
+extern bool ironlake_fbc_enabled(struct drm_device *dev);
+extern bool intel_fbc_enabled(struct drm_device *dev);
+extern void intel_enable_fbc(struct drm_crtc *crtc, unsigned long interval);
+extern void intel_update_fbc(struct drm_device *dev);
+
 #endif /* __INTEL_DRV_H__ */