1 files changed, 28 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 82a459bfccbc..a6e2f0d865b1 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -177,10 +177,27 @@ struct intel_crtc {
         bool use_pll_a;
 };
 
+struct intel_plane {
+        struct drm_plane base;
+        enum pipe pipe;
+        struct drm_i915_gem_object *obj;
+        int max_downscale;
+        u32 lut_r[1024], lut_g[1024], lut_b[1024];
+        void (*update_plane)(struct drm_plane *plane,
+                             struct drm_framebuffer *fb,
+                             struct drm_i915_gem_object *obj,
+                             int crtc_x, int crtc_y,
+                             unsigned int crtc_w, unsigned int crtc_h,
+                             uint32_t x, uint32_t y,
+                             uint32_t src_w, uint32_t src_h);
+        void (*disable_plane)(struct drm_plane *plane);
+};
+
 #define to_intel_crtc(x) container_of(x, struct intel_crtc, base)
 #define to_intel_connector(x) container_of(x, struct intel_connector, base)
 #define to_intel_encoder(x) container_of(x, struct intel_encoder, base)
 #define to_intel_framebuffer(x) container_of(x, struct intel_framebuffer, base)
+#define to_intel_plane(x) container_of(x, struct intel_plane, base)
 
 #define DIP_HEADER_SIZE 5
 
@@ -290,6 +307,7 @@ intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
 extern bool intel_dpd_is_edp(struct drm_device *dev);
 extern void intel_edp_link_config(struct intel_encoder *, int *, int *);
 extern bool intel_encoder_is_pch_edp(struct drm_encoder *encoder);
+extern int intel_plane_init(struct drm_device *dev, enum pipe pipe);
 
 /* intel_panel.c */
 extern void intel_fixed_panel_mode(struct drm_display_mode *fixed_mode,
@@ -380,9 +398,19 @@ extern int intel_overlay_attrs(struct drm_device *dev, void *data,
 extern void intel_fb_output_poll_changed(struct drm_device *dev);
 extern void intel_fb_restore_mode(struct drm_device *dev);
 
+extern void assert_pipe(struct drm_i915_private *dev_priv, enum pipe pipe,
+                        bool state);
+#define assert_pipe_enabled(d, p) assert_pipe(d, p, true)
+#define assert_pipe_disabled(d, p) assert_pipe(d, p, false)
+
 extern void intel_init_clock_gating(struct drm_device *dev);
 extern void intel_write_eld(struct drm_encoder *encoder,
                             struct drm_display_mode *mode);
 extern void intel_cpt_verify_modeset(struct drm_device *dev, int pipe);
 
+/* For use by IVB LP watermark workaround in intel_sprite.c */
+extern void sandybridge_update_wm(struct drm_device *dev);
+extern void intel_update_sprite_watermarks(struct drm_device *dev, int pipe,
+                                           uint32_t sprite_width,
+                                           int pixel_size);
 #endif /* __INTEL_DRV_H__ */