1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright © 2019 Intel Corporation
4  */
5 
6 #ifndef __INTEL_ATOMIC_PLANE_H__
7 #define __INTEL_ATOMIC_PLANE_H__
8 
9 #include <linux/types.h>
10 
11 struct drm_plane;
12 struct drm_property;
13 struct drm_rect;
14 struct intel_atomic_state;
15 struct intel_crtc;
16 struct intel_crtc_state;
17 struct intel_plane;
18 struct intel_plane_state;
19 
20 unsigned int intel_adjusted_rate(const struct drm_rect *src,
21 				 const struct drm_rect *dst,
22 				 unsigned int rate);
23 unsigned int intel_plane_pixel_rate(const struct intel_crtc_state *crtc_state,
24 				    const struct intel_plane_state *plane_state);
25 
26 unsigned int intel_plane_data_rate(const struct intel_crtc_state *crtc_state,
27 				   const struct intel_plane_state *plane_state);
28 void intel_plane_copy_uapi_to_hw_state(struct intel_plane_state *plane_state,
29 				       const struct intel_plane_state *from_plane_state,
30 				       struct intel_crtc *crtc);
31 void intel_plane_copy_hw_state(struct intel_plane_state *plane_state,
32 			       const struct intel_plane_state *from_plane_state);
33 void intel_plane_update_noarm(struct intel_plane *plane,
34 			      const struct intel_crtc_state *crtc_state,
35 			      const struct intel_plane_state *plane_state);
36 void intel_plane_update_arm(struct intel_plane *plane,
37 			    const struct intel_crtc_state *crtc_state,
38 			    const struct intel_plane_state *plane_state);
39 void intel_plane_disable_arm(struct intel_plane *plane,
40 			     const struct intel_crtc_state *crtc_state);
41 struct intel_plane *intel_plane_alloc(void);
42 void intel_plane_free(struct intel_plane *plane);
43 struct drm_plane_state *intel_plane_duplicate_state(struct drm_plane *plane);
44 void intel_plane_destroy_state(struct drm_plane *plane,
45 			       struct drm_plane_state *state);
46 void intel_update_planes_on_crtc(struct intel_atomic_state *state,
47 				 struct intel_crtc *crtc);
48 void skl_arm_planes_on_crtc(struct intel_atomic_state *state,
49 			    struct intel_crtc *crtc);
50 void i9xx_arm_planes_on_crtc(struct intel_atomic_state *state,
51 			     struct intel_crtc *crtc);
52 int intel_plane_atomic_check_with_state(const struct intel_crtc_state *old_crtc_state,
53 					struct intel_crtc_state *crtc_state,
54 					const struct intel_plane_state *old_plane_state,
55 					struct intel_plane_state *intel_state);
56 int intel_plane_atomic_check(struct intel_atomic_state *state,
57 			     struct intel_plane *plane);
58 int intel_plane_atomic_calc_changes(const struct intel_crtc_state *old_crtc_state,
59 				    struct intel_crtc_state *crtc_state,
60 				    const struct intel_plane_state *old_plane_state,
61 				    struct intel_plane_state *plane_state);
62 int intel_plane_calc_min_cdclk(struct intel_atomic_state *state,
63 			       struct intel_plane *plane,
64 			       bool *need_cdclk_calc);
65 int intel_atomic_plane_check_clipping(struct intel_plane_state *plane_state,
66 				      struct intel_crtc_state *crtc_state,
67 				      int min_scale, int max_scale,
68 				      bool can_position);
69 void intel_plane_set_invisible(struct intel_crtc_state *crtc_state,
70 			       struct intel_plane_state *plane_state);
71 void intel_plane_helper_add(struct intel_plane *plane);
72 
73 #endif /* __INTEL_ATOMIC_PLANE_H__ */
74