xref: /linux/drivers/gpu/drm/i915/display/intel_atomic_plane.h (revision 64b14a184e83eb62ea0615e31a409956049d40e7)
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 enum plane_id;
20 
21 unsigned int intel_adjusted_rate(const struct drm_rect *src,
22 				 const struct drm_rect *dst,
23 				 unsigned int rate);
24 unsigned int intel_plane_pixel_rate(const struct intel_crtc_state *crtc_state,
25 				    const struct intel_plane_state *plane_state);
26 
27 unsigned int intel_plane_data_rate(const struct intel_crtc_state *crtc_state,
28 				   const struct intel_plane_state *plane_state);
29 void intel_plane_copy_uapi_to_hw_state(struct intel_plane_state *plane_state,
30 				       const struct intel_plane_state *from_plane_state,
31 				       struct intel_crtc *crtc);
32 void intel_plane_copy_hw_state(struct intel_plane_state *plane_state,
33 			       const struct intel_plane_state *from_plane_state);
34 void intel_plane_update_noarm(struct intel_plane *plane,
35 			      const struct intel_crtc_state *crtc_state,
36 			      const struct intel_plane_state *plane_state);
37 void intel_plane_update_arm(struct intel_plane *plane,
38 			    const struct intel_crtc_state *crtc_state,
39 			    const struct intel_plane_state *plane_state);
40 void intel_plane_disable_arm(struct intel_plane *plane,
41 			     const struct intel_crtc_state *crtc_state);
42 struct intel_plane *intel_plane_alloc(void);
43 void intel_plane_free(struct intel_plane *plane);
44 struct drm_plane_state *intel_plane_duplicate_state(struct drm_plane *plane);
45 void intel_plane_destroy_state(struct drm_plane *plane,
46 			       struct drm_plane_state *state);
47 void intel_update_planes_on_crtc(struct intel_atomic_state *state,
48 				 struct intel_crtc *crtc);
49 void skl_arm_planes_on_crtc(struct intel_atomic_state *state,
50 			    struct intel_crtc *crtc);
51 void i9xx_arm_planes_on_crtc(struct intel_atomic_state *state,
52 			     struct intel_crtc *crtc);
53 int intel_plane_atomic_check_with_state(const struct intel_crtc_state *old_crtc_state,
54 					struct intel_crtc_state *crtc_state,
55 					const struct intel_plane_state *old_plane_state,
56 					struct intel_plane_state *intel_state);
57 int intel_plane_atomic_check(struct intel_atomic_state *state,
58 			     struct intel_plane *plane);
59 int intel_plane_atomic_calc_changes(const struct intel_crtc_state *old_crtc_state,
60 				    struct intel_crtc_state *crtc_state,
61 				    const struct intel_plane_state *old_plane_state,
62 				    struct intel_plane_state *plane_state);
63 int intel_plane_calc_min_cdclk(struct intel_atomic_state *state,
64 			       struct intel_plane *plane,
65 			       bool *need_cdclk_calc);
66 int intel_atomic_plane_check_clipping(struct intel_plane_state *plane_state,
67 				      struct intel_crtc_state *crtc_state,
68 				      int min_scale, int max_scale,
69 				      bool can_position);
70 void intel_plane_set_invisible(struct intel_crtc_state *crtc_state,
71 			       struct intel_plane_state *plane_state);
72 void intel_plane_helper_add(struct intel_plane *plane);
73 
74 #endif /* __INTEL_ATOMIC_PLANE_H__ */
75