1 /* SPDX-License-Identifier: MIT */
2 /*
3  * Copyright © 2019 Intel Corporation
4  */
5 
6 #ifndef __INTEL_SPRITE_H__
7 #define __INTEL_SPRITE_H__
8 
9 #include <linux/types.h>
10 
11 #include "intel_display.h"
12 
13 struct drm_device;
14 struct drm_display_mode;
15 struct drm_file;
16 struct drm_i915_private;
17 struct intel_crtc_state;
18 struct intel_plane_state;
19 
20 /*
21  * FIXME: We should instead only take spinlocks once for the entire update
22  * instead of once per mmio.
23  */
24 #if IS_ENABLED(CONFIG_PROVE_LOCKING)
25 #define VBLANK_EVASION_TIME_US 250
26 #else
27 #define VBLANK_EVASION_TIME_US 100
28 #endif
29 
30 int intel_usecs_to_scanlines(const struct drm_display_mode *adjusted_mode,
31 			     int usecs);
32 struct intel_plane *intel_sprite_plane_create(struct drm_i915_private *dev_priv,
33 					      enum pipe pipe, int plane);
34 int intel_sprite_set_colorkey_ioctl(struct drm_device *dev, void *data,
35 				    struct drm_file *file_priv);
36 void intel_pipe_update_start(const struct intel_crtc_state *new_crtc_state);
37 void intel_pipe_update_end(struct intel_crtc_state *new_crtc_state);
38 int intel_plane_check_stride(const struct intel_plane_state *plane_state);
39 int intel_plane_check_src_coordinates(struct intel_plane_state *plane_state);
40 int chv_plane_check_rotation(const struct intel_plane_state *plane_state);
41 struct intel_plane *
42 skl_universal_plane_create(struct drm_i915_private *dev_priv,
43 			   enum pipe pipe, enum plane_id plane_id);
44 
45 static inline u8 icl_hdr_plane_mask(void)
46 {
47 	return BIT(PLANE_PRIMARY) |
48 		BIT(PLANE_SPRITE0) | BIT(PLANE_SPRITE1);
49 }
50 
51 bool icl_is_nv12_y_plane(struct drm_i915_private *dev_priv,
52 			 enum plane_id plane_id);
53 bool icl_is_hdr_plane(struct drm_i915_private *dev_priv, enum plane_id plane_id);
54 
55 int ivb_plane_min_cdclk(const struct intel_crtc_state *crtc_state,
56 			const struct intel_plane_state *plane_state);
57 int hsw_plane_min_cdclk(const struct intel_crtc_state *crtc_state,
58 			const struct intel_plane_state *plane_state);
59 int vlv_plane_min_cdclk(const struct intel_crtc_state *crtc_state,
60 			const struct intel_plane_state *plane_state);
61 
62 #endif /* __INTEL_SPRITE_H__ */
63