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Merge tag 'amd-drm-next-6.5-2023-06-09' of https://gitlab.freedesktop.org/agd5f/linux...
[linux.git] / drivers / gpu / drm / msm / disp / dpu1 / dpu_plane.h
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (c) 2015-2018, The Linux Foundation. All rights reserved.
4  * Copyright (C) 2013 Red Hat
5  * Author: Rob Clark <[email protected]>
6  */
7
8 #ifndef _DPU_PLANE_H_
9 #define _DPU_PLANE_H_
10
11 #include <drm/drm_crtc.h>
12
13 #include "dpu_kms.h"
14 #include "dpu_hw_mdss.h"
15 #include "dpu_hw_sspp.h"
16
17 /**
18  * struct dpu_plane_state: Define dpu extension of drm plane state object
19  * @base:       base drm plane state object
20  * @aspace:     pointer to address space for input/output buffers
21  * @pipe:       software pipe description
22  * @r_pipe:     software pipe description of the second pipe
23  * @pipe_cfg:   software pipe configuration
24  * @r_pipe_cfg: software pipe configuration for the second pipe
25  * @stage:      assigned by crtc blender
26  * @needs_qos_remap: qos remap settings need to be updated
27  * @multirect_index: index of the rectangle of SSPP
28  * @multirect_mode: parallel or time multiplex multirect mode
29  * @pending:    whether the current update is still pending
30  * @plane_fetch_bw: calculated BW per plane
31  * @plane_clk: calculated clk per plane
32  * @needs_dirtyfb: whether attached CRTC needs pixel data explicitly flushed
33  * @rotation: simplified drm rotation hint
34  */
35 struct dpu_plane_state {
36         struct drm_plane_state base;
37         struct msm_gem_address_space *aspace;
38         struct dpu_sw_pipe pipe;
39         struct dpu_sw_pipe r_pipe;
40         struct dpu_sw_pipe_cfg pipe_cfg;
41         struct dpu_sw_pipe_cfg r_pipe_cfg;
42         enum dpu_stage stage;
43         bool needs_qos_remap;
44         bool pending;
45
46         u64 plane_fetch_bw;
47         u64 plane_clk;
48
49         bool needs_dirtyfb;
50         unsigned int rotation;
51 };
52
53 #define to_dpu_plane_state(x) \
54         container_of(x, struct dpu_plane_state, base)
55
56 /**
57  * dpu_plane_flush - final plane operations before commit flush
58  * @plane: Pointer to drm plane structure
59  */
60 void dpu_plane_flush(struct drm_plane *plane);
61
62 /**
63  * dpu_plane_set_error: enable/disable error condition
64  * @plane: pointer to drm_plane structure
65  */
66 void dpu_plane_set_error(struct drm_plane *plane, bool error);
67
68 /**
69  * dpu_plane_init - create new dpu plane for the given pipe
70  * @dev:   Pointer to DRM device
71  * @pipe:  dpu hardware pipe identifier
72  * @type:  Plane type - PRIMARY/OVERLAY/CURSOR
73  * @possible_crtcs: bitmask of crtc that can be attached to the given pipe
74  *
75  */
76 struct drm_plane *dpu_plane_init(struct drm_device *dev,
77                 uint32_t pipe, enum drm_plane_type type,
78                 unsigned long possible_crtcs);
79
80 /**
81  * dpu_plane_color_fill - enables color fill on plane
82  * @plane:  Pointer to DRM plane object
83  * @color:  RGB fill color value, [23..16] Blue, [15..8] Green, [7..0] Red
84  * @alpha:  8-bit fill alpha value, 255 selects 100% alpha
85  * Returns: 0 on success
86  */
87 int dpu_plane_color_fill(struct drm_plane *plane,
88                 uint32_t color, uint32_t alpha);
89
90 #ifdef CONFIG_DEBUG_FS
91 void dpu_plane_danger_signal_ctrl(struct drm_plane *plane, bool enable);
92 #else
93 static inline void dpu_plane_danger_signal_ctrl(struct drm_plane *plane, bool enable) {}
94 #endif
95
96 #endif /* _DPU_PLANE_H_ */
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