Merge tag 'io_uring-5.11-2021-01-16' of git://git.kernel.dk/linux-block
[linux/fpc-iii.git] / drivers / gpu / drm / sti / sti_compositor.h
blob25bb01bdd013f897faa4ffd151d3522fc362587b
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * Copyright (C) STMicroelectronics SA 2014
4 * Authors: Benjamin Gaignard <benjamin.gaignard@st.com>
5 * Fabien Dessenne <fabien.dessenne@st.com>
6 * for STMicroelectronics.
7 */
9 #ifndef _STI_COMPOSITOR_H_
10 #define _STI_COMPOSITOR_H_
12 #include <linux/clk.h>
13 #include <linux/kernel.h>
15 #include "sti_mixer.h"
16 #include "sti_plane.h"
18 #define WAIT_NEXT_VSYNC_MS 50 /*ms*/
20 #define STI_MAX_MIXER 2
21 #define STI_MAX_VID 1
23 enum sti_compositor_subdev_type {
24 STI_MIXER_MAIN_SUBDEV,
25 STI_MIXER_AUX_SUBDEV,
26 STI_GPD_SUBDEV,
27 STI_VID_SUBDEV,
28 STI_CURSOR_SUBDEV,
31 struct sti_compositor_subdev_descriptor {
32 enum sti_compositor_subdev_type type;
33 int id;
34 unsigned int offset;
37 /**
38 * STI Compositor data structure
40 * @nb_subdev: number of subdevices supported by the compositor
41 * @subdev_desc: subdev list description
43 #define MAX_SUBDEV 9
44 struct sti_compositor_data {
45 unsigned int nb_subdev;
46 struct sti_compositor_subdev_descriptor subdev_desc[MAX_SUBDEV];
49 /**
50 * STI Compositor structure
52 * @dev: driver device
53 * @regs: registers (main)
54 * @data: device data
55 * @clk_compo_main: clock for main compo
56 * @clk_compo_aux: clock for aux compo
57 * @clk_pix_main: pixel clock for main path
58 * @clk_pix_aux: pixel clock for aux path
59 * @rst_main: reset control of the main path
60 * @rst_aux: reset control of the aux path
61 * @mixer: array of mixers
62 * @vid: array of vids
63 * @vtg: array of vtgs
64 * @vtg_vblank_nb: array of callbacks for VTG VSYNC notification
66 struct sti_compositor {
67 struct device *dev;
68 void __iomem *regs;
69 struct sti_compositor_data data;
70 struct clk *clk_compo_main;
71 struct clk *clk_compo_aux;
72 struct clk *clk_pix_main;
73 struct clk *clk_pix_aux;
74 struct reset_control *rst_main;
75 struct reset_control *rst_aux;
76 struct sti_mixer *mixer[STI_MAX_MIXER];
77 struct sti_vid *vid[STI_MAX_VID];
78 struct sti_vtg *vtg[STI_MAX_MIXER];
79 struct notifier_block vtg_vblank_nb[STI_MAX_MIXER];
82 void sti_compositor_debugfs_init(struct sti_compositor *compo,
83 struct drm_minor *minor);
85 #endif