projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| d219673d BG |
1 | /* |
| 2 | * Copyright (C) STMicroelectronics SA 2014 | |
| 3 | * Authors: Benjamin Gaignard <benjamin.gaignard@st.com> | |
| 4 | * Fabien Dessenne <fabien.dessenne@st.com> | |
| 5 | * for STMicroelectronics. | |
| 6 | * License terms: GNU General Public License (GPL), version 2 | |
| 7 | */ | |
| 8 | ||
| 9 | #ifndef _STI_COMPOSITOR_H_ | |
| 10 | #define _STI_COMPOSITOR_H_ | |
| 11 | ||
| 12 | #include <linux/clk.h> | |
| 13 | #include <linux/kernel.h> | |
| 14 | ||
| 15 | #include "sti_layer.h" | |
| 16 | #include "sti_mixer.h" | |
| 17 | ||
| 18 | #define WAIT_NEXT_VSYNC_MS 50 /*ms*/ | |
| 19 | ||
| 20 | #define STI_MAX_LAYER 8 | |
| 21 | #define STI_MAX_MIXER 2 | |
| 22 | ||
| 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, | |
| 29 | }; | |
| 30 | ||
| 31 | struct sti_compositor_subdev_descriptor { | |
| 32 | enum sti_compositor_subdev_type type; | |
| 33 | int id; | |
| 34 | unsigned int offset; | |
| 35 | }; | |
| 36 | ||
| 37 | /** | |
| 38 | * STI Compositor data structure | |
| 39 | * | |
| 40 | * @nb_subdev: number of subdevices supported by the compositor | |
| 41 | * @subdev_desc: subdev list description | |
| 42 | */ | |
| 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]; | |
| 47 | }; | |
| 48 | ||
| 49 | /** | |
| 50 | * STI Compositor structure | |
| 51 | * | |
| 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 | * @vtg_main: vtg for main data path | |
| 63 | * @vtg_aux: vtg for auxillary data path | |
| 64 | * @layer: array of layers | |
| 65 | * @nb_mixers: number of mixers for this compositor | |
| 66 | * @nb_layers: number of layers (GDP,VID,...) for this compositor | |
| d219673d BG |
67 | * @vtg_vblank_nb: callback for VTG VSYNC notification |
| 68 | */ | |
| 69 | struct sti_compositor { | |
| 70 | struct device *dev; | |
| 71 | void __iomem *regs; | |
| 72 | struct sti_compositor_data data; | |
| 73 | struct clk *clk_compo_main; | |
| 74 | struct clk *clk_compo_aux; | |
| 75 | struct clk *clk_pix_main; | |
| 76 | struct clk *clk_pix_aux; | |
| 77 | struct reset_control *rst_main; | |
| 78 | struct reset_control *rst_aux; | |
| 79 | struct sti_mixer *mixer[STI_MAX_MIXER]; | |
| 80 | struct sti_vtg *vtg_main; | |
| 81 | struct sti_vtg *vtg_aux; | |
| 82 | struct sti_layer *layer[STI_MAX_LAYER]; | |
| 83 | int nb_mixers; | |
| 84 | int nb_layers; | |
| d219673d BG |
85 | struct notifier_block vtg_vblank_nb; |
| 86 | }; | |
| 87 | ||
| 88 | #endif |