projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 91884734 KD |
1 | /* |
| 2 | * Samsung S5P G2D - 2D Graphics Accelerator Driver | |
| 3 | * | |
| 4 | * Copyright (c) 2011 Samsung Electronics Co., Ltd. | |
| 5 | * Kamil Debski, <k.debski@samsung.com> | |
| 6 | * | |
| 7 | * This program is free software; you can redistribute it and/or modify | |
| 8 | * it under the terms of the GNU General Public License as published by the | |
| 9 | * Free Software Foundation; either version 2 of the | |
| 10 | * License, or (at your option) any later version | |
| 11 | */ | |
| 12 | ||
| 13 | #include <media/v4l2-device.h> | |
| 14 | #include <media/v4l2-ctrls.h> | |
| 15 | ||
| 16 | #define G2D_NAME "s5p-g2d" | |
| 17 | ||
| 18 | struct g2d_dev { | |
| 19 | struct v4l2_device v4l2_dev; | |
| 20 | struct v4l2_m2m_dev *m2m_dev; | |
| 21 | struct video_device *vfd; | |
| 22 | struct mutex mutex; | |
| 23 | spinlock_t irqlock; | |
| 24 | atomic_t num_inst; | |
| 25 | struct vb2_alloc_ctx *alloc_ctx; | |
| 26 | struct resource *res_regs; | |
| 27 | void __iomem *regs; | |
| 28 | struct clk *clk; | |
| 29 | struct clk *gate; | |
| 30 | struct g2d_ctx *curr; | |
| 31 | int irq; | |
| 32 | wait_queue_head_t irq_queue; | |
| 33 | }; | |
| 34 | ||
| 35 | struct g2d_frame { | |
| 36 | /* Original dimensions */ | |
| 37 | u32 width; | |
| 38 | u32 height; | |
| 39 | /* Crop size */ | |
| 40 | u32 c_width; | |
| 41 | u32 c_height; | |
| 42 | /* Offset */ | |
| 43 | u32 o_width; | |
| 44 | u32 o_height; | |
| 45 | /* Image format */ | |
| 46 | struct g2d_fmt *fmt; | |
| 47 | /* Variables that can calculated once and reused */ | |
| 48 | u32 stride; | |
| 49 | u32 bottom; | |
| 50 | u32 right; | |
| 51 | u32 size; | |
| 52 | }; | |
| 53 | ||
| 54 | struct g2d_ctx { | |
| 55 | struct v4l2_fh fh; | |
| 56 | struct g2d_dev *dev; | |
| 57 | struct v4l2_m2m_ctx *m2m_ctx; | |
| 58 | struct g2d_frame in; | |
| 59 | struct g2d_frame out; | |
| d0d28326 SK |
60 | struct v4l2_ctrl *ctrl_hflip; |
| 61 | struct v4l2_ctrl *ctrl_vflip; | |
| 91884734 KD |
62 | struct v4l2_ctrl_handler ctrl_handler; |
| 63 | u32 rop; | |
| d0d28326 | 64 | u32 flip; |
| 91884734 KD |
65 | }; |
| 66 | ||
| 67 | struct g2d_fmt { | |
| 68 | char *name; | |
| 69 | u32 fourcc; | |
| 70 | int depth; | |
| 71 | u32 hw; | |
| 72 | }; | |
| 73 | ||
| 74 | ||
| 75 | void g2d_reset(struct g2d_dev *d); | |
| 76 | void g2d_set_src_size(struct g2d_dev *d, struct g2d_frame *f); | |
| 77 | void g2d_set_src_addr(struct g2d_dev *d, dma_addr_t a); | |
| 78 | void g2d_set_dst_size(struct g2d_dev *d, struct g2d_frame *f); | |
| 79 | void g2d_set_dst_addr(struct g2d_dev *d, dma_addr_t a); | |
| 80 | void g2d_start(struct g2d_dev *d); | |
| 81 | void g2d_clear_int(struct g2d_dev *d); | |
| 82 | void g2d_set_rop4(struct g2d_dev *d, u32 r); | |
| d0d28326 | 83 | void g2d_set_flip(struct g2d_dev *d, u32 r); |
| 91884734 KD |
84 | u32 g2d_cmd_stretch(u32 e); |
| 85 | void g2d_set_cmd(struct g2d_dev *d, u32 c); | |
| 86 | ||
| 87 |