2 * Coda multi-standard codec IP
4 * Copyright (C) 2012 Vista Silicon S.L.
5 * Javier Martin, <javier.martin@vista-silicon.com>
7 * Copyright (C) 2012-2014 Philipp Zabel, Pengutronix
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
15 #include <linux/debugfs.h>
16 #include <linux/irqreturn.h>
17 #include <linux/mutex.h>
18 #include <linux/kfifo.h>
19 #include <linux/videodev2.h>
21 #include <media/v4l2-ctrls.h>
22 #include <media/v4l2-device.h>
23 #include <media/v4l2-fh.h>
24 #include <media/videobuf2-core.h>
26 #include "coda_regs.h"
28 #define CODA_MAX_FRAMEBUFFERS 8
29 #define CODA_MAX_FRAME_SIZE 0x100000
30 #define FMO_SLICE_SAVE_BUF_SIZE (32)
50 enum coda_product product
;
51 const struct coda_codec
*codecs
;
52 unsigned int num_codecs
;
62 struct debugfs_blob_wrapper blob
;
63 struct dentry
*dentry
;
67 struct v4l2_device v4l2_dev
;
68 struct video_device vfd
[2];
69 struct platform_device
*plat_dev
;
70 const struct coda_devtype
*devtype
;
72 void __iomem
*regs_base
;
75 struct reset_control
*rstc
;
77 struct coda_aux_buf codebuf
;
78 struct coda_aux_buf tempbuf
;
79 struct coda_aux_buf workbuf
;
80 struct gen_pool
*iram_pool
;
81 struct coda_aux_buf iram
;
84 struct mutex dev_mutex
;
85 struct mutex coda_mutex
;
86 struct workqueue_struct
*workqueue
;
87 struct v4l2_m2m_dev
*m2m_dev
;
88 struct vb2_alloc_ctx
*alloc_ctx
;
89 struct list_head instances
;
90 unsigned long instance_mask
;
91 struct dentry
*debugfs_root
;
102 struct coda_huff_tab
;
110 u8 h264_deblk_enabled
;
119 enum v4l2_mpeg_video_multi_slice_mode slice_mode
;
126 struct coda_timestamp
{
127 struct list_head list
;
129 struct v4l2_timecode timecode
;
130 struct timeval timestamp
;
133 /* Per-queue, driver-specific private data */
137 unsigned int bytesperline
;
138 unsigned int sizeimage
;
140 struct v4l2_rect rect
;
143 struct coda_iram_info
{
145 phys_addr_t buf_bit_use
;
146 phys_addr_t buf_ip_ac_dc_use
;
147 phys_addr_t buf_dbk_y_use
;
148 phys_addr_t buf_dbk_c_use
;
149 phys_addr_t buf_ovl_use
;
150 phys_addr_t buf_btp_use
;
151 phys_addr_t search_ram_paddr
;
154 phys_addr_t next_paddr
;
157 struct gdi_tiled_map
{
164 #define GDI_LINEAR_FRAME_MAP 0
169 struct coda_context_ops
{
170 int (*queue_init
)(void *priv
, struct vb2_queue
*src_vq
,
171 struct vb2_queue
*dst_vq
);
172 int (*start_streaming
)(struct coda_ctx
*ctx
);
173 int (*prepare_run
)(struct coda_ctx
*ctx
);
174 void (*finish_run
)(struct coda_ctx
*ctx
);
175 void (*seq_end_work
)(struct work_struct
*work
);
176 void (*release
)(struct coda_ctx
*ctx
);
180 struct coda_dev
*dev
;
181 struct mutex buffer_mutex
;
182 struct list_head list
;
183 struct work_struct pic_run_work
;
184 struct work_struct seq_end_work
;
185 struct completion completion
;
186 const struct coda_context_ops
*ops
;
195 struct coda_q_data q_data
[2];
196 enum coda_inst_type inst_type
;
197 const struct coda_codec
*codec
;
198 enum v4l2_colorspace colorspace
;
199 struct coda_params params
;
200 struct v4l2_ctrl_handler ctrls
;
204 char vpu_header
[3][64];
205 int vpu_header_size
[3];
206 struct kfifo bitstream_fifo
;
207 struct mutex bitstream_mutex
;
208 struct coda_aux_buf bitstream
;
210 struct coda_aux_buf parabuf
;
211 struct coda_aux_buf psbuf
;
212 struct coda_aux_buf slicebuf
;
213 struct coda_aux_buf internal_frames
[CODA_MAX_FRAMEBUFFERS
];
214 u32 frame_types
[CODA_MAX_FRAMEBUFFERS
];
215 struct coda_timestamp frame_timestamps
[CODA_MAX_FRAMEBUFFERS
];
216 u32 frame_errors
[CODA_MAX_FRAMEBUFFERS
];
217 struct list_head timestamp_list
;
218 struct coda_aux_buf workbuf
;
219 int num_internal_frames
;
222 struct coda_iram_info iram_info
;
223 struct gdi_tiled_map tiled_map
;
224 u32 bit_stream_param
;
228 struct dentry
*debugfs_entry
;