Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wirel...
[deliverable/linux.git] / drivers / staging / solo6x10 / solo6010.h
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1/*
2 * Copyright (C) 2010 Bluecherry, LLC www.bluecherrydvr.com
3 * Copyright (C) 2010 Ben Collins <bcollins@bluecherry.net>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 */
19
20#ifndef __SOLO6010_H
21#define __SOLO6010_H
22
23#include <linux/version.h>
24#include <linux/pci.h>
25#include <linux/i2c.h>
26#include <linux/semaphore.h>
27#include <linux/mutex.h>
28#include <linux/list.h>
af6d2b2a 29#include <linux/delay.h>
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30#include <linux/wait.h>
31#include <asm/io.h>
32#include <asm/atomic.h>
33
34#include <linux/videodev2.h>
35#include <media/v4l2-dev.h>
36#include <media/videobuf-core.h>
37
38#include "solo6010-registers.h"
39
40#ifndef PCI_VENDOR_ID_SOFTLOGIC
41#define PCI_VENDOR_ID_SOFTLOGIC 0x9413
42#define PCI_DEVICE_ID_SOLO6010 0x6010
43#endif
44
45#ifndef PCI_VENDOR_ID_BLUECHERRY
46#define PCI_VENDOR_ID_BLUECHERRY 0x1BB3
47/* Neugent Softlogic 6010 based cards */
48#define PCI_DEVICE_ID_NEUSOLO_4 0x4304
49#define PCI_DEVICE_ID_NEUSOLO_9 0x4309
50#define PCI_DEVICE_ID_NEUSOLO_16 0x4310
51/* Commell Softlogic 6010 based cards */
52#define PCI_DEVICE_ID_COMMSOLO_4 0x4E04
53#define PCI_DEVICE_ID_COMMSOLO_9 0x4E09
54#define PCI_DEVICE_ID_COMMSOLO_16 0x4E10
55#endif /* Bluecherry */
56
57#define SOLO6010_NAME "solo6010"
58
59#define SOLO_MAX_CHANNELS 16
60
61/* Make sure these two match */
62#define SOLO6010_VERSION "2.0.0"
63#define SOLO6010_VER_MAJOR 2
64#define SOLO6010_VER_MINOR 0
65#define SOLO6010_VER_SUB 0
66#define SOLO6010_VER_NUM \
67 KERNEL_VERSION(SOLO6010_VER_MAJOR, SOLO6010_VER_MINOR, SOLO6010_VER_SUB)
68
69/*
70 * The SOLO6010 actually has 8 i2c channels, but we only use 2.
71 * 0 - Techwell chip(s)
72 * 1 - SAA7128
73 */
74#define SOLO_I2C_ADAPTERS 2
75#define SOLO_I2C_TW 0
76#define SOLO_I2C_SAA 1
77
78/* DMA Engine setup */
79#define SOLO_NR_P2M 4
80#define SOLO_NR_P2M_DESC 256
81#define SOLO_P2M_DESC_SIZE (SOLO_NR_P2M_DESC * 16)
82/* MPEG and JPEG share the same interrupt and locks so they must be together
83 * in the same dma channel. */
84#define SOLO_P2M_DMA_ID_MP4E 0
85#define SOLO_P2M_DMA_ID_JPEG 0
86#define SOLO_P2M_DMA_ID_MP4D 1
87#define SOLO_P2M_DMA_ID_G723D 1
88#define SOLO_P2M_DMA_ID_DISP 2
89#define SOLO_P2M_DMA_ID_OSG 2
90#define SOLO_P2M_DMA_ID_G723E 3
91#define SOLO_P2M_DMA_ID_VIN 3
92
93/* Encoder standard modes */
94#define SOLO_ENC_MODE_CIF 2
95#define SOLO_ENC_MODE_HD1 1
96#define SOLO_ENC_MODE_D1 9
97
98#define SOLO_DEFAULT_GOP 30
99#define SOLO_DEFAULT_QP 3
100
101/* There is 8MB memory available for solo to buffer MPEG4 frames.
102 * This gives us 512 * 16kbyte queues. */
103#define SOLO_NR_RING_BUFS 512
104
105#define SOLO_CLOCK_MHZ 108
106
107#ifndef V4L2_BUF_FLAG_MOTION_ON
108#define V4L2_BUF_FLAG_MOTION_ON 0x0400
109#define V4L2_BUF_FLAG_MOTION_DETECTED 0x0800
110#endif
111#ifndef V4L2_CID_MOTION_ENABLE
112#define PRIVATE_CIDS
113#define V4L2_CID_MOTION_ENABLE (V4L2_CID_PRIVATE_BASE+0)
114#define V4L2_CID_MOTION_THRESHOLD (V4L2_CID_PRIVATE_BASE+1)
115#define V4L2_CID_MOTION_TRACE (V4L2_CID_PRIVATE_BASE+2)
116#endif
117
118enum SOLO_I2C_STATE {
119 IIC_STATE_IDLE,
120 IIC_STATE_START,
121 IIC_STATE_READ,
122 IIC_STATE_WRITE,
123 IIC_STATE_STOP
124};
125
126struct solo_p2m_dev {
127 struct semaphore sem;
128 struct completion completion;
129 int error;
130 u8 desc[SOLO_P2M_DESC_SIZE];
131};
132
133#define OSD_TEXT_MAX 30
134
135enum solo_enc_types {
136 SOLO_ENC_TYPE_STD,
137 SOLO_ENC_TYPE_EXT,
138};
139
140struct solo_enc_dev {
141 struct solo6010_dev *solo_dev;
142 /* V4L2 Items */
143 struct video_device *vfd;
144 /* General accounting */
145 wait_queue_head_t thread_wait;
146 spinlock_t lock;
147 atomic_t readers;
148 u8 ch;
149 u8 mode, gop, qp, interlaced, interval;
150 u8 reset_gop;
151 u8 bw_weight;
152 u8 motion_detected;
153 u16 motion_thresh;
154 u16 width;
155 u16 height;
156 char osd_text[OSD_TEXT_MAX + 1];
157};
158
159struct solo_enc_buf {
160 u8 vop;
161 u8 ch;
162 enum solo_enc_types type;
163 u32 off;
164 u32 size;
165 u32 jpeg_off;
166 u32 jpeg_size;
167 struct timeval ts;
168};
169
170/* The SOLO6010 PCI Device */
171struct solo6010_dev {
172 /* General stuff */
173 struct pci_dev *pdev;
174 u8 __iomem *reg_base;
175 int nr_chans;
176 int nr_ext;
177 u32 irq_mask;
178 u32 motion_mask;
179 spinlock_t reg_io_lock;
180
181 /* tw28xx accounting */
ee6351f5 182 u8 tw2865, tw2864, tw2815;
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183 u8 tw28_cnt;
184
185 /* i2c related items */
186 struct i2c_adapter i2c_adap[SOLO_I2C_ADAPTERS];
187 enum SOLO_I2C_STATE i2c_state;
188 struct semaphore i2c_sem;
189 int i2c_id;
190 wait_queue_head_t i2c_wait;
191 struct i2c_msg *i2c_msg;
192 unsigned int i2c_msg_num;
193 unsigned int i2c_msg_ptr;
194
195 /* P2M DMA Engine */
196 struct solo_p2m_dev p2m_dev[SOLO_NR_P2M];
197
198 /* V4L2 Display items */
199 struct video_device *vfd;
200 unsigned int erasing;
201 unsigned int frame_blank;
202 u8 cur_disp_ch;
203 wait_queue_head_t disp_thread_wait;
204
205 /* V4L2 Encoder items */
206 struct solo_enc_dev *v4l2_enc[SOLO_MAX_CHANNELS];
207 u16 enc_bw_remain;
208 /* IDX into hw mp4 encoder */
209 u8 enc_idx;
210 /* Our software ring of enc buf references */
211 u16 enc_wr_idx;
212 struct solo_enc_buf enc_buf[SOLO_NR_RING_BUFS];
213
214 /* Current video settings */
215 u32 video_type;
216 u16 video_hsize, video_vsize;
217 u16 vout_hstart, vout_vstart;
218 u16 vin_hstart, vin_vstart;
219 u8 fps;
220
221 /* Audio components */
222 struct snd_card *snd_card;
223 struct snd_pcm *snd_pcm;
224 atomic_t snd_users;
225 int g723_hw_idx;
226};
227
228static inline u32 solo_reg_read(struct solo6010_dev *solo_dev, int reg)
229{
230 unsigned long flags;
231 u32 ret;
232 u16 val;
233
234 spin_lock_irqsave(&solo_dev->reg_io_lock, flags);
235
236 ret = readl(solo_dev->reg_base + reg);
237 rmb();
238 pci_read_config_word(solo_dev->pdev, PCI_STATUS, &val);
239 rmb();
240
241 spin_unlock_irqrestore(&solo_dev->reg_io_lock, flags);
242
243 return ret;
244}
245
246static inline void solo_reg_write(struct solo6010_dev *solo_dev, int reg,
247 u32 data)
248{
249 unsigned long flags;
250 u16 val;
251
252 spin_lock_irqsave(&solo_dev->reg_io_lock, flags);
253
254 writel(data, solo_dev->reg_base + reg);
255 wmb();
256 pci_read_config_word(solo_dev->pdev, PCI_STATUS, &val);
257 rmb();
258
259 spin_unlock_irqrestore(&solo_dev->reg_io_lock, flags);
260}
261
262void solo6010_irq_on(struct solo6010_dev *solo_dev, u32 mask);
263void solo6010_irq_off(struct solo6010_dev *solo_dev, u32 mask);
264
265/* Init/exit routeines for subsystems */
266int solo_disp_init(struct solo6010_dev *solo_dev);
267void solo_disp_exit(struct solo6010_dev *solo_dev);
268
269int solo_gpio_init(struct solo6010_dev *solo_dev);
270void solo_gpio_exit(struct solo6010_dev *solo_dev);
271
272int solo_i2c_init(struct solo6010_dev *solo_dev);
273void solo_i2c_exit(struct solo6010_dev *solo_dev);
274
275int solo_p2m_init(struct solo6010_dev *solo_dev);
276void solo_p2m_exit(struct solo6010_dev *solo_dev);
277
278int solo_v4l2_init(struct solo6010_dev *solo_dev);
279void solo_v4l2_exit(struct solo6010_dev *solo_dev);
280
281int solo_enc_init(struct solo6010_dev *solo_dev);
282void solo_enc_exit(struct solo6010_dev *solo_dev);
283
284int solo_enc_v4l2_init(struct solo6010_dev *solo_dev);
285void solo_enc_v4l2_exit(struct solo6010_dev *solo_dev);
286
287int solo_g723_init(struct solo6010_dev *solo_dev);
288void solo_g723_exit(struct solo6010_dev *solo_dev);
289
290/* ISR's */
291int solo_i2c_isr(struct solo6010_dev *solo_dev);
292void solo_p2m_isr(struct solo6010_dev *solo_dev, int id);
293void solo_p2m_error_isr(struct solo6010_dev *solo_dev, u32 status);
294void solo_enc_v4l2_isr(struct solo6010_dev *solo_dev);
295void solo_g723_isr(struct solo6010_dev *solo_dev);
296void solo_motion_isr(struct solo6010_dev *solo_dev);
297void solo_video_in_isr(struct solo6010_dev *solo_dev);
298
299/* i2c read/write */
300u8 solo_i2c_readbyte(struct solo6010_dev *solo_dev, int id, u8 addr, u8 off);
301void solo_i2c_writebyte(struct solo6010_dev *solo_dev, int id, u8 addr, u8 off,
302 u8 data);
303
304/* P2M DMA */
305int solo_p2m_dma_t(struct solo6010_dev *solo_dev, u8 id, int wr,
306 dma_addr_t dma_addr, u32 ext_addr, u32 size);
307int solo_p2m_dma(struct solo6010_dev *solo_dev, u8 id, int wr,
308 void *sys_addr, u32 ext_addr, u32 size);
309
310/* Set the threshold for motion detection */
311void solo_set_motion_threshold(struct solo6010_dev *solo_dev, u8 ch, u16 val);
312#define SOLO_DEF_MOT_THRESH 0x0300
313
314/* Write text on OSD */
315int solo_osd_print(struct solo_enc_dev *solo_enc);
316
317#endif /* __SOLO6010_H */
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