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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> |
faa4fd2a BC |
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 | ||
118 | enum 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 | ||
126 | struct 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 | ||
135 | enum solo_enc_types { | |
136 | SOLO_ENC_TYPE_STD, | |
137 | SOLO_ENC_TYPE_EXT, | |
138 | }; | |
139 | ||
140 | struct 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 | ||
159 | struct 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 */ | |
171 | struct 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; |
faa4fd2a BC |
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 | ||
228 | static 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 | ||
246 | static 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 | ||
262 | void solo6010_irq_on(struct solo6010_dev *solo_dev, u32 mask); | |
263 | void solo6010_irq_off(struct solo6010_dev *solo_dev, u32 mask); | |
264 | ||
265 | /* Init/exit routeines for subsystems */ | |
266 | int solo_disp_init(struct solo6010_dev *solo_dev); | |
267 | void solo_disp_exit(struct solo6010_dev *solo_dev); | |
268 | ||
269 | int solo_gpio_init(struct solo6010_dev *solo_dev); | |
270 | void solo_gpio_exit(struct solo6010_dev *solo_dev); | |
271 | ||
272 | int solo_i2c_init(struct solo6010_dev *solo_dev); | |
273 | void solo_i2c_exit(struct solo6010_dev *solo_dev); | |
274 | ||
275 | int solo_p2m_init(struct solo6010_dev *solo_dev); | |
276 | void solo_p2m_exit(struct solo6010_dev *solo_dev); | |
277 | ||
278 | int solo_v4l2_init(struct solo6010_dev *solo_dev); | |
279 | void solo_v4l2_exit(struct solo6010_dev *solo_dev); | |
280 | ||
281 | int solo_enc_init(struct solo6010_dev *solo_dev); | |
282 | void solo_enc_exit(struct solo6010_dev *solo_dev); | |
283 | ||
284 | int solo_enc_v4l2_init(struct solo6010_dev *solo_dev); | |
285 | void solo_enc_v4l2_exit(struct solo6010_dev *solo_dev); | |
286 | ||
287 | int solo_g723_init(struct solo6010_dev *solo_dev); | |
288 | void solo_g723_exit(struct solo6010_dev *solo_dev); | |
289 | ||
290 | /* ISR's */ | |
291 | int solo_i2c_isr(struct solo6010_dev *solo_dev); | |
292 | void solo_p2m_isr(struct solo6010_dev *solo_dev, int id); | |
293 | void solo_p2m_error_isr(struct solo6010_dev *solo_dev, u32 status); | |
294 | void solo_enc_v4l2_isr(struct solo6010_dev *solo_dev); | |
295 | void solo_g723_isr(struct solo6010_dev *solo_dev); | |
296 | void solo_motion_isr(struct solo6010_dev *solo_dev); | |
297 | void solo_video_in_isr(struct solo6010_dev *solo_dev); | |
298 | ||
299 | /* i2c read/write */ | |
300 | u8 solo_i2c_readbyte(struct solo6010_dev *solo_dev, int id, u8 addr, u8 off); | |
301 | void solo_i2c_writebyte(struct solo6010_dev *solo_dev, int id, u8 addr, u8 off, | |
302 | u8 data); | |
303 | ||
304 | /* P2M DMA */ | |
305 | int solo_p2m_dma_t(struct solo6010_dev *solo_dev, u8 id, int wr, | |
306 | dma_addr_t dma_addr, u32 ext_addr, u32 size); | |
307 | int 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 */ | |
311 | void 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 */ | |
315 | int solo_osd_print(struct solo_enc_dev *solo_enc); | |
316 | ||
317 | #endif /* __SOLO6010_H */ |