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Staging: solo6x10: Add kconfig/kbuild fairy dust for solo6x10
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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>
29#include <linux/wait.h>
30#include <asm/io.h>
31#include <asm/atomic.h>
32
33#include <linux/videodev2.h>
34#include <media/v4l2-dev.h>
35#include <media/videobuf-core.h>
36
37#include "solo6010-registers.h"
38
39#ifndef PCI_VENDOR_ID_SOFTLOGIC
40#define PCI_VENDOR_ID_SOFTLOGIC 0x9413
41#define PCI_DEVICE_ID_SOLO6010 0x6010
42#endif
43
44#ifndef PCI_VENDOR_ID_BLUECHERRY
45#define PCI_VENDOR_ID_BLUECHERRY 0x1BB3
46/* Neugent Softlogic 6010 based cards */
47#define PCI_DEVICE_ID_NEUSOLO_4 0x4304
48#define PCI_DEVICE_ID_NEUSOLO_9 0x4309
49#define PCI_DEVICE_ID_NEUSOLO_16 0x4310
50/* Commell Softlogic 6010 based cards */
51#define PCI_DEVICE_ID_COMMSOLO_4 0x4E04
52#define PCI_DEVICE_ID_COMMSOLO_9 0x4E09
53#define PCI_DEVICE_ID_COMMSOLO_16 0x4E10
54#endif /* Bluecherry */
55
56#define SOLO6010_NAME "solo6010"
57
58#define SOLO_MAX_CHANNELS 16
59
60/* Make sure these two match */
61#define SOLO6010_VERSION "2.0.0"
62#define SOLO6010_VER_MAJOR 2
63#define SOLO6010_VER_MINOR 0
64#define SOLO6010_VER_SUB 0
65#define SOLO6010_VER_NUM \
66 KERNEL_VERSION(SOLO6010_VER_MAJOR, SOLO6010_VER_MINOR, SOLO6010_VER_SUB)
67
68/*
69 * The SOLO6010 actually has 8 i2c channels, but we only use 2.
70 * 0 - Techwell chip(s)
71 * 1 - SAA7128
72 */
73#define SOLO_I2C_ADAPTERS 2
74#define SOLO_I2C_TW 0
75#define SOLO_I2C_SAA 1
76
77/* DMA Engine setup */
78#define SOLO_NR_P2M 4
79#define SOLO_NR_P2M_DESC 256
80#define SOLO_P2M_DESC_SIZE (SOLO_NR_P2M_DESC * 16)
81/* MPEG and JPEG share the same interrupt and locks so they must be together
82 * in the same dma channel. */
83#define SOLO_P2M_DMA_ID_MP4E 0
84#define SOLO_P2M_DMA_ID_JPEG 0
85#define SOLO_P2M_DMA_ID_MP4D 1
86#define SOLO_P2M_DMA_ID_G723D 1
87#define SOLO_P2M_DMA_ID_DISP 2
88#define SOLO_P2M_DMA_ID_OSG 2
89#define SOLO_P2M_DMA_ID_G723E 3
90#define SOLO_P2M_DMA_ID_VIN 3
91
92/* Encoder standard modes */
93#define SOLO_ENC_MODE_CIF 2
94#define SOLO_ENC_MODE_HD1 1
95#define SOLO_ENC_MODE_D1 9
96
97#define SOLO_DEFAULT_GOP 30
98#define SOLO_DEFAULT_QP 3
99
100/* There is 8MB memory available for solo to buffer MPEG4 frames.
101 * This gives us 512 * 16kbyte queues. */
102#define SOLO_NR_RING_BUFS 512
103
104#define SOLO_CLOCK_MHZ 108
105
106#ifndef V4L2_BUF_FLAG_MOTION_ON
107#define V4L2_BUF_FLAG_MOTION_ON 0x0400
108#define V4L2_BUF_FLAG_MOTION_DETECTED 0x0800
109#endif
110#ifndef V4L2_CID_MOTION_ENABLE
111#define PRIVATE_CIDS
112#define V4L2_CID_MOTION_ENABLE (V4L2_CID_PRIVATE_BASE+0)
113#define V4L2_CID_MOTION_THRESHOLD (V4L2_CID_PRIVATE_BASE+1)
114#define V4L2_CID_MOTION_TRACE (V4L2_CID_PRIVATE_BASE+2)
115#endif
116
117enum SOLO_I2C_STATE {
118 IIC_STATE_IDLE,
119 IIC_STATE_START,
120 IIC_STATE_READ,
121 IIC_STATE_WRITE,
122 IIC_STATE_STOP
123};
124
125struct solo_p2m_dev {
126 struct semaphore sem;
127 struct completion completion;
128 int error;
129 u8 desc[SOLO_P2M_DESC_SIZE];
130};
131
132#define OSD_TEXT_MAX 30
133
134enum solo_enc_types {
135 SOLO_ENC_TYPE_STD,
136 SOLO_ENC_TYPE_EXT,
137};
138
139struct solo_enc_dev {
140 struct solo6010_dev *solo_dev;
141 /* V4L2 Items */
142 struct video_device *vfd;
143 /* General accounting */
144 wait_queue_head_t thread_wait;
145 spinlock_t lock;
146 atomic_t readers;
147 u8 ch;
148 u8 mode, gop, qp, interlaced, interval;
149 u8 reset_gop;
150 u8 bw_weight;
151 u8 motion_detected;
152 u16 motion_thresh;
153 u16 width;
154 u16 height;
155 char osd_text[OSD_TEXT_MAX + 1];
156};
157
158struct solo_enc_buf {
159 u8 vop;
160 u8 ch;
161 enum solo_enc_types type;
162 u32 off;
163 u32 size;
164 u32 jpeg_off;
165 u32 jpeg_size;
166 struct timeval ts;
167};
168
169/* The SOLO6010 PCI Device */
170struct solo6010_dev {
171 /* General stuff */
172 struct pci_dev *pdev;
173 u8 __iomem *reg_base;
174 int nr_chans;
175 int nr_ext;
176 u32 irq_mask;
177 u32 motion_mask;
178 spinlock_t reg_io_lock;
179
180 /* tw28xx accounting */
181 u8 tw2864, tw2815;
182 u8 tw28_cnt;
183
184 /* i2c related items */
185 struct i2c_adapter i2c_adap[SOLO_I2C_ADAPTERS];
186 enum SOLO_I2C_STATE i2c_state;
187 struct semaphore i2c_sem;
188 int i2c_id;
189 wait_queue_head_t i2c_wait;
190 struct i2c_msg *i2c_msg;
191 unsigned int i2c_msg_num;
192 unsigned int i2c_msg_ptr;
193
194 /* P2M DMA Engine */
195 struct solo_p2m_dev p2m_dev[SOLO_NR_P2M];
196
197 /* V4L2 Display items */
198 struct video_device *vfd;
199 unsigned int erasing;
200 unsigned int frame_blank;
201 u8 cur_disp_ch;
202 wait_queue_head_t disp_thread_wait;
203
204 /* V4L2 Encoder items */
205 struct solo_enc_dev *v4l2_enc[SOLO_MAX_CHANNELS];
206 u16 enc_bw_remain;
207 /* IDX into hw mp4 encoder */
208 u8 enc_idx;
209 /* Our software ring of enc buf references */
210 u16 enc_wr_idx;
211 struct solo_enc_buf enc_buf[SOLO_NR_RING_BUFS];
212
213 /* Current video settings */
214 u32 video_type;
215 u16 video_hsize, video_vsize;
216 u16 vout_hstart, vout_vstart;
217 u16 vin_hstart, vin_vstart;
218 u8 fps;
219
220 /* Audio components */
221 struct snd_card *snd_card;
222 struct snd_pcm *snd_pcm;
223 atomic_t snd_users;
224 int g723_hw_idx;
225};
226
227static inline u32 solo_reg_read(struct solo6010_dev *solo_dev, int reg)
228{
229 unsigned long flags;
230 u32 ret;
231 u16 val;
232
233 spin_lock_irqsave(&solo_dev->reg_io_lock, flags);
234
235 ret = readl(solo_dev->reg_base + reg);
236 rmb();
237 pci_read_config_word(solo_dev->pdev, PCI_STATUS, &val);
238 rmb();
239
240 spin_unlock_irqrestore(&solo_dev->reg_io_lock, flags);
241
242 return ret;
243}
244
245static inline void solo_reg_write(struct solo6010_dev *solo_dev, int reg,
246 u32 data)
247{
248 unsigned long flags;
249 u16 val;
250
251 spin_lock_irqsave(&solo_dev->reg_io_lock, flags);
252
253 writel(data, solo_dev->reg_base + reg);
254 wmb();
255 pci_read_config_word(solo_dev->pdev, PCI_STATUS, &val);
256 rmb();
257
258 spin_unlock_irqrestore(&solo_dev->reg_io_lock, flags);
259}
260
261void solo6010_irq_on(struct solo6010_dev *solo_dev, u32 mask);
262void solo6010_irq_off(struct solo6010_dev *solo_dev, u32 mask);
263
264/* Init/exit routeines for subsystems */
265int solo_disp_init(struct solo6010_dev *solo_dev);
266void solo_disp_exit(struct solo6010_dev *solo_dev);
267
268int solo_gpio_init(struct solo6010_dev *solo_dev);
269void solo_gpio_exit(struct solo6010_dev *solo_dev);
270
271int solo_i2c_init(struct solo6010_dev *solo_dev);
272void solo_i2c_exit(struct solo6010_dev *solo_dev);
273
274int solo_p2m_init(struct solo6010_dev *solo_dev);
275void solo_p2m_exit(struct solo6010_dev *solo_dev);
276
277int solo_v4l2_init(struct solo6010_dev *solo_dev);
278void solo_v4l2_exit(struct solo6010_dev *solo_dev);
279
280int solo_enc_init(struct solo6010_dev *solo_dev);
281void solo_enc_exit(struct solo6010_dev *solo_dev);
282
283int solo_enc_v4l2_init(struct solo6010_dev *solo_dev);
284void solo_enc_v4l2_exit(struct solo6010_dev *solo_dev);
285
286int solo_g723_init(struct solo6010_dev *solo_dev);
287void solo_g723_exit(struct solo6010_dev *solo_dev);
288
289/* ISR's */
290int solo_i2c_isr(struct solo6010_dev *solo_dev);
291void solo_p2m_isr(struct solo6010_dev *solo_dev, int id);
292void solo_p2m_error_isr(struct solo6010_dev *solo_dev, u32 status);
293void solo_enc_v4l2_isr(struct solo6010_dev *solo_dev);
294void solo_g723_isr(struct solo6010_dev *solo_dev);
295void solo_motion_isr(struct solo6010_dev *solo_dev);
296void solo_video_in_isr(struct solo6010_dev *solo_dev);
297
298/* i2c read/write */
299u8 solo_i2c_readbyte(struct solo6010_dev *solo_dev, int id, u8 addr, u8 off);
300void solo_i2c_writebyte(struct solo6010_dev *solo_dev, int id, u8 addr, u8 off,
301 u8 data);
302
303/* P2M DMA */
304int solo_p2m_dma_t(struct solo6010_dev *solo_dev, u8 id, int wr,
305 dma_addr_t dma_addr, u32 ext_addr, u32 size);
306int solo_p2m_dma(struct solo6010_dev *solo_dev, u8 id, int wr,
307 void *sys_addr, u32 ext_addr, u32 size);
308
309/* Set the threshold for motion detection */
310void solo_set_motion_threshold(struct solo6010_dev *solo_dev, u8 ch, u16 val);
311#define SOLO_DEF_MOT_THRESH 0x0300
312
313/* Write text on OSD */
314int solo_osd_print(struct solo_enc_dev *solo_enc);
315
316#endif /* __SOLO6010_H */