2 * Copyright (C) 2010-2013 Bluecherry, LLC <http://www.bluecherrydvr.com>
5 * Ben Collins <bcollins@ubuntu.com>
8 * John Brooks <john.brooks@bluecherry.net>
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
24 #include <linux/pci.h>
25 #include <linux/i2c.h>
26 #include <linux/mutex.h>
27 #include <linux/list.h>
28 #include <linux/wait.h>
29 #include <linux/stringify.h>
31 #include <linux/atomic.h>
32 #include <linux/slab.h>
33 #include <linux/videodev2.h>
35 #include <media/v4l2-dev.h>
36 #include <media/v4l2-device.h>
37 #include <media/v4l2-ctrls.h>
38 #include <media/videobuf2-core.h>
40 #include "solo6x10-regs.h"
42 #ifndef PCI_VENDOR_ID_SOFTLOGIC
43 #define PCI_VENDOR_ID_SOFTLOGIC 0x9413
44 #define PCI_DEVICE_ID_SOLO6010 0x6010
45 #define PCI_DEVICE_ID_SOLO6110 0x6110
48 #ifndef PCI_VENDOR_ID_BLUECHERRY
49 #define PCI_VENDOR_ID_BLUECHERRY 0x1BB3
50 /* Neugent Softlogic 6010 based cards */
51 #define PCI_DEVICE_ID_NEUSOLO_4 0x4304
52 #define PCI_DEVICE_ID_NEUSOLO_9 0x4309
53 #define PCI_DEVICE_ID_NEUSOLO_16 0x4310
54 /* Bluecherry Softlogic 6010 based cards */
55 #define PCI_DEVICE_ID_BC_SOLO_4 0x4E04
56 #define PCI_DEVICE_ID_BC_SOLO_9 0x4E09
57 #define PCI_DEVICE_ID_BC_SOLO_16 0x4E10
58 /* Bluecherry Softlogic 6110 based cards */
59 #define PCI_DEVICE_ID_BC_6110_4 0x5304
60 #define PCI_DEVICE_ID_BC_6110_8 0x5308
61 #define PCI_DEVICE_ID_BC_6110_16 0x5310
62 #endif /* Bluecherry */
64 /* Used in pci_device_id, and solo_dev->type */
65 #define SOLO_DEV_6010 0
66 #define SOLO_DEV_6110 1
68 #define SOLO6X10_NAME "solo6x10"
70 #define SOLO_MAX_CHANNELS 16
72 #define SOLO6X10_VERSION "3.0.0"
75 * The SOLO6x10 actually has 8 i2c channels, but we only use 2.
76 * 0 - Techwell chip(s)
79 #define SOLO_I2C_ADAPTERS 2
81 #define SOLO_I2C_SAA 1
83 /* DMA Engine setup */
85 #define SOLO_NR_P2M_DESC 256
86 #define SOLO_P2M_DESC_SIZE (SOLO_NR_P2M_DESC * 16)
88 /* Encoder standard modes */
89 #define SOLO_ENC_MODE_CIF 2
90 #define SOLO_ENC_MODE_HD1 1
91 #define SOLO_ENC_MODE_D1 9
93 #define SOLO_DEFAULT_QP 3
95 #define SOLO_CID_CUSTOM_BASE (V4L2_CID_USER_BASE | 0xf000)
96 #define V4L2_CID_MOTION_TRACE (SOLO_CID_CUSTOM_BASE+2)
97 #define V4L2_CID_OSD_TEXT (SOLO_CID_CUSTOM_BASE+3)
100 * Motion thresholds are in a table of 64x64 samples, with
101 * each sample representing 16x16 pixels of the source. In
102 * effect, 44x30 samples are used for NTSC, and 44x36 for PAL.
103 * The 5th sample on the 10th row is (10*64)+5 = 645.
105 * Internally it is stored as a 45x45 array (45*16 = 720, which is the
106 * maximum PAL/NTSC width).
108 #define SOLO_MOTION_SZ (45)
110 enum SOLO_I2C_STATE {
118 /* Defined in Table 4-16, Page 68-69 of the 6010 Datasheet */
119 struct solo_p2m_desc {
126 struct solo_p2m_dev {
128 struct completion completion;
131 struct solo_p2m_desc *descs;
135 #define OSD_TEXT_MAX 44
137 struct solo_vb2_buf {
138 struct vb2_buffer vb;
139 struct list_head list;
142 enum solo_enc_types {
147 struct solo_enc_dev {
148 struct solo_dev *solo_dev;
150 struct v4l2_ctrl_handler hdl;
151 struct v4l2_ctrl *md_thresholds;
152 struct video_device *vfd;
153 /* General accounting */
155 spinlock_t motion_lock;
157 u8 mode, gop, qp, interlaced, interval;
162 bool motion_last_state;
163 u8 frames_since_last_motion;
168 char osd_text[OSD_TEXT_MAX + 1];
169 u8 osd_buf[SOLO_EOSD_EXT_SIZE_MAX]
173 unsigned char vop[64];
175 unsigned char jpeg_header[1024];
179 enum solo_enc_types type;
181 struct vb2_queue vidq;
182 struct list_head vidq_active;
185 struct solo_p2m_desc *desc_items;
190 /* The SOLO6x10 PCI Device */
193 struct pci_dev *pdev;
195 unsigned int time_sync;
196 unsigned int usec_lsb;
197 unsigned int clock_mhz;
198 u8 __iomem *reg_base;
203 spinlock_t reg_io_lock;
204 struct v4l2_device v4l2_dev;
206 /* tw28xx accounting */
207 u8 tw2865, tw2864, tw2815;
210 /* i2c related items */
211 struct i2c_adapter i2c_adap[SOLO_I2C_ADAPTERS];
212 enum SOLO_I2C_STATE i2c_state;
213 struct mutex i2c_mutex;
215 wait_queue_head_t i2c_wait;
216 struct i2c_msg *i2c_msg;
217 unsigned int i2c_msg_num;
218 unsigned int i2c_msg_ptr;
221 struct solo_p2m_dev p2m_dev[SOLO_NR_P2M];
224 unsigned int p2m_timeouts;
226 /* V4L2 Display items */
227 struct video_device *vfd;
228 unsigned int erasing;
229 unsigned int frame_blank;
231 wait_queue_head_t disp_thread_wait;
232 struct v4l2_ctrl_handler disp_hdl;
234 /* V4L2 Encoder items */
235 struct solo_enc_dev *v4l2_enc[SOLO_MAX_CHANNELS];
237 /* IDX into hw mp4 encoder */
240 /* Current video settings */
242 u16 video_hsize, video_vsize;
243 u16 vout_hstart, vout_vstart;
244 u16 vin_hstart, vin_vstart;
247 /* JPEG Qp setting */
248 spinlock_t jpeg_qp_lock;
251 /* Audio components */
252 struct snd_card *snd_card;
253 struct snd_pcm *snd_pcm;
260 struct bin_attribute sdram_attr;
261 unsigned int sys_config;
264 struct task_struct *ring_thread;
265 wait_queue_head_t ring_thread_wait;
267 /* VOP_HEADER handling */
272 /* Buffer handling */
273 struct vb2_queue vidq;
274 struct vb2_alloc_ctx *alloc_ctx;
276 struct task_struct *kthread;
280 struct list_head vidq_active;
283 static inline u32 solo_reg_read(struct solo_dev *solo_dev, int reg)
289 spin_lock_irqsave(&solo_dev->reg_io_lock, flags);
291 ret = readl(solo_dev->reg_base + reg);
293 pci_read_config_word(solo_dev->pdev, PCI_STATUS, &val);
296 spin_unlock_irqrestore(&solo_dev->reg_io_lock, flags);
301 static inline void solo_reg_write(struct solo_dev *solo_dev, int reg,
307 spin_lock_irqsave(&solo_dev->reg_io_lock, flags);
309 writel(data, solo_dev->reg_base + reg);
311 pci_read_config_word(solo_dev->pdev, PCI_STATUS, &val);
314 spin_unlock_irqrestore(&solo_dev->reg_io_lock, flags);
317 static inline void solo_irq_on(struct solo_dev *dev, u32 mask)
319 dev->irq_mask |= mask;
320 solo_reg_write(dev, SOLO_IRQ_MASK, dev->irq_mask);
323 static inline void solo_irq_off(struct solo_dev *dev, u32 mask)
325 dev->irq_mask &= ~mask;
326 solo_reg_write(dev, SOLO_IRQ_MASK, dev->irq_mask);
329 /* Init/exit routines for subsystems */
330 int solo_disp_init(struct solo_dev *solo_dev);
331 void solo_disp_exit(struct solo_dev *solo_dev);
333 int solo_gpio_init(struct solo_dev *solo_dev);
334 void solo_gpio_exit(struct solo_dev *solo_dev);
336 int solo_i2c_init(struct solo_dev *solo_dev);
337 void solo_i2c_exit(struct solo_dev *solo_dev);
339 int solo_p2m_init(struct solo_dev *solo_dev);
340 void solo_p2m_exit(struct solo_dev *solo_dev);
342 int solo_v4l2_init(struct solo_dev *solo_dev, unsigned nr);
343 void solo_v4l2_exit(struct solo_dev *solo_dev);
345 int solo_enc_init(struct solo_dev *solo_dev);
346 void solo_enc_exit(struct solo_dev *solo_dev);
348 int solo_enc_v4l2_init(struct solo_dev *solo_dev, unsigned nr);
349 void solo_enc_v4l2_exit(struct solo_dev *solo_dev);
351 int solo_g723_init(struct solo_dev *solo_dev);
352 void solo_g723_exit(struct solo_dev *solo_dev);
355 int solo_i2c_isr(struct solo_dev *solo_dev);
356 void solo_p2m_isr(struct solo_dev *solo_dev, int id);
357 void solo_p2m_error_isr(struct solo_dev *solo_dev);
358 void solo_enc_v4l2_isr(struct solo_dev *solo_dev);
359 void solo_g723_isr(struct solo_dev *solo_dev);
360 void solo_motion_isr(struct solo_dev *solo_dev);
361 void solo_video_in_isr(struct solo_dev *solo_dev);
364 u8 solo_i2c_readbyte(struct solo_dev *solo_dev, int id, u8 addr, u8 off);
365 void solo_i2c_writebyte(struct solo_dev *solo_dev, int id, u8 addr, u8 off,
369 int solo_p2m_dma_t(struct solo_dev *solo_dev, int wr,
370 dma_addr_t dma_addr, u32 ext_addr, u32 size,
371 int repeat, u32 ext_size);
372 int solo_p2m_dma(struct solo_dev *solo_dev, int wr,
373 void *sys_addr, u32 ext_addr, u32 size,
374 int repeat, u32 ext_size);
375 void solo_p2m_fill_desc(struct solo_p2m_desc *desc, int wr,
376 dma_addr_t dma_addr, u32 ext_addr, u32 size,
377 int repeat, u32 ext_size);
378 int solo_p2m_dma_desc(struct solo_dev *solo_dev,
379 struct solo_p2m_desc *desc, dma_addr_t desc_dma,
382 /* Global s_std ioctl */
383 int solo_set_video_type(struct solo_dev *solo_dev, bool is_50hz);
384 void solo_update_mode(struct solo_enc_dev *solo_enc);
386 /* Set the threshold for motion detection */
387 int solo_set_motion_threshold(struct solo_dev *solo_dev, u8 ch, u16 val);
388 int solo_set_motion_block(struct solo_dev *solo_dev, u8 ch,
389 const u16 *thresholds);
390 #define SOLO_DEF_MOT_THRESH 0x0300
392 /* Write text on OSD */
393 int solo_osd_print(struct solo_enc_dev *solo_enc);
395 /* EEPROM commands */
396 unsigned int solo_eeprom_ewen(struct solo_dev *solo_dev, int w_en);
397 __be16 solo_eeprom_read(struct solo_dev *solo_dev, int loc);
398 int solo_eeprom_write(struct solo_dev *solo_dev, int loc,
401 /* JPEG Qp functions */
402 void solo_s_jpeg_qp(struct solo_dev *solo_dev, unsigned int ch,
404 int solo_g_jpeg_qp(struct solo_dev *solo_dev, unsigned int ch);
406 #define CHK_FLAGS(v, flags) (((v) & (flags)) == (flags))
408 #endif /* __SOLO6X10_H */