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.
21 #include <linux/kernel.h>
22 #include <linux/module.h>
23 #include <linux/pci.h>
24 #include <linux/interrupt.h>
25 #include <linux/videodev2.h>
26 #include <linux/delay.h>
27 #include <linux/sysfs.h>
28 #include <linux/ktime.h>
29 #include <linux/slab.h>
32 #include "solo6x10-tw28.h"
34 MODULE_DESCRIPTION("Softlogic 6x10 MPEG4/H.264/G.723 CODEC V4L2/ALSA Driver");
35 MODULE_AUTHOR("Bluecherry <maintainers@bluecherrydvr.com>");
36 MODULE_VERSION(SOLO6X10_VERSION
);
37 MODULE_LICENSE("GPL");
39 static unsigned video_nr
= -1;
40 module_param(video_nr
, uint
, 0644);
41 MODULE_PARM_DESC(video_nr
, "videoX start number, -1 is autodetect (default)");
43 static int full_eeprom
; /* default is only top 64B */
44 module_param(full_eeprom
, uint
, 0644);
45 MODULE_PARM_DESC(full_eeprom
, "Allow access to full 128B EEPROM (dangerous)");
48 static void solo_set_time(struct solo_dev
*solo_dev
)
54 solo_reg_write(solo_dev
, SOLO_TIMER_SEC
, ts
.tv_sec
);
55 solo_reg_write(solo_dev
, SOLO_TIMER_USEC
, ts
.tv_nsec
/ NSEC_PER_USEC
);
58 static void solo_timer_sync(struct solo_dev
*solo_dev
)
64 if (solo_dev
->type
!= SOLO_DEV_6110
)
67 if (++solo_dev
->time_sync
< 60)
70 solo_dev
->time_sync
= 0;
72 sec
= solo_reg_read(solo_dev
, SOLO_TIMER_SEC
);
73 usec
= solo_reg_read(solo_dev
, SOLO_TIMER_USEC
);
77 diff
= (long)ts
.tv_sec
- (long)sec
;
78 diff
= (diff
* 1000000)
79 + ((long)(ts
.tv_nsec
/ NSEC_PER_USEC
) - (long)usec
);
81 if (diff
> 1000 || diff
< -1000) {
82 solo_set_time(solo_dev
);
84 long usec_lsb
= solo_dev
->usec_lsb
;
89 else if (usec_lsb
> 255)
92 solo_dev
->usec_lsb
= usec_lsb
;
93 solo_reg_write(solo_dev
, SOLO_TIMER_USEC_LSB
,
98 static irqreturn_t
solo_isr(int irq
, void *data
)
100 struct solo_dev
*solo_dev
= data
;
104 status
= solo_reg_read(solo_dev
, SOLO_IRQ_STAT
);
108 /* Acknowledge all interrupts immediately */
109 solo_reg_write(solo_dev
, SOLO_IRQ_STAT
, status
);
111 if (status
& SOLO_IRQ_PCI_ERR
)
112 solo_p2m_error_isr(solo_dev
);
114 for (i
= 0; i
< SOLO_NR_P2M
; i
++)
115 if (status
& SOLO_IRQ_P2M(i
))
116 solo_p2m_isr(solo_dev
, i
);
118 if (status
& SOLO_IRQ_IIC
)
119 solo_i2c_isr(solo_dev
);
121 if (status
& SOLO_IRQ_VIDEO_IN
) {
122 solo_video_in_isr(solo_dev
);
123 solo_timer_sync(solo_dev
);
126 if (status
& SOLO_IRQ_ENCODER
)
127 solo_enc_v4l2_isr(solo_dev
);
129 if (status
& SOLO_IRQ_G723
)
130 solo_g723_isr(solo_dev
);
135 static void free_solo_dev(struct solo_dev
*solo_dev
)
137 struct pci_dev
*pdev
= solo_dev
->pdev
;
139 if (solo_dev
->dev
.parent
)
140 device_unregister(&solo_dev
->dev
);
142 if (solo_dev
->reg_base
) {
143 /* Bring down the sub-devices first */
144 solo_g723_exit(solo_dev
);
145 solo_enc_v4l2_exit(solo_dev
);
146 solo_enc_exit(solo_dev
);
147 solo_v4l2_exit(solo_dev
);
148 solo_disp_exit(solo_dev
);
149 solo_gpio_exit(solo_dev
);
150 solo_p2m_exit(solo_dev
);
151 solo_i2c_exit(solo_dev
);
153 /* Now cleanup the PCI device */
154 solo_irq_off(solo_dev
, ~0);
155 free_irq(pdev
->irq
, solo_dev
);
156 pci_iounmap(pdev
, solo_dev
->reg_base
);
159 pci_release_regions(pdev
);
160 pci_disable_device(pdev
);
161 v4l2_device_unregister(&solo_dev
->v4l2_dev
);
162 pci_set_drvdata(pdev
, NULL
);
167 static ssize_t
eeprom_store(struct device
*dev
, struct device_attribute
*attr
,
168 const char *buf
, size_t count
)
170 struct solo_dev
*solo_dev
=
171 container_of(dev
, struct solo_dev
, dev
);
176 dev_warn(dev
, "EEPROM Write not aligned (truncating)\n");
178 if (!full_eeprom
&& count
> 64) {
179 dev_warn(dev
, "EEPROM Write truncated to 64 bytes\n");
181 } else if (full_eeprom
&& count
> 128) {
182 dev_warn(dev
, "EEPROM Write truncated to 128 bytes\n");
186 solo_eeprom_ewen(solo_dev
, 1);
188 for (i
= full_eeprom
? 0 : 32; i
< min((int)(full_eeprom
? 64 : 32),
189 (int)(count
/ 2)); i
++)
190 solo_eeprom_write(solo_dev
, i
, cpu_to_be16(p
[i
]));
192 solo_eeprom_ewen(solo_dev
, 0);
197 static ssize_t
eeprom_show(struct device
*dev
, struct device_attribute
*attr
,
200 struct solo_dev
*solo_dev
=
201 container_of(dev
, struct solo_dev
, dev
);
203 int count
= (full_eeprom
? 128 : 64);
206 for (i
= (full_eeprom
? 0 : 32); i
< (count
/ 2); i
++)
207 p
[i
] = be16_to_cpu(solo_eeprom_read(solo_dev
, i
));
212 static ssize_t
p2m_timeouts_show(struct device
*dev
,
213 struct device_attribute
*attr
,
216 struct solo_dev
*solo_dev
=
217 container_of(dev
, struct solo_dev
, dev
);
219 return sprintf(buf
, "%d\n", solo_dev
->p2m_timeouts
);
222 static ssize_t
sdram_size_show(struct device
*dev
,
223 struct device_attribute
*attr
,
226 struct solo_dev
*solo_dev
=
227 container_of(dev
, struct solo_dev
, dev
);
229 return sprintf(buf
, "%dMegs\n", solo_dev
->sdram_size
>> 20);
232 static ssize_t
tw28xx_show(struct device
*dev
,
233 struct device_attribute
*attr
,
236 struct solo_dev
*solo_dev
=
237 container_of(dev
, struct solo_dev
, dev
);
239 return sprintf(buf
, "tw2815[%d] tw2864[%d] tw2865[%d]\n",
240 hweight32(solo_dev
->tw2815
),
241 hweight32(solo_dev
->tw2864
),
242 hweight32(solo_dev
->tw2865
));
245 static ssize_t
input_map_show(struct device
*dev
,
246 struct device_attribute
*attr
,
249 struct solo_dev
*solo_dev
=
250 container_of(dev
, struct solo_dev
, dev
);
254 val
= solo_reg_read(solo_dev
, SOLO_VI_CH_SWITCH_0
);
255 out
+= sprintf(out
, "Channel 0 => Input %d\n", val
& 0x1f);
256 out
+= sprintf(out
, "Channel 1 => Input %d\n", (val
>> 5) & 0x1f);
257 out
+= sprintf(out
, "Channel 2 => Input %d\n", (val
>> 10) & 0x1f);
258 out
+= sprintf(out
, "Channel 3 => Input %d\n", (val
>> 15) & 0x1f);
259 out
+= sprintf(out
, "Channel 4 => Input %d\n", (val
>> 20) & 0x1f);
260 out
+= sprintf(out
, "Channel 5 => Input %d\n", (val
>> 25) & 0x1f);
262 val
= solo_reg_read(solo_dev
, SOLO_VI_CH_SWITCH_1
);
263 out
+= sprintf(out
, "Channel 6 => Input %d\n", val
& 0x1f);
264 out
+= sprintf(out
, "Channel 7 => Input %d\n", (val
>> 5) & 0x1f);
265 out
+= sprintf(out
, "Channel 8 => Input %d\n", (val
>> 10) & 0x1f);
266 out
+= sprintf(out
, "Channel 9 => Input %d\n", (val
>> 15) & 0x1f);
267 out
+= sprintf(out
, "Channel 10 => Input %d\n", (val
>> 20) & 0x1f);
268 out
+= sprintf(out
, "Channel 11 => Input %d\n", (val
>> 25) & 0x1f);
270 val
= solo_reg_read(solo_dev
, SOLO_VI_CH_SWITCH_2
);
271 out
+= sprintf(out
, "Channel 12 => Input %d\n", val
& 0x1f);
272 out
+= sprintf(out
, "Channel 13 => Input %d\n", (val
>> 5) & 0x1f);
273 out
+= sprintf(out
, "Channel 14 => Input %d\n", (val
>> 10) & 0x1f);
274 out
+= sprintf(out
, "Channel 15 => Input %d\n", (val
>> 15) & 0x1f);
275 out
+= sprintf(out
, "Spot Output => Input %d\n", (val
>> 20) & 0x1f);
280 static ssize_t
p2m_timeout_store(struct device
*dev
,
281 struct device_attribute
*attr
,
282 const char *buf
, size_t count
)
284 struct solo_dev
*solo_dev
=
285 container_of(dev
, struct solo_dev
, dev
);
287 int ret
= kstrtoul(buf
, 10, &ms
);
289 if (ret
< 0 || ms
> 200)
291 solo_dev
->p2m_jiffies
= msecs_to_jiffies(ms
);
296 static ssize_t
p2m_timeout_show(struct device
*dev
,
297 struct device_attribute
*attr
,
300 struct solo_dev
*solo_dev
=
301 container_of(dev
, struct solo_dev
, dev
);
303 return sprintf(buf
, "%ums\n", jiffies_to_msecs(solo_dev
->p2m_jiffies
));
306 static ssize_t
intervals_show(struct device
*dev
,
307 struct device_attribute
*attr
,
310 struct solo_dev
*solo_dev
=
311 container_of(dev
, struct solo_dev
, dev
);
313 int fps
= solo_dev
->fps
;
316 for (i
= 0; i
< solo_dev
->nr_chans
; i
++) {
317 out
+= sprintf(out
, "Channel %d: %d/%d (0x%08x)\n",
318 i
, solo_dev
->v4l2_enc
[i
]->interval
, fps
,
319 solo_reg_read(solo_dev
, SOLO_CAP_CH_INTV(i
)));
325 static ssize_t
sdram_offsets_show(struct device
*dev
,
326 struct device_attribute
*attr
,
329 struct solo_dev
*solo_dev
=
330 container_of(dev
, struct solo_dev
, dev
);
333 out
+= sprintf(out
, "DISP: 0x%08x @ 0x%08x\n",
337 out
+= sprintf(out
, "EOSD: 0x%08x @ 0x%08x (0x%08x * %d)\n",
339 SOLO_EOSD_EXT_AREA(solo_dev
),
340 SOLO_EOSD_EXT_SIZE(solo_dev
),
341 SOLO_EOSD_EXT_AREA(solo_dev
) /
342 SOLO_EOSD_EXT_SIZE(solo_dev
));
344 out
+= sprintf(out
, "MOTI: 0x%08x @ 0x%08x\n",
345 SOLO_MOTION_EXT_ADDR(solo_dev
),
346 SOLO_MOTION_EXT_SIZE
);
348 out
+= sprintf(out
, "G723: 0x%08x @ 0x%08x\n",
349 SOLO_G723_EXT_ADDR(solo_dev
),
352 out
+= sprintf(out
, "CAPT: 0x%08x @ 0x%08x (0x%08x * %d)\n",
353 SOLO_CAP_EXT_ADDR(solo_dev
),
354 SOLO_CAP_EXT_SIZE(solo_dev
),
356 SOLO_CAP_EXT_SIZE(solo_dev
) / SOLO_CAP_PAGE_SIZE
);
358 out
+= sprintf(out
, "EREF: 0x%08x @ 0x%08x (0x%08x * %d)\n",
359 SOLO_EREF_EXT_ADDR(solo_dev
),
360 SOLO_EREF_EXT_AREA(solo_dev
),
362 SOLO_EREF_EXT_AREA(solo_dev
) / SOLO_EREF_EXT_SIZE
);
364 out
+= sprintf(out
, "MPEG: 0x%08x @ 0x%08x\n",
365 SOLO_MP4E_EXT_ADDR(solo_dev
),
366 SOLO_MP4E_EXT_SIZE(solo_dev
));
368 out
+= sprintf(out
, "JPEG: 0x%08x @ 0x%08x\n",
369 SOLO_JPEG_EXT_ADDR(solo_dev
),
370 SOLO_JPEG_EXT_SIZE(solo_dev
));
375 static ssize_t
sdram_show(struct file
*file
, struct kobject
*kobj
,
376 struct bin_attribute
*a
, char *buf
,
377 loff_t off
, size_t count
)
379 struct device
*dev
= container_of(kobj
, struct device
, kobj
);
380 struct solo_dev
*solo_dev
=
381 container_of(dev
, struct solo_dev
, dev
);
382 const int size
= solo_dev
->sdram_size
;
387 if (off
+ count
> size
)
390 if (solo_p2m_dma(solo_dev
, 0, buf
, off
, count
, 0, 0))
396 static const struct device_attribute solo_dev_attrs
[] = {
397 __ATTR(eeprom
, 0640, eeprom_show
, eeprom_store
),
398 __ATTR(p2m_timeout
, 0644, p2m_timeout_show
, p2m_timeout_store
),
399 __ATTR_RO(p2m_timeouts
),
400 __ATTR_RO(sdram_size
),
402 __ATTR_RO(input_map
),
403 __ATTR_RO(intervals
),
404 __ATTR_RO(sdram_offsets
),
407 static void solo_device_release(struct device
*dev
)
412 static int solo_sysfs_init(struct solo_dev
*solo_dev
)
414 struct bin_attribute
*sdram_attr
= &solo_dev
->sdram_attr
;
415 struct device
*dev
= &solo_dev
->dev
;
419 if (solo_dev
->type
== SOLO_DEV_6110
)
424 dev
->release
= solo_device_release
;
425 dev
->parent
= &solo_dev
->pdev
->dev
;
426 set_dev_node(dev
, dev_to_node(&solo_dev
->pdev
->dev
));
427 dev_set_name(dev
, "%s-%d-%d", driver
, solo_dev
->vfd
->num
,
430 if (device_register(dev
)) {
435 for (i
= 0; i
< ARRAY_SIZE(solo_dev_attrs
); i
++) {
436 if (device_create_file(dev
, &solo_dev_attrs
[i
])) {
437 device_unregister(dev
);
442 sysfs_attr_init(&sdram_attr
->attr
);
443 sdram_attr
->attr
.name
= "sdram";
444 sdram_attr
->attr
.mode
= 0440;
445 sdram_attr
->read
= sdram_show
;
446 sdram_attr
->size
= solo_dev
->sdram_size
;
448 if (device_create_bin_file(dev
, sdram_attr
)) {
449 device_unregister(dev
);
456 static int solo_pci_probe(struct pci_dev
*pdev
, const struct pci_device_id
*id
)
458 struct solo_dev
*solo_dev
;
462 solo_dev
= kzalloc(sizeof(*solo_dev
), GFP_KERNEL
);
463 if (solo_dev
== NULL
)
466 if (id
->driver_data
== SOLO_DEV_6010
)
467 dev_info(&pdev
->dev
, "Probing Softlogic 6010\n");
469 dev_info(&pdev
->dev
, "Probing Softlogic 6110\n");
471 solo_dev
->type
= id
->driver_data
;
472 solo_dev
->pdev
= pdev
;
473 ret
= v4l2_device_register(&pdev
->dev
, &solo_dev
->v4l2_dev
);
477 /* Only for during init */
478 solo_dev
->p2m_jiffies
= msecs_to_jiffies(100);
480 ret
= pci_enable_device(pdev
);
484 pci_set_master(pdev
);
486 /* RETRY/TRDY Timeout disabled */
487 pci_write_config_byte(pdev
, 0x40, 0x00);
488 pci_write_config_byte(pdev
, 0x41, 0x00);
490 ret
= pci_request_regions(pdev
, SOLO6X10_NAME
);
494 solo_dev
->reg_base
= pci_ioremap_bar(pdev
, 0);
495 if (solo_dev
->reg_base
== NULL
) {
500 chip_id
= solo_reg_read(solo_dev
, SOLO_CHIP_OPTION
) &
504 solo_dev
->nr_chans
= 16;
505 solo_dev
->nr_ext
= 5;
508 solo_dev
->nr_chans
= 8;
509 solo_dev
->nr_ext
= 2;
512 dev_warn(&pdev
->dev
, "Invalid chip_id 0x%02x, assuming 4 ch\n",
515 solo_dev
->nr_chans
= 4;
516 solo_dev
->nr_ext
= 1;
519 /* Disable all interrupts to start */
520 solo_irq_off(solo_dev
, ~0);
522 /* Initial global settings */
523 if (solo_dev
->type
== SOLO_DEV_6010
) {
524 solo_dev
->clock_mhz
= 108;
525 solo_dev
->sys_config
= SOLO_SYS_CFG_SDRAM64BIT
526 | SOLO_SYS_CFG_INPUTDIV(25)
527 | SOLO_SYS_CFG_FEEDBACKDIV(solo_dev
->clock_mhz
* 2 - 2)
528 | SOLO_SYS_CFG_OUTDIV(3);
529 solo_reg_write(solo_dev
, SOLO_SYS_CFG
, solo_dev
->sys_config
);
533 solo_dev
->clock_mhz
= 135;
535 if (solo_dev
->clock_mhz
< 125) {
537 divf
= (solo_dev
->clock_mhz
* 4) / 3 - 1;
540 divf
= (solo_dev
->clock_mhz
* 2) / 3 - 1;
543 solo_reg_write(solo_dev
, SOLO_PLL_CONFIG
,
544 (1 << 20) | /* PLL_RANGE */
545 (8 << 15) | /* PLL_DIVR */
548 (1 << 1) /* PLL_FSEN */);
550 solo_dev
->sys_config
= SOLO_SYS_CFG_SDRAM64BIT
;
553 solo_reg_write(solo_dev
, SOLO_SYS_CFG
, solo_dev
->sys_config
);
554 solo_reg_write(solo_dev
, SOLO_TIMER_CLOCK_NUM
,
555 solo_dev
->clock_mhz
- 1);
557 /* PLL locking time of 1ms */
560 ret
= request_irq(pdev
->irq
, solo_isr
, IRQF_SHARED
, SOLO6X10_NAME
,
565 /* Handle this from the start */
566 solo_irq_on(solo_dev
, SOLO_IRQ_PCI_ERR
);
568 ret
= solo_i2c_init(solo_dev
);
572 /* Setup the DMA engine */
573 solo_reg_write(solo_dev
, SOLO_DMA_CTRL
,
574 SOLO_DMA_CTRL_REFRESH_CYCLE(1) |
575 SOLO_DMA_CTRL_SDRAM_SIZE(2) |
576 SOLO_DMA_CTRL_SDRAM_CLK_INVERT
|
577 SOLO_DMA_CTRL_READ_CLK_SELECT
|
578 SOLO_DMA_CTRL_LATENCY(1));
580 /* Undocumented crap */
581 solo_reg_write(solo_dev
, SOLO_DMA_CTRL1
,
582 solo_dev
->type
== SOLO_DEV_6010
? 0x100 : 0x300);
584 if (solo_dev
->type
!= SOLO_DEV_6010
) {
585 solo_dev
->usec_lsb
= 0x3f;
586 solo_set_time(solo_dev
);
589 /* Disable watchdog */
590 solo_reg_write(solo_dev
, SOLO_WATCHDOG
, 0);
592 /* Initialize sub components */
594 ret
= solo_p2m_init(solo_dev
);
598 ret
= solo_disp_init(solo_dev
);
602 ret
= solo_gpio_init(solo_dev
);
606 ret
= solo_tw28_init(solo_dev
);
610 ret
= solo_v4l2_init(solo_dev
, video_nr
);
614 ret
= solo_enc_init(solo_dev
);
618 ret
= solo_enc_v4l2_init(solo_dev
, video_nr
);
622 ret
= solo_g723_init(solo_dev
);
626 ret
= solo_sysfs_init(solo_dev
);
630 /* Now that init is over, set this lower */
631 solo_dev
->p2m_jiffies
= msecs_to_jiffies(20);
636 free_solo_dev(solo_dev
);
640 static void solo_pci_remove(struct pci_dev
*pdev
)
642 struct v4l2_device
*v4l2_dev
= pci_get_drvdata(pdev
);
643 struct solo_dev
*solo_dev
= container_of(v4l2_dev
, struct solo_dev
, v4l2_dev
);
645 free_solo_dev(solo_dev
);
648 static const struct pci_device_id solo_id_table
[] = {
649 /* 6010 based cards */
650 { PCI_DEVICE(PCI_VENDOR_ID_SOFTLOGIC
, PCI_DEVICE_ID_SOLO6010
),
651 .driver_data
= SOLO_DEV_6010
},
652 { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY
, PCI_DEVICE_ID_NEUSOLO_4
),
653 .driver_data
= SOLO_DEV_6010
},
654 { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY
, PCI_DEVICE_ID_NEUSOLO_9
),
655 .driver_data
= SOLO_DEV_6010
},
656 { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY
, PCI_DEVICE_ID_NEUSOLO_16
),
657 .driver_data
= SOLO_DEV_6010
},
658 { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY
, PCI_DEVICE_ID_BC_SOLO_4
),
659 .driver_data
= SOLO_DEV_6010
},
660 { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY
, PCI_DEVICE_ID_BC_SOLO_9
),
661 .driver_data
= SOLO_DEV_6010
},
662 { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY
, PCI_DEVICE_ID_BC_SOLO_16
),
663 .driver_data
= SOLO_DEV_6010
},
664 /* 6110 based cards */
665 { PCI_DEVICE(PCI_VENDOR_ID_SOFTLOGIC
, PCI_DEVICE_ID_SOLO6110
),
666 .driver_data
= SOLO_DEV_6110
},
667 { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY
, PCI_DEVICE_ID_BC_6110_4
),
668 .driver_data
= SOLO_DEV_6110
},
669 { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY
, PCI_DEVICE_ID_BC_6110_8
),
670 .driver_data
= SOLO_DEV_6110
},
671 { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY
, PCI_DEVICE_ID_BC_6110_16
),
672 .driver_data
= SOLO_DEV_6110
},
676 MODULE_DEVICE_TABLE(pci
, solo_id_table
);
678 static struct pci_driver solo_pci_driver
= {
679 .name
= SOLO6X10_NAME
,
680 .id_table
= solo_id_table
,
681 .probe
= solo_pci_probe
,
682 .remove
= solo_pci_remove
,
685 module_pci_driver(solo_pci_driver
);