2 * Driver for the Conexant CX23885 PCIe bridge
4 * Copyright (c) 2006 Steven Toth <stoth@linuxtv.org>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
18 #include <linux/pci.h>
19 #include <linux/i2c.h>
20 #include <linux/kdev_t.h>
21 #include <linux/slab.h>
23 #include <media/v4l2-device.h>
24 #include <media/v4l2-fh.h>
25 #include <media/v4l2-ctrls.h>
26 #include <media/tuner.h>
27 #include <media/tveeprom.h>
28 #include <media/videobuf2-dma-sg.h>
29 #include <media/videobuf2-dvb.h>
30 #include <media/rc-core.h>
32 #include "cx23885-reg.h"
33 #include "media/cx2341x.h"
35 #include <linux/mutex.h>
37 #define CX23885_VERSION "0.0.4"
41 #define CX23885_MAXBOARDS 8
43 /* Max number of inputs by card */
44 #define MAX_CX23885_INPUT 8
45 #define INPUT(nr) (&cx23885_boards[dev->board].input[nr])
47 #define BUFFER_TIMEOUT (HZ) /* 0.5 seconds */
49 #define CX23885_BOARD_NOAUTO UNSET
50 #define CX23885_BOARD_UNKNOWN 0
51 #define CX23885_BOARD_HAUPPAUGE_HVR1800lp 1
52 #define CX23885_BOARD_HAUPPAUGE_HVR1800 2
53 #define CX23885_BOARD_HAUPPAUGE_HVR1250 3
54 #define CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP 4
55 #define CX23885_BOARD_HAUPPAUGE_HVR1500Q 5
56 #define CX23885_BOARD_HAUPPAUGE_HVR1500 6
57 #define CX23885_BOARD_HAUPPAUGE_HVR1200 7
58 #define CX23885_BOARD_HAUPPAUGE_HVR1700 8
59 #define CX23885_BOARD_HAUPPAUGE_HVR1400 9
60 #define CX23885_BOARD_DVICO_FUSIONHDTV_7_DUAL_EXP 10
61 #define CX23885_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL_EXP 11
62 #define CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H 12
63 #define CX23885_BOARD_COMPRO_VIDEOMATE_E650F 13
64 #define CX23885_BOARD_TBS_6920 14
65 #define CX23885_BOARD_TEVII_S470 15
66 #define CX23885_BOARD_DVBWORLD_2005 16
67 #define CX23885_BOARD_NETUP_DUAL_DVBS2_CI 17
68 #define CX23885_BOARD_HAUPPAUGE_HVR1270 18
69 #define CX23885_BOARD_HAUPPAUGE_HVR1275 19
70 #define CX23885_BOARD_HAUPPAUGE_HVR1255 20
71 #define CX23885_BOARD_HAUPPAUGE_HVR1210 21
72 #define CX23885_BOARD_MYGICA_X8506 22
73 #define CX23885_BOARD_MAGICPRO_PROHDTVE2 23
74 #define CX23885_BOARD_HAUPPAUGE_HVR1850 24
75 #define CX23885_BOARD_COMPRO_VIDEOMATE_E800 25
76 #define CX23885_BOARD_HAUPPAUGE_HVR1290 26
77 #define CX23885_BOARD_MYGICA_X8558PRO 27
78 #define CX23885_BOARD_LEADTEK_WINFAST_PXTV1200 28
79 #define CX23885_BOARD_GOTVIEW_X5_3D_HYBRID 29
80 #define CX23885_BOARD_NETUP_DUAL_DVB_T_C_CI_RF 30
81 #define CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H_XC4000 31
82 #define CX23885_BOARD_MPX885 32
83 #define CX23885_BOARD_MYGICA_X8507 33
84 #define CX23885_BOARD_TERRATEC_CINERGY_T_PCIE_DUAL 34
85 #define CX23885_BOARD_TEVII_S471 35
86 #define CX23885_BOARD_HAUPPAUGE_HVR1255_22111 36
87 #define CX23885_BOARD_PROF_8000 37
88 #define CX23885_BOARD_HAUPPAUGE_HVR4400 38
89 #define CX23885_BOARD_AVERMEDIA_HC81R 39
90 #define CX23885_BOARD_TBS_6981 40
91 #define CX23885_BOARD_TBS_6980 41
92 #define CX23885_BOARD_LEADTEK_WINFAST_PXPVR2200 42
93 #define CX23885_BOARD_HAUPPAUGE_IMPACTVCBE 43
94 #define CX23885_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL_EXP2 44
95 #define CX23885_BOARD_DVBSKY_T9580 45
97 #define GPIO_0 0x00000001
98 #define GPIO_1 0x00000002
99 #define GPIO_2 0x00000004
100 #define GPIO_3 0x00000008
101 #define GPIO_4 0x00000010
102 #define GPIO_5 0x00000020
103 #define GPIO_6 0x00000040
104 #define GPIO_7 0x00000080
105 #define GPIO_8 0x00000100
106 #define GPIO_9 0x00000200
107 #define GPIO_10 0x00000400
108 #define GPIO_11 0x00000800
109 #define GPIO_12 0x00001000
110 #define GPIO_13 0x00002000
111 #define GPIO_14 0x00004000
112 #define GPIO_15 0x00008000
114 /* Currently unsupported by the driver: PAL/H, NTSC/Kr, SECAM B/G/H/LC */
115 #define CX23885_NORMS (\
116 V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_443 | \
117 V4L2_STD_PAL_BG | V4L2_STD_PAL_DK | V4L2_STD_PAL_I | \
118 V4L2_STD_PAL_M | V4L2_STD_PAL_N | V4L2_STD_PAL_Nc | \
119 V4L2_STD_PAL_60 | V4L2_STD_SECAM_L | V4L2_STD_SECAM_DK)
123 u32 fourcc; /* v4l2 format id */
129 struct cx23885_tvnorm {
137 CX23885_VMUX_COMPOSITE1 = 1,
138 CX23885_VMUX_COMPOSITE2,
139 CX23885_VMUX_COMPOSITE3,
140 CX23885_VMUX_COMPOSITE4,
142 CX23885_VMUX_COMPONENT,
143 CX23885_VMUX_TELEVISION,
150 enum cx23885_src_sel_type {
151 CX23885_SRC_SEL_EXT_656_VIDEO = 0,
152 CX23885_SRC_SEL_PARALLEL_MPEG_VIDEO
155 struct cx23885_riscmem {
162 /* buffer for one video frame */
163 struct cx23885_buffer {
164 /* common v4l buffer stuff -- must be first */
165 struct vb2_buffer vb;
166 struct list_head queue;
168 /* cx23885 specific */
170 struct cx23885_riscmem risc;
171 struct cx23885_fmt *fmt;
175 struct cx23885_input {
176 enum cx23885_itype type;
179 u32 gpio0, gpio1, gpio2, gpio3;
183 CX23885_MPEG_UNDEFINED = 0,
185 CX23885_ANALOG_VIDEO,
186 CX23885_MPEG_ENCODER,
189 struct cx23885_board {
191 port_t porta, portb, portc;
192 int num_fds_portb, num_fds_portc;
193 unsigned int tuner_type;
194 unsigned int radio_type;
195 unsigned char tuner_addr;
196 unsigned char radio_addr;
197 unsigned int tuner_bus;
199 /* Vendors can and do run the PCIe bridge at different
200 * clock rates, driven physically by crystals on the PCBs.
201 * The core has to accommodate this. This allows the user
202 * to add new boards with new frequencys. The value is
205 * The core framework will default this value based on
206 * current designs, but it can vary.
209 struct cx23885_input input[MAX_CX23885_INPUT];
210 int ci_type; /* for NetUP */
211 /* Force bottom field first during DMA (888 workaround) */
215 struct cx23885_subid {
222 struct cx23885_dev *dev;
227 struct i2c_adapter i2c_adap;
228 struct i2c_client i2c_client;
231 /* 885 registers used for raw addess */
240 struct cx23885_dmaqueue {
241 struct list_head active;
245 struct cx23885_tsport {
246 struct cx23885_dev *dev;
251 struct vb2_dvb_frontends frontends;
254 struct cx23885_dmaqueue mpegq;
270 u32 reg_bd_pkt_status;
272 u32 reg_fifo_ovfl_stat;
279 /* Default register vals */
289 /* Allow a single tsport to have multiple frontends */
291 void (*gate_ctrl)(struct cx23885_tsport *port, int open);
294 /* Workaround for a temp dvb_frontend that the tuner can attached to */
295 struct dvb_frontend analog_fe;
297 struct i2c_client *i2c_client_demod;
298 struct i2c_client *i2c_client_tuner;
300 int (*set_frontend)(struct dvb_frontend *fe);
301 int (*fe_set_voltage)(struct dvb_frontend *fe,
302 fe_sec_voltage_t voltage);
305 struct cx23885_kernel_ir {
306 struct cx23885_dev *cx;
313 struct cx23885_audio_buffer {
315 struct cx23885_riscmem risc;
317 struct scatterlist *sglist;
322 struct cx23885_audio_dev {
323 struct cx23885_dev *dev;
327 struct snd_card *card;
333 unsigned int dma_size;
334 unsigned int period_size;
335 unsigned int num_periods;
337 struct cx23885_audio_buffer *buf;
339 struct snd_pcm_substream *substream;
344 struct v4l2_device v4l2_dev;
345 struct v4l2_ctrl_handler ctrl_handler;
349 unsigned char pci_rev, pci_lat;
350 int pci_bus, pci_slot;
354 spinlock_t pci_irqmask_lock; /* protects mask reg too */
357 /* This valud is board specific and is used to configure the
358 * AV core so we see nice clean and stable video and audio. */
361 /* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
362 struct cx23885_i2c i2c_bus[3];
366 struct mutex gpio_lock;
372 struct cx23885_tsport ts1, ts2;
374 /* sram configuration */
375 struct sram_channel *sram_channels;
378 CX23885_BRIDGE_UNDEFINED = 0,
379 CX23885_BRIDGE_885 = 885,
380 CX23885_BRIDGE_887 = 887,
381 CX23885_BRIDGE_888 = 888,
386 unsigned int audinput; /* Selectable audio input */
389 unsigned int tuner_type;
390 unsigned char tuner_addr;
391 unsigned int tuner_bus;
392 unsigned int radio_type;
393 unsigned char radio_addr;
394 struct v4l2_subdev *sd_cx25840;
395 struct work_struct cx25840_work;
398 struct v4l2_subdev *sd_ir;
399 struct work_struct ir_rx_work;
400 unsigned long ir_rx_notifications;
401 struct work_struct ir_tx_work;
402 unsigned long ir_tx_notifications;
404 struct cx23885_kernel_ir *kernel_ir;
405 atomic_t ir_input_stopping;
409 struct video_device *video_dev;
410 struct video_device *vbi_dev;
413 struct cx23885_fmt *fmt;
414 unsigned int width, height;
417 struct cx23885_dmaqueue vidq;
418 struct vb2_queue vb2_vidq;
419 struct cx23885_dmaqueue vbiq;
420 struct vb2_queue vb2_vbiq;
424 /* MPEG Encoder ONLY settings */
426 struct cx2341x_handler cxhdl;
427 struct video_device *v4l_device;
428 struct vb2_queue vb2_mpegq;
429 struct cx23885_tvnorm encodernorm;
431 /* Analog raw audio */
432 struct cx23885_audio_dev *audio_dev;
436 static inline struct cx23885_dev *to_cx23885(struct v4l2_device *v4l2_dev)
438 return container_of(v4l2_dev, struct cx23885_dev, v4l2_dev);
441 #define call_all(dev, o, f, args...) \
442 v4l2_device_call_all(&dev->v4l2_dev, 0, o, f, ##args)
444 #define CX23885_HW_888_IR (1 << 0)
445 #define CX23885_HW_AV_CORE (1 << 1)
447 #define call_hw(dev, grpid, o, f, args...) \
448 v4l2_device_call_all(&dev->v4l2_dev, grpid, o, f, ##args)
450 extern struct v4l2_subdev *cx23885_find_hw(struct cx23885_dev *dev, u32 hw);
452 #define SRAM_CH01 0 /* Video A */
453 #define SRAM_CH02 1 /* VBI A */
454 #define SRAM_CH03 2 /* Video B */
455 #define SRAM_CH04 3 /* Transport via B */
456 #define SRAM_CH05 4 /* VBI B */
457 #define SRAM_CH06 5 /* Video C */
458 #define SRAM_CH07 6 /* Transport via C */
459 #define SRAM_CH08 7 /* Audio Internal A */
460 #define SRAM_CH09 8 /* Audio Internal B */
461 #define SRAM_CH10 9 /* Audio External */
462 #define SRAM_CH11 10 /* COMB_3D_N */
463 #define SRAM_CH12 11 /* Comb 3D N1 */
464 #define SRAM_CH13 12 /* Comb 3D N2 */
465 #define SRAM_CH14 13 /* MOE Vid */
466 #define SRAM_CH15 14 /* MOE RSLT */
468 struct sram_channel {
482 /* ----------------------------------------------------------- */
484 #define cx_read(reg) readl(dev->lmmio + ((reg)>>2))
485 #define cx_write(reg, value) writel((value), dev->lmmio + ((reg)>>2))
487 #define cx_andor(reg, mask, value) \
488 writel((readl(dev->lmmio+((reg)>>2)) & ~(mask)) |\
489 ((value) & (mask)), dev->lmmio+((reg)>>2))
491 #define cx_set(reg, bit) cx_andor((reg), (bit), (bit))
492 #define cx_clear(reg, bit) cx_andor((reg), (bit), 0)
494 /* ----------------------------------------------------------- */
497 extern int cx23885_sram_channel_setup(struct cx23885_dev *dev,
498 struct sram_channel *ch,
499 unsigned int bpl, u32 risc);
501 extern void cx23885_sram_channel_dump(struct cx23885_dev *dev,
502 struct sram_channel *ch);
504 extern int cx23885_risc_buffer(struct pci_dev *pci, struct cx23885_riscmem *risc,
505 struct scatterlist *sglist,
506 unsigned int top_offset, unsigned int bottom_offset,
507 unsigned int bpl, unsigned int padding, unsigned int lines);
509 extern int cx23885_risc_vbibuffer(struct pci_dev *pci,
510 struct cx23885_riscmem *risc, struct scatterlist *sglist,
511 unsigned int top_offset, unsigned int bottom_offset,
512 unsigned int bpl, unsigned int padding, unsigned int lines);
514 int cx23885_start_dma(struct cx23885_tsport *port,
515 struct cx23885_dmaqueue *q,
516 struct cx23885_buffer *buf);
517 void cx23885_cancel_buffers(struct cx23885_tsport *port);
520 extern void cx23885_gpio_set(struct cx23885_dev *dev, u32 mask);
521 extern void cx23885_gpio_clear(struct cx23885_dev *dev, u32 mask);
522 extern u32 cx23885_gpio_get(struct cx23885_dev *dev, u32 mask);
523 extern void cx23885_gpio_enable(struct cx23885_dev *dev, u32 mask,
526 extern void cx23885_irq_add_enable(struct cx23885_dev *dev, u32 mask);
527 extern void cx23885_irq_enable(struct cx23885_dev *dev, u32 mask);
528 extern void cx23885_irq_disable(struct cx23885_dev *dev, u32 mask);
529 extern void cx23885_irq_remove(struct cx23885_dev *dev, u32 mask);
531 /* ----------------------------------------------------------- */
532 /* cx23885-cards.c */
533 extern struct cx23885_board cx23885_boards[];
534 extern const unsigned int cx23885_bcount;
536 extern struct cx23885_subid cx23885_subids[];
537 extern const unsigned int cx23885_idcount;
539 extern int cx23885_tuner_callback(void *priv, int component,
540 int command, int arg);
541 extern void cx23885_card_list(struct cx23885_dev *dev);
542 extern int cx23885_ir_init(struct cx23885_dev *dev);
543 extern void cx23885_ir_pci_int_enable(struct cx23885_dev *dev);
544 extern void cx23885_ir_fini(struct cx23885_dev *dev);
545 extern void cx23885_gpio_setup(struct cx23885_dev *dev);
546 extern void cx23885_card_setup(struct cx23885_dev *dev);
547 extern void cx23885_card_setup_pre_i2c(struct cx23885_dev *dev);
549 extern int cx23885_dvb_register(struct cx23885_tsport *port);
550 extern int cx23885_dvb_unregister(struct cx23885_tsport *port);
552 extern int cx23885_buf_prepare(struct cx23885_buffer *buf,
553 struct cx23885_tsport *port);
554 extern void cx23885_buf_queue(struct cx23885_tsport *port,
555 struct cx23885_buffer *buf);
556 extern void cx23885_free_buffer(struct cx23885_dev *dev,
557 struct cx23885_buffer *buf);
559 /* ----------------------------------------------------------- */
560 /* cx23885-video.c */
562 extern int cx23885_video_register(struct cx23885_dev *dev);
563 extern void cx23885_video_unregister(struct cx23885_dev *dev);
564 extern int cx23885_video_irq(struct cx23885_dev *dev, u32 status);
565 extern void cx23885_video_wakeup(struct cx23885_dev *dev,
566 struct cx23885_dmaqueue *q, u32 count);
567 int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i);
568 int cx23885_set_input(struct file *file, void *priv, unsigned int i);
569 int cx23885_get_input(struct file *file, void *priv, unsigned int *i);
570 int cx23885_set_frequency(struct file *file, void *priv, const struct v4l2_frequency *f);
571 int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm);
573 /* ----------------------------------------------------------- */
575 extern int cx23885_vbi_fmt(struct file *file, void *priv,
576 struct v4l2_format *f);
577 extern void cx23885_vbi_timeout(unsigned long data);
578 extern struct vb2_ops cx23885_vbi_qops;
579 extern int cx23885_vbi_irq(struct cx23885_dev *dev, u32 status);
582 extern int cx23885_i2c_register(struct cx23885_i2c *bus);
583 extern int cx23885_i2c_unregister(struct cx23885_i2c *bus);
584 extern void cx23885_av_clk(struct cx23885_dev *dev, int enable);
586 /* ----------------------------------------------------------- */
588 extern int cx23885_417_register(struct cx23885_dev *dev);
589 extern void cx23885_417_unregister(struct cx23885_dev *dev);
590 extern int cx23885_irq_417(struct cx23885_dev *dev, u32 status);
591 extern void cx23885_417_check_encoder(struct cx23885_dev *dev);
592 extern void cx23885_mc417_init(struct cx23885_dev *dev);
593 extern int mc417_memory_read(struct cx23885_dev *dev, u32 address, u32 *value);
594 extern int mc417_memory_write(struct cx23885_dev *dev, u32 address, u32 value);
595 extern int mc417_register_read(struct cx23885_dev *dev,
596 u16 address, u32 *value);
597 extern int mc417_register_write(struct cx23885_dev *dev,
598 u16 address, u32 value);
599 extern void mc417_gpio_set(struct cx23885_dev *dev, u32 mask);
600 extern void mc417_gpio_clear(struct cx23885_dev *dev, u32 mask);
601 extern void mc417_gpio_enable(struct cx23885_dev *dev, u32 mask, int asoutput);
603 /* ----------------------------------------------------------- */
605 extern struct cx23885_audio_dev *cx23885_audio_register(
606 struct cx23885_dev *dev);
607 extern void cx23885_audio_unregister(struct cx23885_dev *dev);
608 extern int cx23885_audio_irq(struct cx23885_dev *dev, u32 status, u32 mask);
609 extern int cx23885_risc_databuffer(struct pci_dev *pci,
610 struct cx23885_riscmem *risc,
611 struct scatterlist *sglist,
616 /* ----------------------------------------------------------- */
619 static inline unsigned int norm_maxw(v4l2_std_id norm)
621 return (norm & V4L2_STD_525_60) ? 720 : 768;
624 static inline unsigned int norm_maxh(v4l2_std_id norm)
626 return (norm & V4L2_STD_525_60) ? 480 : 576;