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 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
20 #include <linux/pci.h>
21 #include <linux/i2c.h>
22 #include <linux/kdev_t.h>
23 #include <linux/slab.h>
25 #include <media/v4l2-device.h>
26 #include <media/v4l2-fh.h>
27 #include <media/v4l2-ctrls.h>
28 #include <media/tuner.h>
29 #include <media/tveeprom.h>
30 #include <media/videobuf2-dma-sg.h>
31 #include <media/videobuf2-dvb.h>
32 #include <media/rc-core.h>
34 #include "cx23885-reg.h"
35 #include "media/drv-intf/cx2341x.h"
37 #include <linux/mutex.h>
39 #define CX23885_VERSION "0.0.4"
43 #define CX23885_MAXBOARDS 8
45 /* Max number of inputs by card */
46 #define MAX_CX23885_INPUT 8
47 #define INPUT(nr) (&cx23885_boards[dev->board].input[nr])
49 #define BUFFER_TIMEOUT (HZ) /* 0.5 seconds */
51 #define CX23885_BOARD_NOAUTO UNSET
52 #define CX23885_BOARD_UNKNOWN 0
53 #define CX23885_BOARD_HAUPPAUGE_HVR1800lp 1
54 #define CX23885_BOARD_HAUPPAUGE_HVR1800 2
55 #define CX23885_BOARD_HAUPPAUGE_HVR1250 3
56 #define CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP 4
57 #define CX23885_BOARD_HAUPPAUGE_HVR1500Q 5
58 #define CX23885_BOARD_HAUPPAUGE_HVR1500 6
59 #define CX23885_BOARD_HAUPPAUGE_HVR1200 7
60 #define CX23885_BOARD_HAUPPAUGE_HVR1700 8
61 #define CX23885_BOARD_HAUPPAUGE_HVR1400 9
62 #define CX23885_BOARD_DVICO_FUSIONHDTV_7_DUAL_EXP 10
63 #define CX23885_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL_EXP 11
64 #define CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H 12
65 #define CX23885_BOARD_COMPRO_VIDEOMATE_E650F 13
66 #define CX23885_BOARD_TBS_6920 14
67 #define CX23885_BOARD_TEVII_S470 15
68 #define CX23885_BOARD_DVBWORLD_2005 16
69 #define CX23885_BOARD_NETUP_DUAL_DVBS2_CI 17
70 #define CX23885_BOARD_HAUPPAUGE_HVR1270 18
71 #define CX23885_BOARD_HAUPPAUGE_HVR1275 19
72 #define CX23885_BOARD_HAUPPAUGE_HVR1255 20
73 #define CX23885_BOARD_HAUPPAUGE_HVR1210 21
74 #define CX23885_BOARD_MYGICA_X8506 22
75 #define CX23885_BOARD_MAGICPRO_PROHDTVE2 23
76 #define CX23885_BOARD_HAUPPAUGE_HVR1850 24
77 #define CX23885_BOARD_COMPRO_VIDEOMATE_E800 25
78 #define CX23885_BOARD_HAUPPAUGE_HVR1290 26
79 #define CX23885_BOARD_MYGICA_X8558PRO 27
80 #define CX23885_BOARD_LEADTEK_WINFAST_PXTV1200 28
81 #define CX23885_BOARD_GOTVIEW_X5_3D_HYBRID 29
82 #define CX23885_BOARD_NETUP_DUAL_DVB_T_C_CI_RF 30
83 #define CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H_XC4000 31
84 #define CX23885_BOARD_MPX885 32
85 #define CX23885_BOARD_MYGICA_X8507 33
86 #define CX23885_BOARD_TERRATEC_CINERGY_T_PCIE_DUAL 34
87 #define CX23885_BOARD_TEVII_S471 35
88 #define CX23885_BOARD_HAUPPAUGE_HVR1255_22111 36
89 #define CX23885_BOARD_PROF_8000 37
90 #define CX23885_BOARD_HAUPPAUGE_HVR4400 38
91 #define CX23885_BOARD_AVERMEDIA_HC81R 39
92 #define CX23885_BOARD_TBS_6981 40
93 #define CX23885_BOARD_TBS_6980 41
94 #define CX23885_BOARD_LEADTEK_WINFAST_PXPVR2200 42
95 #define CX23885_BOARD_HAUPPAUGE_IMPACTVCBE 43
96 #define CX23885_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL_EXP2 44
97 #define CX23885_BOARD_DVBSKY_T9580 45
98 #define CX23885_BOARD_DVBSKY_T980C 46
99 #define CX23885_BOARD_DVBSKY_S950C 47
100 #define CX23885_BOARD_TT_CT2_4500_CI 48
101 #define CX23885_BOARD_DVBSKY_S950 49
102 #define CX23885_BOARD_DVBSKY_S952 50
103 #define CX23885_BOARD_DVBSKY_T982 51
104 #define CX23885_BOARD_HAUPPAUGE_HVR5525 52
105 #define CX23885_BOARD_HAUPPAUGE_STARBURST 53
106 #define CX23885_BOARD_VIEWCAST_260E 54
107 #define CX23885_BOARD_VIEWCAST_460E 55
108 #define CX23885_BOARD_HAUPPAUGE_QUADHD_DVB 56
109 #define CX23885_BOARD_HAUPPAUGE_QUADHD_ATSC 57
111 #define GPIO_0 0x00000001
112 #define GPIO_1 0x00000002
113 #define GPIO_2 0x00000004
114 #define GPIO_3 0x00000008
115 #define GPIO_4 0x00000010
116 #define GPIO_5 0x00000020
117 #define GPIO_6 0x00000040
118 #define GPIO_7 0x00000080
119 #define GPIO_8 0x00000100
120 #define GPIO_9 0x00000200
121 #define GPIO_10 0x00000400
122 #define GPIO_11 0x00000800
123 #define GPIO_12 0x00001000
124 #define GPIO_13 0x00002000
125 #define GPIO_14 0x00004000
126 #define GPIO_15 0x00008000
128 /* Currently unsupported by the driver: PAL/H, NTSC/Kr, SECAM B/G/H/LC */
129 #define CX23885_NORMS (\
130 V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_443 | \
131 V4L2_STD_PAL_BG | V4L2_STD_PAL_DK | V4L2_STD_PAL_I | \
132 V4L2_STD_PAL_M | V4L2_STD_PAL_N | V4L2_STD_PAL_Nc | \
133 V4L2_STD_PAL_60 | V4L2_STD_SECAM_L | V4L2_STD_SECAM_DK)
137 u32 fourcc; /* v4l2 format id */
143 struct cx23885_tvnorm {
151 CX23885_VMUX_COMPOSITE1 = 1,
152 CX23885_VMUX_COMPOSITE2,
153 CX23885_VMUX_COMPOSITE3,
154 CX23885_VMUX_COMPOSITE4,
156 CX23885_VMUX_COMPONENT,
157 CX23885_VMUX_TELEVISION,
164 enum cx23885_src_sel_type {
165 CX23885_SRC_SEL_EXT_656_VIDEO = 0,
166 CX23885_SRC_SEL_PARALLEL_MPEG_VIDEO
169 struct cx23885_riscmem {
176 /* buffer for one video frame */
177 struct cx23885_buffer {
178 /* common v4l buffer stuff -- must be first */
179 struct vb2_v4l2_buffer vb;
180 struct list_head queue;
182 /* cx23885 specific */
184 struct cx23885_riscmem risc;
185 struct cx23885_fmt *fmt;
189 struct cx23885_input {
190 enum cx23885_itype type;
193 u32 gpio0, gpio1, gpio2, gpio3;
197 CX23885_MPEG_UNDEFINED = 0,
199 CX23885_ANALOG_VIDEO,
200 CX23885_MPEG_ENCODER,
203 struct cx23885_board {
205 port_t porta, portb, portc;
206 int num_fds_portb, num_fds_portc;
207 unsigned int tuner_type;
208 unsigned int radio_type;
209 unsigned char tuner_addr;
210 unsigned char radio_addr;
211 unsigned int tuner_bus;
213 /* Vendors can and do run the PCIe bridge at different
214 * clock rates, driven physically by crystals on the PCBs.
215 * The core has to accommodate this. This allows the user
216 * to add new boards with new frequencys. The value is
219 * The core framework will default this value based on
220 * current designs, but it can vary.
223 struct cx23885_input input[MAX_CX23885_INPUT];
224 int ci_type; /* for NetUP */
225 /* Force bottom field first during DMA (888 workaround) */
229 struct cx23885_subid {
236 struct cx23885_dev *dev;
241 struct i2c_adapter i2c_adap;
242 struct i2c_client i2c_client;
245 /* 885 registers used for raw addess */
254 struct cx23885_dmaqueue {
255 struct list_head active;
259 struct cx23885_tsport {
260 struct cx23885_dev *dev;
265 struct vb2_dvb_frontends frontends;
268 struct cx23885_dmaqueue mpegq;
284 u32 reg_bd_pkt_status;
286 u32 reg_fifo_ovfl_stat;
293 /* Default register vals */
303 /* Allow a single tsport to have multiple frontends */
305 void (*gate_ctrl)(struct cx23885_tsport *port, int open);
308 /* Workaround for a temp dvb_frontend that the tuner can attached to */
309 struct dvb_frontend analog_fe;
311 struct i2c_client *i2c_client_demod;
312 struct i2c_client *i2c_client_tuner;
313 struct i2c_client *i2c_client_sec;
314 struct i2c_client *i2c_client_ci;
316 int (*set_frontend)(struct dvb_frontend *fe);
317 int (*fe_set_voltage)(struct dvb_frontend *fe,
318 enum fe_sec_voltage voltage);
321 struct cx23885_kernel_ir {
322 struct cx23885_dev *cx;
329 struct cx23885_audio_buffer {
331 struct cx23885_riscmem risc;
333 struct scatterlist *sglist;
338 struct cx23885_audio_dev {
339 struct cx23885_dev *dev;
343 struct snd_card *card;
349 unsigned int dma_size;
350 unsigned int period_size;
351 unsigned int num_periods;
353 struct cx23885_audio_buffer *buf;
355 struct snd_pcm_substream *substream;
360 struct v4l2_device v4l2_dev;
361 struct v4l2_ctrl_handler ctrl_handler;
365 unsigned char pci_rev, pci_lat;
366 int pci_bus, pci_slot;
370 spinlock_t pci_irqmask_lock; /* protects mask reg too */
373 /* This valud is board specific and is used to configure the
374 * AV core so we see nice clean and stable video and audio. */
377 /* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
378 struct cx23885_i2c i2c_bus[3];
382 struct mutex gpio_lock;
388 struct cx23885_tsport ts1, ts2;
390 /* sram configuration */
391 struct sram_channel *sram_channels;
394 CX23885_BRIDGE_UNDEFINED = 0,
395 CX23885_BRIDGE_885 = 885,
396 CX23885_BRIDGE_887 = 887,
397 CX23885_BRIDGE_888 = 888,
402 unsigned int audinput; /* Selectable audio input */
405 unsigned int tuner_type;
406 unsigned char tuner_addr;
407 unsigned int tuner_bus;
408 unsigned int radio_type;
409 unsigned char radio_addr;
410 struct v4l2_subdev *sd_cx25840;
411 struct work_struct cx25840_work;
414 struct v4l2_subdev *sd_ir;
415 struct work_struct ir_rx_work;
416 unsigned long ir_rx_notifications;
417 struct work_struct ir_tx_work;
418 unsigned long ir_tx_notifications;
420 struct cx23885_kernel_ir *kernel_ir;
421 atomic_t ir_input_stopping;
425 struct video_device *video_dev;
426 struct video_device *vbi_dev;
429 struct cx23885_fmt *fmt;
430 unsigned int width, height;
433 struct cx23885_dmaqueue vidq;
434 struct vb2_queue vb2_vidq;
435 struct cx23885_dmaqueue vbiq;
436 struct vb2_queue vb2_vbiq;
440 /* MPEG Encoder ONLY settings */
442 struct cx2341x_handler cxhdl;
443 struct video_device *v4l_device;
444 struct vb2_queue vb2_mpegq;
445 struct cx23885_tvnorm encodernorm;
447 /* Analog raw audio */
448 struct cx23885_audio_dev *audio_dev;
452 static inline struct cx23885_dev *to_cx23885(struct v4l2_device *v4l2_dev)
454 return container_of(v4l2_dev, struct cx23885_dev, v4l2_dev);
457 #define call_all(dev, o, f, args...) \
458 v4l2_device_call_all(&dev->v4l2_dev, 0, o, f, ##args)
460 #define CX23885_HW_888_IR (1 << 0)
461 #define CX23885_HW_AV_CORE (1 << 1)
463 #define call_hw(dev, grpid, o, f, args...) \
464 v4l2_device_call_all(&dev->v4l2_dev, grpid, o, f, ##args)
466 extern struct v4l2_subdev *cx23885_find_hw(struct cx23885_dev *dev, u32 hw);
468 #define SRAM_CH01 0 /* Video A */
469 #define SRAM_CH02 1 /* VBI A */
470 #define SRAM_CH03 2 /* Video B */
471 #define SRAM_CH04 3 /* Transport via B */
472 #define SRAM_CH05 4 /* VBI B */
473 #define SRAM_CH06 5 /* Video C */
474 #define SRAM_CH07 6 /* Transport via C */
475 #define SRAM_CH08 7 /* Audio Internal A */
476 #define SRAM_CH09 8 /* Audio Internal B */
477 #define SRAM_CH10 9 /* Audio External */
478 #define SRAM_CH11 10 /* COMB_3D_N */
479 #define SRAM_CH12 11 /* Comb 3D N1 */
480 #define SRAM_CH13 12 /* Comb 3D N2 */
481 #define SRAM_CH14 13 /* MOE Vid */
482 #define SRAM_CH15 14 /* MOE RSLT */
484 struct sram_channel {
498 /* ----------------------------------------------------------- */
500 #define cx_read(reg) readl(dev->lmmio + ((reg)>>2))
501 #define cx_write(reg, value) writel((value), dev->lmmio + ((reg)>>2))
503 #define cx_andor(reg, mask, value) \
504 writel((readl(dev->lmmio+((reg)>>2)) & ~(mask)) |\
505 ((value) & (mask)), dev->lmmio+((reg)>>2))
507 #define cx_set(reg, bit) cx_andor((reg), (bit), (bit))
508 #define cx_clear(reg, bit) cx_andor((reg), (bit), 0)
510 /* ----------------------------------------------------------- */
513 extern int cx23885_sram_channel_setup(struct cx23885_dev *dev,
514 struct sram_channel *ch,
515 unsigned int bpl, u32 risc);
517 extern void cx23885_sram_channel_dump(struct cx23885_dev *dev,
518 struct sram_channel *ch);
520 extern int cx23885_risc_buffer(struct pci_dev *pci, struct cx23885_riscmem *risc,
521 struct scatterlist *sglist,
522 unsigned int top_offset, unsigned int bottom_offset,
523 unsigned int bpl, unsigned int padding, unsigned int lines);
525 extern int cx23885_risc_vbibuffer(struct pci_dev *pci,
526 struct cx23885_riscmem *risc, struct scatterlist *sglist,
527 unsigned int top_offset, unsigned int bottom_offset,
528 unsigned int bpl, unsigned int padding, unsigned int lines);
530 int cx23885_start_dma(struct cx23885_tsport *port,
531 struct cx23885_dmaqueue *q,
532 struct cx23885_buffer *buf);
533 void cx23885_cancel_buffers(struct cx23885_tsport *port);
536 extern void cx23885_gpio_set(struct cx23885_dev *dev, u32 mask);
537 extern void cx23885_gpio_clear(struct cx23885_dev *dev, u32 mask);
538 extern u32 cx23885_gpio_get(struct cx23885_dev *dev, u32 mask);
539 extern void cx23885_gpio_enable(struct cx23885_dev *dev, u32 mask,
542 extern void cx23885_irq_add_enable(struct cx23885_dev *dev, u32 mask);
543 extern void cx23885_irq_enable(struct cx23885_dev *dev, u32 mask);
544 extern void cx23885_irq_disable(struct cx23885_dev *dev, u32 mask);
545 extern void cx23885_irq_remove(struct cx23885_dev *dev, u32 mask);
547 /* ----------------------------------------------------------- */
548 /* cx23885-cards.c */
549 extern struct cx23885_board cx23885_boards[];
550 extern const unsigned int cx23885_bcount;
552 extern struct cx23885_subid cx23885_subids[];
553 extern const unsigned int cx23885_idcount;
555 extern int cx23885_tuner_callback(void *priv, int component,
556 int command, int arg);
557 extern void cx23885_card_list(struct cx23885_dev *dev);
558 extern int cx23885_ir_init(struct cx23885_dev *dev);
559 extern void cx23885_ir_pci_int_enable(struct cx23885_dev *dev);
560 extern void cx23885_ir_fini(struct cx23885_dev *dev);
561 extern void cx23885_gpio_setup(struct cx23885_dev *dev);
562 extern void cx23885_card_setup(struct cx23885_dev *dev);
563 extern void cx23885_card_setup_pre_i2c(struct cx23885_dev *dev);
565 extern int cx23885_dvb_register(struct cx23885_tsport *port);
566 extern int cx23885_dvb_unregister(struct cx23885_tsport *port);
568 extern int cx23885_buf_prepare(struct cx23885_buffer *buf,
569 struct cx23885_tsport *port);
570 extern void cx23885_buf_queue(struct cx23885_tsport *port,
571 struct cx23885_buffer *buf);
572 extern void cx23885_free_buffer(struct cx23885_dev *dev,
573 struct cx23885_buffer *buf);
575 /* ----------------------------------------------------------- */
576 /* cx23885-video.c */
578 extern int cx23885_video_register(struct cx23885_dev *dev);
579 extern void cx23885_video_unregister(struct cx23885_dev *dev);
580 extern int cx23885_video_irq(struct cx23885_dev *dev, u32 status);
581 extern void cx23885_video_wakeup(struct cx23885_dev *dev,
582 struct cx23885_dmaqueue *q, u32 count);
583 int cx23885_enum_input(struct cx23885_dev *dev, struct v4l2_input *i);
584 int cx23885_set_input(struct file *file, void *priv, unsigned int i);
585 int cx23885_get_input(struct file *file, void *priv, unsigned int *i);
586 int cx23885_set_frequency(struct file *file, void *priv, const struct v4l2_frequency *f);
587 int cx23885_set_tvnorm(struct cx23885_dev *dev, v4l2_std_id norm);
589 /* ----------------------------------------------------------- */
591 extern int cx23885_vbi_fmt(struct file *file, void *priv,
592 struct v4l2_format *f);
593 extern void cx23885_vbi_timeout(unsigned long data);
594 extern struct vb2_ops cx23885_vbi_qops;
595 extern int cx23885_vbi_irq(struct cx23885_dev *dev, u32 status);
598 extern int cx23885_i2c_register(struct cx23885_i2c *bus);
599 extern int cx23885_i2c_unregister(struct cx23885_i2c *bus);
600 extern void cx23885_av_clk(struct cx23885_dev *dev, int enable);
602 /* ----------------------------------------------------------- */
604 extern int cx23885_417_register(struct cx23885_dev *dev);
605 extern void cx23885_417_unregister(struct cx23885_dev *dev);
606 extern int cx23885_irq_417(struct cx23885_dev *dev, u32 status);
607 extern void cx23885_417_check_encoder(struct cx23885_dev *dev);
608 extern void cx23885_mc417_init(struct cx23885_dev *dev);
609 extern int mc417_memory_read(struct cx23885_dev *dev, u32 address, u32 *value);
610 extern int mc417_memory_write(struct cx23885_dev *dev, u32 address, u32 value);
611 extern int mc417_register_read(struct cx23885_dev *dev,
612 u16 address, u32 *value);
613 extern int mc417_register_write(struct cx23885_dev *dev,
614 u16 address, u32 value);
615 extern void mc417_gpio_set(struct cx23885_dev *dev, u32 mask);
616 extern void mc417_gpio_clear(struct cx23885_dev *dev, u32 mask);
617 extern void mc417_gpio_enable(struct cx23885_dev *dev, u32 mask, int asoutput);
619 /* ----------------------------------------------------------- */
621 extern struct cx23885_audio_dev *cx23885_audio_register(
622 struct cx23885_dev *dev);
623 extern void cx23885_audio_unregister(struct cx23885_dev *dev);
624 extern int cx23885_audio_irq(struct cx23885_dev *dev, u32 status, u32 mask);
625 extern int cx23885_risc_databuffer(struct pci_dev *pci,
626 struct cx23885_riscmem *risc,
627 struct scatterlist *sglist,
632 /* ----------------------------------------------------------- */
635 static inline unsigned int norm_maxh(v4l2_std_id norm)
637 return (norm & V4L2_STD_525_60) ? 480 : 576;