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
96 #define CX23885_BOARD_DVBSKY_T980C 46
97 #define CX23885_BOARD_DVBSKY_S950C 47
98 #define CX23885_BOARD_TT_CT2_4500_CI 48
99 #define CX23885_BOARD_DVBSKY_S950 49
100 #define CX23885_BOARD_DVBSKY_S952 50
101 #define CX23885_BOARD_DVBSKY_T982 51
102 #define CX23885_BOARD_HAUPPAUGE_STARBURST 52
104 #define GPIO_0 0x00000001
105 #define GPIO_1 0x00000002
106 #define GPIO_2 0x00000004
107 #define GPIO_3 0x00000008
108 #define GPIO_4 0x00000010
109 #define GPIO_5 0x00000020
110 #define GPIO_6 0x00000040
111 #define GPIO_7 0x00000080
112 #define GPIO_8 0x00000100
113 #define GPIO_9 0x00000200
114 #define GPIO_10 0x00000400
115 #define GPIO_11 0x00000800
116 #define GPIO_12 0x00001000
117 #define GPIO_13 0x00002000
118 #define GPIO_14 0x00004000
119 #define GPIO_15 0x00008000
121 /* Currently unsupported by the driver: PAL/H, NTSC/Kr, SECAM B/G/H/LC */
122 #define CX23885_NORMS (\
123 V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_443 | \
124 V4L2_STD_PAL_BG | V4L2_STD_PAL_DK | V4L2_STD_PAL_I | \
125 V4L2_STD_PAL_M | V4L2_STD_PAL_N | V4L2_STD_PAL_Nc | \
126 V4L2_STD_PAL_60 | V4L2_STD_SECAM_L | V4L2_STD_SECAM_DK)
130 u32 fourcc
; /* v4l2 format id */
136 struct cx23885_tvnorm
{
144 CX23885_VMUX_COMPOSITE1
= 1,
145 CX23885_VMUX_COMPOSITE2
,
146 CX23885_VMUX_COMPOSITE3
,
147 CX23885_VMUX_COMPOSITE4
,
149 CX23885_VMUX_COMPONENT
,
150 CX23885_VMUX_TELEVISION
,
157 enum cx23885_src_sel_type
{
158 CX23885_SRC_SEL_EXT_656_VIDEO
= 0,
159 CX23885_SRC_SEL_PARALLEL_MPEG_VIDEO
162 struct cx23885_riscmem
{
169 /* buffer for one video frame */
170 struct cx23885_buffer
{
171 /* common v4l buffer stuff -- must be first */
172 struct vb2_buffer vb
;
173 struct list_head queue
;
175 /* cx23885 specific */
177 struct cx23885_riscmem risc
;
178 struct cx23885_fmt
*fmt
;
182 struct cx23885_input
{
183 enum cx23885_itype type
;
186 u32 gpio0
, gpio1
, gpio2
, gpio3
;
190 CX23885_MPEG_UNDEFINED
= 0,
192 CX23885_ANALOG_VIDEO
,
193 CX23885_MPEG_ENCODER
,
196 struct cx23885_board
{
198 port_t porta
, portb
, portc
;
199 int num_fds_portb
, num_fds_portc
;
200 unsigned int tuner_type
;
201 unsigned int radio_type
;
202 unsigned char tuner_addr
;
203 unsigned char radio_addr
;
204 unsigned int tuner_bus
;
206 /* Vendors can and do run the PCIe bridge at different
207 * clock rates, driven physically by crystals on the PCBs.
208 * The core has to accommodate this. This allows the user
209 * to add new boards with new frequencys. The value is
212 * The core framework will default this value based on
213 * current designs, but it can vary.
216 struct cx23885_input input
[MAX_CX23885_INPUT
];
217 int ci_type
; /* for NetUP */
218 /* Force bottom field first during DMA (888 workaround) */
222 struct cx23885_subid
{
229 struct cx23885_dev
*dev
;
234 struct i2c_adapter i2c_adap
;
235 struct i2c_client i2c_client
;
238 /* 885 registers used for raw addess */
247 struct cx23885_dmaqueue
{
248 struct list_head active
;
252 struct cx23885_tsport
{
253 struct cx23885_dev
*dev
;
258 struct vb2_dvb_frontends frontends
;
261 struct cx23885_dmaqueue mpegq
;
277 u32 reg_bd_pkt_status
;
279 u32 reg_fifo_ovfl_stat
;
286 /* Default register vals */
296 /* Allow a single tsport to have multiple frontends */
298 void (*gate_ctrl
)(struct cx23885_tsport
*port
, int open
);
301 /* Workaround for a temp dvb_frontend that the tuner can attached to */
302 struct dvb_frontend analog_fe
;
304 struct i2c_client
*i2c_client_demod
;
305 struct i2c_client
*i2c_client_tuner
;
306 struct i2c_client
*i2c_client_ci
;
308 int (*set_frontend
)(struct dvb_frontend
*fe
);
309 int (*fe_set_voltage
)(struct dvb_frontend
*fe
,
310 fe_sec_voltage_t voltage
);
313 struct cx23885_kernel_ir
{
314 struct cx23885_dev
*cx
;
321 struct cx23885_audio_buffer
{
323 struct cx23885_riscmem risc
;
325 struct scatterlist
*sglist
;
330 struct cx23885_audio_dev
{
331 struct cx23885_dev
*dev
;
335 struct snd_card
*card
;
341 unsigned int dma_size
;
342 unsigned int period_size
;
343 unsigned int num_periods
;
345 struct cx23885_audio_buffer
*buf
;
347 struct snd_pcm_substream
*substream
;
352 struct v4l2_device v4l2_dev
;
353 struct v4l2_ctrl_handler ctrl_handler
;
357 unsigned char pci_rev
, pci_lat
;
358 int pci_bus
, pci_slot
;
362 spinlock_t pci_irqmask_lock
; /* protects mask reg too */
365 /* This valud is board specific and is used to configure the
366 * AV core so we see nice clean and stable video and audio. */
369 /* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
370 struct cx23885_i2c i2c_bus
[3];
374 struct mutex gpio_lock
;
380 struct cx23885_tsport ts1
, ts2
;
382 /* sram configuration */
383 struct sram_channel
*sram_channels
;
386 CX23885_BRIDGE_UNDEFINED
= 0,
387 CX23885_BRIDGE_885
= 885,
388 CX23885_BRIDGE_887
= 887,
389 CX23885_BRIDGE_888
= 888,
394 unsigned int audinput
; /* Selectable audio input */
397 unsigned int tuner_type
;
398 unsigned char tuner_addr
;
399 unsigned int tuner_bus
;
400 unsigned int radio_type
;
401 unsigned char radio_addr
;
402 struct v4l2_subdev
*sd_cx25840
;
403 struct work_struct cx25840_work
;
406 struct v4l2_subdev
*sd_ir
;
407 struct work_struct ir_rx_work
;
408 unsigned long ir_rx_notifications
;
409 struct work_struct ir_tx_work
;
410 unsigned long ir_tx_notifications
;
412 struct cx23885_kernel_ir
*kernel_ir
;
413 atomic_t ir_input_stopping
;
417 struct video_device
*video_dev
;
418 struct video_device
*vbi_dev
;
421 struct cx23885_fmt
*fmt
;
422 unsigned int width
, height
;
425 struct cx23885_dmaqueue vidq
;
426 struct vb2_queue vb2_vidq
;
427 struct cx23885_dmaqueue vbiq
;
428 struct vb2_queue vb2_vbiq
;
433 /* MPEG Encoder ONLY settings */
435 struct cx2341x_handler cxhdl
;
436 struct video_device
*v4l_device
;
437 struct vb2_queue vb2_mpegq
;
438 struct cx23885_tvnorm encodernorm
;
440 /* Analog raw audio */
441 struct cx23885_audio_dev
*audio_dev
;
445 static inline struct cx23885_dev
*to_cx23885(struct v4l2_device
*v4l2_dev
)
447 return container_of(v4l2_dev
, struct cx23885_dev
, v4l2_dev
);
450 #define call_all(dev, o, f, args...) \
451 v4l2_device_call_all(&dev->v4l2_dev, 0, o, f, ##args)
453 #define CX23885_HW_888_IR (1 << 0)
454 #define CX23885_HW_AV_CORE (1 << 1)
456 #define call_hw(dev, grpid, o, f, args...) \
457 v4l2_device_call_all(&dev->v4l2_dev, grpid, o, f, ##args)
459 extern struct v4l2_subdev
*cx23885_find_hw(struct cx23885_dev
*dev
, u32 hw
);
461 #define SRAM_CH01 0 /* Video A */
462 #define SRAM_CH02 1 /* VBI A */
463 #define SRAM_CH03 2 /* Video B */
464 #define SRAM_CH04 3 /* Transport via B */
465 #define SRAM_CH05 4 /* VBI B */
466 #define SRAM_CH06 5 /* Video C */
467 #define SRAM_CH07 6 /* Transport via C */
468 #define SRAM_CH08 7 /* Audio Internal A */
469 #define SRAM_CH09 8 /* Audio Internal B */
470 #define SRAM_CH10 9 /* Audio External */
471 #define SRAM_CH11 10 /* COMB_3D_N */
472 #define SRAM_CH12 11 /* Comb 3D N1 */
473 #define SRAM_CH13 12 /* Comb 3D N2 */
474 #define SRAM_CH14 13 /* MOE Vid */
475 #define SRAM_CH15 14 /* MOE RSLT */
477 struct sram_channel
{
491 /* ----------------------------------------------------------- */
493 #define cx_read(reg) readl(dev->lmmio + ((reg)>>2))
494 #define cx_write(reg, value) writel((value), dev->lmmio + ((reg)>>2))
496 #define cx_andor(reg, mask, value) \
497 writel((readl(dev->lmmio+((reg)>>2)) & ~(mask)) |\
498 ((value) & (mask)), dev->lmmio+((reg)>>2))
500 #define cx_set(reg, bit) cx_andor((reg), (bit), (bit))
501 #define cx_clear(reg, bit) cx_andor((reg), (bit), 0)
503 /* ----------------------------------------------------------- */
506 extern int cx23885_sram_channel_setup(struct cx23885_dev
*dev
,
507 struct sram_channel
*ch
,
508 unsigned int bpl
, u32 risc
);
510 extern void cx23885_sram_channel_dump(struct cx23885_dev
*dev
,
511 struct sram_channel
*ch
);
513 extern int cx23885_risc_buffer(struct pci_dev
*pci
, struct cx23885_riscmem
*risc
,
514 struct scatterlist
*sglist
,
515 unsigned int top_offset
, unsigned int bottom_offset
,
516 unsigned int bpl
, unsigned int padding
, unsigned int lines
);
518 extern int cx23885_risc_vbibuffer(struct pci_dev
*pci
,
519 struct cx23885_riscmem
*risc
, struct scatterlist
*sglist
,
520 unsigned int top_offset
, unsigned int bottom_offset
,
521 unsigned int bpl
, unsigned int padding
, unsigned int lines
);
523 int cx23885_start_dma(struct cx23885_tsport
*port
,
524 struct cx23885_dmaqueue
*q
,
525 struct cx23885_buffer
*buf
);
526 void cx23885_cancel_buffers(struct cx23885_tsport
*port
);
529 extern void cx23885_gpio_set(struct cx23885_dev
*dev
, u32 mask
);
530 extern void cx23885_gpio_clear(struct cx23885_dev
*dev
, u32 mask
);
531 extern u32
cx23885_gpio_get(struct cx23885_dev
*dev
, u32 mask
);
532 extern void cx23885_gpio_enable(struct cx23885_dev
*dev
, u32 mask
,
535 extern void cx23885_irq_add_enable(struct cx23885_dev
*dev
, u32 mask
);
536 extern void cx23885_irq_enable(struct cx23885_dev
*dev
, u32 mask
);
537 extern void cx23885_irq_disable(struct cx23885_dev
*dev
, u32 mask
);
538 extern void cx23885_irq_remove(struct cx23885_dev
*dev
, u32 mask
);
540 /* ----------------------------------------------------------- */
541 /* cx23885-cards.c */
542 extern struct cx23885_board cx23885_boards
[];
543 extern const unsigned int cx23885_bcount
;
545 extern struct cx23885_subid cx23885_subids
[];
546 extern const unsigned int cx23885_idcount
;
548 extern int cx23885_tuner_callback(void *priv
, int component
,
549 int command
, int arg
);
550 extern void cx23885_card_list(struct cx23885_dev
*dev
);
551 extern int cx23885_ir_init(struct cx23885_dev
*dev
);
552 extern void cx23885_ir_pci_int_enable(struct cx23885_dev
*dev
);
553 extern void cx23885_ir_fini(struct cx23885_dev
*dev
);
554 extern void cx23885_gpio_setup(struct cx23885_dev
*dev
);
555 extern void cx23885_card_setup(struct cx23885_dev
*dev
);
556 extern void cx23885_card_setup_pre_i2c(struct cx23885_dev
*dev
);
558 extern int cx23885_dvb_register(struct cx23885_tsport
*port
);
559 extern int cx23885_dvb_unregister(struct cx23885_tsport
*port
);
561 extern int cx23885_buf_prepare(struct cx23885_buffer
*buf
,
562 struct cx23885_tsport
*port
);
563 extern void cx23885_buf_queue(struct cx23885_tsport
*port
,
564 struct cx23885_buffer
*buf
);
565 extern void cx23885_free_buffer(struct cx23885_dev
*dev
,
566 struct cx23885_buffer
*buf
);
568 /* ----------------------------------------------------------- */
569 /* cx23885-video.c */
571 extern int cx23885_video_register(struct cx23885_dev
*dev
);
572 extern void cx23885_video_unregister(struct cx23885_dev
*dev
);
573 extern int cx23885_video_irq(struct cx23885_dev
*dev
, u32 status
);
574 extern void cx23885_video_wakeup(struct cx23885_dev
*dev
,
575 struct cx23885_dmaqueue
*q
, u32 count
);
576 int cx23885_enum_input(struct cx23885_dev
*dev
, struct v4l2_input
*i
);
577 int cx23885_set_input(struct file
*file
, void *priv
, unsigned int i
);
578 int cx23885_get_input(struct file
*file
, void *priv
, unsigned int *i
);
579 int cx23885_set_frequency(struct file
*file
, void *priv
, const struct v4l2_frequency
*f
);
580 int cx23885_set_tvnorm(struct cx23885_dev
*dev
, v4l2_std_id norm
);
582 /* ----------------------------------------------------------- */
584 extern int cx23885_vbi_fmt(struct file
*file
, void *priv
,
585 struct v4l2_format
*f
);
586 extern void cx23885_vbi_timeout(unsigned long data
);
587 extern struct vb2_ops cx23885_vbi_qops
;
588 extern int cx23885_vbi_irq(struct cx23885_dev
*dev
, u32 status
);
591 extern int cx23885_i2c_register(struct cx23885_i2c
*bus
);
592 extern int cx23885_i2c_unregister(struct cx23885_i2c
*bus
);
593 extern void cx23885_av_clk(struct cx23885_dev
*dev
, int enable
);
595 /* ----------------------------------------------------------- */
597 extern int cx23885_417_register(struct cx23885_dev
*dev
);
598 extern void cx23885_417_unregister(struct cx23885_dev
*dev
);
599 extern int cx23885_irq_417(struct cx23885_dev
*dev
, u32 status
);
600 extern void cx23885_417_check_encoder(struct cx23885_dev
*dev
);
601 extern void cx23885_mc417_init(struct cx23885_dev
*dev
);
602 extern int mc417_memory_read(struct cx23885_dev
*dev
, u32 address
, u32
*value
);
603 extern int mc417_memory_write(struct cx23885_dev
*dev
, u32 address
, u32 value
);
604 extern int mc417_register_read(struct cx23885_dev
*dev
,
605 u16 address
, u32
*value
);
606 extern int mc417_register_write(struct cx23885_dev
*dev
,
607 u16 address
, u32 value
);
608 extern void mc417_gpio_set(struct cx23885_dev
*dev
, u32 mask
);
609 extern void mc417_gpio_clear(struct cx23885_dev
*dev
, u32 mask
);
610 extern void mc417_gpio_enable(struct cx23885_dev
*dev
, u32 mask
, int asoutput
);
612 /* ----------------------------------------------------------- */
614 extern struct cx23885_audio_dev
*cx23885_audio_register(
615 struct cx23885_dev
*dev
);
616 extern void cx23885_audio_unregister(struct cx23885_dev
*dev
);
617 extern int cx23885_audio_irq(struct cx23885_dev
*dev
, u32 status
, u32 mask
);
618 extern int cx23885_risc_databuffer(struct pci_dev
*pci
,
619 struct cx23885_riscmem
*risc
,
620 struct scatterlist
*sglist
,
625 /* ----------------------------------------------------------- */
628 static inline unsigned int norm_maxw(v4l2_std_id norm
)
630 return (norm
& V4L2_STD_525_60
) ? 720 : 768;
633 static inline unsigned int norm_maxh(v4l2_std_id norm
)
635 return (norm
& V4L2_STD_525_60
) ? 480 : 576;