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.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 #include <linux/pci.h>
23 #include <linux/i2c.h>
24 #include <linux/kdev_t.h>
25 #include <linux/slab.h>
27 #include <media/v4l2-device.h>
28 #include <media/tuner.h>
29 #include <media/tveeprom.h>
30 #include <media/videobuf-dma-sg.h>
31 #include <media/videobuf-dvb.h>
32 #include <media/rc-core.h>
34 #include "btcx-risc.h"
35 #include "cx23885-reg.h"
36 #include "media/cx2341x.h"
38 #include <linux/mutex.h>
40 #define CX23885_VERSION "0.0.3"
44 #define CX23885_MAXBOARDS 8
46 /* Max number of inputs by card */
47 #define MAX_CX23885_INPUT 8
48 #define INPUT(nr) (&cx23885_boards[dev->board].input[nr])
49 #define RESOURCE_OVERLAY 1
50 #define RESOURCE_VIDEO 2
51 #define RESOURCE_VBI 4
53 #define BUFFER_TIMEOUT (HZ) /* 0.5 seconds */
55 #define CX23885_BOARD_NOAUTO UNSET
56 #define CX23885_BOARD_UNKNOWN 0
57 #define CX23885_BOARD_HAUPPAUGE_HVR1800lp 1
58 #define CX23885_BOARD_HAUPPAUGE_HVR1800 2
59 #define CX23885_BOARD_HAUPPAUGE_HVR1250 3
60 #define CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP 4
61 #define CX23885_BOARD_HAUPPAUGE_HVR1500Q 5
62 #define CX23885_BOARD_HAUPPAUGE_HVR1500 6
63 #define CX23885_BOARD_HAUPPAUGE_HVR1200 7
64 #define CX23885_BOARD_HAUPPAUGE_HVR1700 8
65 #define CX23885_BOARD_HAUPPAUGE_HVR1400 9
66 #define CX23885_BOARD_DVICO_FUSIONHDTV_7_DUAL_EXP 10
67 #define CX23885_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL_EXP 11
68 #define CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H 12
69 #define CX23885_BOARD_COMPRO_VIDEOMATE_E650F 13
70 #define CX23885_BOARD_TBS_6920 14
71 #define CX23885_BOARD_TEVII_S470 15
72 #define CX23885_BOARD_DVBWORLD_2005 16
73 #define CX23885_BOARD_NETUP_DUAL_DVBS2_CI 17
74 #define CX23885_BOARD_HAUPPAUGE_HVR1270 18
75 #define CX23885_BOARD_HAUPPAUGE_HVR1275 19
76 #define CX23885_BOARD_HAUPPAUGE_HVR1255 20
77 #define CX23885_BOARD_HAUPPAUGE_HVR1210 21
78 #define CX23885_BOARD_MYGICA_X8506 22
79 #define CX23885_BOARD_MAGICPRO_PROHDTVE2 23
80 #define CX23885_BOARD_HAUPPAUGE_HVR1850 24
81 #define CX23885_BOARD_COMPRO_VIDEOMATE_E800 25
82 #define CX23885_BOARD_HAUPPAUGE_HVR1290 26
83 #define CX23885_BOARD_MYGICA_X8558PRO 27
84 #define CX23885_BOARD_LEADTEK_WINFAST_PXTV1200 28
85 #define CX23885_BOARD_GOTVIEW_X5_3D_HYBRID 29
86 #define CX23885_BOARD_NETUP_DUAL_DVB_T_C_CI_RF 30
87 #define CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H_XC4000 31
88 #define CX23885_BOARD_MPX885 32
89 #define CX23885_BOARD_MYGICA_X8507 33
90 #define CX23885_BOARD_TERRATEC_CINERGY_T_PCIE_DUAL 34
91 #define CX23885_BOARD_TEVII_S471 35
92 #define CX23885_BOARD_HAUPPAUGE_HVR1255_22111 36
93 #define CX23885_BOARD_PROF_8000 37
95 #define GPIO_0 0x00000001
96 #define GPIO_1 0x00000002
97 #define GPIO_2 0x00000004
98 #define GPIO_3 0x00000008
99 #define GPIO_4 0x00000010
100 #define GPIO_5 0x00000020
101 #define GPIO_6 0x00000040
102 #define GPIO_7 0x00000080
103 #define GPIO_8 0x00000100
104 #define GPIO_9 0x00000200
105 #define GPIO_10 0x00000400
106 #define GPIO_11 0x00000800
107 #define GPIO_12 0x00001000
108 #define GPIO_13 0x00002000
109 #define GPIO_14 0x00004000
110 #define GPIO_15 0x00008000
112 /* Currently unsupported by the driver: PAL/H, NTSC/Kr, SECAM B/G/H/LC */
113 #define CX23885_NORMS (\
114 V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_443 | \
115 V4L2_STD_PAL_BG | V4L2_STD_PAL_DK | V4L2_STD_PAL_I | \
116 V4L2_STD_PAL_M | V4L2_STD_PAL_N | V4L2_STD_PAL_Nc | \
117 V4L2_STD_PAL_60 | V4L2_STD_SECAM_L | V4L2_STD_SECAM_DK)
121 u32 fourcc
; /* v4l2 format id */
127 struct cx23885_ctrl
{
128 struct v4l2_queryctrl v
;
135 struct cx23885_tvnorm
{
143 struct cx23885_dev
*dev
;
144 enum v4l2_buf_type type
;
149 struct v4l2_window win
;
150 struct v4l2_clip
*clips
;
154 struct cx23885_fmt
*fmt
;
155 unsigned int width
, height
;
158 struct videobuf_queue vidq
;
159 struct videobuf_queue vbiq
;
161 /* MPEG Encoder specifics ONLY */
162 struct videobuf_queue mpegq
;
163 atomic_t v4l_reading
;
167 CX23885_VMUX_COMPOSITE1
= 1,
168 CX23885_VMUX_COMPOSITE2
,
169 CX23885_VMUX_COMPOSITE3
,
170 CX23885_VMUX_COMPOSITE4
,
172 CX23885_VMUX_COMPONENT
,
173 CX23885_VMUX_TELEVISION
,
180 enum cx23885_src_sel_type
{
181 CX23885_SRC_SEL_EXT_656_VIDEO
= 0,
182 CX23885_SRC_SEL_PARALLEL_MPEG_VIDEO
185 /* buffer for one video frame */
186 struct cx23885_buffer
{
187 /* common v4l buffer stuff -- must be first */
188 struct videobuf_buffer vb
;
190 /* cx23885 specific */
192 struct btcx_riscmem risc
;
193 struct cx23885_fmt
*fmt
;
197 struct cx23885_input
{
198 enum cx23885_itype type
;
201 u32 gpio0
, gpio1
, gpio2
, gpio3
;
205 CX23885_MPEG_UNDEFINED
= 0,
207 CX23885_ANALOG_VIDEO
,
208 CX23885_MPEG_ENCODER
,
211 struct cx23885_board
{
213 port_t porta
, portb
, portc
;
214 int num_fds_portb
, num_fds_portc
;
215 unsigned int tuner_type
;
216 unsigned int radio_type
;
217 unsigned char tuner_addr
;
218 unsigned char radio_addr
;
219 unsigned int tuner_bus
;
221 /* Vendors can and do run the PCIe bridge at different
222 * clock rates, driven physically by crystals on the PCBs.
223 * The core has to accommodate this. This allows the user
224 * to add new boards with new frequencys. The value is
227 * The core framework will default this value based on
228 * current designs, but it can vary.
231 struct cx23885_input input
[MAX_CX23885_INPUT
];
232 int ci_type
; /* for NetUP */
233 /* Force bottom field first during DMA (888 workaround) */
237 struct cx23885_subid
{
244 struct cx23885_dev
*dev
;
249 struct i2c_adapter i2c_adap
;
250 struct i2c_client i2c_client
;
253 /* 885 registers used for raw addess */
262 struct cx23885_dmaqueue
{
263 struct list_head active
;
264 struct list_head queued
;
265 struct timer_list timeout
;
266 struct btcx_riscmem stopper
;
270 struct cx23885_tsport
{
271 struct cx23885_dev
*dev
;
276 struct videobuf_dvb_frontends frontends
;
279 struct cx23885_dmaqueue mpegq
;
295 u32 reg_bd_pkt_status
;
297 u32 reg_fifo_ovfl_stat
;
304 /* Default register vals */
314 /* Allow a single tsport to have multiple frontends */
316 void (*gate_ctrl
)(struct cx23885_tsport
*port
, int open
);
319 /* Workaround for a temp dvb_frontend that the tuner can attached to */
320 struct dvb_frontend analog_fe
;
323 struct cx23885_kernel_ir
{
324 struct cx23885_dev
*cx
;
331 struct cx23885_audio_buffer
{
333 struct btcx_riscmem risc
;
334 struct videobuf_dmabuf dma
;
337 struct cx23885_audio_dev
{
338 struct cx23885_dev
*dev
;
342 struct snd_card
*card
;
348 unsigned int dma_size
;
349 unsigned int period_size
;
350 unsigned int num_periods
;
352 struct videobuf_dmabuf
*dma_risc
;
354 struct cx23885_audio_buffer
*buf
;
356 struct snd_pcm_substream
*substream
;
361 struct v4l2_device v4l2_dev
;
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,
403 unsigned int audinput
; /* Selectable audio input */
406 unsigned int tuner_type
;
407 unsigned char tuner_addr
;
408 unsigned int tuner_bus
;
409 unsigned int radio_type
;
410 unsigned char radio_addr
;
411 unsigned int has_radio
;
412 struct v4l2_subdev
*sd_cx25840
;
413 struct work_struct cx25840_work
;
416 struct v4l2_subdev
*sd_ir
;
417 struct work_struct ir_rx_work
;
418 unsigned long ir_rx_notifications
;
419 struct work_struct ir_tx_work
;
420 unsigned long ir_tx_notifications
;
422 struct cx23885_kernel_ir
*kernel_ir
;
423 atomic_t ir_input_stopping
;
427 struct video_device
*video_dev
;
428 struct video_device
*vbi_dev
;
429 struct video_device
*radio_dev
;
431 struct cx23885_dmaqueue vidq
;
432 struct cx23885_dmaqueue vbiq
;
435 /* MPEG Encoder ONLY settings */
437 struct cx2341x_mpeg_params mpeg_params
;
438 struct video_device
*v4l_device
;
439 atomic_t v4l_reader_count
;
440 struct cx23885_tvnorm encodernorm
;
442 /* Analog raw audio */
443 struct cx23885_audio_dev
*audio_dev
;
447 static inline struct cx23885_dev
*to_cx23885(struct v4l2_device
*v4l2_dev
)
449 return container_of(v4l2_dev
, struct cx23885_dev
, v4l2_dev
);
452 #define call_all(dev, o, f, args...) \
453 v4l2_device_call_all(&dev->v4l2_dev, 0, o, f, ##args)
455 #define CX23885_HW_888_IR (1 << 0)
456 #define CX23885_HW_AV_CORE (1 << 1)
458 #define call_hw(dev, grpid, o, f, args...) \
459 v4l2_device_call_all(&dev->v4l2_dev, grpid, o, f, ##args)
461 extern struct v4l2_subdev
*cx23885_find_hw(struct cx23885_dev
*dev
, u32 hw
);
463 #define SRAM_CH01 0 /* Video A */
464 #define SRAM_CH02 1 /* VBI A */
465 #define SRAM_CH03 2 /* Video B */
466 #define SRAM_CH04 3 /* Transport via B */
467 #define SRAM_CH05 4 /* VBI B */
468 #define SRAM_CH06 5 /* Video C */
469 #define SRAM_CH07 6 /* Transport via C */
470 #define SRAM_CH08 7 /* Audio Internal A */
471 #define SRAM_CH09 8 /* Audio Internal B */
472 #define SRAM_CH10 9 /* Audio External */
473 #define SRAM_CH11 10 /* COMB_3D_N */
474 #define SRAM_CH12 11 /* Comb 3D N1 */
475 #define SRAM_CH13 12 /* Comb 3D N2 */
476 #define SRAM_CH14 13 /* MOE Vid */
477 #define SRAM_CH15 14 /* MOE RSLT */
479 struct sram_channel
{
493 /* ----------------------------------------------------------- */
495 #define cx_read(reg) readl(dev->lmmio + ((reg)>>2))
496 #define cx_write(reg, value) writel((value), dev->lmmio + ((reg)>>2))
498 #define cx_andor(reg, mask, value) \
499 writel((readl(dev->lmmio+((reg)>>2)) & ~(mask)) |\
500 ((value) & (mask)), dev->lmmio+((reg)>>2))
502 #define cx_set(reg, bit) cx_andor((reg), (bit), (bit))
503 #define cx_clear(reg, bit) cx_andor((reg), (bit), 0)
505 /* ----------------------------------------------------------- */
508 extern int cx23885_sram_channel_setup(struct cx23885_dev
*dev
,
509 struct sram_channel
*ch
,
510 unsigned int bpl
, u32 risc
);
512 extern void cx23885_sram_channel_dump(struct cx23885_dev
*dev
,
513 struct sram_channel
*ch
);
515 extern int cx23885_risc_stopper(struct pci_dev
*pci
, struct btcx_riscmem
*risc
,
516 u32 reg
, u32 mask
, u32 value
);
518 extern int cx23885_risc_buffer(struct pci_dev
*pci
, struct btcx_riscmem
*risc
,
519 struct scatterlist
*sglist
,
520 unsigned int top_offset
, unsigned int bottom_offset
,
521 unsigned int bpl
, unsigned int padding
, unsigned int lines
);
523 extern int cx23885_risc_vbibuffer(struct pci_dev
*pci
,
524 struct btcx_riscmem
*risc
, struct scatterlist
*sglist
,
525 unsigned int top_offset
, unsigned int bottom_offset
,
526 unsigned int bpl
, unsigned int padding
, unsigned int lines
);
528 void cx23885_cancel_buffers(struct cx23885_tsport
*port
);
530 extern int cx23885_restart_queue(struct cx23885_tsport
*port
,
531 struct cx23885_dmaqueue
*q
);
533 extern void cx23885_wakeup(struct cx23885_tsport
*port
,
534 struct cx23885_dmaqueue
*q
, u32 count
);
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 videobuf_queue
*q
,
569 struct cx23885_tsport
*port
,
570 struct cx23885_buffer
*buf
,
571 enum v4l2_field field
);
572 extern void cx23885_buf_queue(struct cx23885_tsport
*port
,
573 struct cx23885_buffer
*buf
);
574 extern void cx23885_free_buffer(struct videobuf_queue
*q
,
575 struct cx23885_buffer
*buf
);
577 /* ----------------------------------------------------------- */
578 /* cx23885-video.c */
580 extern int cx23885_video_register(struct cx23885_dev
*dev
);
581 extern void cx23885_video_unregister(struct cx23885_dev
*dev
);
582 extern int cx23885_video_irq(struct cx23885_dev
*dev
, u32 status
);
583 extern void cx23885_video_wakeup(struct cx23885_dev
*dev
,
584 struct cx23885_dmaqueue
*q
, u32 count
);
585 int cx23885_enum_input(struct cx23885_dev
*dev
, struct v4l2_input
*i
);
586 int cx23885_set_input(struct file
*file
, void *priv
, unsigned int i
);
587 int cx23885_get_input(struct file
*file
, void *priv
, unsigned int *i
);
588 int cx23885_set_frequency(struct file
*file
, void *priv
, struct v4l2_frequency
*f
);
589 int cx23885_set_control(struct cx23885_dev
*dev
, struct v4l2_control
*ctl
);
590 int cx23885_get_control(struct cx23885_dev
*dev
, struct v4l2_control
*ctl
);
591 int cx23885_set_tvnorm(struct cx23885_dev
*dev
, v4l2_std_id norm
);
593 /* ----------------------------------------------------------- */
595 extern int cx23885_vbi_fmt(struct file
*file
, void *priv
,
596 struct v4l2_format
*f
);
597 extern void cx23885_vbi_timeout(unsigned long data
);
598 extern struct videobuf_queue_ops cx23885_vbi_qops
;
599 extern int cx23885_restart_vbi_queue(struct cx23885_dev
*dev
,
600 struct cx23885_dmaqueue
*q
);
601 extern int cx23885_vbi_irq(struct cx23885_dev
*dev
, u32 status
);
604 extern int cx23885_i2c_register(struct cx23885_i2c
*bus
);
605 extern int cx23885_i2c_unregister(struct cx23885_i2c
*bus
);
606 extern void cx23885_av_clk(struct cx23885_dev
*dev
, int enable
);
608 /* ----------------------------------------------------------- */
610 extern int cx23885_417_register(struct cx23885_dev
*dev
);
611 extern void cx23885_417_unregister(struct cx23885_dev
*dev
);
612 extern int cx23885_irq_417(struct cx23885_dev
*dev
, u32 status
);
613 extern void cx23885_417_check_encoder(struct cx23885_dev
*dev
);
614 extern void cx23885_mc417_init(struct cx23885_dev
*dev
);
615 extern int mc417_memory_read(struct cx23885_dev
*dev
, u32 address
, u32
*value
);
616 extern int mc417_memory_write(struct cx23885_dev
*dev
, u32 address
, u32 value
);
617 extern int mc417_register_read(struct cx23885_dev
*dev
,
618 u16 address
, u32
*value
);
619 extern int mc417_register_write(struct cx23885_dev
*dev
,
620 u16 address
, u32 value
);
621 extern void mc417_gpio_set(struct cx23885_dev
*dev
, u32 mask
);
622 extern void mc417_gpio_clear(struct cx23885_dev
*dev
, u32 mask
);
623 extern void mc417_gpio_enable(struct cx23885_dev
*dev
, u32 mask
, int asoutput
);
625 /* ----------------------------------------------------------- */
627 extern struct cx23885_audio_dev
*cx23885_audio_register(
628 struct cx23885_dev
*dev
);
629 extern void cx23885_audio_unregister(struct cx23885_dev
*dev
);
630 extern int cx23885_audio_irq(struct cx23885_dev
*dev
, u32 status
, u32 mask
);
631 extern int cx23885_risc_databuffer(struct pci_dev
*pci
,
632 struct btcx_riscmem
*risc
,
633 struct scatterlist
*sglist
,
638 /* ----------------------------------------------------------- */
641 static inline unsigned int norm_maxw(v4l2_std_id norm
)
643 return (norm
& (V4L2_STD_MN
& ~V4L2_STD_PAL_Nc
)) ? 720 : 768;
646 static inline unsigned int norm_maxh(v4l2_std_id norm
)
648 return (norm
& V4L2_STD_625_50
) ? 576 : 480;
651 static inline unsigned int norm_swidth(v4l2_std_id norm
)
653 return (norm
& (V4L2_STD_MN
& ~V4L2_STD_PAL_Nc
)) ? 754 : 922;