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-rw-r--r--drivers/media/pci/cx88/cx88.h749
1 files changed, 749 insertions, 0 deletions
diff --git a/drivers/media/pci/cx88/cx88.h b/drivers/media/pci/cx88/cx88.h
new file mode 100644
index 0000000..7645475
--- /dev/null
+++ b/drivers/media/pci/cx88/cx88.h
@@ -0,0 +1,749 @@
+/*
+ *
+ * v4l2 device driver for cx2388x based TV cards
+ *
+ * (c) 2003,04 Gerd Knorr <kraxel@bytesex.org> [SUSE Labs]
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/pci.h>
+#include <linux/i2c.h>
+#include <linux/i2c-algo-bit.h>
+#include <linux/videodev2.h>
+#include <linux/kdev_t.h>
+
+#include <media/v4l2-device.h>
+#include <media/v4l2-fh.h>
+#include <media/tuner.h>
+#include <media/tveeprom.h>
+#include <media/videobuf-dma-sg.h>
+#include <media/v4l2-chip-ident.h>
+#include <media/cx2341x.h>
+#include <media/videobuf-dvb.h>
+#include <media/ir-kbd-i2c.h>
+#include <media/wm8775.h>
+
+#include "btcx-risc.h"
+#include "cx88-reg.h"
+#include "tuner-xc2028.h"
+
+#include <linux/mutex.h>
+
+#define CX88_VERSION "0.0.9"
+
+#define UNSET (-1U)
+
+#define CX88_MAXBOARDS 8
+
+/* Max number of inputs by card */
+#define MAX_CX88_INPUT 8
+
+/* ----------------------------------------------------------- */
+/* defines and enums */
+
+/* Currently unsupported by the driver: PAL/H, NTSC/Kr, SECAM/LC */
+#define CX88_NORMS (V4L2_STD_ALL \
+ & ~V4L2_STD_PAL_H \
+ & ~V4L2_STD_NTSC_M_KR \
+ & ~V4L2_STD_SECAM_LC)
+
+#define FORMAT_FLAGS_PACKED 0x01
+#define FORMAT_FLAGS_PLANAR 0x02
+
+#define VBI_LINE_COUNT 17
+#define VBI_LINE_LENGTH 2048
+
+#define AUD_RDS_LINES 4
+
+/* need "shadow" registers for some write-only ones ... */
+#define SHADOW_AUD_VOL_CTL 1
+#define SHADOW_AUD_BAL_CTL 2
+#define SHADOW_MAX 3
+
+/* FM Radio deemphasis type */
+enum cx88_deemph_type {
+ FM_NO_DEEMPH = 0,
+ FM_DEEMPH_50,
+ FM_DEEMPH_75
+};
+
+enum cx88_board_type {
+ CX88_BOARD_NONE = 0,
+ CX88_MPEG_DVB,
+ CX88_MPEG_BLACKBIRD
+};
+
+enum cx8802_board_access {
+ CX8802_DRVCTL_SHARED = 1,
+ CX8802_DRVCTL_EXCLUSIVE = 2,
+};
+
+/* ----------------------------------------------------------- */
+/* tv norms */
+
+static inline unsigned int norm_maxw(v4l2_std_id norm)
+{
+ return (norm & (V4L2_STD_MN & ~V4L2_STD_PAL_Nc)) ? 720 : 768;
+}
+
+
+static inline unsigned int norm_maxh(v4l2_std_id norm)
+{
+ return (norm & V4L2_STD_625_50) ? 576 : 480;
+}
+
+/* ----------------------------------------------------------- */
+/* static data */
+
+struct cx8800_fmt {
+ const char *name;
+ u32 fourcc; /* v4l2 format id */
+ int depth;
+ int flags;
+ u32 cxformat;
+};
+
+/* ----------------------------------------------------------- */
+/* SRAM memory management data (see cx88-core.c) */
+
+#define SRAM_CH21 0 /* video */
+#define SRAM_CH22 1
+#define SRAM_CH23 2
+#define SRAM_CH24 3 /* vbi */
+#define SRAM_CH25 4 /* audio */
+#define SRAM_CH26 5
+#define SRAM_CH28 6 /* mpeg */
+#define SRAM_CH27 7 /* audio rds */
+/* more */
+
+struct sram_channel {
+ const char *name;
+ u32 cmds_start;
+ u32 ctrl_start;
+ u32 cdt;
+ u32 fifo_start;
+ u32 fifo_size;
+ u32 ptr1_reg;
+ u32 ptr2_reg;
+ u32 cnt1_reg;
+ u32 cnt2_reg;
+};
+extern const struct sram_channel cx88_sram_channels[];
+
+/* ----------------------------------------------------------- */
+/* card configuration */
+
+#define CX88_BOARD_NOAUTO UNSET
+#define CX88_BOARD_UNKNOWN 0
+#define CX88_BOARD_HAUPPAUGE 1
+#define CX88_BOARD_GDI 2
+#define CX88_BOARD_PIXELVIEW 3
+#define CX88_BOARD_ATI_WONDER_PRO 4
+#define CX88_BOARD_WINFAST2000XP_EXPERT 5
+#define CX88_BOARD_AVERTV_STUDIO_303 6
+#define CX88_BOARD_MSI_TVANYWHERE_MASTER 7
+#define CX88_BOARD_WINFAST_DV2000 8
+#define CX88_BOARD_LEADTEK_PVR2000 9
+#define CX88_BOARD_IODATA_GVVCP3PCI 10
+#define CX88_BOARD_PROLINK_PLAYTVPVR 11
+#define CX88_BOARD_ASUS_PVR_416 12
+#define CX88_BOARD_MSI_TVANYWHERE 13
+#define CX88_BOARD_KWORLD_DVB_T 14
+#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1 15
+#define CX88_BOARD_KWORLD_LTV883 16
+#define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q 17
+#define CX88_BOARD_HAUPPAUGE_DVB_T1 18
+#define CX88_BOARD_CONEXANT_DVB_T1 19
+#define CX88_BOARD_PROVIDEO_PV259 20
+#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS 21
+#define CX88_BOARD_PCHDTV_HD3000 22
+#define CX88_BOARD_DNTV_LIVE_DVB_T 23
+#define CX88_BOARD_HAUPPAUGE_ROSLYN 24
+#define CX88_BOARD_DIGITALLOGIC_MEC 25
+#define CX88_BOARD_IODATA_GVBCTV7E 26
+#define CX88_BOARD_PIXELVIEW_PLAYTV_ULTRA_PRO 27
+#define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T 28
+#define CX88_BOARD_ADSTECH_DVB_T_PCI 29
+#define CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1 30
+#define CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD 31
+#define CX88_BOARD_AVERMEDIA_ULTRATV_MC_550 32
+#define CX88_BOARD_KWORLD_VSTREAM_EXPERT_DVD 33
+#define CX88_BOARD_ATI_HDTVWONDER 34
+#define CX88_BOARD_WINFAST_DTV1000 35
+#define CX88_BOARD_AVERTV_303 36
+#define CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1 37
+#define CX88_BOARD_HAUPPAUGE_NOVASE2_S1 38
+#define CX88_BOARD_KWORLD_DVBS_100 39
+#define CX88_BOARD_HAUPPAUGE_HVR1100 40
+#define CX88_BOARD_HAUPPAUGE_HVR1100LP 41
+#define CX88_BOARD_DNTV_LIVE_DVB_T_PRO 42
+#define CX88_BOARD_KWORLD_DVB_T_CX22702 43
+#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL 44
+#define CX88_BOARD_KWORLD_HARDWARE_MPEG_TV_XPERT 45
+#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_HYBRID 46
+#define CX88_BOARD_PCHDTV_HD5500 47
+#define CX88_BOARD_KWORLD_MCE200_DELUXE 48
+#define CX88_BOARD_PIXELVIEW_PLAYTV_P7000 49
+#define CX88_BOARD_NPGTECH_REALTV_TOP10FM 50
+#define CX88_BOARD_WINFAST_DTV2000H 51
+#define CX88_BOARD_GENIATECH_DVBS 52
+#define CX88_BOARD_HAUPPAUGE_HVR3000 53
+#define CX88_BOARD_NORWOOD_MICRO 54
+#define CX88_BOARD_TE_DTV_250_OEM_SWANN 55
+#define CX88_BOARD_HAUPPAUGE_HVR1300 56
+#define CX88_BOARD_ADSTECH_PTV_390 57
+#define CX88_BOARD_PINNACLE_PCTV_HD_800i 58
+#define CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO 59
+#define CX88_BOARD_PINNACLE_HYBRID_PCTV 60
+#define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL 61
+#define CX88_BOARD_POWERCOLOR_REAL_ANGEL 62
+#define CX88_BOARD_GENIATECH_X8000_MT 63
+#define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PRO 64
+#define CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD 65
+#define CX88_BOARD_PROLINK_PV_8000GT 66
+#define CX88_BOARD_KWORLD_ATSC_120 67
+#define CX88_BOARD_HAUPPAUGE_HVR4000 68
+#define CX88_BOARD_HAUPPAUGE_HVR4000LITE 69
+#define CX88_BOARD_TEVII_S460 70
+#define CX88_BOARD_OMICOM_SS4_PCI 71
+#define CX88_BOARD_TBS_8920 72
+#define CX88_BOARD_TEVII_S420 73
+#define CX88_BOARD_PROLINK_PV_GLOBAL_XTREME 74
+#define CX88_BOARD_PROF_7300 75
+#define CX88_BOARD_SATTRADE_ST4200 76
+#define CX88_BOARD_TBS_8910 77
+#define CX88_BOARD_PROF_6200 78
+#define CX88_BOARD_TERRATEC_CINERGY_HT_PCI_MKII 79
+#define CX88_BOARD_HAUPPAUGE_IRONLY 80
+#define CX88_BOARD_WINFAST_DTV1800H 81
+#define CX88_BOARD_WINFAST_DTV2000H_J 82
+#define CX88_BOARD_PROF_7301 83
+#define CX88_BOARD_SAMSUNG_SMT_7020 84
+#define CX88_BOARD_TWINHAN_VP1027_DVBS 85
+#define CX88_BOARD_TEVII_S464 86
+#define CX88_BOARD_WINFAST_DTV2000H_PLUS 87
+#define CX88_BOARD_WINFAST_DTV1800H_XC4000 88
+#define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F36 89
+#define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F43 90
+
+enum cx88_itype {
+ CX88_VMUX_COMPOSITE1 = 1,
+ CX88_VMUX_COMPOSITE2,
+ CX88_VMUX_COMPOSITE3,
+ CX88_VMUX_COMPOSITE4,
+ CX88_VMUX_SVIDEO,
+ CX88_VMUX_TELEVISION,
+ CX88_VMUX_CABLE,
+ CX88_VMUX_DVB,
+ CX88_VMUX_DEBUG,
+ CX88_RADIO,
+};
+
+struct cx88_input {
+ enum cx88_itype type;
+ u32 gpio0, gpio1, gpio2, gpio3;
+ unsigned int vmux:2;
+ unsigned int audioroute:4;
+};
+
+struct cx88_board {
+ const char *name;
+ unsigned int tuner_type;
+ unsigned int radio_type;
+ unsigned char tuner_addr;
+ unsigned char radio_addr;
+ int tda9887_conf;
+ struct cx88_input input[MAX_CX88_INPUT];
+ struct cx88_input radio;
+ enum cx88_board_type mpeg;
+ unsigned int audio_chip;
+ int num_frontends;
+
+ /* Used for I2S devices */
+ int i2sinputcntl;
+};
+
+struct cx88_subid {
+ u16 subvendor;
+ u16 subdevice;
+ u32 card;
+};
+
+enum cx88_tvaudio {
+ WW_NONE = 1,
+ WW_BTSC,
+ WW_BG,
+ WW_DK,
+ WW_I,
+ WW_L,
+ WW_EIAJ,
+ WW_I2SPT,
+ WW_FM,
+ WW_I2SADC,
+ WW_M
+};
+
+#define INPUT(nr) (core->board.input[nr])
+
+/* ----------------------------------------------------------- */
+/* device / file handle status */
+
+#define RESOURCE_OVERLAY 1
+#define RESOURCE_VIDEO 2
+#define RESOURCE_VBI 4
+
+#define BUFFER_TIMEOUT msecs_to_jiffies(2000)
+
+/* buffer for one video frame */
+struct cx88_buffer {
+ /* common v4l buffer stuff -- must be first */
+ struct videobuf_buffer vb;
+
+ /* cx88 specific */
+ unsigned int bpl;
+ struct btcx_riscmem risc;
+ const struct cx8800_fmt *fmt;
+ u32 count;
+};
+
+struct cx88_dmaqueue {
+ struct list_head active;
+ struct list_head queued;
+ struct timer_list timeout;
+ struct btcx_riscmem stopper;
+ u32 count;
+};
+
+struct cx88_core {
+ struct list_head devlist;
+ atomic_t refcount;
+
+ /* board name */
+ int nr;
+ char name[32];
+ u32 model;
+
+ /* pci stuff */
+ int pci_bus;
+ int pci_slot;
+ u32 __iomem *lmmio;
+ u8 __iomem *bmmio;
+ u32 shadow[SHADOW_MAX];
+ int pci_irqmask;
+
+ /* i2c i/o */
+ struct i2c_adapter i2c_adap;
+ struct i2c_algo_bit_data i2c_algo;
+ struct i2c_client i2c_client;
+ u32 i2c_state, i2c_rc;
+
+ /* config info -- analog */
+ struct v4l2_device v4l2_dev;
+ struct v4l2_ctrl_handler video_hdl;
+ struct v4l2_ctrl *chroma_agc;
+ struct v4l2_ctrl_handler audio_hdl;
+ struct v4l2_subdev *sd_wm8775;
+ struct i2c_client *i2c_rtc;
+ unsigned int boardnr;
+ struct cx88_board board;
+
+ /* Supported V4L _STD_ tuner formats */
+ unsigned int tuner_formats;
+
+ /* config info -- dvb */
+#if IS_ENABLED(CPTCFG_VIDEO_CX88_DVB)
+ int (*prev_set_voltage)(struct dvb_frontend *fe, fe_sec_voltage_t voltage);
+#endif
+ void (*gate_ctrl)(struct cx88_core *core, int open);
+
+ /* state info */
+ struct task_struct *kthread;
+ v4l2_std_id tvnorm;
+ enum cx88_tvaudio tvaudio;
+ u32 audiomode_manual;
+ u32 audiomode_current;
+ u32 input;
+ u32 last_analog_input;
+ u32 astat;
+ u32 use_nicam;
+ unsigned long last_change;
+
+ /* IR remote control state */
+ struct cx88_IR *ir;
+
+ /* I2C remote data */
+ struct IR_i2c_init_data init_data;
+ struct wm8775_platform_data wm8775_data;
+
+ struct mutex lock;
+ /* various v4l controls */
+ u32 freq;
+ int users;
+ int mpeg_users;
+
+ /* cx88-video needs to access cx8802 for hybrid tuner pll access. */
+ struct cx8802_dev *dvbdev;
+ enum cx88_board_type active_type_id;
+ int active_ref;
+ int active_fe_id;
+};
+
+static inline struct cx88_core *to_core(struct v4l2_device *v4l2_dev)
+{
+ return container_of(v4l2_dev, struct cx88_core, v4l2_dev);
+}
+
+#define call_hw(core, grpid, o, f, args...) \
+ do { \
+ if (!core->i2c_rc) { \
+ if (core->gate_ctrl) \
+ core->gate_ctrl(core, 1); \
+ v4l2_device_call_all(&core->v4l2_dev, grpid, o, f, ##args); \
+ if (core->gate_ctrl) \
+ core->gate_ctrl(core, 0); \
+ } \
+ } while (0)
+
+#define call_all(core, o, f, args...) call_hw(core, 0, o, f, ##args)
+
+#define WM8775_GID (1 << 0)
+
+#define wm8775_s_ctrl(core, id, val) \
+ do { \
+ struct v4l2_ctrl *ctrl_ = \
+ v4l2_ctrl_find(core->sd_wm8775->ctrl_handler, id); \
+ if (ctrl_ && !core->i2c_rc) { \
+ if (core->gate_ctrl) \
+ core->gate_ctrl(core, 1); \
+ v4l2_ctrl_s_ctrl(ctrl_, val); \
+ if (core->gate_ctrl) \
+ core->gate_ctrl(core, 0); \
+ } \
+ } while (0)
+
+#define wm8775_g_ctrl(core, id) \
+ ({ \
+ struct v4l2_ctrl *ctrl_ = \
+ v4l2_ctrl_find(core->sd_wm8775->ctrl_handler, id); \
+ s32 val = 0; \
+ if (ctrl_ && !core->i2c_rc) { \
+ if (core->gate_ctrl) \
+ core->gate_ctrl(core, 1); \
+ val = v4l2_ctrl_g_ctrl(ctrl_); \
+ if (core->gate_ctrl) \
+ core->gate_ctrl(core, 0); \
+ } \
+ val; \
+ })
+
+struct cx8800_dev;
+struct cx8802_dev;
+
+/* ----------------------------------------------------------- */
+/* function 0: video stuff */
+
+struct cx8800_fh {
+ struct v4l2_fh fh;
+ struct cx8800_dev *dev;
+ unsigned int resources;
+
+ /* video capture */
+ struct videobuf_queue vidq;
+
+ /* vbi capture */
+ struct videobuf_queue vbiq;
+};
+
+struct cx8800_suspend_state {
+ int disabled;
+};
+
+struct cx8800_dev {
+ struct cx88_core *core;
+ spinlock_t slock;
+
+ /* various device info */
+ unsigned int resources;
+ struct video_device *video_dev;
+ struct video_device *vbi_dev;
+ struct video_device *radio_dev;
+
+ /* pci i/o */
+ struct pci_dev *pci;
+ unsigned char pci_rev,pci_lat;
+
+ const struct cx8800_fmt *fmt;
+ unsigned int width, height;
+
+ /* capture queues */
+ struct cx88_dmaqueue vidq;
+ struct cx88_dmaqueue vbiq;
+
+ /* various v4l controls */
+
+ /* other global state info */
+ struct cx8800_suspend_state state;
+};
+
+/* ----------------------------------------------------------- */
+/* function 1: audio/alsa stuff */
+/* =============> moved to cx88-alsa.c <====================== */
+
+
+/* ----------------------------------------------------------- */
+/* function 2: mpeg stuff */
+
+struct cx8802_fh {
+ struct v4l2_fh fh;
+ struct cx8802_dev *dev;
+ struct videobuf_queue mpegq;
+};
+
+struct cx8802_suspend_state {
+ int disabled;
+};
+
+struct cx8802_driver {
+ struct cx88_core *core;
+
+ /* List of drivers attached to device */
+ struct list_head drvlist;
+
+ /* Type of driver and access required */
+ enum cx88_board_type type_id;
+ enum cx8802_board_access hw_access;
+
+ /* MPEG 8802 internal only */
+ int (*suspend)(struct pci_dev *pci_dev, pm_message_t state);
+ int (*resume)(struct pci_dev *pci_dev);
+
+ /* Callers to the following functions must hold core->lock */
+
+ /* MPEG 8802 -> mini driver - Driver probe and configuration */
+ int (*probe)(struct cx8802_driver *drv);
+ int (*remove)(struct cx8802_driver *drv);
+
+ /* MPEG 8802 -> mini driver - Access for hardware control */
+ int (*advise_acquire)(struct cx8802_driver *drv);
+ int (*advise_release)(struct cx8802_driver *drv);
+
+ /* MPEG 8802 <- mini driver - Access for hardware control */
+ int (*request_acquire)(struct cx8802_driver *drv);
+ int (*request_release)(struct cx8802_driver *drv);
+};
+
+struct cx8802_dev {
+ struct cx88_core *core;
+ spinlock_t slock;
+
+ /* pci i/o */
+ struct pci_dev *pci;
+ unsigned char pci_rev,pci_lat;
+
+ /* dma queues */
+ struct cx88_dmaqueue mpegq;
+ u32 ts_packet_size;
+ u32 ts_packet_count;
+
+ /* other global state info */
+ struct cx8802_suspend_state state;
+
+ /* for blackbird only */
+ struct list_head devlist;
+#if IS_ENABLED(CPTCFG_VIDEO_CX88_BLACKBIRD)
+ struct video_device *mpeg_dev;
+ u32 mailbox;
+ int width;
+ int height;
+ unsigned char mpeg_active; /* nonzero if mpeg encoder is active */
+
+ /* mpeg params */
+ struct cx2341x_handler cxhdl;
+#endif
+
+#if IS_ENABLED(CPTCFG_VIDEO_CX88_DVB)
+ /* for dvb only */
+ struct videobuf_dvb_frontends frontends;
+#endif
+
+#if IS_ENABLED(CPTCFG_VIDEO_CX88_VP3054)
+ /* For VP3045 secondary I2C bus support */
+ struct vp3054_i2c_state *vp3054;
+#endif
+ /* for switching modulation types */
+ unsigned char ts_gen_cntrl;
+
+ /* List of attached drivers; must hold core->lock to access */
+ struct list_head drvlist;
+
+ struct work_struct request_module_wk;
+};
+
+/* ----------------------------------------------------------- */
+
+#define cx_read(reg) readl(core->lmmio + ((reg)>>2))
+#define cx_write(reg,value) writel((value), core->lmmio + ((reg)>>2))
+#define cx_writeb(reg,value) writeb((value), core->bmmio + (reg))
+
+#define cx_andor(reg,mask,value) \
+ writel((readl(core->lmmio+((reg)>>2)) & ~(mask)) |\
+ ((value) & (mask)), core->lmmio+((reg)>>2))
+#define cx_set(reg,bit) cx_andor((reg),(bit),(bit))
+#define cx_clear(reg,bit) cx_andor((reg),(bit),0)
+
+#define cx_wait(d) { if (need_resched()) schedule(); else udelay(d); }
+
+/* shadow registers */
+#define cx_sread(sreg) (core->shadow[sreg])
+#define cx_swrite(sreg,reg,value) \
+ (core->shadow[sreg] = value, \
+ writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))
+#define cx_sandor(sreg,reg,mask,value) \
+ (core->shadow[sreg] = (core->shadow[sreg] & ~(mask)) | ((value) & (mask)), \
+ writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))
+
+/* ----------------------------------------------------------- */
+/* cx88-core.c */
+
+extern unsigned int cx88_core_debug;
+
+extern void cx88_print_irqbits(const char *name, const char *tag, const char *strings[],
+ int len, u32 bits, u32 mask);
+
+extern int cx88_core_irq(struct cx88_core *core, u32 status);
+extern void cx88_wakeup(struct cx88_core *core,
+ struct cx88_dmaqueue *q, u32 count);
+extern void cx88_shutdown(struct cx88_core *core);
+extern int cx88_reset(struct cx88_core *core);
+
+extern int
+cx88_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc,
+ struct scatterlist *sglist,
+ unsigned int top_offset, unsigned int bottom_offset,
+ unsigned int bpl, unsigned int padding, unsigned int lines);
+extern int
+cx88_risc_databuffer(struct pci_dev *pci, struct btcx_riscmem *risc,
+ struct scatterlist *sglist, unsigned int bpl,
+ unsigned int lines, unsigned int lpi);
+extern int
+cx88_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
+ u32 reg, u32 mask, u32 value);
+extern void
+cx88_free_buffer(struct videobuf_queue *q, struct cx88_buffer *buf);
+
+extern void cx88_risc_disasm(struct cx88_core *core,
+ struct btcx_riscmem *risc);
+extern int cx88_sram_channel_setup(struct cx88_core *core,
+ const struct sram_channel *ch,
+ unsigned int bpl, u32 risc);
+extern void cx88_sram_channel_dump(struct cx88_core *core,
+ const struct sram_channel *ch);
+
+extern int cx88_set_scale(struct cx88_core *core, unsigned int width,
+ unsigned int height, enum v4l2_field field);
+extern int cx88_set_tvnorm(struct cx88_core *core, v4l2_std_id norm);
+
+extern struct video_device *cx88_vdev_init(struct cx88_core *core,
+ struct pci_dev *pci,
+ const struct video_device *template_,
+ const char *type);
+extern struct cx88_core* cx88_core_get(struct pci_dev *pci);
+extern void cx88_core_put(struct cx88_core *core,
+ struct pci_dev *pci);
+
+extern int cx88_start_audio_dma(struct cx88_core *core);
+extern int cx88_stop_audio_dma(struct cx88_core *core);
+
+
+/* ----------------------------------------------------------- */
+/* cx88-vbi.c */
+
+/* Can be used as g_vbi_fmt, try_vbi_fmt and s_vbi_fmt */
+int cx8800_vbi_fmt (struct file *file, void *priv,
+ struct v4l2_format *f);
+
+/*
+int cx8800_start_vbi_dma(struct cx8800_dev *dev,
+ struct cx88_dmaqueue *q,
+ struct cx88_buffer *buf);
+*/
+int cx8800_stop_vbi_dma(struct cx8800_dev *dev);
+int cx8800_restart_vbi_queue(struct cx8800_dev *dev,
+ struct cx88_dmaqueue *q);
+void cx8800_vbi_timeout(unsigned long data);
+
+extern const struct videobuf_queue_ops cx8800_vbi_qops;
+
+/* ----------------------------------------------------------- */
+/* cx88-i2c.c */
+
+extern int cx88_i2c_init(struct cx88_core *core, struct pci_dev *pci);
+
+
+/* ----------------------------------------------------------- */
+/* cx88-cards.c */
+
+extern int cx88_tuner_callback(void *dev, int component, int command, int arg);
+extern int cx88_get_resources(const struct cx88_core *core,
+ struct pci_dev *pci);
+extern struct cx88_core *cx88_core_create(struct pci_dev *pci, int nr);
+extern void cx88_setup_xc3028(struct cx88_core *core, struct xc2028_ctrl *ctl);
+
+/* ----------------------------------------------------------- */
+/* cx88-tvaudio.c */
+
+void cx88_set_tvaudio(struct cx88_core *core);
+void cx88_newstation(struct cx88_core *core);
+void cx88_get_stereo(struct cx88_core *core, struct v4l2_tuner *t);
+void cx88_set_stereo(struct cx88_core *core, u32 mode, int manual);
+int cx88_audio_thread(void *data);
+
+int cx8802_register_driver(struct cx8802_driver *drv);
+int cx8802_unregister_driver(struct cx8802_driver *drv);
+
+/* Caller must hold core->lock */
+struct cx8802_driver * cx8802_get_driver(struct cx8802_dev *dev, enum cx88_board_type btype);
+
+/* ----------------------------------------------------------- */
+/* cx88-dsp.c */
+
+s32 cx88_dsp_detect_stereo_sap(struct cx88_core *core);
+
+/* ----------------------------------------------------------- */
+/* cx88-input.c */
+
+int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci);
+int cx88_ir_fini(struct cx88_core *core);
+void cx88_ir_irq(struct cx88_core *core);
+int cx88_ir_start(struct cx88_core *core);
+void cx88_ir_stop(struct cx88_core *core);
+extern void cx88_i2c_init_ir(struct cx88_core *core);
+
+/* ----------------------------------------------------------- */
+/* cx88-mpeg.c */
+
+int cx8802_buf_prepare(struct videobuf_queue *q,struct cx8802_dev *dev,
+ struct cx88_buffer *buf, enum v4l2_field field);
+void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf);
+void cx8802_cancel_buffers(struct cx8802_dev *dev);
+
+/* ----------------------------------------------------------- */
+/* cx88-video.c*/
+int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i);
+int cx88_set_freq(struct cx88_core *core, const struct v4l2_frequency *f);
+int cx88_video_mux(struct cx88_core *core, unsigned int input);
+void cx88_querycap(struct file *file, struct cx88_core *core,
+ struct v4l2_capability *cap);