/* * v4l2 device driver for cx2388x based TV cards * * (c) 2003,04 Gerd Knorr [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 #include #include #include #include #include #include #include #include "btcx-risc.h" #include "cx88-reg.h" #include #define CX88_VERSION_CODE KERNEL_VERSION(0,0,3) #ifndef TRUE # define TRUE (1==1) #endif #ifndef FALSE # define FALSE (1==0) #endif #define UNSET (-1U) #define CX88_MAXBOARDS 8 /* ----------------------------------------------------------- */ /* defines and enums */ #define FORMAT_FLAGS_PACKED 0x01 #define FORMAT_FLAGS_PLANAR 0x02 #define VBI_LINE_COUNT 17 #define VBI_LINE_LENGTH 2048 /* need "shadow" registers for some write-only ones ... */ #define SHADOW_AUD_VOL_CTL 1 #define SHADOW_AUD_BAL_CTL 2 #define SHADOW_MAX 2 /* ----------------------------------------------------------- */ /* static data */ struct cx8800_tvnorm { char *name; v4l2_std_id id; u32 cxiformat; u32 cxoformat; }; struct cx8800_fmt { char *name; u32 fourcc; /* v4l2 format id */ int depth; int flags; u32 cxformat; }; struct cx88_ctrl { struct v4l2_queryctrl v; u32 off; u32 reg; u32 sreg; u32 mask; u32 shift; }; /* ----------------------------------------------------------- */ /* 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 /* more */ struct sram_channel { 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 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 5 #define CX88_BOARD_AVERTV_303 6 #define CX88_BOARD_MSI_TVANYWHERE 7 #define CX88_BOARD_WINFAST_DV2000 8 #define CX88_BOARD_LEADTEK_PVR2000 9 enum cx88_itype { CX88_VMUX_COMPOSITE1 = 1, CX88_VMUX_COMPOSITE2 = 2, CX88_VMUX_COMPOSITE3 = 3, CX88_VMUX_COMPOSITE4 = 4, CX88_VMUX_TELEVISION = 5, CX88_VMUX_SVIDEO = 6, CX88_VMUX_DEBUG = 7, CX88_RADIO = 8, }; struct cx88_input { enum cx88_itype type; unsigned int vmux; u32 gpio0, gpio1, gpio2, gpio3; }; struct cx88_board { char *name; unsigned int tuner_type; int needs_tda9887:1; struct cx88_input input[8]; struct cx88_input radio; }; struct cx88_subid { u16 subvendor; u16 subdevice; u32 card; }; #define INPUT(nr) (&cx88_boards[dev->board].input[nr]) /* ----------------------------------------------------------- */ /* device / file handle status */ #define RESOURCE_OVERLAY 1 #define RESOURCE_VIDEO 2 #define RESOURCE_VBI 4 //#define BUFFER_TIMEOUT (HZ/2) /* 0.5 seconds */ #define BUFFER_TIMEOUT (HZ*2) struct cx8800_dev; /* 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; 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; }; /* video filehandle status */ struct cx8800_fh { struct cx8800_dev *dev; enum v4l2_buf_type type; int radio; unsigned int resources; /* video overlay */ struct v4l2_window win; struct v4l2_clip *clips; unsigned int nclips; /* video capture */ struct cx8800_fmt *fmt; unsigned int width,height; struct videobuf_queue vidq; /* vbi capture */ struct videobuf_queue vbiq; }; struct cx8800_suspend_state { u32 pci_cfg[64 / sizeof(u32)]; int disabled; }; /* global device status */ struct cx8800_dev { struct list_head devlist; struct semaphore lock; 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 */ char name[32]; struct pci_dev *pci; unsigned char pci_rev,pci_lat; u32 *lmmio; u8 *bmmio; /* config info */ unsigned int board; unsigned int tuner_type; unsigned int has_radio; /* 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; /* video overlay */ struct v4l2_framebuffer fbuf; struct cx88_buffer *screen; /* capture queues */ struct cx88_dmaqueue vidq; struct cx88_dmaqueue vbiq; /* various v4l controls */ struct cx8800_tvnorm *tvnorm; u32 tvaudio; u32 input; u32 freq; /* other global state info */ u32 shadow[SHADOW_MAX]; struct cx8800_suspend_state state; }; /* ----------------------------------------------------------- */ #define cx_read(reg) readl(dev->lmmio + ((reg)>>2)) #define cx_write(reg,value) writel((value), dev->lmmio + ((reg)>>2)); #define cx_writeb(reg,value) writeb((value), dev->bmmio + (reg)); #define cx_andor(reg,mask,value) \ writel((readl(dev->lmmio+((reg)>>2)) & ~(mask)) |\ ((value) & (mask)), dev->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) (dev->shadow[sreg]) #define cx_swrite(sreg,reg,value) \ (dev->shadow[sreg] = value, \ writel(dev->shadow[sreg], dev->lmmio + ((reg)>>2))) #define cx_sandor(sreg,reg,mask,value) \ (dev->shadow[sreg] = (dev->shadow[sreg] & ~(mask)) | ((value) & (mask)), \ writel(dev->shadow[sreg], dev->lmmio + ((reg)>>2))) /* ----------------------------------------------------------- */ /* cx88-core.c */ extern char *cx88_pci_irqs[32]; extern char *cx88_vid_irqs[32]; extern void cx88_print_irqbits(char *name, char *tag, char **strings, u32 bits, u32 mask); extern void cx88_print_ioctl(char *name, unsigned int cmd); 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_stopper(struct pci_dev *pci, struct btcx_riscmem *risc, u32 reg, u32 mask, u32 value); extern void cx88_free_buffer(struct pci_dev *pci, struct cx88_buffer *buf); extern void cx88_risc_disasm(struct cx8800_dev *dev, struct btcx_riscmem *risc); extern int cx88_sram_channel_setup(struct cx8800_dev *dev, struct sram_channel *ch, unsigned int bpl, u32 risc); extern void cx88_sram_channel_dump(struct cx8800_dev *dev, struct sram_channel *ch); extern int cx88_pci_quirks(char *name, struct pci_dev *pci, unsigned int *latency); /* ----------------------------------------------------------- */ /* cx88-vbi.c */ void cx8800_vbi_fmt(struct cx8800_dev *dev, struct v4l2_format *f); int cx8800_start_vbi_dma(struct cx8800_dev *dev, struct cx88_dmaqueue *q, struct cx88_buffer *buf); int cx8800_restart_vbi_queue(struct cx8800_dev *dev, struct cx88_dmaqueue *q); void cx8800_vbi_timeout(unsigned long data); extern struct videobuf_queue_ops cx8800_vbi_qops; /* ----------------------------------------------------------- */ /* cx88-i2c.c */ extern int cx8800_i2c_init(struct cx8800_dev *dev); extern void cx8800_call_i2c_clients(struct cx8800_dev *dev, unsigned int cmd, void *arg); /* ----------------------------------------------------------- */ /* cx88-cards.c */ extern struct cx88_board cx88_boards[]; extern const unsigned int cx88_bcount; extern struct cx88_subid cx88_subids[]; extern const unsigned int cx88_idcount; extern void __devinit cx88_card_setup(struct cx8800_dev *dev); /* ----------------------------------------------------------- */ /* cx88-tvaudio.c */ #define WW_NONE 1 #define WW_BTSC 2 #define WW_NICAM_I 3 #define WW_NICAM_BGDKL 4 #define WW_A1 5 #define WW_A2_BG 6 #define WW_A2_DK 7 #define WW_A2_M 8 #define WW_EIAJ 9 #define WW_SYSTEM_L_AM 10 #define WW_I2SPT 11 #define WW_FM 12 void cx88_set_tvaudio(struct cx8800_dev *dev); void cx88_get_stereo(struct cx8800_dev *dev, struct v4l2_tuner *t); void cx88_set_stereo(struct cx8800_dev *dev, u32 mode); /* * Local variables: * c-basic-offset: 8 * End: */