diff options
Diffstat (limited to 'linux/drivers/media/dvb/bt8xx/bt878.h')
| -rw-r--r-- | linux/drivers/media/dvb/bt8xx/bt878.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/linux/drivers/media/dvb/bt8xx/bt878.h b/linux/drivers/media/dvb/bt8xx/bt878.h new file mode 100644 index 000000000..adbb74145 --- /dev/null +++ b/linux/drivers/media/dvb/bt8xx/bt878.h @@ -0,0 +1,109 @@ +/* + bt878.h - Bt878 audio module (register offsets) + + Copyright (C) 2002 Peter Hettkamp <peter.hettkamp@t-online.de> + + 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. +*/ + +#ifndef _BT878_H_ +#define _BT878_H_ + +#include <linux/interrupt.h> +#include <linux/pci.h> +#include <linux/sched.h> +#include <linux/spinlock.h> +#include "bt848.h" + +#define BT878_VERSION_CODE 0x000000 + +#define BT878_AINT_STAT 0x100 +#define BT878_ARISCS (0xf<<28) +#define BT878_ARISC_EN (1<<27) +#define BT878_ASCERR (1<<19) +#define BT878_AOCERR (1<<18) +#define BT878_APABORT (1<<17) +#define BT878_ARIPERR (1<<16) +#define BT878_APPERR (1<<15) +#define BT878_AFDSR (1<<14) +#define BT878_AFTRGT (1<<13) +#define BT878_AFBUS (1<<12) +#define BT878_ARISCI (1<<11) +#define BT878_AOFLOW (1<<3) + +#define BT878_AINT_MASK 0x104 + +#define BT878_AGPIO_DMA_CTL 0x10c +#define BT878_A_GAIN (0xf<<28) +#define BT878_A_G2X (1<<27) +#define BT878_A_PWRDN (1<<26) +#define BT878_A_SEL (3<<24) +#define BT878_DA_SCE (1<<23) +#define BT878_DA_LRI (1<<22) +#define BT878_DA_MLB (1<<21) +#define BT878_DA_LRD (0x1f<<16) +#define BT878_DA_DPM (1<<15) +#define BT878_DA_SBR (1<<14) +#define BT878_DA_ES2 (1<<13) +#define BT878_DA_LMT (1<<12) +#define BT878_DA_SDR (0xf<<8) +#define BT878_DA_IOM (3<<6) +#define BT878_DA_APP (1<<5) +#define BT878_ACAP_EN (1<<4) +#define BT878_PKTP (3<<2) +#define BT878_RISC_EN (1<<1) +#define BT878_FIFO_EN 1 + +#define BT878_APACK_LEN 0x110 +#define BT878_AFP_LEN (0xff<<16) +#define BT878_ALP_LEN 0xfff + +#define BT878_ARISC_START 0x114 + +#define BT878_ARISC_PC 0x120 + +#define BT878_MAX 4 +extern int bt878_num; +extern struct bt878 bt878[BT878_MAX]; + +struct bt878 { + spinlock_t s_lock; + unsigned int nr; + struct pci_dev *dev; + unsigned int id; + unsigned char revision; + unsigned int irq; + unsigned long bt878_adr; + unsigned char *bt878_mem; + int nbuffers; + int buffersize; + int framesize; + int allocbufsize; + void *buffer; + void *riscprog; + + int writebuf; + int readbuf; + int readptr; + + wait_queue_head_t readq; + struct tasklet_struct *tasklet; + int shutdown; + }; + +int bt878_get_buffers(struct bt878 *bt, int bpl, int lpf, int nbufs, int sync); +void bt878_start(struct bt878 *bt, u32 controlreg); +void bt878_stop(struct bt878 *bt); +#endif |