diff options
Diffstat (limited to 'linux/drivers/media/video/cx18/cx18-driver.h')
| -rw-r--r-- | linux/drivers/media/video/cx18/cx18-driver.h | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/linux/drivers/media/video/cx18/cx18-driver.h b/linux/drivers/media/video/cx18/cx18-driver.h index ca1f43781..018d98f94 100644 --- a/linux/drivers/media/video/cx18/cx18-driver.h +++ b/linux/drivers/media/video/cx18/cx18-driver.h @@ -115,6 +115,17 @@ #define CX18_DEFAULT_ENC_VBI_BUFFERS 1 #define CX18_DEFAULT_ENC_PCM_BUFFERS 1 +/* Maximum firmware DMA buffers per stream */ +#define CX18_MAX_MDLS_PER_STREAM 63 + +/* DMA buffer, default size in kB allocated */ +#define CX18_DEFAULT_ENC_TS_BUFSIZE 32 +#define CX18_DEFAULT_ENC_MPG_BUFSIZE 32 +#define CX18_DEFAULT_ENC_IDX_BUFSIZE 32 +#define CX18_DEFAULT_ENC_YUV_BUFSIZE 128 +/* Default VBI bufsize based on standards supported by card tuner for now */ +#define CX18_DEFAULT_ENC_PCM_BUFSIZE 4 + /* i2c stuff */ #define I2C_CLIENTS_MAX 16 @@ -289,8 +300,8 @@ struct cx18_stream { /* Buffer Queues */ struct cx18_queue q_free; /* free buffers */ - struct cx18_queue q_full; /* full buffers */ - struct cx18_queue q_io; /* waiting for I/O */ + struct cx18_queue q_busy; /* busy buffers - in use by firmware */ + struct cx18_queue q_full; /* full buffers - data for user apps */ /* DVB / Digital Transport */ struct cx18_dvb dvb; @@ -408,6 +419,7 @@ struct cx18 { struct mutex serialize_lock; /* mutex used to serialize open/close/start/stop/ioctl operations */ struct cx18_options options; /* User options */ + int stream_buffers[CX18_MAX_STREAMS]; /* # of buffers for each stream */ int stream_buf_size[CX18_MAX_STREAMS]; /* Stream buffer size */ struct cx18_stream streams[CX18_MAX_STREAMS]; /* Stream data */ unsigned long i_flags; /* global cx18 flags */ @@ -447,6 +459,7 @@ struct cx18 { u32 sw2_irq_mask; u32 hw2_irq_mask; + struct workqueue_struct *work_queue; struct cx18_epu_work_order epu_work_order[CX18_MAX_EPU_WORK_ORDERS]; char epu_debug_str[256]; /* CX18_EPU_DEBUG is rare: use shared space */ @@ -478,7 +491,6 @@ extern struct cx18 *cx18_cards[]; extern int cx18_cards_active; extern int cx18_first_minor; extern spinlock_t cx18_cards_lock; -extern struct workqueue_struct *cx18_work_queue; /*==============Prototypes==================*/ @@ -492,4 +504,10 @@ void cx18_read_eeprom(struct cx18 *cx, struct tveeprom *tv); /* First-open initialization: load firmware, etc. */ int cx18_init_on_first_open(struct cx18 *cx); +/* Test if the current VBI mode is raw (1) or sliced (0) */ +static inline int cx18_raw_vbi(const struct cx18 *cx) +{ + return cx->vbi.in.type == V4L2_BUF_TYPE_VBI_CAPTURE; +} + #endif /* CX18_DRIVER_H */ |