diff options
Diffstat (limited to 'drivers/media/video/marvell-ccic/mcam-core.h')
| -rw-r--r-- | drivers/media/video/marvell-ccic/mcam-core.h | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/drivers/media/video/marvell-ccic/mcam-core.h b/drivers/media/video/marvell-ccic/mcam-core.h index 5effa8203412..f40450cf72a0 100644 --- a/drivers/media/video/marvell-ccic/mcam-core.h +++ b/drivers/media/video/marvell-ccic/mcam-core.h @@ -3,6 +3,13 @@ * * Copyright 2011 Jonathan Corbet corbet@lwn.net */ +#ifndef _MCAM_CORE_H +#define _MCAM_CORE_H + +#include <linux/list.h> +#include <media/v4l2-common.h> +#include <media/v4l2-dev.h> +#include <media/videobuf2-core.h> /* * Tracking of streaming I/O buffers. @@ -20,8 +27,6 @@ enum mcam_state { S_NOTREADY, /* Not yet initialized */ S_IDLE, /* Just hanging around */ S_FLAKED, /* Some sort of problem */ - S_SINGLEREAD, /* In read() */ - S_SPECREAD, /* Speculative read (for future read()) */ S_STREAMING /* Streaming data */ }; #define MAX_DMA_BUFS 3 @@ -70,21 +75,19 @@ struct mcam_camera { struct list_head dev_list; /* link to other devices */ + /* Videobuf2 stuff */ + struct vb2_queue vb_queue; + struct list_head buffers; /* Available frames */ + /* DMA buffers */ unsigned int nbufs; /* How many are alloc'd */ int next_buf; /* Next to consume (dev_lock) */ unsigned int dma_buf_size; /* allocated size */ void *dma_bufs[MAX_DMA_BUFS]; /* Internal buffer addresses */ dma_addr_t dma_handles[MAX_DMA_BUFS]; /* Buffer bus addresses */ - unsigned int specframes; /* Unconsumed spec frames (dev_lock) */ unsigned int sequence; /* Frame sequence number */ - unsigned int buf_seq[MAX_DMA_BUFS]; /* Sequence for individual buffers */ + unsigned int buf_seq[MAX_DMA_BUFS]; /* Sequence for individual bufs */ - /* Streaming buffers */ - unsigned int n_sbufs; /* How many we have */ - struct mcam_sio_buffer *sb_bufs; /* The array of housekeeping structs */ - struct list_head sb_avail; /* Available for data (we own) (dev_lock) */ - struct list_head sb_full; /* With data (user space owns) (dev_lock) */ struct tasklet_struct s_tasklet; /* Current operating parameters */ @@ -94,9 +97,6 @@ struct mcam_camera { /* Locks */ struct mutex s_mutex; /* Access to this structure */ - - /* Misc */ - wait_queue_head_t iowait; /* Waiting on frame data */ }; @@ -257,3 +257,5 @@ int mccic_resume(struct mcam_camera *cam); */ #define VGA_WIDTH 640 #define VGA_HEIGHT 480 + +#endif /* _MCAM_CORE_H */ |