diff options
Diffstat (limited to 'uio_vmeta.h')
| -rwxr-xr-x | uio_vmeta.h | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/uio_vmeta.h b/uio_vmeta.h new file mode 100755 index 0000000..bab40dd --- /dev/null +++ b/uio_vmeta.h @@ -0,0 +1,56 @@ +/* + * This software program is licensed subject to the GNU General Public License + * (GPL).Version 2,June 1991, available at http://www.fsf.org/copyleft/gpl.html + + * (C) Copyright 2010 Marvell International Ltd. + * All Rights Reserved + */ + +#ifndef __UIO_VMETA_H +#define __UIO_VMETA_H + +typedef unsigned int vmeta_instance_status; +typedef struct _id_instance +{ + vmeta_instance_status status; + int height; + int width; + int frame_rate; + pid_t pid; + unsigned int pt;//pthread_t +}id_instance; + +#define MAX_VMETA_INSTANCE 32 + +typedef enum _VMETA_LOCK_FLAG{ + VMETA_LOCK_OFF = 0, + VMETA_LOCK_ON, + VMETA_LOCK_FORCE_INIT +}VMETA_LOCK_FLAG; + +/* This struct should be aligned with user space API */ +typedef struct _kernel_share +{ + int ref_count; + VMETA_LOCK_FLAG lock_flag; + int active_user_id; + id_instance user_id_list[MAX_VMETA_INSTANCE]; +}kernel_share; + +#define IOP_MAGIC 'v' + +#define VMETA_CMD_POWER_ON _IO(IOP_MAGIC, 0) +#define VMETA_CMD_POWER_OFF _IO(IOP_MAGIC, 1) +#define VMETA_CMD_CLK_ON _IO(IOP_MAGIC, 2) +#define VMETA_CMD_CLK_OFF _IO(IOP_MAGIC, 3) +#define VMETA_CMD_CLK_SWITCH _IO(IOP_MAGIC, 4) +#define VMETA_CMD_LOCK _IO(IOP_MAGIC, 5) +#define VMETA_CMD_UNLOCK _IO(IOP_MAGIC, 6) +#define VMETA_CMD_PRIV_LOCK _IO(IOP_MAGIC, 7) +#define VMETA_CMD_PRIV_UNLOCK _IO(IOP_MAGIC, 8) +#define VMETA_CMD_SUSPEND_CHECK _IOR(IOP_MAGIC, 9, int) +#define VMETA_CMD_SUSPEND_READY _IO(IOP_MAGIC, 10) +#define VMETA_CMD_SUSPEND_SET _IO(IOP_MAGIC, 11) +#define VMETA_CMD_SUSPEND_UNSET _IO(IOP_MAGIC, 12) + +#endif /* __UIO_VMETA_H */ |