#include <linux/mutex.h>
#include <linux/string.h>
#include <linux/stddef.h>
+#include <linux/kref.h>
#include "sn9c102_config.h"
#include "sn9c102_sensor.h"
typedef char sn9c102_sof_header_t[62];
+struct sn9c102_sof_t {
+ sn9c102_sof_header_t header;
+ u16 bytesread;
+};
+
struct sn9c102_sysfs_attr {
- u8 reg, i2c_reg;
+ u16 reg, i2c_reg;
sn9c102_sof_header_t frame_header;
};
};
static DEFINE_MUTEX(sn9c102_sysfs_lock);
-static DECLARE_RWSEM(sn9c102_disconnect);
+static DECLARE_RWSEM(sn9c102_dev_lock);
struct sn9c102_device {
struct video_device* v4ldev;
struct v4l2_jpegcompression compression;
struct sn9c102_sysfs_attr sysfs;
- sn9c102_sof_header_t sof_header;
+ struct sn9c102_sof_t sof;
u16 reg[384];
struct sn9c102_module_param module_param;
+ struct kref kref;
enum sn9c102_dev_state state;
u8 users;
- struct mutex dev_mutex, fileop_mutex;
+ struct completion probe;
+ struct mutex open_mutex, fileop_mutex;
spinlock_t queue_lock;
- wait_queue_head_t open, wait_frame, wait_stream;
+ wait_queue_head_t wait_open, wait_frame, wait_stream;
};
/*****************************************************************************/
void
sn9c102_attach_sensor(struct sn9c102_device* cam,
- struct sn9c102_sensor* sensor)
+ const struct sn9c102_sensor* sensor)
{
memcpy(&cam->sensor, sensor, sizeof(struct sn9c102_sensor));
}
if ((level) == 1 || (level) == 2) \
pr_info("sn9c102: " fmt "\n", ## args); \
else if ((level) == 3) \
- pr_debug("sn9c102: [%s:%d] " fmt "\n", __FUNCTION__, \
- __LINE__ , ## args); \
+ pr_debug("sn9c102: [%s:%d] " fmt "\n", \
+ __FUNCTION__, __LINE__ , ## args); \
} \
} while (0)
#else
#undef PDBG
#define PDBG(fmt, args...) \
-dev_info(&cam->usbdev->dev, "[%s:%d] " fmt "\n", \
- __FUNCTION__, __LINE__ , ## args)
+dev_info(&cam->usbdev->dev, "[%s:%s:%d] " fmt "\n", __FILE__, __FUNCTION__, \
+ __LINE__ , ## args)
#undef PDBGG
#define PDBGG(fmt, args...) do {;} while(0) /* placeholder */