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path: root/drivers/media/video/gspca/gspca.h
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Diffstat (limited to 'drivers/media/video/gspca/gspca.h')
-rw-r--r--drivers/media/video/gspca/gspca.h25
1 files changed, 16 insertions, 9 deletions
diff --git a/drivers/media/video/gspca/gspca.h b/drivers/media/video/gspca/gspca.h
index d25e8d69373b..c90af9cb1e07 100644
--- a/drivers/media/video/gspca/gspca.h
+++ b/drivers/media/video/gspca/gspca.h
@@ -56,8 +56,12 @@ extern int gspca_debug;
56/* device information - set at probe time */ 56/* device information - set at probe time */
57struct cam { 57struct cam {
58 int bulk_size; /* buffer size when image transfer by bulk */ 58 int bulk_size; /* buffer size when image transfer by bulk */
59 struct v4l2_pix_format *cam_mode; /* size nmodes */ 59 const struct v4l2_pix_format *cam_mode; /* size nmodes */
60 char nmodes; 60 char nmodes;
61 __u8 bulk_nurbs; /* number of URBs in bulk mode
62 * - cannot be > MAX_NURBS
63 * - when 0 and bulk_size != 0 means
64 * 1 URB and submit done by subdriver */
61 __u8 epaddr; 65 __u8 epaddr;
62}; 66};
63 67
@@ -70,6 +74,8 @@ typedef void (*cam_v_op) (struct gspca_dev *);
70typedef int (*cam_cf_op) (struct gspca_dev *, const struct usb_device_id *); 74typedef int (*cam_cf_op) (struct gspca_dev *, const struct usb_device_id *);
71typedef int (*cam_jpg_op) (struct gspca_dev *, 75typedef int (*cam_jpg_op) (struct gspca_dev *,
72 struct v4l2_jpegcompression *); 76 struct v4l2_jpegcompression *);
77typedef int (*cam_streamparm_op) (struct gspca_dev *,
78 struct v4l2_streamparm *);
73typedef int (*cam_qmnu_op) (struct gspca_dev *, 79typedef int (*cam_qmnu_op) (struct gspca_dev *,
74 struct v4l2_querymenu *); 80 struct v4l2_querymenu *);
75typedef void (*cam_pkt_op) (struct gspca_dev *gspca_dev, 81typedef void (*cam_pkt_op) (struct gspca_dev *gspca_dev,
@@ -102,6 +108,8 @@ struct sd_desc {
102 cam_jpg_op get_jcomp; 108 cam_jpg_op get_jcomp;
103 cam_jpg_op set_jcomp; 109 cam_jpg_op set_jcomp;
104 cam_qmnu_op querymenu; 110 cam_qmnu_op querymenu;
111 cam_streamparm_op get_streamparm;
112 cam_streamparm_op set_streamparm;
105}; 113};
106 114
107/* packet types when moving from iso buf to frame buf */ 115/* packet types when moving from iso buf to frame buf */
@@ -120,10 +128,9 @@ struct gspca_frame {
120}; 128};
121 129
122struct gspca_dev { 130struct gspca_dev {
123 struct video_device *vdev; 131 struct video_device vdev; /* !! must be the first item */
124 struct module *module; /* subdriver handling the device */ 132 struct module *module; /* subdriver handling the device */
125 struct usb_device *dev; 133 struct usb_device *dev;
126 struct kref kref;
127 struct file *capt_file; /* file doing video capture */ 134 struct file *capt_file; /* file doing video capture */
128 135
129 struct cam cam; /* device information */ 136 struct cam cam; /* device information */
@@ -142,22 +149,20 @@ struct gspca_dev {
142 char fr_q; /* next frame to queue */ 149 char fr_q; /* next frame to queue */
143 char fr_o; /* next frame to dequeue */ 150 char fr_o; /* next frame to dequeue */
144 signed char fr_queue[GSPCA_MAX_FRAMES]; /* frame queue */ 151 signed char fr_queue[GSPCA_MAX_FRAMES]; /* frame queue */
145 char last_packet_type; 152 __u8 last_packet_type;
153 __s8 empty_packet; /* if (-1) don't check empty packets */
154 __u8 streaming;
146 155
147 __u8 iface; /* USB interface number */
148 __u8 alt; /* USB alternate setting */
149 __u8 curr_mode; /* current camera mode */ 156 __u8 curr_mode; /* current camera mode */
150 __u32 pixfmt; /* current mode parameters */ 157 __u32 pixfmt; /* current mode parameters */
151 __u16 width; 158 __u16 width;
152 __u16 height; 159 __u16 height;
160 __u32 sequence; /* frame sequence number */
153 161
154 atomic_t nevent; /* number of frames done */
155 wait_queue_head_t wq; /* wait queue */ 162 wait_queue_head_t wq; /* wait queue */
156 struct mutex usb_lock; /* usb exchange protection */ 163 struct mutex usb_lock; /* usb exchange protection */
157 struct mutex read_lock; /* read protection */ 164 struct mutex read_lock; /* read protection */
158 struct mutex queue_lock; /* ISOC queue protection */ 165 struct mutex queue_lock; /* ISOC queue protection */
159 __u32 sequence; /* frame sequence number */
160 char streaming;
161#ifdef CONFIG_PM 166#ifdef CONFIG_PM
162 char frozen; /* suspend - resume */ 167 char frozen; /* suspend - resume */
163#endif 168#endif
@@ -166,6 +171,8 @@ struct gspca_dev {
166 char nbufread; /* number of buffers for read() */ 171 char nbufread; /* number of buffers for read() */
167 char nurbs; /* number of allocated URBs */ 172 char nurbs; /* number of allocated URBs */
168 char memory; /* memory type (V4L2_MEMORY_xxx) */ 173 char memory; /* memory type (V4L2_MEMORY_xxx) */
174 __u8 iface; /* USB interface number */
175 __u8 alt; /* USB alternate setting */
169 __u8 nbalt; /* number of USB alternate settings */ 176 __u8 nbalt; /* number of USB alternate settings */
170}; 177};
171 178