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path: root/drivers/media/video/em28xx/em28xx.h
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Diffstat (limited to 'drivers/media/video/em28xx/em28xx.h')
-rw-r--r--drivers/media/video/em28xx/em28xx.h26
1 files changed, 23 insertions, 3 deletions
diff --git a/drivers/media/video/em28xx/em28xx.h b/drivers/media/video/em28xx/em28xx.h
index 0f2ba9a40d1..0a73e8bf0d6 100644
--- a/drivers/media/video/em28xx/em28xx.h
+++ b/drivers/media/video/em28xx/em28xx.h
@@ -109,6 +109,7 @@
#define EM2882_BOARD_EVGA_INDTUBE 70
#define EM2820_BOARD_SILVERCREST_WEBCAM 71
#define EM2861_BOARD_GADMEI_UTV330PLUS 72
+#define EM2870_BOARD_REDDO_DVB_C_USB_BOX 73
/* Limits minimum and default number of buffers */
#define EM28XX_MIN_BUF 4
@@ -214,7 +215,8 @@ struct em28xx_usb_isoc_ctl {
int tmp_buf_len;
/* Stores already requested buffers */
- struct em28xx_buffer *buf;
+ struct em28xx_buffer *vid_buf;
+ struct em28xx_buffer *vbi_buf;
/* Stores the number of received fields */
int nfields;
@@ -443,6 +445,10 @@ enum em28xx_dev_state {
#define EM28XX_AUDIO 0x10
#define EM28XX_DVB 0x20
+/* em28xx resource types (used for res_get/res_lock etc */
+#define EM28XX_RESOURCE_VIDEO 0x01
+#define EM28XX_RESOURCE_VBI 0x02
+
struct em28xx_audio {
char name[50];
char *transfer_buffer[EM28XX_AUDIO_BUFS];
@@ -463,10 +469,11 @@ struct em28xx;
struct em28xx_fh {
struct em28xx *dev;
- unsigned int stream_on:1; /* Locks streams */
int radio;
+ unsigned int resources;
struct videobuf_queue vb_vidq;
+ struct videobuf_queue vb_vbiq;
enum v4l2_buf_type type;
};
@@ -493,7 +500,6 @@ struct em28xx {
/* Vinmode/Vinctl used at the driver */
int vinmode, vinctl;
- unsigned int stream_on:1; /* Locks streams */
unsigned int has_audio_class:1;
unsigned int has_alsa_audio:1;
@@ -544,6 +550,12 @@ struct em28xx {
enum em28xx_dev_state state;
enum em28xx_io_method io;
+ /* vbi related state tracking */
+ int capture_type;
+ int vbi_read;
+ unsigned char cur_field;
+
+
struct work_struct request_module_wk;
/* locks */
@@ -555,10 +567,14 @@ struct em28xx {
struct video_device *vbi_dev;
struct video_device *radio_dev;
+ /* resources in use */
+ unsigned int resources;
+
unsigned char eedata[256];
/* Isoc control struct */
struct em28xx_dmaqueue vidq;
+ struct em28xx_dmaqueue vbiq;
struct em28xx_usb_isoc_ctl isoc_ctl;
spinlock_t slock;
@@ -639,6 +655,7 @@ int em28xx_audio_setup(struct em28xx *dev);
int em28xx_colorlevels_set_default(struct em28xx *dev);
int em28xx_capture_start(struct em28xx *dev, int start);
+int em28xx_vbi_supported(struct em28xx *dev);
int em28xx_set_outfmt(struct em28xx *dev);
int em28xx_resolution_set(struct em28xx *dev);
int em28xx_set_alternate(struct em28xx *dev);
@@ -686,6 +703,9 @@ void em28xx_deregister_snapshot_button(struct em28xx *dev);
int em28xx_ir_init(struct em28xx *dev);
int em28xx_ir_fini(struct em28xx *dev);
+/* Provided by em28xx-vbi.c */
+extern struct videobuf_queue_ops em28xx_vbi_qops;
+
/* printk macros */
#define em28xx_err(fmt, arg...) do {\