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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-08-14 00:13:22 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-08-15 16:25:07 -0300
commit0c0d06cac63ee327ceaab4b5ffe2206574ab86bd (patch)
treee759f0dc3185d97f2a0c6b5cd5e32ea6faa74d40 /drivers/media/usb/au0828/au0828.h
parent84cfe9e79bd5ac11c963f4841158454fefa872f6 (diff)
[media] rename most media/video usb drivers to media/usb
Rename all USB drivers with their own directory under drivers/media/video into drivers/media/usb and update the building system. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/usb/au0828/au0828.h')
-rw-r--r--drivers/media/usb/au0828/au0828.h304
1 files changed, 304 insertions, 0 deletions
diff --git a/drivers/media/usb/au0828/au0828.h b/drivers/media/usb/au0828/au0828.h
new file mode 100644
index 000000000000..66a56ef7bbe4
--- /dev/null
+++ b/drivers/media/usb/au0828/au0828.h
@@ -0,0 +1,304 @@
+/*
+ * Driver for the Auvitek AU0828 USB bridge
+ *
+ * Copyright (c) 2008 Steven Toth <stoth@linuxtv.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/usb.h>
+#include <linux/i2c.h>
+#include <linux/i2c-algo-bit.h>
+#include <media/tveeprom.h>
+
+/* Analog */
+#include <linux/videodev2.h>
+#include <media/videobuf-vmalloc.h>
+#include <media/v4l2-device.h>
+
+/* DVB */
+#include "demux.h"
+#include "dmxdev.h"
+#include "dvb_demux.h"
+#include "dvb_frontend.h"
+#include "dvb_net.h"
+#include "dvbdev.h"
+
+#include "au0828-reg.h"
+#include "au0828-cards.h"
+
+#define DRIVER_NAME "au0828"
+#define URB_COUNT 16
+#define URB_BUFSIZE (0xe522)
+
+/* Analog constants */
+#define NTSC_STD_W 720
+#define NTSC_STD_H 480
+
+#define AU0828_INTERLACED_DEFAULT 1
+#define V4L2_CID_PRIVATE_SHARPNESS (V4L2_CID_PRIVATE_BASE + 0)
+
+/* Defination for AU0828 USB transfer */
+#define AU0828_MAX_ISO_BUFS 12 /* maybe resize this value in the future */
+#define AU0828_ISO_PACKETS_PER_URB 128
+
+#define AU0828_MIN_BUF 4
+#define AU0828_DEF_BUF 8
+
+#define AU0828_MAX_INPUT 4
+
+/* au0828 resource types (used for res_get/res_lock etc */
+#define AU0828_RESOURCE_VIDEO 0x01
+#define AU0828_RESOURCE_VBI 0x02
+
+enum au0828_itype {
+ AU0828_VMUX_UNDEFINED = 0,
+ AU0828_VMUX_COMPOSITE,
+ AU0828_VMUX_SVIDEO,
+ AU0828_VMUX_CABLE,
+ AU0828_VMUX_TELEVISION,
+ AU0828_VMUX_DVB,
+ AU0828_VMUX_DEBUG
+};
+
+struct au0828_input {
+ enum au0828_itype type;
+ unsigned int vmux;
+ unsigned int amux;
+ void (*audio_setup) (void *priv, int enable);
+};
+
+struct au0828_board {
+ char *name;
+ unsigned int tuner_type;
+ unsigned char tuner_addr;
+ unsigned char i2c_clk_divider;
+ struct au0828_input input[AU0828_MAX_INPUT];
+
+};
+
+struct au0828_dvb {
+ struct mutex lock;
+ struct dvb_adapter adapter;
+ struct dvb_frontend *frontend;
+ struct dvb_demux demux;
+ struct dmxdev dmxdev;
+ struct dmx_frontend fe_hw;
+ struct dmx_frontend fe_mem;
+ struct dvb_net net;
+ int feeding;
+};
+
+enum au0828_stream_state {
+ STREAM_OFF,
+ STREAM_INTERRUPT,
+ STREAM_ON
+};
+
+#define AUVI_INPUT(nr) (dev->board.input[nr])
+
+/* device state */
+enum au0828_dev_state {
+ DEV_INITIALIZED = 0x01,
+ DEV_DISCONNECTED = 0x02,
+ DEV_MISCONFIGURED = 0x04
+};
+
+struct au0828_fh {
+ struct au0828_dev *dev;
+ unsigned int resources;
+
+ struct videobuf_queue vb_vidq;
+ struct videobuf_queue vb_vbiq;
+ enum v4l2_buf_type type;
+};
+
+struct au0828_usb_isoc_ctl {
+ /* max packet size of isoc transaction */
+ int max_pkt_size;
+
+ /* number of allocated urbs */
+ int num_bufs;
+
+ /* urb for isoc transfers */
+ struct urb **urb;
+
+ /* transfer buffers for isoc transfer */
+ char **transfer_buffer;
+
+ /* Last buffer command and region */
+ u8 cmd;
+ int pos, size, pktsize;
+
+ /* Last field: ODD or EVEN? */
+ int field;
+
+ /* Stores incomplete commands */
+ u32 tmp_buf;
+ int tmp_buf_len;
+
+ /* Stores already requested buffers */
+ struct au0828_buffer *buf;
+ struct au0828_buffer *vbi_buf;
+
+ /* Stores the number of received fields */
+ int nfields;
+
+ /* isoc urb callback */
+ int (*isoc_copy) (struct au0828_dev *dev, struct urb *urb);
+
+};
+
+/* buffer for one video frame */
+struct au0828_buffer {
+ /* common v4l buffer stuff -- must be first */
+ struct videobuf_buffer vb;
+
+ struct list_head frame;
+ int top_field;
+ int receiving;
+};
+
+struct au0828_dmaqueue {
+ struct list_head active;
+ struct list_head queued;
+
+ wait_queue_head_t wq;
+
+ /* Counters to control buffer fill */
+ int pos;
+};
+
+struct au0828_dev {
+ struct mutex mutex;
+ struct usb_device *usbdev;
+ int boardnr;
+ struct au0828_board board;
+ u8 ctrlmsg[64];
+
+ /* I2C */
+ struct i2c_adapter i2c_adap;
+ struct i2c_algorithm i2c_algo;
+ struct i2c_client i2c_client;
+ u32 i2c_rc;
+
+ /* Digital */
+ struct au0828_dvb dvb;
+ struct work_struct restart_streaming;
+
+ /* Analog */
+ struct v4l2_device v4l2_dev;
+ int users;
+ unsigned int resources; /* resources in use */
+ struct video_device *vdev;
+ struct video_device *vbi_dev;
+ struct timer_list vid_timeout;
+ int vid_timeout_running;
+ struct timer_list vbi_timeout;
+ int vbi_timeout_running;
+ int width;
+ int height;
+ int vbi_width;
+ int vbi_height;
+ u32 vbi_read;
+ u32 field_size;
+ u32 frame_size;
+ u32 bytesperline;
+ int type;
+ u8 ctrl_ainput;
+ __u8 isoc_in_endpointaddr;
+ u8 isoc_init_ok;
+ int greenscreen_detected;
+ unsigned int frame_count;
+ int ctrl_freq;
+ int input_type;
+ int std_set_in_tuner_core;
+ unsigned int ctrl_input;
+ enum au0828_dev_state dev_state;
+ enum au0828_stream_state stream_state;
+ wait_queue_head_t open;
+
+ struct mutex lock;
+
+ /* Isoc control struct */
+ struct au0828_dmaqueue vidq;
+ struct au0828_dmaqueue vbiq;
+ struct au0828_usb_isoc_ctl isoc_ctl;
+ spinlock_t slock;
+
+ /* usb transfer */
+ int alt; /* alternate */
+ int max_pkt_size; /* max packet size of isoc transaction */
+ int num_alt; /* Number of alternative settings */
+ unsigned int *alt_max_pkt_size; /* array of wMaxPacketSize */
+ struct urb *urb[AU0828_MAX_ISO_BUFS]; /* urb for isoc transfers */
+ char *transfer_buffer[AU0828_MAX_ISO_BUFS];/* transfer buffers for isoc
+ transfer */
+
+ /* USB / URB Related */
+ int urb_streaming;
+ struct urb *urbs[URB_COUNT];
+};
+
+/* ----------------------------------------------------------- */
+#define au0828_read(dev, reg) au0828_readreg(dev, reg)
+#define au0828_write(dev, reg, value) au0828_writereg(dev, reg, value)
+#define au0828_andor(dev, reg, mask, value) \
+ au0828_writereg(dev, reg, \
+ (au0828_readreg(dev, reg) & ~(mask)) | ((value) & (mask)))
+
+#define au0828_set(dev, reg, bit) au0828_andor(dev, (reg), (bit), (bit))
+#define au0828_clear(dev, reg, bit) au0828_andor(dev, (reg), (bit), 0)
+
+/* ----------------------------------------------------------- */
+/* au0828-core.c */
+extern u32 au0828_read(struct au0828_dev *dev, u16 reg);
+extern u32 au0828_write(struct au0828_dev *dev, u16 reg, u32 val);
+extern int au0828_debug;
+
+/* ----------------------------------------------------------- */
+/* au0828-cards.c */
+extern struct au0828_board au0828_boards[];
+extern struct usb_device_id au0828_usb_id_table[];
+extern void au0828_gpio_setup(struct au0828_dev *dev);
+extern int au0828_tuner_callback(void *priv, int component,
+ int command, int arg);
+extern void au0828_card_setup(struct au0828_dev *dev);
+
+/* ----------------------------------------------------------- */
+/* au0828-i2c.c */
+extern int au0828_i2c_register(struct au0828_dev *dev);
+extern int au0828_i2c_unregister(struct au0828_dev *dev);
+
+/* ----------------------------------------------------------- */
+/* au0828-video.c */
+int au0828_analog_register(struct au0828_dev *dev,
+ struct usb_interface *interface);
+int au0828_analog_stream_disable(struct au0828_dev *d);
+void au0828_analog_unregister(struct au0828_dev *dev);
+
+/* ----------------------------------------------------------- */
+/* au0828-dvb.c */
+extern int au0828_dvb_register(struct au0828_dev *dev);
+extern void au0828_dvb_unregister(struct au0828_dev *dev);
+
+/* au0828-vbi.c */
+extern struct videobuf_queue_ops au0828_vbi_qops;
+
+#define dprintk(level, fmt, arg...)\
+ do { if (au0828_debug & level)\
+ printk(KERN_DEBUG DRIVER_NAME "/0: " fmt, ## arg);\
+ } while (0)

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