forked from Minki/linux
4f62e840f8
This patch shouldn't have been included in the pull request as it adds
a non-standard raw mode that is for debugging only. So revert
commit ead14a7075.
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
205 lines
4.7 KiB
C
205 lines
4.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _DVB_USB_CXUSB_H_
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#define _DVB_USB_CXUSB_H_
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#include <linux/completion.h>
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#include <linux/i2c.h>
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#include <linux/list.h>
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#include <linux/mutex.h>
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#include <linux/usb.h>
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#include <linux/workqueue.h>
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#include <media/v4l2-common.h>
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#include <media/v4l2-dev.h>
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#include <media/v4l2-device.h>
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#include <media/videobuf2-core.h>
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#include <media/videobuf2-v4l2.h>
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#define DVB_USB_LOG_PREFIX "cxusb"
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#include "dvb-usb.h"
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#define CXUSB_VIDEO_URBS (5)
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#define CXUSB_VIDEO_URB_MAX_SIZE (512 * 1024)
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#define CXUSB_VIDEO_PKT_SIZE 3030
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#define CXUSB_VIDEO_MAX_FRAME_PKTS 346
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#define CXUSB_VIDEO_MAX_FRAME_SIZE (CXUSB_VIDEO_MAX_FRAME_PKTS * \
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CXUSB_VIDEO_PKT_SIZE)
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/* usb commands - some of it are guesses, don't have a reference yet */
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#define CMD_BLUEBIRD_GPIO_RW 0x05
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#define CMD_I2C_WRITE 0x08
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#define CMD_I2C_READ 0x09
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#define CMD_GPIO_READ 0x0d
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#define CMD_GPIO_WRITE 0x0e
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#define GPIO_TUNER 0x02
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#define CMD_POWER_OFF 0xdc
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#define CMD_POWER_ON 0xde
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#define CMD_STREAMING_ON 0x36
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#define CMD_STREAMING_OFF 0x37
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#define CMD_AVER_STREAM_ON 0x18
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#define CMD_AVER_STREAM_OFF 0x19
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#define CMD_GET_IR_CODE 0x47
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#define CMD_ANALOG 0x50
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#define CMD_DIGITAL 0x51
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#define CXUSB_BT656_PREAMBLE ((const u8 *)"\xff\x00\x00")
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#define CXUSB_BT656_FIELD_MASK BIT(6)
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#define CXUSB_BT656_FIELD_1 0
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#define CXUSB_BT656_FIELD_2 BIT(6)
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#define CXUSB_BT656_VBI_MASK BIT(5)
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#define CXUSB_BT656_VBI_ON BIT(5)
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#define CXUSB_BT656_VBI_OFF 0
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#define CXUSB_BT656_SEAV_MASK BIT(4)
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#define CXUSB_BT656_SEAV_EAV BIT(4)
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#define CXUSB_BT656_SEAV_SAV 0
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/* Max transfer size done by I2C transfer functions */
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#define MAX_XFER_SIZE 80
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struct cxusb_state {
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u8 gpio_write_state[3];
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bool gpio_write_refresh[3];
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struct i2c_client *i2c_client_demod;
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struct i2c_client *i2c_client_tuner;
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unsigned char data[MAX_XFER_SIZE];
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struct mutex stream_mutex;
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u8 last_lock;
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int (*fe_read_status)(struct dvb_frontend *fe,
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enum fe_status *status);
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};
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enum cxusb_open_type {
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CXUSB_OPEN_INIT,
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CXUSB_OPEN_NONE,
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CXUSB_OPEN_ANALOG,
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CXUSB_OPEN_DIGITAL
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};
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struct cxusb_medion_auxbuf {
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u8 *buf;
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unsigned int len;
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unsigned int paylen;
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};
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enum cxusb_bt656_mode {
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NEW_FRAME, FIRST_FIELD, SECOND_FIELD
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};
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enum cxusb_bt656_fmode {
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START_SEARCH, LINE_SAMPLES, VBI_SAMPLES
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};
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struct cxusb_bt656_params {
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enum cxusb_bt656_mode mode;
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enum cxusb_bt656_fmode fmode;
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unsigned int pos;
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unsigned int line;
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unsigned int linesamples;
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u8 *buf;
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};
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struct cxusb_medion_dev {
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/* has to be the first one */
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struct cxusb_state state;
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struct dvb_usb_device *dvbdev;
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enum cxusb_open_type open_type;
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unsigned int open_ctr;
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struct mutex open_lock;
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#ifdef CONFIG_DVB_USB_CXUSB_ANALOG
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struct v4l2_device v4l2dev;
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struct v4l2_subdev *cx25840;
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struct v4l2_subdev *tuner;
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struct v4l2_subdev *tda9887;
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struct video_device *videodev, *radiodev;
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struct mutex dev_lock;
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struct vb2_queue videoqueue;
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u32 input;
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bool stop_streaming;
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u32 width, height;
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u32 field_order;
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struct cxusb_medion_auxbuf auxbuf;
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v4l2_std_id norm;
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struct urb *streamurbs[CXUSB_VIDEO_URBS];
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unsigned long urbcomplete;
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struct work_struct urbwork;
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unsigned int nexturb;
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struct cxusb_bt656_params bt656;
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struct cxusb_medion_vbuffer *vbuf;
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__u32 vbuf_sequence;
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struct list_head buflist;
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struct completion v4l2_release;
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#endif
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};
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struct cxusb_medion_vbuffer {
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struct vb2_v4l2_buffer vb2;
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struct list_head list;
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};
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/* defines for "debug" module parameter */
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#define CXUSB_DBG_RC BIT(0)
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#define CXUSB_DBG_I2C BIT(1)
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#define CXUSB_DBG_MISC BIT(2)
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#define CXUSB_DBG_BT656 BIT(3)
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#define CXUSB_DBG_URB BIT(4)
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#define CXUSB_DBG_OPS BIT(5)
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#define CXUSB_DBG_AUXB BIT(6)
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extern int dvb_usb_cxusb_debug;
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#define cxusb_vprintk(dvbdev, lvl, ...) do { \
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struct cxusb_medion_dev *_cxdev = (dvbdev)->priv; \
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if (dvb_usb_cxusb_debug & CXUSB_DBG_##lvl) \
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v4l2_printk(KERN_DEBUG, \
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&_cxdev->v4l2dev, __VA_ARGS__); \
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} while (0)
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int cxusb_ctrl_msg(struct dvb_usb_device *d,
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u8 cmd, const u8 *wbuf, int wlen, u8 *rbuf, int rlen);
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#ifdef CONFIG_DVB_USB_CXUSB_ANALOG
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int cxusb_medion_analog_init(struct dvb_usb_device *dvbdev);
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int cxusb_medion_register_analog(struct dvb_usb_device *dvbdev);
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void cxusb_medion_unregister_analog(struct dvb_usb_device *dvbdev);
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#else
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static inline int cxusb_medion_analog_init(struct dvb_usb_device *dvbdev)
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{
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return -EINVAL;
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}
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static inline int cxusb_medion_register_analog(struct dvb_usb_device *dvbdev)
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{
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return 0;
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}
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static inline void cxusb_medion_unregister_analog(struct dvb_usb_device *dvbdev)
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{
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}
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#endif
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int cxusb_medion_get(struct dvb_usb_device *dvbdev,
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enum cxusb_open_type open_type);
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void cxusb_medion_put(struct dvb_usb_device *dvbdev);
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#endif
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