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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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1c1e45d17b
Many thanks to Steve Toth from Hauppauge and Nattu Dakshinamurthy from Conexant for their support. I am in particular thankful to Hauppauge since without their help this driver would not exist. It should also be noted that Steve did the work to get the DVB part up and running. Thank you! Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Steven Toth <stoth@hauppauge.com> Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: G. Andrew Walls <awalls@radix.net> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
46 lines
1.8 KiB
C
46 lines
1.8 KiB
C
/*
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* cx18 file operation functions
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*
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* Derived from ivtv-fileops.h
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*
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* Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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* 02111-1307 USA
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*/
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/* Testing/Debugging */
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int cx18_v4l2_open(struct inode *inode, struct file *filp);
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ssize_t cx18_v4l2_read(struct file *filp, char __user *buf, size_t count,
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loff_t *pos);
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ssize_t cx18_v4l2_write(struct file *filp, const char __user *buf, size_t count,
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loff_t *pos);
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int cx18_v4l2_close(struct inode *inode, struct file *filp);
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unsigned int cx18_v4l2_enc_poll(struct file *filp, poll_table *wait);
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int cx18_start_capture(struct cx18_open_id *id);
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void cx18_stop_capture(struct cx18_open_id *id, int gop_end);
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void cx18_mute(struct cx18 *cx);
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void cx18_unmute(struct cx18 *cx);
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/* Utilities */
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/* Try to claim a stream for the filehandle. Return 0 on success,
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-EBUSY if stream already claimed. Once a stream is claimed, it
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remains claimed until the associated filehandle is closed. */
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int cx18_claim_stream(struct cx18_open_id *id, int type);
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/* Release a previously claimed stream. */
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void cx18_release_stream(struct cx18_stream *s);
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