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This ioctl is defined as IOW, so pass the argument by value instead of by reference. I could have chosen to add const instead, but this is 1) easier to handle in drivers and 2) consistent with the s_std subdev operation. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Acked-by: Jonathan Corbet <corbet@lwn.net> Acked-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Acked-by: Lad, Prabhakar <prabhakar.csengg@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
36 lines
1.5 KiB
C
36 lines
1.5 KiB
C
/*
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ioctl system call
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Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>
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Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl>
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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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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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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 02111-1307 USA
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*/
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#ifndef IVTV_IOCTL_H
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#define IVTV_IOCTL_H
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u16 ivtv_service2vbi(int type);
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void ivtv_expand_service_set(struct v4l2_sliced_vbi_format *fmt, int is_pal);
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u16 ivtv_get_service_set(struct v4l2_sliced_vbi_format *fmt);
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void ivtv_set_osd_alpha(struct ivtv *itv);
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int ivtv_set_speed(struct ivtv *itv, int speed);
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void ivtv_set_funcs(struct video_device *vdev);
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void ivtv_s_std_enc(struct ivtv *itv, v4l2_std_id std);
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void ivtv_s_std_dec(struct ivtv *itv, v4l2_std_id std);
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int ivtv_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *vf);
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int ivtv_s_input(struct file *file, void *fh, unsigned int inp);
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#endif
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