diff options
Diffstat (limited to 'linux/drivers/media/video/pvrusb2/pvrusb2-i2c-cmd-v4l2.c')
| -rw-r--r-- | linux/drivers/media/video/pvrusb2/pvrusb2-i2c-cmd-v4l2.c | 250 |
1 files changed, 250 insertions, 0 deletions
diff --git a/linux/drivers/media/video/pvrusb2/pvrusb2-i2c-cmd-v4l2.c b/linux/drivers/media/video/pvrusb2/pvrusb2-i2c-cmd-v4l2.c new file mode 100644 index 000000000..69864782b --- /dev/null +++ b/linux/drivers/media/video/pvrusb2/pvrusb2-i2c-cmd-v4l2.c @@ -0,0 +1,250 @@ +/* + * + * $Id$ + * + * Copyright (C) 2005 Mike Isely <isely@pobox.com> + * Copyright (C) 2004 Aurelien Alleaume <slts@free.fr> + * + * 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 + * + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#include "pvrusb2-i2c-cmd-v4l2.h" +#include "pvrusb2-hdw-internal.h" +#include "pvrusb2-debug.h" +#include <linux/videodev.h> +#include <media/audiochip.h> + + +static void set_standard(struct pvr2_hdw *hdw) +{ + int cvstd = hdw->controls[PVR2_CID_VIDEOSTANDARD].value; + v4l2_std_id vs; + pvr2_trace(PVR2_TRACE_CHIPS, + "i2c v4l2 set_standard(%d)",cvstd); + + switch (cvstd) { + default: + case PVR2_CVAL_VIDEOSTANDARD_NTSC_M: + vs = V4L2_STD_NTSC_M; + break; + case PVR2_CVAL_VIDEOSTANDARD_SECAM_L: + vs = V4L2_STD_SECAM; + break; + case PVR2_CVAL_VIDEOSTANDARD_PAL_BG: + vs = V4L2_STD_PAL_BG; + break; + case PVR2_CVAL_VIDEOSTANDARD_PAL_I: + vs = V4L2_STD_PAL_I; + break; + case PVR2_CVAL_VIDEOSTANDARD_PAL_DK: + vs = V4L2_STD_PAL_DK; + break; + case PVR2_CVAL_VIDEOSTANDARD_PAL_M: + vs = V4L2_STD_PAL_M; + break; + } + pvr2_i2c_core_cmd(hdw,VIDIOC_S_STD,&vs); +} + + +static int check_standard(struct pvr2_hdw *hdw) +{ + return hdw->controls[PVR2_CID_VIDEOSTANDARD].dirty != 0; +} + + +const struct pvr2_i2c_op pvr2_i2c_op_v4l2_standard = { + .check = check_standard, + .update = set_standard, + .name = "v4l2_standard", +}; + + +static void set_bcsh(struct pvr2_hdw *hdw) +{ + struct v4l2_control ctrl; + pvr2_trace(PVR2_TRACE_CHIPS,"i2c v4l2 set_bcsh" + " b=%d c=%d s=%d h=%d", + hdw->controls[PVR2_CID_BRIGHTNESS].value, + hdw->controls[PVR2_CID_CONTRAST].value, + hdw->controls[PVR2_CID_SATURATION].value, + hdw->controls[PVR2_CID_HUE].value); + memset(&ctrl,0,sizeof(ctrl)); + ctrl.id = V4L2_CID_BRIGHTNESS; + ctrl.value = hdw->controls[PVR2_CID_BRIGHTNESS].value; + pvr2_i2c_core_cmd(hdw,VIDIOC_S_CTRL,&ctrl); + ctrl.id = V4L2_CID_CONTRAST; + ctrl.value = hdw->controls[PVR2_CID_CONTRAST].value; + pvr2_i2c_core_cmd(hdw,VIDIOC_S_CTRL,&ctrl); + ctrl.id = V4L2_CID_SATURATION; + ctrl.value = hdw->controls[PVR2_CID_SATURATION].value; + pvr2_i2c_core_cmd(hdw,VIDIOC_S_CTRL,&ctrl); + ctrl.id = V4L2_CID_HUE; + ctrl.value = hdw->controls[PVR2_CID_HUE].value; + pvr2_i2c_core_cmd(hdw,VIDIOC_S_CTRL,&ctrl); +} + + +static int check_bcsh(struct pvr2_hdw *hdw) +{ + return (hdw->controls[PVR2_CID_BRIGHTNESS].dirty || + hdw->controls[PVR2_CID_CONTRAST].dirty || + hdw->controls[PVR2_CID_SATURATION].dirty || + hdw->controls[PVR2_CID_HUE].dirty); +} + + +const struct pvr2_i2c_op pvr2_i2c_op_v4l2_bcsh = { + .check = check_bcsh, + .update = set_bcsh, + .name = "v4l2_bcsh", +}; + + +static void set_volume(struct pvr2_hdw *hdw) +{ + struct v4l2_control ctrl; + pvr2_trace(PVR2_TRACE_CHIPS, + "i2c v4l2 set_volume" + "(vol=%d bal=%d bas=%d treb=%d mute=%d)", + hdw->controls[PVR2_CID_VOLUME].value, + hdw->controls[PVR2_CID_BALANCE].value, + hdw->controls[PVR2_CID_BASS].value, + hdw->controls[PVR2_CID_TREBLE].value, + hdw->controls[PVR2_CID_MUTE].value); + memset(&ctrl,0,sizeof(ctrl)); + ctrl.id = V4L2_CID_AUDIO_MUTE; + ctrl.value = hdw->controls[PVR2_CID_MUTE].value ? 1 : 0; + pvr2_i2c_core_cmd(hdw,VIDIOC_S_CTRL,&ctrl); + ctrl.id = V4L2_CID_AUDIO_VOLUME; + ctrl.value = hdw->controls[PVR2_CID_VOLUME].value; + pvr2_i2c_core_cmd(hdw,VIDIOC_S_CTRL,&ctrl); + ctrl.id = V4L2_CID_AUDIO_BALANCE; + ctrl.value = hdw->controls[PVR2_CID_BALANCE].value; + pvr2_i2c_core_cmd(hdw,VIDIOC_S_CTRL,&ctrl); + ctrl.id = V4L2_CID_AUDIO_BASS; + ctrl.value = hdw->controls[PVR2_CID_BASS].value; + pvr2_i2c_core_cmd(hdw,VIDIOC_S_CTRL,&ctrl); + ctrl.id = V4L2_CID_AUDIO_TREBLE; + ctrl.value = hdw->controls[PVR2_CID_TREBLE].value; + pvr2_i2c_core_cmd(hdw,VIDIOC_S_CTRL,&ctrl); +} + + +static int check_volume(struct pvr2_hdw *hdw) +{ + return (hdw->controls[PVR2_CID_VOLUME].dirty || + hdw->controls[PVR2_CID_BALANCE].dirty || + hdw->controls[PVR2_CID_BASS].dirty || + hdw->controls[PVR2_CID_TREBLE].dirty || + hdw->controls[PVR2_CID_MUTE].dirty); +} + + +const struct pvr2_i2c_op pvr2_i2c_op_v4l2_volume = { + .check = check_volume, + .update = set_volume, + .name = "v4l2_volume", +}; + + +static void set_frequency(struct pvr2_hdw *hdw) +{ + unsigned long fv; + struct v4l2_frequency freq; + fv = hdw->controls[PVR2_CID_FREQUENCY].value; + pvr2_trace(PVR2_TRACE_CHIPS,"i2c v4l2 set_freq(%lu)",fv); + memset(&freq,0,sizeof(freq)); + freq.frequency = fv / 62500; + freq.tuner = 0; + freq.type = V4L2_TUNER_ANALOG_TV; + pvr2_i2c_core_cmd(hdw,VIDIOC_S_FREQUENCY,&freq); +} + + +static int check_frequency(struct pvr2_hdw *hdw) +{ + return hdw->controls[PVR2_CID_FREQUENCY].dirty != 0; +} + + +const struct pvr2_i2c_op pvr2_i2c_op_v4l2_frequency = { + .check = check_frequency, + .update = set_frequency, + .name = "v4l2_freq", +}; + + +static void set_size(struct pvr2_hdw *hdw) +{ + struct v4l2_format fmt; + + memset(&fmt,0,sizeof(fmt)); + + fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + fmt.fmt.pix.width = hdw->controls[PVR2_CID_HRES].value; + fmt.fmt.pix.height = hdw->controls[PVR2_CID_VRES].value; + + pvr2_trace(PVR2_TRACE_CHIPS,"i2c v4l2 set_size(%dx%d)", + fmt.fmt.pix.width,fmt.fmt.pix.height); + + pvr2_i2c_core_cmd(hdw,VIDIOC_S_FMT,&fmt); +} + + +static int check_size(struct pvr2_hdw *hdw) +{ + return (hdw->controls[PVR2_CID_HRES].dirty || + hdw->controls[PVR2_CID_VRES].dirty); +} + + +const struct pvr2_i2c_op pvr2_i2c_op_v4l2_size = { + .check = check_size, + .update = set_size, + .name = "v4l2_size", +}; + + +static void do_log(struct pvr2_hdw *hdw) +{ + pvr2_trace(PVR2_TRACE_CHIPS,"i2c v4l2 do_log()"); + pvr2_i2c_core_cmd(hdw,VIDIOC_LOG_STATUS,0); + +} + + +static int check_log(struct pvr2_hdw *hdw) +{ + return hdw->log_requested != 0; +} + + +const struct pvr2_i2c_op pvr2_i2c_op_v4l2_log = { + .check = check_log, + .update = do_log, + .name = "v4l2_log", +}; + + +/* + Stuff for Emacs to see, in order to encourage consistent editing style: + *** Local Variables: *** + *** mode: c *** + *** fill-column: 70 *** + *** tab-width: 8 *** + *** c-basic-offset: 8 *** + *** End: *** + */ |