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path: root/drivers/media/video/pvrusb2/pvrusb2-v4l2.c
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Diffstat (limited to 'drivers/media/video/pvrusb2/pvrusb2-v4l2.c')
-rw-r--r--drivers/media/video/pvrusb2/pvrusb2-v4l2.c1413
1 files changed, 0 insertions, 1413 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-v4l2.c b/drivers/media/video/pvrusb2/pvrusb2-v4l2.c
deleted file mode 100644
index f344aed32a93..000000000000
--- a/drivers/media/video/pvrusb2/pvrusb2-v4l2.c
+++ /dev/null
@@ -1,1413 +0,0 @@
-/*
- *
- *
- * 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 <linux/kernel.h>
-#include <linux/slab.h>
-#include <linux/version.h>
-#include "pvrusb2-context.h"
-#include "pvrusb2-hdw.h"
-#include "pvrusb2.h"
-#include "pvrusb2-debug.h"
-#include "pvrusb2-v4l2.h"
-#include "pvrusb2-ioread.h"
-#include <linux/videodev2.h>
-#include <linux/module.h>
-#include <media/v4l2-dev.h>
-#include <media/v4l2-common.h>
-#include <media/v4l2-ioctl.h>
-
-struct pvr2_v4l2_dev;
-struct pvr2_v4l2_fh;
-struct pvr2_v4l2;
-
-struct pvr2_v4l2_dev {
- struct video_device devbase; /* MUST be first! */
- struct pvr2_v4l2 *v4lp;
- struct pvr2_context_stream *stream;
- /* Information about this device: */
- enum pvr2_config config; /* Expected stream format */
- int v4l_type; /* V4L defined type for this device node */
- enum pvr2_v4l_type minor_type; /* pvr2-understood minor device type */
-};
-
-struct pvr2_v4l2_fh {
- struct pvr2_channel channel;
- struct pvr2_v4l2_dev *pdi;
- enum v4l2_priority prio;
- struct pvr2_ioread *rhp;
- struct file *file;
- struct pvr2_v4l2 *vhead;
- struct pvr2_v4l2_fh *vnext;
- struct pvr2_v4l2_fh *vprev;
- wait_queue_head_t wait_data;
- int fw_mode_flag;
- /* Map contiguous ordinal value to input id */
- unsigned char *input_map;
- unsigned int input_cnt;
-};
-
-struct pvr2_v4l2 {
- struct pvr2_channel channel;
- struct pvr2_v4l2_fh *vfirst;
- struct pvr2_v4l2_fh *vlast;
-
- struct v4l2_prio_state prio;
-
- /* streams - Note that these must be separately, individually,
- * allocated pointers. This is because the v4l core is going to
- * manage their deletion - separately, individually... */
- struct pvr2_v4l2_dev *dev_video;
- struct pvr2_v4l2_dev *dev_radio;
-};
-
-static int video_nr[PVR_NUM] = {[0 ... PVR_NUM-1] = -1};
-module_param_array(video_nr, int, NULL, 0444);
-MODULE_PARM_DESC(video_nr, "Offset for device's video dev minor");
-static int radio_nr[PVR_NUM] = {[0 ... PVR_NUM-1] = -1};
-module_param_array(radio_nr, int, NULL, 0444);
-MODULE_PARM_DESC(radio_nr, "Offset for device's radio dev minor");
-static int vbi_nr[PVR_NUM] = {[0 ... PVR_NUM-1] = -1};
-module_param_array(vbi_nr, int, NULL, 0444);
-MODULE_PARM_DESC(vbi_nr, "Offset for device's vbi dev minor");
-
-static struct v4l2_capability pvr_capability ={
- .driver = "pvrusb2",
- .card = "Hauppauge WinTV pvr-usb2",
- .bus_info = "usb",
- .version = LINUX_VERSION_CODE,
- .capabilities = (V4L2_CAP_VIDEO_CAPTURE |
- V4L2_CAP_TUNER | V4L2_CAP_AUDIO | V4L2_CAP_RADIO |
- V4L2_CAP_READWRITE),
-};
-
-static struct v4l2_fmtdesc pvr_fmtdesc [] = {
- {
- .index = 0,
- .type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
- .flags = V4L2_FMT_FLAG_COMPRESSED,
- .description = "MPEG1/2",
- // This should really be V4L2_PIX_FMT_MPEG, but xawtv
- // breaks when I do that.
- .pixelformat = 0, // V4L2_PIX_FMT_MPEG,
- }
-};
-
-#define PVR_FORMAT_PIX 0
-#define PVR_FORMAT_VBI 1
-
-static struct v4l2_format pvr_format [] = {
- [PVR_FORMAT_PIX] = {
- .type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
- .fmt = {
- .pix = {
- .width = 720,
- .height = 576,
- // This should really be V4L2_PIX_FMT_MPEG,
- // but xawtv breaks when I do that.
- .pixelformat = 0, // V4L2_PIX_FMT_MPEG,
- .field = V4L2_FIELD_INTERLACED,
- .bytesperline = 0, // doesn't make sense
- // here
- //FIXME : Don't know what to put here...
- .sizeimage = (32*1024),
- .colorspace = 0, // doesn't make sense here
- .priv = 0
- }
- }
- },
- [PVR_FORMAT_VBI] = {
- .type = V4L2_BUF_TYPE_VBI_CAPTURE,
- .fmt = {
- .vbi = {
- .sampling_rate = 27000000,
- .offset = 248,
- .samples_per_line = 1443,
- .sample_format = V4L2_PIX_FMT_GREY,
- .start = { 0, 0 },
- .count = { 0, 0 },
- .flags = 0,
- }
- }
- }
-};
-
-
-
-/*
- * This is part of Video 4 Linux API. These procedures handle ioctl() calls.
- */
-static int pvr2_querycap(struct file *file, void *priv, struct v4l2_capability *cap)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
-
- memcpy(cap, &pvr_capability, sizeof(struct v4l2_capability));
- strlcpy(cap->bus_info, pvr2_hdw_get_bus_info(hdw),
- sizeof(cap->bus_info));
- strlcpy(cap->card, pvr2_hdw_get_desc(hdw), sizeof(cap->card));
- return 0;
-}
-
-static int pvr2_g_priority(struct file *file, void *priv, enum v4l2_priority *p)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_v4l2 *vp = fh->vhead;
-
- *p = v4l2_prio_max(&vp->prio);
- return 0;
-}
-
-static int pvr2_s_priority(struct file *file, void *priv, enum v4l2_priority prio)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_v4l2 *vp = fh->vhead;
-
- return v4l2_prio_change(&vp->prio, &fh->prio, prio);
-}
-
-static int pvr2_g_std(struct file *file, void *priv, v4l2_std_id *std)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- int val = 0;
- int ret;
-
- ret = pvr2_ctrl_get_value(
- pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_STDCUR), &val);
- *std = val;
- return ret;
-}
-
-int pvr2_s_std(struct file *file, void *priv, v4l2_std_id *std)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
-
- return pvr2_ctrl_set_value(
- pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_STDCUR), *std);
-}
-
-static int pvr2_querystd(struct file *file, void *priv, v4l2_std_id *std)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- int val = 0;
- int ret;
-
- ret = pvr2_ctrl_get_value(
- pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_STDDETECT), &val);
- *std = val;
- return ret;
-}
-
-static int pvr2_enum_input(struct file *file, void *priv, struct v4l2_input *vi)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- struct pvr2_ctrl *cptr;
- struct v4l2_input tmp;
- unsigned int cnt;
- int val;
-
- cptr = pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_INPUT);
-
- memset(&tmp, 0, sizeof(tmp));
- tmp.index = vi->index;
- if (vi->index >= fh->input_cnt)
- return -EINVAL;
- val = fh->input_map[vi->index];
- switch (val) {
- case PVR2_CVAL_INPUT_TV:
- case PVR2_CVAL_INPUT_DTV:
- case PVR2_CVAL_INPUT_RADIO:
- tmp.type = V4L2_INPUT_TYPE_TUNER;
- break;
- case PVR2_CVAL_INPUT_SVIDEO:
- case PVR2_CVAL_INPUT_COMPOSITE:
- tmp.type = V4L2_INPUT_TYPE_CAMERA;
- break;
- default:
- return -EINVAL;
- }
-
- cnt = 0;
- pvr2_ctrl_get_valname(cptr, val,
- tmp.name, sizeof(tmp.name) - 1, &cnt);
- tmp.name[cnt] = 0;
-
- /* Don't bother with audioset, since this driver currently
- always switches the audio whenever the video is
- switched. */
-
- /* Handling std is a tougher problem. It doesn't make
- sense in cases where a device might be multi-standard.
- We could just copy out the current value for the
- standard, but it can change over time. For now just
- leave it zero. */
- *vi = tmp;
- return 0;
-}
-
-static int pvr2_g_input(struct file *file, void *priv, unsigned int *i)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- unsigned int idx;
- struct pvr2_ctrl *cptr;
- int val;
- int ret;
-
- cptr = pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_INPUT);
- val = 0;
- ret = pvr2_ctrl_get_value(cptr, &val);
- *i = 0;
- for (idx = 0; idx < fh->input_cnt; idx++) {
- if (fh->input_map[idx] == val) {
- *i = idx;
- break;
- }
- }
- return ret;
-}
-
-static int pvr2_s_input(struct file *file, void *priv, unsigned int inp)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
-
- if (inp >= fh->input_cnt)
- return -EINVAL;
- return pvr2_ctrl_set_value(
- pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_INPUT),
- fh->input_map[inp]);
-}
-
-static int pvr2_enumaudio(struct file *file, void *priv, struct v4l2_audio *vin)
-{
- /* pkt: FIXME: We are returning one "fake" input here
- which could very well be called "whatever_we_like".
- This is for apps that want to see an audio input
- just to feel comfortable, as well as to test if
- it can do stereo or sth. There is actually no guarantee
- that the actual audio input cannot change behind the app's
- back, but most applications should not mind that either.
-
- Hopefully, mplayer people will work with us on this (this
- whole mess is to support mplayer pvr://), or Hans will come
- up with a more standard way to say "we have inputs but we
- don 't want you to change them independent of video" which
- will sort this mess.
- */
-
- if (vin->index > 0)
- return -EINVAL;
- strncpy(vin->name, "PVRUSB2 Audio", 14);
- vin->capability = V4L2_AUDCAP_STEREO;
- return 0;
-}
-
-static int pvr2_g_audio(struct file *file, void *priv, struct v4l2_audio *vin)
-{
- /* pkt: FIXME: see above comment (VIDIOC_ENUMAUDIO) */
- vin->index = 0;
- strncpy(vin->name, "PVRUSB2 Audio", 14);
- vin->capability = V4L2_AUDCAP_STEREO;
- return 0;
-}
-
-static int pvr2_s_audio(struct file *file, void *priv, struct v4l2_audio *vout)
-{
- if (vout->index)
- return -EINVAL;
- return 0;
-}
-
-static int pvr2_g_tuner(struct file *file, void *priv, struct v4l2_tuner *vt)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
-
- if (vt->index != 0)
- return -EINVAL; /* Only answer for the 1st tuner */
-
- pvr2_hdw_execute_tuner_poll(hdw);
- return pvr2_hdw_get_tuner_status(hdw, vt);
-}
-
-static int pvr2_s_tuner(struct file *file, void *priv, struct v4l2_tuner *vt)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
-
- if (vt->index != 0)
- return -EINVAL;
-
- return pvr2_ctrl_set_value(
- pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_AUDIOMODE),
- vt->audmode);
-}
-
-int pvr2_s_frequency(struct file *file, void *priv, struct v4l2_frequency *vf)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- unsigned long fv;
- struct v4l2_tuner vt;
- int cur_input;
- struct pvr2_ctrl *ctrlp;
- int ret;
-
- ret = pvr2_hdw_get_tuner_status(hdw, &vt);
- if (ret != 0)
- return ret;
- ctrlp = pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_INPUT);
- ret = pvr2_ctrl_get_value(ctrlp, &cur_input);
- if (ret != 0)
- return ret;
- if (vf->type == V4L2_TUNER_RADIO) {
- if (cur_input != PVR2_CVAL_INPUT_RADIO)
- pvr2_ctrl_set_value(ctrlp, PVR2_CVAL_INPUT_RADIO);
- } else {
- if (cur_input == PVR2_CVAL_INPUT_RADIO)
- pvr2_ctrl_set_value(ctrlp, PVR2_CVAL_INPUT_TV);
- }
- fv = vf->frequency;
- if (vt.capability & V4L2_TUNER_CAP_LOW)
- fv = (fv * 125) / 2;
- else
- fv = fv * 62500;
- return pvr2_ctrl_set_value(
- pvr2_hdw_get_ctrl_by_id(hdw,PVR2_CID_FREQUENCY),fv);
-}
-
-static int pvr2_g_frequency(struct file *file, void *priv, struct v4l2_frequency *vf)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- int val = 0;
- int cur_input;
- struct v4l2_tuner vt;
- int ret;
-
- ret = pvr2_hdw_get_tuner_status(hdw, &vt);
- if (ret != 0)
- return ret;
- ret = pvr2_ctrl_get_value(
- pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_FREQUENCY),
- &val);
- if (ret != 0)
- return ret;
- pvr2_ctrl_get_value(
- pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_INPUT),
- &cur_input);
- if (cur_input == PVR2_CVAL_INPUT_RADIO)
- vf->type = V4L2_TUNER_RADIO;
- else
- vf->type = V4L2_TUNER_ANALOG_TV;
- if (vt.capability & V4L2_TUNER_CAP_LOW)
- val = (val * 2) / 125;
- else
- val /= 62500;
- vf->frequency = val;
- return 0;
-}
-
-static int pvr2_enum_fmt_vid_cap(struct file *file, void *priv, struct v4l2_fmtdesc *fd)
-{
- /* Only one format is supported : mpeg.*/
- if (fd->index != 0)
- return -EINVAL;
-
- memcpy(fd, pvr_fmtdesc, sizeof(struct v4l2_fmtdesc));
- return 0;
-}
-
-static int pvr2_g_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *vf)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- int val;
-
- memcpy(vf, &pvr_format[PVR_FORMAT_PIX], sizeof(struct v4l2_format));
- val = 0;
- pvr2_ctrl_get_value(
- pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_HRES),
- &val);
- vf->fmt.pix.width = val;
- val = 0;
- pvr2_ctrl_get_value(
- pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_VRES),
- &val);
- vf->fmt.pix.height = val;
- return 0;
-}
-
-static int pvr2_try_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *vf)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- int lmin, lmax, ldef;
- struct pvr2_ctrl *hcp, *vcp;
- int h = vf->fmt.pix.height;
- int w = vf->fmt.pix.width;
-
- hcp = pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_HRES);
- vcp = pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_VRES);
-
- lmin = pvr2_ctrl_get_min(hcp);
- lmax = pvr2_ctrl_get_max(hcp);
- pvr2_ctrl_get_def(hcp, &ldef);
- if (w == -1)
- w = ldef;
- else if (w < lmin)
- w = lmin;
- else if (w > lmax)
- w = lmax;
- lmin = pvr2_ctrl_get_min(vcp);
- lmax = pvr2_ctrl_get_max(vcp);
- pvr2_ctrl_get_def(vcp, &ldef);
- if (h == -1)
- h = ldef;
- else if (h < lmin)
- h = lmin;
- else if (h > lmax)
- h = lmax;
-
- memcpy(vf, &pvr_format[PVR_FORMAT_PIX],
- sizeof(struct v4l2_format));
- vf->fmt.pix.width = w;
- vf->fmt.pix.height = h;
- return 0;
-}
-
-static int pvr2_s_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *vf)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- struct pvr2_ctrl *hcp, *vcp;
- int ret = pvr2_try_fmt_vid_cap(file, fh, vf);
-
- if (ret)
- return ret;
- hcp = pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_HRES);
- vcp = pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_VRES);
- pvr2_ctrl_set_value(hcp, vf->fmt.pix.width);
- pvr2_ctrl_set_value(vcp, vf->fmt.pix.height);
- return 0;
-}
-
-static int pvr2_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- struct pvr2_v4l2_dev *pdi = fh->pdi;
- int ret;
-
- if (!fh->pdi->stream) {
- /* No stream defined for this node. This means
- that we're not currently allowed to stream from
- this node. */
- return -EPERM;
- }
- ret = pvr2_hdw_set_stream_type(hdw, pdi->config);
- if (ret < 0)
- return ret;
- return pvr2_hdw_set_streaming(hdw, !0);
-}
-
-static int pvr2_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
-
- if (!fh->pdi->stream) {
- /* No stream defined for this node. This means
- that we're not currently allowed to stream from
- this node. */
- return -EPERM;
- }
- return pvr2_hdw_set_streaming(hdw, 0);
-}
-
-static int pvr2_queryctrl(struct file *file, void *priv,
- struct v4l2_queryctrl *vc)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- struct pvr2_ctrl *cptr;
- int val;
-
- if (vc->id & V4L2_CTRL_FLAG_NEXT_CTRL) {
- cptr = pvr2_hdw_get_ctrl_nextv4l(
- hdw, (vc->id & ~V4L2_CTRL_FLAG_NEXT_CTRL));
- if (cptr)
- vc->id = pvr2_ctrl_get_v4lid(cptr);
- } else {
- cptr = pvr2_hdw_get_ctrl_v4l(hdw, vc->id);
- }
- if (!cptr) {
- pvr2_trace(PVR2_TRACE_V4LIOCTL,
- "QUERYCTRL id=0x%x not implemented here",
- vc->id);
- return -EINVAL;
- }
-
- pvr2_trace(PVR2_TRACE_V4LIOCTL,
- "QUERYCTRL id=0x%x mapping name=%s (%s)",
- vc->id, pvr2_ctrl_get_name(cptr),
- pvr2_ctrl_get_desc(cptr));
- strlcpy(vc->name, pvr2_ctrl_get_desc(cptr), sizeof(vc->name));
- vc->flags = pvr2_ctrl_get_v4lflags(cptr);
- pvr2_ctrl_get_def(cptr, &val);
- vc->default_value = val;
- switch (pvr2_ctrl_get_type(cptr)) {
- case pvr2_ctl_enum:
- vc->type = V4L2_CTRL_TYPE_MENU;
- vc->minimum = 0;
- vc->maximum = pvr2_ctrl_get_cnt(cptr) - 1;
- vc->step = 1;
- break;
- case pvr2_ctl_bool:
- vc->type = V4L2_CTRL_TYPE_BOOLEAN;
- vc->minimum = 0;
- vc->maximum = 1;
- vc->step = 1;
- break;
- case pvr2_ctl_int:
- vc->type = V4L2_CTRL_TYPE_INTEGER;
- vc->minimum = pvr2_ctrl_get_min(cptr);
- vc->maximum = pvr2_ctrl_get_max(cptr);
- vc->step = 1;
- break;
- default:
- pvr2_trace(PVR2_TRACE_V4LIOCTL,
- "QUERYCTRL id=0x%x name=%s not mappable",
- vc->id, pvr2_ctrl_get_name(cptr));
- return -EINVAL;
- }
- return 0;
-}
-
-static int pvr2_querymenu(struct file *file, void *priv, struct v4l2_querymenu *vm)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- unsigned int cnt = 0;
- int ret;
-
- ret = pvr2_ctrl_get_valname(pvr2_hdw_get_ctrl_v4l(hdw, vm->id),
- vm->index,
- vm->name, sizeof(vm->name) - 1,
- &cnt);
- vm->name[cnt] = 0;
- return ret;
-}
-
-static int pvr2_g_ctrl(struct file *file, void *priv, struct v4l2_control *vc)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- int val = 0;
- int ret;
-
- ret = pvr2_ctrl_get_value(pvr2_hdw_get_ctrl_v4l(hdw, vc->id),
- &val);
- vc->value = val;
- return ret;
-}
-
-static int pvr2_s_ctrl(struct file *file, void *priv, struct v4l2_control *vc)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
-
- return pvr2_ctrl_set_value(pvr2_hdw_get_ctrl_v4l(hdw, vc->id),
- vc->value);
-}
-
-static int pvr2_g_ext_ctrls(struct file *file, void *priv,
- struct v4l2_ext_controls *ctls)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- struct v4l2_ext_control *ctrl;
- unsigned int idx;
- int val;
- int ret;
-
- ret = 0;
- for (idx = 0; idx < ctls->count; idx++) {
- ctrl = ctls->controls + idx;
- ret = pvr2_ctrl_get_value(
- pvr2_hdw_get_ctrl_v4l(hdw, ctrl->id), &val);
- if (ret) {
- ctls->error_idx = idx;
- return ret;
- }
- /* Ensure that if read as a 64 bit value, the user
- will still get a hopefully sane value */
- ctrl->value64 = 0;
- ctrl->value = val;
- }
- return 0;
-}
-
-static int pvr2_s_ext_ctrls(struct file *file, void *priv,
- struct v4l2_ext_controls *ctls)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- struct v4l2_ext_control *ctrl;
- unsigned int idx;
- int ret;
-
- ret = 0;
- for (idx = 0; idx < ctls->count; idx++) {
- ctrl = ctls->controls + idx;
- ret = pvr2_ctrl_set_value(
- pvr2_hdw_get_ctrl_v4l(hdw, ctrl->id),
- ctrl->value);
- if (ret) {
- ctls->error_idx = idx;
- return ret;
- }
- }
- return 0;
-}
-
-static int pvr2_try_ext_ctrls(struct file *file, void *priv,
- struct v4l2_ext_controls *ctls)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- struct v4l2_ext_control *ctrl;
- struct pvr2_ctrl *pctl;
- unsigned int idx;
-
- /* For the moment just validate that the requested control
- actually exists. */
- for (idx = 0; idx < ctls->count; idx++) {
- ctrl = ctls->controls + idx;
- pctl = pvr2_hdw_get_ctrl_v4l(hdw, ctrl->id);
- if (!pctl) {
- ctls->error_idx = idx;
- return -EINVAL;
- }
- }
- return 0;
-}
-
-static int pvr2_cropcap(struct file *file, void *priv, struct v4l2_cropcap *cap)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- int ret;
-
- if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- ret = pvr2_hdw_get_cropcap(hdw, cap);
- cap->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; /* paranoia */
- return ret;
-}
-
-static int pvr2_g_crop(struct file *file, void *priv, struct v4l2_crop *crop)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- int val = 0;
- int ret;
-
- if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- ret = pvr2_ctrl_get_value(
- pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_CROPL), &val);
- if (ret != 0)
- return -EINVAL;
- crop->c.left = val;
- ret = pvr2_ctrl_get_value(
- pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_CROPT), &val);
- if (ret != 0)
- return -EINVAL;
- crop->c.top = val;
- ret = pvr2_ctrl_get_value(
- pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_CROPW), &val);
- if (ret != 0)
- return -EINVAL;
- crop->c.width = val;
- ret = pvr2_ctrl_get_value(
- pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_CROPH), &val);
- if (ret != 0)
- return -EINVAL;
- crop->c.height = val;
- return 0;
-}
-
-static int pvr2_s_crop(struct file *file, void *priv, struct v4l2_crop *crop)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- int ret;
-
- if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
- ret = pvr2_ctrl_set_value(
- pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_CROPL),
- crop->c.left);
- if (ret != 0)
- return -EINVAL;
- ret = pvr2_ctrl_set_value(
- pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_CROPT),
- crop->c.top);
- if (ret != 0)
- return -EINVAL;
- ret = pvr2_ctrl_set_value(
- pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_CROPW),
- crop->c.width);
- if (ret != 0)
- return -EINVAL;
- ret = pvr2_ctrl_set_value(
- pvr2_hdw_get_ctrl_by_id(hdw, PVR2_CID_CROPH),
- crop->c.height);
- if (ret != 0)
- return -EINVAL;
- return 0;
-}
-
-static int pvr2_log_status(struct file *file, void *priv)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
-
- pvr2_hdw_trigger_module_log(hdw);
- return 0;
-}
-
-#ifdef CONFIG_VIDEO_ADV_DEBUG
-static int pvr2_g_register(struct file *file, void *priv, struct v4l2_dbg_register *req)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- u64 val;
- int ret;
-
- ret = pvr2_hdw_register_access(
- hdw, &req->match, req->reg,
- 0, &val);
- req->val = val;
- return ret;
-}
-
-static int pvr2_s_register(struct file *file, void *priv, struct v4l2_dbg_register *req)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- u64 val;
- int ret;
-
- val = req->val;
- ret = pvr2_hdw_register_access(
- hdw, &req->match, req->reg,
- 1, &val);
- return ret;
-}
-#endif
-
-static const struct v4l2_ioctl_ops pvr2_ioctl_ops = {
- .vidioc_querycap = pvr2_querycap,
- .vidioc_g_priority = pvr2_g_priority,
- .vidioc_s_priority = pvr2_s_priority,
- .vidioc_s_audio = pvr2_s_audio,
- .vidioc_g_audio = pvr2_g_audio,
- .vidioc_enumaudio = pvr2_enumaudio,
- .vidioc_enum_input = pvr2_enum_input,
- .vidioc_cropcap = pvr2_cropcap,
- .vidioc_s_crop = pvr2_s_crop,
- .vidioc_g_crop = pvr2_g_crop,
- .vidioc_g_input = pvr2_g_input,
- .vidioc_s_input = pvr2_s_input,
- .vidioc_g_frequency = pvr2_g_frequency,
- .vidioc_s_frequency = pvr2_s_frequency,
- .vidioc_s_tuner = pvr2_s_tuner,
- .vidioc_g_tuner = pvr2_g_tuner,
- .vidioc_g_std = pvr2_g_std,
- .vidioc_s_std = pvr2_s_std,
- .vidioc_querystd = pvr2_querystd,
- .vidioc_log_status = pvr2_log_status,
- .vidioc_enum_fmt_vid_cap = pvr2_enum_fmt_vid_cap,
- .vidioc_g_fmt_vid_cap = pvr2_g_fmt_vid_cap,
- .vidioc_s_fmt_vid_cap = pvr2_s_fmt_vid_cap,
- .vidioc_try_fmt_vid_cap = pvr2_try_fmt_vid_cap,
- .vidioc_streamon = pvr2_streamon,
- .vidioc_streamoff = pvr2_streamoff,
- .vidioc_queryctrl = pvr2_queryctrl,
- .vidioc_querymenu = pvr2_querymenu,
- .vidioc_g_ctrl = pvr2_g_ctrl,
- .vidioc_s_ctrl = pvr2_s_ctrl,
- .vidioc_g_ext_ctrls = pvr2_g_ext_ctrls,
- .vidioc_s_ext_ctrls = pvr2_s_ext_ctrls,
- .vidioc_try_ext_ctrls = pvr2_try_ext_ctrls,
-#ifdef CONFIG_VIDEO_ADV_DEBUG
- .vidioc_g_register = pvr2_g_register,
- .vidioc_s_register = pvr2_s_register,
-#endif
-};
-
-static void pvr2_v4l2_dev_destroy(struct pvr2_v4l2_dev *dip)
-{
- struct pvr2_hdw *hdw = dip->v4lp->channel.mc_head->hdw;
- enum pvr2_config cfg = dip->config;
- char msg[80];
- unsigned int mcnt;
-
- /* Construct the unregistration message *before* we actually
- perform the unregistration step. By doing it this way we don't
- have to worry about potentially touching deleted resources. */
- mcnt = scnprintf(msg, sizeof(msg) - 1,
- "pvrusb2: unregistered device %s [%s]",
- video_device_node_name(&dip->devbase),
- pvr2_config_get_name(cfg));
- msg[mcnt] = 0;
-
- pvr2_hdw_v4l_store_minor_number(hdw,dip->minor_type,-1);
-
- /* Paranoia */
- dip->v4lp = NULL;
- dip->stream = NULL;
-
- /* Actual deallocation happens later when all internal references
- are gone. */
- video_unregister_device(&dip->devbase);
-
- printk(KERN_INFO "%s\n", msg);
-
-}
-
-
-static void pvr2_v4l2_dev_disassociate_parent(struct pvr2_v4l2_dev *dip)
-{
- if (!dip) return;
- if (!dip->devbase.parent) return;
- dip->devbase.parent = NULL;
- device_move(&dip->devbase.dev, NULL, DPM_ORDER_NONE);
-}
-
-
-static void pvr2_v4l2_destroy_no_lock(struct pvr2_v4l2 *vp)
-{
- if (vp->dev_video) {
- pvr2_v4l2_dev_destroy(vp->dev_video);
- vp->dev_video = NULL;
- }
- if (vp->dev_radio) {
- pvr2_v4l2_dev_destroy(vp->dev_radio);
- vp->dev_radio = NULL;
- }
-
- pvr2_trace(PVR2_TRACE_STRUCT,"Destroying pvr2_v4l2 id=%p",vp);
- pvr2_channel_done(&vp->channel);
- kfree(vp);
-}
-
-
-static void pvr2_video_device_release(struct video_device *vdev)
-{
- struct pvr2_v4l2_dev *dev;
- dev = container_of(vdev,struct pvr2_v4l2_dev,devbase);
- kfree(dev);
-}
-
-
-static void pvr2_v4l2_internal_check(struct pvr2_channel *chp)
-{
- struct pvr2_v4l2 *vp;
- vp = container_of(chp,struct pvr2_v4l2,channel);
- if (!vp->channel.mc_head->disconnect_flag) return;
- pvr2_v4l2_dev_disassociate_parent(vp->dev_video);
- pvr2_v4l2_dev_disassociate_parent(vp->dev_radio);
- if (vp->vfirst) return;
- pvr2_v4l2_destroy_no_lock(vp);
-}
-
-
-static long pvr2_v4l2_ioctl(struct file *file,
- unsigned int cmd, unsigned long arg)
-{
-
- struct pvr2_v4l2_fh *fh = file->private_data;
- struct pvr2_v4l2 *vp = fh->vhead;
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- long ret = -EINVAL;
-
- if (pvrusb2_debug & PVR2_TRACE_V4LIOCTL)
- v4l_printk_ioctl(pvr2_hdw_get_driver_name(hdw), cmd);
-
- if (!pvr2_hdw_dev_ok(hdw)) {
- pvr2_trace(PVR2_TRACE_ERROR_LEGS,
- "ioctl failed - bad or no context");
- return -EFAULT;
- }
-
- /* check priority */
- switch (cmd) {
- case VIDIOC_S_CTRL:
- case VIDIOC_S_STD:
- case VIDIOC_S_INPUT:
- case VIDIOC_S_TUNER:
- case VIDIOC_S_FREQUENCY:
- ret = v4l2_prio_check(&vp->prio, fh->prio);
- if (ret)
- return ret;
- }
-
- ret = video_ioctl2(file, cmd, arg);
-
- pvr2_hdw_commit_ctl(hdw);
-
- if (ret < 0) {
- if (pvrusb2_debug & PVR2_TRACE_V4LIOCTL) {
- pvr2_trace(PVR2_TRACE_V4LIOCTL,
- "pvr2_v4l2_do_ioctl failure, ret=%ld", ret);
- } else {
- if (pvrusb2_debug & PVR2_TRACE_V4LIOCTL) {
- pvr2_trace(PVR2_TRACE_V4LIOCTL,
- "pvr2_v4l2_do_ioctl failure, ret=%ld"
- " command was:", ret);
- v4l_printk_ioctl(pvr2_hdw_get_driver_name(hdw),
- cmd);
- }
- }
- } else {
- pvr2_trace(PVR2_TRACE_V4LIOCTL,
- "pvr2_v4l2_do_ioctl complete, ret=%ld (0x%lx)",
- ret, ret);
- }
- return ret;
-
-}
-
-
-static int pvr2_v4l2_release(struct file *file)
-{
- struct pvr2_v4l2_fh *fhp = file->private_data;
- struct pvr2_v4l2 *vp = fhp->vhead;
- struct pvr2_hdw *hdw = fhp->channel.mc_head->hdw;
-
- pvr2_trace(PVR2_TRACE_OPEN_CLOSE,"pvr2_v4l2_release");
-
- if (fhp->rhp) {
- struct pvr2_stream *sp;
- pvr2_hdw_set_streaming(hdw,0);
- sp = pvr2_ioread_get_stream(fhp->rhp);
- if (sp) pvr2_stream_set_callback(sp,NULL,NULL);
- pvr2_ioread_destroy(fhp->rhp);
- fhp->rhp = NULL;
- }
-
- v4l2_prio_close(&vp->prio, fhp->prio);
- file->private_data = NULL;
-
- if (fhp->vnext) {
- fhp->vnext->vprev = fhp->vprev;
- } else {
- vp->vlast = fhp->vprev;
- }
- if (fhp->vprev) {
- fhp->vprev->vnext = fhp->vnext;
- } else {
- vp->vfirst = fhp->vnext;
- }
- fhp->vnext = NULL;
- fhp->vprev = NULL;
- fhp->vhead = NULL;
- pvr2_channel_done(&fhp->channel);
- pvr2_trace(PVR2_TRACE_STRUCT,
- "Destroying pvr_v4l2_fh id=%p",fhp);
- if (fhp->input_map) {
- kfree(fhp->input_map);
- fhp->input_map = NULL;
- }
- kfree(fhp);
- if (vp->channel.mc_head->disconnect_flag && !vp->vfirst) {
- pvr2_v4l2_destroy_no_lock(vp);
- }
- return 0;
-}
-
-
-static int pvr2_v4l2_open(struct file *file)
-{
- struct pvr2_v4l2_dev *dip; /* Our own context pointer */
- struct pvr2_v4l2_fh *fhp;
- struct pvr2_v4l2 *vp;
- struct pvr2_hdw *hdw;
- unsigned int input_mask = 0;
- unsigned int input_cnt,idx;
- int ret = 0;
-
- dip = container_of(video_devdata(file),struct pvr2_v4l2_dev,devbase);
-
- vp = dip->v4lp;
- hdw = vp->channel.hdw;
-
- pvr2_trace(PVR2_TRACE_OPEN_CLOSE,"pvr2_v4l2_open");
-
- if (!pvr2_hdw_dev_ok(hdw)) {
- pvr2_trace(PVR2_TRACE_OPEN_CLOSE,
- "pvr2_v4l2_open: hardware not ready");
- return -EIO;
- }
-
- fhp = kzalloc(sizeof(*fhp),GFP_KERNEL);
- if (!fhp) {
- return -ENOMEM;
- }
-
- init_waitqueue_head(&fhp->wait_data);
- fhp->pdi = dip;
-
- pvr2_trace(PVR2_TRACE_STRUCT,"Creating pvr_v4l2_fh id=%p",fhp);
- pvr2_channel_init(&fhp->channel,vp->channel.mc_head);
-
- if (dip->v4l_type == VFL_TYPE_RADIO) {
- /* Opening device as a radio, legal input selection subset
- is just the radio. */
- input_mask = (1 << PVR2_CVAL_INPUT_RADIO);
- } else {
- /* Opening the main V4L device, legal input selection
- subset includes all analog inputs. */
- input_mask = ((1 << PVR2_CVAL_INPUT_RADIO) |
- (1 << PVR2_CVAL_INPUT_TV) |
- (1 << PVR2_CVAL_INPUT_COMPOSITE) |
- (1 << PVR2_CVAL_INPUT_SVIDEO));
- }
- ret = pvr2_channel_limit_inputs(&fhp->channel,input_mask);
- if (ret) {
- pvr2_channel_done(&fhp->channel);
- pvr2_trace(PVR2_TRACE_STRUCT,
- "Destroying pvr_v4l2_fh id=%p (input mask error)",
- fhp);
-
- kfree(fhp);
- return ret;
- }
-
- input_mask &= pvr2_hdw_get_input_available(hdw);
- input_cnt = 0;
- for (idx = 0; idx < (sizeof(input_mask) << 3); idx++) {
- if (input_mask & (1 << idx)) input_cnt++;
- }
- fhp->input_cnt = input_cnt;
- fhp->input_map = kzalloc(input_cnt,GFP_KERNEL);
- if (!fhp->input_map) {
- pvr2_channel_done(&fhp->channel);
- pvr2_trace(PVR2_TRACE_STRUCT,
- "Destroying pvr_v4l2_fh id=%p (input map failure)",
- fhp);
- kfree(fhp);
- return -ENOMEM;
- }
- input_cnt = 0;
- for (idx = 0; idx < (sizeof(input_mask) << 3); idx++) {
- if (!(input_mask & (1 << idx))) continue;
- fhp->input_map[input_cnt++] = idx;
- }
-
- fhp->vnext = NULL;
- fhp->vprev = vp->vlast;
- if (vp->vlast) {
- vp->vlast->vnext = fhp;
- } else {
- vp->vfirst = fhp;
- }
- vp->vlast = fhp;
- fhp->vhead = vp;
-
- fhp->file = file;
- file->private_data = fhp;
- v4l2_prio_open(&vp->prio, &fhp->prio);
-
- fhp->fw_mode_flag = pvr2_hdw_cpufw_get_enabled(hdw);
-
- return 0;
-}
-
-
-static void pvr2_v4l2_notify(struct pvr2_v4l2_fh *fhp)
-{
- wake_up(&fhp->wait_data);
-}
-
-static int pvr2_v4l2_iosetup(struct pvr2_v4l2_fh *fh)
-{
- int ret;
- struct pvr2_stream *sp;
- struct pvr2_hdw *hdw;
- if (fh->rhp) return 0;
-
- if (!fh->pdi->stream) {
- /* No stream defined for this node. This means that we're
- not currently allowed to stream from this node. */
- return -EPERM;
- }
-
- /* First read() attempt. Try to claim the stream and start
- it... */
- if ((ret = pvr2_channel_claim_stream(&fh->channel,
- fh->pdi->stream)) != 0) {
- /* Someone else must already have it */
- return ret;
- }
-
- fh->rhp = pvr2_channel_create_mpeg_stream(fh->pdi->stream);
- if (!fh->rhp) {
- pvr2_channel_claim_stream(&fh->channel,NULL);
- return -ENOMEM;
- }
-
- hdw = fh->channel.mc_head->hdw;
- sp = fh->pdi->stream->stream;
- pvr2_stream_set_callback(sp,(pvr2_stream_callback)pvr2_v4l2_notify,fh);
- pvr2_hdw_set_stream_type(hdw,fh->pdi->config);
- if ((ret = pvr2_hdw_set_streaming(hdw,!0)) < 0) return ret;
- return pvr2_ioread_set_enabled(fh->rhp,!0);
-}
-
-
-static ssize_t pvr2_v4l2_read(struct file *file,
- char __user *buff, size_t count, loff_t *ppos)
-{
- struct pvr2_v4l2_fh *fh = file->private_data;
- int ret;
-
- if (fh->fw_mode_flag) {
- struct pvr2_hdw *hdw = fh->channel.mc_head->hdw;
- char *tbuf;
- int c1,c2;
- int tcnt = 0;
- unsigned int offs = *ppos;
-
- tbuf = kmalloc(PAGE_SIZE,GFP_KERNEL);
- if (!tbuf) return -ENOMEM;
-
- while (count) {
- c1 = count;
- if (c1 > PAGE_SIZE) c1 = PAGE_SIZE;
- c2 = pvr2_hdw_cpufw_get(hdw,offs,tbuf,c1);
- if (c2 < 0) {
- tcnt = c2;
- break;
- }
- if (!c2) break;
- if (copy_to_user(buff,tbuf,c2)) {
- tcnt = -EFAULT;
- break;
- }
- offs += c2;
- tcnt += c2;
- buff += c2;
- count -= c2;
- *ppos += c2;
- }
- kfree(tbuf);
- return tcnt;
- }
-
- if (!fh->rhp) {
- ret = pvr2_v4l2_iosetup(fh);
- if (ret) {
- return ret;
- }
- }
-
- for (;;) {
- ret = pvr2_ioread_read(fh->rhp,buff,count);
- if (ret >= 0) break;
- if (ret != -EAGAIN) break;
- if (file->f_flags & O_NONBLOCK) break;
- /* Doing blocking I/O. Wait here. */
- ret = wait_event_interruptible(
- fh->wait_data,
- pvr2_ioread_avail(fh->rhp) >= 0);
- if (ret < 0) break;
- }
-
- return ret;
-}
-
-
-static unsigned int pvr2_v4l2_poll(struct file *file, poll_table *wait)
-{
- unsigned int mask = 0;
- struct pvr2_v4l2_fh *fh = file->private_data;
- int ret;
-
- if (fh->fw_mode_flag) {
- mask |= POLLIN | POLLRDNORM;
- return mask;
- }
-
- if (!fh->rhp) {
- ret = pvr2_v4l2_iosetup(fh);
- if (ret) return POLLERR;
- }
-
- poll_wait(file,&fh->wait_data,wait);
-
- if (pvr2_ioread_avail(fh->rhp) >= 0) {
- mask |= POLLIN | POLLRDNORM;
- }
-
- return mask;
-}
-
-
-static const struct v4l2_file_operations vdev_fops = {
- .owner = THIS_MODULE,
- .open = pvr2_v4l2_open,
- .release = pvr2_v4l2_release,
- .read = pvr2_v4l2_read,
- .ioctl = pvr2_v4l2_ioctl,
- .poll = pvr2_v4l2_poll,
-};
-
-
-static struct video_device vdev_template = {
- .fops = &vdev_fops,
-};
-
-
-static void pvr2_v4l2_dev_init(struct pvr2_v4l2_dev *dip,
- struct pvr2_v4l2 *vp,
- int v4l_type)
-{
- struct usb_device *usbdev;
- int mindevnum;
- int unit_number;
- struct pvr2_hdw *hdw;
- int *nr_ptr = NULL;
- dip->v4lp = vp;
-
- hdw = vp->channel.mc_head->hdw;
- usbdev = pvr2_hdw_get_dev(hdw);
- dip->v4l_type = v4l_type;
- switch (v4l_type) {
- case VFL_TYPE_GRABBER:
- dip->stream = &vp->channel.mc_head->video_stream;
- dip->config = pvr2_config_mpeg;
- dip->minor_type = pvr2_v4l_type_video;
- nr_ptr = video_nr;
- if (!dip->stream) {
- pr_err(KBUILD_MODNAME
- ": Failed to set up pvrusb2 v4l video dev"
- " due to missing stream instance\n");
- return;
- }
- break;
- case VFL_TYPE_VBI:
- dip->config = pvr2_config_vbi;
- dip->minor_type = pvr2_v4l_type_vbi;
- nr_ptr = vbi_nr;
- break;
- case VFL_TYPE_RADIO:
- dip->stream = &vp->channel.mc_head->video_stream;
- dip->config = pvr2_config_mpeg;
- dip->minor_type = pvr2_v4l_type_radio;
- nr_ptr = radio_nr;
- break;
- default:
- /* Bail out (this should be impossible) */
- pr_err(KBUILD_MODNAME ": Failed to set up pvrusb2 v4l dev"
- " due to unrecognized config\n");
- return;
- }
-
- memcpy(&dip->devbase,&vdev_template,sizeof(vdev_template));
- dip->devbase.release = pvr2_video_device_release;
- dip->devbase.ioctl_ops = &pvr2_ioctl_ops;
- {
- int val;
- pvr2_ctrl_get_value(
- pvr2_hdw_get_ctrl_by_id(hdw,
- PVR2_CID_STDAVAIL), &val);
- dip->devbase.tvnorms = (v4l2_std_id)val;
- }
-
- mindevnum = -1;
- unit_number = pvr2_hdw_get_unit_number(hdw);
- if (nr_ptr && (unit_number >= 0) && (unit_number < PVR_NUM)) {
- mindevnum = nr_ptr[unit_number];
- }
- dip->devbase.parent = &usbdev->dev;
- if ((video_register_device(&dip->devbase,
- dip->v4l_type, mindevnum) < 0) &&
- (video_register_device(&dip->devbase,
- dip->v4l_type, -1) < 0)) {
- pr_err(KBUILD_MODNAME
- ": Failed to register pvrusb2 v4l device\n");
- }
-
- printk(KERN_INFO "pvrusb2: registered device %s [%s]\n",
- video_device_node_name(&dip->devbase),
- pvr2_config_get_name(dip->config));
-
- pvr2_hdw_v4l_store_minor_number(hdw,
- dip->minor_type,dip->devbase.minor);
-}
-
-
-struct pvr2_v4l2 *pvr2_v4l2_create(struct pvr2_context *mnp)
-{
- struct pvr2_v4l2 *vp;
-
- vp = kzalloc(sizeof(*vp),GFP_KERNEL);
- if (!vp) return vp;
- pvr2_channel_init(&vp->channel,mnp);
- pvr2_trace(PVR2_TRACE_STRUCT,"Creating pvr2_v4l2 id=%p",vp);
-
- vp->channel.check_func = pvr2_v4l2_internal_check;
-
- /* register streams */
- vp->dev_video = kzalloc(sizeof(*vp->dev_video),GFP_KERNEL);
- if (!vp->dev_video) goto fail;
- pvr2_v4l2_dev_init(vp->dev_video,vp,VFL_TYPE_GRABBER);
- if (pvr2_hdw_get_input_available(vp->channel.mc_head->hdw) &
- (1 << PVR2_CVAL_INPUT_RADIO)) {
- vp->dev_radio = kzalloc(sizeof(*vp->dev_radio),GFP_KERNEL);
- if (!vp->dev_radio) goto fail;
- pvr2_v4l2_dev_init(vp->dev_radio,vp,VFL_TYPE_RADIO);
- }
-
- return vp;
- fail:
- pvr2_trace(PVR2_TRACE_STRUCT,"Failure creating pvr2_v4l2 id=%p",vp);
- pvr2_v4l2_destroy_no_lock(vp);
- return NULL;
-}
-
-/*
- Stuff for Emacs to see, in order to encourage consistent editing style:
- *** Local Variables: ***
- *** mode: c ***
- *** fill-column: 75 ***
- *** tab-width: 8 ***
- *** c-basic-offset: 8 ***
- *** End: ***
- */