Hi, On Sun, Sep 4, 2011 at 2:51 PM, Maciej Szmigiero <mhej@xxxxx> wrote: > This patch adds support for analog part of Medion 95700 in the cxusb driver. > > What works: > * Video capture at various sizes with sequential fields, > * Input switching (TV Tuner, Composite, S-Video), > * TV tuning, > * Video standard switching and auto detection, > * Unplugging while capturing, > * DVB/analog coexistence, > * Raw BT.656 stream support. > > What does not work yet: > * Audio, > * Radio, > * VBI, > * Picture controls. > > Note that this patch needs https://patchwork.kernel.org/patch/1110982/ to > be applied first. > > Signed-off-by: Maciej Szmigiero <mhej@xxxxx> > For what reason am I CC'ed on this ? Most of the relevant changes I ever made in the media tree were only mechanical. Thanks, - Arnaud > diff --git a/drivers/media/dvb/dvb-usb/Kconfig b/drivers/media/dvb/dvb-usb/Kconfig > index 6e97bb3..afecb9d 100644 > --- a/drivers/media/dvb/dvb-usb/Kconfig > +++ b/drivers/media/dvb/dvb-usb/Kconfig > @@ -108,6 +108,8 @@ config DVB_USB_UMT_010 > config DVB_USB_CXUSB > tristate "Conexant USB2.0 hybrid reference design support" > depends on DVB_USB > + select VIDEO_CX25840 > + select VIDEOBUF2_VMALLOC > select DVB_PLL if !DVB_FE_CUSTOMISE > select DVB_CX22702 if !DVB_FE_CUSTOMISE > select DVB_LGDT330X if !DVB_FE_CUSTOMISE > diff --git a/drivers/media/dvb/dvb-usb/Makefile b/drivers/media/dvb/dvb-usb/Makefile > index 03ae657..b57600b 100644 > --- a/drivers/media/dvb/dvb-usb/Makefile > +++ b/drivers/media/dvb/dvb-usb/Makefile > @@ -42,7 +42,7 @@ obj-$(CONFIG_DVB_USB_AU6610) += dvb-usb-au6610.o > dvb-usb-digitv-objs = digitv.o > obj-$(CONFIG_DVB_USB_DIGITV) += dvb-usb-digitv.o > > -dvb-usb-cxusb-objs = cxusb.o > +dvb-usb-cxusb-objs = cxusb.o cxusb-analog.o > obj-$(CONFIG_DVB_USB_CXUSB) += dvb-usb-cxusb.o > > dvb-usb-ttusb2-objs = ttusb2.o > diff --git a/drivers/media/dvb/dvb-usb/cxusb-analog.c b/drivers/media/dvb/dvb-usb/cxusb-analog.c > new file mode 100644 > index 0000000..89c9335 > --- /dev/null > +++ b/drivers/media/dvb/dvb-usb/cxusb-analog.c > @@ -0,0 +1,1738 @@ > +/* DVB USB compliant linux driver for Conexant USB reference design - > + * (analog part). > + * > + * Copyright (C) 2011 Maciej Szmigiero (mhej@xxxxx) > + * > + * TODO: > + * * audio support, > + * * radio support (requires audio of course), > + * * VBI support, > + * * controls support > + * > + * 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, or (at your option) any later version. > + * > + * 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., 51 Franklin Street, Fifth Floor, Boston, MA > + * 02110-1301, USA. > + */ > + > +#include <media/cx25840.h> > +#include <media/tuner.h> > +#include <media/v4l2-ioctl.h> > + > +#include "cxusb.h" > + > +static int cxusb_medion_v_queue_setup(struct vb2_queue *q, > + unsigned int *num_buffers, > + unsigned int *num_planes, > + unsigned long sizes[], > + void *alloc_ctxs[]) > +{ > + struct dvb_usb_device *dvbdev = vb2_get_drv_priv(q); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + > + if (*num_buffers < 6) > + *num_buffers = 6; > + > + *num_planes = 1; > + > + if (cxdev->raw_mode) > + sizes[0] = CXUSB_VIDEO_MAX_FRAME_SIZE; > + else > + sizes[0] = cxdev->width * cxdev->height * 2; > + > + return 0; > +} > + > +static int cxusb_medion_v_buf_init(struct vb2_buffer *vb) > +{ > + struct dvb_usb_device *dvbdev = vb2_get_drv_priv(vb->vb2_queue); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + > + cxusb_vprintk(dvbdev, OPS, "buffer init\n"); > + > + if (cxdev->raw_mode) { > + if (vb2_plane_size(vb, 0) < CXUSB_VIDEO_MAX_FRAME_SIZE) > + return -ENOMEM; > + } else { > + if (vb2_plane_size(vb, 0) < cxdev->width * cxdev->height * 2) > + return -ENOMEM; > + } > + > + cxusb_vprintk(dvbdev, OPS, "buffer OK\n"); > + > + return 0; > +} > + > +static void cxusb_auxbuf_init(struct cxusb_medion_auxbuf *auxbuf, > + u8 *buf, unsigned int len) > +{ > + auxbuf->buf = buf; > + auxbuf->len = len; > + auxbuf->paylen = 0; > +} > + > +static void cxusb_auxbuf_head_trim(struct dvb_usb_device *dvbdev, > + struct cxusb_medion_auxbuf *auxbuf, > + unsigned int pos) > +{ > + if (pos == 0) > + return; > + > + BUG_ON(pos > auxbuf->paylen); > + > + cxusb_vprintk(dvbdev, AUXB, > + "trimming auxbuf len by %u to %u\n", > + pos, auxbuf->paylen - pos); > + > + memmove(auxbuf->buf, auxbuf->buf+pos, auxbuf->paylen - pos); > + auxbuf->paylen -= pos; > +} > + > +static unsigned int cxusb_auxbuf_paylen(struct cxusb_medion_auxbuf *auxbuf) > +{ > + return auxbuf->paylen; > +} > + > +static bool cxusb_auxbuf_make_space(struct dvb_usb_device *dvbdev, > + struct cxusb_medion_auxbuf *auxbuf, > + unsigned int howmuch) > +{ > + unsigned int freespace; > + > + BUG_ON(howmuch >= auxbuf->len); > + > + freespace = auxbuf->len - > + cxusb_auxbuf_paylen(auxbuf); > + > + cxusb_vprintk(dvbdev, AUXB, "freespace is %u\n", freespace); > + > + if (freespace >= howmuch) > + return true; > + > + howmuch -= freespace; > + > + cxusb_vprintk(dvbdev, AUXB, "will overwrite %u bytes of " > + "buffer\n", howmuch); > + > + cxusb_auxbuf_head_trim(dvbdev, auxbuf, howmuch); > + > + return false; > +} > + > +/* returns false if some data was overwritten */ > +static bool cxusb_auxbuf_append_urb(struct dvb_usb_device *dvbdev, > + struct cxusb_medion_auxbuf *auxbuf, > + struct urb *urb, > + unsigned int len) > +{ > + int i; > + bool ret; > + > + ret = cxusb_auxbuf_make_space(dvbdev, auxbuf, len); > + > + for (i = 0; i < urb->number_of_packets; i++) { > + unsigned int to_copy; > + to_copy = urb->iso_frame_desc[i].actual_length; > + > + if (to_copy == 0) > + continue; > + > + memcpy(auxbuf->buf+auxbuf->paylen, urb->transfer_buffer+ > + urb->iso_frame_desc[i].offset, to_copy); > + > + auxbuf->paylen += to_copy; > + } > + > + return ret; > +} > + > +static bool cxusb_auxbuf_copy(struct cxusb_medion_auxbuf *auxbuf, > + unsigned int pos, unsigned char *dest, > + unsigned int len) > +{ > + if (pos+len > auxbuf->paylen) > + return false; > + > + memcpy(dest, auxbuf->buf+pos, len); > + > + return true; > +} > + > +static unsigned int cxusb_auxbuf_advance(struct cxusb_medion_auxbuf *auxbuf, > + unsigned int pos, > + unsigned int increment) > +{ > + return pos+increment; > +} > + > +static unsigned int cxusb_auxbuf_begin(struct cxusb_medion_auxbuf *auxbuf) > +{ > + return 0; > +} > + > +static bool cxusb_auxbuf_isend(struct cxusb_medion_auxbuf *auxbuf, > + unsigned int pos) > +{ > + return pos >= auxbuf->paylen; > +} > + > +static bool cxusb_medion_copy_field(struct dvb_usb_device *dvbdev, > + struct cxusb_medion_auxbuf *auxbuf, > + struct cxusb_bt656_params *bt656, > + bool firstfield, > + unsigned int maxlines, > + unsigned int maxlinesamples) > +{ > + while (bt656->line < maxlines && > + !cxusb_auxbuf_isend(auxbuf, bt656->pos)) { > + > + unsigned char val; > + > + if (!cxusb_auxbuf_copy(auxbuf, bt656->pos, &val, 1)) > + return false; > + > + if ((char)val == CXUSB_BT656_COMMON[0]) { > + char buf[3]; > + > + if (!cxusb_auxbuf_copy(auxbuf, bt656->pos+1, > + buf, 3)) > + return false; > + > + if (buf[0] != (CXUSB_BT656_COMMON)[1] || > + buf[1] != (CXUSB_BT656_COMMON)[2]) > + goto normal_sample; > + > + if (bt656->line != 0 && (!!firstfield != ((buf[2] & > + CXUSB_FIELD_MASK) > + == CXUSB_FIELD_1))) { > + if (bt656->fmode == LINE_SAMPLES) { > + cxusb_vprintk(dvbdev, BT656, > + "field %c after line %u " > + "field change\n", > + firstfield ? '1' : '2', > + bt656->line); > + > + if (bt656->buf != NULL && > + maxlinesamples - > + bt656->linesamples > 0) { > + > + memset(bt656->buf, 0, > + maxlinesamples - > + bt656->linesamples); > + > + bt656->buf += > + maxlinesamples - > + bt656->linesamples; > + > + cxusb_vprintk(dvbdev, BT656, > + "field %c line %u " > + "%u samples still " > + "remaining (of %u)\n", > + firstfield ? > + '1' : '2', > + bt656->line, > + maxlinesamples - > + bt656->linesamples, > + maxlinesamples); > + } > + > + bt656->line++; > + } > + > + if (maxlines - bt656->line > 0 && > + bt656->buf != NULL) { > + memset(bt656->buf, 0, > + (maxlines - bt656->line) > + * maxlinesamples); > + > + bt656->buf += > + (maxlines - bt656->line) > + * maxlinesamples; > + > + cxusb_vprintk(dvbdev, BT656, > + "field %c %u lines still " > + "remaining (of %u)\n", > + firstfield ? '1' : '2', > + maxlines - bt656->line, > + maxlines); > + } > + > + return true; > + } > + > + if (bt656->fmode == START_SEARCH) { > + if ((buf[2] & CXUSB_SEAV_MASK) == > + CXUSB_SEAV_SAV && > + (!!firstfield == ((buf[2] & > + CXUSB_FIELD_MASK) > + == CXUSB_FIELD_1))) { > + > + if ((buf[2] & CXUSB_VBI_MASK) == > + CXUSB_VBI_OFF) { > + cxusb_vprintk(dvbdev, > + BT656, > + "line start @ " > + "pos %x\n", > + bt656->pos); > + > + bt656->linesamples = 0; > + bt656->fmode = LINE_SAMPLES; > + } else { > + cxusb_vprintk(dvbdev, > + BT656, > + "VBI start @ " > + "pos %x\n", > + bt656->pos); > + > + bt656->fmode = VBI_SAMPLES; > + } > + } > + > + bt656->pos = > + cxusb_auxbuf_advance(auxbuf, > + bt656->pos, 4); > + continue; > + } else if (bt656->fmode == LINE_SAMPLES) { > + if ((buf[2] & CXUSB_SEAV_MASK) == > + CXUSB_SEAV_SAV) > + cxusb_vprintk(dvbdev, BT656, > + "SAV in line samples @ " > + "line %u, pos %x\n", > + bt656->line, bt656->pos); > + > + if (bt656->buf != NULL && maxlinesamples - > + bt656->linesamples > 0) { > + > + memset(bt656->buf, 0, > + maxlinesamples - > + bt656->linesamples); > + bt656->buf += maxlinesamples - > + bt656->linesamples; > + > + cxusb_vprintk(dvbdev, BT656, > + "field %c line %u %u " > + "samples still remaining " > + "(of %u)\n", > + firstfield ? '1' : '2', > + bt656->line, > + maxlinesamples - > + bt656->linesamples, > + maxlinesamples); > + } > + > + > + bt656->fmode = START_SEARCH; > + bt656->line++; > + continue; > + } else if (bt656->fmode == VBI_SAMPLES) { > + if ((buf[2] & CXUSB_SEAV_MASK) == > + CXUSB_SEAV_SAV) > + cxusb_vprintk(dvbdev, BT656, > + "SAV in VBI samples " > + "@ pos %x\n", bt656->pos); > + > + bt656->fmode = START_SEARCH; > + continue; > + } > + > + bt656->pos = > + cxusb_auxbuf_advance(auxbuf, bt656->pos, 4); > + continue; > + } > + > +normal_sample: > + if (bt656->fmode == START_SEARCH && bt656->line != 0) { > + unsigned char buf[64]; > + unsigned int idx; > + unsigned int tocheck = min(sizeof(buf), > + max(sizeof(buf), > + maxlinesamples/4)); > + > + if (!cxusb_auxbuf_copy(auxbuf, bt656->pos+1, > + buf, tocheck)) { > + bt656->pos = > + cxusb_auxbuf_advance(auxbuf, > + bt656->pos, 1); > + continue; > + } > + > + for (idx = 0; idx <= tocheck-3; idx++) > + if (memcmp(buf+idx, CXUSB_BT656_COMMON, 3) > + == 0) > + break; > + > + if (idx <= tocheck-3) { > + bt656->pos = > + cxusb_auxbuf_advance(auxbuf, > + bt656->pos, 1); > + continue; > + } > + > + cxusb_vprintk(dvbdev, BT656, "line %u " > + "early start, pos %x\n", > + bt656->line, bt656->pos); > + > + bt656->linesamples = 0; > + bt656->fmode = LINE_SAMPLES; > + continue; > + } else if (bt656->fmode == LINE_SAMPLES) { > + if (bt656->buf != NULL) > + *(bt656->buf++) = val; > + > + bt656->linesamples++; > + bt656->pos = > + cxusb_auxbuf_advance(auxbuf, > + bt656->pos, 1); > + > + if (bt656->linesamples >= maxlinesamples) { > + bt656->fmode = START_SEARCH; > + bt656->line++; > + } > + > + continue; > + } > + /* TODO: copy VBI samples */ > + > + bt656->pos = > + cxusb_auxbuf_advance(auxbuf, > + bt656->pos, 1); > + } > + > + if (bt656->line >= maxlines) > + return true; > + else { > + cxusb_vprintk(dvbdev, BT656, "end of buffer, pos = %u\n", > + bt656->pos); > + return false; > + } > +} > + > +static void cxusb_medion_v_complete_work(struct work_struct *work) > +{ > + struct cxusb_medion_dev *cxdev = container_of(work, > + struct cxusb_medion_dev, > + urbwork); > + struct dvb_usb_device *dvbdev = cxdev->dvbdev; > + struct urb *urb; > + int ret; > + unsigned int i, urbn; > + > + mutex_lock(cxdev->videodev->lock); > + > + cxusb_vprintk(dvbdev, URB, "worker called, streaming = %d\n", > + (int)cxdev->streaming); > + > + if (!cxdev->streaming) > + goto unlock; > + > + urbn = cxdev->nexturb; > + if (test_bit(urbn, &cxdev->urbcomplete)) { > + urb = cxdev->streamurbs[urbn]; > + clear_bit(urbn, &cxdev->urbcomplete); > + > + cxdev->nexturb++; > + cxdev->nexturb %= CXUSB_VIDEO_URBS; > + } else { > + for (i = 0, urbn++; i < CXUSB_VIDEO_URBS-1; i++, urbn++) { > + urbn %= CXUSB_VIDEO_URBS; > + if (test_bit(urbn, &cxdev->urbcomplete)) { > + urb = cxdev->streamurbs[urbn]; > + clear_bit(urbn, &cxdev->urbcomplete); > + break; > + } > + } > + > + if (i >= CXUSB_VIDEO_URBS-1) { > + cxusb_vprintk(dvbdev, URB, > + "URB worker called but no URB ready\n"); > + goto unlock; > + } > + > + cxusb_vprintk(dvbdev, URB, > + "out-of-order URB: expected %u but %u is ready\n", > + cxdev->nexturb, urbn); > + > + cxdev->nexturb = urbn + 1; > + cxdev->nexturb %= CXUSB_VIDEO_URBS; > + } > + > + cxusb_vprintk(dvbdev, URB, "URB %u status = %d\n", urbn, urb->status); > + > + if (urb->status == 0 || urb->status == -EXDEV) { > + int i; > + > + unsigned long len = 0; > + for (i = 0; i < urb->number_of_packets; i++) > + len += urb->iso_frame_desc[i].actual_length; > + > + cxusb_vprintk(dvbdev, URB, "URB %u data len = %lu\n", > + urbn, len); > + > + if (len == 0) > + goto resubmit; > + > + if (cxdev->raw_mode) { > + u8 *buf; > + struct cxusb_medion_vbuffer *vbuf; > + > + if (list_empty(&cxdev->buflist)) { > + dev_warn(&dvbdev->udev->dev, > + "no free buffers\n"); > + > + goto resubmit; > + } > + > + vbuf = list_first_entry(&cxdev->buflist, > + struct cxusb_medion_vbuffer, > + list); > + list_del(&vbuf->list); > + > + buf = vb2_plane_vaddr(&vbuf->vb2, 0); > + > + for (i = 0; i < urb->number_of_packets; i++) { > + memcpy(buf, urb->transfer_buffer+ > + urb->iso_frame_desc[i].offset, > + urb->iso_frame_desc[i].actual_length); > + > + buf += urb->iso_frame_desc[i].actual_length; > + } > + > + vb2_set_plane_payload(&vbuf->vb2, 0, len); > + > + vb2_buffer_done(&vbuf->vb2, VB2_BUF_STATE_DONE); > + } else { > + struct cxusb_bt656_params *bt656 = &cxdev->bt656; > + bool reset; > + > + cxusb_vprintk(dvbdev, URB, "appending urb\n"); > + > + /* append new data to circ. buffer */ > + /* overwrite old data if necessary */ > + reset = !cxusb_auxbuf_append_urb( > + dvbdev, &cxdev->auxbuf, urb, len); > + > + /* if this is a new frame */ > + /* fetch a buffer from list */ > + if (bt656->mode == NEW_FRAME) { > + if (!list_empty(&cxdev->buflist)) { > + cxdev->vbuf = list_first_entry( > + &cxdev->buflist, > + struct cxusb_medion_vbuffer, > + list); > + > + list_del(&cxdev->vbuf->list); > + } else { > + dev_warn(&dvbdev->udev->dev, > + "no free buffers\n"); > + cxdev->vbuf = NULL; > + bt656->buf = NULL; > + } > + } > + > + if (bt656->mode == NEW_FRAME || reset) { > + bt656->pos = cxusb_auxbuf_begin( > + &cxdev->auxbuf); > + bt656->mode = FIRST_FIELD; > + bt656->fmode = START_SEARCH; > + bt656->line = 0; > + > + if (cxdev->vbuf != NULL) > + bt656->buf = vb2_plane_vaddr( > + &cxdev->vbuf->vb2, 0); > + } > + > + cxusb_vprintk(dvbdev, URB, "auxbuf payload len %u", > + cxusb_auxbuf_paylen(&cxdev->auxbuf)); > + > + if (bt656->mode == FIRST_FIELD) { > + cxusb_vprintk(dvbdev, URB, > + "copying field 1\n"); > + > + if (!cxusb_medion_copy_field( > + dvbdev, &cxdev->auxbuf, > + bt656, true, > + cxdev->height / 2, > + cxdev->width * 2)) > + goto resubmit; > + > + > + /* do not trim buffer there in case */ > + /* we need to reset search later */ > + > + bt656->mode = SECOND_FIELD; > + bt656->fmode = START_SEARCH; > + bt656->line = 0; > + } > + > + if (bt656->mode == SECOND_FIELD) { > + cxusb_vprintk(dvbdev, URB, > + "copying field 2\n"); > + > + if (!cxusb_medion_copy_field( > + dvbdev, &cxdev->auxbuf, > + bt656, false, > + cxdev->height / 2, > + cxdev->width * 2)) > + goto resubmit; > + > + cxusb_auxbuf_head_trim(dvbdev, > + &cxdev->auxbuf, bt656->pos); > + > + bt656->mode = NEW_FRAME; > + > + if (cxdev->vbuf != NULL) { > + vb2_set_plane_payload( > + &cxdev->vbuf->vb2, 0, > + cxdev->width * > + cxdev->height * 2); > + > + vb2_buffer_done(&cxdev->vbuf->vb2, > + VB2_BUF_STATE_DONE); > + > + cxusb_vprintk(dvbdev, URB, > + "frame done\n"); > + } else > + cxusb_vprintk(dvbdev, URB, > + "frame skipped\n"); > + } > + } > + > + } > + > +resubmit: > + cxusb_vprintk(dvbdev, URB, "URB %u submit\n", urbn); > + > + ret = usb_submit_urb(urb, GFP_KERNEL); > + if (ret != 0) > + dev_err(&dvbdev->udev->dev, > + "unable to submit URB (%d), you'll have to " > + "restart streaming\n", ret); > + > + for (i = 0; i < CXUSB_VIDEO_URBS; i++) > + if (test_bit(i, &cxdev->urbcomplete)) { > + schedule_work(&cxdev->urbwork); > + break; > + } > + > +unlock: > + mutex_unlock(cxdev->videodev->lock); > +} > + > +static void cxusb_medion_v_complete(struct urb *u) > +{ > + struct dvb_usb_device *dvbdev = u->context; > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + unsigned int i; > + > + for (i = 0; i < CXUSB_VIDEO_URBS; i++) > + if (cxdev->streamurbs[i] == u) > + break; > + > + if (i >= CXUSB_VIDEO_URBS) { > + dev_err(&dvbdev->udev->dev, > + "complete on unknown URB\n"); > + return; > + } > + > + cxusb_vprintk(dvbdev, URB, "URB %d complete\n", i); > + > + set_bit(i, &cxdev->urbcomplete); > + schedule_work(&cxdev->urbwork); > +} > + > +static int cxusb_medion_v_start_streaming(struct vb2_queue *q) > +{ > + struct dvb_usb_device *dvbdev = vb2_get_drv_priv(q); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + u8 streamon_params[2] = { 0x03, 0x00 }; > + int npackets, i; > + int ret; > + > + cxusb_vprintk(dvbdev, OPS, "should start streaming\n"); > + > + /* already streaming */ > + if (cxdev->streaming) > + return 0; > + > + /* not streaming but URB is still active - stream is being stopped */ > + if (cxdev->streamurbs[0] != NULL) > + return -EBUSY; > + > + ret = v4l2_subdev_call(cxdev->cx25840, video, s_stream, 1); > + if (ret != 0) { > + dev_err(&dvbdev->udev->dev, > + "unable to start stream (%d)\n", ret); > + return ret; > + } > + > + ret = cxusb_ctrl_msg(dvbdev, CMD_STREAMING_ON, streamon_params, 2, > + NULL, 0); > + if (ret != 0) { > + dev_err(&dvbdev->udev->dev, > + "unable to start streaming (%d)\n", ret); > + goto ret_unstream_cx; > + } > + > + if (cxdev->raw_mode) { > + npackets = CXUSB_VIDEO_MAX_FRAME_PKTS; > + } else { > + u8 *buf; > + unsigned int urblen, auxbuflen; > + > + /* has to be less than full frame size */ > + urblen = (cxdev->width * 2 + 4 + 4) * cxdev->height; > + npackets = urblen / CXUSB_VIDEO_PKT_SIZE; > + urblen = npackets * CXUSB_VIDEO_PKT_SIZE; > + > + auxbuflen = (cxdev->width * 2 + 4 + 4) * > + (cxdev->height + 50 /* VBI lines */) + urblen; > + > + buf = vmalloc(auxbuflen); > + if (buf == NULL) { > + dev_err(&dvbdev->udev->dev, > + "cannot allocate auxiliary buffer of %u " > + "bytes\n", auxbuflen); > + ret = -ENOMEM; > + goto ret_unstream_md; > + } > + > + cxusb_auxbuf_init(&cxdev->auxbuf, buf, auxbuflen); > + } > + > + > + for (i = 0; i < CXUSB_VIDEO_URBS; i++) { > + int framen; > + u8 *streambuf; > + > + streambuf = kmalloc(npackets*CXUSB_VIDEO_PKT_SIZE, > + GFP_KERNEL); > + if (streambuf == NULL) { > + if (i == 0) { > + dev_err(&dvbdev->udev->dev, > + "cannot allocate stream buffer\n"); > + ret = -ENOMEM; > + goto ret_freeab; > + } else > + break; > + } > + > + cxdev->streamurbs[i] = usb_alloc_urb(npackets, GFP_KERNEL); > + > + if (cxdev->streamurbs[i] == NULL) { > + dev_err(&dvbdev->udev->dev, > + "cannot allocate URB %d\n", i); > + > + kfree(streambuf); > + ret = -ENOMEM; > + goto ret_freeu; > + } > + > + cxdev->streamurbs[i]->dev = dvbdev->udev; > + cxdev->streamurbs[i]->context = dvbdev; > + cxdev->streamurbs[i]->pipe = > + usb_rcvisocpipe(dvbdev->udev, 2); > + > + cxdev->streamurbs[i]->interval = 1; > + cxdev->streamurbs[i]->transfer_flags = > + URB_ISO_ASAP; > + > + cxdev->streamurbs[i]->transfer_buffer = streambuf; > + > + cxdev->streamurbs[i]->complete = cxusb_medion_v_complete; > + cxdev->streamurbs[i]->number_of_packets = npackets; > + cxdev->streamurbs[i]->transfer_buffer_length = > + npackets*CXUSB_VIDEO_PKT_SIZE; > + > + for (framen = 0; framen < npackets; framen++) { > + cxdev->streamurbs[i]-> > + iso_frame_desc[framen].offset = > + CXUSB_VIDEO_PKT_SIZE * framen; > + > + cxdev->streamurbs[i]-> > + iso_frame_desc[framen].length = > + CXUSB_VIDEO_PKT_SIZE; > + } > + } > + > + > + cxdev->urbcomplete = 0; > + cxdev->nexturb = 0; > + cxdev->bt656.mode = NEW_FRAME; > + > + for (i = 0; i < CXUSB_VIDEO_URBS; i++) > + if (cxdev->streamurbs[i] != NULL) { > + ret = usb_submit_urb(cxdev->streamurbs[i], > + GFP_KERNEL); > + if (ret != 0) > + dev_err(&dvbdev->udev->dev, > + "URB %d submission " > + "failed (%d)\n", i, ret); > + } > + > + cxdev->streaming = true; > + > + return 0; > + > +ret_freeu: > + for (i = 0; i < CXUSB_VIDEO_URBS; i++) > + if (cxdev->streamurbs[i] != NULL) { > + kfree(cxdev->streamurbs[i]->transfer_buffer); > + usb_free_urb(cxdev->streamurbs[i]); > + cxdev->streamurbs[i] = NULL; > + } > + > +ret_freeab: > + if (!cxdev->raw_mode) > + vfree(cxdev->auxbuf.buf); > + > +ret_unstream_md: > + cxusb_ctrl_msg(dvbdev, CMD_STREAMING_OFF, NULL, 0, NULL, 0); > + > +ret_unstream_cx: > + v4l2_subdev_call(cxdev->cx25840, video, s_stream, 0); > + > + return ret; > +} > + > +static int cxusb_medion_v_stop_streaming(struct vb2_queue *q) > +{ > + struct dvb_usb_device *dvbdev = vb2_get_drv_priv(q); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + int i, ret = 0; > + > + cxusb_vprintk(dvbdev, OPS, "should stop streaming\n"); > + > + if (!cxdev->streaming) > + return 0; > + > + cxdev->streaming = false; > + > + cxusb_ctrl_msg(dvbdev, CMD_STREAMING_OFF, NULL, 0, NULL, 0); > + > + ret = v4l2_subdev_call(cxdev->cx25840, video, s_stream, 0); > + if (ret != 0) > + dev_err(&dvbdev->udev->dev, "unable to stop stream (%d)\n", > + ret); > + > + /* forget about queued buffers */ > + INIT_LIST_HEAD(&cxdev->buflist); > + > + /* let URB completion run */ > + mutex_unlock(cxdev->videodev->lock); > + > + for (i = 0; i < CXUSB_VIDEO_URBS; i++) > + if (cxdev->streamurbs[i] != NULL) > + usb_kill_urb(cxdev->streamurbs[i]); > + > + flush_work_sync(&cxdev->urbwork); > + > + mutex_lock(cxdev->videodev->lock); > + > + /* free transfer buffer and URB */ > + if (!cxdev->raw_mode) > + vfree(cxdev->auxbuf.buf); > + > + for (i = 0; i < CXUSB_VIDEO_URBS; i++) > + if (cxdev->streamurbs[i] != NULL) { > + kfree(cxdev->streamurbs[i]->transfer_buffer); > + usb_free_urb(cxdev->streamurbs[i]); > + cxdev->streamurbs[i] = NULL; > + } > + > + return ret; > +} > + > +static void cxusub_medion_v_buf_queue(struct vb2_buffer *vb) > +{ > + struct cxusb_medion_vbuffer *vbuf = > + container_of(vb, struct cxusb_medion_vbuffer, vb2); > + struct dvb_usb_device *dvbdev = vb2_get_drv_priv(vb->vb2_queue); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + > + cxusb_vprintk(dvbdev, OPS, "mmmm.. fresh buffer...\n"); > + > + list_add_tail(&vbuf->list, &cxdev->buflist); > +} > + > +static void cxusub_medion_v_wait_prepare(struct vb2_queue *q) > +{ > + struct dvb_usb_device *dvbdev = vb2_get_drv_priv(q); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + > + mutex_unlock(cxdev->videodev->lock); > +} > + > +static void cxusub_medion_v_wait_finish(struct vb2_queue *q) > +{ > + struct dvb_usb_device *dvbdev = vb2_get_drv_priv(q); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + > + mutex_lock(cxdev->videodev->lock); > +} > + > +static const struct vb2_ops cxdev_video_qops = { > + .queue_setup = cxusb_medion_v_queue_setup, > + .buf_init = cxusb_medion_v_buf_init, > + .start_streaming = cxusb_medion_v_start_streaming, > + .stop_streaming = cxusb_medion_v_stop_streaming, > + .buf_queue = cxusub_medion_v_buf_queue, > + .wait_prepare = cxusub_medion_v_wait_prepare, > + .wait_finish = cxusub_medion_v_wait_finish > +}; > + > +static int cxusb_medion_v_querycap(struct file *file, void *fh, > + struct v4l2_capability *cap) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + /*struct video_device *vdev = video_devdata(file);*/ > + > + strncpy(cap->driver, dvbdev->udev->dev.driver->name, > + sizeof(cap->driver)-1); > + strncpy(cap->bus_info, dvbdev->udev->devpath, > + sizeof(cap->bus_info)-1); > + strcpy(cap->card, "Medion 95700"); > + > + cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_TUNER | > + V4L2_CAP_READWRITE | V4L2_CAP_STREAMING; > + cap->version = KERNEL_VERSION(0, 0, 1); > + > + return 0; > +} > + > +static int cxusb_medion_v_enum_fmt_vid_cap(struct file *file, void *fh, > + struct v4l2_fmtdesc *f) > +{ > + if (f->index != 0) > + return -EINVAL; > + > + f->pixelformat = V4L2_PIX_FMT_UYVY; > + strcpy(f->description, "YUV 4:2:2"); > + f->flags = 0; > + memset(f->reserved, 0, sizeof(f->reserved)); > + > + return 0; > +} > + > +static int cxusb_medion_v_enum_fmt_vid_pvt(struct file *file, void *fh, > + struct v4l2_fmtdesc *f) > +{ > + if (f->index != 0) > + return -EINVAL; > + > + f->pixelformat = 0; > + strcpy(f->description, "BT.656 multiplexed stream"); > + f->flags = 0; > + memset(f->reserved, 0, sizeof(f->reserved)); > + > + return 0; > +} > + > +static int cxusb_medion_g_fmt_vid_cap(struct file *file, void *fh, > + struct v4l2_format *f) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + > + f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; > + f->fmt.pix.width = cxdev->width; > + f->fmt.pix.height = cxdev->height; > + f->fmt.pix.pixelformat = V4L2_PIX_FMT_UYVY; > + f->fmt.pix.field = V4L2_FIELD_SEQ_TB; > + f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; > + f->fmt.pix.bytesperline = cxdev->width * 2; > + f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * > + f->fmt.pix.height; > + f->fmt.pix.priv = 0; > + > + return 0; > +} > + > +static int cxusb_medion_g_fmt_vid_pvt(struct file *file, void *fh, > + struct v4l2_format *f) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + > + f->type = V4L2_BUF_TYPE_PRIVATE; > + f->fmt.pix.width = cxdev->width; > + f->fmt.pix.height = cxdev->height; > + f->fmt.pix.pixelformat = 0; > + f->fmt.pix.field = V4L2_FIELD_SEQ_TB; > + f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; > + f->fmt.pix.bytesperline = 0; > + f->fmt.pix.sizeimage = CXUSB_VIDEO_MAX_FRAME_SIZE; > + f->fmt.pix.priv = 0; > + > + return 0; > +} > + > +static int cxusub_medion_v_check_format_change(struct file *file) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + > + /* check if nobody is set for streaming */ > + if (cxdev->streamingfh == NULL) > + return 0; > + > + /* check if that is our FH */ > + if (file != cxdev->streamingfh) > + return -EBUSY; > + > + if (cxdev->streaming) > + return -EBUSY; > + > + vb2_queue_release(&cxdev->videoqueue); > + cxdev->streamingfh = NULL; > + > + return 0; > +} > + > +static int cxusb_medion_s_fmt_vid_cap(struct file *file, void *fh, > + struct v4l2_format *f) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + struct v4l2_mbus_framefmt mbusfmt; > + int ret; > + > + ret = cxusub_medion_v_check_format_change(file); > + if (ret != 0) > + return ret; > + > + if (f->fmt.pix.pixelformat != V4L2_PIX_FMT_UYVY) > + return -EINVAL; > + > + mbusfmt.width = f->fmt.pix.width & ~1; > + mbusfmt.height = f->fmt.pix.height & ~1; > + mbusfmt.code = V4L2_MBUS_FMT_FIXED; > + mbusfmt.field = V4L2_FIELD_SEQ_TB; > + mbusfmt.colorspace = V4L2_COLORSPACE_SMPTE170M; > + memset(mbusfmt.reserved, 0, sizeof(mbusfmt.reserved)); > + > + ret = v4l2_subdev_call(cxdev->cx25840, video, s_mbus_fmt, &mbusfmt); > + if (ret != 0) > + return ret; > + > + cxdev->width = f->fmt.pix.width = mbusfmt.width; > + cxdev->height = f->fmt.pix.height = mbusfmt.height; > + cxdev->raw_mode = false; > + f->fmt.pix.field = V4L2_FIELD_SEQ_TB; > + f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; > + f->fmt.pix.bytesperline = cxdev->width * 2; > + f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * f->fmt.pix.height; > + f->fmt.pix.priv = 0; > + > + return 0; > +} > + > +static int cxusb_medion_s_fmt_vid_pvt(struct file *file, void *fh, > + struct v4l2_format *f) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + struct v4l2_mbus_framefmt mbusfmt; > + int ret; > + > + ret = cxusub_medion_v_check_format_change(file); > + if (ret != 0) > + return ret; > + > + if (f->fmt.pix.pixelformat != 0) > + return -EINVAL; > + > + mbusfmt.width = f->fmt.pix.width & ~1; > + mbusfmt.height = f->fmt.pix.height & ~1; > + mbusfmt.code = V4L2_MBUS_FMT_FIXED; > + mbusfmt.field = V4L2_FIELD_SEQ_TB; > + mbusfmt.colorspace = V4L2_COLORSPACE_SMPTE170M; > + memset(mbusfmt.reserved, 0, sizeof(mbusfmt.reserved)); > + > + ret = v4l2_subdev_call(cxdev->cx25840, video, s_mbus_fmt, &mbusfmt); > + if (ret != 0) > + return ret; > + > + cxdev->width = f->fmt.pix.width = mbusfmt.width; > + cxdev->height = f->fmt.pix.height = mbusfmt.height; > + cxdev->raw_mode = true; > + f->fmt.pix.field = V4L2_FIELD_SEQ_TB; > + f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; > + f->fmt.pix.bytesperline = 0; > + f->fmt.pix.sizeimage = CXUSB_VIDEO_MAX_FRAME_SIZE; > + f->fmt.pix.priv = 0; > + > + return 0; > +} > + > +static const struct { > + struct v4l2_input input; > + u32 inputcfg; > +} cxusb_medion_inputs[] = { > + { .input = { .name = "TV Tuner", .type = V4L2_INPUT_TYPE_TUNER, > + .tuner = 0, .std = V4L2_STD_PAL }, > + .inputcfg = CX25840_COMPOSITE2, }, > + > + { .input = { .name = "Composite", .type = V4L2_INPUT_TYPE_CAMERA, > + .std = V4L2_STD_ALL }, > + .inputcfg = CX25840_COMPOSITE1, }, > + > + { .input = { .name = "S-Video", .type = V4L2_INPUT_TYPE_CAMERA, > + .std = V4L2_STD_ALL }, > + .inputcfg = CX25840_SVIDEO3 } > +}; > + > +#define CXUSB_INPUT_CNT (sizeof(cxusb_medion_inputs) / \ > + sizeof(cxusb_medion_inputs[0])) > + > +static int cxusb_medion_enum_input(struct file *file, void *fh, > + struct v4l2_input *inp) > +{ > + u32 index = inp->index; > + > + if (index >= CXUSB_INPUT_CNT) > + return -EINVAL; > + > + *inp = cxusb_medion_inputs[index].input; > + inp->index = index; > + > + return 0; > +} > + > +static int cxusb_medion_g_input(struct file *file, void *fh, > + unsigned int *i) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + > + return cxdev->input; > +} > + > +static int cxusb_medion_s_input(struct file *file, void *fh, > + unsigned int i) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + int ret; > + > + if (i >= CXUSB_INPUT_CNT) > + return -EINVAL; > + > + ret = v4l2_subdev_call(cxdev->cx25840, video, s_routing, > + cxusb_medion_inputs[i].inputcfg, 0, 0); > + if (ret != 0) > + return ret; > + > + cxdev->input = i; > + > + return 0; > +} > + > +static int cxusb_medion_g_tuner(struct file *file, void *fh, > + struct v4l2_tuner *tuner) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + int ret; > + > + if (tuner->index != 0) > + return -EINVAL; > + > + tuner->type = V4L2_TUNER_ANALOG_TV; > + tuner->capability = 0; > + > + /* fills afc, rangelow, rangehigh */ > + ret = v4l2_subdev_call(cxdev->tuner, tuner, g_tuner, tuner); > + if (ret != 0) > + return ret; > + > + /* fills signal, rxsubchans, audmode */ > + ret = v4l2_subdev_call(cxdev->cx25840, tuner, g_tuner, tuner); > + if (ret != 0) > + return ret; > + > + strcpy(tuner->name, "TV Tuner"); > + > + return 0; > +} > + > +static int cxusb_medion_s_tuner(struct file *file, void *fh, > + struct v4l2_tuner *tuner) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + > + if (tuner->index != 0) > + return -EINVAL; > + > + return v4l2_subdev_call(cxdev->cx25840, tuner, s_tuner, tuner); > +} > + > + > +static int cxusb_medion_g_frequency(struct file *file, void *fh, > + struct v4l2_frequency *freq) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + > + if (freq->tuner != 0) > + return -EINVAL; > + > + freq->type = V4L2_TUNER_ANALOG_TV; > + > + return v4l2_subdev_call(cxdev->tuner, tuner, g_frequency, freq); > +} > + > +static int cxusb_medion_s_frequency(struct file *file, void *fh, > + struct v4l2_frequency *freq) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + > + if (freq->tuner != 0) > + return -EINVAL; > + > + if (freq->type != V4L2_TUNER_ANALOG_TV) > + return -EINVAL; > + > + return v4l2_subdev_call(cxdev->tuner, tuner, s_frequency, freq); > +} > + > +static int cxusb_medion_s_std(struct file *file, void *fh, > + v4l2_std_id *norm) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + int ret; > + > + /* on composite or S-Video any std is acceptable */ > + if (cxdev->input != 0) > + return v4l2_subdev_call(cxdev->cx25840, core, s_std, *norm); > + > + /* TV Tuner is only able to demodulate PAL */ > + if ((*norm & ~V4L2_STD_PAL) != 0) > + return -EINVAL; > + > + /* no autodetection support */ > + if (*norm == 0) > + return -EINVAL; > + > + ret = v4l2_subdev_call(cxdev->tuner, core, s_std, *norm); > + if (ret != 0) { > + dev_err(&dvbdev->udev->dev, > + "tuner norm setup failed (%d)\n", > + ret); > + return ret; > + } > + > + ret = v4l2_subdev_call(cxdev->tda9887, core, s_std, *norm); > + if (ret != 0) { > + dev_err(&dvbdev->udev->dev, > + "tda9887 norm setup failed (%d)\n", > + ret); > + return ret; > + } > + > + ret = v4l2_subdev_call(cxdev->cx25840, core, s_std, *norm); > + if (ret != 0) { > + dev_err(&dvbdev->udev->dev, > + "cx25840 norm setup failed (%d)\n", > + ret); > + return ret; > + } > + > + return 0; > +} > + > +static int cxusb_medion_v_check_queue(struct file *file) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + int ret; > + > + /* our FH is the streaming one, so queue is ready for us */ > + if (file == cxdev->streamingfh) > + return 0; > + > + /* some other FH is set for streaming now */ > + if (cxdev->streamingfh != NULL) > + return -EBUSY; > + > + memset(&cxdev->videoqueue, 0, sizeof(cxdev->videoqueue)); > + cxdev->videoqueue.type = cxdev->raw_mode ? V4L2_BUF_TYPE_PRIVATE : > + V4L2_BUF_TYPE_VIDEO_CAPTURE; > + cxdev->videoqueue.io_modes = VB2_MMAP | VB2_USERPTR | VB2_READ; > + cxdev->videoqueue.buf_struct_size = > + sizeof(struct cxusb_medion_vbuffer); > + cxdev->videoqueue.mem_ops = &vb2_vmalloc_memops; > + cxdev->videoqueue.ops = &cxdev_video_qops; > + cxdev->videoqueue.drv_priv = dvbdev; > + > + ret = vb2_queue_init(&cxdev->videoqueue); > + if (ret) { > + dev_err(&dvbdev->udev->dev, "video queue init failed\n"); > + return ret; > + } > + > + cxdev->streamingfh = file; > + return 0; > +} > + > +static int cxusb_medion_v_reqbufs(struct file *file, void *priv, > + struct v4l2_requestbuffers *p) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + int ret; > + > + ret = cxusb_medion_v_check_queue(file); > + if (ret != 0) > + return ret; > + > + return vb2_reqbufs(&cxdev->videoqueue, p); > +} > + > +static int cxusb_medion_v_querybuf(struct file *file, void *priv, > + struct v4l2_buffer *p) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + int ret; > + > + ret = cxusb_medion_v_check_queue(file); > + if (ret != 0) > + return ret; > + > + return vb2_querybuf(&cxdev->videoqueue, p); > +} > + > +static int cxusb_medion_v_qbuf(struct file *file, void *priv, > + struct v4l2_buffer *p) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + int ret; > + > + ret = cxusb_medion_v_check_queue(file); > + if (ret != 0) > + return ret; > + > + return vb2_qbuf(&cxdev->videoqueue, p); > +} > + > +static int cxusb_medion_v_dqbuf(struct file *file, void *priv, > + struct v4l2_buffer *p) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + int ret; > + > + ret = cxusb_medion_v_check_queue(file); > + if (ret != 0) > + return ret; > + > + return vb2_dqbuf(&cxdev->videoqueue, p, file->f_flags & O_NONBLOCK); > +} > + > +static int cxusb_medion_v_streamon(struct file *file, void *priv, > + enum v4l2_buf_type i) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + int ret; > + > + ret = cxusb_medion_v_check_queue(file); > + if (ret != 0) > + return ret; > + > + return vb2_streamon(&cxdev->videoqueue, i); > +} > + > +static int cxusb_medion_v_streamoff(struct file *file, void *priv, > + enum v4l2_buf_type i) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(file); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + int ret; > + > + ret = cxusb_medion_v_check_queue(file); > + if (ret != 0) > + return ret; > + > + return vb2_streamoff(&cxdev->videoqueue, i); > +} > + > +static const struct v4l2_ioctl_ops cxusb_video_ioctl = { > + .vidioc_querycap = cxusb_medion_v_querycap, > + .vidioc_enum_fmt_vid_cap = cxusb_medion_v_enum_fmt_vid_cap, > + .vidioc_enum_fmt_type_private = cxusb_medion_v_enum_fmt_vid_pvt, > + .vidioc_g_fmt_vid_cap = cxusb_medion_g_fmt_vid_cap, > + .vidioc_g_fmt_type_private = cxusb_medion_g_fmt_vid_pvt, > + .vidioc_s_fmt_vid_cap = cxusb_medion_s_fmt_vid_cap, > + .vidioc_s_fmt_type_private = cxusb_medion_s_fmt_vid_pvt, > + .vidioc_enum_input = cxusb_medion_enum_input, > + .vidioc_g_input = cxusb_medion_g_input, > + .vidioc_s_input = cxusb_medion_s_input, > + .vidioc_g_tuner = cxusb_medion_g_tuner, > + .vidioc_s_tuner = cxusb_medion_s_tuner, > + .vidioc_g_frequency = cxusb_medion_g_frequency, > + .vidioc_s_frequency = cxusb_medion_s_frequency, > + .vidioc_s_std = cxusb_medion_s_std, > + .vidioc_reqbufs = cxusb_medion_v_reqbufs, > + .vidioc_querybuf = cxusb_medion_v_querybuf, > + .vidioc_qbuf = cxusb_medion_v_qbuf, > + .vidioc_dqbuf = cxusb_medion_v_dqbuf, > + .vidioc_streamon = cxusb_medion_v_streamon, > + .vidioc_streamoff = cxusb_medion_v_streamoff > +}; > + > +/* in principle, this should be const, but s_io_pin_config is declared */ > +/* to take non-const, and gcc complains */ > +static struct v4l2_subdev_io_pin_config cxusub_medion_pin_config[] = { > + { .pin = CX25840_PIN_DVALID_PRGM0, .function = CX25840_PAD_DEFAULT, > + .strength = CX25840_PIN_DRIVE_MEDIUM }, > + { .pin = CX25840_PIN_PLL_CLK_PRGM7, .function = CX25840_PAD_AUX_PLL }, > + { .pin = CX25840_PIN_HRESET_PRGM2, .function = CX25840_PAD_ACTIVE, > + .strength = CX25840_PIN_DRIVE_MEDIUM } > +}; > + > +int cxusb_medion_analog_init(struct dvb_usb_device *dvbdev) > +{ > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + struct v4l2_mbus_framefmt mbusfmt; > + int ret; > + > + ret = v4l2_subdev_call(cxdev->cx25840, core, load_fw); > + if (ret != 0) > + dev_warn(&dvbdev->udev->dev, > + "cx25840 fw load failed (%d)\n", ret); > + > + ret = v4l2_subdev_call(cxdev->cx25840, video, s_routing, > + CX25840_COMPOSITE1, 0, > + CX25840_VCONFIG_FMT_BT656|CX25840_VCONFIG_RES_8BIT| > + CX25840_VCONFIG_VBIRAW_DISABLED| > + CX25840_VCONFIG_ANCDATA_DISABLED| > + CX25840_VCONFIG_ACTIVE_COMPOSITE| > + CX25840_VCONFIG_VALID_ANDACTIVE| > + CX25840_VCONFIG_HRESETW_NORMAL| > + CX25840_VCONFIG_CLKGATE_NONE| > + CX25840_VCONFIG_DCMODE_DWORDS); > + if (ret != 0) > + dev_warn(&dvbdev->udev->dev, > + "cx25840 mode set failed (%d)\n", ret); > + > + /* composite */ > + cxdev->input = 1; > + > + /* TODO: setup audio samples insertion */ > + > + ret = v4l2_subdev_call(cxdev->cx25840, core, s_io_pin_config, > + sizeof(cxusub_medion_pin_config)/ > + sizeof(cxusub_medion_pin_config[0]), > + cxusub_medion_pin_config); > + if (ret != 0) > + dev_warn(&dvbdev->udev->dev, > + "cx25840 pin config failed (%d)\n", ret); > + > + mbusfmt.width = cxdev->width; > + mbusfmt.height = cxdev->height; > + mbusfmt.code = V4L2_MBUS_FMT_FIXED; > + mbusfmt.field = V4L2_FIELD_SEQ_TB; > + mbusfmt.colorspace = V4L2_COLORSPACE_SMPTE170M; > + memset(mbusfmt.reserved, 0, sizeof(mbusfmt.reserved)); > + > + ret = v4l2_subdev_call(cxdev->cx25840, video, s_mbus_fmt, &mbusfmt); > + if (ret != 0) > + dev_warn(&dvbdev->udev->dev, > + "cx25840 format set failed (%d)\n", ret); > + else { > + cxdev->width = mbusfmt.width; > + cxdev->height = mbusfmt.height; > + } > + > + return 0; > +} > + > +static int cxusb_video_open(struct file *f) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(f); > + int ret; > + > + ret = cxusb_medion_get(dvbdev, CXUSB_ANALOG); > + if (ret != 0) > + return ret; > + > + ret = v4l2_fh_open(f); > + if (ret != 0) > + goto ret_release; > + > + cxusb_vprintk(dvbdev, OPS, "got open\n"); > + > + return 0; > + > +ret_release: > + > + cxusb_medion_put(dvbdev); > + > + return ret; > +} > + > +static int cxusb_video_release(struct file *f) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(f); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + int ret; > + > + cxusb_vprintk(dvbdev, OPS, "got release\n"); > + > + ret = v4l2_fh_release(f); > + > + /* check if we have queue set */ > + if (f == cxdev->streamingfh) { > + vb2_queue_release(&cxdev->videoqueue); > + cxdev->streamingfh = NULL; > + } > + > + cxusb_medion_put(dvbdev); > + > + return ret; > +} > + > +static ssize_t cxusb_video_read(struct file *f, char __user *b, size_t s, > + loff_t *o) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(f); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + int ret; > + > + ret = cxusb_medion_v_check_queue(f); > + if (ret != 0) > + return ret; > + > + return vb2_read(&cxdev->videoqueue, b, s, o, > + f->f_flags & O_NONBLOCK); > +} > + > +static unsigned int cxusb_video_poll(struct file *f, > + struct poll_table_struct *p) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(f); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + int ret; > + > + ret = cxusb_medion_v_check_queue(f); > + if (ret != 0) > + return ret; > + > + return vb2_poll(&cxdev->videoqueue, f, p); > +} > + > +static int cxusb_video_mmap(struct file *f, struct vm_area_struct *v) > +{ > + struct dvb_usb_device *dvbdev = video_drvdata(f); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + int ret; > + > + ret = cxusb_medion_v_check_queue(f); > + if (ret != 0) > + return ret; > + > + return vb2_mmap(&cxdev->videoqueue, v); > +} > + > +static const struct v4l2_file_operations cxusb_video_fops = { > + .owner = THIS_MODULE, > + .open = cxusb_video_open, > + .release = cxusb_video_release, > + .read = cxusb_video_read, > + .poll = cxusb_video_poll, > + .mmap = cxusb_video_mmap, > + .unlocked_ioctl = video_ioctl2 > +}; > + > +static void cxusb_medion_v4l2_release(struct v4l2_device *v4l2_dev) > +{ > + struct cxusb_medion_dev *cxdev = > + container_of(v4l2_dev, struct cxusb_medion_dev, v4l2dev); > + struct dvb_usb_device *dvbdev = cxdev->dvbdev; > + > + cxusb_vprintk(dvbdev, OPS, "v4l2 device release\n"); > + > + while (completion_done(&cxdev->v4l2_release)) > + schedule(); > + > + complete(&cxdev->v4l2_release); > +} > + > +static void cxusb_medion_videodev_release(struct video_device *vdev) > +{ > + struct dvb_usb_device *dvbdev = video_get_drvdata(vdev); > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + > + cxusb_vprintk(dvbdev, OPS, "video device release\n"); > + > + while (completion_done(&cxdev->videodev_release)) > + schedule(); > + > + complete(&cxdev->videodev_release); > + > + video_device_release(vdev); > +} > + > +int cxusb_medion_register_analog(struct dvb_usb_device *dvbdev) > +{ > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + struct tuner_setup tun_setup; > + struct v4l2_priv_tun_config tda9887_config; > + unsigned int tda9887_priv; > + > + int ret; > + > + init_completion(&cxdev->v4l2_release); > + > + cxdev->v4l2dev.release = cxusb_medion_v4l2_release; > + > + ret = v4l2_device_register(&dvbdev->udev->dev, &cxdev->v4l2dev); > + if (ret != 0) { > + dev_err(&dvbdev->udev->dev, > + "V4L2 device registration failed, " > + "ret = %d\n", ret); > + return ret; > + } > + > + /* attach capture chip */ > + cxdev->cx25840 = v4l2_i2c_new_subdev(&cxdev->v4l2dev, > + &dvbdev->i2c_adap, > + "cx25840", 0x44, NULL); > + > + if (cxdev->cx25840 == NULL) { > + dev_err(&dvbdev->udev->dev, "cx25840 not found\n"); > + ret = -ENODEV; > + goto ret_unregister; > + } > + > + /* attach analog tuner */ > + cxdev->tuner = v4l2_i2c_new_subdev(&cxdev->v4l2dev, > + &dvbdev->i2c_adap, > + "tuner", 0x61, NULL); > + if (cxdev->tuner == NULL) { > + dev_err(&dvbdev->udev->dev, "tuner not found\n"); > + ret = -ENODEV; > + goto ret_unregister; > + } > + > + /* configure it */ > + memset(&tun_setup, 0, sizeof(tun_setup)); > + tun_setup.mode_mask = T_RADIO | T_ANALOG_TV; > + tun_setup.type = TUNER_PHILIPS_FMD1216ME_MK3; > + tun_setup.addr = 0x61; > + v4l2_subdev_call(cxdev->tuner, tuner, s_type_addr, &tun_setup); > + > + /* attach demod */ > + cxdev->tda9887 = v4l2_i2c_new_subdev(&cxdev->v4l2dev, > + &dvbdev->i2c_adap, > + "tuner", 0x43, NULL); > + if (cxdev->tda9887 == NULL) { > + dev_err(&dvbdev->udev->dev, "tda9887 not found\n"); > + ret = -ENODEV; > + goto ret_unregister; > + } > + > + /* configure it */ > + memset(&tda9887_config, 0, sizeof(tda9887_config)); > + tda9887_config.tuner = TUNER_TDA9887; > + tda9887_priv = TDA9887_AUTOMUTE; > + tda9887_config.priv = &tda9887_priv; > + v4l2_subdev_call(cxdev->tda9887, tuner, s_config, &tda9887_config); > + > + INIT_WORK(&cxdev->urbwork, cxusb_medion_v_complete_work); > + INIT_LIST_HEAD(&cxdev->buflist); > + > + cxdev->width = 320; > + cxdev->height = 240; > + > + cxdev->videodev = video_device_alloc(); > + if (cxdev->videodev == NULL) { > + dev_err(&dvbdev->udev->dev, "video device alloc failed\n"); > + ret = -ENOMEM; > + goto ret_unregister; > + } > + > + init_completion(&cxdev->videodev_release); > + > + cxdev->videodev->release = cxusb_medion_videodev_release; > + cxdev->videodev->v4l2_dev = &cxdev->v4l2dev; > + strcpy(cxdev->videodev->name, "cxusb"); > + cxdev->videodev->fops = &cxusb_video_fops; > + cxdev->videodev->ioctl_ops = &cxusb_video_ioctl; > + cxdev->videodev->tvnorms = V4L2_STD_ALL; > + cxdev->videodev->lock = kmalloc(sizeof(*(cxdev->videodev->lock)), > + GFP_KERNEL); > + > + if (cxdev->videodev->lock == NULL) { > + dev_err(&dvbdev->udev->dev, > + "video device mutex alloc failed\n"); > + ret = -ENOMEM; > + goto ret_drelease; > + } > + > + mutex_init(cxdev->videodev->lock); > + > + ret = video_register_device(cxdev->videodev, VFL_TYPE_GRABBER, -1); > + if (ret) { > + dev_err(&dvbdev->udev->dev, "video device register failed\n"); > + goto ret_mfree; > + } > + > + video_set_drvdata(cxdev->videodev, dvbdev); > + > + return 0; > + > + > +ret_mfree: > + mutex_destroy(cxdev->videodev->lock); > + kfree(cxdev->videodev->lock); > + > +ret_drelease: > + video_device_release(cxdev->videodev); > + > +ret_unregister: > + v4l2_device_unregister(&cxdev->v4l2dev); > + > + return ret; > +} > + > +void cxusb_medion_unregister_analog(struct dvb_usb_device *dvbdev) > +{ > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + > + struct mutex *mutex = cxdev->videodev->lock; > + > + cxusb_vprintk(dvbdev, OPS, "unregistering analog\n"); > + > + video_unregister_device(cxdev->videodev); > + > + wait_for_completion(&cxdev->videodev_release); > + > + cxusb_vprintk(dvbdev, OPS, "video dev unregistered\n"); > + > + v4l2_device_unregister(&cxdev->v4l2dev); > + > + wait_for_completion(&cxdev->v4l2_release); > + > + cxusb_vprintk(dvbdev, OPS, "v4l dev unregistered\n"); > + > + mutex_destroy(mutex); > + > + kfree(mutex); > + > +} > diff --git a/drivers/media/dvb/dvb-usb/cxusb.c b/drivers/media/dvb/dvb-usb/cxusb.c > index a76f431..e279f81 100644 > --- a/drivers/media/dvb/dvb-usb/cxusb.c > +++ b/drivers/media/dvb/dvb-usb/cxusb.c > @@ -11,11 +11,11 @@ > * design, so it can be reused for the "analogue-only" device (if it will > * appear at all). > * > - * TODO: Use the cx25840-driver for the analogue part > * > * Copyright (C) 2005 Patrick Boettcher (patrick.boettcher@xxxxxxx) > * Copyright (C) 2006 Michael Krufky (mkrufky@xxxxxxxxxxx) > * Copyright (C) 2006, 2007 Chris Pascoe (c.pascoe@xxxxxxxxxxxxxx) > + * Copyright (C) 2011 Maciej Szmigiero (mhej@xxxxx) > * > * 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 > @@ -44,16 +44,19 @@ > #include "atbm8830.h" > > /* debug */ > -static int dvb_usb_cxusb_debug; > +int dvb_usb_cxusb_debug; > module_param_named(debug, dvb_usb_cxusb_debug, int, 0644); > -MODULE_PARM_DESC(debug, "set debugging level (1=rc (or-able))." DVB_USB_DEBUG_STATUS); > +MODULE_PARM_DESC(debug, "set debugging level (see cxusb.h)." > + DVB_USB_DEBUG_STATUS); > > DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); > > -#define deb_info(args...) dprintk(dvb_usb_cxusb_debug, 0x03, args) > -#define deb_i2c(args...) dprintk(dvb_usb_cxusb_debug, 0x02, args) > +#define deb_info(args...) dprintk(dvb_usb_cxusb_debug, CXUSB_DBG_MISC, args) > +#define deb_i2c(args...) dprintk(dvb_usb_cxusb_debug, CXUSB_DBG_I2C, args) > > -static int cxusb_ctrl_msg(struct dvb_usb_device *d, > +static struct usb_device_id cxusb_table[]; > + > +int cxusb_ctrl_msg(struct dvb_usb_device *d, > u8 cmd, u8 *wbuf, int wlen, u8 *rbuf, int rlen) > { > int wo = (rbuf == NULL || rlen == 0); /* write-only */ > @@ -303,7 +306,20 @@ static int cxusb_d680_dmb_power_ctrl(struct dvb_usb_device *d, int onoff) > > static int cxusb_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff) > { > + struct dvb_usb_device *dvbdev = adap->dev; > u8 buf[2] = { 0x03, 0x00 }; > + > + /* Medion 95700 */ > + if (dvbdev->props.devices[0].warm_ids[0] == &cxusb_table[0]) { > + if (onoff) { > + int ret; > + ret = cxusb_medion_get(dvbdev, CXUSB_DIGITAL); > + if (ret != 0) > + return ret; > + } else > + cxusb_medion_put(dvbdev); > + } > + > if (onoff) > cxusb_ctrl_msg(adap->dev, CMD_STREAMING_ON, buf, 2, NULL, 0); > else > @@ -829,17 +845,76 @@ static int cxusb_mygica_d689_tuner_attach(struct dvb_usb_adapter *adap) > return (fe == NULL) ? -EIO : 0; > } > > -static int cxusb_cx22702_frontend_attach(struct dvb_usb_adapter *adap) > +static int cxusb_medion_fe_ts_bus_ctrl(struct dvb_frontend *fe, int acquire) > +{ > + struct dvb_usb_adapter *adap = fe->dvb->priv; > + struct dvb_usb_device *dvbdev = adap->dev; > + > + if (acquire) > + return cxusb_medion_get(dvbdev, CXUSB_DIGITAL); > + else > + cxusb_medion_put(dvbdev); > + > + return 0; > +} > + > +static int cxusb_medion_set_mode(struct dvb_usb_device *dvbdev, bool digital) > { > + int ret; > u8 b; > - if (usb_set_interface(adap->dev->udev, 0, 6) < 0) > - err("set interface failed"); > > - cxusb_ctrl_msg(adap->dev, CMD_DIGITAL, NULL, 0, &b, 1); > + if (digital) { > + ret = usb_set_interface(dvbdev->udev, 0, 6); > + if (ret != 0) { > + dev_err(&dvbdev->udev->dev, > + "digital interface " > + "selection failed (%d)\n", > + ret); > + return ret; > + } > + } else { > + ret = usb_set_interface(dvbdev->udev, 0, 1); > + if (ret != 0) { > + dev_err(&dvbdev->udev->dev, > + "analog interface selection failed (%d)\n", > + ret); > + return ret; > + } > + } > + > + /* pipes need to be cleared after setting interface */ > + ret = usb_clear_halt(dvbdev->udev, usb_rcvbulkpipe(dvbdev->udev, 1)); > + if (ret != 0) > + dev_warn(&dvbdev->udev->dev, > + "clear halt on IN pipe failed (%d)\n", > + ret); > + > + ret = usb_clear_halt(dvbdev->udev, usb_sndbulkpipe(dvbdev->udev, 1)); > + if (ret != 0) > + dev_warn(&dvbdev->udev->dev, > + "clear halt on OUT pipe failed (%d)\n", > + ret); > + > + ret = cxusb_ctrl_msg(dvbdev, digital ? CMD_DIGITAL : CMD_ANALOG, > + NULL, 0, &b, 1); > + if (ret != 0) { > + dev_err(&dvbdev->udev->dev, "mode switch failed (%d)\n", > + ret); > + return ret; > + } > + > + return 0; > +} > + > +static int cxusb_cx22702_frontend_attach(struct dvb_usb_adapter *adap) > +{ > + cxusb_medion_set_mode(adap->dev, true); > > if ((adap->fe[0] = dvb_attach(cx22702_attach, &cxusb_cx22702_config, > - &adap->dev->i2c_adap)) != NULL) > + &adap->dev->i2c_adap)) != NULL) { > + adap->fe[0]->ops.ts_bus_ctrl = cxusb_medion_fe_ts_bus_ctrl; > return 0; > + } > > return -EIO; > } > @@ -1299,6 +1374,113 @@ static int bluebird_patch_dvico_firmware_download(struct usb_device *udev, > return -EINVAL; > } > > +int cxusb_medion_get(struct dvb_usb_device *dvbdev, > + enum cxusb_open_type open_type) > +{ > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + int ret = 0; > + > + mutex_lock(&cxdev->open_lock); > + > + BUG_ON(cxdev->open_type == CXUSB_NONE && cxdev->open_ctr != 0); > + > + if (cxdev->open_ctr == 0) { > + if (cxdev->open_type != open_type) { > + if (open_type == CXUSB_ANALOG) { > + /* switch to the digital mode, powerup, */ > + /* init DVB demod and enable its I2C gate */ > + ret = cxusb_medion_set_mode(dvbdev, true); > + if (ret != 0) { > + dev_warn(&dvbdev->udev->dev, > + "temporary digital switch " > + "failed (%d)\n", > + ret); > + ret = 0; > + } > + > + ret = cxusb_power_ctrl(dvbdev, 1); > + if (ret != 0) { > + dev_warn(&dvbdev->udev->dev, > + "powerup failed (%d)\n", > + ret); > + ret = 0; > + } > + > + if (dvbdev->adapter[0].fe[0] != NULL) { > + dvbdev->adapter[0].fe[0]-> > + ops.init( > + dvbdev-> > + adapter[0].fe[0]); > + > + dvbdev->adapter[0].fe[0]-> > + ops.i2c_gate_ctrl( > + dvbdev-> > + adapter[0].fe[0], 1); > + } else > + dev_warn(&dvbdev->udev->dev, > + "no way to enable I2C gate " > + "in DVB demod - expect " > + "tuning problems\n"); > + > + > + /* now we can switch to the analog mode */ > + ret = cxusb_medion_set_mode(dvbdev, false); > + if (ret != 0) > + goto ret_unlock; > + > + ret = cxusb_medion_analog_init(dvbdev); > + if (ret != 0) > + goto ret_unlock; > + } else { /* digital */ > + ret = cxusb_medion_set_mode(dvbdev, true); > + if (ret != 0) > + goto ret_unlock; > + > + ret = cxusb_power_ctrl(dvbdev, 0); > + if (ret != 0) { > + dev_warn(&dvbdev->udev->dev, > + "powerdown failed (%d)\n", > + ret); > + ret = 0; > + } > + } > + > + cxdev->open_type = open_type; > + } > + > + cxdev->open_ctr = 1; > + > + deb_info("acquire idle %s\n", open_type == CXUSB_ANALOG ? > + "analog" : "digital"); > + } else if (cxdev->open_type == open_type) { > + cxdev->open_ctr++; > + deb_info("acquire %s\n", open_type == CXUSB_ANALOG ? > + "analog" : "digital"); > + } else > + ret = -EBUSY; > + > +ret_unlock: > + mutex_unlock(&cxdev->open_lock); > + > + return ret; > +} > + > +void cxusb_medion_put(struct dvb_usb_device *dvbdev) > +{ > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + > + mutex_lock(&cxdev->open_lock); > + > + BUG_ON(cxdev->open_ctr < 1); > + > + cxdev->open_ctr--; > + > + deb_info("release %s\n", cxdev->open_type == CXUSB_ANALOG ? > + "analog" : "digital"); > + > + mutex_unlock(&cxdev->open_lock); > +} > + > /* DVB USB Driver stuff */ > static struct dvb_usb_device_properties cxusb_medion_properties; > static struct dvb_usb_device_properties cxusb_bluebird_lgh064f_properties; > @@ -1313,12 +1495,87 @@ static struct dvb_usb_device_properties cxusb_aver_a868r_properties; > static struct dvb_usb_device_properties cxusb_d680_dmb_properties; > static struct dvb_usb_device_properties cxusb_mygica_d689_properties; > > +static bool cxusb_medion_check_intf(struct usb_interface *intf) > +{ > + unsigned int ctr; > + bool found_iso = false; > + > + if (intf->num_altsetting < 2) { > + dev_err(intf->usb_dev, "no alternate interface"); > + return false; > + } > + > + for (ctr = 0; ctr < intf->num_altsetting && !found_iso; ctr++) > + if (intf->altsetting[ctr].desc.bAlternateSetting == 1) { > + unsigned int ctr2; > + for (ctr2 = 0; ctr2 < > + intf->altsetting[ctr].desc.bNumEndpoints > + ; ctr2++) > + if ((intf->altsetting[ctr].endpoint[ctr2]. > + desc.bEndpointAddress > + & USB_ENDPOINT_NUMBER_MASK) > + == 2) { > + if (intf->altsetting[ctr]. > + endpoint[ctr2].desc. > + bEndpointAddress > + & USB_DIR_IN && > + ((intf->altsetting[ctr]. > + endpoint[ctr2]. > + desc. > + bmAttributes > + & USB_ENDPOINT_XFERTYPE_MASK) == > + USB_ENDPOINT_XFER_ISOC)) { > + found_iso = true; > + break; > + } > + > + break; > + } > + > + break; > + } > + > + if (!found_iso) { > + dev_err(intf->usb_dev, "no iso interface"); > + return false; > + } > + > + return true; > +} > + > static int cxusb_probe(struct usb_interface *intf, > const struct usb_device_id *id) > { > + struct dvb_usb_device *dvbdev; > + int ret; > + > + /* Medion 95700 */ > if (0 == dvb_usb_device_init(intf, &cxusb_medion_properties, > - THIS_MODULE, NULL, adapter_nr) || > - 0 == dvb_usb_device_init(intf, &cxusb_bluebird_lgh064f_properties, > + THIS_MODULE, &dvbdev, adapter_nr)) { > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + > + cxdev->dvbdev = dvbdev; > + > + if (!cxusb_medion_check_intf(intf)) { > + ret = -ENODEV; > + goto ret_uninit; > + } > + > + cxdev->open_type = CXUSB_NONE; > + mutex_init(&cxdev->open_lock); > + > + cxusb_power_ctrl(dvbdev, 1); > + cxusb_medion_set_mode(dvbdev, false); > + > + ret = cxusb_medion_register_analog(dvbdev); > + if (ret != 0) > + goto ret_uninit; > + > + cxusb_medion_set_mode(dvbdev, true); > + cxusb_power_ctrl(dvbdev, 0); > + > + return 0; > + } else if (0 == dvb_usb_device_init(intf, &cxusb_bluebird_lgh064f_properties, > THIS_MODULE, NULL, adapter_nr) || > 0 == dvb_usb_device_init(intf, &cxusb_bluebird_dee1601_properties, > THIS_MODULE, NULL, adapter_nr) || > @@ -1335,7 +1592,7 @@ static int cxusb_probe(struct usb_interface *intf, > THIS_MODULE, NULL, adapter_nr) || > 0 == dvb_usb_device_init(intf, &cxusb_aver_a868r_properties, > THIS_MODULE, NULL, adapter_nr) || > - 0 == dvb_usb_device_init(intf, > + 0 == dvb_usb_device_init(intf, > &cxusb_bluebird_dualdig4_rev2_properties, > THIS_MODULE, NULL, adapter_nr) || > 0 == dvb_usb_device_init(intf, &cxusb_d680_dmb_properties, > @@ -1346,6 +1603,26 @@ static int cxusb_probe(struct usb_interface *intf, > return 0; > > return -EINVAL; > + > +ret_uninit: > + dvb_usb_device_exit(intf); > + > + return ret; > +} > + > +static void cxusb_disconnect(struct usb_interface *intf) > +{ > + struct dvb_usb_device *dvbdev = usb_get_intfdata(intf); > + > + /* Medion 95700 */ > + if (dvbdev->props.devices[0].warm_ids[0] == &cxusb_table[0]) { > + struct cxusb_medion_dev *cxdev = dvbdev->priv; > + > + cxusb_medion_unregister_analog(dvbdev); > + mutex_destroy(&cxdev->open_lock); > + } > + > + dvb_usb_device_exit(intf); > } > > static struct usb_device_id cxusb_table [] = { > @@ -1378,7 +1655,7 @@ static struct dvb_usb_device_properties cxusb_medion_properties = { > > .usb_ctrl = CYPRESS_FX2, > > - .size_of_priv = sizeof(struct cxusb_state), > + .size_of_priv = sizeof(struct cxusb_medion_dev), > > .num_adapters = 1, > .adapter = { > @@ -1984,7 +2261,7 @@ static struct dvb_usb_device_properties cxusb_mygica_d689_properties = { > static struct usb_driver cxusb_driver = { > .name = "dvb_usb_cxusb", > .probe = cxusb_probe, > - .disconnect = dvb_usb_device_exit, > + .disconnect = cxusb_disconnect, > .id_table = cxusb_table, > }; > > @@ -2012,6 +2289,7 @@ module_exit (cxusb_module_exit); > MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@xxxxxxx>"); > MODULE_AUTHOR("Michael Krufky <mkrufky@xxxxxxxxxxx>"); > MODULE_AUTHOR("Chris Pascoe <c.pascoe@xxxxxxxxxxxxxx>"); > +MODULE_AUTHOR("Maciej Szmigiero <mhej@xxxxx>"); > MODULE_DESCRIPTION("Driver for Conexant USB2.0 hybrid reference design"); > -MODULE_VERSION("1.0-alpha"); > +MODULE_VERSION("1.0-beta"); > MODULE_LICENSE("GPL"); > diff --git a/drivers/media/dvb/dvb-usb/cxusb.h b/drivers/media/dvb/dvb-usb/cxusb.h > index 1a51eaf..8c5399c 100644 > --- a/drivers/media/dvb/dvb-usb/cxusb.h > +++ b/drivers/media/dvb/dvb-usb/cxusb.h > @@ -1,9 +1,27 @@ > #ifndef _DVB_USB_CXUSB_H_ > #define _DVB_USB_CXUSB_H_ > > +#include <linux/spinlock.h> > +#include <linux/list.h> > +#include <linux/workqueue.h> > +#include <linux/usb.h> > + > +#include <media/v4l2-device.h> > +#include <media/v4l2-common.h> > +#include <media/v4l2-dev.h> > + > +#include <media/videobuf2-vmalloc.h> > + > #define DVB_USB_LOG_PREFIX "cxusb" > #include "dvb-usb.h" > > +#define CXUSB_VIDEO_URBS (5) > + > +#define CXUSB_VIDEO_PKT_SIZE 3030 > +#define CXUSB_VIDEO_MAX_FRAME_PKTS 346 > +#define CXUSB_VIDEO_MAX_FRAME_SIZE (CXUSB_VIDEO_MAX_FRAME_PKTS* \ > + CXUSB_VIDEO_PKT_SIZE) > + > /* usb commands - some of it are guesses, don't have a reference yet */ > #define CMD_BLUEBIRD_GPIO_RW 0x05 > > @@ -28,8 +46,119 @@ > #define CMD_ANALOG 0x50 > #define CMD_DIGITAL 0x51 > > +#define CXUSB_BT656_COMMON "\xff\x00\x00" > + > +#define CXUSB_FIELD_MASK (0x40) > +#define CXUSB_FIELD_1 (0) > +#define CXUSB_FIELD_2 (0x40) > + > +#define CXUSB_SEAV_MASK (0x10) > +#define CXUSB_SEAV_EAV (0x10) > +#define CXUSB_SEAV_SAV (0) > + > +#define CXUSB_VBI_MASK (0x20) > +#define CXUSB_VBI_ON (0x20) > +#define CXUSB_VBI_OFF (0) > + > struct cxusb_state { > u8 gpio_write_state[3]; > }; > > +enum cxusb_open_type { > + CXUSB_NONE, CXUSB_ANALOG, CXUSB_DIGITAL > +}; > + > +struct cxusb_medion_auxbuf { > + u8 *buf; > + unsigned int len; > + unsigned int paylen; > +}; > + > +enum cxusb_bt656_mode { > + NEW_FRAME, FIRST_FIELD, SECOND_FIELD > +}; > + > +enum cxusb_bt656_fmode { > + START_SEARCH, LINE_SAMPLES, VBI_SAMPLES > +}; > + > +struct cxusb_bt656_params { > + enum cxusb_bt656_mode mode; > + enum cxusb_bt656_fmode fmode; > + unsigned int pos; > + unsigned int line; > + unsigned int linesamples; > + u8 *buf; > +}; > + > +struct cxusb_medion_dev { > + /* has to be the first one */ > + struct cxusb_state state; > + struct dvb_usb_device *dvbdev; > + > + struct v4l2_device v4l2dev; > + struct v4l2_subdev *cx25840; > + struct v4l2_subdev *tuner; > + struct v4l2_subdev *tda9887; > + struct video_device *videodev; > + > + enum cxusb_open_type open_type; > + unsigned int open_ctr; > + struct mutex open_lock; > + > + struct vb2_queue videoqueue; > + struct file *streamingfh; > + u32 input; > + bool streaming; > + u32 width, height; > + bool raw_mode; > + struct cxusb_medion_auxbuf auxbuf; > + > + struct urb *streamurbs[CXUSB_VIDEO_URBS]; > + unsigned long urbcomplete; > + struct work_struct urbwork; > + unsigned int nexturb; > + > + struct cxusb_bt656_params bt656; > + struct cxusb_medion_vbuffer *vbuf; > + > + struct list_head buflist; > + > + struct completion v4l2_release, videodev_release; > +}; > + > +struct cxusb_medion_vbuffer { > + struct vb2_buffer vb2; > + struct list_head list; > +}; > + > +/* defines for "debug" module parameter */ > +#define CXUSB_DBG_RC (1 << 0) > +#define CXUSB_DBG_I2C (1 << 1) > +#define CXUSB_DBG_MISC (1 << 2) > +#define CXUSB_DBG_BT656 (1 << 3) > +#define CXUSB_DBG_URB (1 << 4) > +#define CXUSB_DBG_OPS (1 << 5) > +#define CXUSB_DBG_AUXB (1 << 6) > + > +extern int dvb_usb_cxusb_debug; > + > +#define cxusb_vprintk(dvbdev, lvl, ...) do { \ > + struct cxusb_medion_dev *_cxdev = (dvbdev)->priv; \ > + if (dvb_usb_cxusb_debug & CXUSB_DBG_##lvl) \ > + v4l2_printk(KERN_DEBUG, \ > + &_cxdev->v4l2dev, __VA_ARGS__); \ > + } while (0) > + > +int cxusb_ctrl_msg(struct dvb_usb_device *d, > + u8 cmd, u8 *wbuf, int wlen, u8 *rbuf, int rlen); > + > +int cxusb_medion_analog_init(struct dvb_usb_device *dvbdev); > +int cxusb_medion_register_analog(struct dvb_usb_device *dvbdev); > +void cxusb_medion_unregister_analog(struct dvb_usb_device *dvbdev); > + > +int cxusb_medion_get(struct dvb_usb_device *dvbdev, > + enum cxusb_open_type open_type); > +void cxusb_medion_put(struct dvb_usb_device *dvbdev); > + > #endif > diff --git a/drivers/media/video/cx25840/cx25840-core.c b/drivers/media/video/cx25840/cx25840-core.c > index b7ee2ae..d6f264b 100644 > --- a/drivers/media/video/cx25840/cx25840-core.c > +++ b/drivers/media/video/cx25840/cx25840-core.c > @@ -18,6 +18,9 @@ > * CX2388[578] IRQ handling, IO Pin mux configuration and other small fixes are > * Copyright (C) 2010 Andy Walls <awalls@xxxxxxxxxxxxxxxx> > * > + * CX2384x pin to pad mapping and output format configuration support are > + * Copyright (C) 2011 Maciej Szmigiero <mhej@xxxxx> > + * > * 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 > @@ -316,6 +319,277 @@ static int cx23885_s_io_pin_config(struct v4l2_subdev *sd, size_t n, > return 0; > } > > +static u8 cx25840_function_to_pad(u8 function) > +{ > + switch (function) { > + case CX25840_PAD_ACTIVE: > + return 1; > + > + case CX25840_PAD_VACTIVE: > + return 2; > + > + case CX25840_PAD_CBFLAG: > + return 3; > + > + case CX25840_PAD_VID_DATA_EXT0: > + return 4; > + > + case CX25840_PAD_VID_DATA_EXT1: > + return 5; > + > + case CX25840_PAD_GPO0: > + return 6; > + > + case CX25840_PAD_GPO1: > + return 7; > + > + case CX25840_PAD_GPO2: > + return 8; > + > + case CX25840_PAD_GPO3: > + return 9; > + > + case CX25840_PAD_IRQ_N: > + return 10; > + > + case CX25840_PAD_AC_SYNC: > + return 11; > + > + case CX25840_PAD_AC_SDOUT: > + return 12; > + > + case CX25840_PAD_PLL_CLK: > + return 13; > + > + case CX25840_PAD_VRESET: > + return 14; > + > + default: > + if (function != CX25840_PAD_DEFAULT) > + printk(KERN_ERR "cx25840: invalid function " > + "%u, assuming default\n", > + (unsigned int)function); > + return 0; > + } > +} > + > +static void cx25840_set_invert(u8 *pinctrl3, u8 *voutctrl4, u8 function, > + u8 pin, bool invert) > +{ > + if (function != CX25840_PAD_DEFAULT) > + switch (function) { > + case CX25840_PAD_IRQ_N: > + if (invert) > + *pinctrl3 &= ~2; > + else > + *pinctrl3 |= 2; > + break; > + > + case CX25840_PAD_ACTIVE: > + if (invert) > + *voutctrl4 |= (1 << 2); > + else > + *voutctrl4 &= ~(1 << 2); > + break; > + > + case CX25840_PAD_VACTIVE: > + if (invert) > + *voutctrl4 |= (1 << 5); > + else > + *voutctrl4 &= ~(1 << 5); > + break; > + > + case CX25840_PAD_CBFLAG: > + if (invert) > + *voutctrl4 |= (1 << 4); > + else > + *voutctrl4 &= ~(1 << 4); > + break; > + > + case CX25840_PAD_VRESET: > + if (invert) > + *voutctrl4 |= (1 << 0); > + else > + *voutctrl4 &= ~(1 << 0); > + break; > + > + default: > + break; > + } > + else > + switch (pin) { > + case CX25840_PIN_DVALID_PRGM0: > + if (invert) > + *voutctrl4 |= (1 << 6); > + else > + *voutctrl4 &= ~(1 << 6); > + break; > + > + case CX25840_PIN_FIELD_PRGM1: > + if (invert) > + *voutctrl4 |= (1 << 3); > + else > + *voutctrl4 &= ~(1 << 3); > + break; > + > + case CX25840_PIN_HRESET_PRGM2: > + if (invert) > + *voutctrl4 |= (1 << 1); > + else > + *voutctrl4 &= ~(1 << 1); > + break; > + > + case CX25840_PIN_VRESET_HCTL_PRGM3: > + if (invert) > + *voutctrl4 |= (1 << 0); > + else > + *voutctrl4 &= ~(1 << 0); > + break; > + > + default: > + break; > + } > +} > + > +#define CX25840_PIN(pin, enable_reg, enable_bit, config_reg, config_msb, strength_reg, strength_shift) \ > + case pin: \ > + if (p[i].flags & V4L2_SUBDEV_IO_PIN_DISABLE) \ > + pinctrl[enable_reg] &= ~(1 << enable_bit); \ > + else \ > + pinctrl[enable_reg] |= 1 << enable_bit; \ > +\ > + function = cx25840_function_to_pad(p[i].function); \ > +\ > + pinconf[config_reg] &= ~(config_msb ? 0xf0 : 0x0f); \ > + pinconf[config_reg] |= function << (config_msb ? 4 : 0); \ > +\ > + cx25840_set_invert(&(pinctrl[3]), &voutctrl4, function, pin, \ > + p[i].flags & V4L2_SUBDEV_IO_PIN_ACTIVE_LOW); \ > +\ > +\ > + if (pin == CX25840_PIN_CHIP_SEL_VIPCLK) \ > + break; \ > +\ > + pinctrl[strength_reg] &= ~(3 << strength_shift); \ > + switch (strength) { \ > + case CX25840_PIN_DRIVE_SLOW: \ > + pinctrl[strength_reg] |= (1 << strength_shift); \ > + break; \ > +\ > + case CX25840_PIN_DRIVE_MEDIUM: \ > + pinctrl[strength_reg] |= (0 << strength_shift); \ > + break; \ > +\ > + case CX25840_PIN_DRIVE_FAST: \ > + pinctrl[strength_reg] |= (2 << strength_shift); \ > + break; \ > + } \ > + break; > + > +static int cx25840_s_io_pin_config(struct v4l2_subdev *sd, size_t n, > + struct v4l2_subdev_io_pin_config *p) > +{ > + struct i2c_client *client = v4l2_get_subdevdata(sd); > + unsigned int i; > + u8 pinctrl[6], pinconf[10], voutctrl4; > + > + for (i = 0; i < 6; i++) > + pinctrl[i] = cx25840_read(client, 0x114 + i); > + > + for (i = 0; i < 10; i++) > + pinconf[i] = cx25840_read(client, 0x11c + i); > + > + voutctrl4 = cx25840_read(client, 0x407); > + > + for (i = 0; i < n; i++) { > + u8 function; > + u8 strength = p[i].strength; > + if (strength != CX25840_PIN_DRIVE_SLOW && > + strength != CX25840_PIN_DRIVE_MEDIUM && > + strength != CX25840_PIN_DRIVE_FAST) { > + > + dev_err(sd->v4l2_dev->dev, "cx25840: invalid drive speed for " > + "pin %u (%u), assuming fast\n", > + (unsigned int)(p[i].pin), > + (unsigned int)strength); > + > + strength = CX25840_PIN_DRIVE_FAST; > + } > + > + switch (p[i].pin) { > + CX25840_PIN(CX25840_PIN_DVALID_PRGM0, > + 0, 6, 3, 0, 4, 2); > + CX25840_PIN(CX25840_PIN_FIELD_PRGM1, > + 0, 7, 3, 1, 4, 2); > + CX25840_PIN(CX25840_PIN_HRESET_PRGM2, > + 1, 0, 4, 0, 4, 2); > + CX25840_PIN(CX25840_PIN_VRESET_HCTL_PRGM3, > + 1, 1, 4, 1, 5, 0); > + CX25840_PIN(CX25840_PIN_IRQ_N_PRGM4, > + 0, 3, 1, 1, 5, 0); > + CX25840_PIN(CX25840_PIN_IR_RX_PRGM5, > + 0, 4, 2, 0, 5, 0); > + CX25840_PIN(CX25840_PIN_IR_TX_PRGM6, > + 0, 5, 2, 1, 5, 0); > + CX25840_PIN(CX25840_PIN_GPIO0_PRGM8, > + 0, 0, 0, 0, 5, 0); > + CX25840_PIN(CX25840_PIN_GPIO1_PRGM9, > + 0, 1, 0, 1, 5, 0); > + CX25840_PIN(CX25840_PIN_CHIP_SEL_VIPCLK, > + 0, 2, 1, 0, 0, 0); > + > + case CX25840_PIN_PLL_CLK_PRGM7: > + if (p[i].flags & V4L2_SUBDEV_IO_PIN_DISABLE) > + pinctrl[2] &= ~(1 << 2); > + else > + pinctrl[2] |= 1 << 2; > + > + switch (p[i].function) { > + case CX25840_PAD_XTI_X5_DLL: > + pinconf[6] = 0; > + break; > + > + case CX25840_PAD_AUX_PLL: > + pinconf[6] = 1; > + break; > + > + case CX25840_PAD_VID_PLL: > + pinconf[6] = 5; > + break; > + > + case CX25840_PAD_XTI: > + pinconf[6] = 2; > + break; > + > + default: > + pinconf[6] = 3; > + pinconf[6] |= > + cx25840_function_to_pad( > + p[i].function) << 4; > + } > + > + break; > + > + default: > + dev_err(sd->v4l2_dev->dev, > + "cx25840: invalid pin %u\n", > + (unsigned int)(p[i].pin)); > + break; > + } > + } > + > + cx25840_write(client, 0x407, voutctrl4); > + > + for (i = 0; i < 6; i++) > + cx25840_write(client, 0x114 + i, pinctrl[i]); > + > + for (i = 0; i < 10; i++) > + cx25840_write(client, 0x11c + i, pinconf[i]); > + > + return 0; > +} > +#undef CX25840_PIN > + > static int common_s_io_pin_config(struct v4l2_subdev *sd, size_t n, > struct v4l2_subdev_io_pin_config *pincfg) > { > @@ -323,6 +597,8 @@ static int common_s_io_pin_config(struct v4l2_subdev *sd, size_t n, > > if (is_cx2388x(state)) > return cx23885_s_io_pin_config(sd, n, pincfg); > + else if (is_cx2584x(state)) > + return cx25840_s_io_pin_config(sd, n, pincfg); > return 0; > } > > @@ -453,6 +729,20 @@ static void cx25840_initialize(struct i2c_client *client) > /* (re)set input */ > set_input(client, state->vid_input, state->aud_input); > > + /* set datasheet video output defaults */ > + cx25840_vconfig(client, CX25840_VCONFIG_FMT_BT656| > + CX25840_VCONFIG_RES_8BIT| > + CX25840_VCONFIG_VBIRAW_DISABLED| > + CX25840_VCONFIG_ANCDATA_ENABLED| > + CX25840_VCONFIG_TASKBIT_ONE| > + CX25840_VCONFIG_ACTIVE_HORIZONTAL| > + CX25840_VCONFIG_VALID_NORMAL| > + CX25840_VCONFIG_HRESETW_NORMAL| > + CX25840_VCONFIG_CLKGATE_NONE| > + CX25840_VCONFIG_DCMODE_DWORDS| > + CX25840_VCONFIG_IDID0S_NORMAL| > + CX25840_VCONFIG_VIPCLAMP_DISABLED); > + > /* start microcontroller */ > cx25840_and_or(client, 0x803, ~0x10, 0x10); > } > @@ -1174,7 +1464,9 @@ static int cx25840_s_mbus_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt > Hsrc = (cx25840_read(client, 0x472) & 0x3f) << 4; > Hsrc |= (cx25840_read(client, 0x471) & 0xf0) >> 4; > > - Vlines = fmt->height + (is_50Hz ? 4 : 7); > + Vlines = fmt->height; > + if (!is_cx2584x(state)) > + Vlines += is_50Hz ? 4 : 7; > > if ((fmt->width * 16 < Hsrc) || (Hsrc < fmt->width) || > (Vlines * 8 < Vsrc) || (Vsrc < Vlines)) { > @@ -1403,6 +1695,112 @@ static void log_audio_status(struct i2c_client *client) > } > } > > +#define CX25480_VCONFIG_OPTION(option_mask) \ > + if (config_in & option_mask) { \ > + state->vid_config &= ~(option_mask); \ > + state->vid_config |= config_in & option_mask; \ > + } \ > + > +#define CX25480_VCONFIG_SET_BIT(optionmask, reg, bit, oneval) \ > + if (state->vid_config & optionmask) { \ > + if ((state->vid_config & optionmask) == \ > + oneval) \ > + voutctrl[reg] |= 1 << bit; \ > + else \ > + voutctrl[reg] &= ~(1 << bit); \ > + } \ > + > +int cx25840_vconfig(struct i2c_client *client, u32 config_in) > +{ > + struct cx25840_state *state = to_state(i2c_get_clientdata(client)); > + u8 voutctrl[3]; > + unsigned int i; > + > + /* apply incoming options to curent state */ > + CX25480_VCONFIG_OPTION(CX25840_VCONFIG_FMT_MASK); > + CX25480_VCONFIG_OPTION(CX25840_VCONFIG_RES_MASK); > + CX25480_VCONFIG_OPTION(CX25840_VCONFIG_VBIRAW_MASK); > + CX25480_VCONFIG_OPTION(CX25840_VCONFIG_ANCDATA_MASK); > + CX25480_VCONFIG_OPTION(CX25840_VCONFIG_TASKBIT_MASK); > + CX25480_VCONFIG_OPTION(CX25840_VCONFIG_ACTIVE_MASK); > + CX25480_VCONFIG_OPTION(CX25840_VCONFIG_VALID_MASK); > + CX25480_VCONFIG_OPTION(CX25840_VCONFIG_HRESETW_MASK); > + CX25480_VCONFIG_OPTION(CX25840_VCONFIG_CLKGATE_MASK); > + CX25480_VCONFIG_OPTION(CX25840_VCONFIG_DCMODE_MASK); > + CX25480_VCONFIG_OPTION(CX25840_VCONFIG_IDID0S_MASK); > + CX25480_VCONFIG_OPTION(CX25840_VCONFIG_VIPCLAMP_MASK); > + > + for (i = 0; i < 3; i++) > + voutctrl[i] = cx25840_read(client, 0x404 + i); > + > + /* apply state to hardware regs */ > + if (state->vid_config & CX25840_VCONFIG_FMT_MASK) > + voutctrl[0] &= ~(3); > + switch (state->vid_config & CX25840_VCONFIG_FMT_MASK) { > + case CX25840_VCONFIG_FMT_BT656: > + voutctrl[0] |= 1; > + break; > + > + case CX25840_VCONFIG_FMT_VIP11: > + voutctrl[0] |= 2; > + break; > + > + case CX25840_VCONFIG_FMT_VIP2: > + voutctrl[0] |= 3; > + break; > + > + case CX25840_VCONFIG_FMT_BT601: /* zero */ > + default: > + break; > + } > + > + CX25480_VCONFIG_SET_BIT(CX25840_VCONFIG_RES_MASK, 0, 2, > + CX25840_VCONFIG_RES_10BIT); > + CX25480_VCONFIG_SET_BIT(CX25840_VCONFIG_VBIRAW_MASK, 0, 3, > + CX25840_VCONFIG_VBIRAW_ENABLED); > + CX25480_VCONFIG_SET_BIT(CX25840_VCONFIG_ANCDATA_MASK, 0, 4, > + CX25840_VCONFIG_ANCDATA_ENABLED); > + CX25480_VCONFIG_SET_BIT(CX25840_VCONFIG_TASKBIT_MASK, 0, 5, > + CX25840_VCONFIG_TASKBIT_ONE); > + CX25480_VCONFIG_SET_BIT(CX25840_VCONFIG_ACTIVE_MASK, 1, 2, > + CX25840_VCONFIG_ACTIVE_HORIZONTAL); > + CX25480_VCONFIG_SET_BIT(CX25840_VCONFIG_VALID_MASK, 1, 3, > + CX25840_VCONFIG_VALID_ANDACTIVE); > + CX25480_VCONFIG_SET_BIT(CX25840_VCONFIG_HRESETW_MASK, 1, 4, > + CX25840_VCONFIG_HRESETW_PIXCLK); > + > + if (state->vid_config & CX25840_VCONFIG_CLKGATE_MASK) > + voutctrl[1] &= ~(3 << 6); > + switch (state->vid_config & CX25840_VCONFIG_CLKGATE_MASK) { > + case CX25840_VCONFIG_CLKGATE_VALID: > + voutctrl[1] |= 2; > + break; > + > + case CX25840_VCONFIG_CLKGATE_VALIDACTIVE: > + voutctrl[1] |= 3; > + break; > + > + case CX25840_VCONFIG_CLKGATE_NONE: /* zero */ > + default: > + break; > + } > + > + > + CX25480_VCONFIG_SET_BIT(CX25840_VCONFIG_DCMODE_MASK, 2, 0, > + CX25840_VCONFIG_DCMODE_BYTES); > + CX25480_VCONFIG_SET_BIT(CX25840_VCONFIG_IDID0S_MASK, 2, 1, > + CX25840_VCONFIG_IDID0S_LINECNT); > + CX25480_VCONFIG_SET_BIT(CX25840_VCONFIG_VIPCLAMP_MASK, 2, 4, > + CX25840_VCONFIG_VIPCLAMP_ENABLED); > + > + for (i = 0; i < 3; i++) > + cx25840_write(client, 0x404 + i, voutctrl[i]); > + > + return 0; > +} > +#undef CX25480_VCONFIG_SET_BIT > +#undef CX25480_VCONFIG_OPTION > + > /* ----------------------------------------------------------------------- */ > > /* This load_fw operation must be called to load the driver's firmware. > @@ -1546,6 +1944,9 @@ static int cx25840_s_video_routing(struct v4l2_subdev *sd, > struct cx25840_state *state = to_state(sd); > struct i2c_client *client = v4l2_get_subdevdata(sd); > > + if (is_cx2584x(state)) > + cx25840_vconfig(client, config); > + > return set_input(client, input, state->aud_input); > } > > @@ -1877,7 +2278,7 @@ static int cx25840_probe(struct i2c_client *client, > u16 device_id; > > /* Check if the adapter supports the needed features */ > - if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) > + if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) > return -EIO; > > v4l_dbg(1, cx25840_debug, client, "detecting cx25840 client on address 0x%x\n", client->addr << 1); > diff --git a/drivers/media/video/cx25840/cx25840-core.h b/drivers/media/video/cx25840/cx25840-core.h > index bd4ada2..c9136cd 100644 > --- a/drivers/media/video/cx25840/cx25840-core.h > +++ b/drivers/media/video/cx25840/cx25840-core.h > @@ -42,6 +42,7 @@ struct cx25840_state { > int radio; > v4l2_std_id std; > enum cx25840_video_input vid_input; > + u32 vid_config; > enum cx25840_audio_input aud_input; > u32 audclk_freq; > int audmode; > @@ -70,6 +71,14 @@ static inline bool is_cx2583x(struct cx25840_state *state) > state->id == V4L2_IDENT_CX25837; > } > > +static inline bool is_cx2584x(struct cx25840_state *state) > +{ > + return state->id == V4L2_IDENT_CX25840 || > + state->id == V4L2_IDENT_CX25841 || > + state->id == V4L2_IDENT_CX25842 || > + state->id == V4L2_IDENT_CX25843; > +} > + > static inline bool is_cx231xx(struct cx25840_state *state) > { > return state->id == V4L2_IDENT_CX2310X_AV; > @@ -107,6 +116,7 @@ int cx25840_and_or(struct i2c_client *client, u16 addr, unsigned mask, u8 value) > int cx25840_and_or4(struct i2c_client *client, u16 addr, u32 and_mask, > u32 or_value); > void cx25840_std_setup(struct i2c_client *client); > +int cx25840_vconfig(struct i2c_client *client, u32 config_in); > > /* ----------------------------------------------------------------------- */ > /* cx25850-firmware.c */ > diff --git a/drivers/media/video/cx25840/cx25840-vbi.c b/drivers/media/video/cx25840/cx25840-vbi.c > index 64a4004..462cccc 100644 > --- a/drivers/media/video/cx25840/cx25840-vbi.c > +++ b/drivers/media/video/cx25840/cx25840-vbi.c > @@ -97,9 +97,20 @@ int cx25840_g_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format * > int i; > > memset(svbi, 0, sizeof(*svbi)); > + > /* we're done if raw VBI is active */ > - if ((cx25840_read(client, 0x404) & 0x10) == 0) > - return 0; > + if (is_cx2584x(state)) { > + if ((state->vid_config & CX25840_VCONFIG_VBIRAW_MASK) == > + CX25840_VCONFIG_VBIRAW_ENABLED) > + return 0; > + } else /* this seems to be wrong - 0x10 is an ancillary data bit, > + * not an raw VBI bit (which is 0x08 in datasheet) > + * what this actually does is check if ancillary data > + * insertion is disabled (can be enabled for other reasons > + * than sliced VBI; for example for audio sampling) > + */ > + if ((cx25840_read(client, 0x404) & 0x10) == 0) > + return 0; > > if (is_pal) { > for (i = 7; i <= 23; i++) { > @@ -135,7 +146,22 @@ int cx25840_s_raw_fmt(struct v4l2_subdev *sd, struct v4l2_vbi_format *fmt) > > /* VBI Offset */ > cx25840_write(client, 0x47f, vbi_offset); > - cx25840_write(client, 0x404, 0x2e); > + > + if (is_cx2584x(state)) > + /* Im not sure if VBI code should switch output format to > + * VIP 1.1, resolution to 10bit and disable ancillary data > + * but this is what orginal code (bellow for non-cx254x > + * chips) does. Likely this will break hw which relies > + * on ancillary data to capture audio (like Medion 95700) > + */ > + cx25840_vconfig(client, CX25840_VCONFIG_FMT_VIP11| > + CX25840_VCONFIG_RES_10BIT| > + CX25840_VCONFIG_VBIRAW_ENABLED| > + CX25840_VCONFIG_ANCDATA_DISABLED| > + CX25840_VCONFIG_TASKBIT_ONE); > + else > + cx25840_write(client, 0x404, 0x2e); > + > return 0; > } > > @@ -155,8 +181,20 @@ int cx25840_s_sliced_fmt(struct v4l2_subdev *sd, struct v4l2_sliced_vbi_format * > cx25840_std_setup(client); > > /* Sliced VBI */ > - cx25840_write(client, 0x404, 0x32); /* Ancillary data */ > - cx25840_write(client, 0x406, 0x13); > + if (is_cx2584x(state)) /* see comment in cx25840_s_raw_fmt() */ > + cx25840_vconfig(client, CX25840_VCONFIG_FMT_VIP11| > + CX25840_VCONFIG_RES_8BIT| > + CX25840_VCONFIG_VBIRAW_DISABLED| > + CX25840_VCONFIG_ANCDATA_ENABLED| > + CX25840_VCONFIG_TASKBIT_ONE| > + CX25840_VCONFIG_DCMODE_BYTES| > + CX25840_VCONFIG_IDID0S_LINECNT| > + CX25840_VCONFIG_VIPCLAMP_ENABLED); > + else { > + cx25840_write(client, 0x404, 0x32); /* Ancillary data */ > + cx25840_write(client, 0x406, 0x13); > + } > + > cx25840_write(client, 0x47f, vbi_offset); > > if (is_pal) { > diff --git a/include/media/cx25840.h b/include/media/cx25840.h > index 46d1a14..9e56a36 100644 > --- a/include/media/cx25840.h > +++ b/include/media/cx25840.h > @@ -87,6 +87,70 @@ enum cx25840_video_input { > CX25840_COMPONENT_ON = 0x80000200, > }; > > +/* arguments to video s_routing config param */ > +#define CX25840_VCONFIG_FMT_SHIFT 0 > +#define CX25840_VCONFIG_FMT_MASK 7 > +#define CX25840_VCONFIG_FMT_BT601 1 > +#define CX25840_VCONFIG_FMT_BT656 2 > +#define CX25840_VCONFIG_FMT_VIP11 3 > +#define CX25840_VCONFIG_FMT_VIP2 4 > + > +#define CX25840_VCONFIG_RES_SHIFT 3 > +#define CX25840_VCONFIG_RES_MASK (3 << 3) > +#define CX25840_VCONFIG_RES_8BIT (1 << 3) > +#define CX25840_VCONFIG_RES_10BIT (2 << 3) > + > +#define CX25840_VCONFIG_VBIRAW_SHIFT 5 > +#define CX25840_VCONFIG_VBIRAW_MASK (3 << 5) > +#define CX25840_VCONFIG_VBIRAW_DISABLED (1 << 5) > +#define CX25840_VCONFIG_VBIRAW_ENABLED (2 << 5) > + > +#define CX25840_VCONFIG_ANCDATA_SHIFT 7 > +#define CX25840_VCONFIG_ANCDATA_MASK (3 << 7) > +#define CX25840_VCONFIG_ANCDATA_DISABLED (1 << 7) > +#define CX25840_VCONFIG_ANCDATA_ENABLED (2 << 7) > + > +#define CX25840_VCONFIG_TASKBIT_SHIFT 9 > +#define CX25840_VCONFIG_TASKBIT_MASK (3 << 9) > +#define CX25840_VCONFIG_TASKBIT_ZERO (1 << 9) > +#define CX25840_VCONFIG_TASKBIT_ONE (2 << 9) > + > +#define CX25840_VCONFIG_ACTIVE_SHIFT 11 > +#define CX25840_VCONFIG_ACTIVE_MASK (3 << 11) > +#define CX25840_VCONFIG_ACTIVE_COMPOSITE (1 << 11) > +#define CX25840_VCONFIG_ACTIVE_HORIZONTAL (2 << 11) > + > +#define CX25840_VCONFIG_VALID_SHIFT 13 > +#define CX25840_VCONFIG_VALID_MASK (3 << 13) > +#define CX25840_VCONFIG_VALID_NORMAL (1 << 13) > +#define CX25840_VCONFIG_VALID_ANDACTIVE (2 << 13) > + > +#define CX25840_VCONFIG_HRESETW_SHIFT 15 > +#define CX25840_VCONFIG_HRESETW_MASK (3 << 15) > +#define CX25840_VCONFIG_HRESETW_NORMAL (1 << 15) > +#define CX25840_VCONFIG_HRESETW_PIXCLK (2 << 15) > + > +#define CX25840_VCONFIG_CLKGATE_SHIFT 17 > +#define CX25840_VCONFIG_CLKGATE_MASK (3 << 17) > +#define CX25840_VCONFIG_CLKGATE_NONE (1 << 17) > +#define CX25840_VCONFIG_CLKGATE_VALID (2 << 17) > +#define CX25840_VCONFIG_CLKGATE_VALIDACTIVE (3 << 17) > + > +#define CX25840_VCONFIG_DCMODE_SHIFT 19 > +#define CX25840_VCONFIG_DCMODE_MASK (3 << 19) > +#define CX25840_VCONFIG_DCMODE_DWORDS (1 << 19) > +#define CX25840_VCONFIG_DCMODE_BYTES (2 << 19) > + > +#define CX25840_VCONFIG_IDID0S_SHIFT 21 > +#define CX25840_VCONFIG_IDID0S_MASK (3 << 21) > +#define CX25840_VCONFIG_IDID0S_NORMAL (1 << 21) > +#define CX25840_VCONFIG_IDID0S_LINECNT (2 << 21) > + > +#define CX25840_VCONFIG_VIPCLAMP_SHIFT 23 > +#define CX25840_VCONFIG_VIPCLAMP_MASK (3 << 23) > +#define CX25840_VCONFIG_VIPCLAMP_ENABLED (1 << 23) > +#define CX25840_VCONFIG_VIPCLAMP_DISABLED (2 << 23) > + > enum cx25840_audio_input { > /* Audio inputs: serial or In4-In8 */ > CX25840_AUDIO_SERIAL, > > > -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
