diff options
author | Michael Krufky <mkrufky@kernellabs.com> | 2011-09-06 09:31:57 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-09-06 14:21:42 -0300 |
commit | 77eed219fed5a913f59329cc846420fdeab0150f (patch) | |
tree | abcbcb0a970fb7b81efb11e229151adce78e166b /drivers/media/dvb/dvb-usb/dvb-usb-init.c | |
parent | 4c66c9205c0788e18eb09d482461aa2f551ee046 (diff) | |
download | op-kernel-dev-77eed219fed5a913f59329cc846420fdeab0150f.zip op-kernel-dev-77eed219fed5a913f59329cc846420fdeab0150f.tar.gz |
[media] dvb-usb: refactor MFE code for individual streaming config per frontend
refactor MFE code to allow for individual streaming configuration
for each frontend
Signed-off-by: Michael Krufky <mkrufky@kernellabs.com>
Reviewed-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb/dvb-usb/dvb-usb-init.c')
-rw-r--r-- | drivers/media/dvb/dvb-usb/dvb-usb-init.c | 39 |
1 files changed, 25 insertions, 14 deletions
diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-init.c b/drivers/media/dvb/dvb-usb/dvb-usb-init.c index f9af348..169196e 100644 --- a/drivers/media/dvb/dvb-usb/dvb-usb-init.c +++ b/drivers/media/dvb/dvb-usb/dvb-usb-init.c @@ -29,7 +29,7 @@ MODULE_PARM_DESC(force_pid_filter_usage, "force all dvb-usb-devices to use a PID static int dvb_usb_adapter_init(struct dvb_usb_device *d, short *adapter_nrs) { struct dvb_usb_adapter *adap; - int ret, n; + int ret, n, o; for (n = 0; n < d->props.num_adapters; n++) { adap = &d->adapter[n]; @@ -38,31 +38,42 @@ static int dvb_usb_adapter_init(struct dvb_usb_device *d, short *adapter_nrs) memcpy(&adap->props, &d->props.adapter[n], sizeof(struct dvb_usb_adapter_properties)); + for (o = 0; o < adap->props.num_frontends; o++) { + struct dvb_usb_adapter_fe_properties *props = &adap->props.fe[o]; /* speed - when running at FULL speed we need a HW PID filter */ - if (d->udev->speed == USB_SPEED_FULL && !(adap->props.caps & DVB_USB_ADAP_HAS_PID_FILTER)) { + if (d->udev->speed == USB_SPEED_FULL && !(props->caps & DVB_USB_ADAP_HAS_PID_FILTER)) { err("This USB2.0 device cannot be run on a USB1.1 port. (it lacks a hardware PID filter)"); return -ENODEV; } - if ((d->udev->speed == USB_SPEED_FULL && adap->props.caps & DVB_USB_ADAP_HAS_PID_FILTER) || - (adap->props.caps & DVB_USB_ADAP_NEED_PID_FILTERING)) { - info("will use the device's hardware PID filter (table count: %d).", adap->props.pid_filter_count); - adap->pid_filtering = 1; - adap->max_feed_count = adap->props.pid_filter_count; + if ((d->udev->speed == USB_SPEED_FULL && props->caps & DVB_USB_ADAP_HAS_PID_FILTER) || + (props->caps & DVB_USB_ADAP_NEED_PID_FILTERING)) { + info("will use the device's hardware PID filter (table count: %d).", props->pid_filter_count); + adap->fe_adap[o].pid_filtering = 1; + adap->fe_adap[o].max_feed_count = props->pid_filter_count; } else { info("will pass the complete MPEG2 transport stream to the software demuxer."); - adap->pid_filtering = 0; - adap->max_feed_count = 255; + adap->fe_adap[o].pid_filtering = 0; + adap->fe_adap[o].max_feed_count = 255; } - if (!adap->pid_filtering && + if (!adap->fe_adap[o].pid_filtering && dvb_usb_force_pid_filter_usage && - adap->props.caps & DVB_USB_ADAP_HAS_PID_FILTER) { + props->caps & DVB_USB_ADAP_HAS_PID_FILTER) { info("pid filter enabled by module option."); - adap->pid_filtering = 1; - adap->max_feed_count = adap->props.pid_filter_count; + adap->fe_adap[o].pid_filtering = 1; + adap->fe_adap[o].max_feed_count = props->pid_filter_count; } + if (props->size_of_priv > 0) { + adap->fe_adap[o].priv = kzalloc(props->size_of_priv, GFP_KERNEL); + if (adap->fe_adap[o].priv == NULL) { + err("no memory for priv for adapter %d fe %d.", n, o); + return -ENOMEM; + } + } + } + if (adap->props.size_of_priv > 0) { adap->priv = kzalloc(adap->props.size_of_priv, GFP_KERNEL); if (adap->priv == NULL) { @@ -78,7 +89,7 @@ static int dvb_usb_adapter_init(struct dvb_usb_device *d, short *adapter_nrs) } /* use exclusive FE lock if there is multiple shared FEs */ - if (adap->fe[1]) + if (adap->fe_adap[1].fe) adap->dvb_adap.mfe_shared = 1; d->num_adapters_initialized++; |