From: Antti Palosaari Date: Wed, 6 Jun 2012 18:01:32 +0000 (-0300) Subject: [media] dvb_usb_v2: remove usb_clear_halt() X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=96ffea88cddd9bd873a03a7c8c65d015a9d56490;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git [media] dvb_usb_v2: remove usb_clear_halt() Calling usb_clear_halt() during device init is not correct. 2 of 7 AF9015 devices I have timeouts next USB control message after usb_clear_halt(). It was originally performed between tuner_attach() and rc_query() and likely not causing problems since rc_query() is repeated continously. None could see it when first rc_query() failed... Secondly it was not called for .generic_bulk_ctrl_endpoint_response. Signed-off-by: Antti Palosaari Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/dvb/dvb-usb/dvb_usb_init.c b/drivers/media/dvb/dvb-usb/dvb_usb_init.c index d7a6efc9a52e..581be9d990a0 100644 --- a/drivers/media/dvb/dvb-usb/dvb_usb_init.c +++ b/drivers/media/dvb/dvb-usb/dvb_usb_init.c @@ -145,17 +145,6 @@ static int dvb_usb_adapter_init(struct dvb_usb_device *d) d->state |= DVB_USB_STATE_DVB; } - /* - * when reloading the driver w/o replugging the device - * sometimes a timeout occures, this helps - */ - if (d->props.generic_bulk_ctrl_endpoint != 0) { - usb_clear_halt(d->udev, usb_sndbulkpipe(d->udev, - d->props.generic_bulk_ctrl_endpoint)); - usb_clear_halt(d->udev, usb_rcvbulkpipe(d->udev, - d->props.generic_bulk_ctrl_endpoint)); - } - return 0; err: pr_debug("%s: failed=%d\n", __func__, ret); @@ -177,7 +166,6 @@ static int dvb_usb_adapter_exit(struct dvb_usb_device *d) return 0; } - /* general initialization functions */ static int dvb_usb_exit(struct dvb_usb_device *d) {