[media] radio-keene: add delay in order to settle hardware
It was found by trial and error testing that at least 11 ms delay is needed before first I/O, otherwise device will skip given command. Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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@ -382,6 +382,8 @@ static int usb_keene_probe(struct usb_interface *intf,
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video_set_drvdata(&radio->vdev, radio);
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set_bit(V4L2_FL_USE_FH_PRIO, &radio->vdev.flags);
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/* at least 11ms is needed in order to settle hardware */
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msleep(20);
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keene_cmd_main(radio, 95.16 * FREQ_MUL, false);
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retval = video_register_device(&radio->vdev, VFL_TYPE_RADIO, -1);
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