Messages in this thread | | | Subject | Re: [PATCH] bluetooth: serdev: hci_ll: Wait for CTS instead of using msleep | From | Marcel Holtmann <> | Date | Sun, 3 Dec 2017 20:24:04 +0100 |
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Hi David,
> When a TI Bluetooth chip is reset, it takes about 100ms for the RTS line of > the chip to deassert. For my use case with a TI CC2560A chip, this delay > was not long enough and caused the local UART to never transmit at all (TI > AM1808 SoC UART2). > > We can wait for the CTS signal using serdev_device_wait_for_cts() instead > of trying to guess using msleep(). > > Also changed the comment to be more informative while we are touching this > code. > > Signed-off-by: David Lechner <david@lechnology.com> > --- > drivers/bluetooth/hci_ll.c | 8 ++++++-- > 1 file changed, 6 insertions(+), 2 deletions(-)
patch has been applied to bluetooth-next tree.
Regards
Marcel
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