On 01/24/2012 04:03 AM, Alan Stern wrote:
On Mon, 23 Jan 2012, Paul Zimmerman wrote:
You don't need to wait for the hardware to complete the transfer. You
just need to be sure the completion callbacks are called with an
appropriate error code before usb_ep_disable() returns. You can arrange
for the DWC3 driver to handle the hardware completions later when/if
they happen.
But you do need to wait until the hardware has finished accessing the
data buffers.
Exactly. We have to wait until the hardware released the data buffer it
has been assigned.
Alan Stern
Sebastian
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