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Unverified Commit 6d9dd879 authored by Yoshihiro Shimoda's avatar Yoshihiro Shimoda Committed by Harsh Shandilya
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usb: renesas_usbhs: disable TX IRQ before starting TX DMAC transfer



commit 6490865c67825277b29638e839850882600b48ec upstream.

This patch adds a code to surely disable TX IRQ of the pipe before
starting TX DMAC transfer. Otherwise, a lot of unnecessary TX IRQs
may happen in rare cases when DMAC is used.

Fixes: e73a9891 ("usb: renesas_usbhs: add DMAEngine support")
Cc: <stable@vger.kernel.org> # v3.1+
Signed-off-by: default avatarYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: default avatarFelipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: default avatarWilly Tarreau <w@1wt.eu>
parent ed93497e
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