From: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Date: Tue, 14 Feb 2012 10:37:21 +0000 (+0100)
Subject: usb: renesas: fix scheduling in atomic context bug
X-Git-Tag: v3.4-rc1~184^2~22^2~39^2~23
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6e4b74e4690dd03b5664fa4895c3db0607d64742;p=pandora-kernel.git

usb: renesas: fix scheduling in atomic context bug

The current renesas_usbhs driver triggers

BUG: scheduling while atomic: ksoftirqd/0/3/0x00000102

with enabled CONFIG_DEBUG_ATOMIC_SLEEP, by submitting DMA transfers from
an atomic (tasklet) context, which is not supported by the shdma dmaengine
driver. Fix it by switching to a work.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Felipe Balbi <balbi@ti.com>
---

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