From: Russell King <rmk+kernel@arm.linux.org.uk>
Date: Thu, 17 May 2012 17:23:38 +0000 (+0100)
Subject: dmaengine: PL08x: remove runtime PM support
X-Git-Tag: v3.6-rc1~13^2^2~31
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b843441a4c13281823cbd06128b0265fc80f985c;p=pandora-kernel.git

dmaengine: PL08x: remove runtime PM support

The runtime PM support conflicts with the generic AMBA bus PM, and also
causes a potential deadlock with the PL011 driver as it results in
interrupts being enabled beneath a spinlock.

I don't presently see any solution to this other than by removing the
runtime PM support entirely from the DMA engine driver.  Alternative
suggestions welcome.

Acked-by: Linus Walleij <linus.walleij@linaro.org>
Tested-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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