From mboxrd@z Thu Jan  1 00:00:00 1970
From: LW@KARO-electronics.de (Lothar =?UTF-8?B?V2HDn21hbm4=?=)
Date: Mon, 20 Jan 2014 15:09:02 +0100
Subject: [PATCH v2] dma: imx-sdma: clarify firmare not found warning
In-Reply-To: <20140120123849.GC15937@n2100.arm.linux.org.uk>
References: <1390212438-6855-1-git-send-email-s.hauer@pengutronix.de>
 <20140120122840.36520f37@ipc1.ka-ro>
 <20140120123627.1147f252@ipc1.ka-ro>
 <20140120123849.GC15937@n2100.arm.linux.org.uk>
Message-ID: <20140120150902.207b9d66@ipc1.ka-ro>
To: linux-arm-kernel@lists.infradead.org
List-Id: linux-arm-kernel.lists.infradead.org

Hi,

Russell King - ARM Linux wrote:
> On Mon, Jan 20, 2014 at 12:36:27PM +0100, Lothar Wa?mann wrote:
> > In case user space firmware loading support (CONFIG_FW_LOADER) is
> > enabled, this message may still be inadequate, since the firmware may
> > very well be loaded lateron.
> 
> I haven't worked out whether that's actually possible - I saw no way to
> re-trigger the firmware request, and once the firmware request expires,
> there seems to be no way for userspace to say "okay, the firmware is now
> available, please load it".
> 
I can confirm that it does work, since I'm using it.
I have the following in my /etc/init.d/mdev.sh script:
|        [ "$VERBOSE" = no ] || echo -n "Triggering firmware load"
|        for dir in $(find /sys/class/firmware/ -type l);do
|            echo add > "$dir/uevent"
|        done


Lothar
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