linux-kernel - Re: [PATCH 1/2] dma: imx-sdma: use module_platform

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Message-ID: <53DF471D.70407@mentor.com>
Date:	Mon, 4 Aug 2014 14:11:01 +0530
From:	Vignesh Raman <Vignesh_Raman@...tor.com>
To:	Vinod Koul <vinod.koul@...el.com>
CC:	<dan.j.williams@...el.com>, <dmaengine@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <Jiada_Wang@...tor.com>
Subject: Re: [PATCH 1/2] dma: imx-sdma: use module_platform_driver for SDMA
 driver

On Thursday 31 July 2014 05:30 PM, Vinod Koul wrote:
> On Wed, Jul 30, 2014 at 06:41:14PM +0530, Vignesh Raman wrote:
>> Currently there is no module_exit declared in SDMA driver, so that once
>> sdma module is inserted, it's shown with permanent attribute by lsmod,
>> and it can't be removed.
>> Use module_platform_driver to register/unregister SDMA driver and modify
>> SDMA's remove operation, to make SDMA driver possible to be removed.
> where is this bit below?
> 
I'm not clear with your question. Are you asking about the unregister
SDMA driver function? It is done by dma_async_device_unregister.

Regards,
Vignesh.
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