Messages in this thread | | | Date | Thu, 27 Sep 2012 21:11:19 +0530 | Subject | Re: [PATCH 3/3] DMA: PL330: Balance module remove function with probe | From | Inderpal Singh <> |
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On 27 September 2012 15:18, Vinod Koul <vinod.koul@linux.intel.com> wrote: > On Wed, 2012-09-26 at 12:11 +0530, Inderpal Singh wrote: >> If we fail pl330_remove while some client is queued, the force unload >> will fail and the >> force unload will lose its purpose. >> How about conditionally DMA_TERMINATE_ALL and free resources like >> below ? > Why would you want to remove the driver when it is doing something > useful? You have to ensure driver is not doing anything. > > What is point here? > As mentioned by jassi, if the pl330 module is forced unloaded while some client is queued, we have to manually do DMA_TERMINATE_ALL.
If failing remove is a better option in case some client is queued, we can do away with DMA_TERMINATE_ALL and free_chan_resources and simply return a suitable error code from remove.
Kindly suggest.
Thanks, Inder
> -- > ~Vinod >
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