netdev - Re: [PATCH v3] net: ethernet: ti: cpdma: switch to use genalloc

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Message-Id: <20160629.041911.971288115210875782.davem@davemloft.net>
Date:	Wed, 29 Jun 2016 04:19:11 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	grygorii.strashko@...com
Cc:	netdev@...r.kernel.org, mugunthanvnm@...com, nsekhar@...com,
	linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org,
	ivan.khoronzhuk@...aro.org, lsorense@...lub.uwaterloo.ca,
	afzal.mohd.ma@...il.com
Subject: Re: [PATCH v3] net: ethernet: ti: cpdma: switch to use genalloc

From: Grygorii Strashko <grygorii.strashko@...com>
Date: Mon, 27 Jun 2016 12:05:11 +0300

> TI CPDMA currently uses a bitmap for tracking descriptors alloactions
> allocations, but The genalloc already handles the same and can be used
> as with special memory (SRAM) as with DMA cherent memory chank
> (dma_alloc_coherent()). Hence, switch to using genalloc and add
> desc_num property for each channel for limitation of max number of
> allowed descriptors for each CPDMA channel. This patch do not affect
> on net throuput.
> 
> Acked-by: Mugunthan V N <mugunthanvnm@...com>
> Tested-by: Ivan Khoronzhuk <ivan.khoronzhuk@...aro.org>
> Signed-off-by: Grygorii Strashko <grygorii.strashko@...com>

Applied, thanks.