linux-kernel - Re: [PATCH v2] net: ethernet: ti: cpdma: switch to use genalloc

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Message-ID: <5770E6F9.2010809@ti.com>
Date:	Mon, 27 Jun 2016 14:12:33 +0530
From:	Mugunthan V N <mugunthanvnm@...com>
To:	Grygorii Strashko <grygorii.strashko@...com>,
	"David S. Miller" <davem@...emloft.net>, <netdev@...r.kernel.org>
CC:	Sekhar Nori <nsekhar@...com>, <linux-kernel@...r.kernel.org>,
	<linux-omap@...r.kernel.org>,
	Ivan Khoronzhuk <ivan.khoronzhuk@...aro.org>
Subject: Re: [PATCH v2] net: ethernet: ti: cpdma: switch to use genalloc

On Friday 24 June 2016 05:13 PM, Grygorii Strashko wrote:
> 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.
> 
> Tested-by: Ivan Khoronzhuk <ivan.khoronzhuk@...aro.org> 
> Signed-off-by: Grygorii Strashko <grygorii.strashko@...com>

Acked-by: Mugunthan V N <mugunthanvnm@...com>

Regards
Mugunthan V N