From: Mugunthan V N <mugunthanvnm@ti.com>
To: Grygorii Strashko <grygorii.strashko@ti.com>,
"David S. Miller" <davem@davemloft.net>,
netdev@vger.kernel.org
Cc: Sekhar Nori <nsekhar@ti.com>,
linux-kernel@vger.kernel.org, linux-omap@vger.kernel.org,
Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
Subject: Re: [PATCH] net: ethernet: ti: cpdma: switch to use genalloc
Date: Fri, 24 Jun 2016 11:33:31 +0530 [thread overview]
Message-ID: <576CCD33.80806@ti.com> (raw)
In-Reply-To: <20160623123620.11681-1-grygorii.strashko@ti.com>
On Thursday 23 June 2016 06:06 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.
>
> Cc: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
> Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Acked-by: Mugunthan V N <mugunthanvnm@ti.com>
Regards
Mugunthan V N
WARNING: multiple messages have this Message-ID (diff)
From: Mugunthan V N <mugunthanvnm@ti.com>
To: Grygorii Strashko <grygorii.strashko@ti.com>,
"David S. Miller" <davem@davemloft.net>, <netdev@vger.kernel.org>
Cc: Sekhar Nori <nsekhar@ti.com>, <linux-kernel@vger.kernel.org>,
<linux-omap@vger.kernel.org>,
Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
Subject: Re: [PATCH] net: ethernet: ti: cpdma: switch to use genalloc
Date: Fri, 24 Jun 2016 11:33:31 +0530 [thread overview]
Message-ID: <576CCD33.80806@ti.com> (raw)
In-Reply-To: <20160623123620.11681-1-grygorii.strashko@ti.com>
On Thursday 23 June 2016 06:06 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.
>
> Cc: Ivan Khoronzhuk <ivan.khoronzhuk@linaro.org>
> Signed-off-by: Grygorii Strashko <grygorii.strashko@ti.com>
Acked-by: Mugunthan V N <mugunthanvnm@ti.com>
Regards
Mugunthan V N
next prev parent reply other threads:[~2016-06-24 6:03 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-23 12:36 [PATCH] net: ethernet: ti: cpdma: switch to use genalloc Grygorii Strashko
2016-06-23 12:36 ` Grygorii Strashko
2016-06-23 12:56 ` Ivan Khoronzhuk
2016-06-24 6:05 ` Mugunthan V N
2016-06-24 6:05 ` Mugunthan V N
2016-06-24 11:57 ` Afzal Mohammed
2016-06-24 16:15 ` Lennart Sorensen
2016-06-24 16:58 ` Grygorii Strashko
2016-06-24 16:58 ` Grygorii Strashko
2016-06-24 18:39 ` Lennart Sorensen
2016-06-25 8:33 ` Afzal Mohammed
2016-06-23 13:17 ` ivan.khoronzhuk
2016-06-24 6:03 ` Mugunthan V N [this message]
2016-06-24 6:03 ` Mugunthan V N
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