linux-kernel - Re: [PATCH V3] dmaengine: qcom-bam: Process multiple pending descriptors

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Date:   Mon, 21 Aug 2017 14:54:21 -0500
From:   Andy Gross <andy.gross@...aro.org>
To:     Sricharan R <sricharan@...eaurora.org>
Cc:     absahu@...eaurora.org, vinod.koul@...el.com,
        david.brown@...aro.org, dan.j.williams@...el.com,
        linux-arm-msm@...r.kernel.org, linux-soc@...r.kernel.org,
        dmaengine@...r.kernel.org, linux-kernel@...r.kernel.org,
        dmaengine-owner@...r.kernel.org, stanimir.varbanov@...aro.org,
        architt@...eaurora.org
Subject: Re: [PATCH V3] dmaengine: qcom-bam: Process multiple pending
 descriptors

On Mon, Aug 21, 2017 at 05:28:30PM +0530, Sricharan R wrote:

<snip>


>         |DES 0| |DESC 1   |DESC 2 + INT |
>         ------  -------   --------------
> 				|
> 				|
>           		      (INT)
> 			      (CB for 0, 1, 2)
> 
> 		MTD_SPEEDTEST READ PAGE: 3860 KiB/s
> 		MTD_SPEEDTEST WRITE PAGE: 2837 KiB/s
> 		IOZONE READ: 2677 KB/s
> 		IOZONE WRITE: 1308 KB/s
> 
> 	bam dma interrupts (after tests): 58806
> 
> Signed-off-by: Sricharan R <sricharan@...eaurora.org>
> Tested-by: Abhishek Sahu <absahu@...eaurora.org>

Reviewed-by: Andy Gross <andy.gross@...aro.org>