Re: [PATCH] dmaengine: omap-dma: Enable burst and data pack for SG

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, Sep 16, 2016 at 01:53:15PM +0300, Peter Ujfalusi wrote:
> From: Misael Lopez Cruz <misael.lopez@xxxxxx>
> 
> Enable the burst and data pack modes for the scatter-gather
> in order to improve the throughput of the data transfers.
> 
> The improvement has been verified with MMC HS200 mode in
> the DRA72 EVM using the iozone tool to compare the read
> throughput (in kB/s) with and without burst/pack for
> different reclens (in kB).
> 
>                               With
>     reclen    Baseline   sDMA burst/pack
>     ------    --------   ---------------
>        64       46568         50820
>       128       57564         63413
>       256       65634         74937
>       512       72427         83483
>      1024       74563         84504
>      2048       76265         86079
>      4096       78045         87335
>      8192       78989         88154
>     16384       81265         91034

Applied, thanks

-- 
~Vinod
--
To unsubscribe from this list: send the line "unsubscribe linux-omap" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux Arm (vger)]     [ARM Kernel]     [ARM MSM]     [Linux Tegra]     [Linux WPAN Networking]     [Linux Wireless Networking]     [Maemo Users]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite Trails]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux