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USB RNDIS-DMA Performance



Hi all,

  My hardware is AM335x.

 PSP_04.06.00.07 with RNDIS-DMA is 83.7 Mb/sec,  but PSP_04.06.00.08 is 69 Mb/sec. And I tested the newest arago kernel, it's much more worse.

  Why? please help.

  http://processors.wiki.ti.com/index.php/AM335x-PSP_04.06.00.08_Features_and_Performance_Guide#USB_RNDIS-DMA_Performance

  http://processors.wiki.ti.com/index.php/AM335x-PSP_04.06.00.07_Features_and_Performance_Guide#USB_RNDIS-DMA_Performance

  thanks.