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| /rk3399_rockchip-uboot/drivers/usb/gadget/ |
| H A D | storage_common.c | a61b9434cd619f5be45e26309a17f369420dd070 Mon Jan 13 07:29:02 UTC 2020 Frank Wang <frank.wang@rock-chips.com> usb: gadget: amend usb download req buffer to 256K
Through contrast test, the use of 256K buffer can improve the
download speed than 128K buffer about 14% for USB2 and 27% for USB3.
The statistics on RK3328-EVB as below:
Buffer USB2.0 USB3.0
128K 21MB/S 30MB/S
256K 24MB/S 38MB/S
Change-Id: I3b040ed225b212196fc5ca677a4fce240ad290f3
Signed-off-by: Frank Wang <frank.wang@rock-chips.com>
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