usb: dwc3: Check controller type before setting speed

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DWC_usb3 speed can only be set up to SuperSpeed. Limit the setting to
SuperSpeed only should the value be higher. Otherwise, the controller
will read an invalid speed value and set the device to an incorrect
speed.

Signed-off-by: Thinh Nguyen <thinhn@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>

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Thinh Nguyen 2018-03-16 15:35:57 -07:00 • committed by Felipe Balbi

parent 80b776340c

commit 2f3090c6a8

1 changed files with 4 additions and 1 deletions

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5

drivers/usb/dwc3/gadget.c

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