usb: dwc3: gadget: Ignore Update Transfer cmd params

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The controller doesn't check for Update Transfer command parameters
DEPCMDPAR{0,1,2}. Writing to these registers is unnecessary. Ignoring
this improves performance slightly by removing the register write
delay.

Signed-off-by: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
Link: https://lore.kernel.org/r/997d9ebf38c6bba920d4ee77bd8c77bf81978a55.1638240306.git.Thinh.Nguyen@synopsys.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Thinh Nguyen 2021-11-29 18:53:16 -08:00 • committed by Greg Kroah-Hartman

parent bc27117c7c

commit a02a26eb0a

1 changed files with 11 additions and 3 deletions

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drivers/usb/dwc3/gadget.c

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