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tune usb irq (dwc3) based on usb function

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This among other things greatly increases tethering performance.

Bug: 202103325
Test: tput improved
(synced from commit f9e02b98b8243d2db566df16d4e763250ac9efaf)

Change-Id: I19b22d748352eb04bc27d85c0f69fa2571b63d53
This commit is contained in:
Ray Chi 2022-01-11 18:30:46 +08:00 • committed by TreeHugger Robot
parent cac15c0134
commit a872edb528
4 changed files with 29 additions and 0 deletions
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6
usb/UsbGadget.cpp
View file

@ -390,6 +390,12 @@ Return<void> UsbGadget::setCurrentUsbFunctions(uint64_t functions,
goto error;
}
if (functions & GadgetFunction::NCM) {
SetProperty("vendor.usb.dwc3_irq", "big");
} else {
SetProperty("vendor.usb.dwc3_irq", "medium");
}
ALOGI("Usb Gadget setcurrent functions called successfully");
return Void();