usb: dwc3: gadget: conditionally disable Link State change events
Link State Change events are only needed for debugging and to apply certain workarounds on known errata. Let's save a few cycles by disabling these events completely on working revisions of the core. Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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15b8d9332b
Коммит
799e9dc829
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@ -1537,11 +1537,13 @@ static void dwc3_gadget_enable_irq(struct dwc3 *dwc)
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DWC3_DEVTEN_CMDCMPLTEN |
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DWC3_DEVTEN_ERRTICERREN |
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DWC3_DEVTEN_WKUPEVTEN |
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DWC3_DEVTEN_ULSTCNGEN |
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DWC3_DEVTEN_CONNECTDONEEN |
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DWC3_DEVTEN_USBRSTEN |
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DWC3_DEVTEN_DISCONNEVTEN);
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if (dwc->revision < DWC3_REVISION_250A)
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reg |= DWC3_DEVTEN_ULSTCNGEN;
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dwc3_writel(dwc->regs, DWC3_DEVTEN, reg);
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}
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