usb: dwc2: Update dwc2_handle_incomplete_isoc_in() function
Disabled only that ISOC endpoints,for which interrupt bit was set in the DAINTMSK register. This will allow to minimize incomplete ISOC IN interrupt handling. Acked-by: John Youn <johnyoun@synopsys.com> Signed-off-by: Razmik Karapetyan <razmik@synopsys.com> Signed-off-by: Minas Harutyunyan <hminas@synopsys.com> Signed-off-by: Grigor Tovmasyan <tovmasya@synopsys.com> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
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@ -3412,14 +3412,21 @@ static void dwc2_gadget_handle_incomplete_isoc_in(struct dwc2_hsotg *hsotg)
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{
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struct dwc2_hsotg_ep *hs_ep;
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u32 epctrl;
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u32 daintmsk;
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u32 idx;
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dev_dbg(hsotg->dev, "Incomplete isoc in interrupt received:\n");
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daintmsk = dwc2_readl(hsotg->regs + DAINTMSK);
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for (idx = 1; idx <= hsotg->num_of_eps; idx++) {
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hs_ep = hsotg->eps_in[idx];
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/* Proceed only unmasked ISOC EPs */
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if (!hs_ep->isochronous || (BIT(idx) & ~daintmsk))
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continue;
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epctrl = dwc2_readl(hsotg->regs + DIEPCTL(idx));
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if ((epctrl & DXEPCTL_EPENA) && hs_ep->isochronous &&
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if ((epctrl & DXEPCTL_EPENA) &&
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dwc2_gadget_target_frame_elapsed(hs_ep)) {
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epctrl |= DXEPCTL_SNAK;
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epctrl |= DXEPCTL_EPDIS;
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