Merge "usb: dwc3: Avoid CLR block DB if run/stop is cleared" (3148d29a) · Commits · e / devices / android_kernel_fairphone_FP5

drivers/usb/dwc3/dwc3-msm.c

+9 −0

Original line number	Diff line number	Diff line
		@@ -1673,6 +1673,7 @@ static void gsi_set_clear_dbell(struct usb_ep *ep,
		struct dwc3 *dwc = dep->dwc;
		struct dwc3_msm *mdwc = dev_get_drvdata(dwc->dev->parent);

		dbg_log_string("block_db(%d)", block_db);
		dwc3_msm_write_reg_field(mdwc->base, GSI_GENERAL_CFG_REG(mdwc->gsi_reg),
		BLOCK_GSI_WR_GO_MASK, block_db);
		}
		@@ -1807,6 +1808,14 @@ int usb_gsi_ep_op(struct usb_ep ep, void op_data, enum gsi_ep_op op)
		break;
		case GSI_EP_OP_SET_CLR_BLOCK_DBL:
		block_db = ((bool )op_data);
		spin_lock_irqsave(&dwc->lock, flags);
		if (!dwc->pullups_connected && !block_db) {
		dbg_log_string("No Pullup\n");
		spin_unlock_irqrestore(&dwc->lock, flags);
		return -ESHUTDOWN;
		}

		spin_unlock_irqrestore(&dwc->lock, flags);
		gsi_set_clear_dbell(ep, block_db);
		break;
		case GSI_EP_OP_CHECK_FOR_SUSPEND: