usb: dwc3: gadget: always start isochronous aligned to dep->interval (f62afb49) · Commits · 戴 / test

drivers/usb/dwc3/gadget.c

+5 −10

Original line number	Diff line number	Diff line
		@@ -27,6 +27,9 @@
		#include "gadget.h"
		#include "io.h"

		#define DWC3_ALIGN_FRAME(d) (((d)->frame_number + (d)->interval) \
		& ~((d)->interval - 1))

		/**
		* dwc3_gadget_set_test_mode - enables usb2 test modes
		* @dwc: pointer to our context structure
		@@ -1267,11 +1270,7 @@ static void __dwc3_gadget_start_isoc(struct dwc3_ep *dep)
		return;
		}

		/*
		* Schedule the first trb for one interval in the future or at
		* least 4 microframes.
		*/
		dep->frame_number += max_t(u32, 4, dep->interval);
		dep->frame_number = DWC3_ALIGN_FRAME(dep);
		__dwc3_gadget_kick_transfer(dep);
		}

		@@ -2377,11 +2376,7 @@ static void dwc3_gadget_ep_cleanup_completed_requests(struct dwc3_ep *dep,
		static void dwc3_gadget_endpoint_frame_from_event(struct dwc3_ep *dep,
		const struct dwc3_event_depevt *event)
		{
		u32 cur_uf, mask;

		mask = ~(dep->interval - 1);
		cur_uf = event->parameters & mask;
		dep->frame_number = cur_uf;
		dep->frame_number = event->parameters;
		}

		static void dwc3_gadget_endpoint_transfer_in_progress(struct dwc3_ep *dep,