usb/dwc2/gadget.c

730 	u32 mps = hs_ep->ep.maxpacket;
740 	/* Interrupt OUT EP with mps not multiple of 4 */
742 		if (usb_endpoint_xfer_int(ep_desc) && !dir_in && (mps % 4))
743 			maxsize = mps * MAX_DMA_DESC_NUM_GENERIC;
758  * Control In/Bulk/Interrupt - multiple of mps. This will allow to not
760  * Interrupt OUT - if mps not multiple of 4 then a single packet corresponds
768 	u32 mps = hs_ep->ep.maxpacket;
773 		desc_size = mps;
787 		/* Round down desc_size to be mps multiple */
788 		desc_size -= desc_size % mps;
791 	/* Interrupt OUT EP with mps not multiple of 4 */
793 		if (usb_endpoint_xfer_int(ep_desc) && !dir_in && (mps % 4)) {
794 			desc_size = mps;
808 	u32 mps = hs_ep->ep.maxpacket;
841 				(*desc)->status |= (len % mps) ? DEV_DMA_SHORT :
1151 		u32 mps = hs_ep->ep.maxpacket;
1156 				length = mps;
1157 			else if (length % mps)
1158 				length += (mps - (length % mps));
1434 	/* Don't queue ISOC request if length greater than mps*mc */
1453 			dev_err(hs->dev, "ISOC OUT: wrong length %d (mps=%d)\n",
2352 	u32 mps = hs_ep->ep.maxpacket;
2358 	/* Interrupt OUT EP with mps not multiple of 4 */
2360 		if (usb_endpoint_xfer_int(ep_desc) && !dir_in && (mps % 4))
2361 			bytes_rem_correction = 4 - (mps % 4);
2550  * @mps: The maximum packet size in bytes.
2552 static u32 dwc2_hsotg_ep0_mps(unsigned int mps)
2554 	switch (mps) {
2574  * @mps: The maximum packet size in bytes
2582 					unsigned int ep, unsigned int mps,
2593 		u32 mps_bytes = mps;
2596 		mps = dwc2_hsotg_ep0_mps(mps_bytes);
2597 		if (mps > 3)
2602 		if (mps > 1024)
2607 		hs_ep->ep.maxpacket = mps;
2613 		reg |= mps;
2618 		reg |= mps;
2625 	dev_err(hsotg->dev, "ep%d: bad mps of %d\n", ep, mps);
4023 	u32 mps;
4033 		"%s: ep %s: a 0x%02x, attr 0x%02x, mps 0x%04x, intr %d\n",
4050 	mps = usb_endpoint_maxp(desc);
4096 	epctrl |= DXEPCTL_MPS(mps);
4105 	dwc2_hsotg_set_ep_maxpacket(hsotg, hs_ep->index, mps, mc, dir_in);