81 	uint16_t mps;         /* Max ep pkt size */
202 		LOG_DBG("\n  EP %d registers:    DIEPCTL : 0x%x    DIEPINT : "  in usb_dw_reg_dump()
216 static uint8_t usb_dw_ep_is_valid(uint8_t ep)  in usb_dw_ep_is_valid()  argument
218 	uint8_t ep_idx = USB_EP_GET_IDX(ep);  in usb_dw_ep_is_valid()
220 	/* Check if ep enabled */  in usb_dw_ep_is_valid()
221 	if ((USB_EP_DIR_IS_OUT(ep)) && ep_idx < USB_DW_OUT_EP_NUM) {  in usb_dw_ep_is_valid()
223 	} else if ((USB_EP_DIR_IS_IN(ep)) && ep_idx < USB_DW_IN_EP_NUM) {  in usb_dw_ep_is_valid()
230 static uint8_t usb_dw_ep_is_enabled(uint8_t ep)  in usb_dw_ep_is_enabled()  argument
232 	uint8_t ep_idx = USB_EP_GET_IDX(ep);  in usb_dw_ep_is_enabled()
234 	/* Check if ep enabled */  in usb_dw_ep_is_enabled()
235 	if ((USB_EP_DIR_IS_OUT(ep)) &&  in usb_dw_ep_is_enabled()
238 	} else if ((USB_EP_DIR_IS_IN(ep)) &&  in usb_dw_ep_is_enabled()
293 static void usb_dw_flush_tx_fifo(int ep)  in usb_dw_flush_tx_fifo()  argument
296 	int fnum = usb_dw_ctrl.in_ep_ctrl[ep].fifo_num;  in usb_dw_flush_tx_fifo()
303 static int usb_dw_tx_fifo_avail(int ep)  in usb_dw_tx_fifo_avail()  argument
307 	return base->in_ep[ep].dtxfsts & USB_DWC2_DTXFSTS_INEPTXFSPCAVAIL_MASK;  in usb_dw_tx_fifo_avail()
311 static int usb_dw_set_fifo(uint8_t ep)  in usb_dw_set_fifo()  argument
314 	int ep_idx = USB_EP_GET_IDX(ep);  in usb_dw_set_fifo()
359 static int usb_dw_ep_set(uint8_t ep,  in usb_dw_ep_set()  argument
364 	uint8_t ep_idx = USB_EP_GET_IDX(ep);  in usb_dw_ep_set()
366 	LOG_DBG("%s ep %x, mps %d, type %d", __func__, ep, ep_mps, ep_type);  in usb_dw_ep_set()
368 	if (USB_EP_DIR_IS_OUT(ep)) {  in usb_dw_ep_set()
402 		/* Set max packet size for EP */  in usb_dw_ep_set()
435 	if (USB_EP_DIR_IS_IN(ep)) {  in usb_dw_ep_set()
436 		int ret = usb_dw_set_fifo(ep);  in usb_dw_ep_set()
446 static void usb_dw_prep_rx(const uint8_t ep, uint8_t setup)  in usb_dw_prep_rx()  argument
449 	enum usb_dw_out_ep_idx ep_idx = USB_EP_GET_IDX(ep);  in usb_dw_prep_rx()
452 	/* Set max RX size to EP mps so we get an interrupt  in usb_dw_prep_rx()
460 	/* Clear NAK and enable ep */  in usb_dw_prep_rx()
467 	LOG_DBG("USB OUT EP%d armed", ep_idx);  in usb_dw_prep_rx()
470 static int usb_dw_tx(uint8_t ep, const uint8_t *const data,  in usb_dw_tx()  argument
474 	enum usb_dw_in_ep_idx ep_idx = USB_EP_GET_IDX(ep);  in usb_dw_tx()
494 		LOG_ERR("USB IN EP%d no space available, DTXFSTS %x", ep_idx,  in usb_dw_tx()
501 	 * we force available fifo size to be a multiple of ep mps in order to  in usb_dw_tx()
510 		/* Get max packet size and packet count for ep */  in usb_dw_tx()
529 			LOG_WRN("USB IN EP%d len too big (%d->%d)", ep_idx,  in usb_dw_tx()
543 			LOG_WRN("USB IN EP%d pkt count too big (%d->%d)",  in usb_dw_tx()
557 	/* Clear NAK and enable ep */  in usb_dw_tx()
588 	LOG_DBG("USB IN EP%d write %u bytes", ep_idx, data_len);  in usb_dw_tx()
596 	uint8_t ep;  in usb_dw_init()  local
624 	for (ep = 0U; ep < USB_DW_OUT_EP_NUM; ep++) {  in usb_dw_init()
625 		base->out_ep[ep].doepctl = USB_DWC2_DEPCTL_SNAK;  in usb_dw_init()
669 	/* enable global EP interrupts */  in usb_dw_handle_reset()
709 	LOG_DBG("USB OUT EP%u: RX_FLVL status %u, size %u",  in usb_dw_int_rx_flvl_handler()
748 			/* Read IN EP interrupt status */  in usb_dw_int_iep_handler()
752 			/* Clear IN EP interrupts */  in usb_dw_int_iep_handler()
755 			LOG_DBG("USB IN EP%u interrupt status: 0x%x",  in usb_dw_int_iep_handler()
781 			/* Read OUT EP interrupt status */  in usb_dw_int_oep_handler()
785 			/* Clear OUT EP interrupts */  in usb_dw_int_oep_handler()
788 			LOG_DBG("USB OUT EP%u interrupt status: 0x%x\n",  in usb_dw_int_oep_handler()
849 			/* IN EP interrupt */  in usb_dw_isr_handler()
943 	LOG_DBG("ep %x, mps %d, type %d", cfg->ep_addr, cfg->ep_mps,  in usb_dc_ep_check_cap()
971 	uint8_t ep;  in usb_dc_ep_configure()  local
977 	ep = ep_cfg->ep_addr;  in usb_dc_ep_configure()
979 	if (!usb_dw_ctrl.attached || !usb_dw_ep_is_valid(ep)) {  in usb_dc_ep_configure()
980 		LOG_ERR("Not attached / Invalid endpoint: EP 0x%x", ep);  in usb_dc_ep_configure()
984 	usb_dw_ep_set(ep, ep_cfg->ep_mps, ep_cfg->ep_type);  in usb_dc_ep_configure()
989 int usb_dc_ep_set_stall(const uint8_t ep)  in usb_dc_ep_set_stall()  argument
992 	uint8_t ep_idx = USB_EP_GET_IDX(ep);  in usb_dc_ep_set_stall()
994 	if (!usb_dw_ctrl.attached || !usb_dw_ep_is_valid(ep)) {  in usb_dc_ep_set_stall()
995 		LOG_ERR("Not attached / Invalid endpoint: EP 0x%x", ep);  in usb_dc_ep_set_stall()
999 	if (USB_EP_DIR_IS_OUT(ep)) {  in usb_dc_ep_set_stall()
1008 int usb_dc_ep_clear_stall(const uint8_t ep)  in usb_dc_ep_clear_stall()  argument
1011 	uint8_t ep_idx = USB_EP_GET_IDX(ep);  in usb_dc_ep_clear_stall()
1013 	if (!usb_dw_ctrl.attached || !usb_dw_ep_is_valid(ep)) {  in usb_dc_ep_clear_stall()
1014 		LOG_ERR("Not attached / Invalid endpoint: EP 0x%x", ep);  in usb_dc_ep_clear_stall()
1023 	if (USB_EP_DIR_IS_OUT(ep)) {  in usb_dc_ep_clear_stall()
1032 int usb_dc_ep_halt(const uint8_t ep)  in usb_dc_ep_halt()  argument
1035 	uint8_t ep_idx = USB_EP_GET_IDX(ep);  in usb_dc_ep_halt()
1038 	if (!usb_dw_ctrl.attached || !usb_dw_ep_is_valid(ep)) {  in usb_dc_ep_halt()
1039 		LOG_ERR("Not attached / Invalid endpoint: EP 0x%x", ep);  in usb_dc_ep_halt()
1045 		usb_dc_ep_set_stall(ep);  in usb_dc_ep_halt()
1047 		if (USB_EP_DIR_IS_OUT(ep)) {  in usb_dc_ep_halt()
1064 int usb_dc_ep_is_stalled(const uint8_t ep, uint8_t *const stalled)  in usb_dc_ep_is_stalled()  argument
1067 	uint8_t ep_idx = USB_EP_GET_IDX(ep);  in usb_dc_ep_is_stalled()
1069 	if (!usb_dw_ctrl.attached || !usb_dw_ep_is_valid(ep)) {  in usb_dc_ep_is_stalled()
1070 		LOG_ERR("Not attached / Invalid endpoint: EP 0x%x", ep);  in usb_dc_ep_is_stalled()
1079 	if (USB_EP_DIR_IS_OUT(ep)) {  in usb_dc_ep_is_stalled()
1092 int usb_dc_ep_enable(const uint8_t ep)  in usb_dc_ep_enable()  argument
1095 	uint8_t ep_idx = USB_EP_GET_IDX(ep);  in usb_dc_ep_enable()
1097 	if (!usb_dw_ctrl.attached || !usb_dw_ep_is_valid(ep)) {  in usb_dc_ep_enable()
1098 		LOG_ERR("Not attached / Invalid endpoint: EP 0x%x", ep);  in usb_dc_ep_enable()
1102 	/* enable EP interrupts */  in usb_dc_ep_enable()
1103 	if (USB_EP_DIR_IS_OUT(ep)) {  in usb_dc_ep_enable()
1109 	/* Activate Ep */  in usb_dc_ep_enable()
1110 	if (USB_EP_DIR_IS_OUT(ep)) {  in usb_dc_ep_enable()
1118 	if (USB_EP_DIR_IS_OUT(ep) &&  in usb_dc_ep_enable()
1121 		usb_dw_prep_rx(ep, 0);  in usb_dc_ep_enable()
1127 int usb_dc_ep_disable(const uint8_t ep)  in usb_dc_ep_disable()  argument
1130 	uint8_t ep_idx = USB_EP_GET_IDX(ep);  in usb_dc_ep_disable()
1132 	if (!usb_dw_ctrl.attached || !usb_dw_ep_is_valid(ep)) {  in usb_dc_ep_disable()
1133 		LOG_ERR("Not attached / Invalid endpoint: EP 0x%x", ep);  in usb_dc_ep_disable()
1137 	/* Disable EP interrupts */  in usb_dc_ep_disable()
1138 	if (USB_EP_DIR_IS_OUT(ep)) {  in usb_dc_ep_disable()
1147 	/* De-activate, disable and set NAK for Ep */  in usb_dc_ep_disable()
1148 	if (USB_EP_DIR_IS_OUT(ep)) {  in usb_dc_ep_disable()
1165 int usb_dc_ep_flush(const uint8_t ep)  in usb_dc_ep_flush()  argument
1168 	uint8_t ep_idx = USB_EP_GET_IDX(ep);  in usb_dc_ep_flush()
1171 	if (!usb_dw_ctrl.attached || !usb_dw_ep_is_valid(ep)) {  in usb_dc_ep_flush()
1172 		LOG_ERR("Not attached / Invalid endpoint: EP 0x%x", ep);  in usb_dc_ep_flush()
1176 	if (USB_EP_DIR_IS_OUT(ep)) {  in usb_dc_ep_flush()
1177 		/* RX FIFO is global and cannot be flushed per EP */  in usb_dc_ep_flush()
1198 int usb_dc_ep_write(const uint8_t ep, const uint8_t *const data,  in usb_dc_ep_write()  argument
1203 	if (!usb_dw_ctrl.attached || !usb_dw_ep_is_valid(ep)) {  in usb_dc_ep_write()
1204 		LOG_ERR("Not attached / Invalid endpoint: EP 0x%x", ep);  in usb_dc_ep_write()
1208 	/* Check if IN ep */  in usb_dc_ep_write()
1209 	if (USB_EP_GET_DIR(ep) != USB_EP_DIR_IN) {  in usb_dc_ep_write()
1213 	/* Check if ep enabled */  in usb_dc_ep_write()
1214 	if (!usb_dw_ep_is_enabled(ep)) {  in usb_dc_ep_write()
1218 	ret = usb_dw_tx(ep, data, data_len);  in usb_dc_ep_write()
1230 int usb_dc_ep_read_wait(uint8_t ep, uint8_t *data, uint32_t max_data_len,  in usb_dc_ep_read_wait()  argument
1234 	uint8_t ep_idx = USB_EP_GET_IDX(ep);  in usb_dc_ep_read_wait()
1237 	if (!usb_dw_ctrl.attached || !usb_dw_ep_is_valid(ep)) {  in usb_dc_ep_read_wait()
1238 		LOG_ERR("Not attached / Invalid endpoint: EP 0x%x", ep);  in usb_dc_ep_read_wait()
1242 	/* Check if OUT ep */  in usb_dc_ep_read_wait()
1243 	if (USB_EP_GET_DIR(ep) != USB_EP_DIR_OUT) {  in usb_dc_ep_read_wait()
1254 	/* Check if ep enabled */  in usb_dc_ep_read_wait()
1255 	if (!usb_dw_ep_is_enabled(ep)) {  in usb_dc_ep_read_wait()
1280 	LOG_DBG("Read EP%d, req %d, read %d bytes", ep, max_data_len,  in usb_dc_ep_read_wait()
1307 int usb_dc_ep_read_continue(uint8_t ep)  in usb_dc_ep_read_continue()  argument
1309 	uint8_t ep_idx = USB_EP_GET_IDX(ep);  in usb_dc_ep_read_continue()
1311 	if (!usb_dw_ctrl.attached || !usb_dw_ep_is_valid(ep)) {  in usb_dc_ep_read_continue()
1312 		LOG_ERR("Not attached / Invalid endpoint: EP 0x%x", ep);  in usb_dc_ep_read_continue()
1316 	/* Check if OUT ep */  in usb_dc_ep_read_continue()
1317 	if (USB_EP_GET_DIR(ep) != USB_EP_DIR_OUT) {  in usb_dc_ep_read_continue()
1329 int usb_dc_ep_read(const uint8_t ep, uint8_t *const data,  in usb_dc_ep_read()  argument
1332 	if (usb_dc_ep_read_wait(ep, data, max_data_len, read_bytes) != 0) {  in usb_dc_ep_read()
1343 	if (usb_dc_ep_read_continue(ep) != 0) {  in usb_dc_ep_read()
1350 int usb_dc_ep_set_callback(const uint8_t ep, const usb_dc_ep_callback cb)  in usb_dc_ep_set_callback()  argument
1352 	uint8_t ep_idx = USB_EP_GET_IDX(ep);  in usb_dc_ep_set_callback()
1354 	if (!usb_dw_ctrl.attached || !usb_dw_ep_is_valid(ep)) {  in usb_dc_ep_set_callback()
1355 		LOG_ERR("Not attached / Invalid endpoint: EP 0x%x", ep);  in usb_dc_ep_set_callback()
1359 	if (USB_EP_DIR_IS_IN(ep)) {  in usb_dc_ep_set_callback()
1373 int usb_dc_ep_mps(const uint8_t ep)  in usb_dc_ep_mps()  argument
1375 	enum usb_dw_out_ep_idx ep_idx = USB_EP_GET_IDX(ep);  in usb_dc_ep_mps()
1377 	if (!usb_dw_ctrl.attached || !usb_dw_ep_is_valid(ep)) {  in usb_dc_ep_mps()
1378 		LOG_ERR("Not attached / Invalid endpoint: EP 0x%x", ep);  in usb_dc_ep_mps()
1382 	if (USB_EP_DIR_IS_OUT(ep)) {  in usb_dc_ep_mps()