38 #define GPD_RX_BUF_LEN(mtu, x)	\  argument
41 	((mtu)->gen2cp) ? GPD_RX_BUF_LEN_EL(x_) : GPD_RX_BUF_LEN_OG(x_); \
46 #define GPD_DATA_LEN(mtu, x)	\  argument
49 	((mtu)->gen2cp) ? GPD_DATA_LEN_EL(x_) : GPD_DATA_LEN_OG(x_); \
57 #define GPD_EXT_NGP(mtu, x)	\  argument
60 	((mtu)->gen2cp) ? GPD_EXT_NGP_EL(x_) : GPD_EXT_NGP_OG(x_); \
63 #define GPD_EXT_BUF(mtu, x)	\  argument
66 	((mtu)->gen2cp) ? GPD_EXT_BUF_EL(x_) : GPD_EXT_BUF_OG(x_); \
171 	gpd = dma_pool_zalloc(mep->mtu->qmu_gpd_pool, GFP_ATOMIC, &ring->dma);  in mtu3_gpd_ring_alloc()
184 	dma_pool_free(mep->mtu->qmu_gpd_pool,  in mtu3_gpd_ring_free()
191 	struct mtu3 *mtu = mep->mtu;  in mtu3_qmu_resume()  local
192 	void __iomem *mbase = mtu->mac_base;  in mtu3_qmu_resume()
249 	struct mtu3 *mtu = mep->mtu;  in mtu3_prepare_tx_gpd()  local
255 	ext_addr = GPD_EXT_BUF(mtu, upper_32_bits(req->dma));  in mtu3_prepare_tx_gpd()
256 	gpd->dw3_info = cpu_to_le32(GPD_DATA_LEN(mtu, req->length));  in mtu3_prepare_tx_gpd()
261 	dev_dbg(mep->mtu->dev, "TX-EP%d queue gpd=%p, enq=%p, qdma=%pad\n",  in mtu3_prepare_tx_gpd()
266 	ext_addr |= GPD_EXT_NGP(mtu, upper_32_bits(enq_dma));  in mtu3_prepare_tx_gpd()
270 		if (mtu->gen2cp)  in mtu3_prepare_tx_gpd()
292 	struct mtu3 *mtu = mep->mtu;  in mtu3_prepare_rx_gpd()  local
298 	ext_addr = GPD_EXT_BUF(mtu, upper_32_bits(req->dma));  in mtu3_prepare_rx_gpd()
299 	gpd->dw0_info = cpu_to_le32(GPD_RX_BUF_LEN(mtu, req->length));  in mtu3_prepare_rx_gpd()
304 	dev_dbg(mep->mtu->dev, "RX-EP%d queue gpd=%p, enq=%p, qdma=%pad\n",  in mtu3_prepare_rx_gpd()
309 	ext_addr |= GPD_EXT_NGP(mtu, upper_32_bits(enq_dma));  in mtu3_prepare_rx_gpd()
332 	struct mtu3 *mtu = mep->mtu;  in mtu3_qmu_start()  local
333 	void __iomem *mbase = mtu->mac_base;  in mtu3_qmu_start()
347 			dev_warn(mtu->dev, "Tx %d Active Now!\n", epnum);  in mtu3_qmu_start()
364 			dev_warn(mtu->dev, "Rx %d Active Now!\n", epnum);  in mtu3_qmu_start()
376 	struct mtu3 *mtu = mep->mtu;  in mtu3_qmu_stop()  local
377 	void __iomem *mbase = mtu->mac_base;  in mtu3_qmu_stop()
386 		dev_dbg(mtu->dev, "%s's qmu is inactive now!\n", mep->name);  in mtu3_qmu_stop()
394 		dev_err(mtu->dev, "stop %s's qmu failed\n", mep->name);  in mtu3_qmu_stop()
398 	dev_dbg(mtu->dev, "%s's qmu stop now!\n", mep->name);  in mtu3_qmu_stop()
404 	dev_dbg(mep->mtu->dev, "%s flush QMU %s\n", __func__,  in mtu3_qmu_flush()
417 static void qmu_tx_zlp_error_handler(struct mtu3 *mtu, u8 epnum)  in qmu_tx_zlp_error_handler()  argument
419 	struct mtu3_ep *mep = mtu->in_eps + epnum;  in qmu_tx_zlp_error_handler()
421 	void __iomem *mbase = mtu->mac_base;  in qmu_tx_zlp_error_handler()
435 	if (GPD_DATA_LEN(mtu, le32_to_cpu(gpd_current->dw3_info)) != 0) {  in qmu_tx_zlp_error_handler()
436 		dev_err(mtu->dev, "TX EP%d buffer length error(!=0)\n", epnum);  in qmu_tx_zlp_error_handler()
440 	dev_dbg(mtu->dev, "%s send ZLP for req=%p\n", __func__, mreq);  in qmu_tx_zlp_error_handler()
448 		dev_err(mtu->dev, "%s wait for fifo empty fail\n", __func__);  in qmu_tx_zlp_error_handler()
469 static void qmu_done_tx(struct mtu3 *mtu, u8 epnum)  in qmu_done_tx()  argument
471 	struct mtu3_ep *mep = mtu->in_eps + epnum;  in qmu_done_tx()
473 	void __iomem *mbase = mtu->mac_base;  in qmu_done_tx()
484 	dev_dbg(mtu->dev, "%s EP%d, last=%p, current=%p, enq=%p\n",  in qmu_done_tx()
492 			dev_err(mtu->dev, "no correct TX req is found\n");  in qmu_done_tx()
497 		request->actual = GPD_DATA_LEN(mtu, le32_to_cpu(gpd->dw3_info));  in qmu_done_tx()
504 	dev_dbg(mtu->dev, "%s EP%d, deq=%p, enq=%p, complete\n",  in qmu_done_tx()
509 static void qmu_done_rx(struct mtu3 *mtu, u8 epnum)  in qmu_done_rx()  argument
511 	struct mtu3_ep *mep = mtu->out_eps + epnum;  in qmu_done_rx()
513 	void __iomem *mbase = mtu->mac_base;  in qmu_done_rx()
523 	dev_dbg(mtu->dev, "%s EP%d, last=%p, current=%p, enq=%p\n",  in qmu_done_rx()
531 			dev_err(mtu->dev, "no correct RX req is found\n");  in qmu_done_rx()
536 		req->actual = GPD_DATA_LEN(mtu, le32_to_cpu(gpd->dw3_info));  in qmu_done_rx()
543 	dev_dbg(mtu->dev, "%s EP%d, deq=%p, enq=%p, complete\n",  in qmu_done_rx()
547 static void qmu_done_isr(struct mtu3 *mtu, u32 done_status)  in qmu_done_isr()  argument
551 	for (i = 1; i < mtu->num_eps; i++) {  in qmu_done_isr()
553 			qmu_done_rx(mtu, i);  in qmu_done_isr()
555 			qmu_done_tx(mtu, i);  in qmu_done_isr()
559 static void qmu_exception_isr(struct mtu3 *mtu, u32 qmu_status)  in qmu_exception_isr()  argument
561 	void __iomem *mbase = mtu->mac_base;  in qmu_exception_isr()
567 		for (i = 1; i < mtu->num_eps; i++) {  in qmu_exception_isr()
569 				dev_err(mtu->dev, "Rx %d CS error!\n", i);  in qmu_exception_isr()
572 				dev_err(mtu->dev, "RX %d Length error\n", i);  in qmu_exception_isr()
579 		for (i = 1; i < mtu->num_eps; i++) {  in qmu_exception_isr()
581 				dev_dbg(mtu->dev, "RX EP%d Recv ZLP\n", i);  in qmu_exception_isr()
588 		for (i = 1; i < mtu->num_eps; i++) {  in qmu_exception_isr()
590 				dev_err(mtu->dev, "Tx %d checksum error!\n", i);  in qmu_exception_isr()
593 				qmu_tx_zlp_error_handler(mtu, i);  in qmu_exception_isr()
599 irqreturn_t mtu3_qmu_isr(struct mtu3 *mtu)  in mtu3_qmu_isr()  argument
601 	void __iomem *mbase = mtu->mac_base;  in mtu3_qmu_isr()
612 	dev_dbg(mtu->dev, "=== QMUdone[tx=%x, rx=%x] QMUexp[%x] ===\n",  in mtu3_qmu_isr()
618 		qmu_done_isr(mtu, qmu_done_status);  in mtu3_qmu_isr()
621 		qmu_exception_isr(mtu, qmu_status);  in mtu3_qmu_isr()
626 int mtu3_qmu_init(struct mtu3 *mtu)  in mtu3_qmu_init()  argument
631 	mtu->qmu_gpd_pool = dma_pool_create("QMU_GPD", mtu->dev,  in mtu3_qmu_init()
634 	if (!mtu->qmu_gpd_pool)  in mtu3_qmu_init()
640 void mtu3_qmu_exit(struct mtu3 *mtu)  in mtu3_qmu_exit()  argument
642 	dma_pool_destroy(mtu->qmu_gpd_pool);  in mtu3_qmu_exit()