61 	u16 csr;  in save_rx_toggle()  local
69 	csr = musb_readw(cppi41_channel->hw_ep->regs, MUSB_RXCSR);  in save_rx_toggle()
70 	toggle = csr & MUSB_RXCSR_H_DATATOGGLE ? 1 : 0;  in save_rx_toggle()
79 	u16 csr;  in update_rx_toggle()  local
88 	csr = musb_readw(hw_ep->regs, MUSB_RXCSR);  in update_rx_toggle()
89 	toggle = csr & MUSB_RXCSR_H_DATATOGGLE ? 1 : 0;  in update_rx_toggle()
97 		csr |= MUSB_RXCSR_H_DATATOGGLE | MUSB_RXCSR_H_WR_DATATOGGLE;  in update_rx_toggle()
98 		musb_writew(cppi41_channel->hw_ep->regs, MUSB_RXCSR, csr);  in update_rx_toggle()
111 	u16		csr;  in musb_is_tx_fifo_empty()  local
114 	csr = musb_readw(epio, MUSB_TXCSR);  in musb_is_tx_fifo_empty()
115 	if (csr & MUSB_TXCSR_TXPKTRDY)  in musb_is_tx_fifo_empty()
127 	u16 csr;  in cppi41_trans_done()  local
145 			csr = MUSB_TXCSR_MODE | MUSB_TXCSR_TXPKTRDY;  in cppi41_trans_done()
146 			musb_writew(epio, MUSB_TXCSR, csr);  in cppi41_trans_done()
180 			csr = musb_readw(epio, MUSB_RXCSR);  in cppi41_trans_done()
181 			csr |= MUSB_RXCSR_H_REQPKT;  in cppi41_trans_done()
182 			musb_writew(epio, MUSB_RXCSR, csr);  in cppi41_trans_done()
537 	u16 csr;  in cppi41_dma_channel_abort()  local
548 		csr = musb_readw(epio, MUSB_TXCSR);  in cppi41_dma_channel_abort()
549 		csr &= ~MUSB_TXCSR_DMAENAB;  in cppi41_dma_channel_abort()
550 		musb_writew(epio, MUSB_TXCSR, csr);  in cppi41_dma_channel_abort()
554 		csr = musb_readw(epio, MUSB_RXCSR);  in cppi41_dma_channel_abort()
555 		csr &= ~(MUSB_RXCSR_H_REQPKT | MUSB_RXCSR_DMAENAB);  in cppi41_dma_channel_abort()
556 		musb_writew(epio, MUSB_RXCSR, csr);  in cppi41_dma_channel_abort()
561 		csr = musb_readw(epio, MUSB_RXCSR);  in cppi41_dma_channel_abort()
562 		if (csr & MUSB_RXCSR_RXPKTRDY) {  in cppi41_dma_channel_abort()
563 			csr |= MUSB_RXCSR_FLUSHFIFO;  in cppi41_dma_channel_abort()
564 			musb_writew(epio, MUSB_RXCSR, csr);  in cppi41_dma_channel_abort()
565 			musb_writew(epio, MUSB_RXCSR, csr);  in cppi41_dma_channel_abort()
582 		csr = musb_readw(epio, MUSB_TXCSR);  in cppi41_dma_channel_abort()
583 		if (csr & MUSB_TXCSR_TXPKTRDY) {  in cppi41_dma_channel_abort()
584 			csr |= MUSB_TXCSR_FLUSHFIFO;  in cppi41_dma_channel_abort()
585 			musb_writew(epio, MUSB_TXCSR, csr);  in cppi41_dma_channel_abort()