24 int msgdma_initialize(struct altera_tse_private *priv)  in msgdma_initialize()  argument
29 void msgdma_uninitialize(struct altera_tse_private *priv)  in msgdma_uninitialize()  argument
33 void msgdma_start_rxdma(struct altera_tse_private *priv)  in msgdma_start_rxdma()  argument
37 void msgdma_reset(struct altera_tse_private *priv)  in msgdma_reset()  argument
42 	csrwr32(MSGDMA_CSR_STAT_MASK, priv->rx_dma_csr,  in msgdma_reset()
44 	csrwr32(MSGDMA_CSR_CTL_RESET, priv->rx_dma_csr,  in msgdma_reset()
49 		if (tse_bit_is_clear(priv->rx_dma_csr, msgdma_csroffs(status),  in msgdma_reset()
56 		netif_warn(priv, drv, priv->dev,  in msgdma_reset()
60 	csrwr32(MSGDMA_CSR_STAT_MASK, priv->rx_dma_csr, msgdma_csroffs(status));  in msgdma_reset()
63 	csrwr32(MSGDMA_CSR_STAT_MASK, priv->tx_dma_csr,  in msgdma_reset()
66 	csrwr32(MSGDMA_CSR_CTL_RESET, priv->tx_dma_csr,  in msgdma_reset()
71 		if (tse_bit_is_clear(priv->tx_dma_csr, msgdma_csroffs(status),  in msgdma_reset()
78 		netif_warn(priv, drv, priv->dev,  in msgdma_reset()
82 	csrwr32(MSGDMA_CSR_STAT_MASK, priv->tx_dma_csr, msgdma_csroffs(status));  in msgdma_reset()
85 void msgdma_disable_rxirq(struct altera_tse_private *priv)  in msgdma_disable_rxirq()  argument
87 	tse_clear_bit(priv->rx_dma_csr, msgdma_csroffs(control),  in msgdma_disable_rxirq()
91 void msgdma_enable_rxirq(struct altera_tse_private *priv)  in msgdma_enable_rxirq()  argument
93 	tse_set_bit(priv->rx_dma_csr, msgdma_csroffs(control),  in msgdma_enable_rxirq()
97 void msgdma_disable_txirq(struct altera_tse_private *priv)  in msgdma_disable_txirq()  argument
99 	tse_clear_bit(priv->tx_dma_csr, msgdma_csroffs(control),  in msgdma_disable_txirq()
103 void msgdma_enable_txirq(struct altera_tse_private *priv)  in msgdma_enable_txirq()  argument
105 	tse_set_bit(priv->tx_dma_csr, msgdma_csroffs(control),  in msgdma_enable_txirq()
109 void msgdma_clear_rxirq(struct altera_tse_private *priv)  in msgdma_clear_rxirq()  argument
111 	csrwr32(MSGDMA_CSR_STAT_IRQ, priv->rx_dma_csr, msgdma_csroffs(status));  in msgdma_clear_rxirq()
114 void msgdma_clear_txirq(struct altera_tse_private *priv)  in msgdma_clear_txirq()  argument
116 	csrwr32(MSGDMA_CSR_STAT_IRQ, priv->tx_dma_csr, msgdma_csroffs(status));  in msgdma_clear_txirq()
120 int msgdma_tx_buffer(struct altera_tse_private *priv, struct tse_buffer *buffer)  in msgdma_tx_buffer()  argument
122 	csrwr32(lower_32_bits(buffer->dma_addr), priv->tx_dma_desc,  in msgdma_tx_buffer()
124 	csrwr32(upper_32_bits(buffer->dma_addr), priv->tx_dma_desc,  in msgdma_tx_buffer()
126 	csrwr32(0, priv->tx_dma_desc, msgdma_descroffs(write_addr_lo));  in msgdma_tx_buffer()
127 	csrwr32(0, priv->tx_dma_desc, msgdma_descroffs(write_addr_hi));  in msgdma_tx_buffer()
128 	csrwr32(buffer->len, priv->tx_dma_desc, msgdma_descroffs(len));  in msgdma_tx_buffer()
129 	csrwr32(0, priv->tx_dma_desc, msgdma_descroffs(burst_seq_num));  in msgdma_tx_buffer()
130 	csrwr32(MSGDMA_DESC_TX_STRIDE, priv->tx_dma_desc,  in msgdma_tx_buffer()
132 	csrwr32(MSGDMA_DESC_CTL_TX_SINGLE, priv->tx_dma_desc,  in msgdma_tx_buffer()
137 u32 msgdma_tx_completions(struct altera_tse_private *priv)  in msgdma_tx_completions()  argument
144 	inuse = csrrd32(priv->tx_dma_csr, msgdma_csroffs(rw_fill_level))  in msgdma_tx_completions()
148 		ready = priv->tx_prod - priv->tx_cons - inuse - 1;  in msgdma_tx_completions()
151 		status = csrrd32(priv->tx_dma_csr, msgdma_csroffs(status));  in msgdma_tx_completions()
153 			ready = priv->tx_prod - priv->tx_cons - 1;  in msgdma_tx_completions()
155 			ready = priv->tx_prod - priv->tx_cons;  in msgdma_tx_completions()
162 void msgdma_add_rx_desc(struct altera_tse_private *priv,  in msgdma_add_rx_desc()  argument
165 	u32 len = priv->rx_dma_buf_sz;  in msgdma_add_rx_desc()
174 	csrwr32(0, priv->rx_dma_desc, msgdma_descroffs(read_addr_lo));  in msgdma_add_rx_desc()
175 	csrwr32(0, priv->rx_dma_desc, msgdma_descroffs(read_addr_hi));  in msgdma_add_rx_desc()
176 	csrwr32(lower_32_bits(dma_addr), priv->rx_dma_desc,  in msgdma_add_rx_desc()
178 	csrwr32(upper_32_bits(dma_addr), priv->rx_dma_desc,  in msgdma_add_rx_desc()
180 	csrwr32(len, priv->rx_dma_desc, msgdma_descroffs(len));  in msgdma_add_rx_desc()
181 	csrwr32(0, priv->rx_dma_desc, msgdma_descroffs(burst_seq_num));  in msgdma_add_rx_desc()
182 	csrwr32(0x00010001, priv->rx_dma_desc, msgdma_descroffs(stride));  in msgdma_add_rx_desc()
183 	csrwr32(control, priv->rx_dma_desc, msgdma_descroffs(control));  in msgdma_add_rx_desc()
189 u32 msgdma_rx_status(struct altera_tse_private *priv)  in msgdma_rx_status()  argument
195 	if (csrrd32(priv->rx_dma_csr, msgdma_csroffs(resp_fill_level))  in msgdma_rx_status()
197 		pktlength = csrrd32(priv->rx_dma_resp,  in msgdma_rx_status()
199 		pktstatus = csrrd32(priv->rx_dma_resp,  in msgdma_rx_status()