diff options
| -rw-r--r-- | drivers/net/mvpp2.c | 73 |
1 files changed, 64 insertions, 9 deletions
diff --git a/drivers/net/mvpp2.c b/drivers/net/mvpp2.c index f063b04e43..605c8bcd70 100644 --- a/drivers/net/mvpp2.c +++ b/drivers/net/mvpp2.c @@ -825,18 +825,42 @@ struct mvpp21_rx_desc { u32 reserved8; }; +/* HW TX descriptor for PPv2.2 */ +struct mvpp22_tx_desc { + u32 command; + u8 packet_offset; + u8 phys_txq; + u16 data_size; + u64 reserved1; + u64 buf_dma_addr_ptp; + u64 buf_cookie_misc; +}; + +/* HW RX descriptor for PPv2.2 */ +struct mvpp22_rx_desc { + u32 status; + u16 reserved1; + u16 data_size; + u32 reserved2; + u32 reserved3; + u64 buf_dma_addr_key_hash; + u64 buf_cookie_misc; +}; + /* Opaque type used by the driver to manipulate the HW TX and RX * descriptors */ struct mvpp2_tx_desc { union { struct mvpp21_tx_desc pp21; + struct mvpp22_tx_desc pp22; }; }; struct mvpp2_rx_desc { union { struct mvpp21_rx_desc pp21; + struct mvpp22_rx_desc pp22; }; }; @@ -1040,59 +1064,90 @@ static void mvpp2_txdesc_dma_addr_set(struct mvpp2_port *port, struct mvpp2_tx_desc *tx_desc, dma_addr_t dma_addr) { - tx_desc->pp21.buf_dma_addr = dma_addr; + if (port->priv->hw_version == MVPP21) { + tx_desc->pp21.buf_dma_addr = dma_addr; + } else { + u64 val = (u64)dma_addr; + + tx_desc->pp22.buf_dma_addr_ptp &= ~GENMASK_ULL(40, 0); + tx_desc->pp22.buf_dma_addr_ptp |= val; + } } static void mvpp2_txdesc_size_set(struct mvpp2_port *port, struct mvpp2_tx_desc *tx_desc, size_t size) { - tx_desc->pp21.data_size = size; + if (port->priv->hw_version == MVPP21) + tx_desc->pp21.data_size = size; + else + tx_desc->pp22.data_size = size; } static void mvpp2_txdesc_txq_set(struct mvpp2_port *port, struct mvpp2_tx_desc *tx_desc, unsigned int txq) { - tx_desc->pp21.phys_txq = txq; + if (port->priv->hw_version == MVPP21) + tx_desc->pp21.phys_txq = txq; + else + tx_desc->pp22.phys_txq = txq; } static void mvpp2_txdesc_cmd_set(struct mvpp2_port *port, struct mvpp2_tx_desc *tx_desc, unsigned int command) { - tx_desc->pp21.command = command; + if (port->priv->hw_version == MVPP21) + tx_desc->pp21.command = command; + else + tx_desc->pp22.command = command; } static void mvpp2_txdesc_offset_set(struct mvpp2_port *port, struct mvpp2_tx_desc *tx_desc, unsigned int offset) { - tx_desc->pp21.packet_offset = offset; + if (port->priv->hw_version == MVPP21) + tx_desc->pp21.packet_offset = offset; + else + tx_desc->pp22.packet_offset = offset; } static dma_addr_t mvpp2_rxdesc_dma_addr_get(struct mvpp2_port *port, struct mvpp2_rx_desc *rx_desc) { - return rx_desc->pp21.buf_dma_addr; + if (port->priv->hw_version == MVPP21) + return rx_desc->pp21.buf_dma_addr; + else + return rx_desc->pp22.buf_dma_addr_key_hash & GENMASK_ULL(40, 0); } static unsigned long mvpp2_rxdesc_cookie_get(struct mvpp2_port *port, struct mvpp2_rx_desc *rx_desc) { - return rx_desc->pp21.buf_cookie; + if (port->priv->hw_version == MVPP21) + return rx_desc->pp21.buf_cookie; + else + return rx_desc->pp22.buf_cookie_misc & GENMASK_ULL(40, 0); } static size_t mvpp2_rxdesc_size_get(struct mvpp2_port *port, struct mvpp2_rx_desc *rx_desc) { - return rx_desc->pp21.data_size; + if (port->priv->hw_version == MVPP21) + return rx_desc->pp21.data_size; + else + return rx_desc->pp22.data_size; } static u32 mvpp2_rxdesc_status_get(struct mvpp2_port *port, struct mvpp2_rx_desc *rx_desc) { - return rx_desc->pp21.status; + if (port->priv->hw_version == MVPP21) + return rx_desc->pp21.status; + else + return rx_desc->pp22.status; } static void mvpp2_txq_inc_get(struct mvpp2_txq_pcpu *txq_pcpu) |