diff options
Diffstat (limited to 'drivers/net/ethernet/renesas/rswitch.h')
| -rw-r--r-- | drivers/net/ethernet/renesas/rswitch.h | 35 |
1 files changed, 30 insertions, 5 deletions
diff --git a/drivers/net/ethernet/renesas/rswitch.h b/drivers/net/ethernet/renesas/rswitch.h index ee36e8e896d2..27d3d38c055f 100644 --- a/drivers/net/ethernet/renesas/rswitch.h +++ b/drivers/net/ethernet/renesas/rswitch.h @@ -27,6 +27,7 @@ #define TX_RING_SIZE 1024 #define RX_RING_SIZE 1024 +#define TS_RING_SIZE (TX_RING_SIZE * RSWITCH_NUM_PORTS) #define PKT_BUF_SZ 1584 #define RSWITCH_ALIGN 128 @@ -49,6 +50,10 @@ #define AGENT_INDEX_GWCA 3 #define GWRO RSWITCH_GWCA0_OFFSET +#define GWCA_TS_IRQ_RESOURCE_NAME "gwca0_rxts0" +#define GWCA_TS_IRQ_NAME "rswitch: gwca0_rxts0" +#define GWCA_TS_IRQ_BIT BIT(0) + #define FWRO 0 #define TPRO RSWITCH_TOP_OFFSET #define CARO RSWITCH_COMA_OFFSET @@ -831,7 +836,7 @@ enum DIE_DT { DT_FSINGLE = 0x80, DT_FSTART = 0x90, DT_FMID = 0xa0, - DT_FEND = 0xb8, + DT_FEND = 0xb0, /* Chain control */ DT_LEMPTY = 0xc0, @@ -843,7 +848,7 @@ enum DIE_DT { DT_FEMPTY = 0x40, DT_FEMPTY_IS = 0x10, DT_FEMPTY_IC = 0x20, - DT_FEMPTY_ND = 0x38, + DT_FEMPTY_ND = 0x30, DT_FEMPTY_START = 0x50, DT_FEMPTY_MID = 0x60, DT_FEMPTY_END = 0x70, @@ -865,6 +870,12 @@ enum DIE_DT { /* For reception */ #define INFO1_SPN(port) ((u64)(port) << 36ULL) +/* For timestamp descriptor in dptrl (Byte 4 to 7) */ +#define TS_DESC_TSUN(dptrl) ((dptrl) & GENMASK(7, 0)) +#define TS_DESC_SPN(dptrl) (((dptrl) & GENMASK(10, 8)) >> 8) +#define TS_DESC_DPN(dptrl) (((dptrl) & GENMASK(17, 16)) >> 16) +#define TS_DESC_TN(dptrl) ((dptrl) & BIT(24)) + struct rswitch_desc { __le16 info_ds; /* Descriptor size */ u8 die_dt; /* Descriptor interrupt enable and type */ @@ -911,21 +922,33 @@ struct rswitch_etha { * name, this driver calls "queue". */ struct rswitch_gwca_queue { - int index; - bool dir_tx; union { struct rswitch_ext_desc *tx_ring; struct rswitch_ext_ts_desc *rx_ring; + struct rswitch_ts_desc *ts_ring; }; + + /* Common */ dma_addr_t ring_dma; int ring_size; int cur; int dirty; - struct sk_buff **skbs; + /* For [rt]_ring */ + int index; + bool dir_tx; + struct sk_buff **skbs; struct net_device *ndev; /* queue to ndev for irq */ }; +struct rswitch_gwca_ts_info { + struct sk_buff *skb; + struct list_head list; + + int port; + u8 tag; +}; + #define RSWITCH_NUM_IRQ_REGS (RSWITCH_MAX_NUM_QUEUES / BITS_PER_TYPE(u32)) struct rswitch_gwca { int index; @@ -934,6 +957,8 @@ struct rswitch_gwca { u32 linkfix_table_size; struct rswitch_gwca_queue *queues; int num_queues; + struct rswitch_gwca_queue ts_queue; + struct list_head ts_info_list; DECLARE_BITMAP(used, RSWITCH_MAX_NUM_QUEUES); u32 tx_irq_bits[RSWITCH_NUM_IRQ_REGS]; u32 rx_irq_bits[RSWITCH_NUM_IRQ_REGS]; |