104 lines
2.5 KiB
C
104 lines
2.5 KiB
C
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/* SPDX-License-Identifier: GPL-2.0+ */
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#ifndef __LAN966X_MAIN_H__
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#define __LAN966X_MAIN_H__
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#include "lan966x_regs.h"
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#define LAN966X_BUFFER_CELL_SZ 64
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#define LAN966X_BUFFER_MEMORY (160 * 1024)
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#define LAN966X_BUFFER_MIN_SZ 60
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#define PGID_AGGR 64
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#define PGID_SRC 80
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#define PGID_ENTRIES 89
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#define PORT_PVID 0
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/* Reserved amount for (SRC, PRIO) at index 8*SRC + PRIO */
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#define QSYS_Q_RSRV 95
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/* Reserved PGIDs */
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#define PGID_CPU (PGID_AGGR - 6)
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#define PGID_UC (PGID_AGGR - 5)
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#define PGID_BC (PGID_AGGR - 4)
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#define PGID_MC (PGID_AGGR - 3)
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#define PGID_MCIPV4 (PGID_AGGR - 2)
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#define PGID_MCIPV6 (PGID_AGGR - 1)
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#define LAN966X_SPEED_NONE 0
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#define LAN966X_SPEED_1000 1
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#define LAN966X_SPEED_100 2
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#define LAN966X_SPEED_10 3
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#define CPU_PORT 8
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struct lan966x_port;
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struct lan966x {
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struct device *dev;
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u8 num_phys_ports;
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struct lan966x_port **ports;
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void __iomem *regs[NUM_TARGETS];
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int shared_queue_sz;
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};
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struct lan966x_port {
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struct lan966x *lan966x;
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u8 chip_port;
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u16 pvid;
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};
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static inline void __iomem *lan_addr(void __iomem *base[],
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int id, int tinst, int tcnt,
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int gbase, int ginst,
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int gcnt, int gwidth,
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int raddr, int rinst,
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int rcnt, int rwidth)
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{
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WARN_ON((tinst) >= tcnt);
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WARN_ON((ginst) >= gcnt);
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WARN_ON((rinst) >= rcnt);
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return base[id + (tinst)] +
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gbase + ((ginst) * gwidth) +
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raddr + ((rinst) * rwidth);
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}
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static inline u32 lan_rd(struct lan966x *lan966x, int id, int tinst, int tcnt,
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int gbase, int ginst, int gcnt, int gwidth,
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int raddr, int rinst, int rcnt, int rwidth)
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{
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return readl(lan_addr(lan966x->regs, id, tinst, tcnt, gbase, ginst,
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gcnt, gwidth, raddr, rinst, rcnt, rwidth));
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}
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static inline void lan_wr(u32 val, struct lan966x *lan966x,
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int id, int tinst, int tcnt,
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int gbase, int ginst, int gcnt, int gwidth,
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int raddr, int rinst, int rcnt, int rwidth)
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{
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writel(val, lan_addr(lan966x->regs, id, tinst, tcnt,
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gbase, ginst, gcnt, gwidth,
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raddr, rinst, rcnt, rwidth));
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}
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static inline void lan_rmw(u32 val, u32 mask, struct lan966x *lan966x,
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int id, int tinst, int tcnt,
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int gbase, int ginst, int gcnt, int gwidth,
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int raddr, int rinst, int rcnt, int rwidth)
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{
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u32 nval;
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nval = readl(lan_addr(lan966x->regs, id, tinst, tcnt, gbase, ginst,
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gcnt, gwidth, raddr, rinst, rcnt, rwidth));
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nval = (nval & ~mask) | (val & mask);
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writel(nval, lan_addr(lan966x->regs, id, tinst, tcnt, gbase, ginst,
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gcnt, gwidth, raddr, rinst, rcnt, rwidth));
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}
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#endif /* __LAN966X_MAIN_H__ */
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