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linux_dsm_epyc7002/drivers/net/macb.h
Lennert Buytenhek 298cf9beb9 phylib: move to dynamic allocation of struct mii_bus 
This patch introduces mdiobus_alloc() and mdiobus_free(), and
makes all mdio bus drivers use these functions to allocate their
struct mii_bus'es dynamically.

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Andy Fleming <afleming@freescale.com>
2008-10-08 16:29:57 -07:00

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/*
* Atmel MACB Ethernet Controller driver
*
* Copyright (C) 2004-2006 Atmel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef _MACB_H
#define _MACB_H
/* MACB register offsets */
#define MACB_NCR 0x0000
#define MACB_NCFGR 0x0004
#define MACB_NSR 0x0008
#define MACB_TSR 0x0014
#define MACB_RBQP 0x0018
#define MACB_TBQP 0x001c
#define MACB_RSR 0x0020
#define MACB_ISR 0x0024
#define MACB_IER 0x0028
#define MACB_IDR 0x002c
#define MACB_IMR 0x0030
#define MACB_MAN 0x0034
#define MACB_PTR 0x0038
#define MACB_PFR 0x003c
#define MACB_FTO 0x0040
#define MACB_SCF 0x0044
#define MACB_MCF 0x0048
#define MACB_FRO 0x004c
#define MACB_FCSE 0x0050
#define MACB_ALE 0x0054
#define MACB_DTF 0x0058
#define MACB_LCOL 0x005c
#define MACB_EXCOL 0x0060
#define MACB_TUND 0x0064
#define MACB_CSE 0x0068
#define MACB_RRE 0x006c
#define MACB_ROVR 0x0070
#define MACB_RSE 0x0074
#define MACB_ELE 0x0078
#define MACB_RJA 0x007c
#define MACB_USF 0x0080
#define MACB_STE 0x0084
#define MACB_RLE 0x0088
#define MACB_TPF 0x008c
#define MACB_HRB 0x0090
#define MACB_HRT 0x0094
#define MACB_SA1B 0x0098
#define MACB_SA1T 0x009c
#define MACB_SA2B 0x00a0
#define MACB_SA2T 0x00a4
#define MACB_SA3B 0x00a8
#define MACB_SA3T 0x00ac
#define MACB_SA4B 0x00b0
#define MACB_SA4T 0x00b4
#define MACB_TID 0x00b8
#define MACB_TPQ 0x00bc
#define MACB_USRIO 0x00c0
#define MACB_WOL 0x00c4
/* Bitfields in NCR */
#define MACB_LB_OFFSET 0
#define MACB_LB_SIZE 1
#define MACB_LLB_OFFSET 1
#define MACB_LLB_SIZE 1
#define MACB_RE_OFFSET 2
#define MACB_RE_SIZE 1
#define MACB_TE_OFFSET 3
#define MACB_TE_SIZE 1
#define MACB_MPE_OFFSET 4
#define MACB_MPE_SIZE 1
#define MACB_CLRSTAT_OFFSET 5
#define MACB_CLRSTAT_SIZE 1
#define MACB_INCSTAT_OFFSET 6
#define MACB_INCSTAT_SIZE 1
#define MACB_WESTAT_OFFSET 7
#define MACB_WESTAT_SIZE 1
#define MACB_BP_OFFSET 8
#define MACB_BP_SIZE 1
#define MACB_TSTART_OFFSET 9
#define MACB_TSTART_SIZE 1
#define MACB_THALT_OFFSET 10
#define MACB_THALT_SIZE 1
#define MACB_NCR_TPF_OFFSET 11
#define MACB_NCR_TPF_SIZE 1
#define MACB_TZQ_OFFSET 12
#define MACB_TZQ_SIZE 1
/* Bitfields in NCFGR */
#define MACB_SPD_OFFSET 0
#define MACB_SPD_SIZE 1
#define MACB_FD_OFFSET 1
#define MACB_FD_SIZE 1
#define MACB_BIT_RATE_OFFSET 2
#define MACB_BIT_RATE_SIZE 1
#define MACB_JFRAME_OFFSET 3
#define MACB_JFRAME_SIZE 1
#define MACB_CAF_OFFSET 4
#define MACB_CAF_SIZE 1
#define MACB_NBC_OFFSET 5
#define MACB_NBC_SIZE 1
#define MACB_NCFGR_MTI_OFFSET 6
#define MACB_NCFGR_MTI_SIZE 1
#define MACB_UNI_OFFSET 7
#define MACB_UNI_SIZE 1
#define MACB_BIG_OFFSET 8
#define MACB_BIG_SIZE 1
#define MACB_EAE_OFFSET 9
#define MACB_EAE_SIZE 1
#define MACB_CLK_OFFSET 10
#define MACB_CLK_SIZE 2
#define MACB_RTY_OFFSET 12
#define MACB_RTY_SIZE 1
#define MACB_PAE_OFFSET 13
#define MACB_PAE_SIZE 1
#define MACB_RBOF_OFFSET 14
#define MACB_RBOF_SIZE 2
#define MACB_RLCE_OFFSET 16
#define MACB_RLCE_SIZE 1
#define MACB_DRFCS_OFFSET 17
#define MACB_DRFCS_SIZE 1
#define MACB_EFRHD_OFFSET 18
#define MACB_EFRHD_SIZE 1
#define MACB_IRXFCS_OFFSET 19
#define MACB_IRXFCS_SIZE 1
/* Bitfields in NSR */
#define MACB_NSR_LINK_OFFSET 0
#define MACB_NSR_LINK_SIZE 1
#define MACB_MDIO_OFFSET 1
#define MACB_MDIO_SIZE 1
#define MACB_IDLE_OFFSET 2
#define MACB_IDLE_SIZE 1
/* Bitfields in TSR */
#define MACB_UBR_OFFSET 0
#define MACB_UBR_SIZE 1
#define MACB_COL_OFFSET 1
#define MACB_COL_SIZE 1
#define MACB_TSR_RLE_OFFSET 2
#define MACB_TSR_RLE_SIZE 1
#define MACB_TGO_OFFSET 3
#define MACB_TGO_SIZE 1
#define MACB_BEX_OFFSET 4
#define MACB_BEX_SIZE 1
#define MACB_COMP_OFFSET 5
#define MACB_COMP_SIZE 1
#define MACB_UND_OFFSET 6
#define MACB_UND_SIZE 1
/* Bitfields in RSR */
#define MACB_BNA_OFFSET 0
#define MACB_BNA_SIZE 1
#define MACB_REC_OFFSET 1
#define MACB_REC_SIZE 1
#define MACB_OVR_OFFSET 2
#define MACB_OVR_SIZE 1
/* Bitfields in ISR/IER/IDR/IMR */
#define MACB_MFD_OFFSET 0
#define MACB_MFD_SIZE 1
#define MACB_RCOMP_OFFSET 1
#define MACB_RCOMP_SIZE 1
#define MACB_RXUBR_OFFSET 2
#define MACB_RXUBR_SIZE 1
#define MACB_TXUBR_OFFSET 3
#define MACB_TXUBR_SIZE 1
#define MACB_ISR_TUND_OFFSET 4
#define MACB_ISR_TUND_SIZE 1
#define MACB_ISR_RLE_OFFSET 5
#define MACB_ISR_RLE_SIZE 1
#define MACB_TXERR_OFFSET 6
#define MACB_TXERR_SIZE 1
#define MACB_TCOMP_OFFSET 7
#define MACB_TCOMP_SIZE 1
#define MACB_ISR_LINK_OFFSET 9
#define MACB_ISR_LINK_SIZE 1
#define MACB_ISR_ROVR_OFFSET 10
#define MACB_ISR_ROVR_SIZE 1
#define MACB_HRESP_OFFSET 11
#define MACB_HRESP_SIZE 1
#define MACB_PFR_OFFSET 12
#define MACB_PFR_SIZE 1
#define MACB_PTZ_OFFSET 13
#define MACB_PTZ_SIZE 1
/* Bitfields in MAN */
#define MACB_DATA_OFFSET 0
#define MACB_DATA_SIZE 16
#define MACB_CODE_OFFSET 16
#define MACB_CODE_SIZE 2
#define MACB_REGA_OFFSET 18
#define MACB_REGA_SIZE 5
#define MACB_PHYA_OFFSET 23
#define MACB_PHYA_SIZE 5
#define MACB_RW_OFFSET 28
#define MACB_RW_SIZE 2
#define MACB_SOF_OFFSET 30
#define MACB_SOF_SIZE 2
/* Bitfields in USRIO (AVR32) */
#define MACB_MII_OFFSET 0
#define MACB_MII_SIZE 1
#define MACB_EAM_OFFSET 1
#define MACB_EAM_SIZE 1
#define MACB_TX_PAUSE_OFFSET 2
#define MACB_TX_PAUSE_SIZE 1
#define MACB_TX_PAUSE_ZERO_OFFSET 3
#define MACB_TX_PAUSE_ZERO_SIZE 1
/* Bitfields in USRIO (AT91) */
#define MACB_RMII_OFFSET 0
#define MACB_RMII_SIZE 1
#define MACB_CLKEN_OFFSET 1
#define MACB_CLKEN_SIZE 1
/* Bitfields in WOL */
#define MACB_IP_OFFSET 0
#define MACB_IP_SIZE 16
#define MACB_MAG_OFFSET 16
#define MACB_MAG_SIZE 1
#define MACB_ARP_OFFSET 17
#define MACB_ARP_SIZE 1
#define MACB_SA1_OFFSET 18
#define MACB_SA1_SIZE 1
#define MACB_WOL_MTI_OFFSET 19
#define MACB_WOL_MTI_SIZE 1
/* Constants for CLK */
#define MACB_CLK_DIV8 0
#define MACB_CLK_DIV16 1
#define MACB_CLK_DIV32 2
#define MACB_CLK_DIV64 3
/* Constants for MAN register */
#define MACB_MAN_SOF 1
#define MACB_MAN_WRITE 1
#define MACB_MAN_READ 2
#define MACB_MAN_CODE 2
/* Bit manipulation macros */
#define MACB_BIT(name) \
(1 << MACB_##name##_OFFSET)
#define MACB_BF(name,value) \
(((value) & ((1 << MACB_##name##_SIZE) - 1)) \
<< MACB_##name##_OFFSET)
#define MACB_BFEXT(name,value)\
(((value) >> MACB_##name##_OFFSET) \
& ((1 << MACB_##name##_SIZE) - 1))
#define MACB_BFINS(name,value,old) \
(((old) & ~(((1 << MACB_##name##_SIZE) - 1) \
<< MACB_##name##_OFFSET)) \
| MACB_BF(name,value))
/* Register access macros */
#define macb_readl(port,reg) \
__raw_readl((port)->regs + MACB_##reg)
#define macb_writel(port,reg,value) \
__raw_writel((value), (port)->regs + MACB_##reg)
struct dma_desc {
u32 addr;
u32 ctrl;
};
/* DMA descriptor bitfields */
#define MACB_RX_USED_OFFSET 0
#define MACB_RX_USED_SIZE 1
#define MACB_RX_WRAP_OFFSET 1
#define MACB_RX_WRAP_SIZE 1
#define MACB_RX_WADDR_OFFSET 2
#define MACB_RX_WADDR_SIZE 30
#define MACB_RX_FRMLEN_OFFSET 0
#define MACB_RX_FRMLEN_SIZE 12
#define MACB_RX_OFFSET_OFFSET 12
#define MACB_RX_OFFSET_SIZE 2
#define MACB_RX_SOF_OFFSET 14
#define MACB_RX_SOF_SIZE 1
#define MACB_RX_EOF_OFFSET 15
#define MACB_RX_EOF_SIZE 1
#define MACB_RX_CFI_OFFSET 16
#define MACB_RX_CFI_SIZE 1
#define MACB_RX_VLAN_PRI_OFFSET 17
#define MACB_RX_VLAN_PRI_SIZE 3
#define MACB_RX_PRI_TAG_OFFSET 20
#define MACB_RX_PRI_TAG_SIZE 1
#define MACB_RX_VLAN_TAG_OFFSET 21
#define MACB_RX_VLAN_TAG_SIZE 1
#define MACB_RX_TYPEID_MATCH_OFFSET 22
#define MACB_RX_TYPEID_MATCH_SIZE 1
#define MACB_RX_SA4_MATCH_OFFSET 23
#define MACB_RX_SA4_MATCH_SIZE 1
#define MACB_RX_SA3_MATCH_OFFSET 24
#define MACB_RX_SA3_MATCH_SIZE 1
#define MACB_RX_SA2_MATCH_OFFSET 25
#define MACB_RX_SA2_MATCH_SIZE 1
#define MACB_RX_SA1_MATCH_OFFSET 26
#define MACB_RX_SA1_MATCH_SIZE 1
#define MACB_RX_EXT_MATCH_OFFSET 28
#define MACB_RX_EXT_MATCH_SIZE 1
#define MACB_RX_UHASH_MATCH_OFFSET 29
#define MACB_RX_UHASH_MATCH_SIZE 1
#define MACB_RX_MHASH_MATCH_OFFSET 30
#define MACB_RX_MHASH_MATCH_SIZE 1
#define MACB_RX_BROADCAST_OFFSET 31
#define MACB_RX_BROADCAST_SIZE 1
#define MACB_TX_FRMLEN_OFFSET 0
#define MACB_TX_FRMLEN_SIZE 11
#define MACB_TX_LAST_OFFSET 15
#define MACB_TX_LAST_SIZE 1
#define MACB_TX_NOCRC_OFFSET 16
#define MACB_TX_NOCRC_SIZE 1
#define MACB_TX_BUF_EXHAUSTED_OFFSET 27
#define MACB_TX_BUF_EXHAUSTED_SIZE 1
#define MACB_TX_UNDERRUN_OFFSET 28
#define MACB_TX_UNDERRUN_SIZE 1
#define MACB_TX_ERROR_OFFSET 29
#define MACB_TX_ERROR_SIZE 1
#define MACB_TX_WRAP_OFFSET 30
#define MACB_TX_WRAP_SIZE 1
#define MACB_TX_USED_OFFSET 31
#define MACB_TX_USED_SIZE 1
struct ring_info {
struct sk_buff *skb;
dma_addr_t mapping;
};
/*
* Hardware-collected statistics. Used when updating the network
* device stats by a periodic timer.
*/
struct macb_stats {
u32 rx_pause_frames;
u32 tx_ok;
u32 tx_single_cols;
u32 tx_multiple_cols;
u32 rx_ok;
u32 rx_fcs_errors;
u32 rx_align_errors;
u32 tx_deferred;
u32 tx_late_cols;
u32 tx_excessive_cols;
u32 tx_underruns;
u32 tx_carrier_errors;
u32 rx_resource_errors;
u32 rx_overruns;
u32 rx_symbol_errors;
u32 rx_oversize_pkts;
u32 rx_jabbers;
u32 rx_undersize_pkts;
u32 sqe_test_errors;
u32 rx_length_mismatch;
u32 tx_pause_frames;
};
struct macb {
void __iomem *regs;
unsigned int rx_tail;
struct dma_desc *rx_ring;
void *rx_buffers;
unsigned int tx_head, tx_tail;
struct dma_desc *tx_ring;
struct ring_info *tx_skb;
spinlock_t lock;
struct platform_device *pdev;
struct clk *pclk;
struct clk *hclk;
struct net_device *dev;
struct napi_struct napi;
struct net_device_stats stats;
struct macb_stats hw_stats;
dma_addr_t rx_ring_dma;
dma_addr_t tx_ring_dma;
dma_addr_t rx_buffers_dma;
unsigned int rx_pending, tx_pending;
struct mii_bus *mii_bus;
struct phy_device *phy_dev;
unsigned int link;
unsigned int speed;
unsigned int duplex;
};
#endif /* _MACB_H */
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