ethernet/cadence/macb.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
5  * Copyright (C) 2004-2006 Atmel Corporation
14 #include <linux/interrupt.h>
35 #define MACB_ISR		0x0024 /* Interrupt Status */
36 #define MACB_IER		0x0028 /* Interrupt Enable */
37 #define MACB_IDR		0x002c /* Interrupt Disable */
38 #define MACB_IMR		0x0030 /* Interrupt Mask */
108 #define GEM_TXCNT		0x0108 /* Frames Transmitted counter */
109 #define GEM_TXBCCNT		0x010c /* Broadcast Frames counter */
110 #define GEM_TXMCCNT		0x0110 /* Multicast Frames counter */
111 #define GEM_TXPAUSECNT		0x0114 /* Pause Frames Transmitted Counter */
112 #define GEM_TX64CNT		0x0118 /* 64 byte Frames TX counter */
113 #define GEM_TX65CNT		0x011c /* 65-127 byte Frames TX counter */
114 #define GEM_TX128CNT		0x0120 /* 128-255 byte Frames TX counter */
115 #define GEM_TX256CNT		0x0124 /* 256-511 byte Frames TX counter */
116 #define GEM_TX512CNT		0x0128 /* 512-1023 byte Frames TX counter */
117 #define GEM_TX1024CNT		0x012c /* 1024-1518 byte Frames TX counter */
118 #define GEM_TX1519CNT		0x0130 /* 1519+ byte Frames TX counter */
119 #define GEM_TXURUNCNT		0x0134 /* TX under run error counter */
120 #define GEM_SNGLCOLLCNT		0x0138 /* Single Collision Frame Counter */
121 #define GEM_MULTICOLLCNT	0x013c /* Multiple Collision Frame Counter */
122 #define GEM_EXCESSCOLLCNT	0x0140 /* Excessive Collision Frame Counter */
123 #define GEM_LATECOLLCNT		0x0144 /* Late Collision Frame Counter */
124 #define GEM_TXDEFERCNT		0x0148 /* Deferred Transmission Frame Counter */
125 #define GEM_TXCSENSECNT		0x014c /* Carrier Sense Error Counter */
129 #define GEM_RXCNT		0x0158 /* Frames Received Counter */
130 #define GEM_RXBROADCNT		0x015c /* Broadcast Frames Received Counter */
131 #define GEM_RXMULTICNT		0x0160 /* Multicast Frames Received Counter */
132 #define GEM_RXPAUSECNT		0x0164 /* Pause Frames Received Counter */
133 #define GEM_RX64CNT		0x0168 /* 64 byte Frames RX Counter */
134 #define GEM_RX65CNT		0x016c /* 65-127 byte Frames RX Counter */
135 #define GEM_RX128CNT		0x0170 /* 128-255 byte Frames RX Counter */
136 #define GEM_RX256CNT		0x0174 /* 256-511 byte Frames RX Counter */
137 #define GEM_RX512CNT		0x0178 /* 512-1023 byte Frames RX Counter */
138 #define GEM_RX1024CNT		0x017c /* 1024-1518 byte Frames RX Counter */
139 #define GEM_RX1519CNT		0x0180 /* 1519+ byte Frames RX Counter */
140 #define GEM_RXUNDRCNT		0x0184 /* Undersize Frames Received Counter */
141 #define GEM_RXOVRCNT		0x0188 /* Oversize Frames Received Counter */
142 #define GEM_RXJABCNT		0x018c /* Jabbers Received Counter */
143 #define GEM_RXFCSCNT		0x0190 /* Frame Check Sequence Error Counter */
144 #define GEM_RXLENGTHCNT		0x0194 /* Length Field Error Counter */
145 #define GEM_RXSYMBCNT		0x0198 /* Symbol Error Counter */
146 #define GEM_RXALIGNCNT		0x019c /* Alignment Error Counter */
147 #define GEM_RXRESERRCNT		0x01a0 /* Receive Resource Error Counter */
148 #define GEM_RXORCNT		0x01a4 /* Receive Overrun Counter */
149 #define GEM_RXIPCCNT		0x01a8 /* IP header Checksum Error Counter */
150 #define GEM_RXTCPCCNT		0x01ac /* TCP Checksum Error Counter */
151 #define GEM_RXUDPCCNT		0x01b0 /* UDP Checksum Error Counter */
152 #define GEM_TISUBN		0x01bc /* 1588 Timer Increment Sub-ns */
210 /* Which screening type 2 EtherType register will be used (0 - 7) */
263 #define MACB_BIT_RATE_OFFSET	2 /* Discard non-VLAN frames */
347 #define GEM_ADDR64_OFFSET	30 /* Address bus width - 64b or 32b */
398 #define MACB_ISR_TUND_OFFSET	4 /* Enable TX buffer under run interrupt */
400 #define MACB_ISR_RLE_OFFSET	5 /* EN retry exceeded/late coll interrupt */
402 #define MACB_TXERR_OFFSET	6 /* EN TX frame corrupt from error interrupt */
404 #define MACB_RM9200_TBRE_OFFSET	6 /* EN may send new frame interrupt (RM9200) */
406 #define MACB_TCOMP_OFFSET	7 /* Enable transmit complete interrupt */
408 #define MACB_ISR_LINK_OFFSET	9 /* Enable link change interrupt */
410 #define MACB_ISR_ROVR_OFFSET	10 /* Enable receive overrun interrupt */
412 #define MACB_HRESP_OFFSET	11 /* Enable hrsep not OK interrupt */
414 #define MACB_PFR_OFFSET		12 /* Enable pause frame w/ quantum interrupt */
416 #define MACB_PTZ_OFFSET		13 /* Enable pause time zero interrupt */
418 #define MACB_WOL_OFFSET		14 /* Enable wake-on-lan interrupt */
438 #define GEM_WOL_OFFSET		28 /* Enable wake-on-lan interrupt */
617 #define GEM_CMPA_OFFSET				13 /* Compare A - Index to screener type 2 Compare register */
621 #define GEM_CMPB_OFFSET				19 /* Compare B - Index to screener type 2 Compare register */
625 #define GEM_CMPC_OFFSET				25 /* Compare C - Index to screener type 2 Compare register */
690 #define GEM_DMA_SEC_MASK			(GEM_DMA_SEC_TOP - 1)
753 	(((value) & ((1 << MACB_##name##_SIZE) - 1))	\
757 	 & ((1 << MACB_##name##_SIZE) - 1))
759 	(((old) & ~(((1 << MACB_##name##_SIZE) - 1)	\
766 	(((value) & ((1 << GEM_##name##_SIZE) - 1))	\
770 	 & ((1 << GEM_##name##_SIZE) - 1))
772 	(((old) & ~(((1 << GEM_##name##_SIZE) - 1)	\
777 #define macb_readl(port, reg)		(port)->macb_reg_readl((port), MACB_##reg)
778 #define macb_writel(port, reg, value)	(port)->macb_reg_writel((port), MACB_##reg, (value))
779 #define gem_readl(port, reg)		(port)->macb_reg_readl((port), GEM_##reg)
780 #define gem_writel(port, reg, value)	(port)->macb_reg_writel((port), GEM_##reg, (value))
781 #define queue_readl(queue, reg)		(queue)->bp->macb_reg_readl((queue)->bp, (queue)->reg)
782 #define queue_writel(queue, reg, value)	(queue)->bp->macb_reg_writel((queue)->bp, (queue)->reg, (va…
783 #define gem_readl_n(port, reg, idx)		(port)->macb_reg_readl((port), GEM_##reg + idx * 4)
784 #define gem_writel_n(port, reg, idx, value)	(port)->macb_reg_writel((port), GEM_##reg + idx * 4, (v…
811 /* struct macb_dma_desc - Hardware DMA descriptor
929 /* struct macb_tx_skb - data about an skb which is being transmitted
944 /* Hardware-collected statistics. Used when updating the network
1020  * returned by `ethtool -S`. Also describes which net_device_stats statistics
1159 /* MACB-PTP interface: adapt to platform needs. */
1306 	struct macb_ptp_info	*ptp_info;	/* macb-ptp interface */
1338 #define TSU_SEC_MAX_VAL (((u64)1 << GEM_TSEC_SIZE) - 1)
1339 #define TSU_NSEC_MAX_VAL ((1 << GEM_TN_SIZE) - 1)
1354 	if (bp->tstamp_config.tx_type == TSTAMP_DISABLED)  in gem_ptp_do_txstamp()
1362 	if (bp->tstamp_config.rx_filter == TSTAMP_DISABLED)  in gem_ptp_do_rxstamp()
1383 	return !!(bp->caps & MACB_CAPS_MACB_IS_GEM);  in macb_is_gem()
1388 	return IS_ENABLED(CONFIG_MACB_USE_HWSTAMP) && (bp->caps & MACB_CAPS_GEM_HAS_PTP);  in gem_has_ptp()
1392  * struct macb_platform_data - platform data for MACB Ethernet used for PCI registration