ethernet/cadence/macb.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
5  * Copyright (C) 2004-2006 Atmel Corporation
85 #define GEM_PBUFRXCUT		0x0044 /* RX Partial Store and Forward */
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 */
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 */
152 #define GEM_TISUBN		0x01bc /* 1588 Timer Increment Sub-ns */
198 /* Type 2 compare registers */
203 /* type 2 compare registers
204  * each location requires 3 compare regs
210 /* Which screening type 2 EtherType register will be used (0 - 7) */
263 #define MACB_BIT_RATE_OFFSET	2 /* Discard non-VLAN frames */
329 #define GEM_ENDIA_DESC_OFFSET	6 /* endian swap mode for management descriptor access */
331 #define GEM_ENDIA_PKT_OFFSET	7 /* endian swap mode for packet data access */
347 #define GEM_ADDR64_OFFSET	30 /* Address bus width - 64b or 32b */
352 #define GEM_ENCUTTHRU_OFFSET	31 /* Enable RX partial store and forward */
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 */
619 #define GEM_CMPAEN_OFFSET			18 /* Compare A Enable */
621 #define GEM_CMPB_OFFSET				19 /* Compare B - Index to screener type 2 Compare register */
623 #define GEM_CMPBEN_OFFSET			24 /* Compare B Enable */
625 #define GEM_CMPC_OFFSET				25 /* Compare C - Index to screener type 2 Compare register */
627 #define GEM_CMPCEN_OFFSET			30 /* Compare C Enable */
631 #define GEM_ETHTCMP_OFFSET			0 /* EtherType compare value */
635 #define GEM_T2CMP_OFFSET			16 /* 0xFFFF0000 compare value */
637 #define GEM_T2MASK_OFFSET			0 /* 0x0000FFFF compare value or mask */
643 #define GEM_T2CMPOFST_OFFSET			7 /* compare offset */
648 /* Offset for screener type 2 compare values (T2CMPOFST).
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…
788  * and bitfields that are common across both devices, use macb_{read,write}l
811 /* struct macb_dma_desc - Hardware DMA descriptor
813  * @ctrl: Control and status bits
923 /* limit RX checksum offload to TCP and UDP packets */
929 /* struct macb_tx_skb - data about an skb which is being transmitted
944 /* Hardware-collected statistics. Used when updating the network
1019 /* Describes the name and offset of an individual statistic register, as
1020  * returned by `ethtool -S`. Also describes which net_device_stats statistics
1159 /* MACB-PTP interface: adapt to platform needs. */
1218 	/* Lock to protect tx_head and tx_tail */
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