ethernet/cadence/macb.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
5  * Copyright (C) 2004-2006 Atmel Corporation
99 #define GEM_RXPTPUNI		0x00D4 /* PTP RX Unicast address */
100 #define GEM_TXPTPUNI		0x00D8 /* PTP TX Unicast address */
101 #define GEM_EFTSH		0x00e8 /* PTP Event Frame Transmitted Seconds Register 47:32 */
102 #define GEM_EFRSH		0x00ec /* PTP Event Frame Received Seconds Register 47:32 */
103 #define GEM_PEFTSH		0x00f0 /* PTP Peer Event Frame Transmitted Seconds Register 47:32 */
104 #define GEM_PEFRSH		0x00f4 /* PTP Peer Event Frame Received Seconds Register 47:32 */
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 */
153 #define GEM_TSH			0x01c0 /* 1588 Timer Seconds High */
154 #define GEM_TSL			0x01d0 /* 1588 Timer Seconds Low */
155 #define GEM_TN			0x01d4 /* 1588 Timer Nanoseconds */
156 #define GEM_TA			0x01d8 /* 1588 Timer Adjust */
157 #define GEM_TI			0x01dc /* 1588 Timer Increment */
158 #define GEM_EFTSL		0x01e0 /* PTP Event Frame Tx Seconds Low */
159 #define GEM_EFTN		0x01e4 /* PTP Event Frame Tx Nanoseconds */
160 #define GEM_EFRSL		0x01e8 /* PTP Event Frame Rx Seconds Low */
161 #define GEM_EFRN		0x01ec /* PTP Event Frame Rx Nanoseconds */
162 #define GEM_PEFTSL		0x01f0 /* PTP Peer Event Frame Tx Secs Low */
163 #define GEM_PEFTN		0x01f4 /* PTP Peer Event Frame Tx Ns */
164 #define GEM_PEFRSL		0x01f8 /* PTP Peer Event Frame Rx Sec Low */
165 #define GEM_PEFRN		0x01fc /* PTP Peer Event Frame Rx Ns */
210 /* Which screening type 2 EtherType register will be used (0 - 7) */
251 #define MACB_PTPUNI_OFFSET	20 /* PTP Unicast packet enable */
263 #define MACB_BIT_RATE_OFFSET	2 /* Discard non-VLAN frames */
347 #define GEM_ADDR64_OFFSET	30 /* Address bus width - 64b or 32b */
418 #define MACB_WOL_OFFSET		14 /* Enable wake-on-lan interrupt */
420 #define MACB_DRQFR_OFFSET	18 /* PTP Delay Request Frame Received */
422 #define MACB_SFR_OFFSET		19 /* PTP Sync Frame Received */
424 #define MACB_DRQFT_OFFSET	20 /* PTP Delay Request Frame Transmitted */
426 #define MACB_SFT_OFFSET		21 /* PTP Sync Frame Transmitted */
438 #define GEM_WOL_OFFSET		28 /* Enable wake-on-lan interrupt */
441 /* Timer increment fields */
587 #define GEM_TSH_OFFSET				0 /* TSU timer value (s). MSB [47:32] of seconds timer count */
591 #define GEM_TSL_OFFSET				0 /* TSU timer value (s). LSB [31:0] of seconds timer count */
595 #define GEM_TN_OFFSET				0 /* TSU timer value (ns) */
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 */
683  * Old hardware supports only 6 bit precision but it is enough for PTP.
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
945  * device stats by a periodic timer.
1020  * returned by `ethtool -S`. Also describes which net_device_stats statistics
1159 /* MACB-PTP interface: adapt to platform needs. */
1305 	struct macb_ptp_info	*ptp_info;	/* macb-ptp interface */
1337 #define TSU_SEC_MAX_VAL (((u64)1 << GEM_TSEC_SIZE) - 1)
1338 #define TSU_NSEC_MAX_VAL ((1 << GEM_TN_SIZE) - 1)
1353 	if (bp->tstamp_config.tx_type == TSTAMP_DISABLED)  in gem_ptp_do_txstamp()
1361 	if (bp->tstamp_config.rx_filter == TSTAMP_DISABLED)  in gem_ptp_do_rxstamp()
1378 	return !!(bp->caps & MACB_CAPS_MACB_IS_GEM);  in macb_is_gem()
1383 	return IS_ENABLED(CONFIG_MACB_USE_HWSTAMP) && (bp->caps & MACB_CAPS_GEM_HAS_PTP);  in gem_has_ptp()
1387  * struct macb_platform_data - platform data for MACB Ethernet used for PCI registration