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편집 파일: mv643xx_eth.h

/* SPDX-License-Identifier: GPL-2.0 */ /* * MV-643XX ethernet platform device data definition file. */ #ifndef __LINUX_MV643XX_ETH_H #define __LINUX_MV643XX_ETH_H #include <linux/mbus.h> #include <linux/if_ether.h> #define MV643XX_ETH_SHARED_NAME "mv643xx_eth" #define MV643XX_ETH_NAME "mv643xx_eth_port" #define MV643XX_ETH_SHARED_REGS 0x2000 #define MV643XX_ETH_SHARED_REGS_SIZE 0x2000 #define MV643XX_ETH_BAR_4 0x2220 #define MV643XX_ETH_SIZE_REG_4 0x2224 #define MV643XX_ETH_BASE_ADDR_ENABLE_REG 0x2290 #define MV643XX_TX_CSUM_DEFAULT_LIMIT 0 struct mv643xx_eth_shared_platform_data { struct mbus_dram_target_info *dram; /* * Max packet size for Tx IP/Layer 4 checksum, when set to 0, default * limit of 9KiB will be used. */ int tx_csum_limit; }; #define MV643XX_ETH_PHY_ADDR_DEFAULT 0 #define MV643XX_ETH_PHY_ADDR(x) (0x80 | (x)) #define MV643XX_ETH_PHY_NONE 0xff struct device_node; struct mv643xx_eth_platform_data { /* * Pointer back to our parent instance, and our port number. */ struct platform_device *shared; int port_number; /* * Whether a PHY is present, and if yes, at which address. */ int phy_addr; struct device_node *phy_node; /* * Use this MAC address if it is valid, overriding the * address that is already in the hardware. */ u8 mac_addr[ETH_ALEN]; /* * If speed is 0, autonegotiation is enabled. * Valid values for speed: 0, SPEED_10, SPEED_100, SPEED_1000. * Valid values for duplex: DUPLEX_HALF, DUPLEX_FULL. */ int speed; int duplex; /* * How many RX/TX queues to use. */ int rx_queue_count; int tx_queue_count; /* * Override default RX/TX queue sizes if nonzero. */ int rx_queue_size; int tx_queue_size; /* * Use on-chip SRAM for RX/TX descriptors if size is nonzero * and sufficient to contain all descriptors for the requested * ring sizes. */ unsigned long rx_sram_addr; int rx_sram_size; unsigned long tx_sram_addr; int tx_sram_size; }; #endif