mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-16 00:26:42 +07:00
9b2c2ff7a1
Some controllers (KW, Dove) limits the TX IP/layer4 checksum offloading to a max size. Signed-off-by: Saeed Bishara <saeed@marvell.com> Acked-by: Lennert Buytenhek <buytenh@wantstofly.org> Signed-off-by: David S. Miller <davem@davemloft.net>
84 lines
1.8 KiB
C
84 lines
1.8 KiB
C
/*
|
|
* MV-643XX ethernet platform device data definition file.
|
|
*/
|
|
|
|
#ifndef __LINUX_MV643XX_ETH_H
|
|
#define __LINUX_MV643XX_ETH_H
|
|
|
|
#include <linux/mbus.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
|
|
|
|
struct mv643xx_eth_shared_platform_data {
|
|
struct mbus_dram_target_info *dram;
|
|
struct platform_device *shared_smi;
|
|
unsigned int t_clk;
|
|
/*
|
|
* 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 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;
|
|
|
|
/*
|
|
* Use this MAC address if it is valid, overriding the
|
|
* address that is already in the hardware.
|
|
*/
|
|
u8 mac_addr[6];
|
|
|
|
/*
|
|
* 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
|