mirror of
https://github.com/AsahiLinux/u-boot
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5c624b9e9c
Fixed cache misaligned issue in the net driver. The issue shows-up when a call to flush_dcache_range is made with unaligned memory. The memory must be aligned to ARCH_DMA_MINALIGN. Signed-off-by: Suji Velupillai <suji.velupillai@broadcom.com> Tested-by: Suji Velupillai <suji.velupillai@broadcom.com> Reviewed-by: Arun Parameswaran <arun.parameswaran@broadcom.com> Reviewed-by: JD Zheng <jiandong.zheng@broadcom.com> Reviewed-by: Shamez Kurji <shamez.kurji@broadcom.com> Signed-off-by: Steve Rae <steve.rae@raedomain.com> Cover Letter: This series resolves issues specific to the Broadcom SF2 driver: - fix cache misaligned issue - convert to Kconfig END Acked-by: Joe Hershberger <joe.hershberger@ni.com>
68 lines
1.4 KiB
C
68 lines
1.4 KiB
C
/*
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* Copyright 2014-2017 Broadcom.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef _BCM_SF2_ETH_H_
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#define _BCM_SF2_ETH_H_
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#include <phy.h>
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#define RX_BUF_SIZE 2048
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/* RX_BUF_NUM must be power of 2 */
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#define RX_BUF_NUM 32
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#define TX_BUF_SIZE 2048
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/* TX_BUF_NUM must be power of 2 */
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#define TX_BUF_NUM 2
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/* Support 2 Ethernet ports now */
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#define BCM_ETH_MAX_PORT_NUM 2
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#define CONFIG_BCM_SF2_ETH_DEFAULT_PORT 0
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enum {
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MAC_DMA_TX = 1,
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MAC_DMA_RX = 2
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};
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struct eth_dma {
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void *tx_desc_aligned;
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void *rx_desc_aligned;
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uint8_t *tx_buf;
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uint8_t *rx_buf;
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int cur_tx_index;
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int cur_rx_index;
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int (*tx_packet)(struct eth_dma *dma, void *packet, int length);
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bool (*check_tx_done)(struct eth_dma *dma);
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int (*check_rx_done)(struct eth_dma *dma, uint8_t *buf);
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int (*enable_dma)(struct eth_dma *dma, int dir);
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int (*disable_dma)(struct eth_dma *dma, int dir);
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};
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struct eth_info {
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struct eth_dma dma;
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phy_interface_t phy_interface;
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struct phy_device *port[BCM_ETH_MAX_PORT_NUM];
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int port_num;
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int (*miiphy_read)(struct mii_dev *bus, int phyaddr, int devad,
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int reg);
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int (*miiphy_write)(struct mii_dev *bus, int phyaddr, int devad,
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int reg, u16 value);
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int (*mac_init)(struct eth_device *dev);
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int (*enable_mac)(void);
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int (*disable_mac)(void);
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int (*set_mac_addr)(unsigned char *mac);
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int (*set_mac_speed)(int speed, int duplex);
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};
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#endif /* _BCM_SF2_ETH_H_ */
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