X-Git-Url: http://git.openwrt.org/?p=openwrt%2Fsvn-archive%2Farchive.git;a=blobdiff_plain;f=target%2Flinux%2Far71xx%2Ffiles%2Fdrivers%2Fnet%2Fag71xx%2Fag71xx.h;h=96bfd21b50754a5ebbfca14b7012a894241d57b3;hp=230e4816d53e660c1df8fd89afd2821386934947;hb=5a5a941bbe45c3b89bc2d89c7f08dd794564f7a5;hpb=563470e4756bb6f4d6aedde39cc34506b83679d8 diff --git a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx.h b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx.h index 230e4816d5..96bfd21b50 100644 --- a/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx.h +++ b/target/linux/ar71xx/files/drivers/net/ag71xx/ag71xx.h @@ -1,7 +1,7 @@ /* * Atheros AR71xx built-in ethernet mac driver * - * Copyright (C) 2008 Gabor Juhos + * Copyright (C) 2008-2009 Gabor Juhos * Copyright (C) 2008 Imre Kaloz * * Based on Atheros' AG7100 driver @@ -28,6 +28,7 @@ #include #include #include +#include #include @@ -37,23 +38,17 @@ #define ETH_FCS_LEN 4 #define AG71XX_DRV_NAME "ag71xx" -#define AG71XX_DRV_VERSION "0.4.0" - -#define AG71XX_NAPI_TX 1 +#define AG71XX_DRV_VERSION "0.5.20" #define AG71XX_NAPI_WEIGHT 64 +#define AG71XX_OOM_REFILL (1 + HZ/10) #define AG71XX_INT_ERR (AG71XX_INT_RX_BE | AG71XX_INT_TX_BE) #define AG71XX_INT_TX (AG71XX_INT_TX_PS) #define AG71XX_INT_RX (AG71XX_INT_RX_PR | AG71XX_INT_RX_OF) -#ifdef AG71XX_NAPI_TX #define AG71XX_INT_POLL (AG71XX_INT_RX | AG71XX_INT_TX) #define AG71XX_INT_INIT (AG71XX_INT_ERR | AG71XX_INT_POLL) -#else -#define AG71XX_INT_POLL (AG71XX_INT_RX) -#define AG71XX_INT_INIT (AG71XX_INT_ERR | AG71XX_INT_POLL | AG71XX_INT_TX) -#endif #define AG71XX_TX_FIFO_LEN 2048 #define AG71XX_TX_MTU_LEN 1536 @@ -90,6 +85,7 @@ struct ag71xx_desc { #define DESC_MORE BIT(24) #define DESC_PKTLEN_M 0x1fff u32 next; + u32 pad; }; struct ag71xx_buf { @@ -120,6 +116,7 @@ struct ag71xx { struct platform_device *pdev; struct net_device *dev; struct napi_struct napi; + u32 msg_enable; struct ag71xx_ring rx_ring; struct ag71xx_ring tx_ring; @@ -130,6 +127,9 @@ struct ag71xx { unsigned int link; unsigned int speed; int duplex; + + struct work_struct restart_work; + struct timer_list oom_timer; }; extern struct ethtool_ops ag71xx_ethtool_ops; @@ -197,12 +197,14 @@ static inline int ag71xx_desc_pktlen(struct ag71xx_desc *desc) #define AG71XX_REG_INT_ENABLE 0x0198 #define AG71XX_REG_INT_STATUS 0x019c -#define MAC_CFG1_TXE BIT(0) -#define MAC_CFG1_STX BIT(1) -#define MAC_CFG1_RXE BIT(2) -#define MAC_CFG1_SRX BIT(3) -#define MAC_CFG1_LB BIT(8) -#define MAC_CFG1_SR BIT(31) +#define MAC_CFG1_TXE BIT(0) /* Tx Enable */ +#define MAC_CFG1_STX BIT(1) /* Synchronize Tx Enable */ +#define MAC_CFG1_RXE BIT(2) /* Rx Enable */ +#define MAC_CFG1_SRX BIT(3) /* Synchronize Rx Enable */ +#define MAC_CFG1_TFC BIT(4) /* Tx Flow Control Enable */ +#define MAC_CFG1_RFC BIT(5) /* Rx Flow Control Enable */ +#define MAC_CFG1_LB BIT(8) /* Loopback mode */ +#define MAC_CFG1_SR BIT(31) /* Soft Reset */ #define MAC_CFG2_FDX BIT(0) #define MAC_CFG2_CRC_EN BIT(1) @@ -212,6 +214,56 @@ static inline int ag71xx_desc_pktlen(struct ag71xx_desc *desc) #define MAC_CFG2_IF_1000 BIT(9) #define MAC_CFG2_IF_10_100 BIT(8) +#define FIFO_CFG0_WTM BIT(0) /* Watermark Module */ +#define FIFO_CFG0_RXS BIT(1) /* Rx System Module */ +#define FIFO_CFG0_RXF BIT(2) /* Rx Fabric Module */ +#define FIFO_CFG0_TXS BIT(3) /* Tx System Module */ +#define FIFO_CFG0_TXF BIT(4) /* Tx Fabric Module */ +#define FIFO_CFG0_ALL (FIFO_CFG0_WTM | FIFO_CFG0_RXS | FIFO_CFG0_RXF \ + | FIFO_CFG0_TXS | FIFO_CFG0_TXF) + +#define FIFO_CFG0_ENABLE_SHIFT 8 + +#define FIFO_CFG4_DE BIT(0) /* Drop Event */ +#define FIFO_CFG4_DV BIT(1) /* RX_DV Event */ +#define FIFO_CFG4_FC BIT(2) /* False Carrier */ +#define FIFO_CFG4_CE BIT(3) /* Code Error */ +#define FIFO_CFG4_CR BIT(4) /* CRC error */ +#define FIFO_CFG4_LM BIT(5) /* Length Mismatch */ +#define FIFO_CFG4_LO BIT(6) /* Length out of range */ +#define FIFO_CFG4_OK BIT(7) /* Packet is OK */ +#define FIFO_CFG4_MC BIT(8) /* Multicast Packet */ +#define FIFO_CFG4_BC BIT(9) /* Broadcast Packet */ +#define FIFO_CFG4_DR BIT(10) /* Dribble */ +#define FIFO_CFG4_LE BIT(11) /* Long Event */ +#define FIFO_CFG4_CF BIT(12) /* Control Frame */ +#define FIFO_CFG4_PF BIT(13) /* Pause Frame */ +#define FIFO_CFG4_UO BIT(14) /* Unsupported Opcode */ +#define FIFO_CFG4_VT BIT(15) /* VLAN tag detected */ +#define FIFO_CFG4_FT BIT(16) /* Frame Truncated */ +#define FIFO_CFG4_UC BIT(17) /* Unicast Packet */ + +#define FIFO_CFG5_DE BIT(0) /* Drop Event */ +#define FIFO_CFG5_DV BIT(1) /* RX_DV Event */ +#define FIFO_CFG5_FC BIT(2) /* False Carrier */ +#define FIFO_CFG5_CE BIT(3) /* Code Error */ +#define FIFO_CFG5_LM BIT(4) /* Length Mismatch */ +#define FIFO_CFG5_LO BIT(5) /* Length Out of Range */ +#define FIFO_CFG5_OK BIT(6) /* Packet is OK */ +#define FIFO_CFG5_MC BIT(7) /* Multicast Packet */ +#define FIFO_CFG5_BC BIT(8) /* Broadcast Packet */ +#define FIFO_CFG5_DR BIT(9) /* Dribble */ +#define FIFO_CFG5_CF BIT(10) /* Control Frame */ +#define FIFO_CFG5_PF BIT(11) /* Pause Frame */ +#define FIFO_CFG5_UO BIT(12) /* Unsupported Opcode */ +#define FIFO_CFG5_VT BIT(13) /* VLAN tag detected */ +#define FIFO_CFG5_LE BIT(14) /* Long Event */ +#define FIFO_CFG5_FT BIT(15) /* Frame Truncated */ +#define FIFO_CFG5_16 BIT(16) /* unknown */ +#define FIFO_CFG5_17 BIT(17) /* unknown */ +#define FIFO_CFG5_SF BIT(18) /* Short Frame */ +#define FIFO_CFG5_BM BIT(19) /* Byte Mode */ + #define AG71XX_INT_TX_PS BIT(0) #define AG71XX_INT_TX_UR BIT(1) #define AG71XX_INT_TX_BE BIT(3) @@ -232,23 +284,21 @@ static inline int ag71xx_desc_pktlen(struct ag71xx_desc *desc) #define MII_CMD_WRITE 0x0 #define MII_CMD_READ 0x1 -#define MII_ADDR_S 8 +#define MII_ADDR_SHIFT 8 #define MII_IND_BUSY BIT(0) #define MII_IND_INVALID BIT(2) -#define TX_CTRL_TXE BIT(0) - -#define TX_STATUS_PS BIT(0) -#define TX_STATUS_UR BIT(1) -#define TX_STATUS_BE BIT(3) +#define TX_CTRL_TXE BIT(0) /* Tx Enable */ -#define RX_CTRL_RXE BIT(0) +#define TX_STATUS_PS BIT(0) /* Packet Sent */ +#define TX_STATUS_UR BIT(1) /* Tx Underrun */ +#define TX_STATUS_BE BIT(3) /* Bus Error */ -#define RX_STATUS_PR BIT(0) -#define RX_STATUS_OF BIT(1) -#define RX_STATUS_BE BIT(3) +#define RX_CTRL_RXE BIT(0) /* Rx Enable */ -#define FIFO_CFG5_BYTE_PER_CLK BIT(19) +#define RX_STATUS_PR BIT(0) /* Packet Received */ +#define RX_STATUS_OF BIT(2) /* Rx Overflow */ +#define RX_STATUS_BE BIT(3) /* Bus Error */ #define MII_CTRL_IF_MASK 3 #define MII_CTRL_SPEED_SHIFT 4 @@ -259,13 +309,18 @@ static inline int ag71xx_desc_pktlen(struct ag71xx_desc *desc) static inline void ag71xx_wr(struct ag71xx *ag, unsigned reg, u32 value) { + void __iomem *r; + switch (reg) { case AG71XX_REG_MAC_CFG1 ... AG71XX_REG_MAC_MFL: - __raw_writel(value, ag->mac_base + reg); + r = ag->mac_base + reg; + __raw_writel(value, r); + __raw_readl(r); break; case AG71XX_REG_MAC_IFCTL ... AG71XX_REG_INT_STATUS: - reg -= AG71XX_REG_MAC_IFCTL; - __raw_writel(value, ag->mac_base2 + reg); + r = ag->mac_base2 + reg - AG71XX_REG_MAC_IFCTL; + __raw_writel(value, r); + __raw_readl(r); break; default: BUG(); @@ -274,16 +329,20 @@ static inline void ag71xx_wr(struct ag71xx *ag, unsigned reg, u32 value) static inline u32 ag71xx_rr(struct ag71xx *ag, unsigned reg) { + void __iomem *r; u32 ret; switch (reg) { case AG71XX_REG_MAC_CFG1 ... AG71XX_REG_MAC_MFL: - ret = __raw_readl(ag->mac_base + reg); + r = ag->mac_base + reg; + ret = __raw_readl(r); break; case AG71XX_REG_MAC_IFCTL ... AG71XX_REG_INT_STATUS: - reg -= AG71XX_REG_MAC_IFCTL; - ret = __raw_readl(ag->mac_base2 + reg); + r = ag->mac_base2 + reg - AG71XX_REG_MAC_IFCTL; + ret = __raw_readl(r); break; + default: + BUG(); } return ret; @@ -297,10 +356,12 @@ static inline void ag71xx_sb(struct ag71xx *ag, unsigned reg, u32 mask) case AG71XX_REG_MAC_CFG1 ... AG71XX_REG_MAC_MFL: r = ag->mac_base + reg; __raw_writel(__raw_readl(r) | mask, r); + __raw_readl(r); break; case AG71XX_REG_MAC_IFCTL ... AG71XX_REG_INT_STATUS: r = ag->mac_base2 + reg - AG71XX_REG_MAC_IFCTL; __raw_writel(__raw_readl(r) | mask, r); + __raw_readl(r); break; default: BUG(); @@ -315,10 +376,12 @@ static inline void ag71xx_cb(struct ag71xx *ag, unsigned reg, u32 mask) case AG71XX_REG_MAC_CFG1 ... AG71XX_REG_MAC_MFL: r = ag->mac_base + reg; __raw_writel(__raw_readl(r) & ~mask, r); + __raw_readl(r); break; case AG71XX_REG_MAC_IFCTL ... AG71XX_REG_INT_STATUS: r = ag->mac_base2 + reg - AG71XX_REG_MAC_IFCTL; __raw_writel(__raw_readl(r) & ~mask, r); + __raw_readl(r); break; default: BUG(); @@ -338,6 +401,7 @@ static inline void ag71xx_int_disable(struct ag71xx *ag, u32 ints) static inline void ag71xx_mii_ctrl_wr(struct ag71xx *ag, u32 value) { __raw_writel(value, ag->mii_ctrl); + __raw_readl(ag->mii_ctrl); } static inline u32 ag71xx_mii_ctrl_rr(struct ag71xx *ag)