diff options
| -rw-r--r-- | drivers/net/e1000.c | 5 | ||||
| -rw-r--r-- | drivers/net/e1000.h | 6 |
2 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/e1000.c b/drivers/net/e1000.c index 49be766702..8e6c755f64 100644 --- a/drivers/net/e1000.c +++ b/drivers/net/e1000.c @@ -1644,6 +1644,11 @@ e1000_reset_hw(struct e1000_hw *hw) E1000_WRITE_REG(hw, TCTL, E1000_TCTL_PSP); E1000_WRITE_FLUSH(hw); + if (hw->mac_type == e1000_igb) { + E1000_WRITE_REG(hw, RXPBS, I210_RXPBSIZE_DEFAULT); + E1000_WRITE_REG(hw, TXPBS, I210_TXPBSIZE_DEFAULT); + } + /* The tbi_compatibility_on Flag must be cleared when Rctl is cleared. */ hw->tbi_compatibility_on = false; diff --git a/drivers/net/e1000.h b/drivers/net/e1000.h index 19ed4777d9..072851ba31 100644 --- a/drivers/net/e1000.h +++ b/drivers/net/e1000.h @@ -735,6 +735,7 @@ struct e1000_ffvt_entry { #define E1000_ERT 0x02008 /* Early Rx Threshold - RW */ #define E1000_FCRTL 0x02160 /* Flow Control Receive Threshold Low - RW */ #define E1000_FCRTH 0x02168 /* Flow Control Receive Threshold High - RW */ +#define E1000_RXPBS 0x02404 /* Rx Packet Buffer Size - RW */ #define E1000_RDBAL 0x02800 /* RX Descriptor Base Address Low - RW */ #define E1000_RDBAH 0x02804 /* RX Descriptor Base Address High - RW */ #define E1000_RDLEN 0x02808 /* RX Descriptor Length - RW */ @@ -745,6 +746,7 @@ struct e1000_ffvt_entry { #define E1000_RADV 0x0282C /* RX Interrupt Absolute Delay Timer - RW */ #define E1000_RSRPD 0x02C00 /* RX Small Packet Detect - RW */ #define E1000_TXDMAC 0x03000 /* TX DMA Control - RW */ +#define E1000_TXPBS 0x03404 /* Tx Packet Buffer Size - RW */ #define E1000_TDFH 0x03410 /* TX Data FIFO Head - RW */ #define E1000_TDFT 0x03418 /* TX Data FIFO Tail - RW */ #define E1000_TDFHS 0x03420 /* TX Data FIFO Head Saved - RW */ @@ -2589,4 +2591,8 @@ struct e1000_hw { #define E1000_CTRL_EXT_INT_TIMER_CLR 0x20000000 /* Clear Interrupt timers after IMS clear */ + +#define I210_RXPBSIZE_DEFAULT 0x000000A2 /* RXPBSIZE default */ +#define I210_TXPBSIZE_DEFAULT 0x04000014 /* TXPBSIZE default */ + #endif /* _E1000_HW_H_ */ |