diff options
author | Paul Mackerras <paulus@samba.org> | 2006-12-04 15:59:07 +1100 |
---|---|---|
committer | Paul Mackerras <paulus@samba.org> | 2006-12-04 15:59:07 +1100 |
commit | 79acbb3ff2d8095b692e1502b9eb2ccec348de26 (patch) | |
tree | 6ab773e5a8f9de2cd6443362b21d0d6fffe3b35e /drivers/net/chelsio/pm3393.c | |
parent | 19a79859e168640f8e16d7b216d211c1c52b687a (diff) | |
parent | 2b5f6dcce5bf94b9b119e9ed8d537098ec61c3d2 (diff) |
Merge branch 'linux-2.6' into for-linus
Diffstat (limited to 'drivers/net/chelsio/pm3393.c')
-rw-r--r-- | drivers/net/chelsio/pm3393.c | 125 |
1 files changed, 50 insertions, 75 deletions
diff --git a/drivers/net/chelsio/pm3393.c b/drivers/net/chelsio/pm3393.c index 04a1404fc65..63cabeb98af 100644 --- a/drivers/net/chelsio/pm3393.c +++ b/drivers/net/chelsio/pm3393.c @@ -43,21 +43,7 @@ #include "elmer0.h" #include "suni1x10gexp_regs.h" -/* 802.3ae 10Gb/s MDIO Manageable Device(MMD) - */ -enum { - MMD_RESERVED, - MMD_PMAPMD, - MMD_WIS, - MMD_PCS, - MMD_PHY_XGXS, /* XGMII Extender Sublayer */ - MMD_DTE_XGXS, -}; - -enum { - PHY_XGXS_CTRL_1, - PHY_XGXS_STATUS_1 -}; +#include <linux/crc32.h> #define OFFSET(REG_ADDR) (REG_ADDR << 2) @@ -88,6 +74,8 @@ enum { /* RMON registers */ RxJabbers = SUNI1x10GEXP_REG_MSTAT_COUNTER_16_LOW, RxFragments = SUNI1x10GEXP_REG_MSTAT_COUNTER_17_LOW, RxUndersizedFrames = SUNI1x10GEXP_REG_MSTAT_COUNTER_18_LOW, + RxJumboFramesReceivedOK = SUNI1x10GEXP_REG_MSTAT_COUNTER_25_LOW, + RxJumboOctetsReceivedOK = SUNI1x10GEXP_REG_MSTAT_COUNTER_26_LOW, TxOctetsTransmittedOK = SUNI1x10GEXP_REG_MSTAT_COUNTER_33_LOW, TxFramesLostDueToInternalMACTransmissionError = SUNI1x10GEXP_REG_MSTAT_COUNTER_35_LOW, @@ -95,7 +83,9 @@ enum { /* RMON registers */ TxUnicastFramesTransmittedOK = SUNI1x10GEXP_REG_MSTAT_COUNTER_38_LOW, TxMulticastFramesTransmittedOK = SUNI1x10GEXP_REG_MSTAT_COUNTER_40_LOW, TxBroadcastFramesTransmittedOK = SUNI1x10GEXP_REG_MSTAT_COUNTER_42_LOW, - TxPAUSEMACCtrlFramesTransmitted = SUNI1x10GEXP_REG_MSTAT_COUNTER_43_LOW + TxPAUSEMACCtrlFramesTransmitted = SUNI1x10GEXP_REG_MSTAT_COUNTER_43_LOW, + TxJumboFramesReceivedOK = SUNI1x10GEXP_REG_MSTAT_COUNTER_51_LOW, + TxJumboOctetsReceivedOK = SUNI1x10GEXP_REG_MSTAT_COUNTER_52_LOW }; struct _cmac_instance { @@ -124,12 +114,12 @@ static int pm3393_reset(struct cmac *cmac) /* * Enable interrupts for the PM3393 - - 1. Enable PM3393 BLOCK interrupts. - 2. Enable PM3393 Master Interrupt bit(INTE) - 3. Enable ELMER's PM3393 bit. - 4. Enable Terminator external interrupt. -*/ + * + * 1. Enable PM3393 BLOCK interrupts. + * 2. Enable PM3393 Master Interrupt bit(INTE) + * 3. Enable ELMER's PM3393 bit. + * 4. Enable Terminator external interrupt. + */ static int pm3393_interrupt_enable(struct cmac *cmac) { u32 pl_intr; @@ -257,14 +247,12 @@ static int pm3393_interrupt_clear(struct cmac *cmac) static int pm3393_interrupt_handler(struct cmac *cmac) { u32 master_intr_status; -/* - 1. Read master interrupt register. - 2. Read BLOCK's interrupt status registers. - 3. Handle BLOCK interrupts. -*/ + /* Read the master interrupt status register. */ pmread(cmac, SUNI1x10GEXP_REG_MASTER_INTERRUPT_STATUS, &master_intr_status); + CH_DBG(cmac->adapter, INTR, "PM3393 intr cause 0x%x\n", + master_intr_status); /* TBD XXX Lets just clear everything for now */ pm3393_interrupt_clear(cmac); @@ -307,11 +295,7 @@ static int pm3393_enable_port(struct cmac *cmac, int which) * The PHY doesn't give us link status indication on its own so have * the link management code query it instead. */ - { - extern void link_changed(adapter_t *adapter, int port_id); - - link_changed(cmac->adapter, 0); - } + t1_link_changed(cmac->adapter, 0); return 0; } @@ -363,33 +347,6 @@ static int pm3393_set_mtu(struct cmac *cmac, int mtu) return 0; } -static u32 calc_crc(u8 *b, int len) -{ - int i; - u32 crc = (u32)~0; - - /* calculate crc one bit at a time */ - while (len--) { - crc ^= *b++; - for (i = 0; i < 8; i++) { - if (crc & 0x1) - crc = (crc >> 1) ^ 0xedb88320; - else - crc = (crc >> 1); - } - } - - /* reverse bits */ - crc = ((crc >> 4) & 0x0f0f0f0f) | ((crc << 4) & 0xf0f0f0f0); - crc = ((crc >> 2) & 0x33333333) | ((crc << 2) & 0xcccccccc); - crc = ((crc >> 1) & 0x55555555) | ((crc << 1) & 0xaaaaaaaa); - /* swap bytes */ - crc = (crc >> 16) | (crc << 16); - crc = (crc >> 8 & 0x00ff00ff) | (crc << 8 & 0xff00ff00); - - return crc; -} - static int pm3393_set_rx_mode(struct cmac *cmac, struct t1_rx_mode *rm) { int enabled = cmac->instance->enabled & MAC_DIRECTION_RX; @@ -423,7 +380,7 @@ static int pm3393_set_rx_mode(struct cmac *cmac, struct t1_rx_mode *rm) u16 mc_filter[4] = { 0, }; while ((addr = t1_get_next_mcaddr(rm))) { - bit = (calc_crc(addr, ETH_ALEN) >> 23) & 0x3f; /* bit[23:28] */ + bit = (ether_crc(ETH_ALEN, addr) >> 23) & 0x3f; /* bit[23:28] */ mc_filter[bit >> 4] |= 1 << (bit & 0xf); } pmwrite(cmac, SUNI1x10GEXP_REG_RXXG_MULTICAST_HASH_LOW, mc_filter[0]); @@ -471,20 +428,29 @@ static int pm3393_set_speed_duplex_fc(struct cmac *cmac, int speed, int duplex, return 0; } +static void pm3393_rmon_update(struct adapter *adapter, u32 offs, u64 *val, + int over) +{ + u32 val0, val1, val2; + + t1_tpi_read(adapter, offs, &val0); + t1_tpi_read(adapter, offs + 4, &val1); + t1_tpi_read(adapter, offs + 8, &val2); + + *val &= ~0ull << 40; + *val |= val0 & 0xffff; + *val |= (val1 & 0xffff) << 16; + *val |= (u64)(val2 & 0xff) << 32; + + if (over) + *val += 1ull << 40; +} + #define RMON_UPDATE(mac, name, stat_name) \ - { \ - t1_tpi_read((mac)->adapter, OFFSET(name), &val0); \ - t1_tpi_read((mac)->adapter, OFFSET(((name)+1)), &val1); \ - t1_tpi_read((mac)->adapter, OFFSET(((name)+2)), &val2); \ - (mac)->stats.stat_name = ((u64)val0 & 0xffff) | \ - (((u64)val1 & 0xffff) << 16) | \ - (((u64)val2 & 0xff) << 32) | \ - ((mac)->stats.stat_name & \ - (~(u64)0 << 40)); \ - if (ro & \ - ((name - SUNI1x10GEXP_REG_MSTAT_COUNTER_0_LOW) >> 2)) \ - (mac)->stats.stat_name += ((u64)1 << 40); \ - } + pm3393_rmon_update((mac)->adapter, OFFSET(name), \ + &(mac)->stats.stat_name, \ + (ro &((name - SUNI1x10GEXP_REG_MSTAT_COUNTER_0_LOW) >> 2))) + static const struct cmac_statistics *pm3393_update_statistics(struct cmac *mac, int flag) @@ -519,6 +485,8 @@ static const struct cmac_statistics *pm3393_update_statistics(struct cmac *mac, RMON_UPDATE(mac, RxJabbers, RxJabberErrors); RMON_UPDATE(mac, RxFragments, RxRuntErrors); RMON_UPDATE(mac, RxUndersizedFrames, RxRuntErrors); + RMON_UPDATE(mac, RxJumboFramesReceivedOK, RxJumboFramesOK); + RMON_UPDATE(mac, RxJumboOctetsReceivedOK, RxJumboOctetsOK); /* Tx stats */ RMON_UPDATE(mac, TxOctetsTransmittedOK, TxOctetsOK); @@ -529,6 +497,8 @@ static const struct cmac_statistics *pm3393_update_statistics(struct cmac *mac, RMON_UPDATE(mac, TxMulticastFramesTransmittedOK, TxMulticastFramesOK); RMON_UPDATE(mac, TxBroadcastFramesTransmittedOK, TxBroadcastFramesOK); RMON_UPDATE(mac, TxPAUSEMACCtrlFramesTransmitted, TxPauseFrames); + RMON_UPDATE(mac, TxJumboFramesReceivedOK, TxJumboFramesOK); + RMON_UPDATE(mac, TxJumboOctetsReceivedOK, TxJumboOctetsOK); return &mac->stats; } @@ -631,10 +601,9 @@ static struct cmac *pm3393_mac_create(adapter_t *adapter, int index) { struct cmac *cmac; - cmac = kmalloc(sizeof(*cmac) + sizeof(cmac_instance), GFP_KERNEL); + cmac = kzalloc(sizeof(*cmac) + sizeof(cmac_instance), GFP_KERNEL); if (!cmac) return NULL; - memset(cmac, 0, sizeof(*cmac)); cmac->ops = &pm3393_ops; cmac->instance = (cmac_instance *) (cmac + 1); @@ -815,6 +784,12 @@ static int pm3393_mac_reset(adapter_t * adapter) successful_reset = (is_pl4_reset_finished && !is_pl4_outof_lock && is_xaui_mabc_pll_locked); + + CH_DBG(adapter, HW, + "PM3393 HW reset %d: pl4_reset 0x%x, val 0x%x, " + "is_pl4_outof_lock 0x%x, xaui_locked 0x%x\n", + i, is_pl4_reset_finished, val, is_pl4_outof_lock, + is_xaui_mabc_pll_locked); } return successful_reset ? 0 : 1; } |