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-rw-r--r--drivers/net/cxgb3/Makefile2
-rw-r--r--drivers/net/cxgb3/adapter.h8
-rw-r--r--drivers/net/cxgb3/ael1002.c958
-rw-r--r--drivers/net/cxgb3/aq100x.c355
-rw-r--r--drivers/net/cxgb3/common.h67
-rw-r--r--drivers/net/cxgb3/cxgb3_main.c160
-rw-r--r--drivers/net/cxgb3/cxgb3_offload.c27
-rw-r--r--drivers/net/cxgb3/cxgb3_offload.h3
-rw-r--r--drivers/net/cxgb3/sge.c82
-rw-r--r--drivers/net/cxgb3/t3_hw.c94
-rw-r--r--drivers/net/cxgb3/version.h4
-rw-r--r--drivers/net/cxgb3/vsc8211.c70
12 files changed, 1481 insertions, 349 deletions
diff --git a/drivers/net/cxgb3/Makefile b/drivers/net/cxgb3/Makefile
index 34346798532..29aff78c782 100644
--- a/drivers/net/cxgb3/Makefile
+++ b/drivers/net/cxgb3/Makefile
@@ -5,4 +5,4 @@
obj-$(CONFIG_CHELSIO_T3) += cxgb3.o
cxgb3-objs := cxgb3_main.o ael1002.o vsc8211.o t3_hw.o mc5.o \
- xgmac.o sge.o l2t.o cxgb3_offload.o
+ xgmac.o sge.o l2t.o cxgb3_offload.o aq100x.o
diff --git a/drivers/net/cxgb3/adapter.h b/drivers/net/cxgb3/adapter.h
index 714df2b675e..1694fad3872 100644
--- a/drivers/net/cxgb3/adapter.h
+++ b/drivers/net/cxgb3/adapter.h
@@ -85,8 +85,8 @@ struct fl_pg_chunk {
struct page *page;
void *va;
unsigned int offset;
- u64 *p_cnt;
- DECLARE_PCI_UNMAP_ADDR(mapping);
+ unsigned long *p_cnt;
+ dma_addr_t mapping;
};
struct rx_desc;
@@ -195,7 +195,7 @@ struct sge_qset { /* an SGE queue set */
struct sge_rspq rspq;
struct sge_fl fl[SGE_RXQ_PER_SET];
struct sge_txq txq[SGE_TXQ_PER_SET];
- struct napi_gro_fraginfo lro_frag_tbl;
+ int nomem;
int lro_enabled;
void *lro_va;
struct net_device *netdev;
@@ -253,6 +253,8 @@ struct adapter {
struct mutex mdio_lock;
spinlock_t stats_lock;
spinlock_t work_lock;
+
+ struct sk_buff *nofail_skb;
};
static inline u32 t3_read_reg(struct adapter *adapter, u32 reg_addr)
diff --git a/drivers/net/cxgb3/ael1002.c b/drivers/net/cxgb3/ael1002.c
index e1b22490ff5..9fe008ec9ba 100644
--- a/drivers/net/cxgb3/ael1002.c
+++ b/drivers/net/cxgb3/ael1002.c
@@ -33,14 +33,6 @@
#include "regs.h"
enum {
- PMD_RSD = 10, /* PMA/PMD receive signal detect register */
- PCS_STAT1_X = 24, /* 10GBASE-X PCS status 1 register */
- PCS_STAT1_R = 32, /* 10GBASE-R PCS status 1 register */
- XS_LN_STAT = 24 /* XS lane status register */
-};
-
-enum {
- AEL100X_TX_DISABLE = 9,
AEL100X_TX_CONFIG1 = 0xc002,
AEL1002_PWR_DOWN_HI = 0xc011,
AEL1002_PWR_DOWN_LO = 0xc012,
@@ -52,12 +44,33 @@ enum {
AEL_I2C_STAT = 0xc30c,
AEL2005_GPIO_CTRL = 0xc214,
AEL2005_GPIO_STAT = 0xc215,
+
+ AEL2020_GPIO_INTR = 0xc103, /* Latch High (LH) */
+ AEL2020_GPIO_CTRL = 0xc108, /* Store Clear (SC) */
+ AEL2020_GPIO_STAT = 0xc10c, /* Read Only (RO) */
+ AEL2020_GPIO_CFG = 0xc110, /* Read Write (RW) */
+
+ AEL2020_GPIO_SDA = 0, /* IN: i2c serial data */
+ AEL2020_GPIO_MODDET = 1, /* IN: Module Detect */
+ AEL2020_GPIO_0 = 3, /* IN: unassigned */
+ AEL2020_GPIO_1 = 2, /* OUT: unassigned */
+ AEL2020_GPIO_LSTAT = AEL2020_GPIO_1, /* wired to link status LED */
};
enum { edc_none, edc_sr, edc_twinax };
/* PHY module I2C device address */
-#define MODULE_DEV_ADDR 0xa0
+enum {
+ MODULE_DEV_ADDR = 0xa0,
+ SFF_DEV_ADDR = 0xa2,
+};
+
+/* PHY transceiver type */
+enum {
+ phy_transtype_unknown = 0,
+ phy_transtype_sfp = 3,
+ phy_transtype_xfp = 6,
+};
#define AEL2005_MODDET_IRQ 4
@@ -74,8 +87,8 @@ static int set_phy_regs(struct cphy *phy, const struct reg_val *rv)
for (err = 0; rv->mmd_addr && !err; rv++) {
if (rv->clear_bits == 0xffff)
- err = mdio_write(phy, rv->mmd_addr, rv->reg_addr,
- rv->set_bits);
+ err = t3_mdio_write(phy, rv->mmd_addr, rv->reg_addr,
+ rv->set_bits);
else
err = t3_mdio_change_bits(phy, rv->mmd_addr,
rv->reg_addr, rv->clear_bits,
@@ -86,21 +99,54 @@ static int set_phy_regs(struct cphy *phy, const struct reg_val *rv)
static void ael100x_txon(struct cphy *phy)
{
- int tx_on_gpio = phy->addr == 0 ? F_GPIO7_OUT_VAL : F_GPIO2_OUT_VAL;
+ int tx_on_gpio =
+ phy->mdio.prtad == 0 ? F_GPIO7_OUT_VAL : F_GPIO2_OUT_VAL;
msleep(100);
t3_set_reg_field(phy->adapter, A_T3DBG_GPIO_EN, 0, tx_on_gpio);
msleep(30);
}
+/*
+ * Read an 8-bit word from a device attached to the PHY's i2c bus.
+ */
+static int ael_i2c_rd(struct cphy *phy, int dev_addr, int word_addr)
+{
+ int i, err;
+ unsigned int stat, data;
+
+ err = t3_mdio_write(phy, MDIO_MMD_PMAPMD, AEL_I2C_CTRL,
+ (dev_addr << 8) | (1 << 8) | word_addr);
+ if (err)
+ return err;
+
+ for (i = 0; i < 200; i++) {
+ msleep(1);
+ err = t3_mdio_read(phy, MDIO_MMD_PMAPMD, AEL_I2C_STAT, &stat);
+ if (err)
+ return err;
+ if ((stat & 3) == 1) {
+ err = t3_mdio_read(phy, MDIO_MMD_PMAPMD, AEL_I2C_DATA,
+ &data);
+ if (err)
+ return err;
+ return data >> 8;
+ }
+ }
+ CH_WARN(phy->adapter, "PHY %u i2c read of dev.addr %#x.%#x timed out\n",
+ phy->mdio.prtad, dev_addr, word_addr);
+ return -ETIMEDOUT;
+}
+
static int ael1002_power_down(struct cphy *phy, int enable)
{
int err;
- err = mdio_write(phy, MDIO_DEV_PMA_PMD, AEL100X_TX_DISABLE, !!enable);
+ err = t3_mdio_write(phy, MDIO_MMD_PMAPMD, MDIO_PMA_TXDIS, !!enable);
if (!err)
- err = t3_mdio_change_bits(phy, MDIO_DEV_PMA_PMD, MII_BMCR,
- BMCR_PDOWN, enable ? BMCR_PDOWN : 0);
+ err = mdio_set_flag(&phy->mdio, phy->mdio.prtad,
+ MDIO_MMD_PMAPMD, MDIO_CTRL1,
+ MDIO_CTRL1_LPOWER, enable);
return err;
}
@@ -109,11 +155,11 @@ static int ael1002_reset(struct cphy *phy, int wait)
int err;
if ((err = ael1002_power_down(phy, 0)) ||
- (err = mdio_write(phy, MDIO_DEV_PMA_PMD, AEL100X_TX_CONFIG1, 1)) ||
- (err = mdio_write(phy, MDIO_DEV_PMA_PMD, AEL1002_PWR_DOWN_HI, 0)) ||
- (err = mdio_write(phy, MDIO_DEV_PMA_PMD, AEL1002_PWR_DOWN_LO, 0)) ||
- (err = mdio_write(phy, MDIO_DEV_PMA_PMD, AEL1002_XFI_EQL, 0x18)) ||
- (err = t3_mdio_change_bits(phy, MDIO_DEV_PMA_PMD, AEL1002_LB_EN,
+ (err = t3_mdio_write(phy, MDIO_MMD_PMAPMD, AEL100X_TX_CONFIG1, 1)) ||
+ (err = t3_mdio_write(phy, MDIO_MMD_PMAPMD, AEL1002_PWR_DOWN_HI, 0)) ||
+ (err = t3_mdio_write(phy, MDIO_MMD_PMAPMD, AEL1002_PWR_DOWN_LO, 0)) ||
+ (err = t3_mdio_write(phy, MDIO_MMD_PMAPMD, AEL1002_XFI_EQL, 0x18)) ||
+ (err = t3_mdio_change_bits(phy, MDIO_MMD_PMAPMD, AEL1002_LB_EN,
0, 1 << 5)))
return err;
return 0;
@@ -132,12 +178,15 @@ static int get_link_status_r(struct cphy *phy, int *link_ok, int *speed,
{
if (link_ok) {
unsigned int stat0, stat1, stat2;
- int err = mdio_read(phy, MDIO_DEV_PMA_PMD, PMD_RSD, &stat0);
+ int err = t3_mdio_read(phy, MDIO_MMD_PMAPMD,
+ MDIO_PMA_RXDET, &stat0);
if (!err)
- err = mdio_read(phy, MDIO_DEV_PCS, PCS_STAT1_R, &stat1);
+ err = t3_mdio_read(phy, MDIO_MMD_PCS,
+ MDIO_PCS_10GBRT_STAT1, &stat1);
if (!err)
- err = mdio_read(phy, MDIO_DEV_XGXS, XS_LN_STAT, &stat2);
+ err = t3_mdio_read(phy, MDIO_MMD_PHYXS,
+ MDIO_PHYXS_LNSTAT, &stat2);
if (err)
return err;
*link_ok = (stat0 & stat1 & (stat2 >> 12)) & 1;
@@ -157,6 +206,7 @@ static struct cphy_ops ael1002_ops = {
.intr_handler = ael1002_intr_noop,
.get_link_status = get_link_status_r,
.power_down = ael1002_power_down,
+ .mmds = MDIO_DEVS_PMAPMD | MDIO_DEVS_PCS | MDIO_DEVS_PHYXS,
};
int t3_ael1002_phy_prep(struct cphy *phy, struct adapter *adapter,
@@ -171,13 +221,13 @@ int t3_ael1002_phy_prep(struct cphy *phy, struct adapter *adapter,
static int ael1006_reset(struct cphy *phy, int wait)
{
- return t3_phy_reset(phy, MDIO_DEV_PMA_PMD, wait);
+ return t3_phy_reset(phy, MDIO_MMD_PMAPMD, wait);
}
static int ael1006_power_down(struct cphy *phy, int enable)
{
- return t3_mdio_change_bits(phy, MDIO_DEV_PMA_PMD, MII_BMCR,
- BMCR_PDOWN, enable ? BMCR_PDOWN : 0);
+ return mdio_set_flag(&phy->mdio, phy->mdio.prtad, MDIO_MMD_PMAPMD,
+ MDIO_CTRL1, MDIO_CTRL1_LPOWER, enable);
}
static struct cphy_ops ael1006_ops = {
@@ -188,6 +238,7 @@ static struct cphy_ops ael1006_ops = {
.intr_handler = t3_phy_lasi_intr_handler,
.get_link_status = get_link_status_r,
.power_down = ael1006_power_down,
+ .mmds = MDIO_DEVS_PMAPMD | MDIO_DEVS_PCS | MDIO_DEVS_PHYXS,
};
int t3_ael1006_phy_prep(struct cphy *phy, struct adapter *adapter,
@@ -200,12 +251,57 @@ int t3_ael1006_phy_prep(struct cphy *phy, struct adapter *adapter,
return 0;
}
+/*
+ * Decode our module type.
+ */
+static int ael2xxx_get_module_type(struct cphy *phy, int delay_ms)
+{
+ int v;
+
+ if (delay_ms)
+ msleep(delay_ms);
+
+ /* see SFF-8472 for below */
+ v = ael_i2c_rd(phy, MODULE_DEV_ADDR, 3);
+ if (v < 0)
+ return v;
+
+ if (v == 0x10)
+ return phy_modtype_sr;
+ if (v == 0x20)
+ return phy_modtype_lr;
+ if (v == 0x40)
+ return phy_modtype_lrm;
+
+ v = ael_i2c_rd(phy, MODULE_DEV_ADDR, 6);
+ if (v < 0)
+ return v;
+ if (v != 4)
+ goto unknown;
+
+ v = ael_i2c_rd(phy, MODULE_DEV_ADDR, 10);
+ if (v < 0)
+ return v;
+
+ if (v & 0x80) {
+ v = ael_i2c_rd(phy, MODULE_DEV_ADDR, 0x12);
+ if (v < 0)
+ return v;
+ return v > 10 ? phy_modtype_twinax_long : phy_modtype_twinax;
+ }
+unknown:
+ return phy_modtype_unknown;
+}
+
+/*
+ * Code to support the Aeluros/NetLogic 2005 10Gb PHY.
+ */
static int ael2005_setup_sr_edc(struct cphy *phy)
{
static struct reg_val regs[] = {
- { MDIO_DEV_PMA_PMD, 0xc003, 0xffff, 0x181 },
- { MDIO_DEV_PMA_PMD, 0xc010, 0xffff, 0x448a },
- { MDIO_DEV_PMA_PMD, 0xc04a, 0xffff, 0x5200 },
+ { MDIO_MMD_PMAPMD, 0xc003, 0xffff, 0x181 },
+ { MDIO_MMD_PMAPMD, 0xc010, 0xffff, 0x448a },
+ { MDIO_MMD_PMAPMD, 0xc04a, 0xffff, 0x5200 },
{ 0, 0, 0, 0 }
};
static u16 sr_edc[] = {
@@ -490,8 +586,8 @@ static int ael2005_setup_sr_edc(struct cphy *phy)
msleep(50);
for (i = 0; i < ARRAY_SIZE(sr_edc) && !err; i += 2)
- err = mdio_write(phy, MDIO_DEV_PMA_PMD, sr_edc[i],
- sr_edc[i + 1]);
+ err = t3_mdio_write(phy, MDIO_MMD_PMAPMD, sr_edc[i],
+ sr_edc[i + 1]);
if (!err)
phy->priv = edc_sr;
return err;
@@ -500,12 +596,12 @@ static int ael2005_setup_sr_edc(struct cphy *phy)
static int ael2005_setup_twinax_edc(struct cphy *phy, int modtype)
{
static struct reg_val regs[] = {
- { MDIO_DEV_PMA_PMD, 0xc04a, 0xffff, 0x5a00 },
+ { MDIO_MMD_PMAPMD, 0xc04a, 0xffff, 0x5a00 },
{ 0, 0, 0, 0 }
};
static struct reg_val preemphasis[] = {
- { MDIO_DEV_PMA_PMD, 0xc014, 0xffff, 0xfe16 },
- { MDIO_DEV_PMA_PMD, 0xc015, 0xffff, 0xa000 },
+ { MDIO_MMD_PMAPMD, 0xc014, 0xffff, 0xfe16 },
+ { MDIO_MMD_PMAPMD, 0xc015, 0xffff, 0xa000 },
{ 0, 0, 0, 0 }
};
static u16 twinax_edc[] = {
@@ -887,132 +983,73 @@ static int ael2005_setup_twinax_edc(struct cphy *phy, int modtype)
msleep(50);
for (i = 0; i < ARRAY_SIZE(twinax_edc) && !err; i += 2)
- err = mdio_write(phy, MDIO_DEV_PMA_PMD, twinax_edc[i],
- twinax_edc[i + 1]);
+ err = t3_mdio_write(phy, MDIO_MMD_PMAPMD, twinax_edc[i],
+ twinax_edc[i + 1]);
if (!err)
phy->priv = edc_twinax;
return err;
}
-static int ael2005_i2c_rd(struct cphy *phy, int dev_addr, int word_addr)
-{
- int i, err;
- unsigned int stat, data;
-
- err = mdio_write(phy, MDIO_DEV_PMA_PMD, AEL_I2C_CTRL,
- (dev_addr << 8) | (1 << 8) | word_addr);
- if (err)
- return err;
-
- for (i = 0; i < 5; i++) {
- msleep(1);
- err = mdio_read(phy, MDIO_DEV_PMA_PMD, AEL_I2C_STAT, &stat);
- if (err)
- return err;
- if ((stat & 3) == 1) {
- err = mdio_read(phy, MDIO_DEV_PMA_PMD, AEL_I2C_DATA,
- &data);
- if (err)
- return err;
- return data >> 8;
- }
- }
- CH_WARN(phy->adapter, "PHY %u I2C read of addr %u timed out\n",
- phy->addr, word_addr);
- return -ETIMEDOUT;
-}
-
-static int get_module_type(struct cphy *phy, int delay_ms)
+static int ael2005_get_module_type(struct cphy *phy, int delay_ms)
{
int v;
unsigned int stat;
- v = mdio_read(phy, MDIO_DEV_PMA_PMD, AEL2005_GPIO_CTRL, &stat);
+ v = t3_mdio_read(phy, MDIO_MMD_PMAPMD, AEL2005_GPIO_CTRL, &stat);
if (v)
return v;
if (stat & (1 << 8)) /* module absent */
return phy_modtype_none;
- if (delay_ms)
- msleep(delay_ms);
-
- /* see SFF-8472 for below */
- v = ael2005_i2c_rd(phy, MODULE_DEV_ADDR, 3);
- if (v < 0)
- return v;
-
- if (v == 0x10)
- return phy_modtype_sr;
- if (v == 0x20)
- return phy_modtype_lr;
- if (v == 0x40)
- return phy_modtype_lrm;
-
- v = ael2005_i2c_rd(phy, MODULE_DEV_ADDR, 6);
- if (v < 0)
- return v;
- if (v != 4)
- goto unknown;
-
- v = ael2005_i2c_rd(phy, MODULE_DEV_ADDR, 10);
- if (v < 0)
- return v;
-
- if (v & 0x80) {
- v = ael2005_i2c_rd(phy, MODULE_DEV_ADDR, 0x12);
- if (v < 0)
- return v;
- return v > 10 ? phy_modtype_twinax_long : phy_modtype_twinax;
- }
-unknown:
- return phy_modtype_unknown;
+ return ael2xxx_get_module_type(phy, delay_ms);
}
static int ael2005_intr_enable(struct cphy *phy)
{
- int err = mdio_write(phy, MDIO_DEV_PMA_PMD, AEL2005_GPIO_CTRL, 0x200);
+ int err = t3_mdio_write(phy, MDIO_MMD_PMAPMD, AEL2005_GPIO_CTRL, 0x200);
return err ? err : t3_phy_lasi_intr_enable(phy);
}
static int ael2005_intr_disable(struct cphy *phy)
{
- int err = mdio_write(phy, MDIO_DEV_PMA_PMD, AEL2005_GPIO_CTRL, 0x100);
+ int err = t3_mdio_write(phy, MDIO_MMD_PMAPMD, AEL2005_GPIO_CTRL, 0x100);
return err ? err : t3_phy_lasi_intr_disable(phy);
}
static int ael2005_intr_clear(struct cphy *phy)
{
- int err = mdio_write(phy, MDIO_DEV_PMA_PMD, AEL2005_GPIO_CTRL, 0xd00);
+ int err = t3_mdio_write(phy, MDIO_MMD_PMAPMD, AEL2005_GPIO_CTRL, 0xd00);
return err ? err : t3_phy_lasi_intr_clear(phy);
}
static int ael2005_reset(struct cphy *phy, int wait)
{
static struct reg_val regs0[] = {
- { MDIO_DEV_PMA_PMD, 0xc001, 0, 1 << 5 },
- { MDIO_DEV_PMA_PMD, 0xc017, 0, 1 << 5 },
- { MDIO_DEV_PMA_PMD, 0xc013, 0xffff, 0xf341 },
- { MDIO_DEV_PMA_PMD, 0xc210, 0xffff, 0x8000 },
- { MDIO_DEV_PMA_PMD, 0xc210, 0xffff, 0x8100 },
- { MDIO_DEV_PMA_PMD, 0xc210, 0xffff, 0x8000 },
- { MDIO_DEV_PMA_PMD, 0xc210, 0xffff, 0 },
+ { MDIO_MMD_PMAPMD, 0xc001, 0, 1 << 5 },
+ { MDIO_MMD_PMAPMD, 0xc017, 0, 1 << 5 },
+ { MDIO_MMD_PMAPMD, 0xc013, 0xffff, 0xf341 },
+ { MDIO_MMD_PMAPMD, 0xc210, 0xffff, 0x8000 },
+ { MDIO_MMD_PMAPMD, 0xc210, 0xffff, 0x8100 },
+ { MDIO_MMD_PMAPMD, 0xc210, 0xffff, 0x8000 },
+ { MDIO_MMD_PMAPMD, 0xc210, 0xffff, 0 },
{ 0, 0, 0, 0 }
};
static struct reg_val regs1[] = {
- { MDIO_DEV_PMA_PMD, 0xca00, 0xffff, 0x0080 },
- { MDIO_DEV_PMA_PMD, 0xca12, 0xffff, 0 },
+ { MDIO_MMD_PMAPMD, 0xca00, 0xffff, 0x0080 },
+ { MDIO_MMD_PMAPMD, 0xca12, 0xffff, 0 },
{ 0, 0, 0, 0 }
};
int err;
unsigned int lasi_ctrl;
- err = mdio_read(phy, MDIO_DEV_PMA_PMD, LASI_CTRL, &lasi_ctrl);
+ err = t3_mdio_read(phy, MDIO_MMD_PMAPMD, MDIO_PMA_LASI_CTRL,
+ &lasi_ctrl);
if (err)
return err;
- err = t3_phy_reset(phy, MDIO_DEV_PMA_PMD, 0);
+ err = t3_phy_reset(phy, MDIO_MMD_PMAPMD, 0);
if (err)
return err;
@@ -1024,7 +1061,7 @@ static int ael2005_reset(struct cphy *phy, int wait)
msleep(50);
- err = get_module_type(phy, 0);
+ err = ael2005_get_module_type(phy, 0);
if (err < 0)
return err;
phy->modtype = err;
@@ -1051,18 +1088,18 @@ static int ael2005_intr_handler(struct cphy *phy)
unsigned int stat;
int ret, edc_needed, cause = 0;
- ret = mdio_read(phy, MDIO_DEV_PMA_PMD, AEL2005_GPIO_STAT, &stat);
+ ret = t3_mdio_read(phy, MDIO_MMD_PMAPMD, AEL2005_GPIO_STAT, &stat);
if (ret)
return ret;
if (stat & AEL2005_MODDET_IRQ) {
- ret = mdio_write(phy, MDIO_DEV_PMA_PMD, AEL2005_GPIO_CTRL,
- 0xd00);
+ ret = t3_mdio_write(phy, MDIO_MMD_PMAPMD, AEL2005_GPIO_CTRL,
+ 0xd00);
if (ret)
return ret;
/* modules have max 300 ms init time after hot plug */
- ret = get_module_type(phy, 300);
+ ret = ael2005_get_module_type(phy, 300);
if (ret < 0)
return ret;
@@ -1098,6 +1135,7 @@ static struct cphy_ops ael2005_ops = {
.intr_handler = ael2005_intr_handler,
.get_link_status = get_link_status_r,
.power_down = ael1002_power_down,
+ .mmds = MDIO_DEVS_PMAPMD | MDIO_DEVS_PCS | MDIO_DEVS_PHYXS,
};
int t3_ael2005_phy_prep(struct cphy *phy, struct adapter *adapter,
@@ -1107,11 +1145,667 @@ int t3_ael2005_phy_prep(struct cphy *phy, struct adapter *adapter,
SUPPORTED_10000baseT_Full | SUPPORTED_AUI | SUPPORTED_FIBRE |
SUPPORTED_IRQ, "10GBASE-R");
msleep(125);
- return t3_mdio_change_bits(phy, MDIO_DEV_PMA_PMD, AEL_OPT_SETTINGS, 0,
+ return t3_mdio_change_bits(phy, MDIO_MMD_PMAPMD, AEL_OPT_SETTINGS, 0,
1 << 5);
}
/*
+ * Setup EDC and other parameters for operation with an optical module.
+ */
+static int ael2020_setup_sr_edc(struct cphy *phy)
+{
+ static struct reg_val regs[] = {
+ /* set CDR offset to 10 */
+ { MDIO_MMD_PMAPMD, 0xcc01, 0xffff, 0x488a },
+
+ /* adjust 10G RX bias current */
+ { MDIO_MMD_PMAPMD, 0xcb1b, 0xffff, 0x0200 },
+ { MDIO_MMD_PMAPMD, 0xcb1c, 0xffff, 0x00f0 },
+ { MDIO_MMD_PMAPMD, 0xcc06, 0xffff, 0x00e0 },
+
+ /* end */
+ { 0, 0, 0, 0 }
+ };
+ int err;
+
+ err = set_phy_regs(phy, regs);
+ msleep(50);
+ if (err)
+ return err;
+
+ phy->priv = edc_sr;
+ return 0;
+}
+
+/*
+ * Setup EDC and other parameters for operation with an TWINAX module.
+ */
+static int ael2020_setup_twinax_edc(struct cphy *phy, int modtype)
+{
+ /* set uC to 40MHz */
+ static struct reg_val uCclock40MHz[] = {
+ { MDIO_MMD_PMAPMD, 0xff28, 0xffff, 0x4001 },
+ { MDIO_MMD_PMAPMD, 0xff2a, 0xffff, 0x0002 },
+ { 0, 0, 0, 0 }
+ };
+
+ /* activate uC clock */
+ static struct reg_val uCclockActivate[] = {
+ { MDIO_MMD_PMAPMD, 0xd000, 0xffff, 0x5200 },
+ { 0, 0, 0, 0 }
+ };
+
+ /* set PC to start of SRAM and activate uC */
+ static struct reg_val uCactivate[] = {
+ { MDIO_MMD_PMAPMD, 0xd080, 0xffff, 0x0100 },
+ { MDIO_MMD_PMAPMD, 0xd092, 0xffff, 0x0000 },
+ { 0, 0, 0, 0 }
+ };
+
+ /* TWINAX EDC firmware */
+ static u16 twinax_edc[] = {
+ 0xd800, 0x4009,
+ 0xd801, 0x2fff,
+ 0xd802, 0x300f,
+ 0xd803, 0x40aa,
+ 0xd804, 0x401c,
+ 0xd805, 0x401e,
+ 0xd806, 0x2ff4,
+ 0xd807, 0x3dc4,
+ 0xd808, 0x2035,
+ 0xd809, 0x3035,
+ 0xd80a, 0x6524,
+ 0xd80b, 0x2cb2,
+ 0xd80c, 0x3012,
+ 0xd80d, 0x1002,
+ 0xd80e, 0x26e2,
+ 0xd80f, 0x3022,
+ 0xd810, 0x1002,
+ 0xd811, 0x27d2,
+ 0xd812, 0x3022,
+ 0xd813, 0x1002,
+ 0xd814, 0x2822,
+ 0xd815, 0x3012,
+ 0xd816, 0x1002,
+ 0xd817, 0x2492,
+ 0xd818, 0x3022,
+ 0xd819, 0x1002,
+ 0xd81a, 0x2772,
+ 0xd81b, 0x3012,
+ 0xd81c, 0x1002,
+ 0xd81d, 0x23d2,
+ 0xd81e, 0x3022,
+ 0xd81f, 0x1002,
+ 0xd820, 0x22cd,
+ 0xd821, 0x301d,
+ 0xd822, 0x27f2,
+ 0xd823, 0x3022,
+ 0xd824, 0x1002,
+ 0xd825, 0x5553,
+ 0xd826, 0x0307,
+ 0xd827, 0x2522,
+ 0xd828, 0x3022,
+ 0xd829, 0x1002,
+ 0xd82a, 0x2142,
+ 0xd82b, 0x3012,
+ 0xd82c, 0x1002,
+ 0xd82d, 0x4016,
+ 0xd82e, 0x5e63,
+ 0xd82f, 0x0344,
+ 0xd830, 0x2142,
+ 0xd831, 0x3012,
+ 0xd832, 0x1002,
+ 0xd833, 0x400e,
+ 0xd834, 0x2522,
+ 0xd835, 0x3022,
+ 0xd836, 0x1002,
+ 0xd837, 0x2b52,
+ 0xd838, 0x3012,
+ 0xd839, 0x1002,
+ 0xd83a, 0x2742,
+ 0xd83b, 0x3022,
+ 0xd83c, 0x1002,
+ 0xd83d, 0x25e2,
+ 0xd83e, 0x3022,
+ 0xd83f, 0x1002,
+ 0xd840, 0x2fa4,
+ 0xd841, 0x3dc4,
+ 0xd842, 0x6624,
+ 0xd843, 0x414b,
+ 0xd844, 0x56b3,
+ 0xd845, 0x03c6,
+ 0xd846, 0x866b,
+ 0xd847, 0x400c,
+ 0xd848, 0x2712,
+ 0xd849, 0x3012,
+ 0xd84a, 0x1002,
+ 0xd84b, 0x2c4b,
+ 0xd84c, 0x309b,
+ 0xd84d, 0x56b3,
+ 0xd84e, 0x03c3,
+ 0xd84f, 0x866b,
+ 0xd850, 0x400c,
+ 0xd851, 0x2272,
+ 0xd852, 0x3022,
+ 0xd853, 0x1002,
+ 0xd854, 0x2742,
+ 0xd855, 0x3022,
+ 0xd856, 0x1002,
+ 0xd857, 0x25e2,
+ 0xd858, 0x3022,
+ 0xd859, 0x1002,
+ 0xd85a, 0x2fb4,
+ 0xd85b, 0x3dc4,
+ 0xd85c, 0x6624,
+ 0xd85d, 0x56b3,
+ 0xd85e, 0x03c3,
+ 0xd85f, 0x866b,
+ 0xd860, 0x401c,
+ 0xd861, 0x2c45,
+ 0xd862, 0x3095,
+ 0xd863, 0x5b53,
+ 0xd864, 0x2372,
+ 0xd865, 0x3012,
+ 0xd866, 0x13c2,
+ 0xd867, 0x5cc3,
+ 0xd868, 0x2712,
+ 0xd869, 0x3012,
+ 0xd86a, 0x1312,
+ 0xd86b, 0x2b52,
+ 0xd86c, 0x3012,
+ 0xd86d, 0x1002,
+ 0xd86e, 0x2742,
+ 0xd86f, 0x3022,
+ 0xd870, 0x1002,
+ 0xd871, 0x2582,
+ 0xd872, 0x3022,
+ 0xd873, 0x1002,
+ 0xd874, 0x2142,
+ 0xd875, 0x3012,
+ 0xd876, 0x1002,
+ 0xd877, 0x628f,
+ 0xd878, 0x2985,
+ 0xd879, 0x33a5,
+ 0xd87a, 0x25e2,
+ 0xd87b, 0x3022,
+ 0xd87c, 0x1002,
+ 0xd87d, 0x5653,
+ 0xd87e, 0x03d2,
+ 0xd87f, 0x401e,
+ 0xd880, 0x6f72,
+ 0xd881, 0x1002,
+ 0xd882, 0x628f,
+ 0xd883, 0x2304,
+ 0xd884, 0x3c84,
+ 0xd885, 0x6436,
+ 0xd886, 0xdff4,
+ 0xd887, 0x6436,
+ 0xd888, 0x2ff5,
+ 0xd889, 0x3005,
+ 0xd88a, 0x8656,
+ 0xd88b, 0xdfba,
+ 0xd88c, 0x56a3,
+ 0xd88d, 0xd05a,
+ 0xd88e, 0x2972,
+ 0xd88f, 0x3012,
+ 0xd890, 0x1392,
+ 0xd891, 0xd05a,
+ 0xd892, 0x56a3,
+ 0xd893, 0xdfba,
+ 0xd894, 0x0383,
+ 0xd895, 0x6f72,
+ 0xd896, 0x1002,
+ 0xd897, 0x2b45,
+ 0xd898, 0x3005,
+ 0xd899, 0x4178,
+ 0xd89a, 0x5653,
+ 0xd89b, 0x0384,
+ 0xd89c, 0x2a62,
+ 0xd89d, 0x3012,
+ 0xd89e, 0x1002,
+ 0xd89f, 0x2f05,
+ 0xd8a0, 0x3005,
+ 0xd8a1, 0x41c8,
+ 0xd8a2, 0x5653,
+ 0xd8a3, 0x0382,
+ 0xd8a4, 0x0002,
+ 0xd8a5, 0x4218,
+ 0xd8a6, 0x2474,
+ 0xd8a7, 0x3c84,
+ 0xd8a8, 0x6437,
+ 0xd8a9, 0xdff4,
+ 0xd8aa, 0x6437,
+ 0xd8ab, 0x2ff5,
+ 0xd8ac, 0x3c05,
+ 0xd8ad, 0x8757,
+ 0xd8ae, 0xb888,
+ 0xd8af, 0x9787,
+ 0xd8b0, 0xdff4,
+ 0xd8b1, 0x6724,
+ 0xd8b2, 0x866a,
+ 0xd8b3, 0x6f72,
+ 0xd8b4, 0x1002,
+ 0xd8b5, 0x2641,
+ 0xd8b6, 0x3021,
+ 0xd8b7, 0x1001,
+ 0xd8b8, 0xc620,
+ 0xd8b9, 0x0000,
+ 0xd8ba, 0xc621,
+ 0xd8bb, 0x0000,
+ 0xd8bc, 0xc622,
+ 0xd8bd, 0x00ce,
+ 0xd8be, 0xc623,
+ 0xd8bf, 0x007f,
+ 0xd8c0, 0xc624,
+ 0xd8c1, 0x0032,
+ 0xd8c2, 0xc625,
+ 0xd8c3, 0x0000,
+ 0xd8c4, 0xc627,
+ 0xd8c5, 0x0000,
+ 0xd8c6, 0xc628,
+ 0xd8c7, 0x0000,
+ 0xd8c8, 0xc62c,
+ 0xd8c9, 0x0000,
+ 0xd8ca, 0x0000,
+ 0xd8cb, 0x2641,
+ 0xd8cc, 0x3021,
+ 0xd8cd, 0x1001,
+ 0xd8ce, 0xc502,
+ 0xd8cf, 0x53ac,
+ 0xd8d0, 0xc503,
+ 0xd8d1, 0x2cd3,
+ 0xd8d2, 0xc600,
+ 0xd8d3, 0x2a6e,
+ 0xd8d4, 0xc601,
+ 0xd8d5, 0x2a2c,
+ 0xd8d6, 0xc605,
+ 0xd8d7, 0x5557,
+ 0xd8d8, 0xc60c,
+ 0xd8d9, 0x5400,
+ 0xd8da, 0xc710,
+ 0xd8db, 0x0700,
+ 0xd8dc, 0xc711,
+ 0xd8dd, 0x0f06,
+ 0xd8de, 0xc718,
+ 0xd8df, 0x0700,
+ 0xd8e0, 0xc719,
+ 0xd8e1, 0x0f06,
+ 0xd8e2, 0xc720,
+ 0xd8e3, 0x4700,
+ 0xd8e4, 0xc721,
+ 0xd8e5, 0x0f06,
+ 0xd8e6, 0xc728,
+ 0xd8e7, 0x0700,
+ 0xd8e8, 0xc729,
+ 0xd8e9, 0x1207,
+ 0xd8ea, 0xc801,
+ 0xd8eb, 0x7f50,
+ 0xd8ec, 0xc802,
+ 0xd8ed, 0x7760,
+ 0xd8ee, 0xc803,
+ 0xd8ef, 0x7fce,
+ 0xd8f0, 0xc804,
+ 0xd8f1, 0x520e,
+ 0xd8f2, 0xc805,
+ 0xd8f3, 0x5c11,
+ 0xd8f4, 0xc806,
+ 0xd8f5, 0x3c51,
+ 0xd8f6, 0xc807,
+ 0xd8f7, 0x4061,
+ 0xd8f8, 0xc808,
+ 0xd8f9, 0x49c1,
+ 0xd8fa, 0xc809,
+ 0xd8fb, 0x3840,
+ 0xd8fc, 0xc80a,
+ 0xd8fd, 0x0000,
+ 0xd8fe, 0xc821,
+ 0xd8ff, 0x0002,
+ 0xd900, 0xc822,
+ 0xd901, 0x0046,
+ 0xd902, 0xc844,
+ 0xd903, 0x182f,
+ 0xd904, 0xc013,
+ 0xd905, 0xf341,
+ 0xd906, 0xc084,
+ 0xd907, 0x0030,
+ 0xd908, 0xc904,
+ 0xd909, 0x1401,
+ 0xd90a, 0xcb0c,
+ 0xd90b, 0x0004,
+ 0xd90c, 0xcb0e,
+ 0xd90d, 0xa00a,
+ 0xd90e, 0xcb0f,
+ 0xd90f, 0xc0c0,
+ 0xd910, 0xcb10,
+ 0xd911, 0xc0c0,
+ 0xd912, 0xcb11,
+ 0xd913, 0x00a0,
+ 0xd914, 0xcb12,
+ 0xd915, 0x0007,
+ 0xd916, 0xc241,
+ 0xd917, 0xa000,
+ 0xd918, 0xc243,
+ 0xd919, 0x7fe0,
+ 0xd91a, 0xc604,
+ 0xd91b, 0x000e,
+ 0xd91c, 0xc609,
+ 0xd91d, 0x00f5,
+ 0xd91e, 0xc611,
+ 0xd91f, 0x000e,
+ 0xd920, 0xc660,
+ 0xd921, 0x9600,
+ 0xd922, 0xc687,
+ 0xd923, 0x0004,
+ 0xd924, 0xc60a,
+ 0xd925, 0x04f5,
+ 0xd926, 0x0000,
+ 0xd927, 0x2641,
+ 0xd928, 0x3021,
+ 0xd929, 0x1001,
+ 0xd92a, 0xc620,
+ 0xd92b, 0x14e5,
+ 0xd92c, 0xc621,
+ 0xd92d, 0xc53d,
+ 0xd92e, 0xc622,
+ 0xd92f, 0x3cbe,
+ 0xd930, 0xc623,
+ 0xd931, 0x4452,
+ 0xd932, 0xc624,
+ 0xd933, 0xc5c5,
+ 0xd934, 0xc625,
+ 0xd935, 0xe01e,
+ 0xd936, 0xc627,
+ 0xd937, 0x0000,
+ 0xd938, 0xc628,
+ 0xd939, 0x0000,
+ 0xd93a, 0xc62c,
+ 0xd93b, 0x0000,
+ 0xd93c, 0x0000,
+ 0xd93d, 0x2b84,
+ 0xd93e, 0x3c74,
+ 0xd93f, 0x6435,
+ 0xd940, 0xdff4,
+ 0xd941, 0x6435,
+ 0xd942, 0x2806,
+ 0xd943, 0x3006,
+ 0xd944, 0x8565,
+ 0xd945, 0x2b24,
+ 0xd946, 0x3c24,
+ 0xd947, 0x6436,
+ 0xd948, 0x1002,
+ 0xd949, 0x2b24,
+ 0xd94a, 0x3c24,
+ 0xd94b, 0x6436,
+ 0xd94c, 0x4045,
+ 0xd94d, 0x8656,
+ 0xd94e, 0x5663,
+ 0xd94f, 0x0302,
+ 0xd950, 0x401e,
+ 0xd951, 0x1002,
+ 0xd952, 0x2807,
+ 0xd953, 0x31a7,
+ 0xd954, 0x20c4,
+ 0xd955, 0x3c24,
+ 0xd956, 0x6724,
+ 0xd957, 0x1002,
+ 0xd958, 0x2807,
+ 0xd959, 0x3187,
+ 0xd95a, 0x20c4,
+ 0xd95b, 0x3c24,
+ 0xd95c, 0x6724,
+ 0xd95d, 0x1002,
+ 0xd95e, 0x24f4,
+ 0xd95f, 0x3c64,
+ 0xd960, 0x6436,
+ 0xd961, 0xdff4,
+ 0xd962, 0x6436,
+ 0xd963, 0x1002,
+ 0xd964, 0x2006,
+ 0xd965, 0x3d76,
+ 0xd966, 0xc161,
+ 0xd967, 0x6134,
+ 0xd968, 0x6135,
+ 0xd969, 0x5443,
+ 0xd96a, 0x0303,
+ 0xd96b, 0x6524,
+ 0xd96c, 0x00fb,
+ 0xd96d, 0x1002,
+ 0xd96e, 0x20d4,
+ 0xd96f, 0x3c24,
+ 0xd970, 0x2025,
+ 0xd971, 0x3005,
+ 0xd972, 0x6524,
+ 0xd973, 0x1002,
+ 0xd974, 0xd019,
+ 0xd975, 0x2104,
+ 0xd976, 0x3c24,
+ 0xd977, 0x2105,
+ 0xd978, 0x3805,
+ 0xd979, 0x6524,
+ 0xd97a, 0xdff4,
+ 0xd97b, 0x4005,
+ 0xd97c, 0x6524,
+ 0xd97d, 0x2e8d,
+ 0xd97e, 0x303d,
+ 0xd97f, 0x2408,
+ 0xd980, 0x35d8,
+ 0xd981, 0x5dd3,
+ 0xd982, 0x0307,
+ 0xd983, 0x8887,
+ 0xd984, 0x63a7,
+ 0xd985, 0x8887,
+ 0xd986, 0x63a7,
+ 0xd987, 0xdffd,
+ 0xd988, 0x00f9,
+ 0xd989, 0x1002,
+ 0xd98a, 0x0000,
+ };
+ int i, err;
+
+ /* set uC clock and activate it */
+ err = set_phy_regs(phy, uCclock40MHz);
+ msleep(500);
+ if (err)
+ return err;
+ err = set_phy_regs(phy, uCclockActivate);
+ msleep(500);
+ if (err)
+ return err;
+
+ /* write TWINAX EDC firmware into PHY */
+ for (i = 0; i < ARRAY_SIZE(twinax_edc) && !err; i += 2)
+ err = t3_mdio_write(phy, MDIO_MMD_PMAPMD, twinax_edc[i],
+ twinax_edc[i + 1]);
+ /* activate uC */
+ err = set_phy_regs(phy, uCactivate);
+ if (!err)
+ phy->priv = edc_twinax;
+ return err;
+}
+
+/*
+ * Return Module Type.
+ */
+static int ael2020_get_module_type(struct cphy *phy, int delay_ms)
+{
+ int v;
+ unsigned int stat;
+
+ v = t3_mdio_read(phy, MDIO_MMD_PMAPMD, AEL2020_GPIO_STAT, &stat);
+ if (v)
+ return v;
+
+ if (stat & (0x1 << (AEL2020_GPIO_MODDET*4))) {
+ /* module absent */
+ return phy_modtype_none;
+ }
+
+ return ael2xxx_get_module_type(phy, delay_ms);
+}
+
+/*
+ * Enable PHY interrupts. We enable "Module Detection" interrupts (on any
+ * state transition) and then generic Link Alarm Status Interrupt (LASI).
+ */
+static int ael2020_intr_enable(struct cphy *phy)
+{
+ int err = t3_mdio_write(phy, MDIO_MMD_PMAPMD, AEL2020_GPIO_CTRL,
+ 0x2 << (AEL2020_GPIO_MODDET*4));
+ return err ? err : t3_phy_lasi_intr_enable(phy);
+}
+
+/*
+ * Disable PHY interrupts. The mirror of the above ...
+ */
+static int ael2020_intr_disable(struct cphy *phy)
+{
+ int err = t3_mdio_write(phy, MDIO_MMD_PMAPMD, AEL2020_GPIO_CTRL,
+ 0x1 << (AEL2020_GPIO_MODDET*4));
+ return err ? err : t3_phy_lasi_intr_disable(phy);
+}
+
+/*
+ * Clear PHY interrupt state.
+ */
+static int ael2020_intr_clear(struct cphy *phy)
+{
+ /*
+ * The GPIO Interrupt register on the AEL2020 is a "Latching High"
+ * (LH) register which is cleared to the current state when it's read.
+ * Thus, we simply read the register and discard the result.
+ */
+ unsigned int stat;
+ int err = t3_mdio_read(phy, MDIO_MMD_PMAPMD, AEL2020_GPIO_INTR, &stat);
+ return err ? err : t3_phy_lasi_intr_clear(phy);
+}
+
+/*
+ * Reset the PHY and put it into a canonical operating state.
+ */
+static int ael2020_reset(struct cphy *phy, int wait)
+{
+ static struct reg_val regs0[] = {
+ /* Erratum #2: CDRLOL asserted, causing PMA link down status */
+ { MDIO_MMD_PMAPMD, 0xc003, 0xffff, 0x3101 },
+
+ /* force XAUI to send LF when RX_LOS is asserted */
+ { MDIO_MMD_PMAPMD, 0xcd40, 0xffff, 0x0001 },
+
+ /* RX_LOS pin is active high */
+ { MDIO_MMD_PMAPMD, AEL_OPT_SETTINGS,
+ 0x0020, 0x0020 },
+
+ /* output Module's Loss Of Signal (LOS) to LED */
+ { MDIO_MMD_PMAPMD, AEL2020_GPIO_CFG+AEL2020_GPIO_LSTAT,
+ 0xffff, 0x0004 },
+ { MDIO_MMD_PMAPMD, AEL2020_GPIO_CTRL,
+ 0xffff, 0x8 << (AEL2020_GPIO_LSTAT*4) },
+
+ /* end */
+ { 0, 0, 0, 0 }
+ };
+ int err;
+ unsigned int lasi_ctrl;
+
+ /* grab current interrupt state */
+ err = t3_mdio_read(phy, MDIO_MMD_PMAPMD, MDIO_PMA_LASI_CTRL,
+ &lasi_ctrl);
+ if (err)
+ return err;
+
+ err = t3_phy_reset(phy, MDIO_MMD_PMAPMD, 125);
+ if (err)
+ return err;
+ msleep(100);
+
+ /* basic initialization for all module types */
+ phy->priv = edc_none;
+ err = set_phy_regs(phy, regs0);
+ if (err)
+ return err;
+
+ /* determine module type and perform appropriate initialization */
+ err = ael2020_get_module_type(phy, 0);
+ if (err < 0)
+ return err;
+ phy->modtype = (u8)err;
+ if (err == phy_modtype_twinax || err == phy_modtype_twinax_long)
+ err = ael2020_setup_twinax_edc(phy, err);
+ else
+ err = ael2020_setup_sr_edc(phy);
+ if (err)
+ return err;
+
+ /* reset wipes out interrupts, reenable them if they were on */
+ if (lasi_ctrl & 1)
+ err = ael2005_intr_enable(phy);
+ return err;
+}
+
+/*
+ * Handle a PHY interrupt.
+ */
+static int ael2020_intr_handler(struct cphy *phy)
+{
+ unsigned int stat;
+ int ret, edc_needed, cause = 0;
+
+ ret = t3_mdio_read(phy, MDIO_MMD_PMAPMD, AEL2020_GPIO_INTR, &stat);
+ if (ret)
+ return ret;
+
+ if (stat & (0x1 << AEL2020_GPIO_MODDET)) {
+ /* modules have max 300 ms init time after hot plug */
+ ret = ael2020_get_module_type(phy, 300);
+ if (ret < 0)
+ return ret;
+
+ phy->modtype = (u8)ret;
+ if (ret == phy_modtype_none)
+ edc_needed = phy->priv; /* on unplug retain EDC */
+ else if (ret == phy_modtype_twinax ||
+ ret == phy_modtype_twinax_long)
+ edc_needed = edc_twinax;
+ else
+ edc_needed = edc_sr;
+
+ if (edc_needed != phy->priv) {
+ ret = ael2020_reset(phy, 0);
+ return ret ? ret : cphy_cause_module_change;
+ }
+ cause = cphy_cause_module_change;
+ }
+
+ ret = t3_phy_lasi_intr_handler(phy);
+ if (ret < 0)
+ return ret;
+
+ ret |= cause;
+ return ret ? ret : cphy_cause_link_change;
+}
+
+static struct cphy_ops ael2020_ops = {
+ .reset = ael2020_reset,
+ .intr_enable = ael2020_intr_enable,
+ .intr_disable = ael2020_intr_disable,
+ .intr_clear = ael2020_intr_clear,
+ .intr_handler = ael2020_intr_handler,
+ .get_link_status = get_link_status_r,
+ .power_down = ael1002_power_down,
+ .mmds = MDIO_DEVS_PMAPMD | MDIO_DEVS_PCS | MDIO_DEVS_PHYXS,
+};
+
+int t3_ael2020_phy_prep(struct cphy *phy, struct adapter *adapter, int phy_addr,
+ const struct mdio_ops *mdio_ops)
+{
+ cphy_init(phy, adapter, phy_addr, &ael2020_ops, mdio_ops,
+ SUPPORTED_10000baseT_Full | SUPPORTED_AUI | SUPPORTED_FIBRE |
+ SUPPORTED_IRQ, "10GBASE-R");
+ msleep(125);
+ return 0;
+}
+
+/*
* Get link status for a 10GBASE-X device.
*/
static int get_link_status_x(struct cphy *phy, int *link_ok, int *speed,
@@ -1119,12 +1813,15 @@ static int get_link_status_x(struct cphy *phy, int *link_ok, int *speed,
{
if (link_ok) {
unsigned int stat0, stat1, stat2;
- int err = mdio_read(phy, MDIO_DEV_PMA_PMD, PMD_RSD, &stat0);
+ int err = t3_mdio_read(phy, MDIO_MMD_PMAPMD,
+ MDIO_PMA_RXDET, &stat0);
if (!err)
- err = mdio_read(phy, MDIO_DEV_PCS, PCS_STAT1_X, &stat1);
+ err = t3_mdio_read(phy, MDIO_MMD_PCS,
+ MDIO_PCS_10GBX_STAT1, &stat1);
if (!err)
- err = mdio_read(phy, MDIO_DEV_XGXS, XS_LN_STAT, &stat2);
+ err = t3_mdio_read(phy, MDIO_MMD_PHYXS,
+ MDIO_PHYXS_LNSTAT, &stat2);
if (err)
return err;
*link_ok = (stat0 & (stat1 >> 12) & (stat2 >> 12)) & 1;
@@ -1144,6 +1841,7 @@ static struct cphy_ops qt2045_ops = {
.intr_handler = t3_phy_lasi_intr_handler,
.get_link_status = get_link_status_x,
.power_down = ael1006_power_down,
+ .mmds = MDIO_DEVS_PMAPMD | MDIO_DEVS_PCS | MDIO_DEVS_PHYXS,
};
int t3_qt2045_phy_prep(struct cphy *phy, struct adapter *adapter,
@@ -1159,9 +1857,10 @@ int t3_qt2045_phy_prep(struct cphy *phy, struct adapter *adapter,
* Some cards where the PHY is supposed to be at address 0 actually
* have it at 1.
*/
- if (!phy_addr && !mdio_read(phy, MDIO_DEV_PMA_PMD, MII_BMSR, &stat) &&
+ if (!phy_addr &&
+ !t3_mdio_read(phy, MDIO_MMD_PMAPMD, MDIO_STAT1, &stat) &&
stat == 0xffff)
- phy->addr = 1;
+ phy->mdio.prtad = 1;
return 0;
}
@@ -1175,15 +1874,16 @@ static int xaui_direct_get_link_status(struct cphy *phy, int *link_ok,
{
if (link_ok) {
unsigned int status;
+ int prtad = phy->mdio.prtad;
status = t3_read_reg(phy->adapter,
- XGM_REG(A_XGM_SERDES_STAT0, phy->addr)) |
+ XGM_REG(A_XGM_SERDES_STAT0, prtad)) |
t3_read_reg(phy->adapter,
- XGM_REG(A_XGM_SERDES_STAT1, phy->addr)) |
+ XGM_REG(A_XGM_SERDES_STAT1, prtad)) |
t3_read_reg(phy->adapter,
- XGM_REG(A_XGM_SERDES_STAT2, phy->addr)) |
+ XGM_REG(A_XGM_SERDES_STAT2, prtad)) |
t3_read_reg(phy->adapter,
- XGM_REG(A_XGM_SERDES_STAT3, phy->addr));
+ XGM_REG(A_XGM_SERDES_STAT3, prtad));
*link_ok = !(status & F_LOWSIG0);
}
if (speed)
@@ -1211,7 +1911,7 @@ static struct cphy_ops xaui_direct_ops = {
int t3_xaui_direct_phy_prep(struct cphy *phy, struct adapter *adapter,
int phy_addr, const struct mdio_ops *mdio_ops)
{
- cphy_init(phy, adapter, phy_addr, &xaui_direct_ops, mdio_ops,
+ cphy_init(phy, adapter, MDIO_PRTAD_NONE, &xaui_direct_ops, mdio_ops,
SUPPORTED_10000baseT_Full | SUPPORTED_AUI | SUPPORTED_TP,
"10GBASE-CX4");
return 0;
diff --git a/drivers/net/cxgb3/aq100x.c b/drivers/net/cxgb3/aq100x.c
new file mode 100644
index 00000000000..b1fd5bf836e
--- /dev/null
+++ b/drivers/net/cxgb3/aq100x.c
@@ -0,0 +1,355 @@
+/*
+ * Copyright (c) 2005-2008 Chelsio, Inc. All rights reserved.
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include "common.h"
+#include "regs.h"
+
+enum {
+ /* MDIO_DEV_PMA_PMD registers */
+ AQ_LINK_STAT = 0xe800,
+ AQ_IMASK_PMA = 0xf000,
+
+ /* MDIO_DEV_XGXS registers */
+ AQ_XAUI_RX_CFG = 0xc400,
+ AQ_XAUI_TX_CFG = 0xe400,
+
+ /* MDIO_DEV_ANEG registers */
+ AQ_1G_CTRL = 0xc400,
+ AQ_ANEG_STAT = 0xc800,
+
+ /* MDIO_DEV_VEND1 registers */
+ AQ_FW_VERSION = 0x0020,
+ AQ_IFLAG_GLOBAL = 0xfc00,
+ AQ_IMASK_GLOBAL = 0xff00,
+};
+
+enum {
+ IMASK_PMA = 1 << 2,
+ IMASK_GLOBAL = 1 << 15,
+ ADV_1G_FULL = 1 << 15,
+ ADV_1G_HALF = 1 << 14,
+ ADV_10G_FULL = 1 << 12,
+ AQ_RESET = (1 << 14) | (1 << 15),
+ AQ_LOWPOWER = 1 << 12,
+};
+
+static int aq100x_reset(struct cphy *phy, int wait)
+{
+ /*
+ * Ignore the caller specified wait time; always wait for the reset to
+ * complete. Can take up to 3s.
+ */
+ int err = t3_phy_reset(phy, MDIO_MMD_VEND1, 3000);
+
+ if (err)
+ CH_WARN(phy->adapter, "PHY%d: reset failed (0x%x).\n",
+ phy->mdio.prtad, err);
+
+ return err;
+}
+
+static int aq100x_intr_enable(struct cphy *phy)
+{
+ int err = t3_mdio_write(phy, MDIO_MMD_PMAPMD, AQ_IMASK_PMA, IMASK_PMA);
+ if (err)
+ return err;
+
+ err = t3_mdio_write(phy, MDIO_MMD_VEND1, AQ_IMASK_GLOBAL, IMASK_GLOBAL);
+ return err;
+}
+
+static int aq100x_intr_disable(struct cphy *phy)
+{
+ return t3_mdio_write(phy, MDIO_MMD_VEND1, AQ_IMASK_GLOBAL, 0);
+}
+
+static int aq100x_intr_clear(struct cphy *phy)
+{
+ unsigned int v;
+
+ t3_mdio_read(phy, MDIO_MMD_VEND1, AQ_IFLAG_GLOBAL, &v);
+ t3_mdio_read(phy, MDIO_MMD_PMAPMD, MDIO_STAT1, &v);
+
+ return 0;
+}
+
+static int aq100x_intr_handler(struct cphy *phy)
+{
+ int err;
+ unsigned int cause, v;
+
+ err = t3_mdio_read(phy, MDIO_MMD_VEND1, AQ_IFLAG_GLOBAL, &cause);
+ if (err)
+ return err;
+
+ /* Read (and reset) the latching version of the status */
+ t3_mdio_read(phy, MDIO_MMD_PMAPMD, MDIO_STAT1, &v);
+
+ return cphy_cause_link_change;
+}
+
+static int aq100x_power_down(struct cphy *phy, int off)
+{
+ return mdio_set_flag(&phy->mdio, phy->mdio.prtad,
+ MDIO_MMD_PMAPMD, MDIO_CTRL1,
+ MDIO_CTRL1_LPOWER, off);
+}
+
+static int aq100x_autoneg_enable(struct cphy *phy)
+{
+ int err;
+
+ err = aq100x_power_down(phy, 0);
+ if (!err)
+ err = mdio_set_flag(&phy->mdio, phy->mdio.prtad,
+ MDIO_MMD_AN, MDIO_CTRL1,
+ BMCR_ANENABLE | BMCR_ANRESTART, 1);
+
+ return err;
+}
+
+static int aq100x_autoneg_restart(struct cphy *phy)
+{
+ int err;
+
+ err = aq100x_power_down(phy, 0);
+ if (!err)
+ err = mdio_set_flag(&phy->mdio, phy->mdio.prtad,
+ MDIO_MMD_AN, MDIO_CTRL1,
+ BMCR_ANENABLE | BMCR_ANRESTART, 1);
+
+ return err;
+}
+
+static int aq100x_advertise(struct cphy *phy, unsigned int advertise_map)
+{
+ unsigned int adv;
+ int err;
+
+ /* 10G advertisement */
+ adv = 0;
+ if (advertise_map & ADVERTISED_10000baseT_Full)
+ adv |= ADV_10G_FULL;
+ err = t3_mdio_change_bits(phy, MDIO_MMD_AN, MDIO_AN_10GBT_CTRL,
+ ADV_10G_FULL, adv);
+ if (err)
+ return err;
+
+ /* 1G advertisement */
+ adv = 0;
+ if (advertise_map & ADVERTISED_1000baseT_Full)
+ adv |= ADV_1G_FULL;
+ if (advertise_map & ADVERTISED_1000baseT_Half)
+ adv |= ADV_1G_HALF;
+ err = t3_mdio_change_bits(phy, MDIO_MMD_AN, AQ_1G_CTRL,
+ ADV_1G_FULL | ADV_1G_HALF, adv);
+ if (err)
+ return err;
+
+ /* 100M, pause advertisement */
+ adv = 0;
+ if (advertise_map & ADVERTISED_100baseT_Half)
+ adv |= ADVERTISE_100HALF;
+ if (advertise_map & ADVERTISED_100baseT_Full)
+ adv |= ADVERTISE_100FULL;
+ if (advertise_map & ADVERTISED_Pause)
+ adv |= ADVERTISE_PAUSE_CAP;
+ if (advertise_map & ADVERTISED_Asym_Pause)
+ adv |= ADVERTISE_PAUSE_ASYM;
+ err = t3_mdio_change_bits(phy, MDIO_MMD_AN, MDIO_AN_ADVERTISE,
+ 0xfe0, adv);
+
+ return err;
+}
+
+static int aq100x_set_loopback(struct cphy *phy, int mmd, int dir, int enable)
+{
+ return mdio_set_flag(&phy->mdio, phy->mdio.prtad,
+ MDIO_MMD_PMAPMD, MDIO_CTRL1,
+ BMCR_LOOPBACK, enable);
+}
+
+static int aq100x_set_speed_duplex(struct cphy *phy, int speed, int duplex)
+{
+ /* no can do */
+ return -1;
+}
+
+static int aq100x_get_link_status(struct cphy *phy, int *link_ok,
+ int *speed, int *duplex, int *fc)
+{
+ int err;
+ unsigned int v;
+
+ if (link_ok) {
+ err = t3_mdio_read(phy, MDIO_MMD_PMAPMD, AQ_LINK_STAT, &v);
+ if (err)
+ return err;
+
+ *link_ok = v & 1;
+ if (!*link_ok)
+ return 0;
+ }
+
+ err = t3_mdio_read(phy, MDIO_MMD_AN, AQ_ANEG_STAT, &v);
+ if (err)
+ return err;
+
+ if (speed) {
+ switch (v & 0x6) {
+ case 0x6:
+ *speed = SPEED_10000;
+ break;
+ case 0x4:
+ *speed = SPEED_1000;
+ break;
+ case 0x2:
+ *speed = SPEED_100;
+ break;
+ case 0x0:
+ *speed = SPEED_10;
+ break;
+ }
+ }
+
+ if (duplex)
+ *duplex = v & 1 ? DUPLEX_FULL : DUPLEX_HALF;
+
+ return 0;
+}
+
+static struct cphy_ops aq100x_ops = {
+ .reset = aq100x_reset,
+ .intr_enable = aq100x_intr_enable,
+ .intr_disable = aq100x_intr_disable,
+ .intr_clear = aq100x_intr_clear,
+ .intr_handler = aq100x_intr_handler,
+ .autoneg_enable = aq100x_autoneg_enable,
+ .autoneg_restart = aq100x_autoneg_restart,
+ .advertise = aq100x_advertise,
+ .set_loopback = aq100x_set_loopback,
+ .set_speed_duplex = aq100x_set_speed_duplex,
+ .get_link_status = aq100x_get_link_status,
+ .power_down = aq100x_power_down,
+ .mmds = MDIO_DEVS_PMAPMD | MDIO_DEVS_PCS | MDIO_DEVS_PHYXS,
+};
+
+int t3_aq100x_phy_prep(struct cphy *phy, struct adapter *adapter, int phy_addr,
+ const struct mdio_ops *mdio_ops)
+{
+ unsigned int v, v2, gpio, wait;
+ int err;
+
+ cphy_init(phy, adapter, phy_addr, &aq100x_ops, mdio_ops,
+ SUPPORTED_1000baseT_Full | SUPPORTED_10000baseT_Full |
+ SUPPORTED_Autoneg | SUPPORTED_AUI, "1000/10GBASE-T");
+
+ /*
+ * The PHY has been out of reset ever since the system powered up. So
+ * we do a hard reset over here.
+ */
+ gpio = phy_addr ? F_GPIO10_OUT_VAL : F_GPIO6_OUT_VAL;
+ t3_set_reg_field(adapter, A_T3DBG_GPIO_EN, gpio, 0);
+ msleep(1);
+ t3_set_reg_field(adapter, A_T3DBG_GPIO_EN, gpio, gpio);
+
+ /*
+ * Give it enough time to load the firmware and get ready for mdio.
+ */
+ msleep(1000);
+ wait = 500; /* in 10ms increments */
+ do {
+ err = t3_mdio_read(phy, MDIO_MMD_VEND1, MDIO_CTRL1, &v);
+ if (err || v == 0xffff) {
+
+ /* Allow prep_adapter to succeed when ffff is read */
+
+ CH_WARN(adapter, "PHY%d: reset failed (0x%x, 0x%x).\n",
+ phy_addr, err, v);
+ goto done;
+ }
+
+ v &= AQ_RESET;
+ if (v)
+ msleep(10);
+ } while (v && --wait);
+ if (v) {
+ CH_WARN(adapter, "PHY%d: reset timed out (0x%x).\n",
+ phy_addr, v);
+
+ goto done; /* let prep_adapter succeed */
+ }
+
+ /* Datasheet says 3s max but this has been observed */
+ wait = (500 - wait) * 10 + 1000;
+ if (wait > 3000)
+ CH_WARN(adapter, "PHY%d: reset took %ums\n", phy_addr, wait);
+
+ /* Firmware version check. */
+ t3_mdio_read(phy, MDIO_MMD_VEND1, AQ_FW_VERSION, &v);
+ if (v != 30) {
+ CH_WARN(adapter, "PHY%d: unsupported firmware %d\n",
+ phy_addr, v);
+ return 0; /* allow t3_prep_adapter to succeed */
+ }
+
+ /*
+ * The PHY should start in really-low-power mode. Prepare it for normal
+ * operations.
+ */
+ err = t3_mdio_read(phy, MDIO_MMD_VEND1, MDIO_CTRL1, &v);
+ if (err)
+ return err;
+ if (v & AQ_LOWPOWER) {
+ err = t3_mdio_change_bits(phy, MDIO_MMD_VEND1, MDIO_CTRL1,
+ AQ_LOWPOWER, 0);
+ if (err)
+ return err;
+ msleep(10);
+ } else
+ CH_WARN(adapter, "PHY%d does not start in low power mode.\n",
+ phy_addr);
+
+ /*
+ * Verify XAUI settings, but let prep succeed no matter what.
+ */
+ v = v2 = 0;
+ t3_mdio_read(phy, MDIO_MMD_PHYXS, AQ_XAUI_RX_CFG, &v);
+ t3_mdio_read(phy, MDIO_MMD_PHYXS, AQ_XAUI_TX_CFG, &v2);
+ if (v != 0x1b || v2 != 0x1b)
+ CH_WARN(adapter,
+ "PHY%d: incorrect XAUI settings (0x%x, 0x%x).\n",
+ phy_addr, v, v2);
+
+done:
+ return err;
+}
diff --git a/drivers/net/cxgb3/common.h b/drivers/net/cxgb3/common.h
index e508dc32f3e..d21b705501a 100644
--- a/drivers/net/cxgb3/common.h
+++ b/drivers/net/cxgb3/common.h
@@ -39,7 +39,7 @@
#include <linux/init.h>
#include <linux/netdevice.h>
#include <linux/ethtool.h>
-#include <linux/mii.h>
+#include <linux/mdio.h>
#include "version.h"
#define CH_ERR(adap, fmt, ...) dev_err(&adap->pdev->dev, fmt, ## __VA_ARGS__)
@@ -184,10 +184,11 @@ struct cphy;
struct adapter;
struct mdio_ops {
- int (*read)(struct adapter *adapter, int phy_addr, int mmd_addr,
- int reg_addr, unsigned int *val);
- int (*write)(struct adapter *adapter, int phy_addr, int mmd_addr,
- int reg_addr, unsigned int val);
+ int (*read)(struct net_device *dev, int phy_addr, int mmd_addr,
+ u16 reg_addr);
+ int (*write)(struct net_device *dev, int phy_addr, int mmd_addr,
+ u16 reg_addr, u16 val);
+ unsigned mode_support;
};
struct adapter_info {
@@ -520,27 +521,6 @@ enum {
MAC_RXFIFO_SIZE = 32768
};
-/* IEEE 802.3 specified MDIO devices */
-enum {
- MDIO_DEV_PMA_PMD = 1,
- MDIO_DEV_WIS = 2,
- MDIO_DEV_PCS = 3,
- MDIO_DEV_XGXS = 4,
- MDIO_DEV_ANEG = 7,
- MDIO_DEV_VEND1 = 30,
- MDIO_DEV_VEND2 = 31
-};
-
-/* LASI control and status registers */
-enum {
- RX_ALARM_CTRL = 0x9000,
- TX_ALARM_CTRL = 0x9001,
- LASI_CTRL = 0x9002,
- RX_ALARM_STAT = 0x9003,
- TX_ALARM_STAT = 0x9004,
- LASI_STAT = 0x9005
-};
-
/* PHY loopback direction */
enum {
PHY_LOOPBACK_TX = 1,
@@ -583,11 +563,12 @@ struct cphy_ops {
int (*get_link_status)(struct cphy *phy, int *link_ok, int *speed,
int *duplex, int *fc);
int (*power_down)(struct cphy *phy, int enable);
+
+ u32 mmds;
};
/* A PHY instance */
struct cphy {
- u8 addr; /* PHY address */
u8 modtype; /* PHY module type */
short priv; /* scratch pad */
unsigned int caps; /* PHY capabilities */
@@ -595,23 +576,23 @@ struct cphy {
const char *desc; /* PHY description */
unsigned long fifo_errors; /* FIFO over/under-flows */
const struct cphy_ops *ops; /* PHY operations */
- int (*mdio_read)(struct adapter *adapter, int phy_addr, int mmd_addr,
- int reg_addr, unsigned int *val);
- int (*mdio_write)(struct adapter *adapter, int phy_addr, int mmd_addr,
- int reg_addr, unsigned int val);
+ struct mdio_if_info mdio;
};
/* Convenience MDIO read/write wrappers */
-static inline int mdio_read(struct cphy *phy, int mmd, int reg,
- unsigned int *valp)
+static inline int t3_mdio_read(struct cphy *phy, int mmd, int reg,
+ unsigned int *valp)
{
- return phy->mdio_read(phy->adapter, phy->addr, mmd, reg, valp);
+ int rc = phy->mdio.mdio_read(phy->mdio.dev, phy->mdio.prtad, mmd, reg);
+ *valp = (rc >= 0) ? rc : -1;
+ return (rc >= 0) ? 0 : rc;
}
-static inline int mdio_write(struct cphy *phy, int mmd, int reg,
- unsigned int val)
+static inline int t3_mdio_write(struct cphy *phy, int mmd, int reg,
+ unsigned int val)
{
- return phy->mdio_write(phy->adapter, phy->addr, mmd, reg, val);
+ return phy->mdio.mdio_write(phy->mdio.dev, phy->mdio.prtad, mmd,
+ reg, val);
}
/* Convenience initializer */
@@ -620,14 +601,16 @@ static inline void cphy_init(struct cphy *phy, struct adapter *adapter,
const struct mdio_ops *mdio_ops,
unsigned int caps, const char *desc)
{
- phy->addr = phy_addr;
phy->caps = caps;
phy->adapter = adapter;
phy->desc = desc;
phy->ops = phy_ops;
if (mdio_ops) {
- phy->mdio_read = mdio_ops->read;
- phy->mdio_write = mdio_ops->write;
+ phy->mdio.prtad = phy_addr;
+ phy->mdio.mmds = phy_ops->mmds;
+ phy->mdio.mode_support = mdio_ops->mode_support;
+ phy->mdio.mdio_read = mdio_ops->read;
+ phy->mdio.mdio_write = mdio_ops->write;
}
}
@@ -819,8 +802,12 @@ int t3_ael1006_phy_prep(struct cphy *phy, struct adapter *adapter,
int phy_addr, const struct mdio_ops *mdio_ops);
int t3_ael2005_phy_prep(struct cphy *phy, struct adapter *adapter,
int phy_addr, const struct mdio_ops *mdio_ops);
+int t3_ael2020_phy_prep(struct cphy *phy, struct adapter *adapter,
+ int phy_addr, const struct mdio_ops *mdio_ops);
int t3_qt2045_phy_prep(struct cphy *phy, struct adapter *adapter, int phy_addr,
const struct mdio_ops *mdio_ops);
int t3_xaui_direct_phy_prep(struct cphy *phy, struct adapter *adapter,
int phy_addr, const struct mdio_ops *mdio_ops);
+int t3_aq100x_phy_prep(struct cphy *phy, struct adapter *adapter,
+ int phy_addr, const struct mdio_ops *mdio_ops);
#endif /* __CHELSIO_COMMON_H */
diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c
index 7ea48414c6c..538dda4422d 100644
--- a/drivers/net/cxgb3/cxgb3_main.c
+++ b/drivers/net/cxgb3/cxgb3_main.c
@@ -37,7 +37,7 @@
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/if_vlan.h>
-#include <linux/mii.h>
+#include <linux/mdio.h>
#include <linux/sockios.h>
#include <linux/workqueue.h>
#include <linux/proc_fs.h>
@@ -91,6 +91,8 @@ static const struct pci_device_id cxgb3_pci_tbl[] = {
CH_DEVICE(0x31, 3), /* T3B20 */
CH_DEVICE(0x32, 1), /* T3B02 */
CH_DEVICE(0x35, 6), /* T3C20-derived T3C10 */
+ CH_DEVICE(0x36, 3), /* S320E-CR */
+ CH_DEVICE(0x37, 7), /* N320E-G2 */
{0,}
};
@@ -431,40 +433,78 @@ static int init_tp_parity(struct adapter *adap)
for (i = 0; i < 16; i++) {
struct cpl_smt_write_req *req;
- skb = alloc_skb(sizeof(*req), GFP_KERNEL | __GFP_NOFAIL);
+ skb = alloc_skb(sizeof(*req), GFP_KERNEL);
+ if (!skb)
+ skb = adap->nofail_skb;
+ if (!skb)
+ goto alloc_skb_fail;
+
req = (struct cpl_smt_write_req *)__skb_put(skb, sizeof(*req));
memset(req, 0, sizeof(*req));
req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD));
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_SMT_WRITE_REQ, i));
req->iff = i;
t3_mgmt_tx(adap, skb);
+ if (skb == adap->nofail_skb) {
+ await_mgmt_replies(adap, cnt, i + 1);
+ adap->nofail_skb = alloc_skb(sizeof(*greq), GFP_KERNEL);
+ if (!adap->nofail_skb)
+ goto alloc_skb_fail;
+ }
}
for (i = 0; i < 2048; i++) {
struct cpl_l2t_write_req *req;
- skb = alloc_skb(sizeof(*req), GFP_KERNEL | __GFP_NOFAIL);
+ skb = alloc_skb(sizeof(*req), GFP_KERNEL);
+ if (!skb)
+ skb = adap->nofail_skb;
+ if (!skb)
+ goto alloc_skb_fail;
+
req = (struct cpl_l2t_write_req *)__skb_put(skb, sizeof(*req));
memset(req, 0, sizeof(*req));
req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD));
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_L2T_WRITE_REQ, i));
req->params = htonl(V_L2T_W_IDX(i));
t3_mgmt_tx(adap, skb);
+ if (skb == adap->nofail_skb) {
+ await_mgmt_replies(adap, cnt, 16 + i + 1);
+ adap->nofail_skb = alloc_skb(sizeof(*greq), GFP_KERNEL);
+ if (!adap->nofail_skb)
+ goto alloc_skb_fail;
+ }
}
for (i = 0; i < 2048; i++) {
struct cpl_rte_write_req *req;
- skb = alloc_skb(sizeof(*req), GFP_KERNEL | __GFP_NOFAIL);
+ skb = alloc_skb(sizeof(*req), GFP_KERNEL);
+ if (!skb)
+ skb = adap->nofail_skb;
+ if (!skb)
+ goto alloc_skb_fail;
+
req = (struct cpl_rte_write_req *)__skb_put(skb, sizeof(*req));
memset(req, 0, sizeof(*req));
req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD));
OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_RTE_WRITE_REQ, i));
req->l2t_idx = htonl(V_L2T_W_IDX(i));
t3_mgmt_tx(adap, skb);
+ if (skb == adap->nofail_skb) {
+ await_mgmt_replies(adap, cnt, 16 + 2048 + i + 1);
+ adap->nofail_skb = alloc_skb(sizeof(*greq), GFP_KERNEL);
+ if (!adap->nofail_skb)
+ goto alloc_skb_fail;
+ }
}
- skb = alloc_skb(sizeof(*greq), GFP_KERNEL | __GFP_NOFAIL);
+ skb = alloc_skb(sizeof(*greq), GFP_KERNEL);
+ if (!skb)
+ skb = adap->nofail_skb;
+ if (!skb)
+ goto alloc_skb_fail;
+
greq = (struct cpl_set_tcb_field *)__skb_put(skb, sizeof(*greq));
memset(greq, 0, sizeof(*greq));
greq->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_FORWARD));
@@ -473,8 +513,17 @@ static int init_tp_parity(struct adapter *adap)
t3_mgmt_tx(adap, skb);
i = await_mgmt_replies(adap, cnt, 16 + 2048 + 2048 + 1);
+ if (skb == adap->nofail_skb) {
+ i = await_mgmt_replies(adap, cnt, 16 + 2048 + 2048 + 1);
+ adap->nofail_skb = alloc_skb(sizeof(*greq), GFP_KERNEL);
+ }
+
t3_tp_set_offload_mode(adap, 0);
return i;
+
+alloc_skb_fail:
+ t3_tp_set_offload_mode(adap, 0);
+ return -ENOMEM;
}
/**
@@ -869,7 +918,12 @@ static int send_pktsched_cmd(struct adapter *adap, int sched, int qidx, int lo,
struct mngt_pktsched_wr *req;
int ret;
- skb = alloc_skb(sizeof(*req), GFP_KERNEL | __GFP_NOFAIL);
+ skb = alloc_skb(sizeof(*req), GFP_KERNEL);
+ if (!skb)
+ skb = adap->nofail_skb;
+ if (!skb)
+ return -ENOMEM;
+
req = (struct mngt_pktsched_wr *)skb_put(skb, sizeof(*req));
req->wr_hi = htonl(V_WR_OP(FW_WROPCODE_MNGT));
req->mngt_opcode = FW_MNGTOPCODE_PKTSCHED_SET;
@@ -879,6 +933,12 @@ static int send_pktsched_cmd(struct adapter *adap, int sched, int qidx, int lo,
req->max = hi;
req->binding = port;
ret = t3_mgmt_tx(adap, skb);
+ if (skb == adap->nofail_skb) {
+ adap->nofail_skb = alloc_skb(sizeof(struct cpl_set_tcb_field),
+ GFP_KERNEL);
+ if (!adap->nofail_skb)
+ ret = -ENOMEM;
+ }
return ret;
}
@@ -1593,7 +1653,7 @@ static int get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
}
cmd->port = (cmd->supported & SUPPORTED_TP) ? PORT_TP : PORT_FIBRE;
- cmd->phy_address = p->phy.addr;
+ cmd->phy_address = p->phy.mdio.prtad;
cmd->transceiver = XCVR_EXTERNAL;
cmd->autoneg = p->link_config.autoneg;
cmd->maxtxpkt = 0;
@@ -2308,70 +2368,25 @@ static int cxgb_ioctl(struct net_device *dev, struct ifreq *req, int cmd)
struct mii_ioctl_data *data = if_mii(req);
struct port_info *pi = netdev_priv(dev);
struct adapter *adapter = pi->adapter;
- int ret, mmd;
switch (cmd) {
- case SIOCGMIIPHY:
- data->phy_id = pi->phy.addr;
+ case SIOCGMIIREG:
+ case SIOCSMIIREG:
+ /* Convert phy_id from older PRTAD/DEVAD format */
+ if (is_10G(adapter) &&
+ !mdio_phy_id_is_c45(data->phy_id) &&
+ (data->phy_id & 0x1f00) &&
+ !(data->phy_id & 0xe0e0))
+ data->phy_id = mdio_phy_id_c45(data->phy_id >> 8,
+ data->phy_id & 0x1f);
/* FALLTHRU */
- case SIOCGMIIREG:{
- u32 val;
- struct cphy *phy = &pi->phy;
-
- if (!phy->mdio_read)
- return -EOPNOTSUPP;
- if (is_10G(adapter)) {
- mmd = data->phy_id >> 8;
- if (!mmd)
- mmd = MDIO_DEV_PCS;
- else if (mmd > MDIO_DEV_VEND2)
- return -EINVAL;
-
- ret =
- phy->mdio_read(adapter, data->phy_id & 0x1f,
- mmd, data->reg_num, &val);
- } else
- ret =
- phy->mdio_read(adapter, data->phy_id & 0x1f,
- 0, data->reg_num & 0x1f,
- &val);
- if (!ret)
- data->val_out = val;
- break;
- }
- case SIOCSMIIREG:{
- struct cphy *phy = &pi->phy;
-
- if (!capable(CAP_NET_ADMIN))
- return -EPERM;
- if (!phy->mdio_write)
- return -EOPNOTSUPP;
- if (is_10G(adapter)) {
- mmd = data->phy_id >> 8;
- if (!mmd)
- mmd = MDIO_DEV_PCS;
- else if (mmd > MDIO_DEV_VEND2)
- return -EINVAL;
-
- ret =
- phy->mdio_write(adapter,
- data->phy_id & 0x1f, mmd,
- data->reg_num,
- data->val_in);
- } else
- ret =
- phy->mdio_write(adapter,
- data->phy_id & 0x1f, 0,
- data->reg_num & 0x1f,
- data->val_in);
- break;
- }
+ case SIOCGMIIPHY:
+ return mdio_mii_ioctl(&pi->phy.mdio, data, cmd);
case SIOCCHIOCTL:
return cxgb_extension_ioctl(dev, req->ifr_data);
default:
return -EOPNOTSUPP;
}
- return ret;
}
static int cxgb_change_mtu(struct net_device *dev, int new_mtu)
@@ -2496,14 +2511,16 @@ static void check_link_status(struct adapter *adapter)
for_each_port(adapter, i) {
struct net_device *dev = adapter->port[i];
struct port_info *p = netdev_priv(dev);
+ int link_fault;
spin_lock_irq(&adapter->work_lock);
- if (p->link_fault) {
+ link_fault = p->link_fault;
+ spin_unlock_irq(&adapter->work_lock);
+
+ if (link_fault) {
t3_link_fault(adapter, i);
- spin_unlock_irq(&adapter->work_lock);
continue;
}
- spin_unlock_irq(&adapter->work_lock);
if (!(p->phy.caps & SUPPORTED_IRQ) && netif_running(dev)) {
t3_xgm_intr_disable(adapter, i);
@@ -3061,6 +3078,14 @@ static int __devinit init_one(struct pci_dev *pdev,
goto out_disable_device;
}
+ adapter->nofail_skb =
+ alloc_skb(sizeof(struct cpl_set_tcb_field), GFP_KERNEL);
+ if (!adapter->nofail_skb) {
+ dev_err(&pdev->dev, "cannot allocate nofail buffer\n");
+ err = -ENOMEM;
+ goto out_free_adapter;
+ }
+
adapter->regs = ioremap_nocache(mmio_start, mmio_len);
if (!adapter->regs) {
dev_err(&pdev->dev, "cannot map device registers\n");
@@ -3104,7 +3129,6 @@ static int __devinit init_one(struct pci_dev *pdev,
netdev->mem_start = mmio_start;
netdev->mem_end = mmio_start + mmio_len - 1;
netdev->features |= NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO;
- netdev->features |= NETIF_F_LLTX;
netdev->features |= NETIF_F_GRO;
if (pci_using_dac)
netdev->features |= NETIF_F_HIGHDMA;
@@ -3218,6 +3242,8 @@ static void __devexit remove_one(struct pci_dev *pdev)
free_netdev(adapter->port[i]);
iounmap(adapter->regs);
+ if (adapter->nofail_skb)
+ kfree_skb(adapter->nofail_skb);
kfree(adapter);
pci_release_regions(pdev);
pci_disable_device(pdev);
diff --git a/drivers/net/cxgb3/cxgb3_offload.c b/drivers/net/cxgb3/cxgb3_offload.c
index 620d80be6aa..f9f54b57b28 100644
--- a/drivers/net/cxgb3/cxgb3_offload.c
+++ b/drivers/net/cxgb3/cxgb3_offload.c
@@ -566,13 +566,31 @@ static void t3_process_tid_release_list(struct work_struct *work)
spin_unlock_bh(&td->tid_release_lock);
skb = alloc_skb(sizeof(struct cpl_tid_release),
- GFP_KERNEL | __GFP_NOFAIL);
+ GFP_KERNEL);
+ if (!skb)
+ skb = td->nofail_skb;
+ if (!skb) {
+ spin_lock_bh(&td->tid_release_lock);
+ p->ctx = (void *)td->tid_release_list;
+ td->tid_release_list = (struct t3c_tid_entry *)p;
+ break;
+ }
mk_tid_release(skb, p - td->tid_maps.tid_tab);
cxgb3_ofld_send(tdev, skb);
p->ctx = NULL;
+ if (skb == td->nofail_skb)
+ td->nofail_skb =
+ alloc_skb(sizeof(struct cpl_tid_release),
+ GFP_KERNEL);
spin_lock_bh(&td->tid_release_lock);
}
+ td->release_list_incomplete = (td->tid_release_list == NULL) ? 0 : 1;
spin_unlock_bh(&td->tid_release_lock);
+
+ if (!td->nofail_skb)
+ td->nofail_skb =
+ alloc_skb(sizeof(struct cpl_tid_release),
+ GFP_KERNEL);
}
/* use ctx as a next pointer in the tid release list */
@@ -585,7 +603,7 @@ void cxgb3_queue_tid_release(struct t3cdev *tdev, unsigned int tid)
p->ctx = (void *)td->tid_release_list;
p->client = NULL;
td->tid_release_list = p;
- if (!p->ctx)
+ if (!p->ctx || td->release_list_incomplete)
schedule_work(&td->tid_release_task);
spin_unlock_bh(&td->tid_release_lock);
}
@@ -1274,6 +1292,9 @@ int cxgb3_offload_activate(struct adapter *adapter)
if (list_empty(&adapter_list))
register_netevent_notifier(&nb);
+ t->nofail_skb = alloc_skb(sizeof(struct cpl_tid_release), GFP_KERNEL);
+ t->release_list_incomplete = 0;
+
add_adapter(adapter);
return 0;
@@ -1298,6 +1319,8 @@ void cxgb3_offload_deactivate(struct adapter *adapter)
T3C_DATA(tdev) = NULL;
t3_free_l2t(L2DATA(tdev));
L2DATA(tdev) = NULL;
+ if (t->nofail_skb)
+ kfree_skb(t->nofail_skb);
kfree(t);
}
diff --git a/drivers/net/cxgb3/cxgb3_offload.h b/drivers/net/cxgb3/cxgb3_offload.h
index a8e8e5fcdf8..55945f422ae 100644
--- a/drivers/net/cxgb3/cxgb3_offload.h
+++ b/drivers/net/cxgb3/cxgb3_offload.h
@@ -191,6 +191,9 @@ struct t3c_data {
struct t3c_tid_entry *tid_release_list;
spinlock_t tid_release_lock;
struct work_struct tid_release_task;
+
+ struct sk_buff *nofail_skb;
+ unsigned int release_list_incomplete;
};
/*
diff --git a/drivers/net/cxgb3/sge.c b/drivers/net/cxgb3/sge.c
index 26d3587f339..29c79eb43be 100644
--- a/drivers/net/cxgb3/sge.c
+++ b/drivers/net/cxgb3/sge.c
@@ -355,7 +355,7 @@ static void clear_rx_desc(struct pci_dev *pdev, const struct sge_fl *q,
(*d->pg_chunk.p_cnt)--;
if (!*d->pg_chunk.p_cnt)
pci_unmap_page(pdev,
- pci_unmap_addr(&d->pg_chunk, mapping),
+ d->pg_chunk.mapping,
q->alloc_size, PCI_DMA_FROMDEVICE);
put_page(d->pg_chunk.page);
@@ -454,7 +454,7 @@ static int alloc_pg_chunk(struct adapter *adapter, struct sge_fl *q,
q->pg_chunk.offset = 0;
mapping = pci_map_page(adapter->pdev, q->pg_chunk.page,
0, q->alloc_size, PCI_DMA_FROMDEVICE);
- pci_unmap_addr_set(&q->pg_chunk, mapping, mapping);
+ q->pg_chunk.mapping = mapping;
}
sd->pg_chunk = q->pg_chunk;
@@ -511,8 +511,7 @@ static int refill_fl(struct adapter *adap, struct sge_fl *q, int n, gfp_t gfp)
nomem: q->alloc_failed++;
break;
}
- mapping = pci_unmap_addr(&sd->pg_chunk, mapping) +
- sd->pg_chunk.offset;
+ mapping = sd->pg_chunk.mapping + sd->pg_chunk.offset;
pci_unmap_addr_set(sd, dma_addr, mapping);
add_one_rx_chunk(mapping, d, q->gen);
@@ -654,7 +653,8 @@ static void t3_reset_qset(struct sge_qset *q)
q->txq_stopped = 0;
q->tx_reclaim_timer.function = NULL; /* for t3_stop_sge_timers() */
q->rx_reclaim_timer.function = NULL;
- q->lro_frag_tbl.nr_frags = q->lro_frag_tbl.len = 0;
+ q->nomem = 0;
+ napi_free_frags(&q->napi);
}
@@ -881,7 +881,7 @@ recycle:
(*sd->pg_chunk.p_cnt)--;
if (!*sd->pg_chunk.p_cnt)
pci_unmap_page(adap->pdev,
- pci_unmap_addr(&sd->pg_chunk, mapping),
+ sd->pg_chunk.mapping,
fl->alloc_size,
PCI_DMA_FROMDEVICE);
if (!skb) {
@@ -1240,7 +1240,6 @@ int t3_eth_xmit(struct sk_buff *skb, struct net_device *dev)
q = &qs->txq[TXQ_ETH];
txq = netdev_get_tx_queue(dev, qidx);
- spin_lock(&q->lock);
reclaim_completed_tx(adap, q, TX_RECLAIM_CHUNK);
credits = q->size - q->in_use;
@@ -1251,7 +1250,6 @@ int t3_eth_xmit(struct sk_buff *skb, struct net_device *dev)
dev_err(&adap->pdev->dev,
"%s: Tx ring %u full while queue awake!\n",
dev->name, q->cntxt_id & 7);
- spin_unlock(&q->lock);
return NETDEV_TX_BUSY;
}
@@ -1285,9 +1283,6 @@ int t3_eth_xmit(struct sk_buff *skb, struct net_device *dev)
if (vlan_tx_tag_present(skb) && pi->vlan_grp)
qs->port_stats[SGE_PSTAT_VLANINS]++;
- dev->trans_start = jiffies;
- spin_unlock(&q->lock);
-
/*
* We do not use Tx completion interrupts to free DMAd Tx packets.
* This is good for performamce but means that we rely on new Tx
@@ -2074,20 +2069,19 @@ static void lro_add_page(struct adapter *adap, struct sge_qset *qs,
struct sge_fl *fl, int len, int complete)
{
struct rx_sw_desc *sd = &fl->sdesc[fl->cidx];
+ struct sk_buff *skb = NULL;
struct cpl_rx_pkt *cpl;
- struct skb_frag_struct *rx_frag = qs->lro_frag_tbl.frags;
- int nr_frags = qs->lro_frag_tbl.nr_frags;
- int frag_len = qs->lro_frag_tbl.len;
+ struct skb_frag_struct *rx_frag;
+ int nr_frags;
int offset = 0;
- if (!nr_frags) {
- offset = 2 + sizeof(struct cpl_rx_pkt);
- qs->lro_va = cpl = sd->pg_chunk.va + 2;
+ if (!qs->nomem) {
+ skb = napi_get_frags(&qs->napi);
+ qs->nomem = !skb;
}
fl->credits--;
- len -= offset;
pci_dma_sync_single_for_cpu(adap->pdev,
pci_unmap_addr(sd, dma_addr),
fl->buf_size - SGE_PG_RSVD,
@@ -2096,25 +2090,42 @@ static void lro_add_page(struct adapter *adap, struct sge_qset *qs,
(*sd->pg_chunk.p_cnt)--;
if (!*sd->pg_chunk.p_cnt)
pci_unmap_page(adap->pdev,
- pci_unmap_addr(&sd->pg_chunk, mapping),
+ sd->pg_chunk.mapping,
fl->alloc_size,
PCI_DMA_FROMDEVICE);
+ if (!skb) {
+ put_page(sd->pg_chunk.page);
+ if (complete)
+ qs->nomem = 0;
+ return;
+ }
+
+ rx_frag = skb_shinfo(skb)->frags;
+ nr_frags = skb_shinfo(skb)->nr_frags;
+
+ if (!nr_frags) {
+ offset = 2 + sizeof(struct cpl_rx_pkt);
+ qs->lro_va = sd->pg_chunk.va + 2;
+ }
+ len -= offset;
+
prefetch(qs->lro_va);
rx_frag += nr_frags;
rx_frag->page = sd->pg_chunk.page;
rx_frag->page_offset = sd->pg_chunk.offset + offset;
rx_frag->size = len;
- frag_len += len;
- qs->lro_frag_tbl.nr_frags++;
- qs->lro_frag_tbl.len = frag_len;
+ skb->len += len;
+ skb->data_len += len;
+ skb->truesize += len;
+ skb_shinfo(skb)->nr_frags++;
if (!complete)
return;
- qs->lro_frag_tbl.ip_summed = CHECKSUM_UNNECESSARY;
+ skb->ip_summed = CHECKSUM_UNNECESSARY;
cpl = qs->lro_va;
if (unlikely(cpl->vlan_valid)) {
@@ -2123,15 +2134,11 @@ static void lro_add_page(struct adapter *adap, struct sge_qset *qs,
struct vlan_group *grp = pi->vlan_grp;
if (likely(grp != NULL)) {
- vlan_gro_frags(&qs->napi, grp, ntohs(cpl->vlan),
- &qs->lro_frag_tbl);
- goto out;
+ vlan_gro_frags(&qs->napi, grp, ntohs(cpl->vlan));
+ return;
}
}
- napi_gro_frags(&qs->napi, &qs->lro_frag_tbl);
-
-out:
- qs->lro_frag_tbl.nr_frags = qs->lro_frag_tbl.len = 0;
+ napi_gro_frags(&qs->napi);
}
/**
@@ -2300,8 +2307,6 @@ no_mem:
if (fl->use_pages) {
void *addr = fl->sdesc[fl->cidx].pg_chunk.va;
- prefetch(&qs->lro_frag_tbl);
-
prefetch(addr);
#if L1_CACHE_BYTES < 128
prefetch(addr + L1_CACHE_BYTES);
@@ -2847,11 +2852,12 @@ static void sge_timer_tx(unsigned long data)
unsigned int tbd[SGE_TXQ_PER_SET] = {0, 0};
unsigned long next_period;
- if (spin_trylock(&qs->txq[TXQ_ETH].lock)) {
- tbd[TXQ_ETH] = reclaim_completed_tx(adap, &qs->txq[TXQ_ETH],
- TX_RECLAIM_TIMER_CHUNK);
- spin_unlock(&qs->txq[TXQ_ETH].lock);
+ if (__netif_tx_trylock(qs->tx_q)) {
+ tbd[TXQ_ETH] = reclaim_completed_tx(adap, &qs->txq[TXQ_ETH],
+ TX_RECLAIM_TIMER_CHUNK);
+ __netif_tx_unlock(qs->tx_q);
}
+
if (spin_trylock(&qs->txq[TXQ_OFLD].lock)) {
tbd[TXQ_OFLD] = reclaim_completed_tx(adap, &qs->txq[TXQ_OFLD],
TX_RECLAIM_TIMER_CHUNK);
@@ -2859,8 +2865,8 @@ static void sge_timer_tx(unsigned long data)
}
next_period = TX_RECLAIM_PERIOD >>
- (max(tbd[TXQ_ETH], tbd[TXQ_OFLD]) /
- TX_RECLAIM_TIMER_CHUNK);
+ (max(tbd[TXQ_ETH], tbd[TXQ_OFLD]) /
+ TX_RECLAIM_TIMER_CHUNK);
mod_timer(&qs->tx_reclaim_timer, jiffies + next_period);
}
diff --git a/drivers/net/cxgb3/t3_hw.c b/drivers/net/cxgb3/t3_hw.c
index 4f68aeb2679..870d44992c7 100644
--- a/drivers/net/cxgb3/t3_hw.c
+++ b/drivers/net/cxgb3/t3_hw.c
@@ -204,35 +204,33 @@ static void mi1_init(struct adapter *adap, const struct adapter_info *ai)
/*
* MI1 read/write operations for clause 22 PHYs.
*/
-static int t3_mi1_read(struct adapter *adapter, int phy_addr, int mmd_addr,
- int reg_addr, unsigned int *valp)
+static int t3_mi1_read(struct net_device *dev, int phy_addr, int mmd_addr,
+ u16 reg_addr)
{
+ struct port_info *pi = netdev_priv(dev);
+ struct adapter *adapter = pi->adapter;
int ret;
u32 addr = V_REGADDR(reg_addr) | V_PHYADDR(phy_addr);
- if (mmd_addr)
- return -EINVAL;
-
mutex_lock(&adapter->mdio_lock);
t3_set_reg_field(adapter, A_MI1_CFG, V_ST(M_ST), V_ST(1));
t3_write_reg(adapter, A_MI1_ADDR, addr);
t3_write_reg(adapter, A_MI1_OP, V_MDI_OP(2));
ret = t3_wait_op_done(adapter, A_MI1_OP, F_BUSY, 0, MDIO_ATTEMPTS, 10);
if (!ret)
- *valp = t3_read_reg(adapter, A_MI1_DATA);
+ ret = t3_read_reg(adapter, A_MI1_DATA);
mutex_unlock(&adapter->mdio_lock);
return ret;
}
-static int t3_mi1_write(struct adapter *adapter, int phy_addr, int mmd_addr,
- int reg_addr, unsigned int val)
+static int t3_mi1_write(struct net_device *dev, int phy_addr, int mmd_addr,
+ u16 reg_addr, u16 val)
{
+ struct port_info *pi = netdev_priv(dev);
+ struct adapter *adapter = pi->adapter;
int ret;
u32 addr = V_REGADDR(reg_addr) | V_PHYADDR(phy_addr);
- if (mmd_addr)
- return -EINVAL;
-
mutex_lock(&adapter->mdio_lock);
t3_set_reg_field(adapter, A_MI1_CFG, V_ST(M_ST), V_ST(1));
t3_write_reg(adapter, A_MI1_ADDR, addr);
@@ -244,8 +242,9 @@ static int t3_mi1_write(struct adapter *adapter, int phy_addr, int mmd_addr,
}
static const struct mdio_ops mi1_mdio_ops = {
- t3_mi1_read,
- t3_mi1_write
+ .read = t3_mi1_read,
+ .write = t3_mi1_write,
+ .mode_support = MDIO_SUPPORTS_C22
};
/*
@@ -268,9 +267,11 @@ static int mi1_wr_addr(struct adapter *adapter, int phy_addr, int mmd_addr,
/*
* MI1 read/write operations for indirect-addressed PHYs.
*/
-static int mi1_ext_read(struct adapter *adapter, int phy_addr, int mmd_addr,
- int reg_addr, unsigned int *valp)
+static int mi1_ext_read(struct net_device *dev, int phy_addr, int mmd_addr,
+ u16 reg_addr)
{
+ struct port_info *pi = netdev_priv(dev);
+ struct adapter *adapter = pi->adapter;
int ret;
mutex_lock(&adapter->mdio_lock);
@@ -280,15 +281,17 @@ static int mi1_ext_read(struct adapter *adapter, int phy_addr, int mmd_addr,
ret = t3_wait_op_done(adapter, A_MI1_OP, F_BUSY, 0,
MDIO_ATTEMPTS, 10);
if (!ret)
- *valp = t3_read_reg(adapter, A_MI1_DATA);
+ ret = t3_read_reg(adapter, A_MI1_DATA);
}
mutex_unlock(&adapter->mdio_lock);
return ret;
}
-static int mi1_ext_write(struct adapter *adapter, int phy_addr, int mmd_addr,
- int reg_addr, unsigned int val)
+static int mi1_ext_write(struct net_device *dev, int phy_addr, int mmd_addr,
+ u16 reg_addr, u16 val)
{
+ struct port_info *pi = netdev_priv(dev);
+ struct adapter *adapter = pi->adapter;
int ret;
mutex_lock(&adapter->mdio_lock);
@@ -304,8 +307,9 @@ static int mi1_ext_write(struct adapter *adapter, int phy_addr, int mmd_addr,
}
static const struct mdio_ops mi1_mdio_ext_ops = {
- mi1_ext_read,
- mi1_ext_write
+ .read = mi1_ext_read,
+ .write = mi1_ext_write,
+ .mode_support = MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22
};
/**
@@ -325,10 +329,10 @@ int t3_mdio_change_bits(struct cphy *phy, int mmd, int reg, unsigned int clear,
int ret;
unsigned int val;
- ret = mdio_read(phy, mmd, reg, &val);
+ ret = t3_mdio_read(phy, mmd, reg, &val);
if (!ret) {
val &= ~clear;
- ret = mdio_write(phy, mmd, reg, val | set);
+ ret = t3_mdio_write(phy, mmd, reg, val | set);
}
return ret;
}
@@ -348,15 +352,16 @@ int t3_phy_reset(struct cphy *phy, int mmd, int wait)
int err;
unsigned int ctl;
- err = t3_mdio_change_bits(phy, mmd, MII_BMCR, BMCR_PDOWN, BMCR_RESET);
+ err = t3_mdio_change_bits(phy, mmd, MDIO_CTRL1, MDIO_CTRL1_LPOWER,
+ MDIO_CTRL1_RESET);
if (err || !wait)
return err;
do {
- err = mdio_read(phy, mmd, MII_BMCR, &ctl);
+ err = t3_mdio_read(phy, mmd, MDIO_CTRL1, &ctl);
if (err)
return err;
- ctl &= BMCR_RESET;
+ ctl &= MDIO_CTRL1_RESET;
if (ctl)
msleep(1);
} while (ctl && --wait);
@@ -377,7 +382,7 @@ int t3_phy_advertise(struct cphy *phy, unsigned int advert)
int err;
unsigned int val = 0;
- err = mdio_read(phy, 0, MII_CTRL1000, &val);
+ err = t3_mdio_read(phy, MDIO_DEVAD_NONE, MII_CTRL1000, &val);
if (err)
return err;
@@ -387,7 +392,7 @@ int t3_phy_advertise(struct cphy *phy, unsigned int advert)
if (advert & ADVERTISED_1000baseT_Full)
val |= ADVERTISE_1000FULL;
- err = mdio_write(phy, 0, MII_CTRL1000, val);
+ err = t3_mdio_write(phy, MDIO_DEVAD_NONE, MII_CTRL1000, val);
if (err)
return err;
@@ -404,7 +409,7 @@ int t3_phy_advertise(struct cphy *phy, unsigned int advert)
val |= ADVERTISE_PAUSE_CAP;
if (advert & ADVERTISED_Asym_Pause)
val |= ADVERTISE_PAUSE_ASYM;
- return mdio_write(phy, 0, MII_ADVERTISE, val);
+ return t3_mdio_write(phy, MDIO_DEVAD_NONE, MII_ADVERTISE, val);
}
/**
@@ -427,7 +432,7 @@ int t3_phy_advertise_fiber(struct cphy *phy, unsigned int advert)
val |= ADVERTISE_1000XPAUSE;
if (advert & ADVERTISED_Asym_Pause)
val |= ADVERTISE_1000XPSE_ASYM;
- return mdio_write(phy, 0, MII_ADVERTISE, val);
+ return t3_mdio_write(phy, MDIO_DEVAD_NONE, MII_ADVERTISE, val);
}
/**
@@ -444,7 +449,7 @@ int t3_set_phy_speed_duplex(struct cphy *phy, int speed, int duplex)
int err;
unsigned int ctl;
- err = mdio_read(phy, 0, MII_BMCR, &ctl);
+ err = t3_mdio_read(phy, MDIO_DEVAD_NONE, MII_BMCR, &ctl);
if (err)
return err;
@@ -462,34 +467,36 @@ int t3_set_phy_speed_duplex(struct cphy *phy, int speed, int duplex)
}
if (ctl & BMCR_SPEED1000) /* auto-negotiation required for GigE */
ctl |= BMCR_ANENABLE;
- return mdio_write(phy, 0, MII_BMCR, ctl);
+ return t3_mdio_write(phy, MDIO_DEVAD_NONE, MII_BMCR, ctl);
}
int t3_phy_lasi_intr_enable(struct cphy *phy)
{
- return mdio_write(phy, MDIO_DEV_PMA_PMD, LASI_CTRL, 1);
+ return t3_mdio_write(phy, MDIO_MMD_PMAPMD, MDIO_PMA_LASI_CTRL,
+ MDIO_PMA_LASI_LSALARM);
}
int t3_phy_lasi_intr_disable(struct cphy *phy)
{
- return mdio_write(phy, MDIO_DEV_PMA_PMD, LASI_CTRL, 0);
+ return t3_mdio_write(phy, MDIO_MMD_PMAPMD, MDIO_PMA_LASI_CTRL, 0);
}
int t3_phy_lasi_intr_clear(struct cphy *phy)
{
u32 val;
- return mdio_read(phy, MDIO_DEV_PMA_PMD, LASI_STAT, &val);
+ return t3_mdio_read(phy, MDIO_MMD_PMAPMD, MDIO_PMA_LASI_STAT, &val);
}
int t3_phy_lasi_intr_handler(struct cphy *phy)
{
unsigned int status;
- int err = mdio_read(phy, MDIO_DEV_PMA_PMD, LASI_STAT, &status);
+ int err = t3_mdio_read(phy, MDIO_MMD_PMAPMD, MDIO_PMA_LASI_STAT,
+ &status);
if (err)
return err;
- return (status & 1) ? cphy_cause_link_change : 0;
+ return (status & MDIO_PMA_LASI_LSALARM) ? cphy_cause_link_change : 0;
}
static const struct adapter_info t3_adap_info[] = {
@@ -519,6 +526,11 @@ static const struct adapter_info t3_adap_info[] = {
F_GPIO10_OEN | F_GPIO1_OUT_VAL | F_GPIO6_OUT_VAL | F_GPIO10_OUT_VAL,
{ S_GPIO9 }, SUPPORTED_10000baseT_Full | SUPPORTED_AUI,
&mi1_mdio_ext_ops, "Chelsio T310" },
+ {1, 0, 0,
+ F_GPIO1_OEN | F_GPIO6_OEN | F_GPIO7_OEN |
+ F_GPIO1_OUT_VAL | F_GPIO6_OUT_VAL,
+ { S_GPIO9 }, SUPPORTED_10000baseT_Full | SUPPORTED_AUI,
+ &mi1_mdio_ext_ops, "Chelsio N320E-G2" },
};
/*
@@ -545,6 +557,8 @@ static const struct port_type_info port_types[] = {
{ t3_qt2045_phy_prep },
{ t3_ael1006_phy_prep },
{ NULL },
+ { t3_aq100x_phy_prep },
+ { t3_ael2020_phy_prep },
};
#define VPD_ENTRY(name, len) \
@@ -1274,6 +1288,11 @@ void t3_link_fault(struct adapter *adapter, int port_id)
A_XGM_INT_STATUS + mac->offset);
link_fault &= F_LINKFAULTCHANGE;
+ link_ok = lc->link_ok;
+ speed = lc->speed;
+ duplex = lc->duplex;
+ fc = lc->fc;
+
phy->ops->get_link_status(phy, &link_ok, &speed, &duplex, &fc);
if (link_fault) {
@@ -3859,6 +3878,7 @@ int t3_prep_adapter(struct adapter *adapter, const struct adapter_info *ai,
return -EINVAL;
}
+ p->phy.mdio.dev = adapter->port[i];
ret = pti->phy_prep(&p->phy, adapter, ai->phy_base_addr + j,
ai->mdio_ops);
if (ret)
@@ -3918,7 +3938,7 @@ int t3_replay_prep_adapter(struct adapter *adapter)
;
pti = &port_types[adapter->params.vpd.port_type[j]];
- ret = pti->phy_prep(&p->phy, adapter, p->phy.addr, NULL);
+ ret = pti->phy_prep(&p->phy, adapter, p->phy.mdio.prtad, NULL);
if (ret)
return ret;
p->phy.ops->power_down(&p->phy, 1);
diff --git a/drivers/net/cxgb3/version.h b/drivers/net/cxgb3/version.h
index 7bf963ec554..9d0bd9dd9ab 100644
--- a/drivers/net/cxgb3/version.h
+++ b/drivers/net/cxgb3/version.h
@@ -35,10 +35,10 @@
#define DRV_DESC "Chelsio T3 Network Driver"
#define DRV_NAME "cxgb3"
/* Driver version */
-#define DRV_VERSION "1.1.2-ko"
+#define DRV_VERSION "1.1.3-ko"
/* Firmware version */
#define FW_VERSION_MAJOR 7
-#define FW_VERSION_MINOR 1
+#define FW_VERSION_MINOR 4
#define FW_VERSION_MICRO 0
#endif /* __CHELSIO_VERSION_H */
diff --git a/drivers/net/cxgb3/vsc8211.c b/drivers/net/cxgb3/vsc8211.c
index d07130971b8..4f9a1c2724f 100644
--- a/drivers/net/cxgb3/vsc8211.c
+++ b/drivers/net/cxgb3/vsc8211.c
@@ -91,17 +91,18 @@ enum {
*/
static int vsc8211_reset(struct cphy *cphy, int wait)
{
- return t3_phy_reset(cphy, 0, 0);
+ return t3_phy_reset(cphy, MDIO_DEVAD_NONE, 0);
}
static int vsc8211_intr_enable(struct cphy *cphy)
{
- return mdio_write(cphy, 0, VSC8211_INTR_ENABLE, INTR_MASK);
+ return t3_mdio_write(cphy, MDIO_DEVAD_NONE, VSC8211_INTR_ENABLE,
+ INTR_MASK);
}
static int vsc8211_intr_disable(struct cphy *cphy)
{
- return mdio_write(cphy, 0, VSC8211_INTR_ENABLE, 0);
+ return t3_mdio_write(cphy, MDIO_DEVAD_NONE, VSC8211_INTR_ENABLE, 0);
}
static int vsc8211_intr_clear(struct cphy *cphy)
@@ -109,18 +110,20 @@ static int vsc8211_intr_clear(struct cphy *cphy)
u32 val;
/* Clear PHY interrupts by reading the register. */
- return mdio_read(cphy, 0, VSC8211_INTR_STATUS, &val);
+ return t3_mdio_read(cphy, MDIO_DEVAD_NONE, VSC8211_INTR_STATUS, &val);
}
static int vsc8211_autoneg_enable(struct cphy *cphy)
{
- return t3_mdio_change_bits(cphy, 0, MII_BMCR, BMCR_PDOWN | BMCR_ISOLATE,
+ return t3_mdio_change_bits(cphy, MDIO_DEVAD_NONE, MII_BMCR,
+ BMCR_PDOWN | BMCR_ISOLATE,
BMCR_ANENABLE | BMCR_ANRESTART);
}
static int vsc8211_autoneg_restart(struct cphy *cphy)
{
- return t3_mdio_change_bits(cphy, 0, MII_BMCR, BMCR_PDOWN | BMCR_ISOLATE,
+ return t3_mdio_change_bits(cphy, MDIO_DEVAD_NONE, MII_BMCR,
+ BMCR_PDOWN | BMCR_ISOLATE,
BMCR_ANRESTART);
}
@@ -130,9 +133,9 @@ static int vsc8211_get_link_status(struct cphy *cphy, int *link_ok,
unsigned int bmcr, status, lpa, adv;
int err, sp = -1, dplx = -1, pause = 0;
- err = mdio_read(cphy, 0, MII_BMCR, &bmcr);
+ err = t3_mdio_read(cphy, MDIO_DEVAD_NONE, MII_BMCR, &bmcr);
if (!err)
- err = mdio_read(cphy, 0, MII_BMSR, &status);
+ err = t3_mdio_read(cphy, MDIO_DEVAD_NONE, MII_BMSR, &status);
if (err)
return err;
@@ -142,7 +145,8 @@ static int vsc8211_get_link_status(struct cphy *cphy, int *link_ok,
* once more to get the current link state.
*/
if (!(status & BMSR_LSTATUS))
- err = mdio_read(cphy, 0, MII_BMSR, &status);
+ err = t3_mdio_read(cphy, MDIO_DEVAD_NONE, MII_BMSR,
+ &status);
if (err)
return err;
*link_ok = (status & BMSR_LSTATUS) != 0;
@@ -156,7 +160,8 @@ static int vsc8211_get_link_status(struct cphy *cphy, int *link_ok,
else
sp = SPEED_10;
} else if (status & BMSR_ANEGCOMPLETE) {
- err = mdio_read(cphy, 0, VSC8211_AUX_CTRL_STAT, &status);
+ err = t3_mdio_read(cphy, MDIO_DEVAD_NONE, VSC8211_AUX_CTRL_STAT,
+ &status);
if (err)
return err;
@@ -170,9 +175,11 @@ static int vsc8211_get_link_status(struct cphy *cphy, int *link_ok,
sp = SPEED_1000;
if (fc && dplx == DUPLEX_FULL) {
- err = mdio_read(cphy, 0, MII_LPA, &lpa);
+ err = t3_mdio_read(cphy, MDIO_DEVAD_NONE, MII_LPA,
+ &lpa);
if (!err)
- err = mdio_read(cphy, 0, MII_ADVERTISE, &adv);
+ err = t3_mdio_read(cphy, MDIO_DEVAD_NONE,
+ MII_ADVERTISE, &adv);
if (err)
return err;
@@ -202,9 +209,9 @@ static int vsc8211_get_link_status_fiber(struct cphy *cphy, int *link_ok,
unsigned int bmcr, status, lpa, adv;
int err, sp = -1, dplx = -1, pause = 0;
- err = mdio_read(cphy, 0, MII_BMCR, &bmcr);
+ err = t3_mdio_read(cphy, MDIO_DEVAD_NONE, MII_BMCR, &bmcr);
if (!err)
- err = mdio_read(cphy, 0, MII_BMSR, &status);
+ err = t3_mdio_read(cphy, MDIO_DEVAD_NONE, MII_BMSR, &status);
if (err)
return err;
@@ -214,7 +221,8 @@ static int vsc8211_get_link_status_fiber(struct cphy *cphy, int *link_ok,
* once more to get the current link state.
*/
if (!(status & BMSR_LSTATUS))
- err = mdio_read(cphy, 0, MII_BMSR, &status);
+ err = t3_mdio_read(cphy, MDIO_DEVAD_NONE, MII_BMSR,
+ &status);
if (err)
return err;
*link_ok = (status & BMSR_LSTATUS) != 0;
@@ -228,9 +236,10 @@ static int vsc8211_get_link_status_fiber(struct cphy *cphy, int *link_ok,
else
sp = SPEED_10;
} else if (status & BMSR_ANEGCOMPLETE) {
- err = mdio_read(cphy, 0, MII_LPA, &lpa);
+ err = t3_mdio_read(cphy, MDIO_DEVAD_NONE, MII_LPA, &lpa);
if (!err)
- err = mdio_read(cphy, 0, MII_ADVERTISE, &adv);
+ err = t3_mdio_read(cphy, MDIO_DEVAD_NONE, MII_ADVERTISE,
+ &adv);
if (err)
return err;
@@ -270,23 +279,23 @@ static int vsc8211_set_automdi(struct cphy *phy, int enable)
{
int err;
- err = mdio_write(phy, 0, VSC8211_EXT_PAGE_AXS, 0x52b5);
+ err = t3_mdio_write(phy, MDIO_DEVAD_NONE, VSC8211_EXT_PAGE_AXS, 0x52b5);
if (err)
return err;
- err = mdio_write(phy, 0, 18, 0x12);
+ err = t3_mdio_write(phy, MDIO_DEVAD_NONE, 18, 0x12);
if (err)
return err;
- err = mdio_write(phy, 0, 17, enable ? 0x2803 : 0x3003);
+ err = t3_mdio_write(phy, MDIO_DEVAD_NONE, 17, enable ? 0x2803 : 0x3003);
if (err)
return err;
- err = mdio_write(phy, 0, 16, 0x87fa);
+ err = t3_mdio_write(phy, MDIO_DEVAD_NONE, 16, 0x87fa);
if (err)
return err;
- err = mdio_write(phy, 0, VSC8211_EXT_PAGE_AXS, 0);
+ err = t3_mdio_write(phy, MDIO_DEVAD_NONE, VSC8211_EXT_PAGE_AXS, 0);
if (err)
return err;
@@ -315,7 +324,7 @@ static int vsc8211_intr_handler(struct cphy *cphy)
unsigned int cause;
int err, cphy_cause = 0;
- err = mdio_read(cphy, 0, VSC8211_INTR_STATUS, &cause);
+ err = t3_mdio_read(cphy, MDIO_DEVAD_NONE, VSC8211_INTR_STATUS, &cause);
if (err)
return err;
@@ -367,12 +376,13 @@ int t3_vsc8211_phy_prep(struct cphy *phy, struct adapter *adapter,
SUPPORTED_TP | SUPPORTED_IRQ, "10/100/1000BASE-T");
msleep(20); /* PHY needs ~10ms to start responding to MDIO */
- err = mdio_read(phy, 0, VSC8211_EXT_CTRL, &val);
+ err = t3_mdio_read(phy, MDIO_DEVAD_NONE, VSC8211_EXT_CTRL, &val);
if (err)
return err;
if (val & VSC_CTRL_MEDIA_MODE_HI) {
/* copper interface, just need to configure the LEDs */
- return mdio_write(phy, 0, VSC8211_LED_CTRL, 0x100);
+ return t3_mdio_write(phy, MDIO_DEVAD_NONE, VSC8211_LED_CTRL,
+ 0x100);
}
phy->caps = SUPPORTED_1000baseT_Full | SUPPORTED_Autoneg |
@@ -380,20 +390,20 @@ int t3_vsc8211_phy_prep(struct cphy *phy, struct adapter *adapter,
phy->desc = "1000BASE-X";
phy->ops = &vsc8211_fiber_ops;
- err = mdio_write(phy, 0, VSC8211_EXT_PAGE_AXS, 1);
+ err = t3_mdio_write(phy, MDIO_DEVAD_NONE, VSC8211_EXT_PAGE_AXS, 1);
if (err)
return err;
- err = mdio_write(phy, 0, VSC8211_SIGDET_CTRL, 1);
+ err = t3_mdio_write(phy, MDIO_DEVAD_NONE, VSC8211_SIGDET_CTRL, 1);
if (err)
return err;
- err = mdio_write(phy, 0, VSC8211_EXT_PAGE_AXS, 0);
+ err = t3_mdio_write(phy, MDIO_DEVAD_NONE, VSC8211_EXT_PAGE_AXS, 0);
if (err)
return err;
- err = mdio_write(phy, 0, VSC8211_EXT_CTRL,
- val | VSC_CTRL_CLAUSE37_VIEW);
+ err = t3_mdio_write(phy, MDIO_DEVAD_NONE, VSC8211_EXT_CTRL,
+ val | VSC_CTRL_CLAUSE37_VIEW);
if (err)
return err;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-18 22:36:16 +0000