config SFC
tristate "Solarflare Solarstorm SFC4000 support"
depends on PCI && INET
- select MII
+ select MDIO
select CRC32
select I2C
select I2C_ALGOBIT
static int efx_ioctl(struct net_device *net_dev, struct ifreq *ifr, int cmd)
{
struct efx_nic *efx = netdev_priv(net_dev);
+ struct mii_ioctl_data *data = if_mii(ifr);
EFX_ASSERT_RESET_SERIALISED(efx);
- return generic_mii_ioctl(&efx->mii, if_mii(ifr), cmd, NULL);
+ /* Convert phy_id from older PRTAD/DEVAD format */
+ if ((cmd == SIOCGMIIREG || cmd == SIOCSMIIREG) &&
+ (data->phy_id & 0xfc00) == 0x0400)
+ data->phy_id ^= MDIO_PHY_ID_C45 | 0x0400;
+
+ return mdio_mii_ioctl(&efx->mdio, data, cmd);
}
/**************************************************************************
mutex_init(&efx->mac_lock);
efx->mac_op = &efx_dummy_mac_operations;
efx->phy_op = &efx_dummy_phy_operations;
- efx->mii.dev = net_dev;
+ efx->mdio.dev = net_dev;
INIT_WORK(&efx->phy_work, efx_phy_work);
INIT_WORK(&efx->mac_work, efx_mac_work);
atomic_set(&efx->netif_stop_count, 1);
#include <linux/netdevice.h>
#include <linux/ethtool.h>
+#include <linux/mdio.h>
#include <linux/rtnetlink.h>
#include "net_driver.h"
#include "workarounds.h"
unsigned int n = 0, i;
enum efx_loopback_mode mode;
- efx_fill_test(n++, strings, data, &tests->mii,
- "core", 0, "mii", NULL);
+ efx_fill_test(n++, strings, data, &tests->mdio,
+ "core", 0, "mdio", NULL);
efx_fill_test(n++, strings, data, &tests->nvram,
"core", 0, "nvram", NULL);
efx_fill_test(n++, strings, data, &tests->interrupt,
{
struct efx_nic *efx = netdev_priv(net_dev);
- if (efx->phy_op->mmds & DEV_PRESENT_BIT(MDIO_MMD_AN)) {
- mdio_clause45_set_flag(efx, efx->mii.phy_id, MDIO_MMD_AN,
- MDIO_MMDREG_CTRL1,
- __ffs(BMCR_ANRESTART), true);
- return 0;
- }
-
- return -EOPNOTSUPP;
+ return mdio45_nway_restart(&efx->mdio);
}
static u32 efx_ethtool_get_link(struct net_device *net_dev)
return -EINVAL;
}
- if (!(efx->phy_op->mmds & DEV_PRESENT_BIT(MDIO_MMD_AN)) &&
+ if (!(efx->phy_op->mmds & MDIO_DEVS_AN) &&
(wanted_fc & EFX_FC_AUTO)) {
EFX_LOG(efx, "PHY does not support flow control "
"autonegotiation\n");
mutex_lock(&efx->mac_lock);
efx->wanted_fc = wanted_fc;
- mdio_clause45_set_pause(efx);
+ efx_mdio_set_pause(efx);
__efx_reconfigure_port(efx);
mutex_unlock(&efx->mac_lock);
**************************************************************************
*/
-/* Use the top bit of the MII PHY id to indicate the PHY type
- * (1G/10G), with the remaining bits as the actual PHY id.
- *
- * This allows us to avoid leaking information from the mii_if_info
- * structure into other data structures.
- */
-#define FALCON_PHY_ID_ID_WIDTH EFX_WIDTH(MD_PRT_DEV_ADR)
-#define FALCON_PHY_ID_ID_MASK ((1 << FALCON_PHY_ID_ID_WIDTH) - 1)
-#define FALCON_PHY_ID_WIDTH (FALCON_PHY_ID_ID_WIDTH + 1)
-#define FALCON_PHY_ID_MASK ((1 << FALCON_PHY_ID_WIDTH) - 1)
-#define FALCON_PHY_ID_10G (1 << (FALCON_PHY_ID_WIDTH - 1))
-
-
-/* Packing the clause 45 port and device fields into a single value */
-#define MD_PRT_ADR_COMP_LBN (MD_PRT_ADR_LBN - MD_DEV_ADR_LBN)
-#define MD_PRT_ADR_COMP_WIDTH MD_PRT_ADR_WIDTH
-#define MD_DEV_ADR_COMP_LBN 0
-#define MD_DEV_ADR_COMP_WIDTH MD_DEV_ADR_WIDTH
-
-
/* Wait for GMII access to complete */
static int falcon_gmii_wait(struct efx_nic *efx)
{
return -ETIMEDOUT;
}
-/* Writes a GMII register of a PHY connected to Falcon using MDIO. */
-static void falcon_mdio_write(struct net_device *net_dev, int phy_id,
- int addr, int value)
+/* Write an MDIO register of a PHY connected to Falcon. */
+static int falcon_mdio_write(struct net_device *net_dev,
+ int prtad, int devad, u16 addr, u16 value)
{
struct efx_nic *efx = netdev_priv(net_dev);
- unsigned int phy_id2 = phy_id & FALCON_PHY_ID_ID_MASK;
efx_oword_t reg;
+ int rc;
- /* The 'generic' prt/dev packing in mdio_10g.h is conveniently
- * chosen so that the only current user, Falcon, can take the
- * packed value and use them directly.
- * Fail to build if this assumption is broken.
- */
- BUILD_BUG_ON(FALCON_PHY_ID_10G != MDIO45_XPRT_ID_IS10G);
- BUILD_BUG_ON(FALCON_PHY_ID_ID_WIDTH != MDIO45_PRT_DEV_WIDTH);
- BUILD_BUG_ON(MD_PRT_ADR_COMP_LBN != MDIO45_PRT_ID_COMP_LBN);
- BUILD_BUG_ON(MD_DEV_ADR_COMP_LBN != MDIO45_DEV_ID_COMP_LBN);
-
- if (phy_id2 == PHY_ADDR_INVALID)
- return;
-
- /* See falcon_mdio_read for an explanation. */
- if (!(phy_id & FALCON_PHY_ID_10G)) {
- int mmd = ffs(efx->phy_op->mmds) - 1;
- EFX_TRACE(efx, "Fixing erroneous clause22 write\n");
- phy_id2 = mdio_clause45_pack(phy_id2, mmd)
- & FALCON_PHY_ID_ID_MASK;
- }
-
- EFX_REGDUMP(efx, "writing GMII %d register %02x with %04x\n", phy_id,
- addr, value);
+ EFX_REGDUMP(efx, "writing MDIO %d register %d.%d with 0x%04x\n",
+ prtad, devad, addr, value);
spin_lock_bh(&efx->phy_lock);
- /* Check MII not currently being accessed */
- if (falcon_gmii_wait(efx) != 0)
+ /* Check MDIO not currently being accessed */
+ rc = falcon_gmii_wait(efx);
+ if (rc)
goto out;
/* Write the address/ID register */
EFX_POPULATE_OWORD_1(reg, MD_PHY_ADR, addr);
falcon_write(efx, ®, MD_PHY_ADR_REG_KER);
- EFX_POPULATE_OWORD_1(reg, MD_PRT_DEV_ADR, phy_id2);
+ EFX_POPULATE_OWORD_2(reg, MD_PRT_ADR, prtad, MD_DEV_ADR, devad);
falcon_write(efx, ®, MD_ID_REG_KER);
/* Write data */
falcon_write(efx, ®, MD_CS_REG_KER);
/* Wait for data to be written */
- if (falcon_gmii_wait(efx) != 0) {
+ rc = falcon_gmii_wait(efx);
+ if (rc) {
/* Abort the write operation */
EFX_POPULATE_OWORD_2(reg,
MD_WRC, 0,
out:
spin_unlock_bh(&efx->phy_lock);
+ return rc;
}
-/* Reads a GMII register from a PHY connected to Falcon. If no value
- * could be read, -1 will be returned. */
-static int falcon_mdio_read(struct net_device *net_dev, int phy_id, int addr)
+/* Read an MDIO register of a PHY connected to Falcon. */
+static int falcon_mdio_read(struct net_device *net_dev,
+ int prtad, int devad, u16 addr)
{
struct efx_nic *efx = netdev_priv(net_dev);
- unsigned int phy_addr = phy_id & FALCON_PHY_ID_ID_MASK;
efx_oword_t reg;
- int value = -1;
-
- if (phy_addr == PHY_ADDR_INVALID)
- return -1;
-
- /* Our PHY code knows whether it needs to talk clause 22(1G) or 45(10G)
- * but the generic Linux code does not make any distinction or have
- * any state for this.
- * We spot the case where someone tried to talk 22 to a 45 PHY and
- * redirect the request to the lowest numbered MMD as a clause45
- * request. This is enough to allow simple queries like id and link
- * state to succeed. TODO: We may need to do more in future.
- */
- if (!(phy_id & FALCON_PHY_ID_10G)) {
- int mmd = ffs(efx->phy_op->mmds) - 1;
- EFX_TRACE(efx, "Fixing erroneous clause22 read\n");
- phy_addr = mdio_clause45_pack(phy_addr, mmd)
- & FALCON_PHY_ID_ID_MASK;
- }
+ int rc;
spin_lock_bh(&efx->phy_lock);
- /* Check MII not currently being accessed */
- if (falcon_gmii_wait(efx) != 0)
+ /* Check MDIO not currently being accessed */
+ rc = falcon_gmii_wait(efx);
+ if (rc)
goto out;
EFX_POPULATE_OWORD_1(reg, MD_PHY_ADR, addr);
falcon_write(efx, ®, MD_PHY_ADR_REG_KER);
- EFX_POPULATE_OWORD_1(reg, MD_PRT_DEV_ADR, phy_addr);
+ EFX_POPULATE_OWORD_2(reg, MD_PRT_ADR, prtad, MD_DEV_ADR, devad);
falcon_write(efx, ®, MD_ID_REG_KER);
/* Request data to be read */
falcon_write(efx, ®, MD_CS_REG_KER);
/* Wait for data to become available */
- value = falcon_gmii_wait(efx);
- if (value == 0) {
+ rc = falcon_gmii_wait(efx);
+ if (rc == 0) {
falcon_read(efx, ®, MD_RXD_REG_KER);
- value = EFX_OWORD_FIELD(reg, MD_RXD);
- EFX_REGDUMP(efx, "read from GMII %d register %02x, got %04x\n",
- phy_id, addr, value);
+ rc = EFX_OWORD_FIELD(reg, MD_RXD);
+ EFX_REGDUMP(efx, "read from MDIO %d register %d.%d, got %04x\n",
+ prtad, devad, addr, rc);
} else {
/* Abort the read operation */
EFX_POPULATE_OWORD_2(reg,
MD_GC, 1);
falcon_write(efx, ®, MD_CS_REG_KER);
- EFX_LOG(efx, "read from GMII 0x%x register %02x, got "
- "error %d\n", phy_id, addr, value);
+ EFX_LOG(efx, "read from MDIO %d register %d.%d, got error %d\n",
+ prtad, devad, addr, rc);
}
out:
spin_unlock_bh(&efx->phy_lock);
-
- return value;
-}
-
-static void falcon_init_mdio(struct mii_if_info *gmii)
-{
- gmii->mdio_read = falcon_mdio_read;
- gmii->mdio_write = falcon_mdio_write;
- gmii->phy_id_mask = FALCON_PHY_ID_MASK;
- gmii->reg_num_mask = ((1 << EFX_WIDTH(MD_PHY_ADR)) - 1);
+ return rc;
}
static int falcon_probe_phy(struct efx_nic *efx)
if (rc)
return rc;
- /* Set up GMII structure for PHY */
- efx->mii.supports_gmii = true;
- falcon_init_mdio(&efx->mii);
+ /* Set up MDIO structure for PHY */
+ efx->mdio.mmds = efx->phy_op->mmds;
+ efx->mdio.mode_support = MDIO_SUPPORTS_C45 | MDIO_EMULATE_C22;
+ efx->mdio.mdio_read = falcon_mdio_read;
+ efx->mdio.mdio_write = falcon_mdio_write;
/* Hardware flow ctrl. FalconA RX FIFO too small for pause generation */
if (falcon_rev(efx) >= FALCON_REV_B0)
if (rc == -EINVAL) {
EFX_ERR(efx, "NVRAM is invalid therefore using defaults\n");
efx->phy_type = PHY_TYPE_NONE;
- efx->mii.phy_id = PHY_ADDR_INVALID;
+ efx->mdio.prtad = MDIO_PRTAD_NONE;
board_rev = 0;
rc = 0;
} else if (rc) {
struct falcon_nvconfig_board_v3 *v3 = &nvconfig->board_v3;
efx->phy_type = v2->port0_phy_type;
- efx->mii.phy_id = v2->port0_phy_addr;
+ efx->mdio.prtad = v2->port0_phy_addr;
board_rev = le16_to_cpu(v2->board_revision);
if (le16_to_cpu(nvconfig->board_struct_ver) >= 3) {
/* Read the MAC addresses */
memcpy(efx->mac_address, nvconfig->mac_address[0], ETH_ALEN);
- EFX_LOG(efx, "PHY is %d phy_id %d\n", efx->phy_type, efx->mii.phy_id);
+ EFX_LOG(efx, "PHY is %d phy_id %d\n", efx->phy_type, efx->mdio.prtad);
efx_set_board_info(efx, board_rev);
#define MD_PRT_ADR_WIDTH 5
#define MD_DEV_ADR_LBN 6
#define MD_DEV_ADR_WIDTH 5
-/* Used for writing both at once */
-#define MD_PRT_DEV_ADR_LBN 6
-#define MD_PRT_DEV_ADR_WIDTH 10
/* PHY management status & mask register (DWORD read only) */
#define MD_STAT_REG_KER 0xc50
/* If the link is up, then check the phy side of the xaui link */
if (efx->link_up && link_ok)
if (efx->phy_op->mmds & (1 << MDIO_MMD_PHYXS))
- link_ok = mdio_clause45_phyxgxs_lane_sync(efx);
+ link_ok = efx_mdio_phyxgxs_lane_sync(efx);
return link_ok;
}
#include "boards.h"
#include "workarounds.h"
-unsigned mdio_id_oui(u32 id)
+unsigned efx_mdio_id_oui(u32 id)
{
unsigned oui = 0;
int i;
return oui;
}
-int mdio_clause45_reset_mmd(struct efx_nic *port, int mmd,
+int efx_mdio_reset_mmd(struct efx_nic *port, int mmd,
int spins, int spintime)
{
u32 ctrl;
- int phy_id = port->mii.phy_id;
/* Catch callers passing values in the wrong units (or just silly) */
EFX_BUG_ON_PARANOID(spins * spintime >= 5000);
- mdio_clause45_write(port, phy_id, mmd, MDIO_MMDREG_CTRL1,
- (1 << MDIO_MMDREG_CTRL1_RESET_LBN));
+ efx_mdio_write(port, mmd, MDIO_CTRL1, MDIO_CTRL1_RESET);
/* Wait for the reset bit to clear. */
do {
msleep(spintime);
- ctrl = mdio_clause45_read(port, phy_id, mmd, MDIO_MMDREG_CTRL1);
+ ctrl = efx_mdio_read(port, mmd, MDIO_CTRL1);
spins--;
- } while (spins && (ctrl & (1 << MDIO_MMDREG_CTRL1_RESET_LBN)));
+ } while (spins && (ctrl & MDIO_CTRL1_RESET));
return spins ? spins : -ETIMEDOUT;
}
-static int mdio_clause45_check_mmd(struct efx_nic *efx, int mmd,
- int fault_fatal)
+static int efx_mdio_check_mmd(struct efx_nic *efx, int mmd, int fault_fatal)
{
int status;
- int phy_id = efx->mii.phy_id;
if (LOOPBACK_INTERNAL(efx))
return 0;
if (mmd != MDIO_MMD_AN) {
/* Read MMD STATUS2 to check it is responding. */
- status = mdio_clause45_read(efx, phy_id, mmd,
- MDIO_MMDREG_STAT2);
- if (((status >> MDIO_MMDREG_STAT2_PRESENT_LBN) &
- ((1 << MDIO_MMDREG_STAT2_PRESENT_WIDTH) - 1)) !=
- MDIO_MMDREG_STAT2_PRESENT_VAL) {
+ status = efx_mdio_read(efx, mmd, MDIO_STAT2);
+ if ((status & MDIO_STAT2_DEVPRST) != MDIO_STAT2_DEVPRST_VAL) {
EFX_ERR(efx, "PHY MMD %d not responding.\n", mmd);
return -EIO;
}
}
/* Read MMD STATUS 1 to check for fault. */
- status = mdio_clause45_read(efx, phy_id, mmd, MDIO_MMDREG_STAT1);
- if ((status & (1 << MDIO_MMDREG_STAT1_FAULT_LBN)) != 0) {
+ status = efx_mdio_read(efx, mmd, MDIO_STAT1);
+ if (status & MDIO_STAT1_FAULT) {
if (fault_fatal) {
EFX_ERR(efx, "PHY MMD %d reporting fatal"
" fault: status %x\n", mmd, status);
#define MDIO45_RESET_TIME 1000 /* ms */
#define MDIO45_RESET_ITERS 100
-int mdio_clause45_wait_reset_mmds(struct efx_nic *efx,
- unsigned int mmd_mask)
+int efx_mdio_wait_reset_mmds(struct efx_nic *efx, unsigned int mmd_mask)
{
const int spintime = MDIO45_RESET_TIME / MDIO45_RESET_ITERS;
int tries = MDIO45_RESET_ITERS;
in_reset = 0;
while (mask) {
if (mask & 1) {
- stat = mdio_clause45_read(efx,
- efx->mii.phy_id,
- mmd,
- MDIO_MMDREG_CTRL1);
+ stat = efx_mdio_read(efx, mmd, MDIO_CTRL1);
if (stat < 0) {
EFX_ERR(efx, "failed to read status of"
" MMD %d\n", mmd);
return -EIO;
}
- if (stat & (1 << MDIO_MMDREG_CTRL1_RESET_LBN))
+ if (stat & MDIO_CTRL1_RESET)
in_reset |= (1 << mmd);
}
mask = mask >> 1;
return rc;
}
-int mdio_clause45_check_mmds(struct efx_nic *efx,
- unsigned int mmd_mask, unsigned int fatal_mask)
+int efx_mdio_check_mmds(struct efx_nic *efx,
+ unsigned int mmd_mask, unsigned int fatal_mask)
{
- int mmd = 0, probe_mmd, devs0, devs1;
+ int mmd = 0, probe_mmd, devs1, devs2;
u32 devices;
/* Historically we have probed the PHYXS to find out what devices are
* present,but that doesn't work so well if the PHYXS isn't expected
* to exist, if so just find the first item in the list supplied. */
- probe_mmd = (mmd_mask & MDIO_MMDREG_DEVS_PHYXS) ? MDIO_MMD_PHYXS :
+ probe_mmd = (mmd_mask & MDIO_DEVS_PHYXS) ? MDIO_MMD_PHYXS :
__ffs(mmd_mask);
/* Check all the expected MMDs are present */
- devs0 = mdio_clause45_read(efx, efx->mii.phy_id,
- probe_mmd, MDIO_MMDREG_DEVS0);
- devs1 = mdio_clause45_read(efx, efx->mii.phy_id,
- probe_mmd, MDIO_MMDREG_DEVS1);
- if (devs0 < 0 || devs1 < 0) {
+ devs1 = efx_mdio_read(efx, probe_mmd, MDIO_DEVS1);
+ devs2 = efx_mdio_read(efx, probe_mmd, MDIO_DEVS2);
+ if (devs1 < 0 || devs2 < 0) {
EFX_ERR(efx, "failed to read devices present\n");
return -EIO;
}
- devices = devs0 | (devs1 << 16);
+ devices = devs1 | (devs2 << 16);
if ((devices & mmd_mask) != mmd_mask) {
EFX_ERR(efx, "required MMDs not present: got %x, "
"wanted %x\n", devices, mmd_mask);
while (mmd_mask) {
if (mmd_mask & 1) {
int fault_fatal = fatal_mask & 1;
- if (mdio_clause45_check_mmd(efx, mmd, fault_fatal))
+ if (efx_mdio_check_mmd(efx, mmd, fault_fatal))
return -EIO;
}
mmd_mask = mmd_mask >> 1;
return 0;
}
-bool mdio_clause45_links_ok(struct efx_nic *efx, unsigned int mmd_mask)
+bool efx_mdio_links_ok(struct efx_nic *efx, unsigned int mmd_mask)
{
- int phy_id = efx->mii.phy_id;
- u32 reg;
- bool ok = true;
- int mmd = 0;
-
/* If the port is in loopback, then we should only consider a subset
* of mmd's */
if (LOOPBACK_INTERNAL(efx))
else if (efx_phy_mode_disabled(efx->phy_mode))
return false;
else if (efx->loopback_mode == LOOPBACK_PHYXS)
- mmd_mask &= ~(MDIO_MMDREG_DEVS_PHYXS |
- MDIO_MMDREG_DEVS_PCS |
- MDIO_MMDREG_DEVS_PMAPMD |
- MDIO_MMDREG_DEVS_AN);
+ mmd_mask &= ~(MDIO_DEVS_PHYXS |
+ MDIO_DEVS_PCS |
+ MDIO_DEVS_PMAPMD |
+ MDIO_DEVS_AN);
else if (efx->loopback_mode == LOOPBACK_PCS)
- mmd_mask &= ~(MDIO_MMDREG_DEVS_PCS |
- MDIO_MMDREG_DEVS_PMAPMD |
- MDIO_MMDREG_DEVS_AN);
+ mmd_mask &= ~(MDIO_DEVS_PCS |
+ MDIO_DEVS_PMAPMD |
+ MDIO_DEVS_AN);
else if (efx->loopback_mode == LOOPBACK_PMAPMD)
- mmd_mask &= ~(MDIO_MMDREG_DEVS_PMAPMD |
- MDIO_MMDREG_DEVS_AN);
-
- if (!mmd_mask) {
- /* Use presence of XGMII faults in leui of link state */
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PHYXS,
- MDIO_PHYXS_STATUS2);
- return !(reg & (1 << MDIO_PHYXS_STATUS2_RX_FAULT_LBN));
- }
+ mmd_mask &= ~(MDIO_DEVS_PMAPMD |
+ MDIO_DEVS_AN);
- while (mmd_mask) {
- if (mmd_mask & 1) {
- /* Double reads because link state is latched, and a
- * read moves the current state into the register */
- reg = mdio_clause45_read(efx, phy_id,
- mmd, MDIO_MMDREG_STAT1);
- reg = mdio_clause45_read(efx, phy_id,
- mmd, MDIO_MMDREG_STAT1);
- ok = ok && (reg & (1 << MDIO_MMDREG_STAT1_LINK_LBN));
- }
- mmd_mask = (mmd_mask >> 1);
- mmd++;
- }
- return ok;
+ return mdio45_links_ok(&efx->mdio, mmd_mask);
}
-void mdio_clause45_transmit_disable(struct efx_nic *efx)
+void efx_mdio_transmit_disable(struct efx_nic *efx)
{
- mdio_clause45_set_flag(efx, efx->mii.phy_id, MDIO_MMD_PMAPMD,
- MDIO_MMDREG_TXDIS, MDIO_MMDREG_TXDIS_GLOBAL_LBN,
- efx->phy_mode & PHY_MODE_TX_DISABLED);
+ efx_mdio_set_flag(efx, MDIO_MMD_PMAPMD,
+ MDIO_PMA_TXDIS, MDIO_PMD_TXDIS_GLOBAL,
+ efx->phy_mode & PHY_MODE_TX_DISABLED);
}
-void mdio_clause45_phy_reconfigure(struct efx_nic *efx)
+void efx_mdio_phy_reconfigure(struct efx_nic *efx)
{
- int phy_id = efx->mii.phy_id;
-
- mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_PMAPMD,
- MDIO_MMDREG_CTRL1, MDIO_PMAPMD_CTRL1_LBACK_LBN,
- efx->loopback_mode == LOOPBACK_PMAPMD);
- mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_PCS,
- MDIO_MMDREG_CTRL1, MDIO_MMDREG_CTRL1_LBACK_LBN,
- efx->loopback_mode == LOOPBACK_PCS);
- mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_PHYXS,
- MDIO_MMDREG_CTRL1, MDIO_MMDREG_CTRL1_LBACK_LBN,
- efx->loopback_mode == LOOPBACK_NETWORK);
+ efx_mdio_set_flag(efx, MDIO_MMD_PMAPMD,
+ MDIO_CTRL1, MDIO_PMA_CTRL1_LOOPBACK,
+ efx->loopback_mode == LOOPBACK_PMAPMD);
+ efx_mdio_set_flag(efx, MDIO_MMD_PCS,
+ MDIO_CTRL1, MDIO_PCS_CTRL1_LOOPBACK,
+ efx->loopback_mode == LOOPBACK_PCS);
+ efx_mdio_set_flag(efx, MDIO_MMD_PHYXS,
+ MDIO_CTRL1, MDIO_PHYXS_CTRL1_LOOPBACK,
+ efx->loopback_mode == LOOPBACK_NETWORK);
}
-static void mdio_clause45_set_mmd_lpower(struct efx_nic *efx,
- int lpower, int mmd)
+static void efx_mdio_set_mmd_lpower(struct efx_nic *efx,
+ int lpower, int mmd)
{
- int phy = efx->mii.phy_id;
- int stat = mdio_clause45_read(efx, phy, mmd, MDIO_MMDREG_STAT1);
+ int stat = efx_mdio_read(efx, mmd, MDIO_STAT1);
EFX_TRACE(efx, "Setting low power mode for MMD %d to %d\n",
mmd, lpower);
- if (stat & (1 << MDIO_MMDREG_STAT1_LPABLE_LBN)) {
- mdio_clause45_set_flag(efx, phy, mmd, MDIO_MMDREG_CTRL1,
- MDIO_MMDREG_CTRL1_LPOWER_LBN, lpower);
+ if (stat & MDIO_STAT1_LPOWERABLE) {
+ efx_mdio_set_flag(efx, mmd, MDIO_CTRL1,
+ MDIO_CTRL1_LPOWER, lpower);
}
}
-void mdio_clause45_set_mmds_lpower(struct efx_nic *efx,
- int low_power, unsigned int mmd_mask)
+void efx_mdio_set_mmds_lpower(struct efx_nic *efx,
+ int low_power, unsigned int mmd_mask)
{
int mmd = 0;
- mmd_mask &= ~MDIO_MMDREG_DEVS_AN;
+ mmd_mask &= ~MDIO_DEVS_AN;
while (mmd_mask) {
if (mmd_mask & 1)
- mdio_clause45_set_mmd_lpower(efx, low_power, mmd);
+ efx_mdio_set_mmd_lpower(efx, low_power, mmd);
mmd_mask = (mmd_mask >> 1);
mmd++;
}
}
-static u32 mdio_clause45_get_an(struct efx_nic *efx, u16 addr)
-{
- int phy_id = efx->mii.phy_id;
- u32 result = 0;
- int reg;
-
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_AN, addr);
- if (reg & ADVERTISE_10HALF)
- result |= ADVERTISED_10baseT_Half;
- if (reg & ADVERTISE_10FULL)
- result |= ADVERTISED_10baseT_Full;
- if (reg & ADVERTISE_100HALF)
- result |= ADVERTISED_100baseT_Half;
- if (reg & ADVERTISE_100FULL)
- result |= ADVERTISED_100baseT_Full;
- return result;
-}
-
-/**
- * mdio_clause45_get_settings - Read (some of) the PHY settings over MDIO.
- * @efx: Efx NIC
- * @ecmd: Buffer for settings
- *
- * On return the 'port', 'speed', 'supported' and 'advertising' fields of
- * ecmd have been filled out.
- */
-void mdio_clause45_get_settings(struct efx_nic *efx,
- struct ethtool_cmd *ecmd)
-{
- mdio_clause45_get_settings_ext(efx, ecmd, 0, 0);
-}
-
/**
- * mdio_clause45_get_settings_ext - Read (some of) the PHY settings over MDIO.
- * @efx: Efx NIC
- * @ecmd: Buffer for settings
- * @xnp: Advertised Extended Next Page state
- * @xnp_lpa: Link Partner's advertised XNP state
- *
- * On return the 'port', 'speed', 'supported' and 'advertising' fields of
- * ecmd have been filled out.
- */
-void mdio_clause45_get_settings_ext(struct efx_nic *efx,
- struct ethtool_cmd *ecmd,
- u32 npage_adv, u32 npage_lpa)
-{
- int phy_id = efx->mii.phy_id;
- int reg;
-
- ecmd->transceiver = XCVR_INTERNAL;
- ecmd->phy_address = phy_id;
-
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PMAPMD,
- MDIO_MMDREG_CTRL2);
- switch (reg & MDIO_PMAPMD_CTRL2_TYPE_MASK) {
- case MDIO_PMAPMD_CTRL2_10G_BT:
- case MDIO_PMAPMD_CTRL2_1G_BT:
- case MDIO_PMAPMD_CTRL2_100_BT:
- case MDIO_PMAPMD_CTRL2_10_BT:
- ecmd->port = PORT_TP;
- ecmd->supported = SUPPORTED_TP;
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PMAPMD,
- MDIO_MMDREG_SPEED);
- if (reg & (1 << MDIO_MMDREG_SPEED_10G_LBN))
- ecmd->supported |= SUPPORTED_10000baseT_Full;
- if (reg & (1 << MDIO_MMDREG_SPEED_1000M_LBN))
- ecmd->supported |= (SUPPORTED_1000baseT_Full |
- SUPPORTED_1000baseT_Half);
- if (reg & (1 << MDIO_MMDREG_SPEED_100M_LBN))
- ecmd->supported |= (SUPPORTED_100baseT_Full |
- SUPPORTED_100baseT_Half);
- if (reg & (1 << MDIO_MMDREG_SPEED_10M_LBN))
- ecmd->supported |= (SUPPORTED_10baseT_Full |
- SUPPORTED_10baseT_Half);
- ecmd->advertising = ADVERTISED_TP;
- break;
-
- /* We represent CX4 as fibre in the absence of anything better */
- case MDIO_PMAPMD_CTRL2_10G_CX4:
- /* All the other defined modes are flavours of optical */
- default:
- ecmd->port = PORT_FIBRE;
- ecmd->supported = SUPPORTED_FIBRE;
- ecmd->advertising = ADVERTISED_FIBRE;
- break;
- }
-
- if (efx->phy_op->mmds & DEV_PRESENT_BIT(MDIO_MMD_AN)) {
- ecmd->supported |= SUPPORTED_Autoneg;
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_AN,
- MDIO_MMDREG_CTRL1);
- if (reg & BMCR_ANENABLE) {
- ecmd->autoneg = AUTONEG_ENABLE;
- ecmd->advertising |=
- ADVERTISED_Autoneg |
- mdio_clause45_get_an(efx, MDIO_AN_ADVERTISE) |
- npage_adv;
- } else
- ecmd->autoneg = AUTONEG_DISABLE;
- } else
- ecmd->autoneg = AUTONEG_DISABLE;
-
- if (ecmd->autoneg) {
- /* If AN is complete, report best common mode,
- * otherwise report best advertised mode. */
- u32 modes = 0;
- if (mdio_clause45_read(efx, phy_id, MDIO_MMD_AN,
- MDIO_MMDREG_STAT1) &
- (1 << MDIO_AN_STATUS_AN_DONE_LBN))
- modes = (ecmd->advertising &
- (mdio_clause45_get_an(efx, MDIO_AN_LPA) |
- npage_lpa));
- if (modes == 0)
- modes = ecmd->advertising;
-
- if (modes & ADVERTISED_10000baseT_Full) {
- ecmd->speed = SPEED_10000;
- ecmd->duplex = DUPLEX_FULL;
- } else if (modes & (ADVERTISED_1000baseT_Full |
- ADVERTISED_1000baseT_Half)) {
- ecmd->speed = SPEED_1000;
- ecmd->duplex = !!(modes & ADVERTISED_1000baseT_Full);
- } else if (modes & (ADVERTISED_100baseT_Full |
- ADVERTISED_100baseT_Half)) {
- ecmd->speed = SPEED_100;
- ecmd->duplex = !!(modes & ADVERTISED_100baseT_Full);
- } else {
- ecmd->speed = SPEED_10;
- ecmd->duplex = !!(modes & ADVERTISED_10baseT_Full);
- }
- } else {
- /* Report forced settings */
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PMAPMD,
- MDIO_MMDREG_CTRL1);
- ecmd->speed = (((reg & BMCR_SPEED1000) ? 100 : 1) *
- ((reg & BMCR_SPEED100) ? 100 : 10));
- ecmd->duplex = (reg & BMCR_FULLDPLX ||
- ecmd->speed == SPEED_10000);
- }
-}
-
-/**
- * mdio_clause45_set_settings - Set (some of) the PHY settings over MDIO.
+ * efx_mdio_set_settings - Set (some of) the PHY settings over MDIO.
* @efx: Efx NIC
* @ecmd: New settings
*/
-int mdio_clause45_set_settings(struct efx_nic *efx,
- struct ethtool_cmd *ecmd)
+int efx_mdio_set_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd)
{
- int phy_id = efx->mii.phy_id;
struct ethtool_cmd prev;
u32 required;
int reg;
ADVERTISED_1000baseT_Full))
reg |= ADVERTISE_NPAGE;
reg |= efx_fc_advertise(efx->wanted_fc);
- mdio_clause45_write(efx, phy_id, MDIO_MMD_AN,
- MDIO_AN_ADVERTISE, reg);
+ efx_mdio_write(efx, MDIO_MMD_AN, MDIO_AN_ADVERTISE, reg);
/* Set up the (extended) next page if necessary */
if (efx->phy_op->set_npage_adv)
efx->phy_op->set_npage_adv(efx, ecmd->advertising);
/* Enable and restart AN */
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_AN,
- MDIO_MMDREG_CTRL1);
- reg |= BMCR_ANENABLE;
+ reg = efx_mdio_read(efx, MDIO_MMD_AN, MDIO_CTRL1);
+ reg |= MDIO_AN_CTRL1_ENABLE;
if (!(EFX_WORKAROUND_15195(efx) &&
LOOPBACK_MASK(efx) & efx->phy_op->loopbacks))
- reg |= BMCR_ANRESTART;
+ reg |= MDIO_AN_CTRL1_RESTART;
if (xnp)
- reg |= 1 << MDIO_AN_CTRL_XNP_LBN;
+ reg |= MDIO_AN_CTRL1_XNP;
else
- reg &= ~(1 << MDIO_AN_CTRL_XNP_LBN);
- mdio_clause45_write(efx, phy_id, MDIO_MMD_AN,
- MDIO_MMDREG_CTRL1, reg);
+ reg &= ~MDIO_AN_CTRL1_XNP;
+ efx_mdio_write(efx, MDIO_MMD_AN, MDIO_CTRL1, reg);
} else {
/* Disable AN */
- mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_AN,
- MDIO_MMDREG_CTRL1,
- __ffs(BMCR_ANENABLE), false);
+ efx_mdio_set_flag(efx, MDIO_MMD_AN, MDIO_CTRL1,
+ MDIO_AN_CTRL1_ENABLE, false);
/* Set the basic control bits */
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PMAPMD,
- MDIO_MMDREG_CTRL1);
- reg &= ~(BMCR_SPEED1000 | BMCR_SPEED100 | BMCR_FULLDPLX |
- 0x003c);
+ reg = efx_mdio_read(efx, MDIO_MMD_PMAPMD, MDIO_CTRL1);
+ reg &= ~(MDIO_CTRL1_SPEEDSEL | MDIO_CTRL1_FULLDPLX);
if (ecmd->speed == SPEED_100)
- reg |= BMCR_SPEED100;
+ reg |= MDIO_PMA_CTRL1_SPEED100;
if (ecmd->duplex)
- reg |= BMCR_FULLDPLX;
- mdio_clause45_write(efx, phy_id, MDIO_MMD_PMAPMD,
- MDIO_MMDREG_CTRL1, reg);
+ reg |= MDIO_CTRL1_FULLDPLX;
+ efx_mdio_write(efx, MDIO_MMD_PMAPMD, MDIO_CTRL1, reg);
}
return 0;
}
-void mdio_clause45_set_pause(struct efx_nic *efx)
+void efx_mdio_set_pause(struct efx_nic *efx)
{
- int phy_id = efx->mii.phy_id;
int reg;
- if (efx->phy_op->mmds & DEV_PRESENT_BIT(MDIO_MMD_AN)) {
+ if (efx->phy_op->mmds & MDIO_DEVS_AN) {
/* Set pause capability advertising */
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_AN,
- MDIO_AN_ADVERTISE);
+ reg = efx_mdio_read(efx, MDIO_MMD_AN, MDIO_AN_ADVERTISE);
reg &= ~(ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM);
reg |= efx_fc_advertise(efx->wanted_fc);
- mdio_clause45_write(efx, phy_id, MDIO_MMD_AN,
- MDIO_AN_ADVERTISE, reg);
+ efx_mdio_write(efx, MDIO_MMD_AN, MDIO_AN_ADVERTISE, reg);
/* Restart auto-negotiation */
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_AN,
- MDIO_MMDREG_CTRL1);
- if (reg & BMCR_ANENABLE) {
- reg |= BMCR_ANRESTART;
- mdio_clause45_write(efx, phy_id, MDIO_MMD_AN,
- MDIO_MMDREG_CTRL1, reg);
+ reg = efx_mdio_read(efx, MDIO_MMD_AN, MDIO_CTRL1);
+ if (reg & MDIO_AN_CTRL1_ENABLE) {
+ reg |= MDIO_AN_CTRL1_RESTART;
+ efx_mdio_write(efx, MDIO_MMD_AN, MDIO_CTRL1, reg);
}
}
}
-enum efx_fc_type mdio_clause45_get_pause(struct efx_nic *efx)
+enum efx_fc_type efx_mdio_get_pause(struct efx_nic *efx)
{
- int phy_id = efx->mii.phy_id;
int lpa;
- if (!(efx->phy_op->mmds & DEV_PRESENT_BIT(MDIO_MMD_AN)))
+ if (!(efx->phy_op->mmds & MDIO_DEVS_AN))
return efx->wanted_fc;
- lpa = mdio_clause45_read(efx, phy_id, MDIO_MMD_AN, MDIO_AN_LPA);
+ lpa = efx_mdio_read(efx, MDIO_MMD_AN, MDIO_AN_LPA);
return efx_fc_resolve(efx->wanted_fc, lpa);
}
-
-void mdio_clause45_set_flag(struct efx_nic *efx, u8 prt, u8 dev,
- u16 addr, int bit, bool sense)
-{
- int old_val = mdio_clause45_read(efx, prt, dev, addr);
- int new_val;
-
- if (sense)
- new_val = old_val | (1 << bit);
- else
- new_val = old_val & ~(1 << bit);
- if (old_val != new_val)
- mdio_clause45_write(efx, prt, dev, addr, new_val);
-}
#ifndef EFX_MDIO_10G_H
#define EFX_MDIO_10G_H
+#include <linux/mdio.h>
+
/*
- * Definitions needed for doing 10G MDIO as specified in clause 45
- * MDIO, which do not appear in Linux yet. Also some helper functions.
+ * Helper functions for doing 10G MDIO as specified in IEEE 802.3 clause 45.
*/
#include "efx.h"
#include "boards.h"
-/* Numbering of the MDIO Manageable Devices (MMDs) */
-/* Physical Medium Attachment/ Physical Medium Dependent sublayer */
-#define MDIO_MMD_PMAPMD (1)
-/* WAN Interface Sublayer */
-#define MDIO_MMD_WIS (2)
-/* Physical Coding Sublayer */
-#define MDIO_MMD_PCS (3)
-/* PHY Extender Sublayer */
-#define MDIO_MMD_PHYXS (4)
-/* Extender Sublayer */
-#define MDIO_MMD_DTEXS (5)
-/* Transmission convergence */
-#define MDIO_MMD_TC (6)
-/* Auto negotiation */
-#define MDIO_MMD_AN (7)
-/* Clause 22 extension */
-#define MDIO_MMD_C22EXT 29
-
-/* Generic register locations */
-#define MDIO_MMDREG_CTRL1 (0)
-#define MDIO_MMDREG_STAT1 (1)
-#define MDIO_MMDREG_IDHI (2)
-#define MDIO_MMDREG_IDLOW (3)
-#define MDIO_MMDREG_SPEED (4)
-#define MDIO_MMDREG_DEVS0 (5)
-#define MDIO_MMDREG_DEVS1 (6)
-#define MDIO_MMDREG_CTRL2 (7)
-#define MDIO_MMDREG_STAT2 (8)
-#define MDIO_MMDREG_TXDIS (9)
-
-/* Bits in MMDREG_CTRL1 */
-/* Reset */
-#define MDIO_MMDREG_CTRL1_RESET_LBN (15)
-#define MDIO_MMDREG_CTRL1_RESET_WIDTH (1)
-/* Loopback */
-/* Loopback bit for WIS, PCS, PHYSX and DTEXS */
-#define MDIO_MMDREG_CTRL1_LBACK_LBN (14)
-#define MDIO_MMDREG_CTRL1_LBACK_WIDTH (1)
-/* Low power */
-#define MDIO_MMDREG_CTRL1_LPOWER_LBN (11)
-#define MDIO_MMDREG_CTRL1_LPOWER_WIDTH (1)
-
-/* Bits in MMDREG_STAT1 */
-#define MDIO_MMDREG_STAT1_FAULT_LBN (7)
-#define MDIO_MMDREG_STAT1_FAULT_WIDTH (1)
-/* Link state */
-#define MDIO_MMDREG_STAT1_LINK_LBN (2)
-#define MDIO_MMDREG_STAT1_LINK_WIDTH (1)
-/* Low power ability */
-#define MDIO_MMDREG_STAT1_LPABLE_LBN (1)
-#define MDIO_MMDREG_STAT1_LPABLE_WIDTH (1)
-
-/* Bits in combined ID regs */
-static inline unsigned mdio_id_rev(u32 id) { return id & 0xf; }
-static inline unsigned mdio_id_model(u32 id) { return (id >> 4) & 0x3f; }
-extern unsigned mdio_id_oui(u32 id);
-
-/* Bits in MMDREG_DEVS0/1. Someone thoughtfully layed things out
- * so the 'bit present' bit number of an MMD is the number of
- * that MMD */
-#define DEV_PRESENT_BIT(_b) (1 << _b)
-
-#define MDIO_MMDREG_DEVS_PHYXS DEV_PRESENT_BIT(MDIO_MMD_PHYXS)
-#define MDIO_MMDREG_DEVS_PCS DEV_PRESENT_BIT(MDIO_MMD_PCS)
-#define MDIO_MMDREG_DEVS_PMAPMD DEV_PRESENT_BIT(MDIO_MMD_PMAPMD)
-#define MDIO_MMDREG_DEVS_AN DEV_PRESENT_BIT(MDIO_MMD_AN)
-#define MDIO_MMDREG_DEVS_C22EXT DEV_PRESENT_BIT(MDIO_MMD_C22EXT)
-
-/* Bits in MMDREG_SPEED */
-#define MDIO_MMDREG_SPEED_10G_LBN 0
-#define MDIO_MMDREG_SPEED_10G_WIDTH 1
-#define MDIO_MMDREG_SPEED_1000M_LBN 4
-#define MDIO_MMDREG_SPEED_1000M_WIDTH 1
-#define MDIO_MMDREG_SPEED_100M_LBN 5
-#define MDIO_MMDREG_SPEED_100M_WIDTH 1
-#define MDIO_MMDREG_SPEED_10M_LBN 6
-#define MDIO_MMDREG_SPEED_10M_WIDTH 1
-
-/* Bits in MMDREG_STAT2 */
-#define MDIO_MMDREG_STAT2_PRESENT_VAL (2)
-#define MDIO_MMDREG_STAT2_PRESENT_LBN (14)
-#define MDIO_MMDREG_STAT2_PRESENT_WIDTH (2)
-
-/* Bits in MMDREG_TXDIS */
-#define MDIO_MMDREG_TXDIS_GLOBAL_LBN (0)
-#define MDIO_MMDREG_TXDIS_GLOBAL_WIDTH (1)
-
-/* MMD-specific bits, ordered by MMD, then register */
-#define MDIO_PMAPMD_CTRL1_LBACK_LBN (0)
-#define MDIO_PMAPMD_CTRL1_LBACK_WIDTH (1)
-
-/* PMA type (4 bits) */
-#define MDIO_PMAPMD_CTRL2_10G_CX4 (0x0)
-#define MDIO_PMAPMD_CTRL2_10G_EW (0x1)
-#define MDIO_PMAPMD_CTRL2_10G_LW (0x2)
-#define MDIO_PMAPMD_CTRL2_10G_SW (0x3)
-#define MDIO_PMAPMD_CTRL2_10G_LX4 (0x4)
-#define MDIO_PMAPMD_CTRL2_10G_ER (0x5)
-#define MDIO_PMAPMD_CTRL2_10G_LR (0x6)
-#define MDIO_PMAPMD_CTRL2_10G_SR (0x7)
-/* Reserved */
-#define MDIO_PMAPMD_CTRL2_10G_BT (0x9)
-/* Reserved */
-/* Reserved */
-#define MDIO_PMAPMD_CTRL2_1G_BT (0xc)
-/* Reserved */
-#define MDIO_PMAPMD_CTRL2_100_BT (0xe)
-#define MDIO_PMAPMD_CTRL2_10_BT (0xf)
-#define MDIO_PMAPMD_CTRL2_TYPE_MASK (0xf)
-
-/* PMA 10GBT registers */
-#define MDIO_PMAPMD_10GBT_TXPWR (131)
-#define MDIO_PMAPMD_10GBT_TXPWR_SHORT_LBN (0)
-#define MDIO_PMAPMD_10GBT_TXPWR_SHORT_WIDTH (1)
-
-/* PHY XGXS Status 2 */
-#define MDIO_PHYXS_STATUS2 (8)
-#define MDIO_PHYXS_STATUS2_RX_FAULT_LBN 10
-
-/* PHY XGXS lane state */
-#define MDIO_PHYXS_LANE_STATE (0x18)
-#define MDIO_PHYXS_LANE_ALIGNED_LBN (12)
-
-/* AN registers */
-#define MDIO_AN_CTRL_XNP_LBN 13
-#define MDIO_AN_STATUS (1)
-#define MDIO_AN_STATUS_XNP_LBN (7)
-#define MDIO_AN_STATUS_PAGE_LBN (6)
-#define MDIO_AN_STATUS_AN_DONE_LBN (5)
-#define MDIO_AN_STATUS_LP_AN_CAP_LBN (0)
-
-#define MDIO_AN_ADVERTISE 16
-#define MDIO_AN_ADVERTISE_XNP_LBN 12
-#define MDIO_AN_LPA 19
-#define MDIO_AN_XNP 22
-#define MDIO_AN_LPA_XNP 25
-
-#define MDIO_AN_10GBT_CTRL 32
-#define MDIO_AN_10GBT_CTRL_ADV_10G_LBN 12
-#define MDIO_AN_10GBT_STATUS (33)
-#define MDIO_AN_10GBT_STATUS_MS_FLT_LBN (15) /* MASTER/SLAVE config fault */
-#define MDIO_AN_10GBT_STATUS_MS_LBN (14) /* MASTER/SLAVE config */
-#define MDIO_AN_10GBT_STATUS_LOC_OK_LBN (13) /* Local OK */
-#define MDIO_AN_10GBT_STATUS_REM_OK_LBN (12) /* Remote OK */
-#define MDIO_AN_10GBT_STATUS_LP_10G_LBN (11) /* Link partner is 10GBT capable */
-#define MDIO_AN_10GBT_STATUS_LP_LTA_LBN (10) /* LP loop timing ability */
-#define MDIO_AN_10GBT_STATUS_LP_TRR_LBN (9) /* LP Training Reset Request */
+static inline unsigned efx_mdio_id_rev(u32 id) { return id & 0xf; }
+static inline unsigned efx_mdio_id_model(u32 id) { return (id >> 4) & 0x3f; }
+extern unsigned efx_mdio_id_oui(u32 id);
-
-/* Packing of the prt and dev arguments of clause 45 style MDIO into a
- * single int so they can be passed into the mdio_read/write functions
- * that currently exist. Note that as Falcon is the only current user,
- * the packed form is chosen to match what Falcon needs to write into
- * a register. This is checked at compile-time so do not change it. If
- * your target chip needs things layed out differently you will need
- * to unpack the arguments in your chip-specific mdio functions.
- */
- /* These are defined by the standard. */
-#define MDIO45_PRT_ID_WIDTH (5)
-#define MDIO45_DEV_ID_WIDTH (5)
-
-/* The prt ID is just packed in immediately to the left of the dev ID */
-#define MDIO45_PRT_DEV_WIDTH (MDIO45_PRT_ID_WIDTH + MDIO45_DEV_ID_WIDTH)
-
-#define MDIO45_PRT_ID_MASK ((1 << MDIO45_PRT_DEV_WIDTH) - 1)
-/* This is the prt + dev extended by 1 bit to hold the 'is clause 45' flag. */
-#define MDIO45_XPRT_ID_WIDTH (MDIO45_PRT_DEV_WIDTH + 1)
-#define MDIO45_XPRT_ID_MASK ((1 << MDIO45_XPRT_ID_WIDTH) - 1)
-#define MDIO45_XPRT_ID_IS10G (1 << (MDIO45_XPRT_ID_WIDTH - 1))
-
-
-#define MDIO45_PRT_ID_COMP_LBN MDIO45_DEV_ID_WIDTH
-#define MDIO45_PRT_ID_COMP_WIDTH MDIO45_PRT_ID_WIDTH
-#define MDIO45_DEV_ID_COMP_LBN 0
-#define MDIO45_DEV_ID_COMP_WIDTH MDIO45_DEV_ID_WIDTH
-
-/* Compose port and device into a phy_id */
-static inline int mdio_clause45_pack(u8 prt, u8 dev)
-{
- efx_dword_t phy_id;
- EFX_POPULATE_DWORD_2(phy_id, MDIO45_PRT_ID_COMP, prt,
- MDIO45_DEV_ID_COMP, dev);
- return MDIO45_XPRT_ID_IS10G | EFX_DWORD_VAL(phy_id);
-}
-
-static inline void mdio_clause45_unpack(u32 val, u8 *prt, u8 *dev)
+static inline int efx_mdio_read(struct efx_nic *efx, int devad, int addr)
{
- efx_dword_t phy_id;
- EFX_POPULATE_DWORD_1(phy_id, EFX_DWORD_0, val);
- *prt = EFX_DWORD_FIELD(phy_id, MDIO45_PRT_ID_COMP);
- *dev = EFX_DWORD_FIELD(phy_id, MDIO45_DEV_ID_COMP);
+ return efx->mdio.mdio_read(efx->net_dev, efx->mdio.prtad, devad, addr);
}
-static inline int mdio_clause45_read(struct efx_nic *efx,
- u8 prt, u8 dev, u16 addr)
+static inline void
+efx_mdio_write(struct efx_nic *efx, int devad, int addr, int value)
{
- return efx->mii.mdio_read(efx->net_dev,
- mdio_clause45_pack(prt, dev), addr);
+ efx->mdio.mdio_write(efx->net_dev, efx->mdio.prtad, devad, addr, value);
}
-static inline void mdio_clause45_write(struct efx_nic *efx,
- u8 prt, u8 dev, u16 addr, int value)
-{
- efx->mii.mdio_write(efx->net_dev,
- mdio_clause45_pack(prt, dev), addr, value);
-}
-
-
-static inline u32 mdio_clause45_read_id(struct efx_nic *efx, int mmd)
+static inline u32 efx_mdio_read_id(struct efx_nic *efx, int mmd)
{
- int phy_id = efx->mii.phy_id;
- u16 id_low = mdio_clause45_read(efx, phy_id, mmd, MDIO_MMDREG_IDLOW);
- u16 id_hi = mdio_clause45_read(efx, phy_id, mmd, MDIO_MMDREG_IDHI);
+ u16 id_low = efx_mdio_read(efx, mmd, MDIO_DEVID2);
+ u16 id_hi = efx_mdio_read(efx, mmd, MDIO_DEVID1);
return (id_hi << 16) | (id_low);
}
-static inline bool mdio_clause45_phyxgxs_lane_sync(struct efx_nic *efx)
+static inline bool efx_mdio_phyxgxs_lane_sync(struct efx_nic *efx)
{
int i, lane_status;
bool sync;
for (i = 0; i < 2; ++i)
- lane_status = mdio_clause45_read(efx, efx->mii.phy_id,
- MDIO_MMD_PHYXS,
- MDIO_PHYXS_LANE_STATE);
+ lane_status = efx_mdio_read(efx, MDIO_MMD_PHYXS,
+ MDIO_PHYXS_LNSTAT);
- sync = !!(lane_status & (1 << MDIO_PHYXS_LANE_ALIGNED_LBN));
+ sync = !!(lane_status & MDIO_PHYXS_LNSTAT_ALIGN);
if (!sync)
EFX_LOG(efx, "XGXS lane status: %x\n", lane_status);
return sync;
}
-extern const char *mdio_clause45_mmd_name(int mmd);
+extern const char *efx_mdio_mmd_name(int mmd);
/*
* Reset a specific MMD and wait for reset to clear.
*
* This function will sleep
*/
-extern int mdio_clause45_reset_mmd(struct efx_nic *efx, int mmd,
- int spins, int spintime);
+extern int efx_mdio_reset_mmd(struct efx_nic *efx, int mmd,
+ int spins, int spintime);
-/* As mdio_clause45_check_mmd but for multiple MMDs */
-int mdio_clause45_check_mmds(struct efx_nic *efx,
- unsigned int mmd_mask, unsigned int fatal_mask);
+/* As efx_mdio_check_mmd but for multiple MMDs */
+int efx_mdio_check_mmds(struct efx_nic *efx,
+ unsigned int mmd_mask, unsigned int fatal_mask);
/* Check the link status of specified mmds in bit mask */
-extern bool mdio_clause45_links_ok(struct efx_nic *efx,
- unsigned int mmd_mask);
+extern bool efx_mdio_links_ok(struct efx_nic *efx, unsigned int mmd_mask);
/* Generic transmit disable support though PMAPMD */
-extern void mdio_clause45_transmit_disable(struct efx_nic *efx);
+extern void efx_mdio_transmit_disable(struct efx_nic *efx);
/* Generic part of reconfigure: set/clear loopback bits */
-extern void mdio_clause45_phy_reconfigure(struct efx_nic *efx);
+extern void efx_mdio_phy_reconfigure(struct efx_nic *efx);
/* Set the power state of the specified MMDs */
-extern void mdio_clause45_set_mmds_lpower(struct efx_nic *efx,
- int low_power, unsigned int mmd_mask);
-
-/* Read (some of) the PHY settings over MDIO */
-extern void mdio_clause45_get_settings(struct efx_nic *efx,
- struct ethtool_cmd *ecmd);
-
-/* Read (some of) the PHY settings over MDIO */
-extern void
-mdio_clause45_get_settings_ext(struct efx_nic *efx, struct ethtool_cmd *ecmd,
- u32 xnp, u32 xnp_lpa);
+extern void efx_mdio_set_mmds_lpower(struct efx_nic *efx,
+ int low_power, unsigned int mmd_mask);
/* Set (some of) the PHY settings over MDIO */
-extern int mdio_clause45_set_settings(struct efx_nic *efx,
- struct ethtool_cmd *ecmd);
+extern int efx_mdio_set_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd);
/* Set pause parameters to be advertised through AN (if available) */
-extern void mdio_clause45_set_pause(struct efx_nic *efx);
+extern void efx_mdio_set_pause(struct efx_nic *efx);
/* Get pause parameters from AN if available (otherwise return
* requested pause parameters)
*/
-enum efx_fc_type mdio_clause45_get_pause(struct efx_nic *efx);
+enum efx_fc_type efx_mdio_get_pause(struct efx_nic *efx);
/* Wait for specified MMDs to exit reset within a timeout */
-extern int mdio_clause45_wait_reset_mmds(struct efx_nic *efx,
- unsigned int mmd_mask);
+extern int efx_mdio_wait_reset_mmds(struct efx_nic *efx,
+ unsigned int mmd_mask);
/* Set or clear flag, debouncing */
-extern void mdio_clause45_set_flag(struct efx_nic *efx, u8 prt, u8 dev,
- u16 addr, int bit, bool sense);
+static inline void
+efx_mdio_set_flag(struct efx_nic *efx, int devad, int addr,
+ int mask, bool state)
+{
+ mdio_set_flag(&efx->mdio, efx->mdio.prtad, devad, addr, mask, state);
+}
#endif /* EFX_MDIO_10G_H */
#include <linux/ethtool.h>
#include <linux/if_vlan.h>
#include <linux/timer.h>
-#include <linux/mii.h>
+#include <linux/mdio.h>
#include <linux/list.h>
#include <linux/pci.h>
#include <linux/device.h>
PHY_TYPE_MAX /* Insert any new items before this */
};
-#define PHY_ADDR_INVALID 0xff
-
#define EFX_IS10G(efx) ((efx)->link_speed == 10000)
enum nic_state {
* @phy_lock: PHY access lock
* @phy_op: PHY interface
* @phy_data: PHY private data (including PHY-specific stats)
- * @mii: PHY interface
+ * @mdio: PHY MDIO interface
* @phy_mode: PHY operating mode. Serialised by @mac_lock.
* @mac_up: MAC link state
* @link_up: Link status
struct work_struct phy_work;
struct efx_phy_operations *phy_op;
void *phy_data;
- struct mii_if_info mii;
+ struct mdio_if_info mdio;
enum efx_phy_mode phy_mode;
bool mac_up;
*
**************************************************************************/
-static int efx_test_mii(struct efx_nic *efx, struct efx_self_tests *tests)
+static int efx_test_mdio(struct efx_nic *efx, struct efx_self_tests *tests)
{
int rc = 0;
+ int devad = __ffs(efx->mdio.mmds);
u16 physid1, physid2;
- struct mii_if_info *mii = &efx->mii;
- struct net_device *net_dev = efx->net_dev;
if (efx->phy_type == PHY_TYPE_NONE)
return 0;
mutex_lock(&efx->mac_lock);
- tests->mii = -1;
+ tests->mdio = -1;
- physid1 = mii->mdio_read(net_dev, mii->phy_id, MII_PHYSID1);
- physid2 = mii->mdio_read(net_dev, mii->phy_id, MII_PHYSID2);
+ physid1 = efx_mdio_read(efx, devad, MDIO_DEVID1);
+ physid2 = efx_mdio_read(efx, devad, MDIO_DEVID2);
if ((physid1 == 0x0000) || (physid1 == 0xffff) ||
(physid2 == 0x0000) || (physid2 == 0xffff)) {
- EFX_ERR(efx, "no MII PHY present with ID %d\n",
- mii->phy_id);
+ EFX_ERR(efx, "no MDIO PHY present with ID %d\n",
+ efx->mdio.prtad);
rc = -EINVAL;
goto out;
}
if (EFX_IS10G(efx)) {
- rc = mdio_clause45_check_mmds(efx, efx->phy_op->mmds, 0);
+ rc = efx_mdio_check_mmds(efx, efx->phy_op->mmds, 0);
if (rc)
goto out;
}
out:
mutex_unlock(&efx->mac_lock);
- tests->mii = rc ? -1 : 1;
+ tests->mdio = rc ? -1 : 1;
return rc;
}
/* Online (i.e. non-disruptive) testing
* This checks interrupt generation, event delivery and PHY presence. */
- rc = efx_test_mii(efx, tests);
+ rc = efx_test_mdio(efx, tests);
if (rc && !rc_test)
rc_test = rc;
*/
struct efx_self_tests {
/* online tests */
- int mii;
+ int mdio;
int nvram;
int interrupt;
int eventq_dma[EFX_MAX_CHANNELS];
* clause 22 extension MMD, but since it doesn't have all the generic
* MMD registers it is pointless to include it here.
*/
-#define TENXPRESS_REQUIRED_DEVS (MDIO_MMDREG_DEVS_PMAPMD | \
- MDIO_MMDREG_DEVS_PCS | \
- MDIO_MMDREG_DEVS_PHYXS | \
- MDIO_MMDREG_DEVS_AN)
+#define TENXPRESS_REQUIRED_DEVS (MDIO_DEVS_PMAPMD | \
+ MDIO_DEVS_PCS | \
+ MDIO_DEVS_PHYXS | \
+ MDIO_DEVS_AN)
#define SFX7101_LOOPBACKS ((1 << LOOPBACK_PHYXS) | \
(1 << LOOPBACK_PCS) | \
#define LOOPBACK_NEAR_LBN (8)
#define LOOPBACK_NEAR_WIDTH (1)
-#define PCS_10GBASET_STAT1 32
-#define PCS_10GBASET_BLKLK_LBN 0
-#define PCS_10GBASET_BLKLK_WIDTH 1
-
/* Boot status register */
#define PCS_BOOT_STATUS_REG 53248
#define PCS_BOOT_FATAL_ERROR_LBN 0
struct efx_nic *efx = pci_get_drvdata(to_pci_dev(dev));
int reg;
- reg = mdio_clause45_read(efx, efx->mii.phy_id, MDIO_MMD_PMAPMD,
- MDIO_PMAPMD_10GBT_TXPWR);
- return sprintf(buf, "%d\n",
- !!(reg & (1 << MDIO_PMAPMD_10GBT_TXPWR_SHORT_LBN)));
+ reg = efx_mdio_read(efx, MDIO_MMD_PMAPMD, MDIO_PMA_10GBT_TXPWR);
+ return sprintf(buf, "%d\n", !!(reg & MDIO_PMA_10GBT_TXPWR_SHORT));
}
static ssize_t set_phy_short_reach(struct device *dev,
struct efx_nic *efx = pci_get_drvdata(to_pci_dev(dev));
rtnl_lock();
- mdio_clause45_set_flag(efx, efx->mii.phy_id, MDIO_MMD_PMAPMD,
- MDIO_PMAPMD_10GBT_TXPWR,
- MDIO_PMAPMD_10GBT_TXPWR_SHORT_LBN,
- count != 0 && *buf != '0');
+ efx_mdio_set_flag(efx, MDIO_MMD_PMAPMD, MDIO_PMA_10GBT_TXPWR,
+ MDIO_PMA_10GBT_TXPWR_SHORT,
+ count != 0 && *buf != '0');
efx_reconfigure_port(efx);
rtnl_unlock();
int boot_stat;
for (;;) {
- boot_stat = mdio_clause45_read(efx, efx->mii.phy_id,
- MDIO_MMD_PCS,
- PCS_BOOT_STATUS_REG);
+ boot_stat = efx_mdio_read(efx, MDIO_MMD_PCS,
+ PCS_BOOT_STATUS_REG);
if (boot_stat >= 0) {
EFX_LOG(efx, "PHY boot status = %#x\n", boot_stat);
switch (boot_stat &
static int tenxpress_init(struct efx_nic *efx)
{
- int phy_id = efx->mii.phy_id;
int reg;
if (efx->phy_type == PHY_TYPE_SFX7101) {
/* Enable 312.5 MHz clock */
- mdio_clause45_write(efx, phy_id,
- MDIO_MMD_PCS, PCS_TEST_SELECT_REG,
- 1 << CLK312_EN_LBN);
+ efx_mdio_write(efx, MDIO_MMD_PCS, PCS_TEST_SELECT_REG,
+ 1 << CLK312_EN_LBN);
} else {
/* Enable 312.5 MHz clock and GMII */
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PMAPMD,
- PMA_PMD_XCONTROL_REG);
+ reg = efx_mdio_read(efx, MDIO_MMD_PMAPMD, PMA_PMD_XCONTROL_REG);
reg |= ((1 << PMA_PMD_EXT_GMII_EN_LBN) |
(1 << PMA_PMD_EXT_CLK_OUT_LBN) |
(1 << PMA_PMD_EXT_CLK312_LBN) |
(1 << PMA_PMD_EXT_ROBUST_LBN));
- mdio_clause45_write(efx, phy_id, MDIO_MMD_PMAPMD,
- PMA_PMD_XCONTROL_REG, reg);
- mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_C22EXT,
- GPHY_XCONTROL_REG, GPHY_ISOLATE_LBN,
- false);
+ efx_mdio_write(efx, MDIO_MMD_PMAPMD, PMA_PMD_XCONTROL_REG, reg);
+ efx_mdio_set_flag(efx, MDIO_MMD_C22EXT,
+ GPHY_XCONTROL_REG, 1 << GPHY_ISOLATE_LBN,
+ false);
}
/* Set the LEDs up as: Green = Link, Amber = Link/Act, Red = Off */
if (efx->phy_type == PHY_TYPE_SFX7101) {
- mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_PMAPMD,
- PMA_PMD_LED_CTRL_REG,
- PMA_PMA_LED_ACTIVITY_LBN,
- true);
- mdio_clause45_write(efx, phy_id, MDIO_MMD_PMAPMD,
- PMA_PMD_LED_OVERR_REG, PMA_PMD_LED_DEFAULT);
+ efx_mdio_set_flag(efx, MDIO_MMD_PMAPMD, PMA_PMD_LED_CTRL_REG,
+ 1 << PMA_PMA_LED_ACTIVITY_LBN, true);
+ efx_mdio_write(efx, MDIO_MMD_PMAPMD, PMA_PMD_LED_OVERR_REG,
+ PMA_PMD_LED_DEFAULT);
}
return 0;
if (!(efx->phy_mode & PHY_MODE_SPECIAL)) {
if (efx->phy_type == PHY_TYPE_SFT9001A) {
int reg;
- reg = mdio_clause45_read(efx, efx->mii.phy_id,
- MDIO_MMD_PMAPMD,
- PMA_PMD_XCONTROL_REG);
+ reg = efx_mdio_read(efx, MDIO_MMD_PMAPMD,
+ PMA_PMD_XCONTROL_REG);
reg |= (1 << PMA_PMD_EXT_SSR_LBN);
- mdio_clause45_write(efx, efx->mii.phy_id,
- MDIO_MMD_PMAPMD,
- PMA_PMD_XCONTROL_REG, reg);
+ efx_mdio_write(efx, MDIO_MMD_PMAPMD,
+ PMA_PMD_XCONTROL_REG, reg);
mdelay(200);
}
- rc = mdio_clause45_wait_reset_mmds(efx,
- TENXPRESS_REQUIRED_DEVS);
+ rc = efx_mdio_wait_reset_mmds(efx, TENXPRESS_REQUIRED_DEVS);
if (rc < 0)
goto fail;
- rc = mdio_clause45_check_mmds(efx, TENXPRESS_REQUIRED_DEVS, 0);
+ rc = efx_mdio_check_mmds(efx, TENXPRESS_REQUIRED_DEVS, 0);
if (rc < 0)
goto fail;
}
rc = tenxpress_init(efx);
if (rc < 0)
goto fail;
- mdio_clause45_set_pause(efx);
+ efx_mdio_set_pause(efx);
if (efx->phy_type == PHY_TYPE_SFT9001B) {
rc = device_create_file(&efx->pci_dev->dev,
efx_stats_disable(efx);
/* Initiate reset */
- reg = mdio_clause45_read(efx, efx->mii.phy_id,
- MDIO_MMD_PMAPMD, PMA_PMD_XCONTROL_REG);
+ reg = efx_mdio_read(efx, MDIO_MMD_PMAPMD, PMA_PMD_XCONTROL_REG);
reg |= (1 << PMA_PMD_EXT_SSR_LBN);
- mdio_clause45_write(efx, efx->mii.phy_id, MDIO_MMD_PMAPMD,
- PMA_PMD_XCONTROL_REG, reg);
+ efx_mdio_write(efx, MDIO_MMD_PMAPMD, PMA_PMD_XCONTROL_REG, reg);
mdelay(200);
/* Wait for the blocks to come out of reset */
- rc = mdio_clause45_wait_reset_mmds(efx,
- TENXPRESS_REQUIRED_DEVS);
+ rc = efx_mdio_wait_reset_mmds(efx, TENXPRESS_REQUIRED_DEVS);
if (rc < 0)
goto out;
static void sfx7101_check_bad_lp(struct efx_nic *efx, bool link_ok)
{
struct tenxpress_phy_data *pd = efx->phy_data;
- int phy_id = efx->mii.phy_id;
bool bad_lp;
int reg;
bad_lp = false;
} else {
/* Check that AN has started but not completed. */
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_AN,
- MDIO_AN_STATUS);
- if (!(reg & (1 << MDIO_AN_STATUS_LP_AN_CAP_LBN)))
+ reg = efx_mdio_read(efx, MDIO_MMD_AN, MDIO_STAT1);
+ if (!(reg & MDIO_AN_STAT1_LPABLE))
return; /* LP status is unknown */
- bad_lp = !(reg & (1 << MDIO_AN_STATUS_AN_DONE_LBN));
+ bad_lp = !(reg & MDIO_AN_STAT1_COMPLETE);
if (bad_lp)
pd->bad_lp_tries++;
}
/* Use the RX (red) LED as an error indicator once we've seen AN
* failure several times in a row, and also log a message. */
if (!bad_lp || pd->bad_lp_tries == MAX_BAD_LP_TRIES) {
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PMAPMD,
- PMA_PMD_LED_OVERR_REG);
+ reg = efx_mdio_read(efx, MDIO_MMD_PMAPMD,
+ PMA_PMD_LED_OVERR_REG);
reg &= ~(PMA_PMD_LED_MASK << PMA_PMD_LED_RX_LBN);
if (!bad_lp) {
reg |= PMA_PMD_LED_OFF << PMA_PMD_LED_RX_LBN;
" supports 10GBASE-T ONLY, so no link can"
" be established\n");
}
- mdio_clause45_write(efx, phy_id, MDIO_MMD_PMAPMD,
- PMA_PMD_LED_OVERR_REG, reg);
+ efx_mdio_write(efx, MDIO_MMD_PMAPMD,
+ PMA_PMD_LED_OVERR_REG, reg);
pd->bad_lp_tries = bad_lp;
}
}
static bool sfx7101_link_ok(struct efx_nic *efx)
{
- return mdio_clause45_links_ok(efx,
- MDIO_MMDREG_DEVS_PMAPMD |
- MDIO_MMDREG_DEVS_PCS |
- MDIO_MMDREG_DEVS_PHYXS);
+ return efx_mdio_links_ok(efx,
+ MDIO_DEVS_PMAPMD |
+ MDIO_DEVS_PCS |
+ MDIO_DEVS_PHYXS);
}
static bool sft9001_link_ok(struct efx_nic *efx, struct ethtool_cmd *ecmd)
{
- int phy_id = efx->mii.phy_id;
u32 reg;
if (efx_phy_mode_disabled(efx->phy_mode))
else if (efx->loopback_mode == LOOPBACK_GPHY)
return true;
else if (efx->loopback_mode)
- return mdio_clause45_links_ok(efx,
- MDIO_MMDREG_DEVS_PMAPMD |
- MDIO_MMDREG_DEVS_PHYXS);
+ return efx_mdio_links_ok(efx,
+ MDIO_DEVS_PMAPMD |
+ MDIO_DEVS_PHYXS);
/* We must use the same definition of link state as LASI,
* otherwise we can miss a link state transition
*/
if (ecmd->speed == 10000) {
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PCS,
- PCS_10GBASET_STAT1);
- return reg & (1 << PCS_10GBASET_BLKLK_LBN);
+ reg = efx_mdio_read(efx, MDIO_MMD_PCS, MDIO_PCS_10GBRT_STAT1);
+ return reg & MDIO_PCS_10GBRT_STAT1_BLKLK;
} else {
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_C22EXT,
- C22EXT_STATUS_REG);
+ reg = efx_mdio_read(efx, MDIO_MMD_C22EXT, C22EXT_STATUS_REG);
return reg & (1 << C22EXT_STATUS_LINK_LBN);
}
}
static void tenxpress_ext_loopback(struct efx_nic *efx)
{
- int phy_id = efx->mii.phy_id;
-
- mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_PHYXS,
- PHYXS_TEST1, LOOPBACK_NEAR_LBN,
- efx->loopback_mode == LOOPBACK_PHYXS);
+ efx_mdio_set_flag(efx, MDIO_MMD_PHYXS, PHYXS_TEST1,
+ 1 << LOOPBACK_NEAR_LBN,
+ efx->loopback_mode == LOOPBACK_PHYXS);
if (efx->phy_type != PHY_TYPE_SFX7101)
- mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_C22EXT,
- GPHY_XCONTROL_REG,
- GPHY_LOOPBACK_NEAR_LBN,
- efx->loopback_mode == LOOPBACK_GPHY);
+ efx_mdio_set_flag(efx, MDIO_MMD_C22EXT, GPHY_XCONTROL_REG,
+ 1 << GPHY_LOOPBACK_NEAR_LBN,
+ efx->loopback_mode == LOOPBACK_GPHY);
}
static void tenxpress_low_power(struct efx_nic *efx)
{
- int phy_id = efx->mii.phy_id;
-
if (efx->phy_type == PHY_TYPE_SFX7101)
- mdio_clause45_set_mmds_lpower(
+ efx_mdio_set_mmds_lpower(
efx, !!(efx->phy_mode & PHY_MODE_LOW_POWER),
TENXPRESS_REQUIRED_DEVS);
else
- mdio_clause45_set_flag(
- efx, phy_id, MDIO_MMD_PMAPMD,
- PMA_PMD_XCONTROL_REG, PMA_PMD_EXT_LPOWER_LBN,
+ efx_mdio_set_flag(
+ efx, MDIO_MMD_PMAPMD, PMA_PMD_XCONTROL_REG,
+ 1 << PMA_PMD_EXT_LPOWER_LBN,
!!(efx->phy_mode & PHY_MODE_LOW_POWER));
}
WARN_ON(rc);
}
- mdio_clause45_transmit_disable(efx);
- mdio_clause45_phy_reconfigure(efx);
+ efx_mdio_transmit_disable(efx);
+ efx_mdio_phy_reconfigure(efx);
tenxpress_ext_loopback(efx);
phy_data->loopback_mode = efx->loopback_mode;
efx->link_fd = ecmd.duplex == DUPLEX_FULL;
efx->link_up = sft9001_link_ok(efx, &ecmd);
}
- efx->link_fc = mdio_clause45_get_pause(efx);
+ efx->link_fc = efx_mdio_get_pause(efx);
}
/* Poll PHY for interrupt */
if (link_ok != efx->link_up) {
change = true;
} else {
- unsigned int link_fc = mdio_clause45_get_pause(efx);
+ unsigned int link_fc = efx_mdio_get_pause(efx);
if (link_fc != efx->link_fc)
change = true;
}
if (link_ok != efx->link_up)
change = true;
} else {
- u32 status = mdio_clause45_read(efx, efx->mii.phy_id,
- MDIO_MMD_PMAPMD,
- PMA_PMD_LASI_STATUS);
+ int status = efx_mdio_read(efx, MDIO_MMD_PMAPMD,
+ PMA_PMD_LASI_STATUS);
if (status & (1 << PMA_PMD_LS_ALARM_LBN))
change = true;
}
if (efx->phy_type == PHY_TYPE_SFX7101) {
/* Power down the LNPGA */
reg = (1 << PMA_PMD_LNPGA_POWERDOWN_LBN);
- mdio_clause45_write(efx, efx->mii.phy_id, MDIO_MMD_PMAPMD,
- PMA_PMD_XCONTROL_REG, reg);
+ efx_mdio_write(efx, MDIO_MMD_PMAPMD, PMA_PMD_XCONTROL_REG, reg);
/* Waiting here ensures that the board fini, which can turn
* off the power to the PHY, won't get run until the LNPGA
else
reg = PMA_PMD_LED_DEFAULT;
- mdio_clause45_write(efx, efx->mii.phy_id, MDIO_MMD_PMAPMD,
- PMA_PMD_LED_OVERR_REG, reg);
+ efx_mdio_write(efx, MDIO_MMD_PMAPMD, PMA_PMD_LED_OVERR_REG, reg);
}
static const char *const sfx7101_test_names[] = {
static int sft9001_run_tests(struct efx_nic *efx, int *results, unsigned flags)
{
struct ethtool_cmd ecmd;
- int phy_id = efx->mii.phy_id;
int rc = 0, rc2, i, ctrl_reg, res_reg;
if (flags & ETH_TEST_FL_OFFLINE)
* must reset the PHY to resume normal service. */
ctrl_reg |= (1 << CDIAG_CTRL_BRK_LINK_LBN);
}
- mdio_clause45_write(efx, phy_id, MDIO_MMD_PMAPMD,
- PMA_PMD_CDIAG_CTRL_REG, ctrl_reg);
+ efx_mdio_write(efx, MDIO_MMD_PMAPMD, PMA_PMD_CDIAG_CTRL_REG,
+ ctrl_reg);
i = 0;
- while (mdio_clause45_read(efx, phy_id, MDIO_MMD_PMAPMD,
- PMA_PMD_CDIAG_CTRL_REG) &
+ while (efx_mdio_read(efx, MDIO_MMD_PMAPMD, PMA_PMD_CDIAG_CTRL_REG) &
(1 << CDIAG_CTRL_IN_PROG_LBN)) {
if (++i == 50) {
rc = -ETIMEDOUT;
}
msleep(100);
}
- res_reg = mdio_clause45_read(efx, efx->mii.phy_id, MDIO_MMD_PMAPMD,
- PMA_PMD_CDIAG_RES_REG);
+ res_reg = efx_mdio_read(efx, MDIO_MMD_PMAPMD, PMA_PMD_CDIAG_RES_REG);
for (i = 0; i < 4; i++) {
int pair_res =
(res_reg >> (CDIAG_RES_A_LBN - i * CDIAG_RES_WIDTH))
& ((1 << CDIAG_RES_WIDTH) - 1);
- int len_reg = mdio_clause45_read(efx, efx->mii.phy_id,
- MDIO_MMD_PMAPMD,
- PMA_PMD_CDIAG_LEN_REG + i);
+ int len_reg = efx_mdio_read(efx, MDIO_MMD_PMAPMD,
+ PMA_PMD_CDIAG_LEN_REG + i);
if (pair_res == CDIAG_RES_OK)
results[1 + i] = 1;
else if (pair_res == CDIAG_RES_INVALID)
static void
tenxpress_get_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd)
{
- int phy_id = efx->mii.phy_id;
u32 adv = 0, lpa = 0;
int reg;
if (efx->phy_type != PHY_TYPE_SFX7101) {
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_C22EXT,
- C22EXT_MSTSLV_CTRL);
+ reg = efx_mdio_read(efx, MDIO_MMD_C22EXT, C22EXT_MSTSLV_CTRL);
if (reg & (1 << C22EXT_MSTSLV_CTRL_ADV_1000_FD_LBN))
adv |= ADVERTISED_1000baseT_Full;
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_C22EXT,
- C22EXT_MSTSLV_STATUS);
+ reg = efx_mdio_read(efx, MDIO_MMD_C22EXT, C22EXT_MSTSLV_STATUS);
if (reg & (1 << C22EXT_MSTSLV_STATUS_LP_1000_HD_LBN))
lpa |= ADVERTISED_1000baseT_Half;
if (reg & (1 << C22EXT_MSTSLV_STATUS_LP_1000_FD_LBN))
lpa |= ADVERTISED_1000baseT_Full;
}
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_AN,
- MDIO_AN_10GBT_CTRL);
- if (reg & (1 << MDIO_AN_10GBT_CTRL_ADV_10G_LBN))
+ reg = efx_mdio_read(efx, MDIO_MMD_AN, MDIO_AN_10GBT_CTRL);
+ if (reg & MDIO_AN_10GBT_CTRL_ADV10G)
adv |= ADVERTISED_10000baseT_Full;
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_AN,
- MDIO_AN_10GBT_STATUS);
- if (reg & (1 << MDIO_AN_10GBT_STATUS_LP_10G_LBN))
+ reg = efx_mdio_read(efx, MDIO_MMD_AN, MDIO_AN_10GBT_STAT);
+ if (reg & MDIO_AN_10GBT_STAT_LP10G)
lpa |= ADVERTISED_10000baseT_Full;
- mdio_clause45_get_settings_ext(efx, ecmd, adv, lpa);
+ mdio45_ethtool_gset_npage(&efx->mdio, ecmd, adv, lpa);
if (efx->phy_type != PHY_TYPE_SFX7101)
ecmd->supported |= (SUPPORTED_100baseT_Full |
if (!ecmd->autoneg)
return -EINVAL;
- return mdio_clause45_set_settings(efx, ecmd);
+ return efx_mdio_set_settings(efx, ecmd);
}
static void sfx7101_set_npage_adv(struct efx_nic *efx, u32 advertising)
{
- mdio_clause45_set_flag(efx, efx->mii.phy_id, MDIO_MMD_AN,
- MDIO_AN_10GBT_CTRL,
- MDIO_AN_10GBT_CTRL_ADV_10G_LBN,
- advertising & ADVERTISED_10000baseT_Full);
+ efx_mdio_set_flag(efx, MDIO_MMD_AN, MDIO_AN_10GBT_CTRL,
+ MDIO_AN_10GBT_CTRL_ADV10G,
+ advertising & ADVERTISED_10000baseT_Full);
}
static void sft9001_set_npage_adv(struct efx_nic *efx, u32 advertising)
{
- int phy_id = efx->mii.phy_id;
-
- mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_C22EXT,
- C22EXT_MSTSLV_CTRL,
- C22EXT_MSTSLV_CTRL_ADV_1000_FD_LBN,
- advertising & ADVERTISED_1000baseT_Full);
- mdio_clause45_set_flag(efx, phy_id, MDIO_MMD_AN,
- MDIO_AN_10GBT_CTRL,
- MDIO_AN_10GBT_CTRL_ADV_10G_LBN,
- advertising & ADVERTISED_10000baseT_Full);
+ efx_mdio_set_flag(efx, MDIO_MMD_C22EXT, C22EXT_MSTSLV_CTRL,
+ 1 << C22EXT_MSTSLV_CTRL_ADV_1000_FD_LBN,
+ advertising & ADVERTISED_1000baseT_Full);
+ efx_mdio_set_flag(efx, MDIO_MMD_AN, MDIO_AN_10GBT_CTRL,
+ MDIO_AN_10GBT_CTRL_ADV10G,
+ advertising & ADVERTISED_10000baseT_Full);
}
struct efx_phy_operations falcon_sfx7101_phy_ops = {
/* Enable LASI interrupts for PHY */
static inline void xenpack_enable_lasi_irqs(struct efx_nic *efx)
{
- int reg;
- int phy_id = efx->mii.phy_id;
/* Read to clear LASI status register */
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PMAPMD,
- MDIO_XP_LASI_STAT);
+ efx_mdio_read(efx, MDIO_MMD_PMAPMD, MDIO_XP_LASI_STAT);
- mdio_clause45_write(efx, phy_id, MDIO_MMD_PMAPMD,
- MDIO_XP_LASI_CTRL, XP_LASI_LS_ALARM);
+ efx_mdio_write(efx, MDIO_MMD_PMAPMD, MDIO_XP_LASI_CTRL,
+ XP_LASI_LS_ALARM);
}
/* Read the LASI interrupt status to clear the interrupt. */
static inline int xenpack_clear_lasi_irqs(struct efx_nic *efx)
{
/* Read to clear link status alarm */
- return mdio_clause45_read(efx, efx->mii.phy_id,
- MDIO_MMD_PMAPMD, MDIO_XP_LASI_STAT);
+ return efx_mdio_read(efx, MDIO_MMD_PMAPMD, MDIO_XP_LASI_STAT);
}
/* Turn off LASI interrupts */
static inline void xenpack_disable_lasi_irqs(struct efx_nic *efx)
{
- mdio_clause45_write(efx, efx->mii.phy_id, MDIO_MMD_PMAPMD,
- MDIO_XP_LASI_CTRL, 0);
+ efx_mdio_write(efx, MDIO_MMD_PMAPMD, MDIO_XP_LASI_CTRL, 0);
}
#endif /* EFX_XENPACK_H */
#include "phy.h"
#include "falcon.h"
-#define XFP_REQUIRED_DEVS (MDIO_MMDREG_DEVS_PCS | \
- MDIO_MMDREG_DEVS_PMAPMD | \
- MDIO_MMDREG_DEVS_PHYXS)
+#define XFP_REQUIRED_DEVS (MDIO_DEVS_PCS | \
+ MDIO_DEVS_PMAPMD | \
+ MDIO_DEVS_PHYXS)
#define XFP_LOOPBACKS ((1 << LOOPBACK_PCS) | \
(1 << LOOPBACK_PMAPMD) | \
void xfp_set_led(struct efx_nic *p, int led, int mode)
{
int addr = MDIO_QUAKE_LED0_REG + led;
- mdio_clause45_write(p, p->mii.phy_id, MDIO_MMD_PMAPMD, addr,
- mode);
+ efx_mdio_write(p, MDIO_MMD_PMAPMD, addr, mode);
}
struct xfp_phy_data {
static int qt2025c_wait_reset(struct efx_nic *efx)
{
unsigned long timeout = jiffies + 10 * HZ;
- int phy_id = efx->mii.phy_id;
int reg, old_counter = 0;
/* Wait for firmware heartbeat to start */
for (;;) {
int counter;
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PCS,
- PCS_FW_HEARTBEAT_REG);
+ reg = efx_mdio_read(efx, MDIO_MMD_PCS, PCS_FW_HEARTBEAT_REG);
if (reg < 0)
return reg;
counter = ((reg >> PCS_FW_HEARTB_LBN) &
/* Wait for firmware status to look good */
for (;;) {
- reg = mdio_clause45_read(efx, phy_id, MDIO_MMD_PCS,
- PCS_UC8051_STATUS_REG);
+ reg = efx_mdio_read(efx, MDIO_MMD_PCS, PCS_UC8051_STATUS_REG);
if (reg < 0)
return reg;
if ((reg &
{
int rc;
- rc = mdio_clause45_reset_mmd(efx, MDIO_MMD_PHYXS,
- XFP_MAX_RESET_TIME / XFP_RESET_WAIT,
- XFP_RESET_WAIT);
+ rc = efx_mdio_reset_mmd(efx, MDIO_MMD_PHYXS,
+ XFP_MAX_RESET_TIME / XFP_RESET_WAIT,
+ XFP_RESET_WAIT);
if (rc < 0)
goto fail;
/* Check that all the MMDs we expect are present and responding. We
* expect faults on some if the link is down, but not on the PHY XS */
- rc = mdio_clause45_check_mmds(efx, XFP_REQUIRED_DEVS,
- MDIO_MMDREG_DEVS_PHYXS);
+ rc = efx_mdio_check_mmds(efx, XFP_REQUIRED_DEVS, MDIO_DEVS_PHYXS);
if (rc < 0)
goto fail;
static int xfp_phy_init(struct efx_nic *efx)
{
struct xfp_phy_data *phy_data;
- u32 devid = mdio_clause45_read_id(efx, MDIO_MMD_PHYXS);
+ u32 devid = efx_mdio_read_id(efx, MDIO_MMD_PHYXS);
int rc;
phy_data = kzalloc(sizeof(struct xfp_phy_data), GFP_KERNEL);
efx->phy_data = phy_data;
EFX_INFO(efx, "PHY ID reg %x (OUI %06x model %02x revision %x)\n",
- devid, mdio_id_oui(devid), mdio_id_model(devid),
- mdio_id_rev(devid));
+ devid, efx_mdio_id_oui(devid), efx_mdio_id_model(devid),
+ efx_mdio_id_rev(devid));
phy_data->phy_mode = efx->phy_mode;
static int xfp_link_ok(struct efx_nic *efx)
{
- return mdio_clause45_links_ok(efx, XFP_REQUIRED_DEVS);
+ return efx_mdio_links_ok(efx, XFP_REQUIRED_DEVS);
}
static void xfp_phy_poll(struct efx_nic *efx)
* or optical transceivers, varying somewhat between
* firmware versions. Only 'static mode' appears to
* cover everything. */
- mdio_clause45_set_flag(
- efx, efx->mii.phy_id, MDIO_MMD_PMAPMD,
- PMA_PMD_FTX_CTRL2_REG, PMA_PMD_FTX_STATIC_LBN,
+ mdio_set_flag(
+ &efx->mdio, efx->mdio.prtad, MDIO_MMD_PMAPMD,
+ PMA_PMD_FTX_CTRL2_REG, 1 << PMA_PMD_FTX_STATIC_LBN,
efx->phy_mode & PHY_MODE_TX_DISABLED ||
efx->phy_mode & PHY_MODE_LOW_POWER ||
efx->loopback_mode == LOOPBACK_PCS ||
(phy_data->phy_mode & PHY_MODE_TX_DISABLED))
xfp_reset_phy(efx);
- mdio_clause45_transmit_disable(efx);
+ efx_mdio_transmit_disable(efx);
}
- mdio_clause45_phy_reconfigure(efx);
+ efx_mdio_phy_reconfigure(efx);
phy_data->phy_mode = efx->phy_mode;
efx->link_up = xfp_link_ok(efx);
efx->link_fc = efx->wanted_fc;
}
+static void xfp_phy_get_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd)
+{
+ mdio45_ethtool_gset(&efx->mdio, ecmd);
+}
static void xfp_phy_fini(struct efx_nic *efx)
{
.poll = xfp_phy_poll,
.fini = xfp_phy_fini,
.clear_interrupt = xfp_phy_clear_interrupt,
- .get_settings = mdio_clause45_get_settings,
- .set_settings = mdio_clause45_set_settings,
+ .get_settings = xfp_phy_get_settings,
+ .set_settings = efx_mdio_set_settings,
.mmds = XFP_REQUIRED_DEVS,
.loopbacks = XFP_LOOPBACKS,
};
git.openpandora.org / pandora-kernel.git / commitdiff