* by the Free Software Foundation, incorporated herein by reference.
*/
/*
- * Driver for SFP+ and XFP optical PHYs plus some support specific to the
- * AMCC QT20xx adapters; see www.amcc.com for details
+ * Driver for AMCC QT202x SFP+ and XFP adapters; see www.amcc.com for details
*/
#include <linux/timer.h>
#include "phy.h"
#include "falcon.h"
-#define XFP_REQUIRED_DEVS (MDIO_DEVS_PCS | \
- MDIO_DEVS_PMAPMD | \
- MDIO_DEVS_PHYXS)
+#define QT202X_REQUIRED_DEVS (MDIO_DEVS_PCS | \
+ MDIO_DEVS_PMAPMD | \
+ MDIO_DEVS_PHYXS)
-#define XFP_LOOPBACKS ((1 << LOOPBACK_PCS) | \
- (1 << LOOPBACK_PMAPMD) | \
- (1 << LOOPBACK_NETWORK))
+#define QT202X_LOOPBACKS ((1 << LOOPBACK_PCS) | \
+ (1 << LOOPBACK_PMAPMD) | \
+ (1 << LOOPBACK_NETWORK))
/****************************************************************************/
/* Quake-specific MDIO registers */
#define PCS_VEND1_REG 0xc000
#define PCS_VEND1_LBTXD_LBN 5
-void xfp_set_led(struct efx_nic *p, int led, int mode)
+void falcon_qt202x_set_led(struct efx_nic *p, int led, int mode)
{
int addr = MDIO_QUAKE_LED0_REG + led;
efx_mdio_write(p, MDIO_MMD_PMAPMD, addr, mode);
}
-struct xfp_phy_data {
+struct qt202x_phy_data {
enum efx_phy_mode phy_mode;
};
-#define XFP_MAX_RESET_TIME 500
-#define XFP_RESET_WAIT 10
+#define QT2022C2_MAX_RESET_TIME 500
+#define QT2022C2_RESET_WAIT 10
static int qt2025c_wait_reset(struct efx_nic *efx)
{
return 0;
}
-static int xfp_reset_phy(struct efx_nic *efx)
+static int qt202x_reset_phy(struct efx_nic *efx)
{
int rc;
/* Reset the PHYXS MMD. This is documented as doing
* a complete soft reset. */
rc = efx_mdio_reset_mmd(efx, MDIO_MMD_PHYXS,
- XFP_MAX_RESET_TIME / XFP_RESET_WAIT,
- XFP_RESET_WAIT);
+ QT2022C2_MAX_RESET_TIME /
+ QT2022C2_RESET_WAIT,
+ QT2022C2_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 = efx_mdio_check_mmds(efx, XFP_REQUIRED_DEVS, MDIO_DEVS_PHYXS);
+ rc = efx_mdio_check_mmds(efx, QT202X_REQUIRED_DEVS, MDIO_DEVS_PHYXS);
if (rc < 0)
goto fail;
return rc;
}
-static int xfp_phy_init(struct efx_nic *efx)
+static int qt202x_phy_init(struct efx_nic *efx)
{
- struct xfp_phy_data *phy_data;
+ struct qt202x_phy_data *phy_data;
u32 devid = efx_mdio_read_id(efx, MDIO_MMD_PHYXS);
int rc;
- phy_data = kzalloc(sizeof(struct xfp_phy_data), GFP_KERNEL);
+ phy_data = kzalloc(sizeof(struct qt202x_phy_data), GFP_KERNEL);
if (!phy_data)
return -ENOMEM;
efx->phy_data = phy_data;
phy_data->phy_mode = efx->phy_mode;
- rc = xfp_reset_phy(efx);
+ rc = qt202x_reset_phy(efx);
EFX_INFO(efx, "PHY init %s.\n",
rc ? "failed" : "successful");
return rc;
}
-static void xfp_phy_clear_interrupt(struct efx_nic *efx)
+static void qt202x_phy_clear_interrupt(struct efx_nic *efx)
{
/* Read to clear link status alarm */
efx_mdio_read(efx, MDIO_MMD_PMAPMD, MDIO_PMA_LASI_STAT);
}
-static int xfp_link_ok(struct efx_nic *efx)
+static int qt202x_link_ok(struct efx_nic *efx)
{
- return efx_mdio_links_ok(efx, XFP_REQUIRED_DEVS);
+ return efx_mdio_links_ok(efx, QT202X_REQUIRED_DEVS);
}
-static void xfp_phy_poll(struct efx_nic *efx)
+static void qt202x_phy_poll(struct efx_nic *efx)
{
- int link_up = xfp_link_ok(efx);
+ int link_up = qt202x_link_ok(efx);
/* Simulate a PHY event if link state has changed */
if (link_up != efx->link_up)
falcon_sim_phy_event(efx);
}
-static void xfp_phy_reconfigure(struct efx_nic *efx)
+static void qt202x_phy_reconfigure(struct efx_nic *efx)
{
- struct xfp_phy_data *phy_data = efx->phy_data;
+ struct qt202x_phy_data *phy_data = efx->phy_data;
if (efx->phy_type == PHY_TYPE_QT2025C) {
/* There are several different register bits which can
/* Reset the PHY when moving from tx off to tx on */
if (!(efx->phy_mode & PHY_MODE_TX_DISABLED) &&
(phy_data->phy_mode & PHY_MODE_TX_DISABLED))
- xfp_reset_phy(efx);
+ qt202x_reset_phy(efx);
efx_mdio_transmit_disable(efx);
}
efx_mdio_phy_reconfigure(efx);
phy_data->phy_mode = efx->phy_mode;
- efx->link_up = xfp_link_ok(efx);
+ efx->link_up = qt202x_link_ok(efx);
efx->link_speed = 10000;
efx->link_fd = true;
efx->link_fc = efx->wanted_fc;
}
-static void xfp_phy_get_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd)
+static void qt202x_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)
+static void qt202x_phy_fini(struct efx_nic *efx)
{
/* Clobber the LED if it was blinking */
efx->board_info.blink(efx, false);
efx->phy_data = NULL;
}
-struct efx_phy_operations falcon_xfp_phy_ops = {
+struct efx_phy_operations falcon_qt202x_phy_ops = {
.macs = EFX_XMAC,
- .init = xfp_phy_init,
- .reconfigure = xfp_phy_reconfigure,
- .poll = xfp_phy_poll,
- .fini = xfp_phy_fini,
- .clear_interrupt = xfp_phy_clear_interrupt,
- .get_settings = xfp_phy_get_settings,
+ .init = qt202x_phy_init,
+ .reconfigure = qt202x_phy_reconfigure,
+ .poll = qt202x_phy_poll,
+ .fini = qt202x_phy_fini,
+ .clear_interrupt = qt202x_phy_clear_interrupt,
+ .get_settings = qt202x_phy_get_settings,
.set_settings = efx_mdio_set_settings,
- .mmds = XFP_REQUIRED_DEVS,
- .loopbacks = XFP_LOOPBACKS,
+ .mmds = QT202X_REQUIRED_DEVS,
+ .loopbacks = QT202X_LOOPBACKS,
};
git.openpandora.org / pandora-kernel.git / blobdiff