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staging: octeon-ethernet: consolidate ndo_open functions 

ndo_open for rgmii, sgmii and xaui are almost identical. Put the common
code in a single function.

Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Aaro Koskinen 2015-04-04 22:51:02 +03:00 committed by Greg Kroah-Hartman
parent 32b249b0f5
commit 9e3ae4f9ae
5 changed files with 44 additions and 95 deletions
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32
drivers/staging/octeon/ethernet-rgmii.c
View File

@ -298,37 +298,7 @@ static irqreturn_t cvm_oct_rgmii_rml_interrupt(int cpl, void *dev_id)
int cvm_oct_rgmii_open(struct net_device *dev)
{
union cvmx_gmxx_prtx_cfg gmx_cfg;
struct octeon_ethernet *priv = netdev_priv(dev);
int interface = INTERFACE(priv->port);
int index = INDEX(priv->port);
cvmx_helper_link_info_t link_info;
int rv;
rv = cvm_oct_phy_setup_device(dev);
if (rv)
return rv;
gmx_cfg.u64 = cvmx_read_csr(CVMX_GMXX_PRTX_CFG(index, interface));
gmx_cfg.s.en = 1;
cvmx_write_csr(CVMX_GMXX_PRTX_CFG(index, interface), gmx_cfg.u64);
if (!octeon_is_simulation()) {
if (priv->phydev) {
int r = phy_read_status(priv->phydev);
if (r == 0 && priv->phydev->link == 0)
netif_carrier_off(dev);
cvm_oct_adjust_link(dev);
} else {
link_info = cvmx_helper_link_get(priv->port);
if (!link_info.s.link_up)
netif_carrier_off(dev);
priv->poll = cvm_oct_rgmii_poll;
}
}
return 0;
return cvm_oct_common_open(dev, cvm_oct_rgmii_poll, false);
}
int cvm_oct_rgmii_stop(struct net_device *dev)

33
drivers/staging/octeon/ethernet-sgmii.c
View File

@ -79,38 +79,7 @@ static void cvm_oct_sgmii_poll(struct net_device *dev)
int cvm_oct_sgmii_open(struct net_device *dev)
{
union cvmx_gmxx_prtx_cfg gmx_cfg;
struct octeon_ethernet *priv = netdev_priv(dev);
int interface = INTERFACE(priv->port);
int index = INDEX(priv->port);
cvmx_helper_link_info_t link_info;
int rv;
rv = cvm_oct_phy_setup_device(dev);
if (rv)
return rv;
gmx_cfg.u64 = cvmx_read_csr(CVMX_GMXX_PRTX_CFG(index, interface));
gmx_cfg.s.en = 1;
cvmx_write_csr(CVMX_GMXX_PRTX_CFG(index, interface), gmx_cfg.u64);
if (octeon_is_simulation())
return 0;
if (priv->phydev) {
int r = phy_read_status(priv->phydev);
if (r == 0 && priv->phydev->link == 0)
netif_carrier_off(dev);
cvm_oct_adjust_link(dev);
} else {
link_info = cvmx_helper_link_get(priv->port);
if (!link_info.s.link_up)
netif_carrier_off(dev);
priv->poll = cvm_oct_sgmii_poll;
cvm_oct_sgmii_poll(dev);
}
return 0;
return cvm_oct_common_open(dev, cvm_oct_sgmii_poll, true);
}
int cvm_oct_sgmii_stop(struct net_device *dev)

33
drivers/staging/octeon/ethernet-xaui.c
View File

@ -79,38 +79,7 @@ static void cvm_oct_xaui_poll(struct net_device *dev)
int cvm_oct_xaui_open(struct net_device *dev)
{
union cvmx_gmxx_prtx_cfg gmx_cfg;
struct octeon_ethernet *priv = netdev_priv(dev);
int interface = INTERFACE(priv->port);
int index = INDEX(priv->port);
cvmx_helper_link_info_t link_info;
int rv;
rv = cvm_oct_phy_setup_device(dev);
if (rv)
return rv;
gmx_cfg.u64 = cvmx_read_csr(CVMX_GMXX_PRTX_CFG(index, interface));
gmx_cfg.s.en = 1;
cvmx_write_csr(CVMX_GMXX_PRTX_CFG(index, interface), gmx_cfg.u64);
if (octeon_is_simulation())
return 0;
if (priv->phydev) {
int r = phy_read_status(priv->phydev);
if (r == 0 && priv->phydev->link == 0)
netif_carrier_off(dev);
cvm_oct_adjust_link(dev);
} else {
link_info = cvmx_helper_link_get(priv->port);
if (!link_info.s.link_up)
netif_carrier_off(dev);
priv->poll = cvm_oct_xaui_poll;
cvm_oct_xaui_poll(dev);
}
return 0;
return cvm_oct_common_open(dev, cvm_oct_xaui_poll, true);
}
int cvm_oct_xaui_stop(struct net_device *dev)

39
drivers/staging/octeon/ethernet.c
View File

@ -499,6 +499,45 @@ void cvm_oct_common_uninit(struct net_device *dev)
phy_disconnect(priv->phydev);
}
int cvm_oct_common_open(struct net_device *dev,
void (*link_poll)(struct net_device *), bool poll_now)
{
union cvmx_gmxx_prtx_cfg gmx_cfg;
struct octeon_ethernet *priv = netdev_priv(dev);
int interface = INTERFACE(priv->port);
int index = INDEX(priv->port);
cvmx_helper_link_info_t link_info;
int rv;
rv = cvm_oct_phy_setup_device(dev);
if (rv)
return rv;
gmx_cfg.u64 = cvmx_read_csr(CVMX_GMXX_PRTX_CFG(index, interface));
gmx_cfg.s.en = 1;
cvmx_write_csr(CVMX_GMXX_PRTX_CFG(index, interface), gmx_cfg.u64);
if (octeon_is_simulation())
return 0;
if (priv->phydev) {
int r = phy_read_status(priv->phydev);
if (r == 0 && priv->phydev->link == 0)
netif_carrier_off(dev);
cvm_oct_adjust_link(dev);
} else {
link_info = cvmx_helper_link_get(priv->port);
if (!link_info.s.link_up)
netif_carrier_off(dev);
priv->poll = link_poll;
if (poll_now)
link_poll(dev);
}
return 0;
}
static const struct net_device_ops cvm_oct_npi_netdev_ops = {
.ndo_init = cvm_oct_common_init,
.ndo_uninit = cvm_oct_common_uninit,

2
drivers/staging/octeon/octeon-ethernet.h
View File

@ -89,6 +89,8 @@ extern int cvm_oct_common_init(struct net_device *dev);
extern void cvm_oct_common_uninit(struct net_device *dev);
void cvm_oct_adjust_link(struct net_device *dev);
int cvm_oct_common_stop(struct net_device *dev);
int cvm_oct_common_open(struct net_device *dev,
void (*link_poll)(struct net_device *), bool poll_now);
extern int always_use_pow;
extern int pow_send_group;