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Code Issues Releases Wiki Activity

sfc: move MCDI logging device attribute

Browse source 
A few bits were extracted from other functions.

Signed-off-by: Alexandru-Mihai Maftei <amaftei@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alex Maftei (amaftei) 2020-01-09 15:45:45 +00:00 committed by David S. Miller
parent b5775b476e
commit b69f7a3e53
3 changed files with 50 additions and 37 deletions
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40
drivers/net/ethernet/sfc/efx.c
View file

@ -1036,28 +1036,6 @@ show_phy_type(struct device *dev, struct device_attribute *attr, char *buf)
}
static DEVICE_ATTR(phy_type, 0444, show_phy_type, NULL);
#ifdef CONFIG_SFC_MCDI_LOGGING
static ssize_t show_mcdi_log(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct efx_nic *efx = dev_get_drvdata(dev);
struct efx_mcdi_iface *mcdi = efx_mcdi(efx);
return scnprintf(buf, PAGE_SIZE, "%d\n", mcdi->logging_enabled);
}
static ssize_t set_mcdi_log(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct efx_nic *efx = dev_get_drvdata(dev);
struct efx_mcdi_iface *mcdi = efx_mcdi(efx);
bool enable = count > 0 && *buf != '0';
mcdi->logging_enabled = enable;
return count;
}
static DEVICE_ATTR(mcdi_logging, 0644, show_mcdi_log, set_mcdi_log);
#endif
static int efx_register_netdev(struct efx_nic *efx)
{
struct net_device *net_dev = efx->net_dev;
@ -1117,21 +1095,11 @@ static int efx_register_netdev(struct efx_nic *efx)
"failed to init net dev attributes\n");
goto fail_registered;
}
#ifdef CONFIG_SFC_MCDI_LOGGING
rc = device_create_file(&efx->pci_dev->dev, &dev_attr_mcdi_logging);
if (rc) {
netif_err(efx, drv, efx->net_dev,
"failed to init net dev attributes\n");
goto fail_attr_mcdi_logging;
}
#endif
efx_init_mcdi_logging(efx);
return 0;
#ifdef CONFIG_SFC_MCDI_LOGGING
fail_attr_mcdi_logging:
device_remove_file(&efx->pci_dev->dev, &dev_attr_phy_type);
#endif
fail_registered:
rtnl_lock();
efx_dissociate(efx);
@ -1152,9 +1120,7 @@ static void efx_unregister_netdev(struct efx_nic *efx)
if (efx_dev_registered(efx)) {
strlcpy(efx->name, pci_name(efx->pci_dev), sizeof(efx->name));
#ifdef CONFIG_SFC_MCDI_LOGGING
device_remove_file(&efx->pci_dev->dev, &dev_attr_mcdi_logging);
#endif
efx_fini_mcdi_logging(efx);
device_remove_file(&efx->pci_dev->dev, &dev_attr_phy_type);
unregister_netdev(efx->net_dev);
}

39
drivers/net/ethernet/sfc/efx_common.c
View file

@ -1006,3 +1006,42 @@ void efx_fini_io(struct efx_nic *efx, int bar)
if (!pci_vfs_assigned(efx->pci_dev))
pci_disable_device(efx->pci_dev);
}
#ifdef CONFIG_SFC_MCDI_LOGGING
static ssize_t show_mcdi_log(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct efx_nic *efx = dev_get_drvdata(dev);
struct efx_mcdi_iface *mcdi = efx_mcdi(efx);
return scnprintf(buf, PAGE_SIZE, "%d\n", mcdi->logging_enabled);
}
static ssize_t set_mcdi_log(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
struct efx_nic *efx = dev_get_drvdata(dev);
struct efx_mcdi_iface *mcdi = efx_mcdi(efx);
bool enable = count > 0 && *buf != '0';
mcdi->logging_enabled = enable;
return count;
}
static DEVICE_ATTR(mcdi_logging, 0644, show_mcdi_log, set_mcdi_log);
void efx_init_mcdi_logging(struct efx_nic *efx)
{
int rc = device_create_file(&efx->pci_dev->dev, &dev_attr_mcdi_logging);
if (rc) {
netif_warn(efx, drv, efx->net_dev,
"failed to init net dev attributes\n");
}
}
void efx_fini_mcdi_logging(struct efx_nic *efx)
{
device_remove_file(&efx->pci_dev->dev, &dev_attr_mcdi_logging);
}
#endif

8
drivers/net/ethernet/sfc/efx_common.h
View file

@ -55,6 +55,14 @@ static inline int efx_check_disabled(struct efx_nic *efx)
return 0;
}
#ifdef CONFIG_SFC_MCDI_LOGGING
void efx_init_mcdi_logging(struct efx_nic *efx);
void efx_fini_mcdi_logging(struct efx_nic *efx);
#else
static inline void efx_init_mcdi_logging(struct efx_nic *efx) {}
static inline void efx_fini_mcdi_logging(struct efx_nic *efx) {}
#endif
void efx_mac_reconfigure(struct efx_nic *efx);
void efx_link_status_changed(struct efx_nic *efx);