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author | Alex Maftei (amaftei) <amaftei@solarflare.com> | 2020-01-09 15:45:45 +0000 |
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committer | David S. Miller <davem@davemloft.net> | 2020-01-09 10:58:35 -0800 |
commit | b69f7a3e53ff4bc966e56b62af955fdfa10ffa7d (patch) | |
tree | 39cd03df1c26fe206e38fef228b8a961c65ba3dd /drivers/net/ethernet/sfc/efx_common.c | |
parent | b5775b476ef7b28a3895335a2b8533e10ba36b16 (diff) | |
download | lwn-b69f7a3e53ff4bc966e56b62af955fdfa10ffa7d.tar.gz lwn-b69f7a3e53ff4bc966e56b62af955fdfa10ffa7d.zip |
sfc: move MCDI logging device attribute
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>
Diffstat (limited to 'drivers/net/ethernet/sfc/efx_common.c')
-rw-r--r-- | drivers/net/ethernet/sfc/efx_common.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/efx_common.c b/drivers/net/ethernet/sfc/efx_common.c index 3add2b577503..9cd7c1550c08 100644 --- a/drivers/net/ethernet/sfc/efx_common.c +++ b/drivers/net/ethernet/sfc/efx_common.c @@ -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 |