sfc: Use lm87 and lm90 drivers for board temperature/power monitoring
Add board monitoring to periodic work whenever link is down.
For SFE4001, report when a fault has caused the PHY to turn off.
For SFE4002, switch XFP PHY into low-power state in case of a fault.
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/net/sfc/mdio_10g.h b/drivers/net/sfc/mdio_10g.h
index 19c42ea..db9f358 100644
--- a/drivers/net/sfc/mdio_10g.h
+++ b/drivers/net/sfc/mdio_10g.h
@@ -54,6 +54,9 @@
/* 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)
@@ -240,6 +243,10 @@
/* Generic part of reconfigure: set/clear loopback bits */
extern void mdio_clause45_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);