diff options
| author | Easwar Hariharan <easwar.hariharan@intel.com> | 2016-10-17 04:19:47 -0700 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2016-11-15 16:37:27 -0500 |
| commit | fe4d924396a861937256293ff4a84b76b84854d8 (patch) | |
| tree | 6010c15763864174b4108f0d19b0bfa305c5932d /drivers/infiniband/hw/hfi1/hfi.h | |
| parent | 6e768f0682e26e7683c4af5b0de04a2e08bc67db (diff) | |
IB/hfi1: Add active channel and backplane support for integrated devices
Use scratch registers within the HFI1 device to recover signal
integrity information that is then used to tune the channel. While
there, update error messages to better convey the result of falling
back to a backup file.
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Reviewed-by: Dean Luick <dean.luick@intel.com>
Signed-off-by: Easwar Hariharan <easwar.hariharan@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/hw/hfi1/hfi.h')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/hfi.h | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/hfi1/hfi.h b/drivers/infiniband/hw/hfi1/hfi.h index 25e44c4af995..a66d198199ff 100644 --- a/drivers/infiniband/hw/hfi1/hfi.h +++ b/drivers/infiniband/hw/hfi1/hfi.h @@ -582,8 +582,16 @@ struct hfi1_pportdata { struct kobject vl2mtu_kobj; /* PHY support */ - u32 port_type; struct qsfp_data qsfp_info; + /* Values for SI tuning of SerDes */ + u32 port_type; + u32 tx_preset_eq; + u32 tx_preset_noeq; + u32 rx_preset; + u8 local_atten; + u8 remote_atten; + u8 default_atten; + u8 max_power_class; /* GUIDs for this interface, in host order, guids[0] is a port guid */ u64 guids[HFI1_GUIDS_PER_PORT]; @@ -2020,6 +2028,12 @@ static inline u32 qsfp_resource(struct hfi1_devdata *dd) return i2c_target(dd->hfi1_id); } +/* Is this device integrated or discrete? */ +static inline bool is_integrated(struct hfi1_devdata *dd) +{ + return dd->pcidev->device == PCI_DEVICE_ID_INTEL1; +} + int hfi1_tempsense_rd(struct hfi1_devdata *dd, struct hfi1_temp *temp); #define DD_DEV_ENTRY(dd) __string(dev, dev_name(&(dd)->pcidev->dev)) |