diff options
Diffstat (limited to 'drivers/staging/rdma/hfi1/hfi.h')
| -rw-r--r-- | drivers/staging/rdma/hfi1/hfi.h | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/staging/rdma/hfi1/hfi.h b/drivers/staging/rdma/hfi1/hfi.h index e71a1c2..108015c 100644 --- a/drivers/staging/rdma/hfi1/hfi.h +++ b/drivers/staging/rdma/hfi1/hfi.h @@ -1048,8 +1048,6 @@ struct hfi1_devdata { struct platform_config platform_config; struct platform_config_cache pcfg_cache; - /* control high-level access to qsfp */ - struct mutex qsfp_i2c_mutex; struct diag_client *diag_client; spinlock_t hfi1_diag_trans_lock; /* protect diag observer ops */ @@ -1938,6 +1936,18 @@ static inline void setextled(struct hfi1_devdata *dd, u32 on) write_csr(dd, DCC_CFG_LED_CNTRL, 0x10); } +/* return the i2c resource given the target */ +static inline u32 i2c_target(u32 target) +{ + return target ? CR_I2C2 : CR_I2C1; +} + +/* return the i2c chain chip resource that this HFI uses for QSFP */ +static inline u32 qsfp_resource(struct hfi1_devdata *dd) +{ + return i2c_target(dd->hfi1_id); +} + int hfi1_tempsense_rd(struct hfi1_devdata *dd, struct hfi1_temp *temp); #endif /* _HFI1_KERNEL_H */ |