diff options
| author | Mateusz Palczewski <mateusz.palczewski@intel.com> | 2021-08-19 11:47:40 +0300 |
|---|---|---|
| committer | Tony Nguyen <anthony.l.nguyen@intel.com> | 2021-10-19 00:07:16 +0300 |
| commit | 45eebd62999d37d13568723524b99d828e0ce22c (patch) | |
| tree | 6aafb49ab1fc39e92515dec1516cbdc0555b72b4 /drivers/net/ethernet/intel/iavf/iavf.h | |
| parent | 041c61488236a5a84789083e3d9f0a51139b6edf (diff) | |
| download | linux-45eebd62999d37d13568723524b99d828e0ce22c.tar.xz | |
iavf: Refactor iavf state machine tracking
Replace state changes of iavf state machine
with a method that also tracks the previous
state the machine was on.
This change is required for further work with
refactoring init and watchdog state machines.
Tracking of previous state would help us
recover iavf after failure has occurred.
Signed-off-by: Jakub Pawlak <jakub.pawlak@intel.com>
Signed-off-by: Jan Sokolowski <jan.sokolowski@intel.com>
Signed-off-by: Mateusz Palczewski <mateusz.palczewski@intel.com>
Tested-by: Konrad Jankowski <konrad0.jankowski@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/iavf/iavf.h')
| -rw-r--r-- | drivers/net/ethernet/intel/iavf/iavf.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/iavf/iavf.h b/drivers/net/ethernet/intel/iavf/iavf.h index 68c80f04113c..cd359cfe5cce 100644 --- a/drivers/net/ethernet/intel/iavf/iavf.h +++ b/drivers/net/ethernet/intel/iavf/iavf.h @@ -312,6 +312,7 @@ struct iavf_adapter { struct iavf_hw hw; /* defined in iavf_type.h */ enum iavf_state_t state; + enum iavf_state_t last_state; unsigned long crit_section; struct delayed_work watchdog_task; @@ -393,6 +394,15 @@ struct iavf_device { extern char iavf_driver_name[]; extern struct workqueue_struct *iavf_wq; +static inline void iavf_change_state(struct iavf_adapter *adapter, + enum iavf_state_t state) +{ + if (adapter->state != state) { + adapter->last_state = adapter->state; + adapter->state = state; + } +} + int iavf_up(struct iavf_adapter *adapter); void iavf_down(struct iavf_adapter *adapter); int iavf_process_config(struct iavf_adapter *adapter); |