Re: [PATCH v2 08/24] mpi3mr: add support of event handling part-3

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On 4/7/21 4:04 AM, Kashyap Desai wrote:
> Firmware can report various MPI Events.
> Support for certain Events (as listed below) are enabled in the driver
> and their processing in driver is covered in this patch.
> 
> MPI3_EVENT_SAS_BROADCAST_PRIMITIVE
> MPI3_EVENT_CABLE_MGMT
> MPI3_EVENT_ENERGY_PACK_CHANGE
> 
> Signed-off-by: Kashyap Desai <kashyap.desai@xxxxxxxxxxxx>
> Reviewed-by: Hannes Reinecke <hare@xxxxxxx>
> Cc: sathya.prakash@xxxxxxxxxxxx
> ---
>  drivers/scsi/mpi3mr/mpi3mr_fw.c |  3 +++
>  drivers/scsi/mpi3mr/mpi3mr_os.c | 37 +++++++++++++++++++++++++++++++++
>  2 files changed, 40 insertions(+)
> 
> diff --git a/drivers/scsi/mpi3mr/mpi3mr_fw.c b/drivers/scsi/mpi3mr/mpi3mr_fw.c
> index d9ac045428e8..a5c9a0f7cb8e 100644
> --- a/drivers/scsi/mpi3mr/mpi3mr_fw.c
> +++ b/drivers/scsi/mpi3mr/mpi3mr_fw.c
> @@ -2745,8 +2745,11 @@ int mpi3mr_init_ioc(struct mpi3mr_ioc *mrioc)
>  	mpi3mr_unmask_events(mrioc, MPI3_EVENT_SAS_TOPOLOGY_CHANGE_LIST);
>  	mpi3mr_unmask_events(mrioc, MPI3_EVENT_SAS_DISCOVERY);
>  	mpi3mr_unmask_events(mrioc, MPI3_EVENT_SAS_DEVICE_DISCOVERY_ERROR);
> +	mpi3mr_unmask_events(mrioc, MPI3_EVENT_SAS_BROADCAST_PRIMITIVE);
>  	mpi3mr_unmask_events(mrioc, MPI3_EVENT_PCIE_TOPOLOGY_CHANGE_LIST);
>  	mpi3mr_unmask_events(mrioc, MPI3_EVENT_PCIE_ENUMERATION);
> +	mpi3mr_unmask_events(mrioc, MPI3_EVENT_CABLE_MGMT);
> +	mpi3mr_unmask_events(mrioc, MPI3_EVENT_ENERGY_PACK_CHANGE);
>  
>  	retval = mpi3mr_issue_event_notification(mrioc);
>  	if (retval) {
> diff --git a/drivers/scsi/mpi3mr/mpi3mr_os.c b/drivers/scsi/mpi3mr/mpi3mr_os.c
> index 40b46eadcd32..cd30e26a2225 100644
> --- a/drivers/scsi/mpi3mr/mpi3mr_os.c
> +++ b/drivers/scsi/mpi3mr/mpi3mr_os.c
> @@ -1497,6 +1497,36 @@ static void mpi3mr_devstatuschg_evt_th(struct mpi3mr_ioc *mrioc,
>  
>  }
>  
> +/**
> + * mpi3mr_energypackchg_evt_th - Energy pack change evt tophalf
> + * @mrioc: Adapter instance reference
> + * @event_reply: Event data
> + *
> + * Identifies the new shutdown timeout value and update.
> + *
> + * Return: Nothing
> + */
> +static void mpi3mr_energypackchg_evt_th(struct mpi3mr_ioc *mrioc,
> +	Mpi3EventNotificationReply_t *event_reply)
> +{
> +	Mpi3EventDataEnergyPackChange_t *evtdata =
> +	    (Mpi3EventDataEnergyPackChange_t *)event_reply->EventData;
> +	u16 shutdown_timeout = le16_to_cpu(evtdata->ShutdownTimeout);
> +
> +	if (shutdown_timeout <= 0) {
> +		ioc_warn(mrioc,
> +		    "%s :Invalid Shutdown Timeout received = %d\n",
> +		    __func__, shutdown_timeout);
> +		return;
> +	}
> +
> +	ioc_info(mrioc,
> +	    "%s :Previous Shutdown Timeout Value = %d New Shutdown Timeout Value = %d\n",
> +	    __func__, mrioc->facts.shutdown_timeout, shutdown_timeout);
> +	mrioc->facts.shutdown_timeout = shutdown_timeout;
> +}
> +
> +
>  /**
>   * mpi3mr_os_handle_events - Firmware event handler
>   * @mrioc: Adapter instance reference
> @@ -1560,9 +1590,16 @@ void mpi3mr_os_handle_events(struct mpi3mr_ioc *mrioc,
>  		process_evt_bh = 1;
>  		break;
>  	}
> +	case MPI3_EVENT_ENERGY_PACK_CHANGE:
> +	{
> +		mpi3mr_energypackchg_evt_th(mrioc, event_reply);
> +		break;
> +	}
>  	case MPI3_EVENT_ENCL_DEVICE_STATUS_CHANGE:
>  	case MPI3_EVENT_SAS_DISCOVERY:
> +	case MPI3_EVENT_CABLE_MGMT:
>  	case MPI3_EVENT_SAS_DEVICE_DISCOVERY_ERROR:
> +	case MPI3_EVENT_SAS_BROADCAST_PRIMITIVE:
>  	case MPI3_EVENT_PCIE_ENUMERATION:
>  		break;
>  	default:
> 
Looks good

Reviewed-by: Tomas Henzl <thenzl@xxxxxxxxxx>





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