[PATCH v4 08/24] mpi3mr: add support of event handling part-3
From: Kashyap Desai <kashyap.desai@broadcom.com>
Date: 2021-05-11 19:51:48
Subsystem:
broadcom mpi3 storage controller driver, scsi subsystem, the rest · Maintainers:
Sathya Prakash Veerichetty, Kashyap Desai, Sumit Saxena, Sreekanth Reddy, "James E.J. Bottomley", "Martin K. Petersen", Linus Torvalds
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@broadcom.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Tomas Henzl <redacted> Reviewed-by: Himanshu Madhani <redacted> Cc: sathya.prakash@broadcom.com --- drivers/scsi/mpi3mr/mpi3mr_fw.c | 3 +++ drivers/scsi/mpi3mr/mpi3mr_os.c | 36 +++++++++++++++++++++++++++++++++ 2 files changed, 39 insertions(+)
diff --git a/drivers/scsi/mpi3mr/mpi3mr_fw.c b/drivers/scsi/mpi3mr/mpi3mr_fw.c
index 2b3ab96a06e2..274acba2bcac 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_fw.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_fw.c@@ -2728,8 +2728,11 @@ 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 baaeb2db8a5d..17afe83406f9 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_os.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_os.c@@ -1484,6 +1484,35 @@ static void mpi3mr_devstatuschg_evt_th(struct mpi3mr_ioc *mrioc, mpi3mr_tgtdev_put(tgtdev); } +/** + * 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, + struct _mpi3_event_notification_reply *event_reply) +{ + struct _mpi3_event_data_energy_pack_change *evtdata = + (struct _mpi3_event_data_energy_pack_change *)event_reply->event_data; + u16 shutdown_timeout = le16_to_cpu(evtdata->shutdown_timeout); + + 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
@@ -1547,9 +1576,16 @@ 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:
--
2.18.1
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