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Message-Id: <1499763313-7214-11-git-send-email-suganath-prabu.subramani@broadcom.com>
Date: Tue, 11 Jul 2017 14:25:10 +0530
From: Suganath Prabu S <suganath-prabu.subramani@...adcom.com>
To: JBottomley@...allels.com, jejb@...nel.org, hch@...radead.org
Cc: martin.petersen@...cle.com, linux-scsi@...r.kernel.org,
Sathya.Prakash@...adcom.com, kashyap.desai@...adcom.com,
linux-kernel@...r.kernel.org,
suganath-prabu.subramani@...adcom.com,
chaitra.basappa@...adcom.com, sreekanth.reddy@...adcom.com,
linux-nvme@...ts.infradead.org
Subject: [PATCH 10/13] mpt3sas: NVMe drive support for BTDHMAPPING ioctl command and log info
* Added debug prints for pcie devices in ioctl debug path. Which
will be helpful for debugging.
* Added PCIe device support for ioctl BTDHMAPPING ioctl.
Signed-off-by: Chaitra P B <chaitra.basappa@...adcom.com>
Signed-off-by: Suganath Prabu S <suganath-prabu.subramani@...adcom.com>
---
drivers/scsi/mpt3sas/mpt3sas_base.h | 3 +-
drivers/scsi/mpt3sas/mpt3sas_ctl.c | 88 ++++++++++++++++++++----------
drivers/scsi/mpt3sas/mpt3sas_warpdrive.c | 2 +-
3 files changed, 61 insertions(+), 32 deletions(-)
diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.h b/drivers/scsi/mpt3sas/mpt3sas_base.h
index 063977a..ea6e607 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_base.h
+++ b/drivers/scsi/mpt3sas/mpt3sas_base.h
@@ -452,6 +452,7 @@ struct _internal_cmd {
struct completion done;
void *reply;
void *sense;
+ u64 *nvme_error_response;
u16 status;
u16 smid;
};
@@ -1615,7 +1616,7 @@ void
mpt3sas_scsi_direct_io_set(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 direct_io);
void
mpt3sas_setup_direct_io(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
- struct _raid_device *raid_device, Mpi2SCSIIORequest_t *mpi_request,
+ struct _raid_device *raid_device, Mpi25SCSIIORequest_t *mpi_request,
u16 smid);
/* NCQ Prio Handling Check */
diff --git a/drivers/scsi/mpt3sas/mpt3sas_ctl.c b/drivers/scsi/mpt3sas/mpt3sas_ctl.c
index 35e5c30..269c753 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_ctl.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_ctl.c
@@ -79,32 +79,6 @@ enum block_state {
};
/**
- * _ctl_sas_device_find_by_handle - sas device search
- * @ioc: per adapter object
- * @handle: sas device handle (assigned by firmware)
- * Context: Calling function should acquire ioc->sas_device_lock
- *
- * This searches for sas_device based on sas_address, then return sas_device
- * object.
- */
-static struct _sas_device *
-_ctl_sas_device_find_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
-{
- struct _sas_device *sas_device, *r;
-
- r = NULL;
- list_for_each_entry(sas_device, &ioc->sas_device_list, list) {
- if (sas_device->handle != handle)
- continue;
- r = sas_device;
- goto out;
- }
-
- out:
- return r;
-}
-
-/**
* _ctl_display_some_debug - debug routine
* @ioc: per adapter object
* @smid: system request message index
@@ -229,10 +203,9 @@ _ctl_display_some_debug(struct MPT3SAS_ADAPTER *ioc, u16 smid,
Mpi2SCSIIOReply_t *scsi_reply =
(Mpi2SCSIIOReply_t *)mpi_reply;
struct _sas_device *sas_device = NULL;
- unsigned long flags;
+ struct _pcie_device *pcie_device = NULL;
- spin_lock_irqsave(&ioc->sas_device_lock, flags);
- sas_device = _ctl_sas_device_find_by_handle(ioc,
+ sas_device = mpt3sas_get_sdev_by_handle(ioc,
le16_to_cpu(scsi_reply->DevHandle));
if (sas_device) {
pr_warn(MPT3SAS_FMT "\tsas_address(0x%016llx), phy(%d)\n",
@@ -242,8 +215,25 @@ _ctl_display_some_debug(struct MPT3SAS_ADAPTER *ioc, u16 smid,
"\tenclosure_logical_id(0x%016llx), slot(%d)\n",
ioc->name, (unsigned long long)
sas_device->enclosure_logical_id, sas_device->slot);
+ sas_device_put(sas_device);
+ }
+ if (!sas_device) {
+ pcie_device = mpt3sas_get_pdev_by_handle(ioc,
+ le16_to_cpu(scsi_reply->DevHandle));
+ if (pcie_device) {
+ pr_warn(MPT3SAS_FMT
+ "\tWWID(0x%016llx), port(%d)\n", ioc->name,
+ (unsigned long long)pcie_device->wwid,
+ pcie_device->port_num);
+ if (pcie_device->enclosure_handle != 0)
+ pr_warn(MPT3SAS_FMT
+ "\tenclosure_logical_id(0x%016llx), slot(%d)\n",
+ ioc->name, (unsigned long long)
+ pcie_device->enclosure_logical_id,
+ pcie_device->slot);
+ pcie_device_put(pcie_device);
+ }
}
- spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
if (scsi_reply->SCSIState || scsi_reply->SCSIStatus)
pr_info(MPT3SAS_FMT
"\tscsi_state(0x%02x), scsi_status"
@@ -1375,6 +1365,42 @@ _ctl_btdh_search_sas_device(struct MPT3SAS_ADAPTER *ioc,
}
/**
+ * _ctl_btdh_search_pcie_device - searching for pcie device
+ * @ioc: per adapter object
+ * @btdh: btdh ioctl payload
+ */
+static int
+_ctl_btdh_search_pcie_device(struct MPT3SAS_ADAPTER *ioc,
+ struct mpt3_ioctl_btdh_mapping *btdh)
+{
+ struct _pcie_device *pcie_device;
+ unsigned long flags;
+ int rc = 0;
+
+ if (list_empty(&ioc->pcie_device_list))
+ return rc;
+
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ list_for_each_entry(pcie_device, &ioc->pcie_device_list, list) {
+ if (btdh->bus == 0xFFFFFFFF && btdh->id == 0xFFFFFFFF &&
+ btdh->handle == pcie_device->handle) {
+ btdh->bus = pcie_device->channel;
+ btdh->id = pcie_device->id;
+ rc = 1;
+ goto out;
+ } else if (btdh->bus == pcie_device->channel && btdh->id ==
+ pcie_device->id && btdh->handle == 0xFFFF) {
+ btdh->handle = pcie_device->handle;
+ rc = 1;
+ goto out;
+ }
+ }
+ out:
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+ return rc;
+}
+
+/**
* _ctl_btdh_search_raid_device - searching for raid device
* @ioc: per adapter object
* @btdh: btdh ioctl payload
@@ -1432,6 +1458,8 @@ _ctl_btdh_mapping(struct MPT3SAS_ADAPTER *ioc, void __user *arg)
rc = _ctl_btdh_search_sas_device(ioc, &karg);
if (!rc)
+ rc = _ctl_btdh_search_pcie_device(ioc, &karg);
+ if (!rc)
_ctl_btdh_search_raid_device(ioc, &karg);
if (copy_to_user(arg, &karg, sizeof(karg))) {
diff --git a/drivers/scsi/mpt3sas/mpt3sas_warpdrive.c b/drivers/scsi/mpt3sas/mpt3sas_warpdrive.c
index 540bd50..ced7d9f 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_warpdrive.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_warpdrive.c
@@ -299,7 +299,7 @@ mpt3sas_scsi_direct_io_set(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 direct_io)
*/
void
mpt3sas_setup_direct_io(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
- struct _raid_device *raid_device, Mpi2SCSIIORequest_t *mpi_request,
+ struct _raid_device *raid_device, Mpi25SCSIIORequest_t *mpi_request,
u16 smid)
{
sector_t v_lba, p_lba, stripe_off, column, io_size;
--
1.7.1
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