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path: root/drivers/scsi/mpt3sas/mpt3sas_scsih.c
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Diffstat (limited to 'drivers/scsi/mpt3sas/mpt3sas_scsih.c')
-rw-r--r--drivers/scsi/mpt3sas/mpt3sas_scsih.c2217
1 files changed, 2002 insertions, 215 deletions
diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
index 22998cbd538f..362f406a285e 100644
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c
+++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c
@@ -60,6 +60,9 @@
#include "mpt3sas_base.h"
#define RAID_CHANNEL 1
+
+#define PCIE_CHANNEL 2
+
/* forward proto's */
static void _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc,
struct _sas_node *sas_expander);
@@ -69,7 +72,11 @@ static void _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc,
struct _sas_device *sas_device);
static int _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle,
u8 retry_count, u8 is_pd);
-
+static int _scsih_pcie_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle);
+static void _scsih_pcie_device_remove_from_sml(struct MPT3SAS_ADAPTER *ioc,
+ struct _pcie_device *pcie_device);
+static void
+_scsih_pcie_check_device(struct MPT3SAS_ADAPTER *ioc, u16 handle);
static u8 _scsih_check_for_pending_tm(struct MPT3SAS_ADAPTER *ioc, u16 smid);
/* global parameters */
@@ -406,11 +413,6 @@ _scsih_get_sas_address(struct MPT3SAS_ADAPTER *ioc, u16 handle,
*sas_address = 0;
- if (handle <= ioc->sas_hba.num_phys) {
- *sas_address = ioc->sas_hba.sas_address;
- return 0;
- }
-
if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n", ioc->name,
@@ -420,7 +422,15 @@ _scsih_get_sas_address(struct MPT3SAS_ADAPTER *ioc, u16 handle,
ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK;
if (ioc_status == MPI2_IOCSTATUS_SUCCESS) {
- *sas_address = le64_to_cpu(sas_device_pg0.SASAddress);
+ /* For HBA, vSES doesn't return HBA SAS address. Instead return
+ * vSES's sas address.
+ */
+ if ((handle <= ioc->sas_hba.num_phys) &&
+ (!(le32_to_cpu(sas_device_pg0.DeviceInfo) &
+ MPI2_SAS_DEVICE_INFO_SEP)))
+ *sas_address = ioc->sas_hba.sas_address;
+ else
+ *sas_address = le64_to_cpu(sas_device_pg0.SASAddress);
return 0;
}
@@ -439,21 +449,22 @@ _scsih_get_sas_address(struct MPT3SAS_ADAPTER *ioc, u16 handle,
/**
* _scsih_determine_boot_device - determine boot device.
* @ioc: per adapter object
- * @device: either sas_device or raid_device object
- * @is_raid: [flag] 1 = raid object, 0 = sas object
+ * @device: sas_device or pcie_device object
+ * @channel: SAS or PCIe channel
*
* Determines whether this device should be first reported device to
* to scsi-ml or sas transport, this purpose is for persistent boot device.
* There are primary, alternate, and current entries in bios page 2. The order
* priority is primary, alternate, then current. This routine saves
- * the corresponding device object and is_raid flag in the ioc object.
+ * the corresponding device object.
* The saved data to be used later in _scsih_probe_boot_devices().
*/
static void
-_scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc,
- void *device, u8 is_raid)
+_scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc, void *device,
+ u32 channel)
{
struct _sas_device *sas_device;
+ struct _pcie_device *pcie_device;
struct _raid_device *raid_device;
u64 sas_address;
u64 device_name;
@@ -468,18 +479,24 @@ _scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc,
if (!ioc->bios_pg3.BiosVersion)
return;
- if (!is_raid) {
- sas_device = device;
- sas_address = sas_device->sas_address;
- device_name = sas_device->device_name;
- enclosure_logical_id = sas_device->enclosure_logical_id;
- slot = sas_device->slot;
- } else {
+ if (channel == RAID_CHANNEL) {
raid_device = device;
sas_address = raid_device->wwid;
device_name = 0;
enclosure_logical_id = 0;
slot = 0;
+ } else if (channel == PCIE_CHANNEL) {
+ pcie_device = device;
+ sas_address = pcie_device->wwid;
+ device_name = 0;
+ enclosure_logical_id = 0;
+ slot = 0;
+ } else {
+ sas_device = device;
+ sas_address = sas_device->sas_address;
+ device_name = sas_device->device_name;
+ enclosure_logical_id = sas_device->enclosure_logical_id;
+ slot = sas_device->slot;
}
if (!ioc->req_boot_device.device) {
@@ -493,7 +510,7 @@ _scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc,
ioc->name, __func__,
(unsigned long long)sas_address));
ioc->req_boot_device.device = device;
- ioc->req_boot_device.is_raid = is_raid;
+ ioc->req_boot_device.channel = channel;
}
}
@@ -508,7 +525,7 @@ _scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc,
ioc->name, __func__,
(unsigned long long)sas_address));
ioc->req_alt_boot_device.device = device;
- ioc->req_alt_boot_device.is_raid = is_raid;
+ ioc->req_alt_boot_device.channel = channel;
}
}
@@ -523,7 +540,7 @@ _scsih_determine_boot_device(struct MPT3SAS_ADAPTER *ioc,
ioc->name, __func__,
(unsigned long long)sas_address));
ioc->current_boot_device.device = device;
- ioc->current_boot_device.is_raid = is_raid;
+ ioc->current_boot_device.channel = channel;
}
}
}
@@ -536,7 +553,7 @@ __mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER *ioc,
assert_spin_locked(&ioc->sas_device_lock);
- ret = tgt_priv->sdev;
+ ret = tgt_priv->sas_dev;
if (ret)
sas_device_get(ret);
@@ -557,6 +574,44 @@ mpt3sas_get_sdev_from_target(struct MPT3SAS_ADAPTER *ioc,
return ret;
}
+static struct _pcie_device *
+__mpt3sas_get_pdev_from_target(struct MPT3SAS_ADAPTER *ioc,
+ struct MPT3SAS_TARGET *tgt_priv)
+{
+ struct _pcie_device *ret;
+
+ assert_spin_locked(&ioc->pcie_device_lock);
+
+ ret = tgt_priv->pcie_dev;
+ if (ret)
+ pcie_device_get(ret);
+
+ return ret;
+}
+
+/**
+ * mpt3sas_get_pdev_from_target - pcie device search
+ * @ioc: per adapter object
+ * @tgt_priv: starget private object
+ *
+ * Context: This function will acquire ioc->pcie_device_lock and will release
+ * before returning the pcie_device object.
+ *
+ * This searches for pcie_device from target, then return pcie_device object.
+ */
+static struct _pcie_device *
+mpt3sas_get_pdev_from_target(struct MPT3SAS_ADAPTER *ioc,
+ struct MPT3SAS_TARGET *tgt_priv)
+{
+ struct _pcie_device *ret;
+ unsigned long flags;
+
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ ret = __mpt3sas_get_pdev_from_target(ioc, tgt_priv);
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+
+ return ret;
+}
struct _sas_device *
__mpt3sas_get_sdev_by_addr(struct MPT3SAS_ADAPTER *ioc,
@@ -636,7 +691,7 @@ found_device:
* This searches for sas_device based on sas_address, then return sas_device
* object.
*/
-static struct _sas_device *
+struct _sas_device *
mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
{
struct _sas_device *sas_device;
@@ -650,6 +705,69 @@ mpt3sas_get_sdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
}
/**
+ * _scsih_display_enclosure_chassis_info - display device location info
+ * @ioc: per adapter object
+ * @sas_device: per sas device object
+ * @sdev: scsi device struct
+ * @starget: scsi target struct
+ *
+ * Returns nothing.
+ */
+static void
+_scsih_display_enclosure_chassis_info(struct MPT3SAS_ADAPTER *ioc,
+ struct _sas_device *sas_device, struct scsi_device *sdev,
+ struct scsi_target *starget)
+{
+ if (sdev) {
+ if (sas_device->enclosure_handle != 0)
+ sdev_printk(KERN_INFO, sdev,
+ "enclosure logical id (0x%016llx), slot(%d) \n",
+ (unsigned long long)
+ sas_device->enclosure_logical_id,
+ sas_device->slot);
+ if (sas_device->connector_name[0] != '\0')
+ sdev_printk(KERN_INFO, sdev,
+ "enclosure level(0x%04x), connector name( %s)\n",
+ sas_device->enclosure_level,
+ sas_device->connector_name);
+ if (sas_device->is_chassis_slot_valid)
+ sdev_printk(KERN_INFO, sdev, "chassis slot(0x%04x)\n",
+ sas_device->chassis_slot);
+ } else if (starget) {
+ if (sas_device->enclosure_handle != 0)
+ starget_printk(KERN_INFO, starget,
+ "enclosure logical id(0x%016llx), slot(%d) \n",
+ (unsigned long long)
+ sas_device->enclosure_logical_id,
+ sas_device->slot);
+ if (sas_device->connector_name[0] != '\0')
+ starget_printk(KERN_INFO, starget,
+ "enclosure level(0x%04x), connector name( %s)\n",
+ sas_device->enclosure_level,
+ sas_device->connector_name);
+ if (sas_device->is_chassis_slot_valid)
+ starget_printk(KERN_INFO, starget,
+ "chassis slot(0x%04x)\n",
+ sas_device->chassis_slot);
+ } else {
+ if (sas_device->enclosure_handle != 0)
+ pr_info(MPT3SAS_FMT
+ "enclosure logical id(0x%016llx), slot(%d) \n",
+ ioc->name, (unsigned long long)
+ sas_device->enclosure_logical_id,
+ sas_device->slot);
+ if (sas_device->connector_name[0] != '\0')
+ pr_info(MPT3SAS_FMT
+ "enclosure level(0x%04x), connector name( %s)\n",
+ ioc->name, sas_device->enclosure_level,
+ sas_device->connector_name);
+ if (sas_device->is_chassis_slot_valid)
+ pr_info(MPT3SAS_FMT "chassis slot(0x%04x)\n",
+ ioc->name, sas_device->chassis_slot);
+ }
+}
+
+/**
* _scsih_sas_device_remove - remove sas_device from list.
* @ioc: per adapter object
* @sas_device: the sas_device object
@@ -670,17 +788,7 @@ _scsih_sas_device_remove(struct MPT3SAS_ADAPTER *ioc,
ioc->name, sas_device->handle,
(unsigned long long) sas_device->sas_address);
- if (sas_device->enclosure_handle != 0)
- pr_info(MPT3SAS_FMT
- "removing enclosure logical id(0x%016llx), slot(%d)\n",
- ioc->name, (unsigned long long)
- sas_device->enclosure_logical_id, sas_device->slot);
-
- if (sas_device->connector_name[0] != '\0')
- pr_info(MPT3SAS_FMT
- "removing enclosure level(0x%04x), connector name( %s)\n",
- ioc->name, sas_device->enclosure_level,
- sas_device->connector_name);
+ _scsih_display_enclosure_chassis_info(ioc, sas_device, NULL, NULL);
/*
* The lock serializes access to the list, but we still need to verify
@@ -772,17 +880,8 @@ _scsih_sas_device_add(struct MPT3SAS_ADAPTER *ioc,
ioc->name, __func__, sas_device->handle,
(unsigned long long)sas_device->sas_address));
- if (sas_device->enclosure_handle != 0)
- dewtprintk(ioc, pr_info(MPT3SAS_FMT
- "%s: enclosure logical id(0x%016llx), slot( %d)\n",
- ioc->name, __func__, (unsigned long long)
- sas_device->enclosure_logical_id, sas_device->slot));
-
- if (sas_device->connector_name[0] != '\0')
- dewtprintk(ioc, pr_info(MPT3SAS_FMT
- "%s: enclosure level(0x%04x), connector name( %s)\n",
- ioc->name, __func__,
- sas_device->enclosure_level, sas_device->connector_name));
+ dewtprintk(ioc, _scsih_display_enclosure_chassis_info(ioc, sas_device,
+ NULL, NULL));
spin_lock_irqsave(&ioc->sas_device_lock, flags);
sas_device_get(sas_device);
@@ -832,17 +931,8 @@ _scsih_sas_device_init_add(struct MPT3SAS_ADAPTER *ioc,
__func__, sas_device->handle,
(unsigned long long)sas_device->sas_address));
- if (sas_device->enclosure_handle != 0)
- dewtprintk(ioc, pr_info(MPT3SAS_FMT
- "%s: enclosure logical id(0x%016llx), slot( %d)\n",
- ioc->name, __func__, (unsigned long long)
- sas_device->enclosure_logical_id, sas_device->slot));
-
- if (sas_device->connector_name[0] != '\0')
- dewtprintk(ioc, pr_info(MPT3SAS_FMT
- "%s: enclosure level(0x%04x), connector name( %s)\n",
- ioc->name, __func__, sas_device->enclosure_level,
- sas_device->connector_name));
+ dewtprintk(ioc, _scsih_display_enclosure_chassis_info(ioc, sas_device,
+ NULL, NULL));
spin_lock_irqsave(&ioc->sas_device_lock, flags);
sas_device_get(sas_device);
@@ -851,6 +941,282 @@ _scsih_sas_device_init_add(struct MPT3SAS_ADAPTER *ioc,
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
}
+
+static struct _pcie_device *
+__mpt3sas_get_pdev_by_wwid(struct MPT3SAS_ADAPTER *ioc, u64 wwid)
+{
+ struct _pcie_device *pcie_device;
+
+ assert_spin_locked(&ioc->pcie_device_lock);
+
+ list_for_each_entry(pcie_device, &ioc->pcie_device_list, list)
+ if (pcie_device->wwid == wwid)
+ goto found_device;
+
+ list_for_each_entry(pcie_device, &ioc->pcie_device_init_list, list)
+ if (pcie_device->wwid == wwid)
+ goto found_device;
+
+ return NULL;
+
+found_device:
+ pcie_device_get(pcie_device);
+ return pcie_device;
+}
+
+
+/**
+ * mpt3sas_get_pdev_by_wwid - pcie device search
+ * @ioc: per adapter object
+ * @wwid: wwid
+ *
+ * Context: This function will acquire ioc->pcie_device_lock and will release
+ * before returning the pcie_device object.
+ *
+ * This searches for pcie_device based on wwid, then return pcie_device object.
+ */
+static struct _pcie_device *
+mpt3sas_get_pdev_by_wwid(struct MPT3SAS_ADAPTER *ioc, u64 wwid)
+{
+ struct _pcie_device *pcie_device;
+ unsigned long flags;
+
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device = __mpt3sas_get_pdev_by_wwid(ioc, wwid);
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+
+ return pcie_device;
+}
+
+
+static struct _pcie_device *
+__mpt3sas_get_pdev_by_idchannel(struct MPT3SAS_ADAPTER *ioc, int id,
+ int channel)
+{
+ struct _pcie_device *pcie_device;
+
+ assert_spin_locked(&ioc->pcie_device_lock);
+
+ list_for_each_entry(pcie_device, &ioc->pcie_device_list, list)
+ if (pcie_device->id == id && pcie_device->channel == channel)
+ goto found_device;
+
+ list_for_each_entry(pcie_device, &ioc->pcie_device_init_list, list)
+ if (pcie_device->id == id && pcie_device->channel == channel)
+ goto found_device;
+
+ return NULL;
+
+found_device:
+ pcie_device_get(pcie_device);
+ return pcie_device;
+}
+
+static struct _pcie_device *
+__mpt3sas_get_pdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
+{
+ struct _pcie_device *pcie_device;
+
+ assert_spin_locked(&ioc->pcie_device_lock);
+
+ list_for_each_entry(pcie_device, &ioc->pcie_device_list, list)
+ if (pcie_device->handle == handle)
+ goto found_device;
+
+ list_for_each_entry(pcie_device, &ioc->pcie_device_init_list, list)
+ if (pcie_device->handle == handle)
+ goto found_device;
+
+ return NULL;
+
+found_device:
+ pcie_device_get(pcie_device);
+ return pcie_device;
+}
+
+
+/**
+ * mpt3sas_get_pdev_by_handle - pcie device search
+ * @ioc: per adapter object
+ * @handle: Firmware device handle
+ *
+ * Context: This function will acquire ioc->pcie_device_lock and will release
+ * before returning the pcie_device object.
+ *
+ * This searches for pcie_device based on handle, then return pcie_device
+ * object.
+ */
+struct _pcie_device *
+mpt3sas_get_pdev_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
+{
+ struct _pcie_device *pcie_device;
+ unsigned long flags;
+
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device = __mpt3sas_get_pdev_by_handle(ioc, handle);
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+
+ return pcie_device;
+}
+
+/**
+ * _scsih_pcie_device_remove - remove pcie_device from list.
+ * @ioc: per adapter object
+ * @pcie_device: the pcie_device object
+ * Context: This function will acquire ioc->pcie_device_lock.
+ *
+ * If pcie_device is on the list, remove it and decrement its reference count.
+ */
+static void
+_scsih_pcie_device_remove(struct MPT3SAS_ADAPTER *ioc,
+ struct _pcie_device *pcie_device)
+{
+ unsigned long flags;
+ int was_on_pcie_device_list = 0;
+
+ if (!pcie_device)
+ return;
+ pr_info(MPT3SAS_FMT
+ "removing handle(0x%04x), wwid(0x%016llx)\n",
+ ioc->name, pcie_device->handle,
+ (unsigned long long) pcie_device->wwid);
+ if (pcie_device->enclosure_handle != 0)
+ pr_info(MPT3SAS_FMT
+ "removing enclosure logical id(0x%016llx), slot(%d)\n",
+ ioc->name,
+ (unsigned long long)pcie_device->enclosure_logical_id,
+ pcie_device->slot);
+ if (pcie_device->connector_name[0] != '\0')
+ pr_info(MPT3SAS_FMT
+ "removing enclosure level(0x%04x), connector name( %s)\n",
+ ioc->name, pcie_device->enclosure_level,
+ pcie_device->connector_name);
+
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ if (!list_empty(&pcie_device->list)) {
+ list_del_init(&pcie_device->list);
+ was_on_pcie_device_list = 1;
+ }
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+ if (was_on_pcie_device_list) {
+ kfree(pcie_device->serial_number);
+ pcie_device_put(pcie_device);
+ }
+}
+
+
+/**
+ * _scsih_pcie_device_remove_by_handle - removing pcie device object by handle
+ * @ioc: per adapter object
+ * @handle: device handle
+ *
+ * Return nothing.
+ */
+static void
+_scsih_pcie_device_remove_by_handle(struct MPT3SAS_ADAPTER *ioc, u16 handle)
+{
+ struct _pcie_device *pcie_device;
+ unsigned long flags;
+ int was_on_pcie_device_list = 0;
+
+ if (ioc->shost_recovery)
+ return;
+
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device = __mpt3sas_get_pdev_by_handle(ioc, handle);
+ if (pcie_device) {
+ if (!list_empty(&pcie_device->list)) {
+ list_del_init(&pcie_device->list);
+ was_on_pcie_device_list = 1;
+ pcie_device_put(pcie_device);
+ }
+ }
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+ if (was_on_pcie_device_list) {
+ _scsih_pcie_device_remove_from_sml(ioc, pcie_device);
+ pcie_device_put(pcie_device);
+ }
+}
+
+/**
+ * _scsih_pcie_device_add - add pcie_device object
+ * @ioc: per adapter object
+ * @pcie_device: pcie_device object
+ *
+ * This is added to the pcie_device_list link list.
+ */
+static void
+_scsih_pcie_device_add(struct MPT3SAS_ADAPTER *ioc,
+ struct _pcie_device *pcie_device)
+{
+ unsigned long flags;
+
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "%s: handle (0x%04x), wwid(0x%016llx)\n", ioc->name, __func__,
+ pcie_device->handle, (unsigned long long)pcie_device->wwid));
+ if (pcie_device->enclosure_handle != 0)
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "%s: enclosure logical id(0x%016llx), slot( %d)\n",
+ ioc->name, __func__,
+ (unsigned long long)pcie_device->enclosure_logical_id,
+ pcie_device->slot));
+ if (pcie_device->connector_name[0] != '\0')
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "%s: enclosure level(0x%04x), connector name( %s)\n",
+ ioc->name, __func__, pcie_device->enclosure_level,
+ pcie_device->connector_name));
+
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device_get(pcie_device);
+ list_add_tail(&pcie_device->list, &ioc->pcie_device_list);
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+
+ if (scsi_add_device(ioc->shost, PCIE_CHANNEL, pcie_device->id, 0)) {
+ _scsih_pcie_device_remove(ioc, pcie_device);
+ } else if (!pcie_device->starget) {
+ if (!ioc->is_driver_loading) {
+/*TODO-- Need to find out whether this condition will occur or not*/
+ clear_bit(pcie_device->handle, ioc->pend_os_device_add);
+ }
+ } else
+ clear_bit(pcie_device->handle, ioc->pend_os_device_add);
+}
+
+/*
+ * _scsih_pcie_device_init_add - insert pcie_device to the init list.
+ * @ioc: per adapter object
+ * @pcie_device: the pcie_device object
+ * Context: This function will acquire ioc->pcie_device_lock.
+ *
+ * Adding new object at driver load time to the ioc->pcie_device_init_list.
+ */
+static void
+_scsih_pcie_device_init_add(struct MPT3SAS_ADAPTER *ioc,
+ struct _pcie_device *pcie_device)
+{
+ unsigned long flags;
+
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "%s: handle (0x%04x), wwid(0x%016llx)\n", ioc->name, __func__,
+ pcie_device->handle, (unsigned long long)pcie_device->wwid));
+ if (pcie_device->enclosure_handle != 0)
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "%s: enclosure logical id(0x%016llx), slot( %d)\n",
+ ioc->name, __func__,
+ (unsigned long long)pcie_device->enclosure_logical_id,
+ pcie_device->slot));
+ if (pcie_device->connector_name[0] != '\0')
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "%s: enclosure level(0x%04x), connector name( %s)\n",
+ ioc->name, __func__, pcie_device->enclosure_level,
+ pcie_device->connector_name));
+
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device_get(pcie_device);
+ list_add_tail(&pcie_device->list, &ioc->pcie_device_init_list);
+ _scsih_determine_boot_device(ioc, pcie_device, PCIE_CHANNEL);
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+}
/**
* _scsih_raid_device_find_by_id - raid device search
* @ioc: per adapter object
@@ -1062,6 +1428,23 @@ _scsih_is_end_device(u32 device_info)
}
/**
+ * _scsih_is_nvme_device - determines if device is an nvme device
+ * @device_info: bitfield providing information about the device.
+ * Context: none
+ *
+ * Returns 1 if nvme device.
+ */
+static int
+_scsih_is_nvme_device(u32 device_info)
+{
+ if ((device_info & MPI26_PCIE_DEVINFO_MASK_DEVICE_TYPE)
+ == MPI26_PCIE_DEVINFO_NVME)
+ return 1;
+ else
+ return 0;
+}
+
+/**
* _scsih_scsi_lookup_get - returns scmd entry
* @ioc: per adapter object
* @smid: system request message index
@@ -1278,6 +1661,7 @@ scsih_target_alloc(struct scsi_target *starget)
struct MPT3SAS_TARGET *sas_target_priv_data;
struct _sas_device *sas_device;
struct _raid_device *raid_device;
+ struct _pcie_device *pcie_device;
unsigned long flags;
struct sas_rphy *rphy;
@@ -1307,6 +1691,28 @@ scsih_target_alloc(struct scsi_target *starget)
return 0;
}
+ /* PCIe devices */
+ if (starget->channel == PCIE_CHANNEL) {
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device = __mpt3sas_get_pdev_by_idchannel(ioc, starget->id,
+ starget->channel);
+ if (pcie_device) {
+ sas_target_priv_data->handle = pcie_device->handle;
+ sas_target_priv_data->sas_address = pcie_device->wwid;
+ sas_target_priv_data->pcie_dev = pcie_device;
+ pcie_device->starget = starget;
+ pcie_device->id = starget->id;
+ pcie_device->channel = starget->channel;
+ sas_target_priv_data->flags |=
+ MPT_TARGET_FLAGS_PCIE_DEVICE;
+ if (pcie_device->fast_path)
+ sas_target_priv_data->flags |=
+ MPT_TARGET_FASTPATH_IO;
+ }
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+ return 0;
+ }
+
/* sas/sata devices */
spin_lock_irqsave(&ioc->sas_device_lock, flags);
rphy = dev_to_rphy(starget->dev.parent);
@@ -1316,7 +1722,7 @@ scsih_target_alloc(struct scsi_target *starget)
if (sas_device) {
sas_target_priv_data->handle = sas_device->handle;
sas_target_priv_data->sas_address = sas_device->sas_address;
- sas_target_priv_data->sdev = sas_device;
+ sas_target_priv_data->sas_dev = sas_device;
sas_device->starget = starget;
sas_device->id = starget->id;
sas_device->channel = starget->channel;
@@ -1324,7 +1730,8 @@ scsih_target_alloc(struct scsi_target *starget)
sas_target_priv_data->flags |=
MPT_TARGET_FLAGS_RAID_COMPONENT;
if (sas_device->fast_path)
- sas_target_priv_data->flags |= MPT_TARGET_FASTPATH_IO;
+ sas_target_priv_data->flags |=
+ MPT_TARGET_FASTPATH_IO;
}
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
@@ -1345,7 +1752,9 @@ scsih_target_destroy(struct scsi_target *starget)
struct MPT3SAS_TARGET *sas_target_priv_data;
struct _sas_device *sas_device;
struct _raid_device *raid_device;
+ struct _pcie_device *pcie_device;
unsigned long flags;
+ struct sas_rphy *rphy;
sas_target_priv_data = starget->hostdata;
if (!sas_target_priv_data)
@@ -1363,7 +1772,29 @@ scsih_target_destroy(struct scsi_target *starget)
goto out;
}
+ if (starget->channel == PCIE_CHANNEL) {
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device = __mpt3sas_get_pdev_from_target(ioc,
+ sas_target_priv_data);
+ if (pcie_device && (pcie_device->starget == starget) &&
+ (pcie_device->id == starget->id) &&
+ (pcie_device->channel == starget->channel))
+ pcie_device->starget = NULL;
+
+ if (pcie_device) {
+ /*
+ * Corresponding get() is in _scsih_target_alloc()
+ */
+ sas_target_priv_data->pcie_dev = NULL;
+ pcie_device_put(pcie_device);
+ pcie_device_put(pcie_device);
+ }
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+ goto out;
+ }
+
spin_lock_irqsave(&ioc->sas_device_lock, flags);
+ rphy = dev_to_rphy(starget->dev.parent);
sas_device = __mpt3sas_get_sdev_from_target(ioc, sas_target_priv_data);
if (sas_device && (sas_device->starget == starget) &&
(sas_device->id == starget->id) &&
@@ -1374,7 +1805,7 @@ scsih_target_destroy(struct scsi_target *starget)
/*
* Corresponding get() is in _scsih_target_alloc()
*/
- sas_target_priv_data->sdev = NULL;
+ sas_target_priv_data->sas_dev = NULL;
sas_device_put(sas_device);
sas_device_put(sas_device);
@@ -1403,6 +1834,7 @@ scsih_slave_alloc(struct scsi_device *sdev)
struct scsi_target *starget;
struct _raid_device *raid_device;
struct _sas_device *sas_device;
+ struct _pcie_device *pcie_device;
unsigned long flags;
sas_device_priv_data = kzalloc(sizeof(*sas_device_priv_data),
@@ -1431,8 +1863,22 @@ scsih_slave_alloc(struct scsi_device *sdev)
raid_device->sdev = sdev; /* raid is single lun */
spin_unlock_irqrestore(&ioc->raid_device_lock, flags);
}
+ if (starget->channel == PCIE_CHANNEL) {
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device = __mpt3sas_get_pdev_by_wwid(ioc,
+ sas_target_priv_data->sas_address);
+ if (pcie_device && (pcie_device->starget == NULL)) {
+ sdev_printk(KERN_INFO, sdev,
+ "%s : pcie_device->starget set to starget @ %d\n",
+ __func__, __LINE__);
+ pcie_device->starget = starget;
+ }
+
+ if (pcie_device)
+ pcie_device_put(pcie_device);
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
- if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) {
+ } else if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) {
spin_lock_irqsave(&ioc->sas_device_lock, flags);
sas_device = __mpt3sas_get_sdev_by_addr(ioc,
sas_target_priv_data->sas_address);
@@ -1466,6 +1912,7 @@ scsih_slave_destroy(struct scsi_device *sdev)
struct Scsi_Host *shost;
struct MPT3SAS_ADAPTER *ioc;
struct _sas_device *sas_device;
+ struct _pcie_device *pcie_device;
unsigned long flags;
if (!sdev->hostdata)
@@ -1478,7 +1925,19 @@ scsih_slave_destroy(struct scsi_device *sdev)
shost = dev_to_shost(&starget->dev);
ioc = shost_priv(shost);
- if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) {
+ if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_PCIE_DEVICE) {
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device = __mpt3sas_get_pdev_from_target(ioc,
+ sas_target_priv_data);
+ if (pcie_device && !sas_target_priv_data->num_luns)
+ pcie_device->starget = NULL;
+
+ if (pcie_device)
+ pcie_device_put(pcie_device);
+
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+
+ } else if (!(sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)) {
spin_lock_irqsave(&ioc->sas_device_lock, flags);
sas_device = __mpt3sas_get_sdev_from_target(ioc,
sas_target_priv_data);
@@ -1562,6 +2021,14 @@ scsih_is_raid(struct device *dev)
return (sdev->channel == RAID_CHANNEL) ? 1 : 0;
}
+static int
+scsih_is_nvme(struct device *dev)
+{
+ struct scsi_device *sdev = to_scsi_device(dev);
+
+ return (sdev->channel == PCIE_CHANNEL) ? 1 : 0;
+}
+
/**
* scsih_get_resync - get raid volume resync percent complete
* @dev the device struct object
@@ -1837,6 +2304,7 @@ scsih_slave_configure(struct scsi_device *sdev)
struct MPT3SAS_DEVICE *sas_device_priv_data;
struct MPT3SAS_TARGET *sas_target_priv_data;
struct _sas_device *sas_device;
+ struct _pcie_device *pcie_device;
struct _raid_device *raid_device;
unsigned long flags;
int qdepth;
@@ -1967,6 +2435,55 @@ scsih_slave_configure(struct scsi_device *sdev)
}
}
+ /* PCIe handling */
+ if (sas_target_priv_data->flags & MPT_TARGET_FLAGS_PCIE_DEVICE) {
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device = __mpt3sas_get_pdev_by_wwid(ioc,
+ sas_device_priv_data->sas_target->sas_address);
+ if (!pcie_device) {
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+ dfailprintk(ioc, pr_warn(MPT3SAS_FMT
+ "failure at %s:%d/%s()!\n", ioc->name, __FILE__,
+ __LINE__, __func__));
+ return 1;
+ }
+
+ qdepth = MPT3SAS_NVME_QUEUE_DEPTH;
+ ds = "NVMe";
+ sdev_printk(KERN_INFO, sdev,
+ "%s: handle(0x%04x), wwid(0x%016llx), port(%d)\n",
+ ds, handle, (unsigned long long)pcie_device->wwid,
+ pcie_device->port_num);
+ if (pcie_device->enclosure_handle != 0)
+ sdev_printk(KERN_INFO, sdev,
+ "%s: enclosure logical id(0x%016llx), slot(%d)\n",
+ ds,
+ (unsigned long long)pcie_device->enclosure_logical_id,
+ pcie_device->slot);
+ if (pcie_device->connector_name[0] != '\0')
+ sdev_printk(KERN_INFO, sdev,
+ "%s: enclosure level(0x%04x),"
+ "connector name( %s)\n", ds,
+ pcie_device->enclosure_level,
+ pcie_device->connector_name);
+ pcie_device_put(pcie_device);
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+ scsih_change_queue_depth(sdev, qdepth);
+
+ if (pcie_device->nvme_mdts)
+ blk_queue_max_hw_sectors(sdev->request_queue,
+ pcie_device->nvme_mdts/512);
+ /* Enable QUEUE_FLAG_NOMERGES flag, so that IOs won't be
+ ** merged and can eliminate holes created during merging
+ ** operation.
+ **/
+ queue_flag_set_unlocked(QUEUE_FLAG_NOMERGES,
+ sdev->request_queue);
+ blk_queue_virt_boundary(sdev->request_queue,
+ ioc->page_size - 1);
+ return 0;
+ }
+
spin_lock_irqsave(&ioc->sas_device_lock, flags);
sas_device = __mpt3sas_get_sdev_by_addr(ioc,
sas_device_priv_data->sas_target->sas_address);
@@ -2005,16 +2522,8 @@ scsih_slave_configure(struct scsi_device *sdev)
"sas_addr(0x%016llx), phy(%d), device_name(0x%016llx)\n",
ds, handle, (unsigned long long)sas_device->sas_address,
sas_device->phy, (unsigned long long)sas_device->device_name);
- if (sas_device->enclosure_handle != 0)
- sdev_printk(KERN_INFO, sdev,
- "%s: enclosure_logical_id(0x%016llx), slot(%d)\n",
- ds, (unsigned long long)
- sas_device->enclosure_logical_id, sas_device->slot);
- if (sas_device->connector_name[0] != '\0')
- sdev_printk(KERN_INFO, sdev,
- "%s: enclosure level(0x%04x), connector name( %s)\n",
- ds, sas_device->enclosure_level,
- sas_device->connector_name);
+
+ _scsih_display_enclosure_chassis_info(NULL, sas_device, sdev, NULL);
sas_device_put(sas_device);
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
@@ -2400,6 +2909,7 @@ _scsih_tm_display_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd)
struct scsi_target *starget = scmd->device->sdev_target;
struct MPT3SAS_TARGET *priv_target = starget->hostdata;
struct _sas_device *sas_device = NULL;
+ struct _pcie_device *pcie_device = NULL;
unsigned long flags;
char *device_str = NULL;
@@ -2416,6 +2926,31 @@ _scsih_tm_display_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd)
"%s handle(0x%04x), %s wwid(0x%016llx)\n",
device_str, priv_target->handle,
device_str, (unsigned long long)priv_target->sas_address);
+
+ } else if (priv_target->flags & MPT_TARGET_FLAGS_PCIE_DEVICE) {
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device = __mpt3sas_get_pdev_from_target(ioc, priv_target);
+ if (pcie_device) {
+ starget_printk(KERN_INFO, starget,
+ "handle(0x%04x), wwid(0x%016llx), port(%d)\n",
+ pcie_device->handle,
+ (unsigned long long)pcie_device->wwid,
+ pcie_device->port_num);
+ if (pcie_device->enclosure_handle != 0)
+ starget_printk(KERN_INFO, starget,
+ "enclosure logical id(0x%016llx), slot(%d)\n",
+ (unsigned long long)
+ pcie_device->enclosure_logical_id,
+ pcie_device->slot);
+ if (pcie_device->connector_name[0] != '\0')
+ starget_printk(KERN_INFO, starget,
+ "enclosure level(0x%04x), connector name( %s)\n",
+ pcie_device->enclosure_level,
+ pcie_device->connector_name);
+ pcie_device_put(pcie_device);
+ }
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+
} else {
spin_lock_irqsave(&ioc->sas_device_lock, flags);
sas_device = __mpt3sas_get_sdev_from_target(ioc, priv_target);
@@ -2433,17 +2968,9 @@ _scsih_tm_display_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd)
sas_device->handle,
(unsigned long long)sas_device->sas_address,
sas_device->phy);
- if (sas_device->enclosure_handle != 0)
- starget_printk(KERN_INFO, starget,
- "enclosure_logical_id(0x%016llx), slot(%d)\n",
- (unsigned long long)
- sas_device->enclosure_logical_id,
- sas_device->slot);
- if (sas_device->connector_name[0] != '\0')
- starget_printk(KERN_INFO, starget,
- "enclosure level(0x%04x),connector name(%s)\n",
- sas_device->enclosure_level,
- sas_device->connector_name);
+
+ _scsih_display_enclosure_chassis_info(NULL, sas_device,
+ NULL, starget);
sas_device_put(sas_device);
}
@@ -3007,8 +3534,6 @@ _scsih_block_io_device(struct MPT3SAS_ADAPTER *ioc, u16 handle)
struct _sas_device *sas_device;
sas_device = mpt3sas_get_sdev_by_handle(ioc, handle);
- if (!sas_device)
- return;
shost_for_each_device(sdev, ioc->shost) {
sas_device_priv_data = sdev->hostdata;
@@ -3018,7 +3543,7 @@ _scsih_block_io_device(struct MPT3SAS_ADAPTER *ioc, u16 handle)
continue;
if (sas_device_priv_data->block)
continue;
- if (sas_device->pend_sas_rphy_add)
+ if (sas_device && sas_device->pend_sas_rphy_add)
continue;
if (sas_device_priv_data->ignore_delay_remove) {
sdev_printk(KERN_INFO, sdev,
@@ -3029,7 +3554,8 @@ _scsih_block_io_device(struct MPT3SAS_ADAPTER *ioc, u16 handle)
_scsih_internal_device_block(sdev, sas_device_priv_data);
}
- sas_device_put(sas_device);
+ if (sas_device)
+ sas_device_put(sas_device);
}
/**
@@ -3113,6 +3639,33 @@ _scsih_block_io_to_children_attached_directly(struct MPT3SAS_ADAPTER *ioc,
}
/**
+ * _scsih_block_io_to_pcie_children_attached_directly
+ * @ioc: per adapter object
+ * @event_data: topology change event data
+ *
+ * This routine set sdev state to SDEV_BLOCK for all devices
+ * direct attached during device pull/reconnect.
+ */
+static void
+_scsih_block_io_to_pcie_children_attached_directly(struct MPT3SAS_ADAPTER *ioc,
+ Mpi26EventDataPCIeTopologyChangeList_t *event_data)
+{
+ int i;
+ u16 handle;
+ u16 reason_code;
+
+ for (i = 0; i < event_data->NumEntries; i++) {
+ handle =
+ le16_to_cpu(event_data->PortEntry[i].AttachedDevHandle);
+ if (!handle)
+ continue;
+ reason_code = event_data->PortEntry[i].PortStatus;
+ if (reason_code ==
+ MPI26_EVENT_PCIE_TOPO_PS_DELAY_NOT_RESPONDING)
+ _scsih_block_io_device(ioc, handle);
+ }
+}
+/**
* _scsih_tm_tr_send - send task management request
* @ioc: per adapter object
* @handle: device handle
@@ -3133,18 +3686,14 @@ _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle)
Mpi2SCSITaskManagementRequest_t *mpi_request;
u16 smid;
struct _sas_device *sas_device = NULL;
+ struct _pcie_device *pcie_device = NULL;
struct MPT3SAS_TARGET *sas_target_priv_data = NULL;
u64 sas_address = 0;
unsigned long flags;
struct _tr_list *delayed_tr;
u32 ioc_state;
- if (ioc->remove_host) {
- dewtprintk(ioc, pr_info(MPT3SAS_FMT
- "%s: host has been removed: handle(0x%04x)\n",
- __func__, ioc->name, handle));
- return;
- } else if (ioc->pci_error_recovery) {
+ if (ioc->pci_error_recovery) {
dewtprintk(ioc, pr_info(MPT3SAS_FMT
"%s: host in pci error recovery: handle(0x%04x)\n",
__func__, ioc->name,
@@ -3175,24 +3724,52 @@ _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle)
sas_address = sas_device->sas_address;
}
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
-
+ if (!sas_device) {
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device = __mpt3sas_get_pdev_by_handle(ioc, handle);
+ if (pcie_device && pcie_device->starget &&
+ pcie_device->starget->hostdata) {
+ sas_target_priv_data = pcie_device->starget->hostdata;
+ sas_target_priv_data->deleted = 1;
+ sas_address = pcie_device->wwid;
+ }
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+ }
if (sas_target_priv_data) {
dewtprintk(ioc, pr_info(MPT3SAS_FMT
"setting delete flag: handle(0x%04x), sas_addr(0x%016llx)\n",
ioc->name, handle,
(unsigned long long)sas_address));
- if (sas_device->enclosure_handle != 0)
- dewtprintk(ioc, pr_info(MPT3SAS_FMT
- "setting delete flag:enclosure logical id(0x%016llx),"
- " slot(%d)\n", ioc->name, (unsigned long long)
- sas_device->enclosure_logical_id,
- sas_device->slot));
- if (sas_device->connector_name[0] != '\0')
- dewtprintk(ioc, pr_info(MPT3SAS_FMT
- "setting delete flag: enclosure level(0x%04x),"
- " connector name( %s)\n", ioc->name,
- sas_device->enclosure_level,
- sas_device->connector_name));
+ if (sas_device) {
+ if (sas_device->enclosure_handle != 0)
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "setting delete flag:enclosure logical "
+ "id(0x%016llx), slot(%d)\n", ioc->name,
+ (unsigned long long)
+ sas_device->enclosure_logical_id,
+ sas_device->slot));
+ if (sas_device->connector_name[0] != '\0')
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "setting delete flag: enclosure "
+ "level(0x%04x), connector name( %s)\n",
+ ioc->name, sas_device->enclosure_level,
+ sas_device->connector_name));
+ } else if (pcie_device) {
+ if (pcie_device->enclosure_handle != 0)
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "setting delete flag: logical "
+ "id(0x%016llx), slot(%d)\n", ioc->name,
+ (unsigned long long)
+ pcie_device->enclosure_logical_id,
+ pcie_device->slot));
+ if (pcie_device->connector_name[0] != '\0')
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "setting delete flag:, enclosure "
+ "level(0x%04x), "
+ "connector name( %s)\n", ioc->name,
+ pcie_device->enclosure_level,
+ pcie_device->connector_name));
+ }
_scsih_ublock_io_device(ioc, sas_address);
sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE;
}
@@ -3227,6 +3804,8 @@ _scsih_tm_tr_send(struct MPT3SAS_ADAPTER *ioc, u16 handle)
out:
if (sas_device)
sas_device_put(sas_device);
+ if (pcie_device)
+ pcie_device_put(pcie_device);
}
/**
@@ -3731,6 +4310,81 @@ _scsih_check_topo_delete_events(struct MPT3SAS_ADAPTER *ioc,
}
/**
+ * _scsih_check_pcie_topo_remove_events - sanity check on topo
+ * events
+ * @ioc: per adapter object
+ * @event_data: the event data payload
+ *
+ * This handles the case where driver receives multiple switch
+ * or device add and delete events in a single shot. When there
+ * is a delete event the routine will void any pending add
+ * events waiting in the event queue.
+ *
+ * Return nothing.
+ */
+static void
+_scsih_check_pcie_topo_remove_events(struct MPT3SAS_ADAPTER *ioc,
+ Mpi26EventDataPCIeTopologyChangeList_t *event_data)
+{
+ struct fw_event_work *fw_event;
+ Mpi26EventDataPCIeTopologyChangeList_t *local_event_data;
+ unsigned long flags;
+ int i, reason_code;
+ u16 handle, switch_handle;
+
+ for (i = 0; i < event_data->NumEntries; i++) {
+ handle =
+ le16_to_cpu(event_data->PortEntry[i].AttachedDevHandle);
+ if (!handle)
+ continue;
+ reason_code = event_data->PortEntry[i].PortStatus;
+ if (reason_code == MPI26_EVENT_PCIE_TOPO_PS_NOT_RESPONDING)
+ _scsih_tm_tr_send(ioc, handle);
+ }
+
+ switch_handle = le16_to_cpu(event_data->SwitchDevHandle);
+ if (!switch_handle) {
+ _scsih_block_io_to_pcie_children_attached_directly(
+ ioc, event_data);
+ return;
+ }
+ /* TODO We are not supporting cascaded PCIe Switch removal yet*/
+ if ((event_data->SwitchStatus
+ == MPI26_EVENT_PCIE_TOPO_SS_DELAY_NOT_RESPONDING) ||
+ (event_data->SwitchStatus ==
+ MPI26_EVENT_PCIE_TOPO_SS_RESPONDING))
+ _scsih_block_io_to_pcie_children_attached_directly(
+ ioc, event_data);
+
+ if (event_data->SwitchStatus != MPI2_EVENT_SAS_TOPO_ES_NOT_RESPONDING)
+ return;
+
+ /* mark ignore flag for pending events */
+ spin_lock_irqsave(&ioc->fw_event_lock, flags);
+ list_for_each_entry(fw_event, &ioc->fw_event_list, list) {
+ if (fw_event->event != MPI2_EVENT_PCIE_TOPOLOGY_CHANGE_LIST ||
+ fw_event->ignore)
+ continue;
+ local_event_data =
+ (Mpi26EventDataPCIeTopologyChangeList_t *)
+ fw_event->event_data;
+ if (local_event_data->SwitchStatus ==
+ MPI2_EVENT_SAS_TOPO_ES_ADDED ||
+ local_event_data->SwitchStatus ==
+ MPI2_EVENT_SAS_TOPO_ES_RESPONDING) {
+ if (le16_to_cpu(local_event_data->SwitchDevHandle) ==
+ switch_handle) {
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "setting ignoring flag for switch event\n",
+ ioc->name));
+ fw_event->ignore = 1;
+ }
+ }
+ }
+ spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
+}
+
+/**
* _scsih_set_volume_delete_flag - setting volume delete flag
* @ioc: per adapter object
* @handle: device handle
@@ -3979,7 +4633,7 @@ _scsih_flush_running_cmds(struct MPT3SAS_ADAPTER *ioc)
*/
static void
_scsih_setup_eedp(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
- Mpi2SCSIIORequest_t *mpi_request)
+ Mpi25SCSIIORequest_t *mpi_request)
{
u16 eedp_flags;
unsigned char prot_op = scsi_get_prot_op(scmd);
@@ -4082,7 +4736,8 @@ scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd)
struct _raid_device *raid_device;
struct request *rq = scmd->request;
int class;
- Mpi2SCSIIORequest_t *mpi_request;
+ Mpi25SCSIIORequest_t *mpi_request;
+ struct _pcie_device *pcie_device = NULL;
u32 mpi_control;
u16 smid;
u16 handle;
@@ -4159,8 +4814,9 @@ scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd)
/* Make sure Device is not raid volume.
* We do not expose raid functionality to upper layer for warpdrive.
*/
- if (!ioc->is_warpdrive && !scsih_is_raid(&scmd->device->sdev_gendev)
- && sas_is_tlr_enabled(scmd->device) && scmd->cmd_len != 32)
+ if (((!ioc->is_warpdrive && !scsih_is_raid(&scmd->device->sdev_gendev))
+ && !scsih_is_nvme(&scmd->device->sdev_gendev))
+ && sas_is_tlr_enabled(scmd->device) && scmd->cmd_len != 32)
mpi_control |= MPI2_SCSIIO_CONTROL_TLR_ON;
smid = mpt3sas_base_get_smid_scsiio(ioc, ioc->scsi_io_cb_idx, scmd);
@@ -4170,7 +4826,7 @@ scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd)
goto out;
}
mpi_request = mpt3sas_base_get_msg_frame(ioc, smid);
- memset(mpi_request, 0, sizeof(Mpi2SCSIIORequest_t));
+ memset(mpi_request, 0, ioc->request_sz);
_scsih_setup_eedp(ioc, scmd, mpi_request);
if (scmd->cmd_len == 32)
@@ -4189,13 +4845,14 @@ scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd)
mpi_request->SenseBufferLength = SCSI_SENSE_BUFFERSIZE;
mpi_request->SenseBufferLowAddress =
mpt3sas_base_get_sense_buffer_dma(ioc, smid);
- mpi_request->SGLOffset0 = offsetof(Mpi2SCSIIORequest_t, SGL) / 4;
+ mpi_request->SGLOffset0 = offsetof(Mpi25SCSIIORequest_t, SGL) / 4;
int_to_scsilun(sas_device_priv_data->lun, (struct scsi_lun *)
mpi_request->LUN);
memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len);
if (mpi_request->DataLength) {
- if (ioc->build_sg_scmd(ioc, scmd, smid)) {
+ pcie_device = sas_target_priv_data->pcie_dev;
+ if (ioc->build_sg_scmd(ioc, scmd, smid, pcie_device)) {
mpt3sas_base_free_smid(ioc, smid);
goto out;
}
@@ -4204,8 +4861,8 @@ scsih_qcmd(struct Scsi_Host *shost, struct scsi_cmnd *scmd)
raid_device = sas_target_priv_data->raid_device;
if (raid_device && raid_device->direct_io_enabled)
- mpt3sas_setup_direct_io(ioc, scmd, raid_device, mpi_request,
- smid);
+ mpt3sas_setup_direct_io(ioc, scmd,
+ raid_device, mpi_request, smid);
if (likely(mpi_request->Function == MPI2_FUNCTION_SCSI_IO_REQUEST)) {
if (sas_target_priv_data->flags & MPT_TARGET_FASTPATH_IO) {
@@ -4273,6 +4930,7 @@ _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
char *desc_scsi_state = ioc->tmp_string;
u32 log_info = le32_to_cpu(mpi_reply->IOCLogInfo);
struct _sas_device *sas_device = NULL;
+ struct _pcie_device *pcie_device = NULL;
struct scsi_target *starget = scmd->device->sdev_target;
struct MPT3SAS_TARGET *priv_target = starget->hostdata;
char *device_str = NULL;
@@ -4405,6 +5063,28 @@ _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
if (priv_target->flags & MPT_TARGET_FLAGS_VOLUME) {
pr_warn(MPT3SAS_FMT "\t%s wwid(0x%016llx)\n", ioc->name,
device_str, (unsigned long long)priv_target->sas_address);
+ } else if (priv_target->flags & MPT_TARGET_FLAGS_PCIE_DEVICE) {
+ pcie_device = mpt3sas_get_pdev_from_target(ioc, priv_target);
+ if (pcie_device) {
+ pr_info(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_info(MPT3SAS_FMT
+ "\tenclosure logical id(0x%016llx), "
+ "slot(%d)\n", ioc->name,
+ (unsigned long long)
+ pcie_device->enclosure_logical_id,
+ pcie_device->slot);
+ if (pcie_device->connector_name[0])
+ pr_info(MPT3SAS_FMT
+ "\tenclosure level(0x%04x),"
+ "connector name( %s)\n",
+ ioc->name, pcie_device->enclosure_level,
+ pcie_device->connector_name);
+ pcie_device_put(pcie_device);
+ }
} else {
sas_device = mpt3sas_get_sdev_from_target(ioc, priv_target);
if (sas_device) {
@@ -4412,19 +5092,9 @@ _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
"\tsas_address(0x%016llx), phy(%d)\n",
ioc->name, (unsigned long long)
sas_device->sas_address, sas_device->phy);
- if (sas_device->enclosure_handle != 0)
- pr_warn(MPT3SAS_FMT
- "\tenclosure_logical_id(0x%016llx),"
- "slot(%d)\n", ioc->name,
- (unsigned long long)
- sas_device->enclosure_logical_id,
- sas_device->slot);
- if (sas_device->connector_name[0])
- pr_warn(MPT3SAS_FMT
- "\tenclosure level(0x%04x),"
- " connector name( %s)\n", ioc->name,
- sas_device->enclosure_level,
- sas_device->connector_name);
+
+ _scsih_display_enclosure_chassis_info(ioc, sas_device,
+ NULL, NULL);
sas_device_put(sas_device);
}
@@ -4451,11 +5121,10 @@ _scsih_scsi_ioc_info(struct MPT3SAS_ADAPTER *ioc, struct scsi_cmnd *scmd,
struct sense_info data;
_scsih_normalize_sense(scmd->sense_buffer, &data);
pr_warn(MPT3SAS_FMT
- "\t[sense_key,asc,ascq]: [0x%02x,0x%02x,0x%02x], count(%d)\n",
- ioc->name, data.skey,
- data.asc, data.ascq, le32_to_cpu(mpi_reply->SenseCount));
+ "\t[sense_key,asc,ascq]: [0x%02x,0x%02x,0x%02x], count(%d)\n",
+ ioc->name, data.skey,
+ data.asc, data.ascq, le32_to_cpu(mpi_reply->SenseCount));
}
-
if (scsi_state & MPI2_SCSI_STATE_RESPONSE_INFO_VALID) {
response_info = le32_to_cpu(mpi_reply->ResponseInfo);
response_bytes = (u8 *)&response_info;
@@ -4602,16 +5271,8 @@ _scsih_smart_predicted_fault(struct MPT3SAS_ADAPTER *ioc, u16 handle)
((sas_target_priv_data->flags & MPT_TARGET_FLAGS_VOLUME)))
goto out_unlock;
- if (sas_device->enclosure_handle != 0)
- starget_printk(KERN_INFO, starget, "predicted fault, "
- "enclosure logical id(0x%016llx), slot(%d)\n",
- (unsigned long long)sas_device->enclosure_logical_id,
- sas_device->slot);
- if (sas_device->connector_name[0] != '\0')
- starget_printk(KERN_WARNING, starget, "predicted fault, "
- "enclosure level(0x%04x), connector name( %s)\n",
- sas_device->enclosure_level,
- sas_device->connector_name);
+ _scsih_display_enclosure_chassis_info(NULL, sas_device, NULL, starget);
+
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
if (ioc->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM)
@@ -4666,7 +5327,7 @@ out_unlock:
static u8
_scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
{
- Mpi2SCSIIORequest_t *mpi_request;
+ Mpi25SCSIIORequest_t *mpi_request;
Mpi2SCSIIOReply_t *mpi_reply;
struct scsi_cmnd *scmd;
u16 ioc_status;
@@ -4731,9 +5392,10 @@ _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
le32_to_cpu(mpi_reply->ResponseInfo) & 0xFF;
if (!sas_device_priv_data->tlr_snoop_check) {
sas_device_priv_data->tlr_snoop_check++;
- if (!ioc->is_warpdrive &&
+ if ((!ioc->is_warpdrive &&
!scsih_is_raid(&scmd->device->sdev_gendev) &&
- sas_is_tlr_enabled(scmd->device) &&
+ !scsih_is_nvme(&scmd->device->sdev_gendev))
+ && sas_is_tlr_enabled(scmd->device) &&
response_code == MPI2_SCSITASKMGMT_RSP_INVALID_FRAME) {
sas_disable_tlr(scmd->device);
sdev_printk(KERN_INFO, scmd->device, "TLR disabled\n");
@@ -4804,6 +5466,11 @@ _scsih_io_done(struct MPT3SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
} else if (log_info == VIRTUAL_IO_FAILED_RETRY) {
scmd->result = DID_RESET << 16;
break;
+ } else if ((scmd->device->channel == RAID_CHANNEL) &&
+ (scsi_state == (MPI2_SCSI_STATE_TERMINATED |
+ MPI2_SCSI_STATE_NO_SCSI_STATUS))) {
+ scmd->result = DID_RESET << 16;
+ break;
}
scmd->result = DID_SOFT_ERROR << 16;
break;
@@ -5274,8 +5941,6 @@ mpt3sas_expander_remove(struct MPT3SAS_ADAPTER *ioc, u64 sas_address)
spin_lock_irqsave(&ioc->sas_node_lock, flags);
sas_expander = mpt3sas_scsih_expander_find_by_sas_address(ioc,
sas_address);
- if (sas_expander)
- list_del(&sas_expander->list);
spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
if (sas_expander)
_scsih_expander_node_remove(ioc, sas_expander);
@@ -5386,6 +6051,52 @@ _scsih_check_access_status(struct MPT3SAS_ADAPTER *ioc, u64 sas_address,
}
/**
+ * _scsih_get_enclosure_logicalid_chassis_slot - get device's
+ * EnclosureLogicalID and ChassisSlot information.
+ * @ioc: per adapter object
+ * @sas_device_pg0: SAS device page0
+ * @sas_device: per sas device object
+ *
+ * Returns nothing.
+ */
+static void
+_scsih_get_enclosure_logicalid_chassis_slot(struct MPT3SAS_ADAPTER *ioc,
+ Mpi2SasDevicePage0_t *sas_device_pg0, struct _sas_device *sas_device)
+{
+ Mpi2ConfigReply_t mpi_reply;
+ Mpi2SasEnclosurePage0_t enclosure_pg0;
+
+ if (!sas_device_pg0 || !sas_device)
+ return;
+
+ sas_device->enclosure_handle =
+ le16_to_cpu(sas_device_pg0->EnclosureHandle);
+ sas_device->is_chassis_slot_valid = 0;
+
+ if (!le16_to_cpu(sas_device_pg0->EnclosureHandle))
+ return;
+
+ if (mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply,
+ &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
+ le16_to_cpu(sas_device_pg0->EnclosureHandle))) {
+ pr_err(MPT3SAS_FMT
+ "Enclosure Pg0 read failed for handle(0x%04x)\n",
+ ioc->name, le16_to_cpu(sas_device_pg0->EnclosureHandle));
+ return;
+ }
+
+ sas_device->enclosure_logical_id =
+ le64_to_cpu(enclosure_pg0.EnclosureLogicalID);
+
+ if (le16_to_cpu(enclosure_pg0.Flags) &
+ MPI2_SAS_ENCLS0_FLAGS_CHASSIS_SLOT_VALID) {
+ sas_device->is_chassis_slot_valid = 1;
+ sas_device->chassis_slot = enclosure_pg0.ChassisSlot;
+ }
+}
+
+
+/**
* _scsih_check_device - checking device responsiveness
* @ioc: per adapter object
* @parent_sas_address: sas address of parent expander or sas host
@@ -5409,7 +6120,6 @@ _scsih_check_device(struct MPT3SAS_ADAPTER *ioc,
struct MPT3SAS_TARGET *sas_target_priv_data;
u32 device_info;
-
if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle)))
return;
@@ -5456,6 +6166,9 @@ _scsih_check_device(struct MPT3SAS_ADAPTER *ioc,
sas_device->enclosure_level = 0;
sas_device->connector_name[0] = '\0';
}
+
+ _scsih_get_enclosure_logicalid_chassis_slot(ioc,
+ &sas_device_pg0, sas_device);
}
/* check if device is present */
@@ -5507,6 +6220,7 @@ _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num,
u32 ioc_status;
u64 sas_address;
u32 device_info;
+ int encl_pg0_rc = -1;
if ((mpt3sas_config_get_sas_device_pg0(ioc, &mpi_reply, &sas_device_pg0,
MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle))) {
@@ -5551,6 +6265,16 @@ _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num,
return -1;
}
+ if (sas_device_pg0.EnclosureHandle) {
+ encl_pg0_rc = mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply,
+ &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
+ sas_device_pg0.EnclosureHandle);
+ if (encl_pg0_rc)
+ pr_info(MPT3SAS_FMT
+ "Enclosure Pg0 read failed for handle(0x%04x)\n",
+ ioc->name, sas_device_pg0.EnclosureHandle);
+ }
+
sas_device = kzalloc(sizeof(struct _sas_device),
GFP_KERNEL);
if (!sas_device) {
@@ -5588,13 +6312,21 @@ _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle, u8 phy_num,
sas_device->enclosure_level = 0;
sas_device->connector_name[0] = '\0';
}
- /* get enclosure_logical_id */
- if (sas_device->enclosure_handle && !(mpt3sas_config_get_enclosure_pg0(
- ioc, &mpi_reply, &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
- sas_device->enclosure_handle)))
+
+ /* get enclosure_logical_id & chassis_slot */
+ sas_device->is_chassis_slot_valid = 0;
+ if (encl_pg0_rc == 0) {
sas_device->enclosure_logical_id =
le64_to_cpu(enclosure_pg0.EnclosureLogicalID);
+ if (le16_to_cpu(enclosure_pg0.Flags) &
+ MPI2_SAS_ENCLS0_FLAGS_CHASSIS_SLOT_VALID) {
+ sas_device->is_chassis_slot_valid = 1;
+ sas_device->chassis_slot =
+ enclosure_pg0.ChassisSlot;
+ }
+ }
+
/* get device name */
sas_device->device_name = le64_to_cpu(sas_device_pg0.DeviceName);
@@ -5625,23 +6357,15 @@ _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc,
_scsih_turn_off_pfa_led(ioc, sas_device);
sas_device->pfa_led_on = 0;
}
+
dewtprintk(ioc, pr_info(MPT3SAS_FMT
"%s: enter: handle(0x%04x), sas_addr(0x%016llx)\n",
ioc->name, __func__,
sas_device->handle, (unsigned long long)
sas_device->sas_address));
- if (sas_device->enclosure_handle != 0)
- dewtprintk(ioc, pr_info(MPT3SAS_FMT
- "%s: enter: enclosure logical id(0x%016llx), slot(%d)\n",
- ioc->name, __func__,
- (unsigned long long)sas_device->enclosure_logical_id,
- sas_device->slot));
- if (sas_device->connector_name[0] != '\0')
- dewtprintk(ioc, pr_info(MPT3SAS_FMT
- "%s: enter: enclosure level(0x%04x), connector name( %s)\n",
- ioc->name, __func__,
- sas_device->enclosure_level,
- sas_device->connector_name));
+
+ dewtprintk(ioc, _scsih_display_enclosure_chassis_info(ioc, sas_device,
+ NULL, NULL));
if (sas_device->starget && sas_device->starget->hostdata) {
sas_target_priv_data = sas_device->starget->hostdata;
@@ -5660,34 +6384,16 @@ _scsih_remove_device(struct MPT3SAS_ADAPTER *ioc,
"removing handle(0x%04x), sas_addr(0x%016llx)\n",
ioc->name, sas_device->handle,
(unsigned long long) sas_device->sas_address);
- if (sas_device->enclosure_handle != 0)
- pr_info(MPT3SAS_FMT
- "removing : enclosure logical id(0x%016llx), slot(%d)\n",
- ioc->name,
- (unsigned long long)sas_device->enclosure_logical_id,
- sas_device->slot);
- if (sas_device->connector_name[0] != '\0')
- pr_info(MPT3SAS_FMT
- "removing enclosure level(0x%04x), connector name( %s)\n",
- ioc->name, sas_device->enclosure_level,
- sas_device->connector_name);
+
+ _scsih_display_enclosure_chassis_info(ioc, sas_device, NULL, NULL);
dewtprintk(ioc, pr_info(MPT3SAS_FMT
"%s: exit: handle(0x%04x), sas_addr(0x%016llx)\n",
ioc->name, __func__,
sas_device->handle, (unsigned long long)
sas_device->sas_address));
- if (sas_device->enclosure_handle != 0)
- dewtprintk(ioc, pr_info(MPT3SAS_FMT
- "%s: exit: enclosure logical id(0x%016llx), slot(%d)\n",
- ioc->name, __func__,
- (unsigned long long)sas_device->enclosure_logical_id,
- sas_device->slot));
- if (sas_device->connector_name[0] != '\0')
- dewtprintk(ioc, pr_info(MPT3SAS_FMT
- "%s: exit: enclosure level(0x%04x), connector name(%s)\n",
- ioc->name, __func__, sas_device->enclosure_level,
- sas_device->connector_name));
+ dewtprintk(ioc, _scsih_display_enclosure_chassis_info(ioc, sas_device,
+ NULL, NULL));
}
/**
@@ -6028,7 +6734,705 @@ out:
sas_device_put(sas_device);
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+}
+
+
+/**
+ * _scsih_check_pcie_access_status - check access flags
+ * @ioc: per adapter object
+ * @wwid: wwid
+ * @handle: sas device handle
+ * @access_flags: errors returned during discovery of the device
+ *
+ * Return 0 for success, else failure
+ */
+static u8
+_scsih_check_pcie_access_status(struct MPT3SAS_ADAPTER *ioc, u64 wwid,
+ u16 handle, u8 access_status)
+{
+ u8 rc = 1;
+ char *desc = NULL;
+
+ switch (access_status) {
+ case MPI26_PCIEDEV0_ASTATUS_NO_ERRORS:
+ case MPI26_PCIEDEV0_ASTATUS_NEEDS_INITIALIZATION:
+ rc = 0;
+ break;
+ case MPI26_PCIEDEV0_ASTATUS_CAPABILITY_FAILED:
+ desc = "PCIe device capability failed";
+ break;
+ case MPI26_PCIEDEV0_ASTATUS_DEVICE_BLOCKED:
+ desc = "PCIe device blocked";
+ break;
+ case MPI26_PCIEDEV0_ASTATUS_MEMORY_SPACE_ACCESS_FAILED:
+ desc = "PCIe device mem space access failed";
+ break;
+ case MPI26_PCIEDEV0_ASTATUS_UNSUPPORTED_DEVICE:
+ desc = "PCIe device unsupported";
+ break;
+ case MPI26_PCIEDEV0_ASTATUS_MSIX_REQUIRED:
+ desc = "PCIe device MSIx Required";
+ break;
+ case MPI26_PCIEDEV0_ASTATUS_INIT_FAIL_MAX:
+ desc = "PCIe device init fail max";
+ break;
+ case MPI26_PCIEDEV0_ASTATUS_UNKNOWN:
+ desc = "PCIe device status unknown";
+ break;
+ case MPI26_PCIEDEV0_ASTATUS_NVME_READY_TIMEOUT:
+ desc = "nvme ready timeout";
+ break;
+ case MPI26_PCIEDEV0_ASTATUS_NVME_DEVCFG_UNSUPPORTED:
+ desc = "nvme device configuration unsupported";
+ break;
+ case MPI26_PCIEDEV0_ASTATUS_NVME_IDENTIFY_FAILED:
+ desc = "nvme identify failed";
+ break;
+ case MPI26_PCIEDEV0_ASTATUS_NVME_QCONFIG_FAILED:
+ desc = "nvme qconfig failed";
+ break;
+ case MPI26_PCIEDEV0_ASTATUS_NVME_QCREATION_FAILED:
+ desc = "nvme qcreation failed";
+ break;
+ case MPI26_PCIEDEV0_ASTATUS_NVME_EVENTCFG_FAILED:
+ desc = "nvme eventcfg failed";
+ break;
+ case MPI26_PCIEDEV0_ASTATUS_NVME_GET_FEATURE_STAT_FAILED:
+ desc = "nvme get feature stat failed";
+ break;
+ case MPI26_PCIEDEV0_ASTATUS_NVME_IDLE_TIMEOUT:
+ desc = "nvme idle timeout";
+ break;
+ case MPI26_PCIEDEV0_ASTATUS_NVME_FAILURE_STATUS:
+ desc = "nvme failure status";
+ break;
+ default:
+ pr_err(MPT3SAS_FMT
+ " NVMe discovery error(0x%02x): wwid(0x%016llx),"
+ "handle(0x%04x)\n", ioc->name, access_status,
+ (unsigned long long)wwid, handle);
+ return rc;
+ }
+
+ if (!rc)
+ return rc;
+
+ pr_info(MPT3SAS_FMT
+ "NVMe discovery error(%s): wwid(0x%016llx), handle(0x%04x)\n",
+ ioc->name, desc,
+ (unsigned long long)wwid, handle);
+ return rc;
+}
+
+/**
+ * _scsih_pcie_device_remove_from_sml - removing pcie device
+ * from SML and free up associated memory
+ * @ioc: per adapter object
+ * @pcie_device: the pcie_device object
+ *
+ * Return nothing.
+ */
+static void
+_scsih_pcie_device_remove_from_sml(struct MPT3SAS_ADAPTER *ioc,
+ struct _pcie_device *pcie_device)
+{
+ struct MPT3SAS_TARGET *sas_target_priv_data;
+
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "%s: enter: handle(0x%04x), wwid(0x%016llx)\n", ioc->name, __func__,
+ pcie_device->handle, (unsigned long long)
+ pcie_device->wwid));
+ if (pcie_device->enclosure_handle != 0)
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "%s: enter: enclosure logical id(0x%016llx), slot(%d)\n",
+ ioc->name, __func__,
+ (unsigned long long)pcie_device->enclosure_logical_id,
+ pcie_device->slot));
+ if (pcie_device->connector_name[0] != '\0')
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "%s: enter: enclosure level(0x%04x), connector name( %s)\n",
+ ioc->name, __func__,
+ pcie_device->enclosure_level,
+ pcie_device->connector_name));
+
+ if (pcie_device->starget && pcie_device->starget->hostdata) {
+ sas_target_priv_data = pcie_device->starget->hostdata;
+ sas_target_priv_data->deleted = 1;
+ _scsih_ublock_io_device(ioc, pcie_device->wwid);
+ sas_target_priv_data->handle = MPT3SAS_INVALID_DEVICE_HANDLE;
+ }
+
+ pr_info(MPT3SAS_FMT
+ "removing handle(0x%04x), wwid (0x%016llx)\n",
+ ioc->name, pcie_device->handle,
+ (unsigned long long) pcie_device->wwid);
+ if (pcie_device->enclosure_handle != 0)
+ pr_info(MPT3SAS_FMT
+ "removing : enclosure logical id(0x%016llx), slot(%d)\n",
+ ioc->name,
+ (unsigned long long)pcie_device->enclosure_logical_id,
+ pcie_device->slot);
+ if (pcie_device->connector_name[0] != '\0')
+ pr_info(MPT3SAS_FMT
+ "removing: enclosure level(0x%04x), connector name( %s)\n",
+ ioc->name, pcie_device->enclosure_level,
+ pcie_device->connector_name);
+
+ if (pcie_device->starget)
+ scsi_remove_target(&pcie_device->starget->dev);
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "%s: exit: handle(0x%04x), wwid(0x%016llx)\n", ioc->name, __func__,
+ pcie_device->handle, (unsigned long long)
+ pcie_device->wwid));
+ if (pcie_device->enclosure_handle != 0)
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "%s: exit: enclosure logical id(0x%016llx), slot(%d)\n",
+ ioc->name, __func__,
+ (unsigned long long)pcie_device->enclosure_logical_id,
+ pcie_device->slot));
+ if (pcie_device->connector_name[0] != '\0')
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "%s: exit: enclosure level(0x%04x), connector name( %s)\n",
+ ioc->name, __func__, pcie_device->enclosure_level,
+ pcie_device->connector_name));
+
+ kfree(pcie_device->serial_number);
+}
+
+
+/**
+ * _scsih_pcie_check_device - checking device responsiveness
+ * @ioc: per adapter object
+ * @handle: attached device handle
+ *
+ * Returns nothing.
+ */
+static void
+_scsih_pcie_check_device(struct MPT3SAS_ADAPTER *ioc, u16 handle)
+{
+ Mpi2ConfigReply_t mpi_reply;
+ Mpi26PCIeDevicePage0_t pcie_device_pg0;
+ u32 ioc_status;
+ struct _pcie_device *pcie_device;
+ u64 wwid;
+ unsigned long flags;
+ struct scsi_target *starget;
+ struct MPT3SAS_TARGET *sas_target_priv_data;
+ u32 device_info;
+
+ if ((mpt3sas_config_get_pcie_device_pg0(ioc, &mpi_reply,
+ &pcie_device_pg0, MPI26_PCIE_DEVICE_PGAD_FORM_HANDLE, handle)))
+ return;
+
+ ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK;
+ if (ioc_status != MPI2_IOCSTATUS_SUCCESS)
+ return;
+
+ /* check if this is end device */
+ device_info = le32_to_cpu(pcie_device_pg0.DeviceInfo);
+ if (!(_scsih_is_nvme_device(device_info)))
+ return;
+
+ wwid = le64_to_cpu(pcie_device_pg0.WWID);
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device = __mpt3sas_get_pdev_by_wwid(ioc, wwid);
+
+ if (!pcie_device) {
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+ return;
+ }
+
+ if (unlikely(pcie_device->handle != handle)) {
+ starget = pcie_device->starget;
+ sas_target_priv_data = starget->hostdata;
+ starget_printk(KERN_INFO, starget,
+ "handle changed from(0x%04x) to (0x%04x)!!!\n",
+ pcie_device->handle, handle);
+ sas_target_priv_data->handle = handle;
+ pcie_device->handle = handle;
+
+ if (le32_to_cpu(pcie_device_pg0.Flags) &
+ MPI26_PCIEDEV0_FLAGS_ENCL_LEVEL_VALID) {
+ pcie_device->enclosure_level =
+ pcie_device_pg0.EnclosureLevel;
+ memcpy(&pcie_device->connector_name[0],
+ &pcie_device_pg0.ConnectorName[0], 4);
+ } else {
+ pcie_device->enclosure_level = 0;
+ pcie_device->connector_name[0] = '\0';
+ }
+ }
+
+ /* check if device is present */
+ if (!(le32_to_cpu(pcie_device_pg0.Flags) &
+ MPI26_PCIEDEV0_FLAGS_DEVICE_PRESENT)) {
+ pr_info(MPT3SAS_FMT
+ "device is not present handle(0x%04x), flags!!!\n",
+ ioc->name, handle);
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+ pcie_device_put(pcie_device);
+ return;
+ }
+
+ /* check if there were any issues with discovery */
+ if (_scsih_check_pcie_access_status(ioc, wwid, handle,
+ pcie_device_pg0.AccessStatus)) {
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+ pcie_device_put(pcie_device);
+ return;
+ }
+
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+ pcie_device_put(pcie_device);
+
+ _scsih_ublock_io_device(ioc, wwid);
+
+ return;
+}
+
+/**
+ * _scsih_pcie_add_device - creating pcie device object
+ * @ioc: per adapter object
+ * @handle: pcie device handle
+ *
+ * Creating end device object, stored in ioc->pcie_device_list.
+ *
+ * Return 1 means queue the event later, 0 means complete the event
+ */
+static int
+_scsih_pcie_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle)
+{
+ Mpi26PCIeDevicePage0_t pcie_device_pg0;
+ Mpi26PCIeDevicePage2_t pcie_device_pg2;
+ Mpi2ConfigReply_t mpi_reply;
+ Mpi2SasEnclosurePage0_t enclosure_pg0;
+ struct _pcie_device *pcie_device;
+ u32 pcie_device_type;
+ u32 ioc_status;
+ u64 wwid;
+
+ if ((mpt3sas_config_get_pcie_device_pg0(ioc, &mpi_reply,
+ &pcie_device_pg0, MPI26_PCIE_DEVICE_PGAD_FORM_HANDLE, handle))) {
+ pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
+ ioc->name, __FILE__, __LINE__, __func__);
+ return 0;
+ }
+ ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
+ MPI2_IOCSTATUS_MASK;
+ if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
+ pr_err(MPT3SAS_FMT
+ "failure at %s:%d/%s()!\n",
+ ioc->name, __FILE__, __LINE__, __func__);
+ return 0;
+ }
+
+ set_bit(handle, ioc->pend_os_device_add);
+ wwid = le64_to_cpu(pcie_device_pg0.WWID);
+
+ /* check if device is present */
+ if (!(le32_to_cpu(pcie_device_pg0.Flags) &
+ MPI26_PCIEDEV0_FLAGS_DEVICE_PRESENT)) {
+ pr_err(MPT3SAS_FMT
+ "device is not present handle(0x04%x)!!!\n",
+ ioc->name, handle);
+ return 0;
+ }
+
+ /* check if there were any issues with discovery */
+ if (_scsih_check_pcie_access_status(ioc, wwid, handle,
+ pcie_device_pg0.AccessStatus))
+ return 0;
+
+ if (!(_scsih_is_nvme_device(le32_to_cpu(pcie_device_pg0.DeviceInfo))))
+ return 0;
+
+ pcie_device = mpt3sas_get_pdev_by_wwid(ioc, wwid);
+ if (pcie_device) {
+ clear_bit(handle, ioc->pend_os_device_add);
+ pcie_device_put(pcie_device);
+ return 0;
+ }
+
+ pcie_device = kzalloc(sizeof(struct _pcie_device), GFP_KERNEL);
+ if (!pcie_device) {
+ pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
+ ioc->name, __FILE__, __LINE__, __func__);
+ return 0;
+ }
+
+ kref_init(&pcie_device->refcount);
+ pcie_device->id = ioc->pcie_target_id++;
+ pcie_device->channel = PCIE_CHANNEL;
+ pcie_device->handle = handle;
+ pcie_device->device_info = le32_to_cpu(pcie_device_pg0.DeviceInfo);
+ pcie_device->wwid = wwid;
+ pcie_device->port_num = pcie_device_pg0.PortNum;
+ pcie_device->fast_path = (le32_to_cpu(pcie_device_pg0.Flags) &
+ MPI26_PCIEDEV0_FLAGS_FAST_PATH_CAPABLE) ? 1 : 0;
+ pcie_device_type = pcie_device->device_info &
+ MPI26_PCIE_DEVINFO_MASK_DEVICE_TYPE;
+
+ pcie_device->enclosure_handle =
+ le16_to_cpu(pcie_device_pg0.EnclosureHandle);
+ if (pcie_device->enclosure_handle != 0)
+ pcie_device->slot = le16_to_cpu(pcie_device_pg0.Slot);
+
+ if (le16_to_cpu(pcie_device_pg0.Flags) &
+ MPI26_PCIEDEV0_FLAGS_ENCL_LEVEL_VALID) {
+ pcie_device->enclosure_level = pcie_device_pg0.EnclosureLevel;
+ memcpy(&pcie_device->connector_name[0],
+ &pcie_device_pg0.ConnectorName[0], 4);
+ } else {
+ pcie_device->enclosure_level = 0;
+ pcie_device->connector_name[0] = '\0';
+ }
+
+ /* get enclosure_logical_id */
+ if (pcie_device->enclosure_handle &&
+ !(mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply,
+ &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
+ pcie_device->enclosure_handle)))
+ pcie_device->enclosure_logical_id =
+ le64_to_cpu(enclosure_pg0.EnclosureLogicalID);
+
+ /* TODO -- Add device name once FW supports it */
+ if (mpt3sas_config_get_pcie_device_pg2(ioc, &mpi_reply,
+ &pcie_device_pg2, MPI2_SAS_DEVICE_PGAD_FORM_HANDLE, handle)) {
+ pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
+ ioc->name, __FILE__, __LINE__, __func__);
+ kfree(pcie_device);
+ return 0;
+ }
+
+ ioc_status = le16_to_cpu(mpi_reply.IOCStatus) & MPI2_IOCSTATUS_MASK;
+ if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
+ pr_err(MPT3SAS_FMT "failure at %s:%d/%s()!\n",
+ ioc->name, __FILE__, __LINE__, __func__);
+ kfree(pcie_device);
+ return 0;
+ }
+ pcie_device->nvme_mdts =
+ le32_to_cpu(pcie_device_pg2.MaximumDataTransferSize);
+
+ if (ioc->wait_for_discovery_to_complete)
+ _scsih_pcie_device_init_add(ioc, pcie_device);
+ else
+ _scsih_pcie_device_add(ioc, pcie_device);
+
+ pcie_device_put(pcie_device);
+ return 0;
+}
+
+/**
+ * _scsih_pcie_topology_change_event_debug - debug for topology
+ * event
+ * @ioc: per adapter object
+ * @event_data: event data payload
+ * Context: user.
+ */
+static void
+_scsih_pcie_topology_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
+ Mpi26EventDataPCIeTopologyChangeList_t *event_data)
+{
+ int i;
+ u16 handle;
+ u16 reason_code;
+ u8 port_number;
+ char *status_str = NULL;
+ u8 link_rate, prev_link_rate;
+
+ switch (event_data->SwitchStatus) {
+ case MPI26_EVENT_PCIE_TOPO_SS_ADDED:
+ status_str = "add";
+ break;
+ case MPI26_EVENT_PCIE_TOPO_SS_NOT_RESPONDING:
+ status_str = "remove";
+ break;
+ case MPI26_EVENT_PCIE_TOPO_SS_RESPONDING:
+ case 0:
+ status_str = "responding";
+ break;
+ case MPI26_EVENT_PCIE_TOPO_SS_DELAY_NOT_RESPONDING:
+ status_str = "remove delay";
+ break;
+ default:
+ status_str = "unknown status";
+ break;
+ }
+ pr_info(MPT3SAS_FMT "pcie topology change: (%s)\n",
+ ioc->name, status_str);
+ pr_info("\tswitch_handle(0x%04x), enclosure_handle(0x%04x)"
+ "start_port(%02d), count(%d)\n",
+ le16_to_cpu(event_data->SwitchDevHandle),
+ le16_to_cpu(event_data->EnclosureHandle),
+ event_data->StartPortNum, event_data->NumEntries);
+ for (i = 0; i < event_data->NumEntries; i++) {
+ handle =
+ le16_to_cpu(event_data->PortEntry[i].AttachedDevHandle);
+ if (!handle)
+ continue;
+ port_number = event_data->StartPortNum + i;
+ reason_code = event_data->PortEntry[i].PortStatus;
+ switch (reason_code) {
+ case MPI26_EVENT_PCIE_TOPO_PS_DEV_ADDED:
+ status_str = "target add";
+ break;
+ case MPI26_EVENT_PCIE_TOPO_PS_NOT_RESPONDING:
+ status_str = "target remove";
+ break;
+ case MPI26_EVENT_PCIE_TOPO_PS_DELAY_NOT_RESPONDING:
+ status_str = "delay target remove";
+ break;
+ case MPI26_EVENT_PCIE_TOPO_PS_PORT_CHANGED:
+ status_str = "link rate change";
+ break;
+ case MPI26_EVENT_PCIE_TOPO_PS_NO_CHANGE:
+ status_str = "target responding";
+ break;
+ default:
+ status_str = "unknown";
+ break;
+ }
+ link_rate = event_data->PortEntry[i].CurrentPortInfo &
+ MPI26_EVENT_PCIE_TOPO_PI_RATE_MASK;
+ prev_link_rate = event_data->PortEntry[i].PreviousPortInfo &
+ MPI26_EVENT_PCIE_TOPO_PI_RATE_MASK;
+ pr_info("\tport(%02d), attached_handle(0x%04x): %s:"
+ " link rate: new(0x%02x), old(0x%02x)\n", port_number,
+ handle, status_str, link_rate, prev_link_rate);
+ }
+}
+
+/**
+ * _scsih_pcie_topology_change_event - handle PCIe topology
+ * changes
+ * @ioc: per adapter object
+ * @fw_event: The fw_event_work object
+ * Context: user.
+ *
+ */
+static int
+_scsih_pcie_topology_change_event(struct MPT3SAS_ADAPTER *ioc,
+ struct fw_event_work *fw_event)
+{
+ int i;
+ u16 handle;
+ u16 reason_code;
+ u8 link_rate, prev_link_rate;
+ unsigned long flags;
+ int rc;
+ int requeue_event;
+ Mpi26EventDataPCIeTopologyChangeList_t *event_data =
+ (Mpi26EventDataPCIeTopologyChangeList_t *) fw_event->event_data;
+ struct _pcie_device *pcie_device;
+
+ if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
+ _scsih_pcie_topology_change_event_debug(ioc, event_data);
+
+ if (ioc->shost_recovery || ioc->remove_host ||
+ ioc->pci_error_recovery)
+ return 0;
+
+ if (fw_event->ignore) {
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT "ignoring switch event\n",
+ ioc->name));
+ return 0;
+ }
+
+ /* handle siblings events */
+ for (i = 0; i < event_data->NumEntries; i++) {
+ if (fw_event->ignore) {
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "ignoring switch event\n", ioc->name));
+ return 0;
+ }
+ if (ioc->remove_host || ioc->pci_error_recovery)
+ return 0;
+ reason_code = event_data->PortEntry[i].PortStatus;
+ handle =
+ le16_to_cpu(event_data->PortEntry[i].AttachedDevHandle);
+ if (!handle)
+ continue;
+
+ link_rate = event_data->PortEntry[i].CurrentPortInfo
+ & MPI26_EVENT_PCIE_TOPO_PI_RATE_MASK;
+ prev_link_rate = event_data->PortEntry[i].PreviousPortInfo
+ & MPI26_EVENT_PCIE_TOPO_PI_RATE_MASK;
+
+ switch (reason_code) {
+ case MPI26_EVENT_PCIE_TOPO_PS_PORT_CHANGED:
+ if (ioc->shost_recovery)
+ break;
+ if (link_rate == prev_link_rate)
+ break;
+ if (link_rate < MPI26_EVENT_PCIE_TOPO_PI_RATE_2_5)
+ break;
+
+ _scsih_pcie_check_device(ioc, handle);
+ /* This code after this point handles the test case
+ * where a device has been added, however its returning
+ * BUSY for sometime. Then before the Device Missing
+ * Delay expires and the device becomes READY, the
+ * device is removed and added back.
+ */
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device = __mpt3sas_get_pdev_by_handle(ioc, handle);
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+
+ if (pcie_device) {
+ pcie_device_put(pcie_device);
+ break;
+ }
+
+ if (!test_bit(handle, ioc->pend_os_device_add))
+ break;
+
+ dewtprintk(ioc, pr_info(MPT3SAS_FMT
+ "handle(0x%04x) device not found: convert "
+ "event to a device add\n", ioc->name, handle));
+ event_data->PortEntry[i].PortStatus &= 0xF0;
+ event_data->PortEntry[i].PortStatus |=
+ MPI26_EVENT_PCIE_TOPO_PS_DEV_ADDED;
+ case MPI26_EVENT_PCIE_TOPO_PS_DEV_ADDED:
+ if (ioc->shost_recovery)
+ break;
+ if (link_rate < MPI26_EVENT_PCIE_TOPO_PI_RATE_2_5)
+ break;
+
+ rc = _scsih_pcie_add_device(ioc, handle);
+ if (!rc) {
+ /* mark entry vacant */
+ /* TODO This needs to be reviewed and fixed,
+ * we dont have an entry
+ * to make an event void like vacant
+ */
+ event_data->PortEntry[i].PortStatus |=
+ MPI26_EVENT_PCIE_TOPO_PS_NO_CHANGE;
+ }
+ break;
+ case MPI26_EVENT_PCIE_TOPO_PS_NOT_RESPONDING:
+ _scsih_pcie_device_remove_by_handle(ioc, handle);
+ break;
+ }
+ }
+ return requeue_event;
+}
+
+/**
+ * _scsih_pcie_device_status_change_event_debug - debug for
+ * device event
+ * @event_data: event data payload
+ * Context: user.
+ *
+ * Return nothing.
+ */
+static void
+_scsih_pcie_device_status_change_event_debug(struct MPT3SAS_ADAPTER *ioc,
+ Mpi26EventDataPCIeDeviceStatusChange_t *event_data)
+{
+ char *reason_str = NULL;
+
+ switch (event_data->ReasonCode) {
+ case MPI26_EVENT_PCIDEV_STAT_RC_SMART_DATA:
+ reason_str = "smart data";
+ break;
+ case MPI26_EVENT_PCIDEV_STAT_RC_UNSUPPORTED:
+ reason_str = "unsupported device discovered";
+ break;
+ case MPI26_EVENT_PCIDEV_STAT_RC_INTERNAL_DEVICE_RESET:
+ reason_str = "internal device reset";
+ break;
+ case MPI26_EVENT_PCIDEV_STAT_RC_TASK_ABORT_INTERNAL:
+ reason_str = "internal task abort";
+ break;
+ case MPI26_EVENT_PCIDEV_STAT_RC_ABORT_TASK_SET_INTERNAL:
+ reason_str = "internal task abort set";
+ break;
+ case MPI26_EVENT_PCIDEV_STAT_RC_CLEAR_TASK_SET_INTERNAL:
+ reason_str = "internal clear task set";
+ break;
+ case MPI26_EVENT_PCIDEV_STAT_RC_QUERY_TASK_INTERNAL:
+ reason_str = "internal query task";
+ break;
+ case MPI26_EVENT_PCIDEV_STAT_RC_DEV_INIT_FAILURE:
+ reason_str = "device init failure";
+ break;
+ case MPI26_EVENT_PCIDEV_STAT_RC_CMP_INTERNAL_DEV_RESET:
+ reason_str = "internal device reset complete";
+ break;
+ case MPI26_EVENT_PCIDEV_STAT_RC_CMP_TASK_ABORT_INTERNAL:
+ reason_str = "internal task abort complete";
+ break;
+ case MPI26_EVENT_PCIDEV_STAT_RC_ASYNC_NOTIFICATION:
+ reason_str = "internal async notification";
+ break;
+ default:
+ reason_str = "unknown reason";
+ break;
+ }
+
+ pr_info(MPT3SAS_FMT "PCIE device status change: (%s)\n"
+ "\thandle(0x%04x), WWID(0x%016llx), tag(%d)",
+ ioc->name, reason_str, le16_to_cpu(event_data->DevHandle),
+ (unsigned long long)le64_to_cpu(event_data->WWID),
+ le16_to_cpu(event_data->TaskTag));
+ if (event_data->ReasonCode == MPI26_EVENT_PCIDEV_STAT_RC_SMART_DATA)
+ pr_info(MPT3SAS_FMT ", ASC(0x%x), ASCQ(0x%x)\n", ioc->name,
+ event_data->ASC, event_data->ASCQ);
+ pr_info("\n");
+}
+
+/**
+ * _scsih_pcie_device_status_change_event - handle device status
+ * change
+ * @ioc: per adapter object
+ * @fw_event: The fw_event_work object
+ * Context: user.
+ *
+ * Return nothing.
+ */
+static void
+_scsih_pcie_device_status_change_event(struct MPT3SAS_ADAPTER *ioc,
+ struct fw_event_work *fw_event)
+{
+ struct MPT3SAS_TARGET *target_priv_data;
+ struct _pcie_device *pcie_device;
+ u64 wwid;
+ unsigned long flags;
+ Mpi26EventDataPCIeDeviceStatusChange_t *event_data =
+ (Mpi26EventDataPCIeDeviceStatusChange_t *)fw_event->event_data;
+ if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
+ _scsih_pcie_device_status_change_event_debug(ioc,
+ event_data);
+
+ if (event_data->ReasonCode !=
+ MPI26_EVENT_PCIDEV_STAT_RC_INTERNAL_DEVICE_RESET &&
+ event_data->ReasonCode !=
+ MPI26_EVENT_PCIDEV_STAT_RC_CMP_INTERNAL_DEV_RESET)
+ return;
+
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ wwid = le64_to_cpu(event_data->WWID);
+ pcie_device = __mpt3sas_get_pdev_by_wwid(ioc, wwid);
+
+ if (!pcie_device || !pcie_device->starget)
+ goto out;
+
+ target_priv_data = pcie_device->starget->hostdata;
+ if (!target_priv_data)
+ goto out;
+
+ if (event_data->ReasonCode ==
+ MPI26_EVENT_PCIDEV_STAT_RC_INTERNAL_DEVICE_RESET)
+ target_priv_data->tm_busy = 1;
+ else
+ target_priv_data->tm_busy = 0;
+out:
+ if (pcie_device)
+ pcie_device_put(pcie_device);
+
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
}
/**
@@ -6282,6 +7686,35 @@ _scsih_sas_discovery_event(struct MPT3SAS_ADAPTER *ioc,
}
/**
+ * _scsih_pcie_enumeration_event - handle enumeration events
+ * @ioc: per adapter object
+ * @fw_event: The fw_event_work object
+ * Context: user.
+ *
+ * Return nothing.
+ */
+static void
+_scsih_pcie_enumeration_event(struct MPT3SAS_ADAPTER *ioc,
+ struct fw_event_work *fw_event)
+{
+ Mpi26EventDataPCIeEnumeration_t *event_data =
+ (Mpi26EventDataPCIeEnumeration_t *)fw_event->event_data;
+
+ if (!(ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK))
+ return;
+
+ pr_info(MPT3SAS_FMT "pcie enumeration event: (%s) Flag 0x%02x",
+ ioc->name,
+ (event_data->ReasonCode == MPI26_EVENT_PCIE_ENUM_RC_STARTED) ?
+ "started" : "completed",
+ event_data->Flags);
+ if (event_data->EnumerationStatus)
+ pr_cont("enumeration_status(0x%08x)",
+ le32_to_cpu(event_data->EnumerationStatus));
+ pr_cont("\n");
+}
+
+/**
* _scsih_ir_fastpath - turn on fastpath for IR physdisk
* @ioc: per adapter object
* @handle: device handle for physical disk
@@ -7085,7 +8518,7 @@ Mpi2SasDevicePage0_t *sas_device_pg0)
{
struct MPT3SAS_TARGET *sas_target_priv_data = NULL;
struct scsi_target *starget;
- struct _sas_device *sas_device;
+ struct _sas_device *sas_device = NULL;
unsigned long flags;
spin_lock_irqsave(&ioc->sas_device_lock, flags);
@@ -7126,6 +8559,9 @@ Mpi2SasDevicePage0_t *sas_device_pg0)
sas_device->connector_name[0] = '\0';
}
+ _scsih_get_enclosure_logicalid_chassis_slot(ioc,
+ sas_device_pg0, sas_device);
+
if (sas_device->handle == sas_device_pg0->DevHandle)
goto out;
pr_info("\thandle changed from(0x%04x)!!!\n",
@@ -7190,6 +8626,130 @@ _scsih_search_responding_sas_devices(struct MPT3SAS_ADAPTER *ioc)
}
/**
+ * _scsih_mark_responding_pcie_device - mark a pcie_device as responding
+ * @ioc: per adapter object
+ * @pcie_device_pg0: PCIe Device page 0
+ *
+ * After host reset, find out whether devices are still responding.
+ * Used in _scsih_remove_unresponding_devices.
+ *
+ * Return nothing.
+ */
+static void
+_scsih_mark_responding_pcie_device(struct MPT3SAS_ADAPTER *ioc,
+ Mpi26PCIeDevicePage0_t *pcie_device_pg0)
+{
+ struct MPT3SAS_TARGET *sas_target_priv_data = NULL;
+ struct scsi_target *starget;
+ struct _pcie_device *pcie_device;
+ unsigned long flags;
+
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ list_for_each_entry(pcie_device, &ioc->pcie_device_list, list) {
+ if ((pcie_device->wwid == pcie_device_pg0->WWID) &&
+ (pcie_device->slot == pcie_device_pg0->Slot)) {
+ pcie_device->responding = 1;
+ starget = pcie_device->starget;
+ if (starget && starget->hostdata) {
+ sas_target_priv_data = starget->hostdata;
+ sas_target_priv_data->tm_busy = 0;
+ sas_target_priv_data->deleted = 0;
+ } else
+ sas_target_priv_data = NULL;
+ if (starget) {
+ starget_printk(KERN_INFO, starget,
+ "handle(0x%04x), wwid(0x%016llx) ",
+ pcie_device->handle,
+ (unsigned long long)pcie_device->wwid);
+ if (pcie_device->enclosure_handle != 0)
+ starget_printk(KERN_INFO, starget,
+ "enclosure logical id(0x%016llx), "
+ "slot(%d)\n",
+ (unsigned long long)
+ pcie_device->enclosure_logical_id,
+ pcie_device->slot);
+ }
+
+ if (((le32_to_cpu(pcie_device_pg0->Flags)) &
+ MPI26_PCIEDEV0_FLAGS_ENCL_LEVEL_VALID) &&
+ (ioc->hba_mpi_version_belonged != MPI2_VERSION)) {
+ pcie_device->enclosure_level =
+ pcie_device_pg0->EnclosureLevel;
+ memcpy(&pcie_device->connector_name[0],
+ &pcie_device_pg0->ConnectorName[0], 4);
+ } else {
+ pcie_device->enclosure_level = 0;
+ pcie_device->connector_name[0] = '\0';
+ }
+
+ if (pcie_device->handle == pcie_device_pg0->DevHandle)
+ goto out;
+ pr_info("\thandle changed from(0x%04x)!!!\n",
+ pcie_device->handle);
+ pcie_device->handle = pcie_device_pg0->DevHandle;
+ if (sas_target_priv_data)
+ sas_target_priv_data->handle =
+ pcie_device_pg0->DevHandle;
+ goto out;
+ }
+ }
+
+ out:
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+}
+
+/**
+ * _scsih_search_responding_pcie_devices -
+ * @ioc: per adapter object
+ *
+ * After host reset, find out whether devices are still responding.
+ * If not remove.
+ *
+ * Return nothing.
+ */
+static void
+_scsih_search_responding_pcie_devices(struct MPT3SAS_ADAPTER *ioc)
+{
+ Mpi26PCIeDevicePage0_t pcie_device_pg0;
+ Mpi2ConfigReply_t mpi_reply;
+ u16 ioc_status;
+ u16 handle;
+ u32 device_info;
+
+ pr_info(MPT3SAS_FMT "search for end-devices: start\n", ioc->name);
+
+ if (list_empty(&ioc->pcie_device_list))
+ goto out;
+
+ handle = 0xFFFF;
+ while (!(mpt3sas_config_get_pcie_device_pg0(ioc, &mpi_reply,
+ &pcie_device_pg0, MPI26_PCIE_DEVICE_PGAD_FORM_GET_NEXT_HANDLE,
+ handle))) {
+ ioc_status = le16_to_cpu(mpi_reply.IOCStatus) &
+ MPI2_IOCSTATUS_MASK;
+ if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
+ pr_info(MPT3SAS_FMT "\tbreak from %s: "
+ "ioc_status(0x%04x), loginfo(0x%08x)\n", ioc->name,
+ __func__, ioc_status,
+ le32_to_cpu(mpi_reply.IOCLogInfo));
+ break;
+ }
+ handle = le16_to_cpu(pcie_device_pg0.DevHandle);
+ device_info = le32_to_cpu(pcie_device_pg0.DeviceInfo);
+ if (!(_scsih_is_nvme_device(device_info)))
+ continue;
+ pcie_device_pg0.WWID = le64_to_cpu(pcie_device_pg0.WWID),
+ pcie_device_pg0.Slot = le16_to_cpu(pcie_device_pg0.Slot);
+ pcie_device_pg0.Flags = le32_to_cpu(pcie_device_pg0.Flags);
+ pcie_device_pg0.DevHandle = handle;
+ _scsih_mark_responding_pcie_device(ioc, &pcie_device_pg0);
+ }
+out:
+ pr_info(MPT3SAS_FMT "search for PCIe end-devices: complete\n",
+ ioc->name);
+}
+
+/**
* _scsih_mark_responding_raid_device - mark a raid_device as responding
* @ioc: per adapter object
* @wwid: world wide identifier for raid volume
@@ -7322,8 +8882,7 @@ _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER *ioc)
/**
* _scsih_mark_responding_expander - mark a expander as responding
* @ioc: per adapter object
- * @sas_address: sas address
- * @handle:
+ * @expander_pg0:SAS Expander Config Page0
*
* After host reset, find out whether devices are still responding.
* Used in _scsih_remove_unresponsive_expanders.
@@ -7331,18 +8890,41 @@ _scsih_search_responding_raid_devices(struct MPT3SAS_ADAPTER *ioc)
* Return nothing.
*/
static void
-_scsih_mark_responding_expander(struct MPT3SAS_ADAPTER *ioc, u64 sas_address,
- u16 handle)
+_scsih_mark_responding_expander(struct MPT3SAS_ADAPTER *ioc,
+ Mpi2ExpanderPage0_t *expander_pg0)
{
- struct _sas_node *sas_expander;
+ struct _sas_node *sas_expander = NULL;
unsigned long flags;
- int i;
+ int i, encl_pg0_rc = -1;
+ Mpi2ConfigReply_t mpi_reply;
+ Mpi2SasEnclosurePage0_t enclosure_pg0;
+ u16 handle = le16_to_cpu(expander_pg0->DevHandle);
+ u64 sas_address = le64_to_cpu(expander_pg0->SASAddress);
+
+ if (le16_to_cpu(expander_pg0->EnclosureHandle)) {
+ encl_pg0_rc = mpt3sas_config_get_enclosure_pg0(ioc, &mpi_reply,
+ &enclosure_pg0, MPI2_SAS_ENCLOS_PGAD_FORM_HANDLE,
+ le16_to_cpu(expander_pg0->EnclosureHandle));
+ if (encl_pg0_rc)
+ pr_info(MPT3SAS_FMT
+ "Enclosure Pg0 read failed for handle(0x%04x)\n",
+ ioc->name,
+ le16_to_cpu(expander_pg0->EnclosureHandle));
+ }
spin_lock_irqsave(&ioc->sas_node_lock, flags);
list_for_each_entry(sas_expander, &ioc->sas_expander_list, list) {
if (sas_expander->sas_address != sas_address)
continue;
sas_expander->responding = 1;
+
+ if (!encl_pg0_rc)
+ sas_expander->enclosure_logical_id =
+ le64_to_cpu(enclosure_pg0.EnclosureLogicalID);
+
+ sas_expander->enclosure_handle =
+ le16_to_cpu(expander_pg0->EnclosureHandle);
+
if (sas_expander->handle == handle)
goto out;
pr_info("\texpander(0x%016llx): handle changed" \
@@ -7395,7 +8977,7 @@ _scsih_search_responding_expanders(struct MPT3SAS_ADAPTER *ioc)
pr_info("\texpander present: handle(0x%04x), sas_addr(0x%016llx)\n",
handle,
(unsigned long long)sas_address);
- _scsih_mark_responding_expander(ioc, sas_address, handle);
+ _scsih_mark_responding_expander(ioc, &expander_pg0);
}
out:
@@ -7403,17 +8985,18 @@ _scsih_search_responding_expanders(struct MPT3SAS_ADAPTER *ioc)
}
/**
- * _scsih_remove_unresponding_sas_devices - removing unresponding devices
+ * _scsih_remove_unresponding_devices - removing unresponding devices
* @ioc: per adapter object
*
* Return nothing.
*/
static void
-_scsih_remove_unresponding_sas_devices(struct MPT3SAS_ADAPTER *ioc)
+_scsih_remove_unresponding_devices(struct MPT3SAS_ADAPTER *ioc)
{
struct _sas_device *sas_device, *sas_device_next;
struct _sas_node *sas_expander, *sas_expander_next;
struct _raid_device *raid_device, *raid_device_next;
+ struct _pcie_device *pcie_device, *pcie_device_next;
struct list_head tmp_list;
unsigned long flags;
LIST_HEAD(head);
@@ -7447,6 +9030,26 @@ _scsih_remove_unresponding_sas_devices(struct MPT3SAS_ADAPTER *ioc)
sas_device_put(sas_device);
}
+ pr_info(MPT3SAS_FMT
+ " Removing unresponding devices: pcie end-devices\n"
+ , ioc->name);
+ INIT_LIST_HEAD(&head);
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ list_for_each_entry_safe(pcie_device, pcie_device_next,
+ &ioc->pcie_device_list, list) {
+ if (!pcie_device->responding)
+ list_move_tail(&pcie_device->list, &head);
+ else
+ pcie_device->responding = 0;
+ }
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+
+ list_for_each_entry_safe(pcie_device, pcie_device_next, &head, list) {
+ _scsih_pcie_device_remove_from_sml(ioc, pcie_device);
+ list_del_init(&pcie_device->list);
+ pcie_device_put(pcie_device);
+ }
+
/* removing unresponding volumes */
if (ioc->ir_firmware) {
pr_info(MPT3SAS_FMT "removing unresponding devices: volumes\n",
@@ -7476,7 +9079,6 @@ _scsih_remove_unresponding_sas_devices(struct MPT3SAS_ADAPTER *ioc)
spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
list_for_each_entry_safe(sas_expander, sas_expander_next, &tmp_list,
list) {
- list_del(&sas_expander->list);
_scsih_expander_node_remove(ioc, sas_expander);
}
@@ -7520,6 +9122,7 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc)
{
Mpi2ExpanderPage0_t expander_pg0;
Mpi2SasDevicePage0_t sas_device_pg0;
+ Mpi26PCIeDevicePage0_t pcie_device_pg0;
Mpi2RaidVolPage1_t volume_pg1;
Mpi2RaidVolPage0_t volume_pg0;
Mpi2RaidPhysDiskPage0_t pd_pg0;
@@ -7530,6 +9133,7 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc)
u16 handle, parent_handle;
u64 sas_address;
struct _sas_device *sas_device;
+ struct _pcie_device *pcie_device;
struct _sas_node *expander_device;
static struct _raid_device *raid_device;
u8 retry_count;
@@ -7755,7 +9359,44 @@ _scsih_scan_for_devices_after_reset(struct MPT3SAS_ADAPTER *ioc)
}
pr_info(MPT3SAS_FMT "\tscan devices: end devices complete\n",
ioc->name);
+ pr_info(MPT3SAS_FMT "\tscan devices: pcie end devices start\n",
+ ioc->name);
+ /* pcie devices */
+ handle = 0xFFFF;
+ while (!(mpt3sas_config_get_pcie_device_pg0(ioc, &mpi_reply,
+ &pcie_device_pg0, MPI26_PCIE_DEVICE_PGAD_FORM_GET_NEXT_HANDLE,
+ handle))) {
+ ioc_status = le16_to_cpu(mpi_reply.IOCStatus)
+ & MPI2_IOCSTATUS_MASK;
+ if (ioc_status != MPI2_IOCSTATUS_SUCCESS) {
+ pr_info(MPT3SAS_FMT "\tbreak from pcie end device"
+ " scan: ioc_status(0x%04x), loginfo(0x%08x)\n",
+ ioc->name, ioc_status,
+ le32_to_cpu(mpi_reply.IOCLogInfo));
+ break;
+ }
+ handle = le16_to_cpu(pcie_device_pg0.DevHandle);
+ if (!(_scsih_is_nvme_device(
+ le32_to_cpu(pcie_device_pg0.DeviceInfo))))
+ continue;
+ pcie_device = mpt3sas_get_pdev_by_wwid(ioc,
+ le64_to_cpu(pcie_device_pg0.WWID));
+ if (pcie_device) {
+ pcie_device_put(pcie_device);
+ continue;
+ }
+ retry_count = 0;
+ parent_handle = le16_to_cpu(pcie_device_pg0.ParentDevHandle);
+ _scsih_pcie_add_device(ioc, handle);
+
+ pr_info(MPT3SAS_FMT "\tAFTER adding pcie end device: "
+ "handle (0x%04x), wwid(0x%016llx)\n", ioc->name,
+ handle,
+ (unsigned long long) le64_to_cpu(pcie_device_pg0.WWID));
+ }
+ pr_info(MPT3SAS_FMT "\tpcie devices: pcie end devices complete\n",
+ ioc->name);
pr_info(MPT3SAS_FMT "scan devices: complete\n", ioc->name);
}
/**
@@ -7805,6 +9446,7 @@ mpt3sas_scsih_reset_handler(struct MPT3SAS_ADAPTER *ioc, int reset_phase)
!ioc->sas_hba.num_phys)) {
_scsih_prep_device_scan(ioc);
_scsih_search_responding_sas_devices(ioc);
+ _scsih_search_responding_pcie_devices(ioc);
_scsih_search_responding_raid_devices(ioc);
_scsih_search_responding_expanders(ioc);
_scsih_error_recovery_delete_devices(ioc);
@@ -7849,7 +9491,7 @@ _mpt3sas_fw_work(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event)
goto out;
ssleep(1);
}
- _scsih_remove_unresponding_sas_devices(ioc);
+ _scsih_remove_unresponding_devices(ioc);
_scsih_scan_for_devices_after_reset(ioc);
break;
case MPT3SAS_PORT_ENABLE_COMPLETE:
@@ -7892,6 +9534,16 @@ _mpt3sas_fw_work(struct MPT3SAS_ADAPTER *ioc, struct fw_event_work *fw_event)
case MPI2_EVENT_IR_OPERATION_STATUS:
_scsih_sas_ir_operation_status_event(ioc, fw_event);
break;
+ case MPI2_EVENT_PCIE_DEVICE_STATUS_CHANGE:
+ _scsih_pcie_device_status_change_event(ioc, fw_event);
+ break;
+ case MPI2_EVENT_PCIE_ENUMERATION:
+ _scsih_pcie_enumeration_event(ioc, fw_event);
+ break;
+ case MPI2_EVENT_PCIE_TOPOLOGY_CHANGE_LIST:
+ _scsih_pcie_topology_change_event(ioc, fw_event);
+ return;
+ break;
}
out:
fw_event_work_put(fw_event);
@@ -7982,6 +9634,11 @@ mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index,
(Mpi2EventDataSasTopologyChangeList_t *)
mpi_reply->EventData);
break;
+ case MPI2_EVENT_PCIE_TOPOLOGY_CHANGE_LIST:
+ _scsih_check_pcie_topo_remove_events(ioc,
+ (Mpi26EventDataPCIeTopologyChangeList_t *)
+ mpi_reply->EventData);
+ break;
case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST:
_scsih_check_ir_config_unhide_events(ioc,
(Mpi2EventDataIrConfigChangeList_t *)
@@ -8044,6 +9701,8 @@ mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index,
case MPI2_EVENT_SAS_DISCOVERY:
case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE:
case MPI2_EVENT_IR_PHYSICAL_DISK:
+ case MPI2_EVENT_PCIE_ENUMERATION:
+ case MPI2_EVENT_PCIE_DEVICE_STATUS_CHANGE:
break;
case MPI2_EVENT_TEMP_THRESHOLD:
@@ -8056,19 +9715,21 @@ mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index,
(Mpi26EventDataActiveCableExcept_t *) mpi_reply->EventData;
switch (ActiveCableEventData->ReasonCode) {
case MPI26_EVENT_ACTIVE_CABLE_INSUFFICIENT_POWER:
- pr_notice(MPT3SAS_FMT "Receptacle ID %d: This active cable"
- " requires %d mW of power\n", ioc->name,
- ActiveCableEventData->ReceptacleID,
+ pr_notice(MPT3SAS_FMT
+ "Currently an active cable with ReceptacleID %d\n",
+ ioc->name, ActiveCableEventData->ReceptacleID);
+ pr_notice("cannot be powered and devices connected\n");
+ pr_notice("to this active cable will not be seen\n");
+ pr_notice("This active cable requires %d mW of power\n",
ActiveCableEventData->ActiveCablePowerRequirement);
- pr_notice(MPT3SAS_FMT "Receptacle ID %d: Devices connected"
- " to this active cable will not be seen\n",
- ioc->name, ActiveCableEventData->ReceptacleID);
break;
case MPI26_EVENT_ACTIVE_CABLE_DEGRADED:
- pr_notice(MPT3SAS_FMT "ReceptacleID %d: This cable",
- ioc->name, ActiveCableEventData->ReceptacleID);
- pr_notice(" is not running at an optimal speed(12 Gb/s)\n");
+ pr_notice(MPT3SAS_FMT
+ "Currently a cable with ReceptacleID %d\n",
+ ioc->name, ActiveCableEventData->ReceptacleID);
+ pr_notice(
+ "is not running at optimal speed(12 Gb/s rate)\n");
break;
}
@@ -8100,7 +9761,6 @@ mpt3sas_scsih_event_callback(struct MPT3SAS_ADAPTER *ioc, u8 msix_index,
* _scsih_expander_node_remove - removing expander device from list.
* @ioc: per adapter object
* @sas_expander: the sas_device object
- * Context: Calling function should acquire ioc->sas_node_lock.
*
* Removing object and freeing associated memory from the
* ioc->sas_expander_list.
@@ -8112,6 +9772,7 @@ _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc,
struct _sas_node *sas_expander)
{
struct _sas_port *mpt3sas_port, *next;
+ unsigned long flags;
/* remove sibling ports attached to this expander */
list_for_each_entry_safe(mpt3sas_port, next,
@@ -8139,6 +9800,10 @@ _scsih_expander_node_remove(struct MPT3SAS_ADAPTER *ioc,
sas_expander->handle, (unsigned long long)
sas_expander->sas_address);
+ spin_lock_irqsave(&ioc->sas_node_lock, flags);
+ list_del(&sas_expander->list);
+ spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
+
kfree(sas_expander->phy);
kfree(sas_expander);
}
@@ -8231,6 +9896,7 @@ static void scsih_remove(struct pci_dev *pdev)
struct _sas_port *mpt3sas_port, *next_port;
struct _raid_device *raid_device, *next;
struct MPT3SAS_TARGET *sas_target_priv_data;
+ struct _pcie_device *pcie_device, *pcienext;
struct workqueue_struct *wq;
unsigned long flags;
@@ -8259,6 +9925,12 @@ static void scsih_remove(struct pci_dev *pdev)
(unsigned long long) raid_device->wwid);
_scsih_raid_device_remove(ioc, raid_device);
}
+ list_for_each_entry_safe(pcie_device, pcienext, &ioc->pcie_device_list,
+ list) {
+ _scsih_pcie_device_remove_from_sml(ioc, pcie_device);
+ list_del_init(&pcie_device->list);
+ pcie_device_put(pcie_device);
+ }
/* free ports attached to the sas_host */
list_for_each_entry_safe(mpt3sas_port, next_port,
@@ -8330,42 +10002,52 @@ scsih_shutdown(struct pci_dev *pdev)
static void
_scsih_probe_boot_devices(struct MPT3SAS_ADAPTER *ioc)
{
- u8 is_raid;
+ u32 channel;
void *device;
struct _sas_device *sas_device;
struct _raid_device *raid_device;
+ struct _pcie_device *pcie_device;
u16 handle;
u64 sas_address_parent;
u64 sas_address;
unsigned long flags;
int rc;
+ int tid;
/* no Bios, return immediately */
if (!ioc->bios_pg3.BiosVersion)
return;
device = NULL;
- is_raid = 0;
if (ioc->req_boot_device.device) {
device = ioc->req_boot_device.device;
- is_raid = ioc->req_boot_device.is_raid;
+ channel = ioc->req_boot_device.channel;
} else if (ioc->req_alt_boot_device.device) {
device = ioc->req_alt_boot_device.device;
- is_raid = ioc->req_alt_boot_device.is_raid;
+ channel = ioc->req_alt_boot_device.channel;
} else if (ioc->current_boot_device.device) {
device = ioc->current_boot_device.device;
- is_raid = ioc->current_boot_device.is_raid;
+ channel = ioc->current_boot_device.channel;
}
if (!device)
return;
- if (is_raid) {
+ if (channel == RAID_CHANNEL) {
raid_device = device;
rc = scsi_add_device(ioc->shost, RAID_CHANNEL,
raid_device->id, 0);
if (rc)
_scsih_raid_device_remove(ioc, raid_device);
+ } else if (channel == PCIE_CHANNEL) {
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ pcie_device = device;
+ tid = pcie_device->id;
+ list_move_tail(&pcie_device->list, &ioc->pcie_device_list);
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+ rc = scsi_add_device(ioc->shost, PCIE_CHANNEL, tid, 0);
+ if (rc)
+ _scsih_pcie_device_remove(ioc, pcie_device);
} else {
spin_lock_irqsave(&ioc->sas_device_lock, flags);
sas_device = device;
@@ -8498,6 +10180,101 @@ _scsih_probe_sas(struct MPT3SAS_ADAPTER *ioc)
}
/**
+ * get_next_pcie_device - Get the next pcie device
+ * @ioc: per adapter object
+ *
+ * Get the next pcie device from pcie_device_init_list list.
+ *
+ * Returns pcie device structure if pcie_device_init_list list is not empty
+ * otherwise returns NULL
+ */
+static struct _pcie_device *get_next_pcie_device(struct MPT3SAS_ADAPTER *ioc)
+{
+ struct _pcie_device *pcie_device = NULL;
+ unsigned long flags;
+
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+ if (!list_empty(&ioc->pcie_device_init_list)) {
+ pcie_device = list_first_entry(&ioc->pcie_device_init_list,
+ struct _pcie_device, list);
+ pcie_device_get(pcie_device);
+ }
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+
+ return pcie_device;
+}
+
+/**
+ * pcie_device_make_active - Add pcie device to pcie_device_list list
+ * @ioc: per adapter object
+ * @pcie_device: pcie device object
+ *
+ * Add the pcie device which has registered with SCSI Transport Later to
+ * pcie_device_list list
+ */
+static void pcie_device_make_active(struct MPT3SAS_ADAPTER *ioc,
+ struct _pcie_device *pcie_device)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&ioc->pcie_device_lock, flags);
+
+ if (!list_empty(&pcie_device->list)) {
+ list_del_init(&pcie_device->list);
+ pcie_device_put(pcie_device);
+ }
+ pcie_device_get(pcie_device);
+ list_add_tail(&pcie_device->list, &ioc->pcie_device_list);
+
+ spin_unlock_irqrestore(&ioc->pcie_device_lock, flags);
+}
+
+/**
+ * _scsih_probe_pcie - reporting PCIe devices to scsi-ml
+ * @ioc: per adapter object
+ *
+ * Called during initial loading of the driver.
+ */
+static void
+_scsih_probe_pcie(struct MPT3SAS_ADAPTER *ioc)
+{
+ struct _pcie_device *pcie_device;
+ int rc;
+
+ /* PCIe Device List */
+ while ((pcie_device = get_next_pcie_device(ioc))) {
+ if (pcie_device->starget) {
+ pcie_device_put(pcie_device);
+ continue;
+ }
+ rc = scsi_add_device(ioc->shost, PCIE_CHANNEL,
+ pcie_device->id, 0);
+ if (rc) {
+ _scsih_pcie_device_remove(ioc, pcie_device);
+ pcie_device_put(pcie_device);
+ continue;
+ } else if (!pcie_device->starget) {
+ /*
+ * When async scanning is enabled, its not possible to
+ * remove devices while scanning is turned on due to an
+ * oops in scsi_sysfs_add_sdev()->add_device()->
+ * sysfs_addrm_start()
+ */
+ if (!ioc->is_driver_loading) {
+ /* TODO-- Need to find out whether this condition will
+ * occur or not
+ */
+ _scsih_pcie_device_remove(ioc, pcie_device);
+ pcie_device_put(pcie_device);
+ continue;
+ }
+ }
+ pcie_device_make_active(ioc, pcie_device);
+ pcie_device_put(pcie_device);
+ }
+}
+
+/**
* _scsih_probe_devices - probing for devices
* @ioc: per adapter object
*
@@ -8525,8 +10302,10 @@ _scsih_probe_devices(struct MPT3SAS_ADAPTER *ioc)
_scsih_probe_sas(ioc);
_scsih_probe_raid(ioc);
}
- } else
+ } else {
_scsih_probe_sas(ioc);
+ _scsih_probe_pcie(ioc);
+ }
}
/**
@@ -8740,6 +10519,7 @@ _scsih_determine_hba_mpi_version(struct pci_dev *pdev)
case MPI26_MFGPAGE_DEVID_SAS3516:
case MPI26_MFGPAGE_DEVID_SAS3516_1:
case MPI26_MFGPAGE_DEVID_SAS3416:
+ case MPI26_MFGPAGE_DEVID_SAS3616:
return MPI26_VERSION;
}
return 0;
@@ -8817,6 +10597,7 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
case MPI26_MFGPAGE_DEVID_SAS3516:
case MPI26_MFGPAGE_DEVID_SAS3516_1:
case MPI26_MFGPAGE_DEVID_SAS3416:
+ case MPI26_MFGPAGE_DEVID_SAS3616:
ioc->is_gen35_ioc = 1;
break;
default:
@@ -8867,11 +10648,14 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
spin_lock_init(&ioc->sas_node_lock);
spin_lock_init(&ioc->fw_event_lock);
spin_lock_init(&ioc->raid_device_lock);
+ spin_lock_init(&ioc->pcie_device_lock);
spin_lock_init(&ioc->diag_trigger_lock);
INIT_LIST_HEAD(&ioc->sas_device_list);
INIT_LIST_HEAD(&ioc->sas_device_init_list);
INIT_LIST_HEAD(&ioc->sas_expander_list);
+ INIT_LIST_HEAD(&ioc->pcie_device_list);
+ INIT_LIST_HEAD(&ioc->pcie_device_init_list);
INIT_LIST_HEAD(&ioc->fw_event_list);
INIT_LIST_HEAD(&ioc->raid_device_list);
INIT_LIST_HEAD(&ioc->sas_hba.sas_port_list);
@@ -9273,6 +11057,9 @@ static const struct pci_device_id mpt3sas_pci_table[] = {
PCI_ANY_ID, PCI_ANY_ID },
{ MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3416,
PCI_ANY_ID, PCI_ANY_ID },
+ /* Mercator ~ 3616*/
+ { MPI2_MFGPAGE_VENDORID_LSI, MPI26_MFGPAGE_DEVID_SAS3616,
+ PCI_ANY_ID, PCI_ANY_ID },
{0} /* Terminating entry */
};
MODULE_DEVICE_TABLE(pci, mpt3sas_pci_table);