[SCSI] mpt2sas: Target Reset will be issued from Interrupt context.
(1) Added three new functions to handle sending target resest and OP_REMOVE
from interrupt time, they are _scsih_tm_tr_send, _scsih_tm_tr_complete, and
_scsih_sas_control_complete. This code will create a link list of pending
target resets if there is no more available request in the hipriority
request queue. The list is stored in ioc->delayed_tr_list.
(2) All callback handler return type is changed from void to u8.
Now _base_interrupt will check for return type of callback handlers to
take decision of message frame is already freed or not.
In genral,
Return 1 meaning mf should be freed from _base_interrupt
0 means the mf is freed from function.
Signed-off-by: Kashyap Desai <kashyap.desai@lsi.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Kashyap, Desai
James Bottomley
parent
595bb0bd62
commit
77e63ed443
6 changed files with 372 additions and 54 deletions
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@ -575,9 +575,10 @@ _base_display_reply_info(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
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* @msix_index: MSIX table index supplied by the OS
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* @reply: reply message frame(lower 32bit addr)
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*
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* Return nothing.
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* Return 1 meaning mf should be freed from _base_interrupt
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* 0 means the mf is freed from this function.
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*/
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void
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u8
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mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
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u32 reply)
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{
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@ -585,10 +586,10 @@ mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
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mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
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if (mpi_reply && mpi_reply->Function == MPI2_FUNCTION_EVENT_ACK)
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return;
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return 1;
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if (ioc->base_cmds.status == MPT2_CMD_NOT_USED)
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return;
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return 1;
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ioc->base_cmds.status |= MPT2_CMD_COMPLETE;
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if (mpi_reply) {
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@ -597,6 +598,7 @@ mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
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}
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ioc->base_cmds.status &= ~MPT2_CMD_PENDING;
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complete(&ioc->base_cmds.done);
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return 1;
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}
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/**
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@ -605,9 +607,10 @@ mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
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* @msix_index: MSIX table index supplied by the OS
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* @reply: reply message frame(lower 32bit addr)
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*
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* Return nothing.
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* Return 1 meaning mf should be freed from _base_interrupt
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* 0 means the mf is freed from this function.
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*/
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static void
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static u8
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_base_async_event(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, u32 reply)
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{
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Mpi2EventNotificationReply_t *mpi_reply;
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@ -616,9 +619,9 @@ _base_async_event(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, u32 reply)
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mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
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if (!mpi_reply)
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return;
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return 1;
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if (mpi_reply->Function != MPI2_FUNCTION_EVENT_NOTIFICATION)
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return;
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return 1;
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#ifdef CONFIG_SCSI_MPT2SAS_LOGGING
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_base_display_event_data(ioc, mpi_reply);
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#endif
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@ -647,6 +650,8 @@ _base_async_event(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, u32 reply)
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/* ctl callback handler */
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mpt2sas_ctl_event_callback(ioc, msix_index, reply);
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return 1;
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}
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/**
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@ -745,6 +750,7 @@ _base_interrupt(int irq, void *bus_id)
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u8 msix_index;
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struct MPT2SAS_ADAPTER *ioc = bus_id;
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Mpi2ReplyDescriptorsUnion_t *rpf;
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u8 rc;
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if (ioc->mask_interrupts)
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return IRQ_NONE;
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@ -777,12 +783,13 @@ _base_interrupt(int irq, void *bus_id)
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if (smid)
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cb_idx = _base_get_cb_idx(ioc, smid);
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if (smid && cb_idx != 0xFF) {
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mpt_callbacks[cb_idx](ioc, smid, msix_index,
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rc = mpt_callbacks[cb_idx](ioc, smid, msix_index,
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reply);
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if (reply)
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_base_display_reply_info(ioc, smid, msix_index,
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reply);
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mpt2sas_base_free_smid(ioc, smid);
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if (rc)
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mpt2sas_base_free_smid(ioc, smid);
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}
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if (!smid)
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_base_async_event(ioc, msix_index, reply);
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@ -3323,10 +3330,18 @@ _base_make_ioc_operational(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
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unsigned long flags;
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u32 reply_address;
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u16 smid;
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struct _tr_list *delayed_tr, *delayed_tr_next;
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dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name,
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__func__));
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/* clean the delayed target reset list */
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list_for_each_entry_safe(delayed_tr, delayed_tr_next,
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&ioc->delayed_tr_list, list) {
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list_del(&delayed_tr->list);
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kfree(delayed_tr);
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}
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/* initialize the scsi lookup free list */
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spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
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INIT_LIST_HEAD(&ioc->free_list);
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@ -307,6 +307,7 @@ struct _sas_device {
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u16 slot;
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u8 hidden_raid_component;
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u8 responding;
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u16 state;
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};
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/**
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@ -443,6 +444,17 @@ struct request_tracker {
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struct list_head tracker_list;
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};
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/**
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* struct _tr_list - target reset list
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* @handle: device handle
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* @state: state machine
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*/
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struct _tr_list {
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struct list_head list;
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u16 handle;
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u16 state;
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};
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typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr);
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/**
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@ -617,6 +629,8 @@ struct MPT2SAS_ADAPTER {
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u8 ctl_cb_idx;
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u8 base_cb_idx;
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u8 config_cb_idx;
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u8 tm_tr_cb_idx;
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u8 tm_sas_control_cb_idx;
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struct _internal_cmd base_cmds;
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struct _internal_cmd transport_cmds;
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struct _internal_cmd tm_cmds;
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@ -727,6 +741,8 @@ struct MPT2SAS_ADAPTER {
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struct dma_pool *reply_post_free_dma_pool;
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u32 reply_post_host_index;
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struct list_head delayed_tr_list;
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/* diag buffer support */
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u8 *diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT];
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u32 diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT];
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@ -738,8 +754,8 @@ struct MPT2SAS_ADAPTER {
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u32 diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT];
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};
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typedef void (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid,
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u8 msix_index, u32 reply);
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typedef u8 (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
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u32 reply);
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/* base shared API */
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@ -757,7 +773,8 @@ int mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
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void *mpt2sas_base_get_msg_frame(struct MPT2SAS_ADAPTER *ioc, u16 smid);
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void *mpt2sas_base_get_sense_buffer(struct MPT2SAS_ADAPTER *ioc, u16 smid);
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void mpt2sas_base_build_zero_len_sge(struct MPT2SAS_ADAPTER *ioc, void *paddr);
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dma_addr_t mpt2sas_base_get_sense_buffer_dma(struct MPT2SAS_ADAPTER *ioc, u16 smid);
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dma_addr_t mpt2sas_base_get_sense_buffer_dma(struct MPT2SAS_ADAPTER *ioc,
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u16 smid);
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/* hi-priority queue */
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u16 mpt2sas_base_get_smid_hpr(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
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@ -776,7 +793,7 @@ void mpt2sas_base_initialize_callback_handler(void);
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u8 mpt2sas_base_register_callback_handler(MPT_CALLBACK cb_func);
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void mpt2sas_base_release_callback_handler(u8 cb_idx);
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void mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
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u8 mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
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u32 reply);
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void *mpt2sas_base_get_reply_virt_addr(struct MPT2SAS_ADAPTER *ioc, u32 phys_addr);
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@ -791,6 +808,8 @@ int mpt2sas_base_scsi_enclosure_processor(struct MPT2SAS_ADAPTER *ioc,
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void mpt2sas_base_validate_event_type(struct MPT2SAS_ADAPTER *ioc, u32 *event_type);
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/* scsih shared API */
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u8 mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
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u32 reply);
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void mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint lun,
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u8 type, u16 smid_task, ulong timeout);
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void mpt2sas_scsih_set_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
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@ -802,12 +821,10 @@ struct _sas_node *mpt2sas_scsih_expander_find_by_sas_address(struct MPT2SAS_ADAP
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struct _sas_device *mpt2sas_scsih_sas_device_find_by_sas_address(
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struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
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void mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
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u32 reply);
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void mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
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/* config shared API */
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void mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
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u8 mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
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u32 reply);
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int mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys);
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int mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
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@ -861,17 +878,17 @@ extern struct device_attribute *mpt2sas_host_attrs[];
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extern struct device_attribute *mpt2sas_dev_attrs[];
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void mpt2sas_ctl_init(void);
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void mpt2sas_ctl_exit(void);
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void mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
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u8 mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
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u32 reply);
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void mpt2sas_ctl_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
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void mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
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u8 mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
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u32 reply);
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void mpt2sas_ctl_add_to_event_log(struct MPT2SAS_ADAPTER *ioc,
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Mpi2EventNotificationReply_t *mpi_reply);
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/* transport shared API */
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void mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid,
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u8 msix_index, u32 reply);
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u8 mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
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u32 reply);
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struct _sas_port *mpt2sas_transport_port_add(struct MPT2SAS_ADAPTER *ioc,
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u16 handle, u16 parent_handle);
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void mpt2sas_transport_port_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
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@ -885,6 +902,8 @@ void mpt2sas_transport_update_links(struct MPT2SAS_ADAPTER *ioc, u16 handle,
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extern struct sas_function_template mpt2sas_transport_functions;
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extern struct scsi_transport_template *mpt2sas_transport_template;
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extern int scsi_internal_device_block(struct scsi_device *sdev);
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extern u8 mpt2sas_stm_zero_smid_handler(struct MPT2SAS_ADAPTER *ioc,
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u8 msix_index, u32 reply);
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extern int scsi_internal_device_unblock(struct scsi_device *sdev);
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#endif /* MPT2SAS_BASE_H_INCLUDED */
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@ -233,18 +233,19 @@ _config_free_config_dma_memory(struct MPT2SAS_ADAPTER *ioc,
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*
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* The callback handler when using _config_request.
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*
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* Return nothing.
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* Return 1 meaning mf should be freed from _base_interrupt
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* 0 means the mf is freed from this function.
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*/
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void
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u8
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mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
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u32 reply)
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{
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MPI2DefaultReply_t *mpi_reply;
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if (ioc->config_cmds.status == MPT2_CMD_NOT_USED)
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return;
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return 1;
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if (ioc->config_cmds.smid != smid)
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return;
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return 1;
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ioc->config_cmds.status |= MPT2_CMD_COMPLETE;
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mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
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if (mpi_reply) {
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@ -258,6 +259,7 @@ mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
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#endif
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ioc->config_cmds.smid = USHORT_MAX;
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complete(&ioc->config_cmds.done);
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return 1;
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}
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/**
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@ -225,18 +225,19 @@ _ctl_display_some_debug(struct MPT2SAS_ADAPTER *ioc, u16 smid,
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*
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* The callback handler when using ioc->ctl_cb_idx.
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*
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* Return nothing.
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* Return 1 meaning mf should be freed from _base_interrupt
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* 0 means the mf is freed from this function.
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*/
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void
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u8
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mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
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u32 reply)
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{
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MPI2DefaultReply_t *mpi_reply;
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if (ioc->ctl_cmds.status == MPT2_CMD_NOT_USED)
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return;
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return 1;
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if (ioc->ctl_cmds.smid != smid)
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return;
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return 1;
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ioc->ctl_cmds.status |= MPT2_CMD_COMPLETE;
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mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
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if (mpi_reply) {
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@ -248,6 +249,7 @@ mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
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#endif
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ioc->ctl_cmds.status &= ~MPT2_CMD_PENDING;
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complete(&ioc->ctl_cmds.done);
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return 1;
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}
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/**
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@ -336,9 +338,10 @@ mpt2sas_ctl_add_to_event_log(struct MPT2SAS_ADAPTER *ioc,
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* This function merely adds a new work task into ioc->firmware_event_thread.
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* The tasks are worked from _firmware_event_work in user context.
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*
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* Return nothing.
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* Return 1 meaning mf should be freed from _base_interrupt
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* 0 means the mf is freed from this function.
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*/
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void
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u8
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mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
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u32 reply)
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{
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@ -346,6 +349,7 @@ mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
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mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
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mpt2sas_ctl_add_to_event_log(ioc, mpi_reply);
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return 1;
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}
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/**
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@ -79,6 +79,9 @@ static u8 transport_cb_idx = -1;
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static u8 config_cb_idx = -1;
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static int mpt_ids;
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static u8 tm_tr_cb_idx = -1 ;
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static u8 tm_sas_control_cb_idx = -1;
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/* command line options */
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static u32 logging_level;
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MODULE_PARM_DESC(logging_level, " bits for enabling additional logging info "
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@ -1641,17 +1644,18 @@ _scsih_response_code(struct MPT2SAS_ADAPTER *ioc, u8 response_code)
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*
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* The callback handler when using scsih_issue_tm.
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*
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* Return nothing.
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* Return 1 meaning mf should be freed from _base_interrupt
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* 0 means the mf is freed from this function.
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*/
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static void
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static u8
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_scsih_tm_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
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{
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MPI2DefaultReply_t *mpi_reply;
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if (ioc->tm_cmds.status == MPT2_CMD_NOT_USED)
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return;
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return 1;
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if (ioc->tm_cmds.smid != smid)
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return;
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return 1;
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ioc->tm_cmds.status |= MPT2_CMD_COMPLETE;
|
||||
mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
|
||||
if (mpi_reply) {
|
||||
|
|
@ -1660,6 +1664,7 @@ _scsih_tm_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
|
|||
}
|
||||
ioc->tm_cmds.status &= ~MPT2_CMD_PENDING;
|
||||
complete(&ioc->tm_cmds.done);
|
||||
return 1;
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -2311,6 +2316,231 @@ _scsih_block_io_to_children_attached_directly(struct MPT2SAS_ADAPTER *ioc,
|
|||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* _scsih_tm_tr_send - send task management request
|
||||
* @ioc: per adapter object
|
||||
* @handle: device handle
|
||||
* Context: interrupt time.
|
||||
*
|
||||
* This code is to initiate the device removal handshake protocal
|
||||
* with controller firmware. This function will issue target reset
|
||||
* using high priority request queue. It will send a sas iounit
|
||||
* controll request (MPI2_SAS_OP_REMOVE_DEVICE) from this completion.
|
||||
*
|
||||
* This is designed to send muliple task management request at the same
|
||||
* time to the fifo. If the fifo is full, we will append the request,
|
||||
* and process it in a future completion.
|
||||
*/
|
||||
static void
|
||||
_scsih_tm_tr_send(struct MPT2SAS_ADAPTER *ioc, u16 handle)
|
||||
{
|
||||
Mpi2SCSITaskManagementRequest_t *mpi_request;
|
||||
struct MPT2SAS_TARGET *sas_target_priv_data;
|
||||
u16 smid;
|
||||
struct _sas_device *sas_device;
|
||||
unsigned long flags;
|
||||
struct _tr_list *delayed_tr;
|
||||
|
||||
if (ioc->shost_recovery) {
|
||||
printk(MPT2SAS_INFO_FMT "%s: host reset in progress!\n",
|
||||
__func__, ioc->name);
|
||||
return;
|
||||
}
|
||||
|
||||
spin_lock_irqsave(&ioc->sas_device_lock, flags);
|
||||
sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
|
||||
if (!sas_device) {
|
||||
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
|
||||
printk(MPT2SAS_ERR_FMT "%s: failed finding sas_device\n",
|
||||
ioc->name, __func__);
|
||||
return;
|
||||
}
|
||||
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
|
||||
|
||||
/* skip is hidden raid component */
|
||||
if (sas_device->hidden_raid_component)
|
||||
return;
|
||||
|
||||
smid = mpt2sas_base_get_smid_hpr(ioc, ioc->tm_tr_cb_idx);
|
||||
if (!smid) {
|
||||
delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC);
|
||||
if (!delayed_tr)
|
||||
return;
|
||||
INIT_LIST_HEAD(&delayed_tr->list);
|
||||
delayed_tr->handle = handle;
|
||||
delayed_tr->state = MPT2SAS_REQ_SAS_CNTRL;
|
||||
list_add_tail(&delayed_tr->list,
|
||||
&ioc->delayed_tr_list);
|
||||
if (sas_device->starget)
|
||||
dewtprintk(ioc, starget_printk(KERN_INFO,
|
||||
sas_device->starget, "DELAYED:tr:handle(0x%04x), "
|
||||
"(open)\n", sas_device->handle));
|
||||
return;
|
||||
}
|
||||
|
||||
if (sas_device->starget && sas_device->starget->hostdata) {
|
||||
sas_target_priv_data = sas_device->starget->hostdata;
|
||||
sas_target_priv_data->tm_busy = 1;
|
||||
dewtprintk(ioc, starget_printk(KERN_INFO, sas_device->starget,
|
||||
"tr:handle(0x%04x), (open)\n", sas_device->handle));
|
||||
}
|
||||
|
||||
mpi_request = mpt2sas_base_get_msg_frame(ioc, smid);
|
||||
memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t));
|
||||
mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT;
|
||||
mpi_request->DevHandle = cpu_to_le16(handle);
|
||||
mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET;
|
||||
sas_device->state |= MPTSAS_STATE_TR_SEND;
|
||||
sas_device->state |= MPT2SAS_REQ_SAS_CNTRL;
|
||||
mpt2sas_base_put_smid_hi_priority(ioc, smid);
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* _scsih_sas_control_complete - completion routine
|
||||
* @ioc: per adapter object
|
||||
* @smid: system request message index
|
||||
* @msix_index: MSIX table index supplied by the OS
|
||||
* @reply: reply message frame(lower 32bit addr)
|
||||
* Context: interrupt time.
|
||||
*
|
||||
* This is the sas iounit controll completion routine.
|
||||
* This code is part of the code to initiate the device removal
|
||||
* handshake protocal with controller firmware.
|
||||
*
|
||||
* Return 1 meaning mf should be freed from _base_interrupt
|
||||
* 0 means the mf is freed from this function.
|
||||
*/
|
||||
static u8
|
||||
_scsih_sas_control_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid,
|
||||
u8 msix_index, u32 reply)
|
||||
{
|
||||
unsigned long flags;
|
||||
u16 handle;
|
||||
struct _sas_device *sas_device;
|
||||
Mpi2SasIoUnitControlReply_t *mpi_reply =
|
||||
mpt2sas_base_get_reply_virt_addr(ioc, reply);
|
||||
|
||||
handle = le16_to_cpu(mpi_reply->DevHandle);
|
||||
|
||||
spin_lock_irqsave(&ioc->sas_device_lock, flags);
|
||||
sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
|
||||
if (!sas_device) {
|
||||
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
|
||||
printk(MPT2SAS_ERR_FMT "%s: failed finding sas_device\n",
|
||||
ioc->name, __func__);
|
||||
return 1;
|
||||
}
|
||||
sas_device->state |= MPTSAS_STATE_CNTRL_COMPLETE;
|
||||
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
|
||||
|
||||
if (sas_device->starget)
|
||||
dewtprintk(ioc, starget_printk(KERN_INFO, sas_device->starget,
|
||||
"sc_complete:handle(0x%04x), "
|
||||
"ioc_status(0x%04x), loginfo(0x%08x)\n",
|
||||
handle, le16_to_cpu(mpi_reply->IOCStatus),
|
||||
le32_to_cpu(mpi_reply->IOCLogInfo)));
|
||||
return 1;
|
||||
}
|
||||
|
||||
/**
|
||||
* _scsih_tm_tr_complete -
|
||||
* @ioc: per adapter object
|
||||
* @smid: system request message index
|
||||
* @msix_index: MSIX table index supplied by the OS
|
||||
* @reply: reply message frame(lower 32bit addr)
|
||||
* Context: interrupt time.
|
||||
*
|
||||
* This is the target reset completion routine.
|
||||
* This code is part of the code to initiate the device removal
|
||||
* handshake protocal with controller firmware.
|
||||
* It will send a sas iounit controll request (MPI2_SAS_OP_REMOVE_DEVICE)
|
||||
*
|
||||
* Return 1 meaning mf should be freed from _base_interrupt
|
||||
* 0 means the mf is freed from this function.
|
||||
*/
|
||||
static u8
|
||||
_scsih_tm_tr_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
|
||||
u32 reply)
|
||||
{
|
||||
unsigned long flags;
|
||||
u16 handle;
|
||||
struct _sas_device *sas_device;
|
||||
Mpi2SCSITaskManagementReply_t *mpi_reply =
|
||||
mpt2sas_base_get_reply_virt_addr(ioc, reply);
|
||||
Mpi2SasIoUnitControlRequest_t *mpi_request;
|
||||
u16 smid_sas_ctrl;
|
||||
struct MPT2SAS_TARGET *sas_target_priv_data;
|
||||
struct _tr_list *delayed_tr;
|
||||
u8 rc;
|
||||
|
||||
handle = le16_to_cpu(mpi_reply->DevHandle);
|
||||
spin_lock_irqsave(&ioc->sas_device_lock, flags);
|
||||
sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
|
||||
if (!sas_device) {
|
||||
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
|
||||
printk(MPT2SAS_ERR_FMT "%s: failed finding sas_device\n",
|
||||
ioc->name, __func__);
|
||||
return 1;
|
||||
}
|
||||
sas_device->state |= MPTSAS_STATE_TR_COMPLETE;
|
||||
spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
|
||||
|
||||
if (sas_device->starget)
|
||||
dewtprintk(ioc, starget_printk(KERN_INFO, sas_device->starget,
|
||||
"tr_complete:handle(0x%04x), (%s) ioc_status(0x%04x), "
|
||||
"loginfo(0x%08x), completed(%d)\n",
|
||||
sas_device->handle, (sas_device->state &
|
||||
MPT2SAS_REQ_SAS_CNTRL) ? "open" : "active",
|
||||
le16_to_cpu(mpi_reply->IOCStatus),
|
||||
le32_to_cpu(mpi_reply->IOCLogInfo),
|
||||
le32_to_cpu(mpi_reply->TerminationCount)));
|
||||
|
||||
if (sas_device->starget && sas_device->starget->hostdata) {
|
||||
sas_target_priv_data = sas_device->starget->hostdata;
|
||||
sas_target_priv_data->tm_busy = 0;
|
||||
}
|
||||
|
||||
if (!list_empty(&ioc->delayed_tr_list)) {
|
||||
delayed_tr = list_entry(ioc->delayed_tr_list.next,
|
||||
struct _tr_list, list);
|
||||
mpt2sas_base_free_smid(ioc, smid);
|
||||
if (delayed_tr->state & MPT2SAS_REQ_SAS_CNTRL)
|
||||
_scsih_tm_tr_send(ioc, delayed_tr->handle);
|
||||
list_del(&delayed_tr->list);
|
||||
kfree(delayed_tr);
|
||||
rc = 0; /* tells base_interrupt not to free mf */
|
||||
} else
|
||||
rc = 1;
|
||||
|
||||
|
||||
if (!(sas_device->state & MPT2SAS_REQ_SAS_CNTRL))
|
||||
return rc;
|
||||
|
||||
if (ioc->shost_recovery) {
|
||||
printk(MPT2SAS_INFO_FMT "%s: host reset in progress!\n",
|
||||
__func__, ioc->name);
|
||||
return rc;
|
||||
}
|
||||
|
||||
smid_sas_ctrl = mpt2sas_base_get_smid(ioc, ioc->tm_sas_control_cb_idx);
|
||||
if (!smid_sas_ctrl) {
|
||||
printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n",
|
||||
ioc->name, __func__);
|
||||
return rc;
|
||||
}
|
||||
|
||||
mpi_request = mpt2sas_base_get_msg_frame(ioc, smid_sas_ctrl);
|
||||
memset(mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t));
|
||||
mpi_request->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL;
|
||||
mpi_request->Operation = MPI2_SAS_OP_REMOVE_DEVICE;
|
||||
mpi_request->DevHandle = mpi_reply->DevHandle;
|
||||
sas_device->state |= MPTSAS_STATE_CNTRL_SEND;
|
||||
mpt2sas_base_put_smid_default(ioc, smid_sas_ctrl);
|
||||
return rc;
|
||||
}
|
||||
|
||||
/**
|
||||
* _scsih_check_topo_delete_events - sanity check on topo events
|
||||
* @ioc: per adapter object
|
||||
|
|
@ -2333,6 +2563,21 @@ _scsih_check_topo_delete_events(struct MPT2SAS_ADAPTER *ioc,
|
|||
u16 expander_handle;
|
||||
struct _sas_node *sas_expander;
|
||||
unsigned long flags;
|
||||
int i, reason_code;
|
||||
u16 handle;
|
||||
|
||||
for (i = 0 ; i < event_data->NumEntries; i++) {
|
||||
if (event_data->PHY[i].PhyStatus &
|
||||
MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT)
|
||||
continue;
|
||||
handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
|
||||
if (!handle)
|
||||
continue;
|
||||
reason_code = event_data->PHY[i].PhyStatus &
|
||||
MPI2_EVENT_SAS_TOPO_RC_MASK;
|
||||
if (reason_code == MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING)
|
||||
_scsih_tm_tr_send(ioc, handle);
|
||||
}
|
||||
|
||||
expander_handle = le16_to_cpu(event_data->ExpanderDevHandle);
|
||||
if (expander_handle < ioc->sas_hba.num_phys) {
|
||||
|
|
@ -2915,11 +3160,12 @@ _scsih_smart_predicted_fault(struct MPT2SAS_ADAPTER *ioc, u16 handle)
|
|||
* @msix_index: MSIX table index supplied by the OS
|
||||
* @reply: reply message frame(lower 32bit addr)
|
||||
*
|
||||
* Callback handler when using scsih_qcmd.
|
||||
* Callback handler when using _scsih_qcmd.
|
||||
*
|
||||
* Return nothing.
|
||||
* Return 1 meaning mf should be freed from _base_interrupt
|
||||
* 0 means the mf is freed from this function.
|
||||
*/
|
||||
static void
|
||||
static u8
|
||||
_scsih_io_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
|
||||
{
|
||||
Mpi2SCSIIORequest_t *mpi_request;
|
||||
|
|
@ -2936,7 +3182,7 @@ _scsih_io_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
|
|||
mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
|
||||
scmd = _scsih_scsi_lookup_get(ioc, smid);
|
||||
if (scmd == NULL)
|
||||
return;
|
||||
return 1;
|
||||
|
||||
mpi_request = mpt2sas_base_get_msg_frame(ioc, smid);
|
||||
|
||||
|
|
@ -3092,6 +3338,7 @@ _scsih_io_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
|
|||
out:
|
||||
scsi_dma_unmap(scmd);
|
||||
scmd->scsi_done(scmd);
|
||||
return 1;
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -3623,6 +3870,12 @@ _scsih_remove_device(struct MPT2SAS_ADAPTER *ioc, u16 handle)
|
|||
if (ioc->remove_host)
|
||||
goto out;
|
||||
|
||||
if ((sas_device->state & MPTSAS_STATE_TR_COMPLETE)) {
|
||||
dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "\tskip "
|
||||
"target_reset handle(0x%04x)\n", ioc->name, handle));
|
||||
goto skip_tr;
|
||||
}
|
||||
|
||||
/* Target Reset to flush out all the outstanding IO */
|
||||
device_handle = (sas_device->hidden_raid_component) ?
|
||||
sas_device->volume_handle : handle;
|
||||
|
|
@ -3639,6 +3892,13 @@ _scsih_remove_device(struct MPT2SAS_ADAPTER *ioc, u16 handle)
|
|||
if (ioc->shost_recovery)
|
||||
goto out;
|
||||
}
|
||||
skip_tr:
|
||||
|
||||
if ((sas_device->state & MPTSAS_STATE_CNTRL_COMPLETE)) {
|
||||
dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "\tskip "
|
||||
"sas_cntrl handle(0x%04x)\n", ioc->name, handle));
|
||||
goto out;
|
||||
}
|
||||
|
||||
/* SAS_IO_UNIT_CNTR - send REMOVE_DEVICE */
|
||||
dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "sas_iounit: handle"
|
||||
|
|
@ -4829,6 +5089,10 @@ _scsih_mark_responding_sas_device(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
|
|||
if (sas_device->sas_address == sas_address &&
|
||||
sas_device->slot == slot && sas_device->starget) {
|
||||
sas_device->responding = 1;
|
||||
sas_device->state = 0;
|
||||
starget = sas_device->starget;
|
||||
sas_target_priv_data = starget->hostdata;
|
||||
sas_target_priv_data->tm_busy = 0;
|
||||
starget_printk(KERN_INFO, sas_device->starget,
|
||||
"handle(0x%04x), sas_addr(0x%016llx), enclosure "
|
||||
"logical id(0x%016llx), slot(%d)\n", handle,
|
||||
|
|
@ -4841,8 +5105,6 @@ _scsih_mark_responding_sas_device(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
|
|||
printk(KERN_INFO "\thandle changed from(0x%04x)!!!\n",
|
||||
sas_device->handle);
|
||||
sas_device->handle = handle;
|
||||
starget = sas_device->starget;
|
||||
sas_target_priv_data = starget->hostdata;
|
||||
sas_target_priv_data->handle = handle;
|
||||
goto out;
|
||||
}
|
||||
|
|
@ -5235,9 +5497,10 @@ _firmware_event_work(struct work_struct *work)
|
|||
* This function merely adds a new work task into ioc->firmware_event_thread.
|
||||
* The tasks are worked from _firmware_event_work in user context.
|
||||
*
|
||||
* Return nothing.
|
||||
* Return 1 meaning mf should be freed from _base_interrupt
|
||||
* 0 means the mf is freed from this function.
|
||||
*/
|
||||
void
|
||||
u8
|
||||
mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
|
||||
u32 reply)
|
||||
{
|
||||
|
|
@ -5250,11 +5513,11 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
|
|||
spin_lock_irqsave(&ioc->fw_event_lock, flags);
|
||||
if (ioc->fw_events_off || ioc->remove_host) {
|
||||
spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
|
||||
return;
|
||||
return 1;
|
||||
}
|
||||
spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
|
||||
|
||||
mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
|
||||
mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
|
||||
event = le16_to_cpu(mpi_reply->Event);
|
||||
|
||||
switch (event) {
|
||||
|
|
@ -5268,7 +5531,7 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
|
|||
if (baen_data->Primitive !=
|
||||
MPI2_EVENT_PRIMITIVE_ASYNCHRONOUS_EVENT ||
|
||||
ioc->broadcast_aen_busy)
|
||||
return;
|
||||
return 1;
|
||||
ioc->broadcast_aen_busy = 1;
|
||||
break;
|
||||
}
|
||||
|
|
@ -5290,14 +5553,14 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
|
|||
break;
|
||||
|
||||
default: /* ignore the rest */
|
||||
return;
|
||||
return 1;
|
||||
}
|
||||
|
||||
fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC);
|
||||
if (!fw_event) {
|
||||
printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
|
||||
ioc->name, __FILE__, __LINE__, __func__);
|
||||
return;
|
||||
return 1;
|
||||
}
|
||||
fw_event->event_data =
|
||||
kzalloc(mpi_reply->EventDataLength*4, GFP_ATOMIC);
|
||||
|
|
@ -5305,7 +5568,7 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
|
|||
printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
|
||||
ioc->name, __FILE__, __LINE__, __func__);
|
||||
kfree(fw_event);
|
||||
return;
|
||||
return 1;
|
||||
}
|
||||
|
||||
memcpy(fw_event->event_data, mpi_reply->EventData,
|
||||
|
|
@ -5315,6 +5578,7 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
|
|||
fw_event->VP_ID = mpi_reply->VP_ID;
|
||||
fw_event->event = event;
|
||||
_scsih_fw_event_add(ioc, fw_event);
|
||||
return 1;
|
||||
}
|
||||
|
||||
/* shost template */
|
||||
|
|
@ -5574,7 +5838,7 @@ _scsih_probe_raid(struct MPT2SAS_ADAPTER *ioc)
|
|||
}
|
||||
|
||||
/**
|
||||
* _scsih_probe_sas - reporting raid volumes to sas transport
|
||||
* _scsih_probe_sas - reporting sas devices to sas transport
|
||||
* @ioc: per adapter object
|
||||
*
|
||||
* Called during initial loading of the driver.
|
||||
|
|
@ -5671,6 +5935,8 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
|
|||
ioc->base_cb_idx = base_cb_idx;
|
||||
ioc->transport_cb_idx = transport_cb_idx;
|
||||
ioc->config_cb_idx = config_cb_idx;
|
||||
ioc->tm_tr_cb_idx = tm_tr_cb_idx;
|
||||
ioc->tm_sas_control_cb_idx = tm_sas_control_cb_idx;
|
||||
ioc->logging_level = logging_level;
|
||||
/* misc semaphores and spin locks */
|
||||
spin_lock_init(&ioc->ioc_reset_in_progress_lock);
|
||||
|
|
@ -5686,6 +5952,7 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
|
|||
INIT_LIST_HEAD(&ioc->fw_event_list);
|
||||
INIT_LIST_HEAD(&ioc->raid_device_list);
|
||||
INIT_LIST_HEAD(&ioc->sas_hba.sas_port_list);
|
||||
INIT_LIST_HEAD(&ioc->delayed_tr_list);
|
||||
|
||||
/* init shost parameters */
|
||||
shost->max_cmd_len = 16;
|
||||
|
|
@ -5702,6 +5969,7 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
|
|||
|
||||
scsi_host_set_prot(shost, SHOST_DIF_TYPE1_PROTECTION
|
||||
| SHOST_DIF_TYPE3_PROTECTION);
|
||||
scsi_host_set_guard(shost, SHOST_DIX_GUARD_CRC);
|
||||
|
||||
/* event thread */
|
||||
snprintf(ioc->firmware_event_name, sizeof(ioc->firmware_event_name),
|
||||
|
|
@ -5851,6 +6119,11 @@ _scsih_init(void)
|
|||
/* ctl module callback handler */
|
||||
ctl_cb_idx = mpt2sas_base_register_callback_handler(mpt2sas_ctl_done);
|
||||
|
||||
tm_tr_cb_idx = mpt2sas_base_register_callback_handler(
|
||||
_scsih_tm_tr_complete);
|
||||
tm_sas_control_cb_idx = mpt2sas_base_register_callback_handler(
|
||||
_scsih_sas_control_complete);
|
||||
|
||||
mpt2sas_ctl_init();
|
||||
|
||||
error = pci_register_driver(&scsih_driver);
|
||||
|
|
@ -5881,6 +6154,9 @@ _scsih_exit(void)
|
|||
mpt2sas_base_release_callback_handler(config_cb_idx);
|
||||
mpt2sas_base_release_callback_handler(ctl_cb_idx);
|
||||
|
||||
mpt2sas_base_release_callback_handler(tm_tr_cb_idx);
|
||||
mpt2sas_base_release_callback_handler(tm_sas_control_cb_idx);
|
||||
|
||||
mpt2sas_ctl_exit();
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -218,9 +218,10 @@ _transport_set_identify(struct MPT2SAS_ADAPTER *ioc, u16 handle,
|
|||
* Callback handler when sending internal generated transport cmds.
|
||||
* The callback index passed is `ioc->transport_cb_idx`
|
||||
*
|
||||
* Return nothing.
|
||||
* Return 1 meaning mf should be freed from _base_interrupt
|
||||
* 0 means the mf is freed from this function.
|
||||
*/
|
||||
void
|
||||
u8
|
||||
mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
|
||||
u32 reply)
|
||||
{
|
||||
|
|
@ -228,9 +229,9 @@ mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
|
|||
|
||||
mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
|
||||
if (ioc->transport_cmds.status == MPT2_CMD_NOT_USED)
|
||||
return;
|
||||
return 1;
|
||||
if (ioc->transport_cmds.smid != smid)
|
||||
return;
|
||||
return 1;
|
||||
ioc->transport_cmds.status |= MPT2_CMD_COMPLETE;
|
||||
if (mpi_reply) {
|
||||
memcpy(ioc->transport_cmds.reply, mpi_reply,
|
||||
|
|
@ -239,6 +240,7 @@ mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
|
|||
}
|
||||
ioc->transport_cmds.status &= ~MPT2_CMD_PENDING;
|
||||
complete(&ioc->transport_cmds.done);
|
||||
return 1;
|
||||
}
|
||||
|
||||
/* report manufacture request structure */
|
||||
|
|
|
|||
Loading…
Reference in a new issue