diff options
Diffstat (limited to 'drivers/message/fusion')
| -rw-r--r-- | drivers/message/fusion/mptbase.c | 220 | ||||
| -rw-r--r-- | drivers/message/fusion/mptbase.h | 33 | ||||
| -rw-r--r-- | drivers/message/fusion/mptctl.c | 5 | ||||
| -rw-r--r-- | drivers/message/fusion/mptfc.c | 6 | ||||
| -rw-r--r-- | drivers/message/fusion/mptlan.c | 16 | ||||
| -rw-r--r-- | drivers/message/fusion/mptsas.c | 8 | ||||
| -rw-r--r-- | drivers/message/fusion/mptspi.c | 6 |
7 files changed, 150 insertions, 144 deletions
diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c index 7ef86cb3aa5..8cf0f5155e2 100644 --- a/drivers/message/fusion/mptbase.c +++ b/drivers/message/fusion/mptbase.c @@ -102,8 +102,6 @@ static int mfcounter = 0; /* * Public data... */ -int mpt_lan_index = -1; -int mpt_stm_index = -1; struct proc_dir_entry *mpt_proc_root_dir; @@ -125,11 +123,14 @@ static MPT_EVHANDLER MptEvHandlers[MPT_MAX_PROTOCOL_DRIVERS]; static MPT_RESETHANDLER MptResetHandlers[MPT_MAX_PROTOCOL_DRIVERS]; static struct mpt_pci_driver *MptDeviceDriverHandlers[MPT_MAX_PROTOCOL_DRIVERS]; -static int mpt_base_index = -1; -static int last_drv_idx = -1; - static DECLARE_WAIT_QUEUE_HEAD(mpt_waitq); +/* + * Driver Callback Index's + */ +static u8 mpt_base_index = MPT_MAX_PROTOCOL_DRIVERS; +static u8 last_drv_idx; + /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /* * Forward protos... @@ -235,6 +236,23 @@ static int mpt_set_debug_level(const char *val, struct kernel_param *kp) return 0; } +/** + * mpt_get_cb_idx - obtain cb_idx for registered driver + * @dclass: class driver enum + * + * Returns cb_idx, or zero means it wasn't found + **/ +static u8 +mpt_get_cb_idx(MPT_DRIVER_CLASS dclass) +{ + u8 cb_idx; + + for (cb_idx = MPT_MAX_PROTOCOL_DRIVERS-1; cb_idx; cb_idx--) + if (MptDriverClass[cb_idx] == dclass) + return cb_idx; + return 0; +} + /* * Process turbo (context) reply... */ @@ -243,8 +261,8 @@ mpt_turbo_reply(MPT_ADAPTER *ioc, u32 pa) { MPT_FRAME_HDR *mf = NULL; MPT_FRAME_HDR *mr = NULL; - int req_idx = 0; - int cb_idx; + u16 req_idx = 0; + u8 cb_idx; dmfprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Got TURBO reply req_idx=%08x\n", ioc->name, pa)); @@ -256,7 +274,7 @@ mpt_turbo_reply(MPT_ADAPTER *ioc, u32 pa) mf = MPT_INDEX_2_MFPTR(ioc, req_idx); break; case MPI_CONTEXT_REPLY_TYPE_LAN: - cb_idx = mpt_lan_index; + cb_idx = mpt_get_cb_idx(MPTLAN_DRIVER); /* * Blind set of mf to NULL here was fatal * after lan_reply says "freeme" @@ -277,7 +295,7 @@ mpt_turbo_reply(MPT_ADAPTER *ioc, u32 pa) mr = (MPT_FRAME_HDR *) CAST_U32_TO_PTR(pa); break; case MPI_CONTEXT_REPLY_TYPE_SCSI_TARGET: - cb_idx = mpt_stm_index; + cb_idx = mpt_get_cb_idx(MPTSTM_DRIVER); mr = (MPT_FRAME_HDR *) CAST_U32_TO_PTR(pa); break; default: @@ -286,7 +304,7 @@ mpt_turbo_reply(MPT_ADAPTER *ioc, u32 pa) } /* Check for (valid) IO callback! */ - if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS || + if (!cb_idx || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS || MptCallbacks[cb_idx] == NULL) { printk(MYIOC_s_WARN_FMT "%s: Invalid cb_idx (%d)!\n", __FUNCTION__, ioc->name, cb_idx); @@ -304,8 +322,8 @@ mpt_reply(MPT_ADAPTER *ioc, u32 pa) { MPT_FRAME_HDR *mf; MPT_FRAME_HDR *mr; - int req_idx; - int cb_idx; + u16 req_idx; + u8 cb_idx; int freeme; u32 reply_dma_low; @@ -350,7 +368,7 @@ mpt_reply(MPT_ADAPTER *ioc, u32 pa) mpt_iocstatus_info(ioc, (u32)ioc_stat, mf); /* Check for (valid) IO callback! */ - if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS || + if (!cb_idx || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS || MptCallbacks[cb_idx] == NULL) { printk(MYIOC_s_WARN_FMT "%s: Invalid cb_idx (%d)!\n", __FUNCTION__, ioc->name, cb_idx); @@ -563,28 +581,27 @@ mpt_base_reply(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf, MPT_FRAME_HDR *reply) * in order to register separate callbacks; one for "normal" SCSI IO; * one for MptScsiTaskMgmt requests; one for Scan/DV requests. * - * Returns a positive integer valued "handle" in the - * range (and S.O.D. order) {N,...,7,6,5,...,1} if successful. - * Any non-positive return value (including zero!) should be considered - * an error by the caller. + * Returns u8 valued "handle" in the range (and S.O.D. order) + * {N,...,7,6,5,...,1} if successful. + * A return value of MPT_MAX_PROTOCOL_DRIVERS (including zero!) should be + * considered an error by the caller. */ -int +u8 mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass) { - int i; - - last_drv_idx = -1; + u8 cb_idx; + last_drv_idx = MPT_MAX_PROTOCOL_DRIVERS; /* * Search for empty callback slot in this order: {N,...,7,6,5,...,1} * (slot/handle 0 is reserved!) */ - for (i = MPT_MAX_PROTOCOL_DRIVERS-1; i; i--) { - if (MptCallbacks[i] == NULL) { - MptCallbacks[i] = cbfunc; - MptDriverClass[i] = dclass; - MptEvHandlers[i] = NULL; - last_drv_idx = i; + for (cb_idx = MPT_MAX_PROTOCOL_DRIVERS-1; cb_idx; cb_idx--) { + if (MptCallbacks[cb_idx] == NULL) { + MptCallbacks[cb_idx] = cbfunc; + MptDriverClass[cb_idx] = dclass; + MptEvHandlers[cb_idx] = NULL; + last_drv_idx = cb_idx; break; } } @@ -601,9 +618,9 @@ mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass) * module is unloaded. */ void -mpt_deregister(int cb_idx) +mpt_deregister(u8 cb_idx) { - if ((cb_idx >= 0) && (cb_idx < MPT_MAX_PROTOCOL_DRIVERS)) { + if (cb_idx && (cb_idx < MPT_MAX_PROTOCOL_DRIVERS)) { MptCallbacks[cb_idx] = NULL; MptDriverClass[cb_idx] = MPTUNKNOWN_DRIVER; MptEvHandlers[cb_idx] = NULL; @@ -625,9 +642,9 @@ mpt_deregister(int cb_idx) * Returns 0 for success. */ int -mpt_event_register(int cb_idx, MPT_EVHANDLER ev_cbfunc) +mpt_event_register(u8 cb_idx, MPT_EVHANDLER ev_cbfunc) { - if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) + if (!cb_idx || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) return -1; MptEvHandlers[cb_idx] = ev_cbfunc; @@ -645,9 +662,9 @@ mpt_event_register(int cb_idx, MPT_EVHANDLER ev_cbfunc) * or when its module is unloaded. */ void -mpt_event_deregister(int cb_idx) +mpt_event_deregister(u8 cb_idx) { - if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) + if (!cb_idx || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) return; MptEvHandlers[cb_idx] = NULL; @@ -665,9 +682,9 @@ mpt_event_deregister(int cb_idx) * Returns 0 for success. */ int -mpt_reset_register(int cb_idx, MPT_RESETHANDLER reset_func) +mpt_reset_register(u8 cb_idx, MPT_RESETHANDLER reset_func) { - if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) + if (!cb_idx || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) return -1; MptResetHandlers[cb_idx] = reset_func; @@ -684,9 +701,9 @@ mpt_reset_register(int cb_idx, MPT_RESETHANDLER reset_func) * or when its module is unloaded. */ void -mpt_reset_deregister(int cb_idx) +mpt_reset_deregister(u8 cb_idx) { - if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) + if (!cb_idx || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) return; MptResetHandlers[cb_idx] = NULL; @@ -699,12 +716,12 @@ mpt_reset_deregister(int cb_idx) * @cb_idx: MPT protocol driver index */ int -mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, int cb_idx) +mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, u8 cb_idx) { MPT_ADAPTER *ioc; const struct pci_device_id *id; - if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) + if (!cb_idx || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) return -EINVAL; MptDeviceDriverHandlers[cb_idx] = dd_cbfunc; @@ -726,12 +743,12 @@ mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, int cb_idx) * @cb_idx: MPT protocol driver index */ void -mpt_device_driver_deregister(int cb_idx) +mpt_device_driver_deregister(u8 cb_idx) { struct mpt_pci_driver *dd_cbfunc; MPT_ADAPTER *ioc; - if (cb_idx < 1 || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) + if (!cb_idx || cb_idx >= MPT_MAX_PROTOCOL_DRIVERS) return; dd_cbfunc = MptDeviceDriverHandlers[cb_idx]; @@ -749,14 +766,14 @@ mpt_device_driver_deregister(int cb_idx) /** * mpt_get_msg_frame - Obtain a MPT request frame from the pool (of 1024) * allocated per MPT adapter. - * @handle: Handle of registered MPT protocol driver + * @cb_idx: Handle of registered MPT protocol driver * @ioc: Pointer to MPT adapter structure * * Returns pointer to a MPT request frame or %NULL if none are available * or IOC is not active. */ MPT_FRAME_HDR* -mpt_get_msg_frame(int handle, MPT_ADAPTER *ioc) +mpt_get_msg_frame(u8 cb_idx, MPT_ADAPTER *ioc) { MPT_FRAME_HDR *mf; unsigned long flags; @@ -781,7 +798,7 @@ mpt_get_msg_frame(int handle, MPT_ADAPTER *ioc) u.frame.linkage.list); list_del(&mf->u.frame.linkage.list); mf->u.frame.linkage.arg1 = 0; - mf->u.frame.hwhdr.msgctxu.fld.cb_idx = handle; /* byte */ + mf->u.frame.hwhdr.msgctxu.fld.cb_idx = cb_idx; /* byte */ req_offset = (u8 *)mf - (u8 *)ioc->req_frames; /* u16! */ req_idx = req_offset / ioc->req_sz; @@ -805,7 +822,7 @@ mpt_get_msg_frame(int handle, MPT_ADAPTER *ioc) #endif dmfprintk(ioc, printk(KERN_INFO MYNAM ": %s: mpt_get_msg_frame(%d,%d), got mf=%p\n", - ioc->name, handle, ioc->id, mf)); + ioc->name, cb_idx, ioc->id, mf)); return mf; } @@ -813,7 +830,7 @@ mpt_get_msg_frame(int handle, MPT_ADAPTER *ioc) /** * mpt_put_msg_frame - Send a protocol specific MPT request frame * to a IOC. - * @handle: Handle of registered MPT protocol driver + * @cb_idx: Handle of registered MPT protocol driver * @ioc: Pointer to MPT adapter structure * @mf: Pointer to MPT request frame * @@ -821,14 +838,14 @@ mpt_get_msg_frame(int handle, MPT_ADAPTER *ioc) * specific MPT adapter. */ void -mpt_put_msg_frame(int handle, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf) +mpt_put_msg_frame(u8 cb_idx, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf) { u32 mf_dma_addr; int req_offset; u16 req_idx; /* Request index */ /* ensure values are reset properly! */ - mf->u.frame.hwhdr.msgctxu.fld.cb_idx = handle; /* byte */ + mf->u.frame.hwhdr.msgctxu.fld.cb_idx = cb_idx; /* byte */ req_offset = (u8 *)mf - (u8 *)ioc->req_frames; /* u16! */ req_idx = req_offset / ioc->req_sz; @@ -845,7 +862,7 @@ mpt_put_msg_frame(int handle, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf) /** * mpt_put_msg_frame_hi_pri - Send a protocol specific MPT request frame * to a IOC using hi priority request queue. - * @handle: Handle of registered MPT protocol driver + * @cb_idx: Handle of registered MPT protocol driver * @ioc: Pointer to MPT adapter structure * @mf: Pointer to MPT request frame * @@ -853,14 +870,14 @@ mpt_put_msg_frame(int handle, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf) * specific MPT adapter. **/ void -mpt_put_msg_frame_hi_pri(int handle, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf) +mpt_put_msg_frame_hi_pri(u8 cb_idx, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf) { u32 mf_dma_addr; int req_offset; u16 req_idx; /* Request index */ /* ensure values are reset properly! */ - mf->u.frame.hwhdr.msgctxu.fld.cb_idx = handle; + mf->u.frame.hwhdr.msgctxu.fld.cb_idx = cb_idx; req_offset = (u8 *)mf - (u8 *)ioc->req_frames; req_idx = req_offset / ioc->req_sz; mf->u.frame.hwhdr.msgctxu.fld.req_idx = cpu_to_le16(req_idx); @@ -931,7 +948,7 @@ mpt_add_sge(char *pAddr, u32 flagslength, dma_addr_t dma_addr) /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /** * mpt_send_handshake_request - Send MPT request via doorbell handshake method. - * @handle: Handle of registered MPT protocol driver + * @cb_idx: Handle of registered MPT protocol driver * @ioc: Pointer to MPT adapter structure * @reqBytes: Size of the request in bytes * @req: Pointer to MPT request frame @@ -946,7 +963,7 @@ mpt_add_sge(char *pAddr, u32 flagslength, dma_addr_t dma_addr) * Returns 0 for success, non-zero for failure. */ int -mpt_send_handshake_request(int handle, MPT_ADAPTER *ioc, int reqBytes, u32 *req, int sleepFlag) +mpt_send_handshake_request(u8 cb_idx, MPT_ADAPTER *ioc, int reqBytes, u32 *req, int sleepFlag) { int r = 0; u8 *req_as_bytes; @@ -966,7 +983,7 @@ mpt_send_handshake_request(int handle, MPT_ADAPTER *ioc, int reqBytes, u32 *req, if (reqBytes >= 12 && ii >= 0 && ii < ioc->req_depth) { MPT_FRAME_HDR *mf = (MPT_FRAME_HDR*)req; mf->u.frame.hwhdr.msgctxu.fld.req_idx = cpu_to_le16(ii); - mf->u.frame.hwhdr.msgctxu.fld.cb_idx = handle; + mf->u.frame.hwhdr.msgctxu.fld.cb_idx = cb_idx; } /* Make sure there are no doorbells */ @@ -1432,6 +1449,7 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id) u32 msize; u32 psize; int ii; + u8 cb_idx; int r = -ENODEV; u8 revision; u8 pcixcmd; @@ -1655,10 +1673,10 @@ mpt_attach(struct pci_dev *pdev, const struct pci_device_id *id) } /* call per device driver probe entry point */ - for(ii=0; ii<MPT_MAX_PROTOCOL_DRIVERS; ii++) { - if(MptDeviceDriverHandlers[ii] && - MptDeviceDriverHandlers[ii]->probe) { - MptDeviceDriverHandlers[ii]->probe(pdev,id); + for(cb_idx=0; cb_idx<MPT_MAX_PROTOCOL_DRIVERS; cb_idx++) { + if(MptDeviceDriverHandlers[cb_idx] && + MptDeviceDriverHandlers[cb_idx]->probe) { + MptDeviceDriverHandlers[cb_idx]->probe(pdev,id); } } @@ -1695,7 +1713,7 @@ mpt_detach(struct pci_dev *pdev) { MPT_ADAPTER *ioc = pci_get_drvdata(pdev); char pname[32]; - int ii; + u8 cb_idx; sprintf(pname, MPT_PROCFS_MPTBASEDIR "/%s/summary", ioc->name); remove_proc_entry(pname, NULL); @@ -1705,10 +1723,10 @@ mpt_detach(struct pci_dev *pdev) remove_proc_entry(pname, NULL); /* call per device driver remove entry point */ - for(ii=0; ii<MPT_MAX_PROTOCOL_DRIVERS; ii++) { - if(MptDeviceDriverHandlers[ii] && - MptDeviceDriverHandlers[ii]->remove) { - MptDeviceDriverHandlers[ii]->remove(pdev); + for(cb_idx=0; cb_idx<MPT_MAX_PROTOCOL_DRIVERS; cb_idx++) { + if(MptDeviceDriverHandlers[cb_idx] && + MptDeviceDriverHandlers[cb_idx]->remove) { + MptDeviceDriverHandlers[cb_idx]->remove(pdev); } } @@ -1820,7 +1838,7 @@ mpt_resume(struct pci_dev *pdev) #endif static int -mpt_signal_reset(int index, MPT_ADAPTER *ioc, int reset_phase) +mpt_signal_reset(u8 index, MPT_ADAPTER *ioc, int reset_phase) { if ((MptDriverClass[index] == MPTSPI_DRIVER && ioc->bus_type != SPI) || @@ -1862,6 +1880,7 @@ mpt_do_ioc_recovery(MPT_ADAPTER *ioc, u32 reason, int sleepFlag) int hard; int rc=0; int ii; + u8 cb_idx; int handlers; int ret = 0; int reset_alt_ioc_active = 0; @@ -2146,20 +2165,20 @@ mpt_do_ioc_recovery(MPT_ADAPTER *ioc, u32 reason, int sleepFlag) */ if (hard_reset_done) { rc = handlers = 0; - for (ii=MPT_MAX_PROTOCOL_DRIVERS-1; ii; ii--) { - if ((ret == 0) && MptResetHandlers[ii]) { + for (cb_idx = MPT_MAX_PROTOCOL_DRIVERS-1; cb_idx; cb_idx--) { + if ((ret == 0) && MptResetHandlers[cb_idx]) { dprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Calling IOC post_reset handler #%d\n", - ioc->name, ii)); - rc += mpt_signal_reset(ii, ioc, MPT_IOC_POST_RESET); + ioc->name, cb_idx)); + rc += mpt_signal_reset(cb_idx, ioc, MPT_IOC_POST_RESET); handlers++; } - if (alt_ioc_ready && MptResetHandlers[ii]) { + if (alt_ioc_ready && MptResetHandlers[cb_idx]) { drsprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Calling alt-%s post_reset handler #%d\n", - ioc->name, ioc->alt_ioc->name, ii)); - rc += mpt_signal_reset(ii, ioc->alt_ioc, MPT_IOC_POST_RESET); + ioc->name, ioc->alt_ioc->name, cb_idx)); + rc += mpt_signal_reset(cb_idx, ioc->alt_ioc, MPT_IOC_POST_RESET); handlers++; } } @@ -3592,20 +3611,20 @@ mpt_diag_reset(MPT_ADAPTER *ioc, int ignore, int sleepFlag) * MptResetHandlers[] registered yet. */ { - int ii; + u8 cb_idx; int r = 0; - for (ii=MPT_MAX_PROTOCOL_DRIVERS-1; ii; ii--) { - if (MptResetHandlers[ii]) { + for (cb_idx = MPT_MAX_PROTOCOL_DRIVERS-1; cb_idx; cb_idx--) { + if (MptResetHandlers[cb_idx]) { dprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Calling IOC pre_reset handler #%d\n", - ioc->name, ii)); - r += mpt_signal_reset(ii, ioc, MPT_IOC_PRE_RESET); + ioc->name, cb_idx)); + r += mpt_signal_reset(cb_idx, ioc, MPT_IOC_PRE_RESET); if (ioc->alt_ioc) { dprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Calling alt-%s pre_reset handler #%d\n", - ioc->name, ioc->alt_ioc->name, ii)); - r += mpt_signal_reset(ii, ioc->alt_ioc, MPT_IOC_PRE_RESET); + ioc->name, ioc->alt_ioc->name, cb_idx)); + r += mpt_signal_reset(cb_idx, ioc->alt_ioc, MPT_IOC_PRE_RESET); } } } @@ -5907,7 +5926,7 @@ procmpt_summary_read(char *buf, char **start, off_t offset, int request, int *eo static int procmpt_version_read(char *buf, char **start, off_t offset, int request, int *eof, void *data) { - int ii; + u8 cb_idx; int scsi, fc, sas, lan, ctl, targ, dmp; char *drvname; int len; @@ -5916,10 +5935,10 @@ procmpt_version_read(char *buf, char **start, off_t offset, int request, int *eo len += sprintf(buf+len, " Fusion MPT base driver\n"); scsi = fc = sas = lan = ctl = targ = dmp = 0; - for (ii=MPT_MAX_PROTOCOL_DRIVERS-1; ii; ii--) { + for (cb_idx=MPT_MAX_PROTOCOL_DRIVERS-1; cb_idx; cb_idx--) { drvname = NULL; - if (MptCallbacks[ii]) { - switch (MptDriverClass[ii]) { + if (MptCallbacks[cb_idx]) { + switch (MptDriverClass[cb_idx]) { case MPTSPI_DRIVER: if (!scsi++) drvname = "SPI host"; break; @@ -6163,18 +6182,18 @@ mpt_HardResetHandler(MPT_ADAPTER *ioc, int sleepFlag) * For all other protocol drivers, this is a no-op. */ { - int ii; + u8 cb_idx; int r = 0; - for (ii=MPT_MAX_PROTOCOL_DRIVERS-1; ii; ii--) { - if (MptResetHandlers[ii]) { + for (cb_idx = MPT_MAX_PROTOCOL_DRIVERS-1; cb_idx; cb_idx--) { + if (MptResetHandlers[cb_idx]) { dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Calling IOC reset_setup handler #%d\n", - ioc->name, ii)); - r += mpt_signal_reset(ii, ioc, MPT_IOC_SETUP_RESET); + ioc->name, cb_idx)); + r += mpt_signal_reset(cb_idx, ioc, MPT_IOC_SETUP_RESET); if (ioc->alt_ioc) { dtmprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Calling alt-%s setup reset handler #%d\n", - ioc->name, ioc->alt_ioc->name, ii)); - r += mpt_signal_reset(ii, ioc->alt_ioc, MPT_IOC_SETUP_RESET); + ioc->name, ioc->alt_ioc->name, cb_idx)); + r += mpt_signal_reset(cb_idx, ioc->alt_ioc, MPT_IOC_SETUP_RESET); } } } @@ -6579,6 +6598,7 @@ ProcessEventNotification(MPT_ADAPTER *ioc, EventNotificationReply_t *pEventReply u32 evData0 = 0; // u32 evCtx; int ii; + u8 cb_idx; int r = 0; int handlers = 0; char evStr[EVENT_DESCR_STR_SZ]; @@ -6659,11 +6679,11 @@ ProcessEventNotification(MPT_ADAPTER *ioc, EventNotificationReply_t *pEventReply /* * Call each currently registered protocol event handler. */ - for (ii=MPT_MAX_PROTOCOL_DRIVERS-1; ii; ii--) { - if (MptEvHandlers[ii]) { + for (cb_idx=MPT_MAX_PROTOCOL_DRIVERS-1; cb_idx; cb_idx--) { + if (MptEvHandlers[cb_idx]) { devtverboseprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Routing Event to event handler #%d\n", - ioc->name, ii)); - r += (*(MptEvHandlers[ii]))(ioc, pEventReply); + ioc->name, cb_idx)); + r += (*(MptEvHandlers[cb_idx]))(ioc, pEventReply); handlers++; } } @@ -7354,8 +7374,6 @@ EXPORT_SYMBOL(mpt_send_handshake_request); EXPORT_SYMBOL(mpt_verify_adapter); EXPORT_SYMBOL(mpt_GetIocState); EXPORT_SYMBOL(mpt_print_ioc_summary); -EXPORT_SYMBOL(mpt_lan_index); -EXPORT_SYMBOL(mpt_stm_index); EXPORT_SYMBOL(mpt_HardResetHandler); EXPORT_SYMBOL(mpt_config); EXPORT_SYMBOL(mpt_findImVolumes); @@ -7373,16 +7391,16 @@ EXPORT_SYMBOL(mpt_raid_phys_disk_pg0); static int __init fusion_init(void) { - int i; + u8 cb_idx; show_mptmod_ver(my_NAME, my_VERSION); printk(KERN_INFO COPYRIGHT "\n"); - for (i = 0; i < MPT_MAX_PROTOCOL_DRIVERS; i++) { - MptCallbacks[i] = NULL; - MptDriverClass[i] = MPTUNKNOWN_DRIVER; - MptEvHandlers[i] = NULL; - MptResetHandlers[i] = NULL; + for (cb_idx = 0; cb_idx < MPT_MAX_PROTOCOL_DRIVERS; cb_idx++) { + MptCallbacks[cb_idx] = NULL; + MptDriverClass[cb_idx] = MPTUNKNOWN_DRIVER; + MptEvHandlers[cb_idx] = NULL; + MptResetHandlers[cb_idx] = NULL; } /* Register ourselves (mptbase) in order to facilitate diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h index 012be5ea906..04ef0a37a76 100644 --- a/drivers/message/fusion/mptbase.h +++ b/drivers/message/fusion/mptbase.h @@ -679,9 +679,9 @@ typedef struct _MPT_ADAPTER u8 reload_fw; /* Force a FW Reload on next reset */ u8 NBShiftFactor; /* NB Shift Factor based on Block Size (Facts) */ u8 pad1[4]; - int DoneCtx; - int TaskCtx; - int InternalCtx; + u8 DoneCtx; + u8 TaskCtx; + u8 InternalCtx; spinlock_t initializing_hba_lock; int initializing_hba_lock_flag; struct list_head list; @@ -883,21 +883,21 @@ extern void mpt_detach(struct pci_dev *pdev); extern int mpt_suspend(struct pci_dev *pdev, pm_message_t state); extern int mpt_resume(struct pci_dev *pdev); #endif -extern int mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass); -extern void mpt_deregister(int cb_idx); -extern int mpt_event_register(int cb_idx, MPT_EVHANDLER ev_cbfunc); -extern void mpt_event_deregister(int cb_idx); -extern int mpt_reset_register(int cb_idx, MPT_RESETHANDLER reset_func); -extern void mpt_reset_deregister(int cb_idx); -extern int mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, int cb_idx); -extern void mpt_device_driver_deregister(int cb_idx); -extern MPT_FRAME_HDR *mpt_get_msg_frame(int handle, MPT_ADAPTER *ioc); +extern u8 mpt_register(MPT_CALLBACK cbfunc, MPT_DRIVER_CLASS dclass); +extern void mpt_deregister(u8 cb_idx); +extern int mpt_event_register(u8 cb_idx, MPT_EVHANDLER ev_cbfunc); +extern void mpt_event_deregister(u8 cb_idx); +extern int mpt_reset_register(u8 cb_idx, MPT_RESETHANDLER reset_func); +extern void mpt_reset_deregister(u8 cb_idx); +extern int mpt_device_driver_register(struct mpt_pci_driver * dd_cbfunc, u8 cb_idx); +extern void mpt_device_driver_deregister(u8 cb_idx); +extern MPT_FRAME_HDR *mpt_get_msg_frame(u8 cb_idx, MPT_ADAPTER *ioc); extern void mpt_free_msg_frame(MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf); -extern void mpt_put_msg_frame(int handle, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf); -extern void mpt_put_msg_frame_hi_pri(int handle, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf); +extern void mpt_put_msg_frame(u8 cb_idx, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf); +extern void mpt_put_msg_frame_hi_pri(u8 cb_idx, MPT_ADAPTER *ioc, MPT_FRAME_HDR *mf); extern void mpt_add_sge(char *pAddr, u32 flagslength, dma_addr_t dma_addr); -extern int mpt_send_handshake_request(int handle, MPT_ADAPTER *ioc, int reqBytes, u32 *req, int sleepFlag); +extern int mpt_send_handshake_request(u8 cb_idx, MPT_ADAPTER *ioc, int reqBytes, u32 *req, int sleepFlag); extern int mpt_verify_adapter(int iocid, MPT_ADAPTER **iocpp); extern u32 mpt_GetIocState(MPT_ADAPTER *ioc, int cooked); extern void mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buf, int *size, int len, int showlan); @@ -915,9 +915,6 @@ extern int mpt_raid_phys_disk_pg0(MPT_ADAPTER *ioc, u8 phys_disk_num, pRaidPhys extern struct list_head ioc_list; extern struct proc_dir_entry *mpt_proc_root_dir; -extern int mpt_lan_index; /* needed by mptlan.c */ -extern int mpt_stm_index; /* needed by mptstm.c */ - /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ #endif /* } __KERNEL__ */ diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c index dce1e9c2cdc..89cab5798e3 100644 --- a/drivers/message/fusion/mptctl.c +++ b/drivers/message/fusion/mptctl.c @@ -83,7 +83,7 @@ MODULE_VERSION(my_VERSION); /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -static int mptctl_id = -1; +static u8 mptctl_id = MPT_MAX_PROTOCOL_DRIVERS; static DECLARE_WAIT_QUEUE_HEAD ( mptctl_wait ); @@ -2936,7 +2936,8 @@ static int __init mptctl_init(void) * Install our handler */ ++where; - if ((mptctl_id = mpt_register(mptctl_reply, MPTCTL_DRIVER)) < 0) { + mptctl_id = mpt_register(mptctl_reply, MPTCTL_DRIVER); + if (!mptctl_id || mptctl_id >= MPT_MAX_PROTOCOL_DRIVERS) { printk(KERN_ERR MYNAM ": ERROR: Failed to register with Fusion MPT base driver\n"); misc_deregister(&mptctl_miscdev); err = -EBUSY; diff --git a/drivers/message/fusion/mptfc.c b/drivers/message/fusion/mptfc.c index 8422c25e4a3..2b3e27a5803 100644 --- a/drivers/message/fusion/mptfc.c +++ b/drivers/message/fusion/mptfc.c @@ -90,9 +90,9 @@ static int max_lun = MPTFC_MAX_LUN; module_param(max_lun, int, 0); MODULE_PARM_DESC(max_lun, " max lun, default=16895 "); -static int mptfcDoneCtx = -1; -static int mptfcTaskCtx = -1; -static int mptfcInternalCtx = -1; /* Used only for internal commands */ +static u8 mptfcDoneCtx = MPT_MAX_PROTOCOL_DRIVERS; +static u8 mptfcTaskCtx = MPT_MAX_PROTOCOL_DRIVERS; +static u8 mptfcInternalCtx = MPT_MAX_PROTOCOL_DRIVERS; static int mptfc_target_alloc(struct scsi_target *starget); static int mptfc_slave_alloc(struct scsi_device *sdev); diff --git a/drivers/message/fusion/mptlan.c b/drivers/message/fusion/mptlan.c index 01fc397fdd9..9d9eb761934 100644 --- a/drivers/message/fusion/mptlan.c +++ b/drivers/message/fusion/mptlan.c @@ -154,7 +154,7 @@ static unsigned short mpt_lan_type_trans(struct sk_buff *skb, /* * Fusion MPT LAN private data */ -static int LanCtx = -1; +static u8 LanCtx = MPT_MAX_PROTOCOL_DRIVERS; static u32 max_buckets_out = 127; static u32 tx_max_out_p = 127 - 16; @@ -165,12 +165,6 @@ DEFINE_RWLOCK(bad_naa_lock); #endif /*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ -/* - * Fusion MPT LAN external data - */ -extern int mpt_lan_index; - -/*=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=*/ /** * lan_reply - Handle all data sent from the hardware. * @ioc: Pointer to MPT_ADAPTER structure @@ -1510,9 +1504,6 @@ static int __init mpt_lan_init (void) return -EBUSY; } - /* Set the callback index to be used by driver core for turbo replies */ - mpt_lan_index = LanCtx; - dlprintk((KERN_INFO MYNAM ": assigned context of %d\n", LanCtx)); if (mpt_reset_register(LanCtx, mpt_lan_ioc_reset)) { @@ -1533,10 +1524,9 @@ static void __exit mpt_lan_exit(void) mpt_device_driver_deregister(MPTLAN_DRIVER); mpt_reset_deregister(LanCtx); - if (LanCtx >= 0) { + if (LanCtx) { mpt_deregister(LanCtx); - LanCtx = -1; - mpt_lan_index = 0; + LanCtx = MPT_MAX_PROTOCOL_DRIVERS; } } diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c index fe3b505b895..ffbf0e59200 100644 --- a/drivers/message/fusion/mptsas.c +++ b/drivers/message/fusion/mptsas.c @@ -89,10 +89,10 @@ static int max_lun = MPTSAS_MAX_LUN; module_param(max_lun, int, 0); MODULE_PARM_DESC(max_lun, " max lun, default=16895 "); -static int mptsasDoneCtx = -1; -static int mptsasTaskCtx = -1; -static int mptsasInternalCtx = -1; /* Used only for internal commands */ -static int mptsasMgmtCtx = -1; +static u8 mptsasDoneCtx = MPT_MAX_PROTOCOL_DRIVERS; +static u8 mptsasTaskCtx = MPT_MAX_PROTOCOL_DRIVERS; +static u8 mptsasInternalCtx = MPT_MAX_PROTOCOL_DRIVERS; /* Used only for internal commands */ +static u8 mptsasMgmtCtx = MPT_MAX_PROTOCOL_DRIVERS; static void mptsas_hotplug_work(struct work_struct *work); diff --git a/drivers/message/fusion/mptspi.c b/drivers/message/fusion/mptspi.c index 25df3bfdcb0..f0618c5ae26 100644 --- a/drivers/message/fusion/mptspi.c +++ b/drivers/message/fusion/mptspi.c @@ -90,9 +90,9 @@ static int mptspi_write_spi_device_pg1(struct scsi_target *, static struct scsi_transport_template *mptspi_transport_template = NULL; -static int mptspiDoneCtx = -1; -static int mptspiTaskCtx = -1; -static int mptspiInternalCtx = -1; /* Used only for internal commands */ +static u8 mptspiDoneCtx = MPT_MAX_PROTOCOL_DRIVERS; +static u8 mptspiTaskCtx = MPT_MAX_PROTOCOL_DRIVERS; +static u8 mptspiInternalCtx = MPT_MAX_PROTOCOL_DRIVERS; /* Used only for internal commands */ /** * mptspi_setTargetNegoParms - Update the target negotiation parameters |