diff options
author | Krishna Gudipati <kgudipat@brocade.com> | 2010-03-05 19:34:20 -0800 |
---|---|---|
committer | James Bottomley <James.Bottomley@suse.de> | 2010-03-07 12:49:48 +0530 |
commit | 0a20de446c76529028cb239bf2a13cb0f05b263a (patch) | |
tree | 081a440b7e877da08a2f84e0bf8efed233457d11 /drivers | |
parent | e67143243a1a6b47e1bdcda189ffac46d2a8744d (diff) |
[SCSI] bfa: IOC changes: Support faster recovery and split bfa_ioc.c into ASIC specific code.
Add support for faster IOC recovery after failure.
Split bfa_ioc.c into three files:
bfa_ioc.c: Common code shared between crossbow and catapult ASIC's.
bfa_ioc_cb.c: Code specific to the crossbow, reg mapping and
interrupt related routines.
bfa_ioc_ct.c: Code specific to the catapult, reg mapping and
interrupt related routines.
Fix to make sure IOC reinitialize's properly on enable request -
update the ioc_fwstate reg with BFI_IOC_FAIL on ioc disable mbox cmd
timeout.
Makefile changes to support the 2 newly added files bfa_ioc_cb.c and
bfa_ioc_ct.c.
Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/scsi/bfa/Makefile | 8 | ||||
-rw-r--r-- | drivers/scsi/bfa/bfa_core.c | 10 | ||||
-rw-r--r-- | drivers/scsi/bfa/bfa_ioc.c | 546 | ||||
-rw-r--r-- | drivers/scsi/bfa/bfa_ioc.h | 45 | ||||
-rw-r--r-- | drivers/scsi/bfa/bfa_ioc_cb.c | 273 | ||||
-rw-r--r-- | drivers/scsi/bfa/bfa_ioc_ct.c | 422 | ||||
-rw-r--r-- | drivers/scsi/bfa/include/bfa.h | 1 | ||||
-rw-r--r-- | drivers/scsi/bfa/include/bfa_timer.h | 2 | ||||
-rw-r--r-- | drivers/scsi/bfa/include/bfi/bfi_cbreg.h | 3 | ||||
-rw-r--r-- | drivers/scsi/bfa/include/bfi/bfi_ctreg.h | 2 | ||||
-rw-r--r-- | drivers/scsi/bfa/include/bfi/bfi_ioc.h | 2 | ||||
-rw-r--r-- | drivers/scsi/bfa/include/cna/bfa_cna_trcmod.h | 4 |
12 files changed, 859 insertions, 459 deletions
diff --git a/drivers/scsi/bfa/Makefile b/drivers/scsi/bfa/Makefile index 1d6009490d1..17e06cae71b 100644 --- a/drivers/scsi/bfa/Makefile +++ b/drivers/scsi/bfa/Makefile @@ -2,14 +2,14 @@ obj-$(CONFIG_SCSI_BFA_FC) := bfa.o bfa-y := bfad.o bfad_intr.o bfad_os.o bfad_im.o bfad_attr.o bfad_fwimg.o -bfa-y += bfa_core.o bfa_ioc.o bfa_iocfc.o bfa_fcxp.o bfa_lps.o -bfa-y += bfa_hw_cb.o bfa_hw_ct.o bfa_intr.o bfa_timer.o bfa_rport.o +bfa-y += bfa_core.o bfa_ioc.o bfa_ioc_ct.o bfa_ioc_cb.o bfa_iocfc.o bfa_fcxp.o +bfa-y += bfa_lps.o bfa_hw_cb.o bfa_hw_ct.o bfa_intr.o bfa_timer.o bfa_rport.o bfa-y += bfa_fcport.o bfa_port.o bfa_uf.o bfa_sgpg.o bfa_module.o bfa_ioim.o bfa-y += bfa_itnim.o bfa_fcpim.o bfa_tskim.o bfa_log.o bfa_log_module.o bfa-y += bfa_csdebug.o bfa_sm.o plog.o -bfa-y += fcbuild.o fabric.o fcpim.o vfapi.o fcptm.o bfa_fcs.o bfa_fcs_port.o +bfa-y += fcbuild.o fabric.o fcpim.o vfapi.o fcptm.o bfa_fcs.o bfa_fcs_port.o bfa-y += bfa_fcs_uf.o bfa_fcs_lport.o fab.o fdmi.o ms.o ns.o scn.o loop.o bfa-y += lport_api.o n2n.o rport.o rport_api.o rport_ftrs.o vport.o -ccflags-y := -I$(obj) -I$(obj)/include -I$(obj)/include/cna +ccflags-y := -I$(obj) -I$(obj)/include -I$(obj)/include/cna -DBFA_PERF_BUILD diff --git a/drivers/scsi/bfa/bfa_core.c b/drivers/scsi/bfa/bfa_core.c index 44e2d1155c5..72e3f2f63b2 100644 --- a/drivers/scsi/bfa/bfa_core.c +++ b/drivers/scsi/bfa/bfa_core.c @@ -399,4 +399,14 @@ bfa_debug_fwtrc(struct bfa_s *bfa, void *trcdata, int *trclen) { return bfa_ioc_debug_fwtrc(&bfa->ioc, trcdata, trclen); } + +/** + * Reset hw semaphore & usage cnt regs and initialize. + */ +void +bfa_chip_reset(struct bfa_s *bfa) +{ + bfa_ioc_ownership_reset(&bfa->ioc); + bfa_ioc_pll_init(&bfa->ioc); +} #endif diff --git a/drivers/scsi/bfa/bfa_ioc.c b/drivers/scsi/bfa/bfa_ioc.c index 569b35d19a2..a5f9745315b 100644 --- a/drivers/scsi/bfa/bfa_ioc.c +++ b/drivers/scsi/bfa/bfa_ioc.c @@ -33,12 +33,11 @@ BFA_TRC_FILE(HAL, IOC); * IOC local definitions */ #define BFA_IOC_TOV 2000 /* msecs */ -#define BFA_IOC_HB_TOV 1000 /* msecs */ -#define BFA_IOC_HB_FAIL_MAX 4 -#define BFA_IOC_HWINIT_MAX 2 +#define BFA_IOC_HWSEM_TOV 500 /* msecs */ +#define BFA_IOC_HB_TOV 500 /* msecs */ +#define BFA_IOC_HWINIT_MAX 2 #define BFA_IOC_FWIMG_MINSZ (16 * 1024) -#define BFA_IOC_TOV_RECOVER (BFA_IOC_HB_FAIL_MAX * BFA_IOC_HB_TOV \ - + BFA_IOC_TOV) +#define BFA_IOC_TOV_RECOVER BFA_IOC_HB_TOV #define bfa_ioc_timer_start(__ioc) \ bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->ioc_timer, \ @@ -51,11 +50,24 @@ BFA_TRC_FILE(HAL, IOC); (sizeof(struct bfa_trc_mod_s) - \ BFA_TRC_MAX * sizeof(struct bfa_trc_s))) #define BFA_DBG_FWTRC_OFF(_fn) (BFI_IOC_TRC_OFF + BFA_DBG_FWTRC_LEN * (_fn)) -#define bfa_ioc_stats(_ioc, _stats) ((_ioc)->stats._stats++) -#define BFA_FLASH_CHUNK_NO(off) (off / BFI_FLASH_CHUNK_SZ_WORDS) -#define BFA_FLASH_OFFSET_IN_CHUNK(off) (off % BFI_FLASH_CHUNK_SZ_WORDS) -#define BFA_FLASH_CHUNK_ADDR(chunkno) (chunkno * BFI_FLASH_CHUNK_SZ_WORDS) +/** + * Asic specific macros : see bfa_hw_cb.c and bfa_hw_ct.c for details. + */ + +#define bfa_ioc_firmware_lock(__ioc) \ + ((__ioc)->ioc_hwif->ioc_firmware_lock(__ioc)) +#define bfa_ioc_firmware_unlock(__ioc) \ + ((__ioc)->ioc_hwif->ioc_firmware_unlock(__ioc)) +#define bfa_ioc_fwimg_get_chunk(__ioc, __off) \ + ((__ioc)->ioc_hwif->ioc_fwimg_get_chunk(__ioc, __off)) +#define bfa_ioc_fwimg_get_size(__ioc) \ + ((__ioc)->ioc_hwif->ioc_fwimg_get_size(__ioc)) +#define bfa_ioc_reg_init(__ioc) ((__ioc)->ioc_hwif->ioc_reg_init(__ioc)) +#define bfa_ioc_map_port(__ioc) ((__ioc)->ioc_hwif->ioc_map_port(__ioc)) +#define bfa_ioc_notify_hbfail(__ioc) \ + ((__ioc)->ioc_hwif->ioc_notify_hbfail(__ioc)) + bfa_boolean_t bfa_auto_recover = BFA_TRUE; /* @@ -64,7 +76,6 @@ bfa_boolean_t bfa_auto_recover = BFA_TRUE; static void bfa_ioc_aen_post(struct bfa_ioc_s *bfa, enum bfa_ioc_aen_event event); static void bfa_ioc_hw_sem_get(struct bfa_ioc_s *ioc); -static void bfa_ioc_hw_sem_release(struct bfa_ioc_s *ioc); static void bfa_ioc_hw_sem_get_cancel(struct bfa_ioc_s *ioc); static void bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force); static void bfa_ioc_timeout(void *ioc); @@ -77,8 +88,6 @@ static void bfa_ioc_reset(struct bfa_ioc_s *ioc, bfa_boolean_t force); static void bfa_ioc_mbox_poll(struct bfa_ioc_s *ioc); static void bfa_ioc_mbox_hbfail(struct bfa_ioc_s *ioc); static void bfa_ioc_recover(struct bfa_ioc_s *ioc); -static bfa_boolean_t bfa_ioc_firmware_lock(struct bfa_ioc_s *ioc); -static void bfa_ioc_firmware_unlock(struct bfa_ioc_s *ioc); static void bfa_ioc_disable_comp(struct bfa_ioc_s *ioc); static void bfa_ioc_lpu_stop(struct bfa_ioc_s *ioc); @@ -508,14 +517,19 @@ bfa_ioc_sm_disabling(struct bfa_ioc_s *ioc, enum ioc_event event) bfa_trc(ioc, event); switch (event) { - case IOC_E_HWERROR: case IOC_E_FWRSP_DISABLE: bfa_ioc_timer_stop(ioc); + bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled); + break; + + case IOC_E_HWERROR: + bfa_ioc_timer_stop(ioc); /* * !!! fall through !!! */ case IOC_E_TIMEOUT: + bfa_reg_write(ioc->ioc_regs.ioc_fwstate, BFI_IOC_FAIL); bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled); break; @@ -608,15 +622,12 @@ bfa_ioc_sm_hbfail_entry(struct bfa_ioc_s *ioc) * Mark IOC as failed in hardware and stop firmware. */ bfa_ioc_lpu_stop(ioc); - bfa_reg_write(ioc->ioc_regs.ioc_fwstate, BFI_IOC_HBFAIL); + bfa_reg_write(ioc->ioc_regs.ioc_fwstate, BFI_IOC_FAIL); - if (ioc->pcidev.device_id == BFA_PCI_DEVICE_ID_CT) { - bfa_reg_write(ioc->ioc_regs.ll_halt, __FW_INIT_HALT_P); - /* - * Wait for halt to take effect - */ - bfa_reg_read(ioc->ioc_regs.ll_halt); - } + /** + * Notify other functions on HB failure. + */ + bfa_ioc_notify_hbfail(ioc); /** * Notify driver and common modules registered for notification. @@ -672,6 +683,12 @@ bfa_ioc_sm_hbfail(struct bfa_ioc_s *ioc, enum ioc_event event) */ break; + case IOC_E_HWERROR: + /* + * HB failure notification, ignore. + */ + break; + default: bfa_sm_fault(ioc, event); } @@ -700,7 +717,7 @@ bfa_ioc_disable_comp(struct bfa_ioc_s *ioc) } } -static void +void bfa_ioc_sem_timeout(void *ioc_arg) { struct bfa_ioc_s *ioc = (struct bfa_ioc_s *)ioc_arg; @@ -708,26 +725,32 @@ bfa_ioc_sem_timeout(void *ioc_arg) bfa_ioc_hw_sem_get(ioc); } -static void -bfa_ioc_usage_sem_get(struct bfa_ioc_s *ioc) +bfa_boolean_t +bfa_ioc_sem_get(bfa_os_addr_t sem_reg) { - u32 r32; - int cnt = 0; -#define BFA_SEM_SPINCNT 1000 + u32 r32; + int cnt = 0; +#define BFA_SEM_SPINCNT 3000 - do { - r32 = bfa_reg_read(ioc->ioc_regs.ioc_usage_sem_reg); + r32 = bfa_reg_read(sem_reg); + + while (r32 && (cnt < BFA_SEM_SPINCNT)) { cnt++; - if (cnt > BFA_SEM_SPINCNT) - break; - } while (r32 != 0); + bfa_os_udelay(2); + r32 = bfa_reg_read(sem_reg); + } + + if (r32 == 0) + return BFA_TRUE; + bfa_assert(cnt < BFA_SEM_SPINCNT); + return BFA_FALSE; } -static void -bfa_ioc_usage_sem_release(struct bfa_ioc_s *ioc) +void +bfa_ioc_sem_release(bfa_os_addr_t sem_reg) { - bfa_reg_write(ioc->ioc_regs.ioc_usage_sem_reg, 1); + bfa_reg_write(sem_reg, 1); } static void @@ -737,7 +760,7 @@ bfa_ioc_hw_sem_get(struct bfa_ioc_s *ioc) /** * First read to the semaphore register will return 0, subsequent reads - * will return 1. Semaphore is released by writing 0 to the register + * will return 1. Semaphore is released by writing 1 to the register */ r32 = bfa_reg_read(ioc->ioc_regs.ioc_sem_reg); if (r32 == 0) { @@ -746,10 +769,10 @@ bfa_ioc_hw_sem_get(struct bfa_ioc_s *ioc) } bfa_timer_begin(ioc->timer_mod, &ioc->sem_timer, bfa_ioc_sem_timeout, - ioc, BFA_IOC_TOV); + ioc, BFA_IOC_HWSEM_TOV); } -static void +void bfa_ioc_hw_sem_release(struct bfa_ioc_s *ioc) { bfa_reg_write(ioc->ioc_regs.ioc_sem_reg, 1); @@ -828,7 +851,7 @@ bfa_ioc_lpu_stop(struct bfa_ioc_s *ioc) /** * Get driver and firmware versions. */ -static void +void bfa_ioc_fwver_get(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr) { u32 pgnum, pgoff; @@ -847,24 +870,10 @@ bfa_ioc_fwver_get(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr) } } -static u32 * -bfa_ioc_fwimg_get_chunk(struct bfa_ioc_s *ioc, u32 off) -{ - if (ioc->ctdev) - return bfi_image_ct_get_chunk(off); - return bfi_image_cb_get_chunk(off); -} - -static u32 -bfa_ioc_fwimg_get_size(struct bfa_ioc_s *ioc) -{ -return (ioc->ctdev) ? bfi_image_ct_size : bfi_image_cb_size; -} - /** * Returns TRUE if same. */ -static bfa_boolean_t +bfa_boolean_t bfa_ioc_fwver_cmp(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr) { struct bfi_ioc_image_hdr_s *drv_fwhdr; @@ -921,95 +930,6 @@ bfa_ioc_fwver_valid(struct bfa_ioc_s *ioc) } /** - * Return true if firmware of current driver matches the running firmware. - */ -static bfa_boolean_t -bfa_ioc_firmware_lock(struct bfa_ioc_s *ioc) -{ - enum bfi_ioc_state ioc_fwstate; - u32 usecnt; - struct bfi_ioc_image_hdr_s fwhdr; - - /** - * Firmware match check is relevant only for CNA. - */ - if (!ioc->cna) - return BFA_TRUE; - - /** - * If bios boot (flash based) -- do not increment usage count - */ - if (bfa_ioc_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ) - return BFA_TRUE; - - bfa_ioc_usage_sem_get(ioc); - usecnt = bfa_reg_read(ioc->ioc_regs.ioc_usage_reg); - - /** - * If usage count is 0, always return TRUE. - */ - if (usecnt == 0) { - bfa_reg_write(ioc->ioc_regs.ioc_usage_reg, 1); - bfa_ioc_usage_sem_release(ioc); - bfa_trc(ioc, usecnt); - return BFA_TRUE; - } - - ioc_fwstate = bfa_reg_read(ioc->ioc_regs.ioc_fwstate); - bfa_trc(ioc, ioc_fwstate); - - /** - * Use count cannot be non-zero and chip in uninitialized state. - */ - bfa_assert(ioc_fwstate != BFI_IOC_UNINIT); - - /** - * Check if another driver with a different firmware is active - */ - bfa_ioc_fwver_get(ioc, &fwhdr); - if (!bfa_ioc_fwver_cmp(ioc, &fwhdr)) { - bfa_ioc_usage_sem_release(ioc); - bfa_trc(ioc, usecnt); - return BFA_FALSE; - } - - /** - * Same firmware version. Increment the reference count. - */ - usecnt++; - bfa_reg_write(ioc->ioc_regs.ioc_usage_reg, usecnt); - bfa_ioc_usage_sem_release(ioc); - bfa_trc(ioc, usecnt); - return BFA_TRUE; -} - -static void -bfa_ioc_firmware_unlock(struct bfa_ioc_s *ioc) -{ - u32 usecnt; - - /** - * Firmware lock is relevant only for CNA. - * If bios boot (flash based) -- do not decrement usage count - */ - if (!ioc->cna || (bfa_ioc_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ)) - return; - - /** - * decrement usage count - */ - bfa_ioc_usage_sem_get(ioc); - usecnt = bfa_reg_read(ioc->ioc_regs.ioc_usage_reg); - bfa_assert(usecnt > 0); - - usecnt--; - bfa_reg_write(ioc->ioc_regs.ioc_usage_reg, usecnt); - bfa_trc(ioc, usecnt); - - bfa_ioc_usage_sem_release(ioc); -} - -/** * Conditionally flush any pending message from firmware at start. */ static void @@ -1152,33 +1072,27 @@ bfa_ioc_send_getattr(struct bfa_ioc_s *ioc) static void bfa_ioc_hb_check(void *cbarg) { - struct bfa_ioc_s *ioc = cbarg; - u32 hb_count; + struct bfa_ioc_s *ioc = cbarg; + u32 hb_count; hb_count = bfa_reg_read(ioc->ioc_regs.heartbeat); if (ioc->hb_count == hb_count) { - ioc->hb_fail++; - } else { - ioc->hb_count = hb_count; - ioc->hb_fail = 0; - } - - if (ioc->hb_fail >= BFA_IOC_HB_FAIL_MAX) { - bfa_log(ioc->logm, BFA_LOG_HAL_HEARTBEAT_FAILURE, hb_count); - ioc->hb_fail = 0; + bfa_log(ioc->logm, BFA_LOG_HAL_HEARTBEAT_FAILURE, + hb_count); bfa_ioc_recover(ioc); return; + } else { + ioc->hb_count = hb_count; } bfa_ioc_mbox_poll(ioc); - bfa_timer_begin(ioc->timer_mod, &ioc->ioc_timer, bfa_ioc_hb_check, ioc, - BFA_IOC_HB_TOV); + bfa_timer_begin(ioc->timer_mod, &ioc->ioc_timer, bfa_ioc_hb_check, + ioc, BFA_IOC_HB_TOV); } static void bfa_ioc_hb_monitor(struct bfa_ioc_s *ioc) { - ioc->hb_fail = 0; ioc->hb_count = bfa_reg_read(ioc->ioc_regs.heartbeat); bfa_timer_begin(ioc->timer_mod, &ioc->ioc_timer, bfa_ioc_hb_check, ioc, BFA_IOC_HB_TOV); @@ -1191,112 +1105,6 @@ bfa_ioc_hb_stop(struct bfa_ioc_s *ioc) } /** - * Host to LPU mailbox message addresses - */ -static struct { - u32 hfn_mbox, lpu_mbox, hfn_pgn; -} iocreg_fnreg[] = { - { - HOSTFN0_LPU_MBOX0_0, LPU_HOSTFN0_MBOX0_0, HOST_PAGE_NUM_FN0}, { - HOSTFN1_LPU_MBOX0_8, LPU_HOSTFN1_MBOX0_8, HOST_PAGE_NUM_FN1}, { - HOSTFN2_LPU_MBOX0_0, LPU_HOSTFN2_MBOX0_0, HOST_PAGE_NUM_FN2}, { - HOSTFN3_LPU_MBOX0_8, LPU_HOSTFN3_MBOX0_8, HOST_PAGE_NUM_FN3} -}; - -/** - * Host <-> LPU mailbox command/status registers - port 0 - */ -static struct { - u32 hfn, lpu; -} iocreg_mbcmd_p0[] = { - { - HOSTFN0_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN0_MBOX0_CMD_STAT}, { - HOSTFN1_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN1_MBOX0_CMD_STAT}, { - HOSTFN2_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN2_MBOX0_CMD_STAT}, { - HOSTFN3_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN3_MBOX0_CMD_STAT} -}; - -/** - * Host <-> LPU mailbox command/status registers - port 1 - */ -static struct { - u32 hfn, lpu; -} iocreg_mbcmd_p1[] = { - { - HOSTFN0_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN0_MBOX0_CMD_STAT}, { - HOSTFN1_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN1_MBOX0_CMD_STAT}, { - HOSTFN2_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN2_MBOX0_CMD_STAT}, { - HOSTFN3_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN3_MBOX0_CMD_STAT} -}; - -/** - * Shared IRQ handling in INTX mode - */ -static struct { - u32 isr, msk; -} iocreg_shirq_next[] = { - { - HOSTFN1_INT_STATUS, HOSTFN1_INT_MSK}, { - HOSTFN2_INT_STATUS, HOSTFN2_INT_MSK}, { - HOSTFN3_INT_STATUS, HOSTFN3_INT_MSK}, { -HOSTFN0_INT_STATUS, HOSTFN0_INT_MSK},}; - -static void -bfa_ioc_reg_init(struct bfa_ioc_s *ioc) -{ - bfa_os_addr_t rb; - int pcifn = bfa_ioc_pcifn(ioc); - - rb = bfa_ioc_bar0(ioc); - - ioc->ioc_regs.hfn_mbox = rb + iocreg_fnreg[pcifn].hfn_mbox; - ioc->ioc_regs.lpu_mbox = rb + iocreg_fnreg[pcifn].lpu_mbox; - ioc->ioc_regs.host_page_num_fn = rb + iocreg_fnreg[pcifn].hfn_pgn; - - if (ioc->port_id == 0) { - ioc->ioc_regs.heartbeat = rb + BFA_IOC0_HBEAT_REG; - ioc->ioc_regs.ioc_fwstate = rb + BFA_IOC0_STATE_REG; - ioc->ioc_regs.hfn_mbox_cmd = rb + iocreg_mbcmd_p0[pcifn].hfn; - ioc->ioc_regs.lpu_mbox_cmd = rb + iocreg_mbcmd_p0[pcifn].lpu; - ioc->ioc_regs.ll_halt = rb + FW_INIT_HALT_P0; - } else { - ioc->ioc_regs.heartbeat = (rb + BFA_IOC1_HBEAT_REG); - ioc->ioc_regs.ioc_fwstate = (rb + BFA_IOC1_STATE_REG); - ioc->ioc_regs.hfn_mbox_cmd = rb + iocreg_mbcmd_p1[pcifn].hfn; - ioc->ioc_regs.lpu_mbox_cmd = rb + iocreg_mbcmd_p1[pcifn].lpu; - ioc->ioc_regs.ll_halt = rb + FW_INIT_HALT_P1; - } - - /** - * Shared IRQ handling in INTX mode - */ - ioc->ioc_regs.shirq_isr_next = rb + iocreg_shirq_next[pcifn].isr; - ioc->ioc_regs.shirq_msk_next = rb + iocreg_shirq_next[pcifn].msk; - - /* - * PSS control registers - */ - ioc->ioc_regs.pss_ctl_reg = (rb + PSS_CTL_REG); - ioc->ioc_regs.app_pll_fast_ctl_reg = (rb + APP_PLL_425_CTL_REG); - ioc->ioc_regs.app_pll_slow_ctl_reg = (rb + APP_PLL_312_CTL_REG); - - /* - * IOC semaphore registers and serialization - */ - ioc->ioc_regs.ioc_sem_reg = (rb + HOST_SEM0_REG); - ioc->ioc_regs.ioc_usage_sem_reg = (rb + HOST_SEM1_REG); - ioc->ioc_regs.ioc_usage_reg = (rb + BFA_FW_USE_COUNT); - - /** - * sram memory access - */ - ioc->ioc_regs.smem_page_start = (rb + PSS_SMEM_PAGE_START); - ioc->ioc_regs.smem_pg0 = BFI_IOC_SMEM_PG0_CB; - if (ioc->pcidev.device_id == BFA_PCI_DEVICE_ID_CT) - ioc->ioc_regs.smem_pg0 = BFI_IOC_SMEM_PG0_CT; -} - -/** * Initiate a full firmware download. */ static void @@ -1332,17 +1140,17 @@ bfa_ioc_download_fw(struct bfa_ioc_s *ioc, u32 boot_type, for (i = 0; i < bfa_ioc_fwimg_get_size(ioc); i++) { - if (BFA_FLASH_CHUNK_NO(i) != chunkno) { - chunkno = BFA_FLASH_CHUNK_NO(i); + if (BFA_IOC_FLASH_CHUNK_NO(i) != chunkno) { + chunkno = BFA_IOC_FLASH_CHUNK_NO(i); fwimg = bfa_ioc_fwimg_get_chunk(ioc, - BFA_FLASH_CHUNK_ADDR(chunkno)); + BFA_IOC_FLASH_CHUNK_ADDR(chunkno)); } /** * write smem */ bfa_mem_write(ioc->ioc_regs.smem_page_start, loff, - fwimg[BFA_FLASH_OFFSET_IN_CHUNK(i)]); + fwimg[BFA_IOC_FLASH_OFFSET_IN_CHUNK(i)]); loff += sizeof(u32); @@ -1440,168 +1248,10 @@ bfa_ioc_mbox_hbfail(struct bfa_ioc_s *ioc) } /** - * Initialize IOC to port mapping. - */ - -#define FNC_PERS_FN_SHIFT(__fn) ((__fn) * 8) -static void -bfa_ioc_map_port(struct bfa_ioc_s *ioc) -{ - bfa_os_addr_t rb = ioc->pcidev.pci_bar_kva; - u32 r32; - - /** - * For crossbow, port id is same as pci function. - */ - if (ioc->pcidev.device_id != BFA_PCI_DEVICE_ID_CT) { - ioc->port_id = bfa_ioc_pcifn(ioc); - return; - } - - /** - * For catapult, base port id on personality register and IOC type - */ - r32 = bfa_reg_read(rb + FNC_PERS_REG); - r32 >>= FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc)); - ioc->port_id = (r32 & __F0_PORT_MAP_MK) >> __F0_PORT_MAP_SH; - - bfa_trc(ioc, bfa_ioc_pcifn(ioc)); - bfa_trc(ioc, ioc->port_id); -} - - - -/** * bfa_ioc_public */ /** -* Set interrupt mode for a function: INTX or MSIX - */ -void -bfa_ioc_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t msix) -{ - bfa_os_addr_t rb = ioc->pcidev.pci_bar_kva; - u32 r32, mode; - - r32 = bfa_reg_read(rb + FNC_PERS_REG); - bfa_trc(ioc, r32); - - mode = (r32 >> FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc))) & - __F0_INTX_STATUS; - - /** - * If already in desired mode, do not change anything - */ - if (!msix && mode) - return; - - if (msix) - mode = __F0_INTX_STATUS_MSIX; - else - mode = __F0_INTX_STATUS_INTA; - - r32 &= ~(__F0_INTX_STATUS << FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc))); - r32 |= (mode << FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc))); - bfa_trc(ioc, r32); - - bfa_reg_write(rb + FNC_PERS_REG, r32); -} - -bfa_status_t -bfa_ioc_pll_init(struct bfa_ioc_s *ioc) -{ - bfa_os_addr_t rb = ioc->pcidev.pci_bar_kva; - u32 pll_sclk, pll_fclk, r32; - - if (ioc->pcidev.device_id == BFA_PCI_DEVICE_ID_CT) { - pll_sclk = - __APP_PLL_312_ENABLE | __APP_PLL_312_LRESETN | - __APP_PLL_312_RSEL200500 | __APP_PLL_312_P0_1(0U) | - __APP_PLL_312_JITLMT0_1(3U) | - __APP_PLL_312_CNTLMT0_1(1U); - pll_fclk = - __APP_PLL_425_ENABLE | __APP_PLL_425_LRESETN | - __APP_PLL_425_RSEL200500 | __APP_PLL_425_P0_1(0U) | - __APP_PLL_425_JITLMT0_1(3U) | - __APP_PLL_425_CNTLMT0_1(1U); - - /** - * For catapult, choose operational mode FC/FCoE - */ - if (ioc->fcmode) { - bfa_reg_write((rb + OP_MODE), 0); - bfa_reg_write((rb + ETH_MAC_SER_REG), - __APP_EMS_CMLCKSEL | __APP_EMS_REFCKBUFEN2 - | __APP_EMS_CHANNEL_SEL); - } else { - ioc->pllinit = BFA_TRUE; - bfa_reg_write((rb + OP_MODE), __GLOBAL_FCOE_MODE); - bfa_reg_write((rb + ETH_MAC_SER_REG), - __APP_EMS_REFCKBUFEN1); - } - } else { - pll_sclk = - __APP_PLL_312_ENABLE | __APP_PLL_312_LRESETN | - __APP_PLL_312_P0_1(3U) | __APP_PLL_312_JITLMT0_1(3U) | - __APP_PLL_312_CNTLMT0_1(3U); - pll_fclk = - __APP_PLL_425_ENABLE | __APP_PLL_425_LRESETN | - __APP_PLL_425_RSEL200500 | __APP_PLL_425_P0_1(3U) | - __APP_PLL_425_JITLMT0_1(3U) | - __APP_PLL_425_CNTLMT0_1(3U); - } - - bfa_reg_write((rb + BFA_IOC0_STATE_REG), BFI_IOC_UNINIT); - bfa_reg_write((rb + BFA_IOC1_STATE_REG), BFI_IOC_UNINIT); - - bfa_reg_write((rb + HOSTFN0_INT_MSK), 0xffffffffU); - bfa_reg_write((rb + HOSTFN1_INT_MSK), 0xffffffffU); - bfa_reg_write((rb + HOSTFN0_INT_STATUS), 0xffffffffU); - bfa_reg_write((rb + HOSTFN1_INT_STATUS), 0xffffffffU); - bfa_reg_write((rb + HOSTFN0_INT_MSK), 0xffffffffU); - bfa_reg_write((rb + HOSTFN1_INT_MSK), 0xffffffffU); - - bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, - __APP_PLL_312_LOGIC_SOFT_RESET); - bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, - __APP_PLL_312_BYPASS | __APP_PLL_312_LOGIC_SOFT_RESET); - bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, - __APP_PLL_425_LOGIC_SOFT_RESET); - bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, - __APP_PLL_425_BYPASS | __APP_PLL_425_LOGIC_SOFT_RESET); - bfa_os_udelay(2); - bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, - __APP_PLL_312_LOGIC_SOFT_RESET); - bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, - __APP_PLL_425_LOGIC_SOFT_RESET); - - bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, - pll_sclk | __APP_PLL_312_LOGIC_SOFT_RESET); - bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, - pll_fclk | __APP_PLL_425_LOGIC_SOFT_RESET); - - /** - * Wait for PLLs to lock. - */ - bfa_os_udelay(2000); - bfa_reg_write((rb + HOSTFN0_INT_STATUS), 0xffffffffU); - bfa_reg_write((rb + HOSTFN1_INT_STATUS), 0xffffffffU); - - bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, pll_sclk); - bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, pll_fclk); - - if (ioc->pcidev.device_id == BFA_PCI_DEVICE_ID_CT) { - bfa_reg_write((rb + MBIST_CTL_REG), __EDRAM_BISTR_START); - bfa_os_udelay(1000); - r32 = bfa_reg_read((rb + MBIST_STAT_REG)); - bfa_trc(ioc, r32); - } - - return BFA_STATUS_OK; -} - -/** * Interface used by diag module to do firmware boot with memory test * as the entry vector. */ @@ -1764,6 +1414,14 @@ bfa_ioc_pci_init(struct bfa_ioc_s *ioc, struct bfa_pcidev_s *pcidev, ioc->ctdev = (ioc->pcidev.device_id == BFA_PCI_DEVICE_ID_CT); ioc->cna = ioc->ctdev && !ioc->fcmode; + /** + * Set asic specific interfaces. See bfa_ioc_cb.c and bfa_ioc_ct.c + */ + if (ioc->ctdev) + bfa_ioc_set_ct_hwif(ioc); + else + bfa_ioc_set_cb_hwif(ioc); + bfa_ioc_map_port(ioc); bfa_ioc_reg_init(ioc); } @@ -1973,7 +1631,7 @@ bfa_ioc_fw_mismatch(struct bfa_ioc_s *ioc) ((__sm) == BFI_IOC_INITING) || \ ((__sm) == BFI_IOC_HWINIT) || \ ((__sm) == BFI_IOC_DISABLED) || \ - ((__sm) == BFI_IOC_HBFAIL) || \ + ((__sm) == BFI_IOC_FAIL) || \ ((__sm) == BFI_IOC_CFG_DISABLED)) /** @@ -2195,29 +1853,6 @@ bfa_ioc_get_fcmode(struct bfa_ioc_s *ioc) } /** - * Return true if interrupt should be claimed. - */ -bfa_boolean_t -bfa_ioc_intx_claim(struct bfa_ioc_s *ioc) -{ - u32 isr, msk; - - /** - * Always claim if not catapult. - */ - if (!ioc->ctdev) - return BFA_TRUE; - - /** - * FALSE if next device is claiming interrupt. - * TRUE if next device is not interrupting or not present. - */ - msk = bfa_reg_read(ioc->ioc_regs.shirq_msk_next); - isr = bfa_reg_read(ioc->ioc_regs.shirq_isr_next); - return !(isr & ~msk); -} - -/** * Send AEN notification */ static void @@ -2304,6 +1939,13 @@ bfa_ioc_debug_fwtrc(struct bfa_ioc_s *ioc, void *trcdata, int *trclen) pgnum = bfa_ioc_smem_pgnum(ioc, loff); loff = bfa_ioc_smem_pgoff(ioc, loff); + + /* + * Hold semaphore to serialize pll init and fwtrc. + */ + if (BFA_FALSE == bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg)) + return BFA_STATUS_FAILED; + bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum); tlen = *trclen; @@ -2329,6 +1971,12 @@ bfa_ioc_debug_fwtrc(struct bfa_ioc_s *ioc, void *trcdata, int *trclen) } bfa_reg_write(ioc->ioc_regs.host_page_num_fn, bfa_ioc_smem_pgnum(ioc, 0)); + + /* + * release semaphore. + */ + bfa_ioc_sem_release(ioc->ioc_regs.ioc_init_sem_reg); + bfa_trc(ioc, pgnum); *trclen = tlen * sizeof(u32); diff --git a/drivers/scsi/bfa/bfa_ioc.h b/drivers/scsi/bfa/bfa_ioc.h index 7c30f05ab13..1633a50187f 100644 --- a/drivers/scsi/bfa/bfa_ioc.h +++ b/drivers/scsi/bfa/bfa_ioc.h @@ -78,11 +78,13 @@ struct bfa_ioc_regs_s { bfa_os_addr_t app_pll_slow_ctl_reg; bfa_os_addr_t ioc_sem_reg; bfa_os_addr_t ioc_usage_sem_reg; + bfa_os_addr_t ioc_init_sem_reg; bfa_os_addr_t ioc_usage_reg; bfa_os_addr_t host_page_num_fn; bfa_os_addr_t heartbeat; bfa_os_addr_t ioc_fwstate; bfa_os_addr_t ll_halt; + bfa_os_addr_t err_set; bfa_os_addr_t shirq_isr_next; bfa_os_addr_t shirq_msk_next; bfa_os_addr_t smem_page_start; @@ -154,7 +156,6 @@ struct bfa_ioc_s { struct bfa_timer_s ioc_timer; struct bfa_timer_s sem_timer; u32 hb_count; - u32 hb_fail; u32 retry_count; struct list_head hb_notify_q; void *dbg_fwsave; @@ -177,6 +178,22 @@ struct bfa_ioc_s { struct bfi_ioc_attr_s *attr; struct bfa_ioc_cbfn_s *cbfn; struct bfa_ioc_mbox_mod_s mbox_mod; + struct bfa_ioc_hwif_s *ioc_hwif; +}; + +struct bfa_ioc_hwif_s { + bfa_status_t (*ioc_pll_init) (struct bfa_ioc_s *ioc); + bfa_boolean_t (*ioc_firmware_lock) (struct bfa_ioc_s *ioc); + void (*ioc_firmware_unlock) (struct bfa_ioc_s *ioc); + u32 * (*ioc_fwimg_get_chunk) (struct bfa_ioc_s *ioc, + u32 off); + u32 (*ioc_fwimg_get_size) (struct bfa_ioc_s *ioc); + void (*ioc_reg_init) (struct bfa_ioc_s *ioc); + void (*ioc_map_port) (struct bfa_ioc_s *ioc); + void (*ioc_isr_mode_set) (struct bfa_ioc_s *ioc, + bfa_boolean_t msix); + void (*ioc_notify_hbfail) (struct bfa_ioc_s *ioc); + void (*ioc_ownership_reset) (struct bfa_ioc_s *ioc); }; #define bfa_ioc_pcifn(__ioc) ((__ioc)->pcidev.pci_func) @@ -191,6 +208,15 @@ struct bfa_ioc_s { #define bfa_ioc_rx_bbcredit(__ioc) ((__ioc)->attr->rx_bbcredit) #define bfa_ioc_speed_sup(__ioc) \ BFI_ADAPTER_GETP(SPEED, (__ioc)->attr->adapter_prop) +#define bfa_ioc_get_nports(__ioc) \ + BFI_ADAPTER_GETP(NPORTS, (__ioc)->attr->adapter_prop) + +#define bfa_ioc_stats(_ioc, _stats) ((_ioc)->stats._stats++) +#define BFA_IOC_FWIMG_MINSZ (16 * 1024) + +#define BFA_IOC_FLASH_CHUNK_NO(off) (off / BFI_FLASH_CHUNK_SZ_WORDS) +#define BFA_IOC_FLASH_OFFSET_IN_CHUNK(off) (off % BFI_FLASH_CHUNK_SZ_WORDS) +#define BFA_IOC_FLASH_CHUNK_ADDR(chunkno) (chunkno * BFI_FLASH_CHUNK_SZ_WORDS) /** * IOC mailbox interface @@ -207,6 +233,14 @@ void bfa_ioc_mbox_regisr(struct bfa_ioc_s *ioc, enum bfi_mclass mc, /** * IOC interfaces */ +#define bfa_ioc_pll_init(__ioc) ((__ioc)->ioc_hwif->ioc_pll_init(__ioc)) +#define bfa_ioc_isr_mode_set(__ioc, __msix) \ + ((__ioc)->ioc_hwif->ioc_isr_mode_set(__ioc, __msix)) +#define bfa_ioc_ownership_reset(__ioc) \ + ((__ioc)->ioc_hwif->ioc_ownership_reset(__ioc)) + +void bfa_ioc_set_ct_hwif(struct bfa_ioc_s *ioc); +void bfa_ioc_set_cb_hwif(struct bfa_ioc_s *ioc); void bfa_ioc_attach(struct bfa_ioc_s *ioc, void *bfa, struct bfa_ioc_cbfn_s *cbfn, struct bfa_timer_mod_s *timer_mod, struct bfa_trc_mod_s *trcmod, @@ -223,8 +257,6 @@ bfa_boolean_t bfa_ioc_intx_claim(struct bfa_ioc_s *ioc); void bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, u32 boot_param); void bfa_ioc_isr(struct bfa_ioc_s *ioc, struct bfi_mbmsg_s *msg); void bfa_ioc_error_isr(struct bfa_ioc_s *ioc); -void bfa_ioc_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t intx); -bfa_status_t bfa_ioc_pll_init(struct bfa_ioc_s *ioc); bfa_boolean_t bfa_ioc_is_operational(struct bfa_ioc_s *ioc); bfa_boolean_t bfa_ioc_is_disabled(struct bfa_ioc_s *ioc); bfa_boolean_t bfa_ioc_fw_mismatch(struct bfa_ioc_s *ioc); @@ -245,6 +277,13 @@ void bfa_ioc_set_fcmode(struct bfa_ioc_s *ioc); bfa_boolean_t bfa_ioc_get_fcmode(struct bfa_ioc_s *ioc); void bfa_ioc_hbfail_register(struct bfa_ioc_s *ioc, struct bfa_ioc_hbfail_notify_s *notify); +bfa_boolean_t bfa_ioc_sem_get(bfa_os_addr_t sem_reg); +void bfa_ioc_sem_release(bfa_os_addr_t sem_reg); +void bfa_ioc_hw_sem_release(struct bfa_ioc_s *ioc); +void bfa_ioc_fwver_get(struct bfa_ioc_s *ioc, + struct bfi_ioc_image_hdr_s *fwhdr); +bfa_boolean_t bfa_ioc_fwver_cmp(struct bfa_ioc_s *ioc, + struct bfi_ioc_image_hdr_s *fwhdr); /* * bfa mfg wwn API functions diff --git a/drivers/scsi/bfa/bfa_ioc_cb.c b/drivers/scsi/bfa/bfa_ioc_cb.c new file mode 100644 index 00000000000..d1d625bcd72 --- /dev/null +++ b/drivers/scsi/bfa/bfa_ioc_cb.c @@ -0,0 +1,273 @@ +/* + * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#include <bfa.h> +#include <bfa_ioc.h> +#include <bfa_fwimg_priv.h> +#include <cna/bfa_cna_trcmod.h> +#include <cs/bfa_debug.h> +#include <bfi/bfi_ioc.h> +#include <bfi/bfi_cbreg.h> +#include <log/bfa_log_hal.h> +#include <defs/bfa_defs_pci.h> + +BFA_TRC_FILE(CNA, IOC_CB); + +/* + * forward declarations + */ +static bfa_status_t bfa_ioc_cb_pll_init(struct bfa_ioc_s *ioc); +static bfa_boolean_t bfa_ioc_cb_firmware_lock(struct bfa_ioc_s *ioc); +static void bfa_ioc_cb_firmware_unlock(struct bfa_ioc_s *ioc); +static u32 *bfa_ioc_cb_fwimg_get_chunk(struct bfa_ioc_s *ioc, u32 off); +static u32 bfa_ioc_cb_fwimg_get_size(struct bfa_ioc_s *ioc); +static void bfa_ioc_cb_reg_init(struct bfa_ioc_s *ioc); +static void bfa_ioc_cb_map_port(struct bfa_ioc_s *ioc); +static void bfa_ioc_cb_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t msix); +static void bfa_ioc_cb_notify_hbfail(struct bfa_ioc_s *ioc); +static void bfa_ioc_cb_ownership_reset(struct bfa_ioc_s *ioc); + +struct bfa_ioc_hwif_s hwif_cb = { + bfa_ioc_cb_pll_init, + bfa_ioc_cb_firmware_lock, + bfa_ioc_cb_firmware_unlock, + bfa_ioc_cb_fwimg_get_chunk, + bfa_ioc_cb_fwimg_get_size, + bfa_ioc_cb_reg_init, + bfa_ioc_cb_map_port, + bfa_ioc_cb_isr_mode_set, + bfa_ioc_cb_notify_hbfail, + bfa_ioc_cb_ownership_reset, +}; + +/** + * Called from bfa_ioc_attach() to map asic specific calls. + */ +void +bfa_ioc_set_cb_hwif(struct bfa_ioc_s *ioc) +{ + ioc->ioc_hwif = &hwif_cb; +} + +static uint32_t * +bfa_ioc_cb_fwimg_get_chunk(struct bfa_ioc_s *ioc, uint32_t off) +{ + return bfi_image_cb_get_chunk(off); +} + +static uint32_t +bfa_ioc_cb_fwimg_get_size(struct bfa_ioc_s *ioc) +{ + return bfi_image_cb_size; +} + +/** + * Return true if firmware of current driver matches the running firmware. + */ +static bfa_boolean_t +bfa_ioc_cb_firmware_lock(struct bfa_ioc_s *ioc) +{ + return BFA_TRUE; +} + +static void +bfa_ioc_cb_firmware_unlock(struct bfa_ioc_s *ioc) +{ +} + +/** + * Notify other functions on HB failure. + */ +static void +bfa_ioc_cb_notify_hbfail(struct bfa_ioc_s *ioc) +{ + bfa_reg_write(ioc->ioc_regs.err_set, __PSS_ERR_STATUS_SET); + bfa_reg_read(ioc->ioc_regs.err_set); +} + +/** + * Host to LPU mailbox message addresses + */ +static struct { uint32_t hfn_mbox, lpu_mbox, hfn_pgn; } iocreg_fnreg[] = { + { HOSTFN0_LPU_MBOX0_0, LPU_HOSTFN0_MBOX0_0, HOST_PAGE_NUM_FN0 }, + { HOSTFN1_LPU_MBOX0_8, LPU_HOSTFN1_MBOX0_8, HOST_PAGE_NUM_FN1 } +}; + +/** + * Host <-> LPU mailbox command/status registers + */ +static struct { uint32_t hfn, lpu; } iocreg_mbcmd[] = { + { HOSTFN0_LPU0_CMD_STAT, LPU0_HOSTFN0_CMD_STAT }, + { HOSTFN1_LPU1_CMD_STAT, LPU1_HOSTFN1_CMD_STAT } +}; + +static void +bfa_ioc_cb_reg_init(struct bfa_ioc_s *ioc) +{ + bfa_os_addr_t rb; + int pcifn = bfa_ioc_pcifn(ioc); + + rb = bfa_ioc_bar0(ioc); + + ioc->ioc_regs.hfn_mbox = rb + iocreg_fnreg[pcifn].hfn_mbox; + ioc->ioc_regs.lpu_mbox = rb + iocreg_fnreg[pcifn].lpu_mbox; + ioc->ioc_regs.host_page_num_fn = rb + iocreg_fnreg[pcifn].hfn_pgn; + + if (ioc->port_id == 0) { + ioc->ioc_regs.heartbeat = rb + BFA_IOC0_HBEAT_REG; + ioc->ioc_regs.ioc_fwstate = rb + BFA_IOC0_STATE_REG; + } else { + ioc->ioc_regs.heartbeat = (rb + BFA_IOC1_HBEAT_REG); + ioc->ioc_regs.ioc_fwstate = (rb + BFA_IOC1_STATE_REG); + } + + /** + * Host <-> LPU mailbox command/status registers + */ + ioc->ioc_regs.hfn_mbox_cmd = rb + iocreg_mbcmd[pcifn].hfn; + ioc->ioc_regs.lpu_mbox_cmd = rb + iocreg_mbcmd[pcifn].lpu; + + /* + * PSS control registers + */ + ioc->ioc_regs.pss_ctl_reg = (rb + PSS_CTL_REG); + ioc->ioc_regs.app_pll_fast_ctl_reg = (rb + APP_PLL_400_CTL_REG); + ioc->ioc_regs.app_pll_slow_ctl_reg = (rb + APP_PLL_212_CTL_REG); + + /* + * IOC semaphore registers and serialization + */ + ioc->ioc_regs.ioc_sem_reg = (rb + HOST_SEM0_REG); + ioc->ioc_regs.ioc_init_sem_reg = (rb + HOST_SEM2_REG); + + /** + * sram memory access + */ + ioc->ioc_regs.smem_page_start = (rb + PSS_SMEM_PAGE_START); + ioc->ioc_regs.smem_pg0 = BFI_IOC_SMEM_PG0_CB; + + /* + * err set reg : for notification of hb failure + */ + ioc->ioc_regs.err_set = (rb + ERR_SET_REG); +} + +/** + * Initialize IOC to port mapping. + */ +static void +bfa_ioc_cb_map_port(struct bfa_ioc_s *ioc) +{ + /** + * For crossbow, port id is same as pci function. + */ + ioc->port_id = bfa_ioc_pcifn(ioc); + bfa_trc(ioc, ioc->port_id); +} + +/** + * Set interrupt mode for a function: INTX or MSIX + */ +static void +bfa_ioc_cb_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t msix) +{ +} + +static bfa_status_t +bfa_ioc_cb_pll_init(struct bfa_ioc_s *ioc) +{ + bfa_os_addr_t rb = ioc->pcidev.pci_bar_kva; + uint32_t pll_sclk, pll_fclk; + + /* + * Hold semaphore so that nobody can access the chip during init. + */ + bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg); + + pll_sclk = __APP_PLL_212_ENABLE | __APP_PLL_212_LRESETN | + __APP_PLL_212_P0_1(3U) | + __APP_PLL_212_JITLMT0_1(3U) | + __APP_PLL_212_CNTLMT0_1(3U); + pll_fclk = __APP_PLL_400_ENABLE | __APP_PLL_400_LRESETN | + __APP_PLL_400_RSEL200500 | __APP_PLL_400_P0_1(3U) | + __APP_PLL_400_JITLMT0_1(3U) | + __APP_PLL_400_CNTLMT0_1(3U); + + bfa_reg_write((rb + BFA_IOC0_STATE_REG), BFI_IOC_UNINIT); + bfa_reg_write((rb + BFA_IOC1_STATE_REG), BFI_IOC_UNINIT); + + bfa_reg_write((rb + HOSTFN0_INT_MSK), 0xffffffffU); + bfa_reg_write((rb + HOSTFN1_INT_MSK), 0xffffffffU); + bfa_reg_write((rb + HOSTFN0_INT_STATUS), 0xffffffffU); + bfa_reg_write((rb + HOSTFN1_INT_STATUS), 0xffffffffU); + bfa_reg_write((rb + HOSTFN0_INT_MSK), 0xffffffffU); + bfa_reg_write((rb + HOSTFN1_INT_MSK), 0xffffffffU); + + bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, + __APP_PLL_212_LOGIC_SOFT_RESET); + bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, + __APP_PLL_212_BYPASS | + __APP_PLL_212_LOGIC_SOFT_RESET); + bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, + __APP_PLL_400_LOGIC_SOFT_RESET); + bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, + __APP_PLL_400_BYPASS | + __APP_PLL_400_LOGIC_SOFT_RESET); + bfa_os_udelay(2); + bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, + __APP_PLL_212_LOGIC_SOFT_RESET); + bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, + __APP_PLL_400_LOGIC_SOFT_RESET); + + bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, + pll_sclk | __APP_PLL_212_LOGIC_SOFT_RESET); + bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, + pll_fclk | __APP_PLL_400_LOGIC_SOFT_RESET); + + /** + * Wait for PLLs to lock. + */ + bfa_os_udelay(2000); + bfa_reg_write((rb + HOSTFN0_INT_STATUS), 0xffffffffU); + bfa_reg_write((rb + HOSTFN1_INT_STATUS), 0xffffffffU); + + bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, pll_sclk); + bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, pll_fclk); + + /* + * release semaphore. + */ + bfa_ioc_sem_release(ioc->ioc_regs.ioc_init_sem_reg); + + return BFA_STATUS_OK; +} + +/** + * Cleanup hw semaphore and usecnt registers + */ +static void +bfa_ioc_cb_ownership_reset(struct bfa_ioc_s *ioc) +{ + + /* + * Read the hw sem reg to make sure that it is locked + * before we clear it. If it is not locked, writing 1 + * will lock it instead of clearing it. + */ + bfa_reg_read(ioc->ioc_regs.ioc_sem_reg); + bfa_ioc_hw_sem_release(ioc); +} diff --git a/drivers/scsi/bfa/bfa_ioc_ct.c b/drivers/scsi/bfa/bfa_ioc_ct.c new file mode 100644 index 00000000000..5de9c24efac --- /dev/null +++ b/drivers/scsi/bfa/bfa_ioc_ct.c @@ -0,0 +1,422 @@ +/* + * Copyright (c) 2005-2009 Brocade Communications Systems, Inc. + * All rights reserved + * www.brocade.com + * + * Linux driver for Brocade Fibre Channel Host Bus Adapter. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License (GPL) Version 2 as + * published by the Free Software Foundation + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + */ + +#include <bfa.h> +#include <bfa_ioc.h> +#include <bfa_fwimg_priv.h> +#include <cna/bfa_cna_trcmod.h> +#include <cs/bfa_debug.h> +#include <bfi/bfi_ioc.h> +#include <bfi/bfi_ctreg.h> +#include <log/bfa_log_hal.h> +#include <defs/bfa_defs_pci.h> + +BFA_TRC_FILE(CNA, IOC_CT); + +/* + * forward declarations + */ +static bfa_status_t bfa_ioc_ct_pll_init(struct bfa_ioc_s *ioc); +static bfa_boolean_t bfa_ioc_ct_firmware_lock(struct bfa_ioc_s *ioc); +static void bfa_ioc_ct_firmware_unlock(struct bfa_ioc_s *ioc); +static uint32_t* bfa_ioc_ct_fwimg_get_chunk(struct bfa_ioc_s *ioc, + uint32_t off); +static uint32_t bfa_ioc_ct_fwimg_get_size(struct bfa_ioc_s *ioc); +static void bfa_ioc_ct_reg_init(struct bfa_ioc_s *ioc); +static void bfa_ioc_ct_map_port(struct bfa_ioc_s *ioc); +static void bfa_ioc_ct_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t msix); +static void bfa_ioc_ct_notify_hbfail(struct bfa_ioc_s *ioc); +static void bfa_ioc_ct_ownership_reset(struct bfa_ioc_s *ioc); + +struct bfa_ioc_hwif_s hwif_ct = { + bfa_ioc_ct_pll_init, + bfa_ioc_ct_firmware_lock, + bfa_ioc_ct_firmware_unlock, + bfa_ioc_ct_fwimg_get_chunk, + bfa_ioc_ct_fwimg_get_size, + bfa_ioc_ct_reg_init, + bfa_ioc_ct_map_port, + bfa_ioc_ct_isr_mode_set, + bfa_ioc_ct_notify_hbfail, + bfa_ioc_ct_ownership_reset, +}; + +/** + * Called from bfa_ioc_attach() to map asic specific calls. + */ +void +bfa_ioc_set_ct_hwif(struct bfa_ioc_s *ioc) +{ + ioc->ioc_hwif = &hwif_ct; +} + +static uint32_t* +bfa_ioc_ct_fwimg_get_chunk(struct bfa_ioc_s *ioc, uint32_t off) +{ + return bfi_image_ct_get_chunk(off); +} + +static uint32_t +bfa_ioc_ct_fwimg_get_size(struct bfa_ioc_s *ioc) +{ + return bfi_image_ct_size; +} + +/** + * Return true if firmware of current driver matches the running firmware. + */ +static bfa_boolean_t +bfa_ioc_ct_firmware_lock(struct bfa_ioc_s *ioc) +{ + enum bfi_ioc_state ioc_fwstate; + uint32_t usecnt; + struct bfi_ioc_image_hdr_s fwhdr; + + /** + * Firmware match check is relevant only for CNA. + */ + if (!ioc->cna) + return BFA_TRUE; + + /** + * If bios boot (flash based) -- do not increment usage count + */ + if (bfa_ioc_ct_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ) + return BFA_TRUE; + + bfa_ioc_sem_get(ioc->ioc_regs.ioc_usage_sem_reg); + usecnt = bfa_reg_read(ioc->ioc_regs.ioc_usage_reg); + + /** + * If usage count is 0, always return TRUE. + */ + if (usecnt == 0) { + bfa_reg_write(ioc->ioc_regs.ioc_usage_reg, 1); + bfa_ioc_sem_release(ioc->ioc_regs.ioc_usage_sem_reg); + bfa_trc(ioc, usecnt); + return BFA_TRUE; + } + + ioc_fwstate = bfa_reg_read(ioc->ioc_regs.ioc_fwstate); + bfa_trc(ioc, ioc_fwstate); + + /** + * Use count cannot be non-zero and chip in uninitialized state. + */ + bfa_assert(ioc_fwstate != BFI_IOC_UNINIT); + + /** + * Check if another driver with a different firmware is active + */ + bfa_ioc_fwver_get(ioc, &fwhdr); + if (!bfa_ioc_fwver_cmp(ioc, &fwhdr)) { + bfa_ioc_sem_release(ioc->ioc_regs.ioc_usage_sem_reg); + bfa_trc(ioc, usecnt); + return BFA_FALSE; + } + + /** + * Same firmware version. Increment the reference count. + */ + usecnt++; + bfa_reg_write(ioc->ioc_regs.ioc_usage_reg, usecnt); + bfa_ioc_sem_release(ioc->ioc_regs.ioc_usage_sem_reg); + bfa_trc(ioc, usecnt); + return BFA_TRUE; +} + +static void +bfa_ioc_ct_firmware_unlock(struct bfa_ioc_s *ioc) +{ + uint32_t usecnt; + + /** + * Firmware lock is relevant only for CNA. + * If bios boot (flash based) -- do not decrement usage count + */ + if (!ioc->cna || bfa_ioc_ct_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ) + return; + + /** + * decrement usage count + */ + bfa_ioc_sem_get(ioc->ioc_regs.ioc_usage_sem_reg); + usecnt = bfa_reg_read(ioc->ioc_regs.ioc_usage_reg); + bfa_assert(usecnt > 0); + + usecnt--; + bfa_reg_write(ioc->ioc_regs.ioc_usage_reg, usecnt); + bfa_trc(ioc, usecnt); + + bfa_ioc_sem_release(ioc->ioc_regs.ioc_usage_sem_reg); +} + +/** + * Notify other functions on HB failure. + */ +static void +bfa_ioc_ct_notify_hbfail(struct bfa_ioc_s *ioc) +{ + + bfa_reg_write(ioc->ioc_regs.ll_halt, __FW_INIT_HALT_P); + /* Wait for halt to take effect */ + bfa_reg_read(ioc->ioc_regs.ll_halt); +} + +/** + * Host to LPU mailbox message addresses + */ +static struct { uint32_t hfn_mbox, lpu_mbox, hfn_pgn; } iocreg_fnreg[] = { + { HOSTFN0_LPU_MBOX0_0, LPU_HOSTFN0_MBOX0_0, HOST_PAGE_NUM_FN0 }, + { HOSTFN1_LPU_MBOX0_8, LPU_HOSTFN1_MBOX0_8, HOST_PAGE_NUM_FN1 }, + { HOSTFN2_LPU_MBOX0_0, LPU_HOSTFN2_MBOX0_0, HOST_PAGE_NUM_FN2 }, + { HOSTFN3_LPU_MBOX0_8, LPU_HOSTFN3_MBOX0_8, HOST_PAGE_NUM_FN3 } +}; + +/** + * Host <-> LPU mailbox command/status registers - port 0 + */ +static struct { uint32_t hfn, lpu; } iocreg_mbcmd_p0[] = { + { HOSTFN0_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN0_MBOX0_CMD_STAT }, + { HOSTFN1_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN1_MBOX0_CMD_STAT }, + { HOSTFN2_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN2_MBOX0_CMD_STAT }, + { HOSTFN3_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN3_MBOX0_CMD_STAT } +}; + +/** + * Host <-> LPU mailbox command/status registers - port 1 + */ +static struct { uint32_t hfn, lpu; } iocreg_mbcmd_p1[] = { + { HOSTFN0_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN0_MBOX0_CMD_STAT }, + { HOSTFN1_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN1_MBOX0_CMD_STAT }, + { HOSTFN2_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN2_MBOX0_CMD_STAT }, + { HOSTFN3_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN3_MBOX0_CMD_STAT } +}; + +static void +bfa_ioc_ct_reg_init(struct bfa_ioc_s *ioc) +{ + bfa_os_addr_t rb; + int pcifn = bfa_ioc_pcifn(ioc); + + rb = bfa_ioc_bar0(ioc); + + ioc->ioc_regs.hfn_mbox = rb + iocreg_fnreg[pcifn].hfn_mbox; + ioc->ioc_regs.lpu_mbox = rb + iocreg_fnreg[pcifn].lpu_mbox; + ioc->ioc_regs.host_page_num_fn = rb + iocreg_fnreg[pcifn].hfn_pgn; + + if (ioc->port_id == 0) { + ioc->ioc_regs.heartbeat = rb + BFA_IOC0_HBEAT_REG; + ioc->ioc_regs.ioc_fwstate = rb + BFA_IOC0_STATE_REG; + ioc->ioc_regs.hfn_mbox_cmd = rb + iocreg_mbcmd_p0[pcifn].hfn; + ioc->ioc_regs.lpu_mbox_cmd = rb + iocreg_mbcmd_p0[pcifn].lpu; + ioc->ioc_regs.ll_halt = rb + FW_INIT_HALT_P0; + } else { + ioc->ioc_regs.heartbeat = (rb + BFA_IOC1_HBEAT_REG); + ioc->ioc_regs.ioc_fwstate = (rb + BFA_IOC1_STATE_REG); + ioc->ioc_regs.hfn_mbox_cmd = rb + iocreg_mbcmd_p1[pcifn].hfn; + ioc->ioc_regs.lpu_mbox_cmd = rb + iocreg_mbcmd_p1[pcifn].lpu; + ioc->ioc_regs.ll_halt = rb + FW_INIT_HALT_P1; + } + + /* + * PSS control registers + */ + ioc->ioc_regs.pss_ctl_reg = (rb + PSS_CTL_REG); + ioc->ioc_regs.app_pll_fast_ctl_reg = (rb + APP_PLL_425_CTL_REG); + ioc->ioc_regs.app_pll_slow_ctl_reg = (rb + APP_PLL_312_CTL_REG); + + /* + * IOC semaphore registers and serialization + */ + ioc->ioc_regs.ioc_sem_reg = (rb + HOST_SEM0_REG); + ioc->ioc_regs.ioc_usage_sem_reg = (rb + HOST_SEM1_REG); + ioc->ioc_regs.ioc_init_sem_reg = (rb + HOST_SEM2_REG); + ioc->ioc_regs.ioc_usage_reg = (rb + BFA_FW_USE_COUNT); + + /** + * sram memory access + */ + ioc->ioc_regs.smem_page_start = (rb + PSS_SMEM_PAGE_START); + ioc->ioc_regs.smem_pg0 = BFI_IOC_SMEM_PG0_CT; +} + +/** + * Initialize IOC to port mapping. + */ + +#define FNC_PERS_FN_SHIFT(__fn) ((__fn) * 8) +static void +bfa_ioc_ct_map_port(struct bfa_ioc_s *ioc) +{ + bfa_os_addr_t rb = ioc->pcidev.pci_bar_kva; + uint32_t r32; + + /** + * For catapult, base port id on personality register and IOC type + */ + r32 = bfa_reg_read(rb + FNC_PERS_REG); + r32 >>= FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc)); + ioc->port_id = (r32 & __F0_PORT_MAP_MK) >> __F0_PORT_MAP_SH; + + bfa_trc(ioc, bfa_ioc_pcifn(ioc)); + bfa_trc(ioc, ioc->port_id); +} + +/** + * Set interrupt mode for a function: INTX or MSIX + */ +static void +bfa_ioc_ct_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t msix) +{ + bfa_os_addr_t rb = ioc->pcidev.pci_bar_kva; + uint32_t r32, mode; + + r32 = bfa_reg_read(rb + FNC_PERS_REG); + bfa_trc(ioc, r32); + + mode = (r32 >> FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc))) & + __F0_INTX_STATUS; + + /** + * If already in desired mode, do not change anything + */ + if (!msix && mode) + return; + + if (msix) + mode = __F0_INTX_STATUS_MSIX; + else + mode = __F0_INTX_STATUS_INTA; + + r32 &= ~(__F0_INTX_STATUS << FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc))); + r32 |= (mode << FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc))); + bfa_trc(ioc, r32); + + bfa_reg_write(rb + FNC_PERS_REG, r32); +} + +static bfa_status_t +bfa_ioc_ct_pll_init(struct bfa_ioc_s *ioc) +{ + bfa_os_addr_t rb = ioc->pcidev.pci_bar_kva; + uint32_t pll_sclk, pll_fclk, r32; + + /* + * Hold semaphore so that nobody can access the chip during init. + */ + bfa_ioc_sem_get(ioc->ioc_regs.ioc_init_sem_reg); + + pll_sclk = __APP_PLL_312_ENABLE | __APP_PLL_312_LRESETN | + __APP_PLL_312_RSEL200500 | __APP_PLL_312_P0_1(0U) | + __APP_PLL_312_JITLMT0_1(3U) | + __APP_PLL_312_CNTLMT0_1(1U); + pll_fclk = __APP_PLL_425_ENABLE | __APP_PLL_425_LRESETN | + __APP_PLL_425_RSEL200500 | __APP_PLL_425_P0_1(0U) | + __APP_PLL_425_JITLMT0_1(3U) | + __APP_PLL_425_CNTLMT0_1(1U); + + /** + * For catapult, choose operational mode FC/FCoE + */ + if (ioc->fcmode) { + bfa_reg_write((rb + OP_MODE), 0); + bfa_reg_write((rb + ETH_MAC_SER_REG), + __APP_EMS_CMLCKSEL | + __APP_EMS_REFCKBUFEN2 | + __APP_EMS_CHANNEL_SEL); + } else { + ioc->pllinit = BFA_TRUE; + bfa_reg_write((rb + OP_MODE), __GLOBAL_FCOE_MODE); + bfa_reg_write((rb + ETH_MAC_SER_REG), + __APP_EMS_REFCKBUFEN1); + } + + bfa_reg_write((rb + BFA_IOC0_STATE_REG), BFI_IOC_UNINIT); + bfa_reg_write((rb + BFA_IOC1_STATE_REG), BFI_IOC_UNINIT); + + bfa_reg_write((rb + HOSTFN0_INT_MSK), 0xffffffffU); + bfa_reg_write((rb + HOSTFN1_INT_MSK), 0xffffffffU); + bfa_reg_write((rb + HOSTFN0_INT_STATUS), 0xffffffffU); + bfa_reg_write((rb + HOSTFN1_INT_STATUS), 0xffffffffU); + bfa_reg_write((rb + HOSTFN0_INT_MSK), 0xffffffffU); + bfa_reg_write((rb + HOSTFN1_INT_MSK), 0xffffffffU); + + bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, + __APP_PLL_312_LOGIC_SOFT_RESET); + bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, + __APP_PLL_312_BYPASS | + __APP_PLL_312_LOGIC_SOFT_RESET); + bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, + __APP_PLL_425_LOGIC_SOFT_RESET); + bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, + __APP_PLL_425_BYPASS | + __APP_PLL_425_LOGIC_SOFT_RESET); + bfa_os_udelay(2); + bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, + __APP_PLL_312_LOGIC_SOFT_RESET); + bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, + __APP_PLL_425_LOGIC_SOFT_RESET); + + bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, + pll_sclk | __APP_PLL_312_LOGIC_SOFT_RESET); + bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, + pll_fclk | __APP_PLL_425_LOGIC_SOFT_RESET); + + /** + * Wait for PLLs to lock. + */ + bfa_os_udelay(2000); + bfa_reg_write((rb + HOSTFN0_INT_STATUS), 0xffffffffU); + bfa_reg_write((rb + HOSTFN1_INT_STATUS), 0xffffffffU); + + bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, pll_sclk); + bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, pll_fclk); + + bfa_reg_write((rb + MBIST_CTL_REG), __EDRAM_BISTR_START); + bfa_os_udelay(1000); + r32 = bfa_reg_read((rb + MBIST_STAT_REG)); + bfa_trc(ioc, r32); + /* + * release semaphore. + */ + bfa_ioc_sem_release(ioc->ioc_regs.ioc_init_sem_reg); + + return BFA_STATUS_OK; +} + +/** + * Cleanup hw semaphore and usecnt registers + */ +static void +bfa_ioc_ct_ownership_reset(struct bfa_ioc_s *ioc) +{ + + if (ioc->cna) { + bfa_ioc_sem_get(ioc->ioc_regs.ioc_usage_sem_reg); + bfa_reg_write(ioc->ioc_regs.ioc_usage_reg, 0); + bfa_ioc_sem_release(ioc->ioc_regs.ioc_usage_sem_reg); + } + + /* + * Read the hw sem reg to make sure that it is locked + * before we clear it. If it is not locked, writing 1 + * will lock it instead of clearing it. + */ + bfa_reg_read(ioc->ioc_regs.ioc_sem_reg); + bfa_ioc_hw_sem_release(ioc); +} diff --git a/drivers/scsi/bfa/include/bfa.h b/drivers/scsi/bfa/include/bfa.h index d4bc0d9fa42..942ae64038c 100644 --- a/drivers/scsi/bfa/include/bfa.h +++ b/drivers/scsi/bfa/include/bfa.h @@ -161,6 +161,7 @@ bfa_status_t bfa_iocfc_israttr_set(struct bfa_s *bfa, void bfa_iocfc_enable(struct bfa_s *bfa); void bfa_iocfc_disable(struct bfa_s *bfa); void bfa_ioc_auto_recover(bfa_boolean_t auto_recover); +void bfa_chip_reset(struct bfa_s *bfa); void bfa_cb_ioc_disable(void *bfad); void bfa_timer_tick(struct bfa_s *bfa); #define bfa_timer_start(_bfa, _timer, _timercb, _arg, _timeout) \ diff --git a/drivers/scsi/bfa/include/bfa_timer.h b/drivers/scsi/bfa/include/bfa_timer.h index e407103fa56..f7108744822 100644 --- a/drivers/scsi/bfa/include/bfa_timer.h +++ b/drivers/scsi/bfa/include/bfa_timer.h @@ -41,7 +41,7 @@ struct bfa_timer_mod_s { struct list_head timer_q; }; -#define BFA_TIMER_FREQ 500 /**< specified in millisecs */ +#define BFA_TIMER_FREQ 200 /**< specified in millisecs */ void bfa_timer_beat(struct bfa_timer_mod_s *mod); void bfa_timer_init(struct bfa_timer_mod_s *mod); diff --git a/drivers/scsi/bfa/include/bfi/bfi_cbreg.h b/drivers/scsi/bfa/include/bfi/bfi_cbreg.h index b3bb52b565b..781cefafb65 100644 --- a/drivers/scsi/bfa/include/bfi/bfi_cbreg.h +++ b/drivers/scsi/bfa/include/bfi/bfi_cbreg.h @@ -177,7 +177,8 @@ #define __PSS_LMEM_INIT_EN 0x00000100 #define __PSS_LPU1_RESET 0x00000002 #define __PSS_LPU0_RESET 0x00000001 - +#define ERR_SET_REG 0x00018818 +#define __PSS_ERR_STATUS_SET 0x00000fff /* * These definitions are either in error/missing in spec. Its auto-generated diff --git a/drivers/scsi/bfa/include/bfi/bfi_ctreg.h b/drivers/scsi/bfa/include/bfi/bfi_ctreg.h index dd2992c38af..d84ebae70cb 100644 --- a/drivers/scsi/bfa/include/bfi/bfi_ctreg.h +++ b/drivers/scsi/bfa/include/bfi/bfi_ctreg.h @@ -430,6 +430,8 @@ enum { #define __PSS_LMEM_INIT_EN 0x00000100 #define __PSS_LPU1_RESET 0x00000002 #define __PSS_LPU0_RESET 0x00000001 +#define ERR_SET_REG 0x00018818 +#define __PSS_ERR_STATUS_SET 0x003fffff #define HQM_QSET0_RXQ_DRBL_P0 0x00038000 #define __RXQ0_ADD_VECTORS_P 0x80000000 #define __RXQ0_STOP_P 0x40000000 diff --git a/drivers/scsi/bfa/include/bfi/bfi_ioc.h b/drivers/scsi/bfa/include/bfi/bfi_ioc.h index 96ef0567065..a0158aac002 100644 --- a/drivers/scsi/bfa/include/bfi/bfi_ioc.h +++ b/drivers/scsi/bfa/include/bfi/bfi_ioc.h @@ -123,7 +123,7 @@ enum bfi_ioc_state { BFI_IOC_DISABLING = 5, /* IOC is being disabled */ BFI_IOC_DISABLED = 6, /* IOC is disabled */ BFI_IOC_CFG_DISABLED = 7, /* IOC is being disabled;transient */ - BFI_IOC_HBFAIL = 8, /* IOC heart-beat failure */ + BFI_IOC_FAIL = 8, /* IOC heart-beat failure */ BFI_IOC_MEMTEST = 9, /* IOC is doing memtest */ }; diff --git a/drivers/scsi/bfa/include/cna/bfa_cna_trcmod.h b/drivers/scsi/bfa/include/cna/bfa_cna_trcmod.h index 43ba7064e81..a75a1f3be31 100644 --- a/drivers/scsi/bfa/include/cna/bfa_cna_trcmod.h +++ b/drivers/scsi/bfa/include/cna/bfa_cna_trcmod.h @@ -31,6 +31,10 @@ enum { BFA_TRC_CNA_CEE = 1, BFA_TRC_CNA_PORT = 2, + BFA_TRC_CNA_IOC = 3, + BFA_TRC_CNA_DIAG = 4, + BFA_TRC_CNA_IOC_CB = 5, + BFA_TRC_CNA_IOC_CT = 6, }; #endif /* __BFA_CNA_TRCMOD_H__ */ |