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authorKrishna Gudipati <kgudipat@brocade.com>2010-03-06 03:37:18 (GMT)
committerJames Bottomley <James.Bottomley@suse.de>2010-03-07 07:32:45 (GMT)
commit78f915f7b095dda76970c8c9568489fa779ef73f (patch)
tree5b455c396851323fa3c723c4d7b9befcb53fcccc /drivers/scsi
parentf5713c5dfb4d61cd77debf61d3873eb36877ff1f (diff)
downloadlinux-78f915f7b095dda76970c8c9568489fa779ef73f.tar.xz
[SCSI] bfa: In MSIX mode, ignore spurious RME interrupts when FCoE ports are in FW mismatch state.
Use dummy interrupt handlers till chip initialization is complete. Install real interrupt handlers after chip initialization. Also removed msix installation code in bfa_iocfc_init(). Signed-off-by: Krishna Gudipati <kgudipat@brocade.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/bfa/bfa_ioc_ct.c43
-rw-r--r--drivers/scsi/bfa/bfa_iocfc.c1
2 files changed, 17 insertions, 27 deletions
diff --git a/drivers/scsi/bfa/bfa_ioc_ct.c b/drivers/scsi/bfa/bfa_ioc_ct.c
index 469da95..2431922 100644
--- a/drivers/scsi/bfa/bfa_ioc_ct.c
+++ b/drivers/scsi/bfa/bfa_ioc_ct.c
@@ -331,12 +331,12 @@ bfa_ioc_ct_pll_init(struct bfa_ioc_s *ioc)
*/
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) |
+ pll_sclk = __APP_PLL_312_LRESETN | __APP_PLL_312_ENARST |
+ __APP_PLL_312_RSEL200500 | __APP_PLL_312_P0_1(3U) |
__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) |
+ pll_fclk = __APP_PLL_425_LRESETN | __APP_PLL_425_ENARST |
+ __APP_PLL_425_RSEL200500 | __APP_PLL_425_P0_1(3U) |
__APP_PLL_425_JITLMT0_1(3U) |
__APP_PLL_425_CNTLMT0_1(1U);
@@ -366,36 +366,27 @@ bfa_ioc_ct_pll_init(struct bfa_ioc_s *ioc)
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);
+ 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);
+ bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, pll_sclk |
+ __APP_PLL_312_LOGIC_SOFT_RESET | __APP_PLL_312_ENABLE);
+ bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, pll_fclk |
+ __APP_PLL_425_LOGIC_SOFT_RESET | __APP_PLL_425_ENABLE);
/**
* Wait for PLLs to lock.
*/
+ bfa_reg_read(rb + HOSTFN0_INT_MSK);
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(ioc->ioc_regs.app_pll_slow_ctl_reg, pll_sclk |
+ __APP_PLL_312_ENABLE);
+ bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, pll_fclk |
+ __APP_PLL_425_ENABLE);
bfa_reg_write((rb + MBIST_CTL_REG), __EDRAM_BISTR_START);
bfa_os_udelay(1000);
diff --git a/drivers/scsi/bfa/bfa_iocfc.c b/drivers/scsi/bfa/bfa_iocfc.c
index a5551db..6677f83 100644
--- a/drivers/scsi/bfa/bfa_iocfc.c
+++ b/drivers/scsi/bfa/bfa_iocfc.c
@@ -659,7 +659,6 @@ bfa_iocfc_init(struct bfa_s *bfa)
{
bfa->iocfc.action = BFA_IOCFC_ACT_INIT;
bfa_ioc_enable(&bfa->ioc);
- bfa_msix_install(bfa);
}
/**