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path: root/drivers/scsi/bfa/bfi_reg.h
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2012-10-07[SCSI] bfa: Flash Controller PLL initialization fixesKrishna Gudipati
- Made changes to check the flash controller status before IOC initialization. - Made changes to poll on the FLASH_STS_REG bit to check if the flash controller initialization is completed during the PLL init. Signed-off-by: Vijaya Mohan Guvva <vmohan@brocade.com> Signed-off-by: Krishna Gudipati <kgudipat@brocade.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
2012-03-28[SCSI] bfa: Flash controller IOC pll init fixes.Krishna Gudipati
Made changes to resume the flash controller if it is halted before going ahead with flash controller pause/resume logic. Made changes to avoid clearing off the interrupts during the initial pll initialization. Signed-off-by: Krishna Gudipati <kgudipat@brocade.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
2011-06-29[SCSI] bfa: Brocade-1860 Fabric Adapter PLL init fixes.Krishna Gudipati
- If flash controller is halted unconditionally, this results in illegal write access to flash controller register domain. Since flash controller registers are only accessible once s_clk is started - added logic to check for WGN status and halt flash controller only if it is already running. - Added check to wait for flash controller halt to be completed before proceeding with s_clk/l_clk initializations. - Removed unnecessary reset logic for PMM 1T memory and moved memory initialization after flash access enable. - Disable Brocade-1860 asic MBOX interrupt before PLL initialization. - Remove reset enable for S_CLK/L_CLK after both PLL initializations are complete. Signed-off-by: Krishna Gudipati <kgudipat@brocade.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
2011-06-29[SCSI] bfa: Brocade-1860 Fabric Adapter 16Gbs support and flash controller ↵Krishna Gudipati
fixes. - Added support for 16Gbps. - Added logic to flush pending mailbox command queue when IOC is disabled. - Fix to Halt the flash controller during fw initialization - since when asic blck is programmed flash controller's continuous access blocks f/w access to flash. - Added new asic based card types and modified IOC get card model routine. - Added PLL init fix to do LPU reset every time we do a memory initialization, since not doing so will cause LPU to be uninitialized during driver load. - Added fix to Halt flash controller before PLL initialization. Signed-off-by: Krishna Gudipati <kgudipat@brocade.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
2011-06-29[SCSI] bfa: IOC and PLL init changes for Brocade-1860 Fabric Adapter.Krishna Gudipati
- Introduced IOC poll mechanism which replaces current interrupt based FW READY method. - The timer based poll routine in IOC will query the ioc_fwstate register to see if there is a state change in FW, and sends the READY event. - Bug fixes in the new asic PLL initialization. - Added logic to handle CPE/RME queue interrupts before iocfc config done. 1. Use the queue_process flag to see if iocfc configuration is done in INTX mode. 2. Split the MSIX handler installation in two - one for IOC intr handler and the other for cpe/rme queue handler - and delay assigning queue handlers until iocfc config is done in MSIX mode. Signed-off-by: Krishna Gudipati <kgudipat@brocade.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
2011-06-29[SCSI] bfa: Brocade-1860 Fabric Adapter Hardware EnablementKrishna Gudipati
- Added support for Brocade-1860 Fabric Adapter. - Made changes to support single firmware image per asic type. - Combined bfi_cbreg.h and bfi_ctreg.h defines into bfi_reg.h with only minimal defines used by host. - Added changes to setup CPE/RME Queue register offsets based on firmware response. - Removed queue register offset initializations and added register offsets to BFI config response message. - Added Brocade-1860 asic specific interrupt status definitions and mailbox interfaces. Signed-off-by: Krishna Gudipati <kgudipat@brocade.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>