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[SCSI] pm8001: add SAS/SATA HBA driver
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This driver supports PMC-Sierra PCIe SAS/SATA 8x6G SPC 8001 chip based
host adapters.

Signed-off-by: Jack Wang <jack_wang@usish.com>
Signed-off-by: Lindar Liu <lindar_liu@usish.com>
Signed-off-by: Tom Peng <tom_peng@usish.com>
Signed-off-by: Kevin Ao <aoqingyun@usish.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
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jack wang authored and James Bottomley committed Dec 4, 2009
1 parent 35e6601 commit dbf9bfe
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7 changes: 7 additions & 0 deletions MAINTAINERS
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Expand Up @@ -4116,6 +4116,13 @@ W: http://www.pmc-sierra.com/
S: Supported
F: drivers/scsi/pmcraid.*

PMC SIERRA PM8001 DRIVER
M: jack_wang@usish.com
M: lindar_liu@usish.com
L: linux-scsi@vger.kernel.org
S: Supported
F: drivers/scsi/pm8001/

POSIX CLOCKS and TIMERS
M: Thomas Gleixner <tglx@linutronix.de>
S: Supported
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8 changes: 8 additions & 0 deletions drivers/scsi/Kconfig
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Expand Up @@ -1818,6 +1818,14 @@ config SCSI_PMCRAID
---help---
This driver supports the PMC SIERRA MaxRAID adapters.

config SCSI_PM8001
tristate "PMC-Sierra SPC 8001 SAS/SATA Based Host Adapter driver"
depends on PCI && SCSI
select SCSI_SAS_LIBSAS
help
This driver supports PMC-Sierra PCIE SAS/SATA 8x6G SPC 8001 chip
based host adapters.

config SCSI_SRP
tristate "SCSI RDMA Protocol helper library"
depends on SCSI && PCI
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1 change: 1 addition & 0 deletions drivers/scsi/Makefile
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Expand Up @@ -70,6 +70,7 @@ obj-$(CONFIG_SCSI_AIC79XX) += aic7xxx/
obj-$(CONFIG_SCSI_AACRAID) += aacraid/
obj-$(CONFIG_SCSI_AIC7XXX_OLD) += aic7xxx_old.o
obj-$(CONFIG_SCSI_AIC94XX) += aic94xx/
obj-$(CONFIG_SCSI_PM8001) += pm8001/
obj-$(CONFIG_SCSI_IPS) += ips.o
obj-$(CONFIG_SCSI_FD_MCS) += fd_mcs.o
obj-$(CONFIG_SCSI_FUTURE_DOMAIN)+= fdomain.o
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12 changes: 12 additions & 0 deletions drivers/scsi/pm8001/Makefile
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@@ -0,0 +1,12 @@
#
# Kernel configuration file for the PM8001 SAS/SATA 8x6G based HBA driver
#
# Copyright (C) 2008-2009 USI Co., Ltd.


obj-$(CONFIG_SCSI_PM8001) += pm8001.o
pm8001-y += pm8001_init.o \
pm8001_sas.o \
pm8001_ctl.o \
pm8001_hwi.o

89 changes: 89 additions & 0 deletions drivers/scsi/pm8001/pm8001_chips.h
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/*
* PMC-Sierra SPC 8001 SAS/SATA based host adapters driver
*
* Copyright (c) 2008-2009 USI Co., Ltd.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification.
* 2. Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the "NO WARRANTY" disclaimer below
* ("Disclaimer") and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution.
* 3. Neither the names of the above-listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* Alternatively, this software may be distributed under the terms of the
* GNU General Public License ("GPL") version 2 as published by the Free
* Software Foundation.
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES.
*
*/

#ifndef _PM8001_CHIPS_H_
#define _PM8001_CHIPS_H_

static inline u32 pm8001_read_32(void *virt_addr)
{
return *((u32 *)virt_addr);
}

static inline void pm8001_write_32(void *addr, u32 offset, u32 val)
{
*((u32 *)(addr + offset)) = val;
}

static inline u32 pm8001_cr32(struct pm8001_hba_info *pm8001_ha, u32 bar,
u32 offset)
{
return readl(pm8001_ha->io_mem[bar].memvirtaddr + offset);
}

static inline void pm8001_cw32(struct pm8001_hba_info *pm8001_ha, u32 bar,
u32 addr, u32 val)
{
writel(val, pm8001_ha->io_mem[bar].memvirtaddr + addr);
}
static inline u32 pm8001_mr32(void __iomem *addr, u32 offset)
{
return readl(addr + offset);
}
static inline void pm8001_mw32(void __iomem *addr, u32 offset, u32 val)
{
writel(val, addr + offset);
}
static inline u32 get_pci_bar_index(u32 pcibar)
{
switch (pcibar) {
case 0x18:
case 0x1C:
return 1;
case 0x20:
return 2;
case 0x24:
return 3;
default:
return 0;
}
}

#endif /* _PM8001_CHIPS_H_ */

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