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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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dbf9bfe615
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>
90 lines
2.9 KiB
C
90 lines
2.9 KiB
C
/*
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* PMC-Sierra SPC 8001 SAS/SATA based host adapters driver
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*
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* Copyright (c) 2008-2009 USI Co., Ltd.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions, and the following disclaimer,
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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* substantially similar to the "NO WARRANTY" disclaimer below
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* ("Disclaimer") and any redistribution must be conditioned upon
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* including a substantially similar Disclaimer requirement for further
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* binary redistribution.
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* 3. Neither the names of the above-listed copyright holders nor the names
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* of any contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGES.
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*
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*/
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#ifndef _PM8001_CHIPS_H_
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#define _PM8001_CHIPS_H_
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static inline u32 pm8001_read_32(void *virt_addr)
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{
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return *((u32 *)virt_addr);
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}
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static inline void pm8001_write_32(void *addr, u32 offset, u32 val)
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{
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*((u32 *)(addr + offset)) = val;
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}
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static inline u32 pm8001_cr32(struct pm8001_hba_info *pm8001_ha, u32 bar,
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u32 offset)
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{
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return readl(pm8001_ha->io_mem[bar].memvirtaddr + offset);
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}
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static inline void pm8001_cw32(struct pm8001_hba_info *pm8001_ha, u32 bar,
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u32 addr, u32 val)
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{
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writel(val, pm8001_ha->io_mem[bar].memvirtaddr + addr);
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}
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static inline u32 pm8001_mr32(void __iomem *addr, u32 offset)
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{
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return readl(addr + offset);
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}
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static inline void pm8001_mw32(void __iomem *addr, u32 offset, u32 val)
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{
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writel(val, addr + offset);
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}
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static inline u32 get_pci_bar_index(u32 pcibar)
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{
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switch (pcibar) {
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case 0x18:
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case 0x1C:
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return 1;
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case 0x20:
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return 2;
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case 0x24:
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return 3;
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default:
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return 0;
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}
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}
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#endif /* _PM8001_CHIPS_H_ */
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