]>
Commit | Line | Data |
---|---|---|
239eab19 MH |
1 | /* |
2 | * Adaptec AAC series RAID controller driver | |
239eab19 MH |
3 | * |
4 | * based on the old aacraid driver that is.. | |
5 | * Adaptec aacraid device driver for Linux. | |
6 | * | |
e8b12f0f | 7 | * Copyright (c) 2000-2010 Adaptec, Inc. |
f4babba0 RAR |
8 | * 2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) |
9 | * 2016-2017 Microsemi Corp. (aacraid@microsemi.com) | |
239eab19 MH |
10 | * |
11 | * This program is free software; you can redistribute it and/or modify | |
12 | * it under the terms of the GNU General Public License as published by | |
13 | * the Free Software Foundation; either version 2, or (at your option) | |
14 | * any later version. | |
15 | * | |
16 | * This program is distributed in the hope that it will be useful, | |
17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | * GNU General Public License for more details. | |
20 | * | |
21 | * You should have received a copy of the GNU General Public License | |
22 | * along with this program; see the file COPYING. If not, write to | |
23 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. | |
24 | * | |
25 | * Module Name: | |
26 | * nark.c | |
27 | * | |
28 | * Abstract: Hardware Device Interface for NEMER/ARK | |
29 | * | |
30 | */ | |
31 | ||
32 | #include <linux/pci.h> | |
33 | #include <linux/blkdev.h> | |
34 | ||
35 | #include <scsi/scsi_host.h> | |
36 | ||
37 | #include "aacraid.h" | |
38 | ||
39 | /** | |
40 | * aac_nark_ioremap | |
41 | * @size: mapping resize request | |
42 | * | |
43 | */ | |
44 | static int aac_nark_ioremap(struct aac_dev * dev, u32 size) | |
45 | { | |
46 | if (!size) { | |
47 | iounmap(dev->regs.rx); | |
48 | dev->regs.rx = NULL; | |
49 | iounmap(dev->base); | |
50 | dev->base = NULL; | |
51 | return 0; | |
52 | } | |
ff08784b | 53 | dev->base_start = pci_resource_start(dev->pdev, 2); |
239eab19 MH |
54 | dev->regs.rx = ioremap((u64)pci_resource_start(dev->pdev, 0) | |
55 | ((u64)pci_resource_start(dev->pdev, 1) << 32), | |
56 | sizeof(struct rx_registers) - sizeof(struct rx_inbound)); | |
57 | dev->base = NULL; | |
58 | if (dev->regs.rx == NULL) | |
59 | return -1; | |
ff08784b | 60 | dev->base = ioremap(dev->base_start, size); |
239eab19 MH |
61 | if (dev->base == NULL) { |
62 | iounmap(dev->regs.rx); | |
63 | dev->regs.rx = NULL; | |
64 | return -1; | |
65 | } | |
66 | dev->IndexRegs = &((struct rx_registers __iomem *)dev->base)->IndexRegs; | |
67 | return 0; | |
68 | } | |
69 | ||
70 | /** | |
71 | * aac_nark_init - initialize an NEMER/ARK Split Bar card | |
72 | * @dev: device to configure | |
73 | * | |
74 | */ | |
75 | ||
76 | int aac_nark_init(struct aac_dev * dev) | |
77 | { | |
239eab19 MH |
78 | /* |
79 | * Fill in the function dispatch table. | |
80 | */ | |
81 | dev->a_ops.adapter_ioremap = aac_nark_ioremap; | |
82 | dev->a_ops.adapter_comm = aac_rx_select_comm; | |
83 | ||
84 | return _aac_rx_init(dev); | |
85 | } |