diff options
author | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2008-10-21 14:57:23 -0400 |
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committer | Bartlomiej Zolnierkiewicz <bzolnier@gmail.com> | 2008-10-21 14:57:23 -0400 |
commit | 2bfba3c444fe8b2ab1c38112a89d8f03b61136ca (patch) | |
tree | 17580eee63d868c9d6b97a6bc956a08f25631532 /drivers/ide/triflex.c | |
parent | 2515ddc6db8eb49a79f0fe5e67ff09ac7c81eab4 (diff) |
ide: remove useless subdirs from drivers/ide/
Suggested-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/triflex.c')
-rw-r--r-- | drivers/ide/triflex.c | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/drivers/ide/triflex.c b/drivers/ide/triflex.c new file mode 100644 index 000000000000..b6ff40336aa9 --- /dev/null +++ b/drivers/ide/triflex.c | |||
@@ -0,0 +1,142 @@ | |||
1 | /* | ||
2 | * IDE Chipset driver for the Compaq TriFlex IDE controller. | ||
3 | * | ||
4 | * Known to work with the Compaq Workstation 5x00 series. | ||
5 | * | ||
6 | * Copyright (C) 2002 Hewlett-Packard Development Group, L.P. | ||
7 | * Author: Torben Mathiasen <torben.mathiasen@hp.com> | ||
8 | * | ||
9 | * This program is free software; you can redistribute it and/or modify | ||
10 | * it under the terms of the GNU General Public License version 2 as | ||
11 | * published by the Free Software Foundation. | ||
12 | * | ||
13 | * This program is distributed in the hope that it will be useful, | ||
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
16 | * GNU General Public License for more details. | ||
17 | * | ||
18 | * You should have received a copy of the GNU General Public License | ||
19 | * along with this program; if not, write to the Free Software | ||
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
21 | * | ||
22 | * Loosely based on the piix & svwks drivers. | ||
23 | * | ||
24 | * Documentation: | ||
25 | * Not publically available. | ||
26 | */ | ||
27 | |||
28 | #include <linux/types.h> | ||
29 | #include <linux/module.h> | ||
30 | #include <linux/kernel.h> | ||
31 | #include <linux/pci.h> | ||
32 | #include <linux/ide.h> | ||
33 | #include <linux/init.h> | ||
34 | |||
35 | #define DRV_NAME "triflex" | ||
36 | |||
37 | static void triflex_set_mode(ide_drive_t *drive, const u8 speed) | ||
38 | { | ||
39 | ide_hwif_t *hwif = HWIF(drive); | ||
40 | struct pci_dev *dev = to_pci_dev(hwif->dev); | ||
41 | u32 triflex_timings = 0; | ||
42 | u16 timing = 0; | ||
43 | u8 channel_offset = hwif->channel ? 0x74 : 0x70, unit = drive->dn & 1; | ||
44 | |||
45 | pci_read_config_dword(dev, channel_offset, &triflex_timings); | ||
46 | |||
47 | switch(speed) { | ||
48 | case XFER_MW_DMA_2: | ||
49 | timing = 0x0103; | ||
50 | break; | ||
51 | case XFER_MW_DMA_1: | ||
52 | timing = 0x0203; | ||
53 | break; | ||
54 | case XFER_MW_DMA_0: | ||
55 | timing = 0x0808; | ||
56 | break; | ||
57 | case XFER_SW_DMA_2: | ||
58 | case XFER_SW_DMA_1: | ||
59 | case XFER_SW_DMA_0: | ||
60 | timing = 0x0f0f; | ||
61 | break; | ||
62 | case XFER_PIO_4: | ||
63 | timing = 0x0202; | ||
64 | break; | ||
65 | case XFER_PIO_3: | ||
66 | timing = 0x0204; | ||
67 | break; | ||
68 | case XFER_PIO_2: | ||
69 | timing = 0x0404; | ||
70 | break; | ||
71 | case XFER_PIO_1: | ||
72 | timing = 0x0508; | ||
73 | break; | ||
74 | case XFER_PIO_0: | ||
75 | timing = 0x0808; | ||
76 | break; | ||
77 | } | ||
78 | |||
79 | triflex_timings &= ~(0xFFFF << (16 * unit)); | ||
80 | triflex_timings |= (timing << (16 * unit)); | ||
81 | |||
82 | pci_write_config_dword(dev, channel_offset, triflex_timings); | ||
83 | } | ||
84 | |||
85 | static void triflex_set_pio_mode(ide_drive_t *drive, const u8 pio) | ||
86 | { | ||
87 | triflex_set_mode(drive, XFER_PIO_0 + pio); | ||
88 | } | ||
89 | |||
90 | static const struct ide_port_ops triflex_port_ops = { | ||
91 | .set_pio_mode = triflex_set_pio_mode, | ||
92 | .set_dma_mode = triflex_set_mode, | ||
93 | }; | ||
94 | |||
95 | static const struct ide_port_info triflex_device __devinitdata = { | ||
96 | .name = DRV_NAME, | ||
97 | .enablebits = {{0x80, 0x01, 0x01}, {0x80, 0x02, 0x02}}, | ||
98 | .port_ops = &triflex_port_ops, | ||
99 | .pio_mask = ATA_PIO4, | ||
100 | .swdma_mask = ATA_SWDMA2, | ||
101 | .mwdma_mask = ATA_MWDMA2, | ||
102 | }; | ||
103 | |||
104 | static int __devinit triflex_init_one(struct pci_dev *dev, | ||
105 | const struct pci_device_id *id) | ||
106 | { | ||
107 | return ide_pci_init_one(dev, &triflex_device, NULL); | ||
108 | } | ||
109 | |||
110 | static const struct pci_device_id triflex_pci_tbl[] = { | ||
111 | { PCI_VDEVICE(COMPAQ, PCI_DEVICE_ID_COMPAQ_TRIFLEX_IDE), 0 }, | ||
112 | { 0, }, | ||
113 | }; | ||
114 | MODULE_DEVICE_TABLE(pci, triflex_pci_tbl); | ||
115 | |||
116 | static struct pci_driver triflex_pci_driver = { | ||
117 | .name = "TRIFLEX_IDE", | ||
118 | .id_table = triflex_pci_tbl, | ||
119 | .probe = triflex_init_one, | ||
120 | .remove = ide_pci_remove, | ||
121 | .suspend = ide_pci_suspend, | ||
122 | .resume = ide_pci_resume, | ||
123 | }; | ||
124 | |||
125 | static int __init triflex_ide_init(void) | ||
126 | { | ||
127 | return ide_pci_register_driver(&triflex_pci_driver); | ||
128 | } | ||
129 | |||
130 | static void __exit triflex_ide_exit(void) | ||
131 | { | ||
132 | pci_unregister_driver(&triflex_pci_driver); | ||
133 | } | ||
134 | |||
135 | module_init(triflex_ide_init); | ||
136 | module_exit(triflex_ide_exit); | ||
137 | |||
138 | MODULE_AUTHOR("Torben Mathiasen"); | ||
139 | MODULE_DESCRIPTION("PCI driver module for Compaq Triflex IDE"); | ||
140 | MODULE_LICENSE("GPL"); | ||
141 | |||
142 | |||