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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-10-21 14:57:23 -0400
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-10-21 14:57:23 -0400
commit2bfba3c444fe8b2ab1c38112a89d8f03b61136ca (patch)
tree17580eee63d868c9d6b97a6bc956a08f25631532 /drivers/ide/triflex.c
parent2515ddc6db8eb49a79f0fe5e67ff09ac7c81eab4 (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.c142
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
37static 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
85static void triflex_set_pio_mode(ide_drive_t *drive, const u8 pio)
86{
87 triflex_set_mode(drive, XFER_PIO_0 + pio);
88}
89
90static 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
95static 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
104static 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
110static const struct pci_device_id triflex_pci_tbl[] = {
111 { PCI_VDEVICE(COMPAQ, PCI_DEVICE_ID_COMPAQ_TRIFLEX_IDE), 0 },
112 { 0, },
113};
114MODULE_DEVICE_TABLE(pci, triflex_pci_tbl);
115
116static 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
125static int __init triflex_ide_init(void)
126{
127 return ide_pci_register_driver(&triflex_pci_driver);
128}
129
130static void __exit triflex_ide_exit(void)
131{
132 pci_unregister_driver(&triflex_pci_driver);
133}
134
135module_init(triflex_ide_init);
136module_exit(triflex_ide_exit);
137
138MODULE_AUTHOR("Torben Mathiasen");
139MODULE_DESCRIPTION("PCI driver module for Compaq Triflex IDE");
140MODULE_LICENSE("GPL");
141
142