mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-11 12:28:41 +08:00
ide: add IDE_HFLAG_4DRIVES host flag
Add IDE_HFLAG_4DRIVES host flag and use it instead of ide_4drives chipset type in ide_init_port(). There should be no functional changes caused by this patch. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
parent
2787cb8ae5
commit
c094ea0774
@ -23,7 +23,8 @@ static const struct ide_port_ops ide_4drives_port_ops = {
|
||||
|
||||
static const struct ide_port_info ide_4drives_port_info = {
|
||||
.port_ops = &ide_4drives_port_ops,
|
||||
.host_flags = IDE_HFLAG_SERIALIZE | IDE_HFLAG_NO_DMA,
|
||||
.host_flags = IDE_HFLAG_SERIALIZE | IDE_HFLAG_NO_DMA |
|
||||
IDE_HFLAG_4DRIVES,
|
||||
};
|
||||
|
||||
static int __init ide_4drives_init(void)
|
||||
|
@ -1381,8 +1381,8 @@ int ide_host_register(struct ide_host *host, const struct ide_port_info *d,
|
||||
if (ide_probe_port(hwif) == 0)
|
||||
hwif->present = 1;
|
||||
|
||||
if (hwif->chipset != ide_4drives || !hwif->mate ||
|
||||
!hwif->mate->present) {
|
||||
if ((hwif->host_flags & IDE_HFLAG_4DRIVES) == 0 ||
|
||||
hwif->mate == NULL || hwif->mate->present == 0) {
|
||||
if (ide_register_port(hwif)) {
|
||||
ide_disable_port(hwif);
|
||||
continue;
|
||||
|
@ -1327,6 +1327,8 @@ enum {
|
||||
IDE_HFLAG_SERIALIZE = (1 << 20),
|
||||
/* host is DTC2278 */
|
||||
IDE_HFLAG_DTC2278 = (1 << 21),
|
||||
/* 4 devices on a single set of I/O ports */
|
||||
IDE_HFLAG_4DRIVES = (1 << 22),
|
||||
/* host is TRM290 */
|
||||
IDE_HFLAG_TRM290 = (1 << 23),
|
||||
/* use 32-bit I/O ops */
|
||||
|
Loading…
Reference in New Issue
Block a user