diff options
Diffstat (limited to 'include/linux/ide.h')
-rw-r--r-- | include/linux/ide.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/ide.h b/include/linux/ide.h index 8247b286838d..c47e371554c1 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h | |||
@@ -156,6 +156,8 @@ enum { | |||
156 | */ | 156 | */ |
157 | #define REQ_DRIVE_RESET 0x20 | 157 | #define REQ_DRIVE_RESET 0x20 |
158 | #define REQ_DEVSET_EXEC 0x21 | 158 | #define REQ_DEVSET_EXEC 0x21 |
159 | #define REQ_PARK_HEADS 0x22 | ||
160 | #define REQ_UNPARK_HEADS 0x23 | ||
159 | 161 | ||
160 | /* | 162 | /* |
161 | * Check for an interrupt and acknowledge the interrupt status | 163 | * Check for an interrupt and acknowledge the interrupt status |
@@ -573,6 +575,10 @@ enum { | |||
573 | /* retrying in PIO */ | 575 | /* retrying in PIO */ |
574 | IDE_DFLAG_DMA_PIO_RETRY = (1 << 25), | 576 | IDE_DFLAG_DMA_PIO_RETRY = (1 << 25), |
575 | IDE_DFLAG_LBA = (1 << 26), | 577 | IDE_DFLAG_LBA = (1 << 26), |
578 | /* don't unload heads */ | ||
579 | IDE_DFLAG_NO_UNLOAD = (1 << 27), | ||
580 | /* heads unloaded, please don't reset port */ | ||
581 | IDE_DFLAG_PARKED = (1 << 28) | ||
576 | }; | 582 | }; |
577 | 583 | ||
578 | struct ide_drive_s { | 584 | struct ide_drive_s { |
@@ -1207,6 +1213,13 @@ int ide_check_atapi_device(ide_drive_t *, const char *); | |||
1207 | 1213 | ||
1208 | void ide_init_pc(struct ide_atapi_pc *); | 1214 | void ide_init_pc(struct ide_atapi_pc *); |
1209 | 1215 | ||
1216 | /* Disk head parking */ | ||
1217 | extern wait_queue_head_t ide_park_wq; | ||
1218 | ssize_t ide_park_show(struct device *dev, struct device_attribute *attr, | ||
1219 | char *buf); | ||
1220 | ssize_t ide_park_store(struct device *dev, struct device_attribute *attr, | ||
1221 | const char *buf, size_t len); | ||
1222 | |||
1210 | /* | 1223 | /* |
1211 | * Special requests for ide-tape block device strategy routine. | 1224 | * Special requests for ide-tape block device strategy routine. |
1212 | * | 1225 | * |