diff options
Diffstat (limited to 'arch/powerpc/include/asm/mediabay.h')
-rw-r--r-- | arch/powerpc/include/asm/mediabay.h | 27 |
1 files changed, 16 insertions, 11 deletions
diff --git a/arch/powerpc/include/asm/mediabay.h b/arch/powerpc/include/asm/mediabay.h index b2efb3325808..11037a4133ee 100644 --- a/arch/powerpc/include/asm/mediabay.h +++ b/arch/powerpc/include/asm/mediabay.h | |||
@@ -17,26 +17,31 @@ | |||
17 | #define MB_POWER 6 /* media bay contains a Power device (???) */ | 17 | #define MB_POWER 6 /* media bay contains a Power device (???) */ |
18 | #define MB_NO 7 /* media bay contains nothing */ | 18 | #define MB_NO 7 /* media bay contains nothing */ |
19 | 19 | ||
20 | /* Number of bays in the machine or 0 */ | 20 | struct macio_dev; |
21 | extern int media_bay_count; | ||
22 | 21 | ||
23 | #ifdef CONFIG_BLK_DEV_IDE_PMAC | 22 | #ifdef CONFIG_PMAC_MEDIABAY |
24 | #include <linux/ide.h> | ||
25 | 23 | ||
26 | int check_media_bay_by_base(unsigned long base, int what); | 24 | /* Check the content type of the bay, returns MB_NO if the bay is still |
27 | /* called by IDE PMAC host driver to register IDE controller for media bay */ | 25 | * transitionning |
28 | int media_bay_set_ide_infos(struct device_node *which_bay, unsigned long base, | 26 | */ |
29 | int irq, ide_hwif_t *hwif); | 27 | extern int check_media_bay(struct macio_dev *bay); |
30 | 28 | ||
31 | int check_media_bay(struct device_node *which_bay, int what); | 29 | /* The ATA driver uses the calls below to temporarily hold on the |
30 | * media bay callbacks while initializing the interface | ||
31 | */ | ||
32 | extern void lock_media_bay(struct macio_dev *bay); | ||
33 | extern void unlock_media_bay(struct macio_dev *bay); | ||
32 | 34 | ||
33 | #else | 35 | #else |
34 | 36 | ||
35 | static inline int check_media_bay(struct device_node *which_bay, int what) | 37 | static inline int check_media_bay(struct macio_dev *bay) |
36 | { | 38 | { |
37 | return -ENODEV; | 39 | return MB_NO; |
38 | } | 40 | } |
39 | 41 | ||
42 | static inline void lock_media_bay(struct macio_dev *bay) { } | ||
43 | static inline void unlock_media_bay(struct macio_dev *bay) { } | ||
44 | |||
40 | #endif | 45 | #endif |
41 | 46 | ||
42 | #endif /* __KERNEL__ */ | 47 | #endif /* __KERNEL__ */ |