diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-12 17:27:24 -0500 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-12-12 17:27:24 -0500 |
commit | 09cea96caa59fabab3030c53bd698b9b568d959a (patch) | |
tree | a991cdc0c887fdcda37f4b751ee98d3db9559f4e /drivers/block | |
parent | 6eb7365db6f3a4a9d8d9922bb0b800f9cbaad641 (diff) | |
parent | e090aa80321b64c3b793f3b047e31ecf1af9538d (diff) |
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc
* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (151 commits)
powerpc: Fix usage of 64-bit instruction in 32-bit altivec code
MAINTAINERS: Add PowerPC patterns
powerpc/pseries: Track previous CPPR values to correctly EOI interrupts
powerpc/pseries: Correct pseries/dlpar.c build break without CONFIG_SMP
powerpc: Make "intspec" pointers in irq_host->xlate() const
powerpc/8xx: DTLB Miss cleanup
powerpc/8xx: Remove DIRTY pte handling in DTLB Error.
powerpc/8xx: Start using dcbX instructions in various copy routines
powerpc/8xx: Restore _PAGE_WRITETHRU
powerpc/8xx: Add missing Guarded setting in DTLB Error.
powerpc/8xx: Fixup DAR from buggy dcbX instructions.
powerpc/8xx: Tag DAR with 0x00f0 to catch buggy instructions.
powerpc/8xx: Update TLB asm so it behaves as linux mm expects.
powerpc/8xx: Invalidate non present TLBs
powerpc/pseries: Serialize cpu hotplug operations during deactivate Vs deallocate
pseries/pseries: Add code to online/offline CPUs of a DLPAR node
powerpc: stop_this_cpu: remove the cpu from the online map.
powerpc/pseries: Add kernel based CPU DLPAR handling
sysfs/cpu: Add probe/release files
powerpc/pseries: Kernel DLPAR Infrastructure
...
Diffstat (limited to 'drivers/block')
-rw-r--r-- | drivers/block/swim3.c | 39 |
1 files changed, 16 insertions, 23 deletions
diff --git a/drivers/block/swim3.c b/drivers/block/swim3.c index 6380ad8d91bd..59ca2b77b574 100644 --- a/drivers/block/swim3.c +++ b/drivers/block/swim3.c | |||
@@ -200,7 +200,7 @@ struct floppy_state { | |||
200 | int ejected; | 200 | int ejected; |
201 | wait_queue_head_t wait; | 201 | wait_queue_head_t wait; |
202 | int wanted; | 202 | int wanted; |
203 | struct device_node* media_bay; /* NULL when not in bay */ | 203 | struct macio_dev *mdev; |
204 | char dbdma_cmd_space[5 * sizeof(struct dbdma_cmd)]; | 204 | char dbdma_cmd_space[5 * sizeof(struct dbdma_cmd)]; |
205 | }; | 205 | }; |
206 | 206 | ||
@@ -303,14 +303,13 @@ static int swim3_readbit(struct floppy_state *fs, int bit) | |||
303 | static void do_fd_request(struct request_queue * q) | 303 | static void do_fd_request(struct request_queue * q) |
304 | { | 304 | { |
305 | int i; | 305 | int i; |
306 | for(i=0;i<floppy_count;i++) | 306 | |
307 | { | 307 | for(i=0; i<floppy_count; i++) { |
308 | #ifdef CONFIG_PMAC_MEDIABAY | 308 | struct floppy_state *fs = &floppy_states[i]; |
309 | if (floppy_states[i].media_bay && | 309 | if (fs->mdev->media_bay && |
310 | check_media_bay(floppy_states[i].media_bay, MB_FD)) | 310 | check_media_bay(fs->mdev->media_bay) != MB_FD) |
311 | continue; | 311 | continue; |
312 | #endif /* CONFIG_PMAC_MEDIABAY */ | 312 | start_request(fs); |
313 | start_request(&floppy_states[i]); | ||
314 | } | 313 | } |
315 | } | 314 | } |
316 | 315 | ||
@@ -849,10 +848,9 @@ static int floppy_ioctl(struct block_device *bdev, fmode_t mode, | |||
849 | if ((cmd & 0x80) && !capable(CAP_SYS_ADMIN)) | 848 | if ((cmd & 0x80) && !capable(CAP_SYS_ADMIN)) |
850 | return -EPERM; | 849 | return -EPERM; |
851 | 850 | ||
852 | #ifdef CONFIG_PMAC_MEDIABAY | 851 | if (fs->mdev->media_bay && |
853 | if (fs->media_bay && check_media_bay(fs->media_bay, MB_FD)) | 852 | check_media_bay(fs->mdev->media_bay) != MB_FD) |
854 | return -ENXIO; | 853 | return -ENXIO; |
855 | #endif | ||
856 | 854 | ||
857 | switch (cmd) { | 855 | switch (cmd) { |
858 | case FDEJECT: | 856 | case FDEJECT: |
@@ -876,10 +874,9 @@ static int floppy_open(struct block_device *bdev, fmode_t mode) | |||
876 | int n, err = 0; | 874 | int n, err = 0; |
877 | 875 | ||
878 | if (fs->ref_count == 0) { | 876 | if (fs->ref_count == 0) { |
879 | #ifdef CONFIG_PMAC_MEDIABAY | 877 | if (fs->mdev->media_bay && |
880 | if (fs->media_bay && check_media_bay(fs->media_bay, MB_FD)) | 878 | check_media_bay(fs->mdev->media_bay) != MB_FD) |
881 | return -ENXIO; | 879 | return -ENXIO; |
882 | #endif | ||
883 | out_8(&sw->setup, S_IBM_DRIVE | S_FCLK_DIV2); | 880 | out_8(&sw->setup, S_IBM_DRIVE | S_FCLK_DIV2); |
884 | out_8(&sw->control_bic, 0xff); | 881 | out_8(&sw->control_bic, 0xff); |
885 | out_8(&sw->mode, 0x95); | 882 | out_8(&sw->mode, 0x95); |
@@ -963,10 +960,9 @@ static int floppy_revalidate(struct gendisk *disk) | |||
963 | struct swim3 __iomem *sw; | 960 | struct swim3 __iomem *sw; |
964 | int ret, n; | 961 | int ret, n; |
965 | 962 | ||
966 | #ifdef CONFIG_PMAC_MEDIABAY | 963 | if (fs->mdev->media_bay && |
967 | if (fs->media_bay && check_media_bay(fs->media_bay, MB_FD)) | 964 | check_media_bay(fs->mdev->media_bay) != MB_FD) |
968 | return -ENXIO; | 965 | return -ENXIO; |
969 | #endif | ||
970 | 966 | ||
971 | sw = fs->swim3; | 967 | sw = fs->swim3; |
972 | grab_drive(fs, revalidating, 0); | 968 | grab_drive(fs, revalidating, 0); |
@@ -1009,7 +1005,6 @@ static const struct block_device_operations floppy_fops = { | |||
1009 | static int swim3_add_device(struct macio_dev *mdev, int index) | 1005 | static int swim3_add_device(struct macio_dev *mdev, int index) |
1010 | { | 1006 | { |
1011 | struct device_node *swim = mdev->ofdev.node; | 1007 | struct device_node *swim = mdev->ofdev.node; |
1012 | struct device_node *mediabay; | ||
1013 | struct floppy_state *fs = &floppy_states[index]; | 1008 | struct floppy_state *fs = &floppy_states[index]; |
1014 | int rc = -EBUSY; | 1009 | int rc = -EBUSY; |
1015 | 1010 | ||
@@ -1036,9 +1031,7 @@ static int swim3_add_device(struct macio_dev *mdev, int index) | |||
1036 | } | 1031 | } |
1037 | dev_set_drvdata(&mdev->ofdev.dev, fs); | 1032 | dev_set_drvdata(&mdev->ofdev.dev, fs); |
1038 | 1033 | ||
1039 | mediabay = (strcasecmp(swim->parent->type, "media-bay") == 0) ? | 1034 | if (mdev->media_bay == NULL) |
1040 | swim->parent : NULL; | ||
1041 | if (mediabay == NULL) | ||
1042 | pmac_call_feature(PMAC_FTR_SWIM3_ENABLE, swim, 0, 1); | 1035 | pmac_call_feature(PMAC_FTR_SWIM3_ENABLE, swim, 0, 1); |
1043 | 1036 | ||
1044 | memset(fs, 0, sizeof(*fs)); | 1037 | memset(fs, 0, sizeof(*fs)); |
@@ -1068,7 +1061,7 @@ static int swim3_add_device(struct macio_dev *mdev, int index) | |||
1068 | fs->secpercyl = 36; | 1061 | fs->secpercyl = 36; |
1069 | fs->secpertrack = 18; | 1062 | fs->secpertrack = 18; |
1070 | fs->total_secs = 2880; | 1063 | fs->total_secs = 2880; |
1071 | fs->media_bay = mediabay; | 1064 | fs->mdev = mdev; |
1072 | init_waitqueue_head(&fs->wait); | 1065 | init_waitqueue_head(&fs->wait); |
1073 | 1066 | ||
1074 | fs->dma_cmd = (struct dbdma_cmd *) DBDMA_ALIGN(fs->dbdma_cmd_space); | 1067 | fs->dma_cmd = (struct dbdma_cmd *) DBDMA_ALIGN(fs->dbdma_cmd_space); |
@@ -1093,7 +1086,7 @@ static int swim3_add_device(struct macio_dev *mdev, int index) | |||
1093 | init_timer(&fs->timeout); | 1086 | init_timer(&fs->timeout); |
1094 | 1087 | ||
1095 | printk(KERN_INFO "fd%d: SWIM3 floppy controller %s\n", floppy_count, | 1088 | printk(KERN_INFO "fd%d: SWIM3 floppy controller %s\n", floppy_count, |
1096 | mediabay ? "in media bay" : ""); | 1089 | mdev->media_bay ? "in media bay" : ""); |
1097 | 1090 | ||
1098 | return 0; | 1091 | return 0; |
1099 | 1092 | ||