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authorStephen Rothwell <sfr@canb.auug.org.au>2007-10-11 14:58:31 +1000
committerPaul Mackerras <paulus@samba.org>2007-10-11 20:40:47 +1000
commit7465ce0db310d2fa29f721da7e3aacd1dad7090f (patch)
treece8cd473877948310b2e86f685ab09686b79ea23 /include/asm-powerpc
parentb833b481c10cf591b15cc674948cc514e55d3b94 (diff)
downloadlinux-7465ce0db310d2fa29f721da7e3aacd1dad7090f.tar.bz2
[POWERPC] iSeries: Move detection of virtual tapes
Now we will only have entries in the device tree for the actual existing devices (including their OS/400 properties). This way viotape.c gets all the information about the devices from the device tree. Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'include/asm-powerpc')
-rw-r--r--include/asm-powerpc/iseries/vio.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/include/asm-powerpc/iseries/vio.h b/include/asm-powerpc/iseries/vio.h
index e5a405b8d461..2555dfd6fac6 100644
--- a/include/asm-powerpc/iseries/vio.h
+++ b/include/asm-powerpc/iseries/vio.h
@@ -75,6 +75,47 @@ enum viocdsubtype {
viocdcheck = 0x0007
};
+struct viotapelpevent {
+ struct HvLpEvent event;
+ u32 reserved;
+ u16 version;
+ u16 sub_type_result;
+ u16 tape;
+ u16 flags;
+ u32 token;
+ u64 len;
+ union {
+ struct {
+ u32 tape_op;
+ u32 count;
+ } op;
+ struct {
+ u32 type;
+ u32 resid;
+ u32 dsreg;
+ u32 gstat;
+ u32 erreg;
+ u32 file_no;
+ u32 block_no;
+ } get_status;
+ struct {
+ u32 block_no;
+ } get_pos;
+ } u;
+};
+
+enum viotapesubtype {
+ viotapeopen = 0x0001,
+ viotapeclose = 0x0002,
+ viotaperead = 0x0003,
+ viotapewrite = 0x0004,
+ viotapegetinfo = 0x0005,
+ viotapeop = 0x0006,
+ viotapegetpos = 0x0007,
+ viotapesetpos = 0x0008,
+ viotapegetstatus = 0x0009
+};
+
/*
* Each subtype can register a handler to process their events.
* The handler must have this interface.