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authorCornelia Huck <cornelia.huck@de.ibm.com>2008-01-26 16:10:43 +0300
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2008-01-26 16:10:59 +0300
commitcd6b4f27b9bb2a6a5ec82b96b87c85421257be6c (patch)
treebf5ac3d351242de6438ab1453a7f1b007f24c29f /drivers/s390/cio/css.h
parentbc698bcf8897363732226dc9ecba044771679996 (diff)
downloadlinux-cd6b4f27b9bb2a6a5ec82b96b87c85421257be6c.tar.xz
[S390] cio: Introduce subchannel->private.
Introduce a private pointer in struct subchannel to store per-subchannel type data (cannot use dev->priv since this is already used for something else). Create a new header io_sch.h for I/O subchannel specific structures and instructions. Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio/css.h')
-rw-r--r--drivers/s390/cio/css.h58
1 files changed, 0 insertions, 58 deletions
diff --git a/drivers/s390/cio/css.h b/drivers/s390/cio/css.h
index c9fd600411c4..b2b4a30c285e 100644
--- a/drivers/s390/cio/css.h
+++ b/drivers/s390/cio/css.h
@@ -58,64 +58,6 @@ struct pgid {
__u32 tod_high; /* high word TOD clock */
} __attribute__ ((packed));
-#define MAX_CIWS 8
-
-/*
- * sense-id response buffer layout
- */
-struct senseid {
- /* common part */
- __u8 reserved; /* always 0x'FF' */
- __u16 cu_type; /* control unit type */
- __u8 cu_model; /* control unit model */
- __u16 dev_type; /* device type */
- __u8 dev_model; /* device model */
- __u8 unused; /* padding byte */
- /* extended part */
- struct ciw ciw[MAX_CIWS]; /* variable # of CIWs */
-} __attribute__ ((packed,aligned(4)));
-
-struct ccw_device_private {
- struct ccw_device *cdev;
- struct subchannel *sch;
- int state; /* device state */
- atomic_t onoff;
- unsigned long registered;
- struct ccw_dev_id dev_id; /* device id */
- struct subchannel_id schid; /* subchannel number */
- __u8 imask; /* lpm mask for SNID/SID/SPGID */
- int iretry; /* retry counter SNID/SID/SPGID */
- struct {
- unsigned int fast:1; /* post with "channel end" */
- unsigned int repall:1; /* report every interrupt status */
- unsigned int pgroup:1; /* do path grouping */
- unsigned int force:1; /* allow forced online */
- } __attribute__ ((packed)) options;
- struct {
- unsigned int pgid_single:1; /* use single path for Set PGID */
- unsigned int esid:1; /* Ext. SenseID supported by HW */
- unsigned int dosense:1; /* delayed SENSE required */
- unsigned int doverify:1; /* delayed path verification */
- unsigned int donotify:1; /* call notify function */
- unsigned int recog_done:1; /* dev. recog. complete */
- unsigned int fake_irb:1; /* deliver faked irb */
- unsigned int intretry:1; /* retry internal operation */
- } __attribute__((packed)) flags;
- unsigned long intparm; /* user interruption parameter */
- struct qdio_irq *qdio_data;
- struct irb irb; /* device status */
- struct senseid senseid; /* SenseID info */
- struct pgid pgid[8]; /* path group IDs per chpid*/
- struct ccw1 iccws[2]; /* ccws for SNID/SID/SPGID commands */
- struct work_struct kick_work;
- wait_queue_head_t wait_q;
- struct timer_list timer;
- void *cmb; /* measurement information */
- struct list_head cmb_list; /* list of measured devices */
- u64 cmb_start_time; /* clock value of cmb reset */
- void *cmb_wait; /* deferred cmb enable/disable */
-};
-
/*
* A css driver handles all subchannels of one type.
* Currently, we only care about I/O subchannels (type 0), these