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s390/cio: fix multiple structure definitions 

Fix multiple definitions of struct channel_path_desc by moving it
to asm/chpid.h . Also change ccw_device_get_chp_desc to use proper
types.

Reviewed-by: Peter Oberparleiter <oberpar@linux.vnet.ibm.com>
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Sebastian Ott 2014-05-07 13:27:21 +02:00 committed by Martin Schwidefsky
parent 2e4006b34d
commit 2bf29df746
7 changed files with 27 additions and 26 deletions
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2
arch/s390/include/asm/ccwdev.h
View File

@ -229,5 +229,5 @@ int ccw_device_siosl(struct ccw_device *);
extern void ccw_device_get_schid(struct ccw_device *, struct subchannel_id *);
extern void *ccw_device_get_chp_desc(struct ccw_device *, int);
struct channel_path_desc *ccw_device_get_chp_desc(struct ccw_device *, int);
#endif /* _S390_CCWDEV_H_ */

11
arch/s390/include/asm/chpid.h
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@ -8,6 +8,17 @@
#include <uapi/asm/chpid.h>
#include <asm/cio.h>
struct channel_path_desc {
u8 flags;
u8 lsn;
u8 desc;
u8 chpid;
u8 swla;
u8 zeroes;
u8 chla;
u8 chpp;
} __packed;
static inline void chp_id_init(struct chp_id *chpid)
{
memset(chpid, 0, sizeof(struct chp_id));

2
drivers/s390/cio/chp.c
View File

@ -509,7 +509,7 @@ int chp_new(struct chp_id chpid)
* On success return a newly allocated copy of the channel-path description
* data associated with the given channel-path ID. Return %NULL on error.
*/
void *chp_get_chp_desc(struct chp_id chpid)
struct channel_path_desc *chp_get_chp_desc(struct chp_id chpid)
{
struct channel_path *chp;
struct channel_path_desc *desc;

2
drivers/s390/cio/chp.h
View File

@ -60,7 +60,7 @@ static inline struct channel_path *chpid_to_chp(struct chp_id chpid)
int chp_get_status(struct chp_id chpid);
u8 chp_get_sch_opm(struct subchannel *sch);
int chp_is_registered(struct chp_id chpid);
void *chp_get_chp_desc(struct chp_id chpid);
struct channel_path_desc *chp_get_chp_desc(struct chp_id chpid);
void chp_remove_cmg_attr(struct channel_path *chp);
int chp_add_cmg_attr(struct channel_path *chp);
int chp_update_desc(struct channel_path *chp);

11
drivers/s390/cio/chsc.h
View File

@ -21,17 +21,6 @@ struct cmg_entry {
u32 values[NR_MEASUREMENT_ENTRIES];
} __attribute__ ((packed));
struct channel_path_desc {
u8 flags;
u8 lsn;
u8 desc;
u8 chpid;
u8 swla;
u8 zeroes;
u8 chla;
u8 chpp;
} __attribute__ ((packed));
struct channel_path_desc_fmt1 {
u8 flags;
u8 lsn;

13
drivers/s390/cio/device_ops.c
View File

@ -563,14 +563,23 @@ int ccw_device_stlck(struct ccw_device *cdev)
return rc;
}
void *ccw_device_get_chp_desc(struct ccw_device *cdev, int chp_no)
/**
* chp_get_chp_desc - return newly allocated channel-path descriptor
* @cdev: device to obtain the descriptor for
* @chp_idx: index of the channel path
*
* On success return a newly allocated copy of the channel-path description
* data associated with the given channel path. Return %NULL on error.
*/
struct channel_path_desc *ccw_device_get_chp_desc(struct ccw_device *cdev,
int chp_idx)
{
struct subchannel *sch;
struct chp_id chpid;
sch = to_subchannel(cdev->dev.parent);
chp_id_init(&chpid);
chpid.id = sch->schib.pmcw.chpid[chp_no];
chpid.id = sch->schib.pmcw.chpid[chp_idx];
return chp_get_chp_desc(chpid);
}

12
drivers/s390/net/qeth_core_main.c
View File

@ -22,6 +22,7 @@
#include <net/iucv/af_iucv.h>
#include <asm/ebcdic.h>
#include <asm/chpid.h>
#include <asm/io.h>
#include <asm/sysinfo.h>
#include <asm/compat.h>
@ -1344,16 +1345,7 @@ static void qeth_set_multiple_write_queues(struct qeth_card *card)
static void qeth_update_from_chp_desc(struct qeth_card *card)
{
struct ccw_device *ccwdev;
struct channelPath_dsc {
u8 flags;
u8 lsn;
u8 desc;
u8 chpid;
u8 swla;
u8 zeroes;
u8 chla;
u8 chpp;
} *chp_dsc;
struct channel_path_desc *chp_dsc;
QETH_DBF_TEXT(SETUP, 2, "chp_desc");