ide: pass number of ports to ide_host_{alloc,add}() (v2)

Pass number of ports to ide_host_{alloc,add}() and then update
all users accordingly.

v2:
- drop no longer needed NULL initializers in buddha.c, cmd640.c and gayle.c
  (noticed by Sergei)

There should be no functional changes caused by this patch.

Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/include/linux/ide.h b/include/linux/ide.h
index 9652edbd26af..a3cd568553d3 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -1456,11 +1456,12 @@ void ide_undecoded_slave(ide_drive_t *);
 void ide_port_apply_params(ide_hwif_t *);
 int ide_sysfs_register_port(ide_hwif_t *);
 
-struct ide_host *ide_host_alloc(const struct ide_port_info *, hw_regs_t **);
+struct ide_host *ide_host_alloc(const struct ide_port_info *, hw_regs_t **,
+                                unsigned int);
 void ide_host_free(struct ide_host *);
 int ide_host_register(struct ide_host *, const struct ide_port_info *,
                       hw_regs_t **);
-int ide_host_add(const struct ide_port_info *, hw_regs_t **,
+int ide_host_add(const struct ide_port_info *, hw_regs_t **, unsigned int,
                  struct ide_host **);
 void ide_host_remove(struct ide_host *);
 int ide_legacy_device_add(const struct ide_port_info *, unsigned long);