ide: move legacy ISA/VLB ports handling to ide-legacy.c (v2)

* Move legacy ISA/VLB ports handling from ide-probe.c to ide-legacy.c.

* Add CONFIG_IDE_LEGACY config option to be selected by host drivers
  needing ide-legacy.c.

v2:
Fix CONFIG_IDE_LEGACY not being defined in Kconfig.
(from Takashi Iwai <tiwai@suse.de>)

There should be no functional changes caused by this patch.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig
index e6857e01d1ba..7a0a84b042c9 100644
--- a/drivers/ide/Kconfig
+++ b/drivers/ide/Kconfig
@@ -62,6 +62,9 @@ config IDE_TIMINGS
 config IDE_ATAPI
         bool
 
+config IDE_LEGACY
+        bool
+
 config BLK_DEV_IDE_SATA
         bool "Support for SATA (deprecated; conflicts with libata SATA driver)"
         default n
@@ -856,6 +859,7 @@ config BLK_DEV_4DRIVES
 config BLK_DEV_ALI14XX
         tristate "ALI M14xx support"
         select IDE_TIMINGS
+        select IDE_LEGACY
         help
           This driver is enabled at runtime using the "ali14xx.probe" kernel
           boot parameter.  It enables support for the secondary IDE interface
@@ -866,6 +870,7 @@ config BLK_DEV_ALI14XX
 
 config BLK_DEV_DTC2278
         tristate "DTC-2278 support"
+        select IDE_LEGACY
         help
           This driver is enabled at runtime using the "dtc2278.probe" kernel
           boot parameter. It enables support for the secondary IDE interface
@@ -876,6 +881,7 @@ config BLK_DEV_DTC2278
 config BLK_DEV_HT6560B
         tristate "Holtek HT6560B support"
         select IDE_TIMINGS
+        select IDE_LEGACY
         help
           This driver is enabled at runtime using the "ht6560b.probe" kernel
           boot parameter. It enables support for the secondary IDE interface
@@ -886,6 +892,7 @@ config BLK_DEV_HT6560B
 config BLK_DEV_QD65XX
         tristate "QDI QD65xx support"
         select IDE_TIMINGS
+        select IDE_LEGACY
         help
           This driver is enabled at runtime using the "qd65xx.probe" kernel
           boot parameter.  It permits faster I/O speeds to be set.  See the
@@ -894,6 +901,7 @@ config BLK_DEV_QD65XX
 
 config BLK_DEV_UMC8672
         tristate "UMC-8672 support"
+        select IDE_LEGACY
         help
           This driver is enabled at runtime using the "umc8672.probe" kernel
           boot parameter. It enables support for the secondary IDE interface