[ARM] ecard: add ecardm_iomap() / ecardm_iounmap()

Add devres ecardm_iomap() and ecardm_iounmap() for Acorn expansion
cards.  Convert all expansion card drivers to use them.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 2 insertions, 10 deletions

diff --git a/drivers/scsi/arm/powertec.c b/drivers/scsi/arm/powertec.c
index 3cbd525b58c5..d9a546d1917c 100644
--- a/drivers/scsi/arm/powertec.c
+++ b/drivers/scsi/arm/powertec.c
@@ -313,7 +313,6 @@ powertecscsi_probe(struct expansion_card *ec, const struct ecard_id *id)
 {
         struct Scsi_Host *host;
         struct powertec_info *info;
-        unsigned long resbase, reslen;
         void __iomem *base;
         int ret;
 
@@ -321,9 +320,7 @@ powertecscsi_probe(struct expansion_card *ec, const struct ecard_id *id)
         if (ret)
                 goto out;
 
-        resbase = ecard_resource_start(ec, ECARD_RES_IOCFAST);
-        reslen = ecard_resource_len(ec, ECARD_RES_IOCFAST);
-        base = ioremap(resbase, reslen);
+        base = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, 0);
         if (!base) {
                 ret = -ENOMEM;
                 goto out_region;
@@ -333,7 +330,7 @@ powertecscsi_probe(struct expansion_card *ec, const struct ecard_id *id)
                                sizeof (struct powertec_info));
         if (!host) {
                 ret = -ENOMEM;
-                goto out_unmap;
+                goto out_region;
         }
 
         ecard_set_drvdata(ec, host);
@@ -404,9 +401,6 @@ powertecscsi_probe(struct expansion_card *ec, const struct ecard_id *id)
         device_remove_file(&ec->dev, &dev_attr_bus_term);
         scsi_host_put(host);
 
- out_unmap:
-        iounmap(base);
-
  out_region:
         ecard_release_resources(ec);
 
@@ -428,8 +422,6 @@ static void __devexit powertecscsi_remove(struct expansion_card *ec)
                 free_dma(info->info.scsi.dma);
         free_irq(ec->irq, info);
 
-        iounmap(info->base);
-
         fas216_release(host);
         scsi_host_put(host);
         ecard_release_resources(ec);