Merge branch 'sg' of git://git.kernel.dk/linux-2.6-block

[~andy/linux] / drivers / ide / ide-probe.c

diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 5491748533811aaa938d42f418c0678c4e888ce9..ec55a173c08a47b3e1da8cf4b976b650d7b7794e 100644 (file)
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -717,7 +717,7 @@ EXPORT_SYMBOL_GPL(ide_undecoded_slave);
  * This routine only knows how to look for drive units 0 and 1
  * on an interface, so any setting of MAX_DRIVES > 2 won't work here.
  */
-static void probe_hwif(ide_hwif_t *hwif, void (*fixup)(ide_hwif_t *hwif))
+static void probe_hwif(ide_hwif_t *hwif)
 {
        unsigned long flags;
        unsigned int irqd;
@@ -819,8 +819,8 @@ static void probe_hwif(ide_hwif_t *hwif, void (*fixup)(ide_hwif_t *hwif))
                return;
        }
 
-       if (fixup)
-               fixup(hwif);
+       if (hwif->fixup)
+               hwif->fixup(hwif);
 
        for (unit = 0; unit < MAX_DRIVES; ++unit) {
                ide_drive_t *drive = &hwif->drives[unit];
@@ -861,9 +861,9 @@ static void probe_hwif(ide_hwif_t *hwif, void (*fixup)(ide_hwif_t *hwif))
 static int hwif_init(ide_hwif_t *hwif);
 static void hwif_register_devices(ide_hwif_t *hwif);
 
-int probe_hwif_init_with_fixup(ide_hwif_t *hwif, void (*fixup)(ide_hwif_t *hwif))
+static int probe_hwif_init(ide_hwif_t *hwif)
 {
-       probe_hwif(hwif, fixup);
+       probe_hwif(hwif);
 
        if (!hwif_init(hwif)) {
                printk(KERN_INFO "%s: failed to initialize IDE interface\n",
@@ -877,13 +877,6 @@ int probe_hwif_init_with_fixup(ide_hwif_t *hwif, void (*fixup)(ide_hwif_t *hwif)
        return 0;
 }
 
-int probe_hwif_init(ide_hwif_t *hwif)
-{
-       return probe_hwif_init_with_fixup(hwif, NULL);
-}
-
-EXPORT_SYMBOL(probe_hwif_init);
-
 #if MAX_HWIFS > 1
 /*
  * save_match() is used to simplify logic in init_irq() below.
@@ -1324,12 +1317,14 @@ static int hwif_init(ide_hwif_t *hwif)
        if (!hwif->sg_max_nents)
                hwif->sg_max_nents = PRD_ENTRIES;
 
-       hwif->sg_table = kzalloc(sizeof(struct scatterlist)*hwif->sg_max_nents,
+       hwif->sg_table = kmalloc(sizeof(struct scatterlist)*hwif->sg_max_nents,
                                 GFP_KERNEL);
        if (!hwif->sg_table) {
                printk(KERN_ERR "%s: unable to allocate SG table.\n", hwif->name);
                goto out;
        }
+
+       sg_init_table(hwif->sg_table, hwif->sg_max_nents);
        
        if (init_irq(hwif) == 0)
                goto done;
@@ -1394,7 +1389,7 @@ int ideprobe_init (void)
 
        for (index = 0; index < MAX_HWIFS; ++index)
                if (probe[index])
-                       probe_hwif(&ide_hwifs[index], NULL);
+                       probe_hwif(&ide_hwifs[index]);
        for (index = 0; index < MAX_HWIFS; ++index)
                if (probe[index])
                        hwif_init(&ide_hwifs[index]);
@@ -1415,3 +1410,22 @@ int ideprobe_init (void)
 }
 
 EXPORT_SYMBOL_GPL(ideprobe_init);
+
+int ide_device_add(u8 idx[4])
+{
+       int i, rc = 0;
+
+       for (i = 0; i < 4; i++) {
+               if (idx[i] != 0xff)
+                       rc |= probe_hwif_init(&ide_hwifs[idx[i]]);
+       }
+
+       for (i = 0; i < 4; i++) {
+               if (idx[i] != 0xff)
+                       ide_proc_register_port(&ide_hwifs[idx[i]]);
+       }
+
+       return rc;
+}
+
+EXPORT_SYMBOL_GPL(ide_device_add);