---

yaml
---
r: 85786
b: refs/heads/master
c: 0e7d8d4
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1a1990f5479b0c9055c133b7e0e7fedfcbe11512
+refs/heads/master: 0e7d8d480259319649f7a2c230622b98758d1c83

trunk/drivers/ide/legacy/ht6560b.c

@@ -21,18 +21,21 @@
  *                      "Prefetch" mode bit OFF for ide disks and
  *                      ON for anything else.
  *
+ *  Version 0.08        Need to force prefetch for CDs and other non-disk
+ *                      devices. (not sure which devices exactly need
+ *                      prefetch)
  *
  *  HT-6560B EIDE-controller support
  *  To activate controller support use kernel parameter "ide0=ht6560b".
  *  Use hdparm utility to enable PIO mode support.
  *
  *  Author:    Mikko Ala-Fossi            <maf@iki.fi>
- *             Jan Evert van Grootheest   <janevert@iae.nl>
+ *             Jan Evert van Grootheest   <janevert@caiway.nl>
  *
  *  Try:  http://www.maf.iki.fi/~maf/ht6560b/
  */
 
-#define HT6560B_VERSION "v0.07"
+#define HT6560B_VERSION "v0.08"
 
 #include <linux/module.h>
 #include <linux/types.h>
@@ -130,15 +133,20 @@ static void ht6560b_selectproc (ide_drive_t *drive)
 	u8 select, timing;
 
 	local_irq_save(flags);
-	
+
 	select = HT_CONFIG(drive);
 	timing = HT_TIMING(drive);
-
+
+	/*
+	 * Need to enforce prefetch sometimes because otherwise
+	 * it'll hang (hard).
+	 */
+	if (drive->media != ide_disk || !drive->present)
+		select |= HT_PREFETCH_MODE;
+
 	if (select != current_select || timing != current_timing) {
 		current_select = select;
 		current_timing = timing;
-		if (drive->media != ide_disk || !drive->present)
-			select |= HT_PREFETCH_MODE;
 		(void)inb(HT_CONFIG_PORT);
 		(void)inb(HT_CONFIG_PORT);
 		(void)inb(HT_CONFIG_PORT);
@@ -188,11 +196,12 @@ static int __init try_to_init_ht6560b(void)
 	outb(HT_TIMING_DEFAULT, 0x1f6);  /* IDE_SELECT_REG */
 	(void) inb(0x1f7);               /* IDE_STATUS_REG */
 
-	printk("\nht6560b " HT6560B_VERSION
+	printk("ht6560b " HT6560B_VERSION
 	       ": chipset detected and initialized"
 #ifdef DEBUG
 	       " with debug enabled"
 #endif
+	       "\n"
 		);
 	return 1;
 }