Alan Cox wrote:
Jeff said he preferred that the SFF tf_load followed the spec and we
documented that anyone who needed different overrode it, rather than it
using the ->check_status methods. No driver relies on the current behaviour.
Signed-off-by: Alan Cox <[EMAIL PROTECTED]>
diff -u --new-file --recursive --exclude-from /usr/src/exclude
linux.vanilla-2.6.24-rc2-mm1/drivers/ata/libata-sff.c
linux-2.6.24-rc2-mm1/drivers/ata/libata-sff.c
--- linux.vanilla-2.6.24-rc2-mm1/drivers/ata/libata-sff.c 2007-11-16
17:55:11.000000000 +0000
+++ linux-2.6.24-rc2-mm1/drivers/ata/libata-sff.c 2007-11-16
18:11:51.000000000 +0000
@@ -147,7 +147,9 @@
* @tf: ATA taskfile register set for storing input
*
* Reads ATA taskfile registers for currently-selected device
- * into @tf.
+ * into @tf. Assumes the device has a fully SFF compliant task file
+ * layout and behaviour. If you device does not (eg has a different
+ * status method) then you will need to provide a replacement tf_read
*
* LOCKING:
* Inherited from caller.
@@ -156,7 +158,7 @@
{
struct ata_ioports *ioaddr = &ap->ioaddr;
- tf->command = ata_chk_status(ap);
+ tf->command = ata_check_status(ap);
applied #upstream, thanks
-
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