aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--drivers/ata/libata-core.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index eb59f167d66..606145eeba4 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -1850,8 +1850,11 @@ int ata_bus_probe(struct ata_port *ap)
for (i = 0; i < ATA_MAX_DEVICES; i++)
ap->device[i].pio_mode = XFER_PIO_0;
- /* read IDENTIFY page and configure devices */
- for (i = 0; i < ATA_MAX_DEVICES; i++) {
+ /* read IDENTIFY page and configure devices. We have to do the identify
+ specific sequence bass-ackwards so that PDIAG- is released by
+ the slave device */
+
+ for (i = ATA_MAX_DEVICES - 1; i >= 0; i--) {
dev = &ap->device[i];
if (tries[i])
@@ -1864,6 +1867,15 @@ int ata_bus_probe(struct ata_port *ap)
dev->id);
if (rc)
goto fail;
+ }
+
+ /* After the identify sequence we can now set up the devices. We do
+ this in the normal order so that the user doesn't get confused */
+
+ for(i = 0; i < ATA_MAX_DEVICES; i++) {
+ dev = &ap->device[i];
+ if (!ata_dev_enabled(dev))
+ continue;
ap->eh_context.i.flags |= ATA_EHI_PRINTINFO;
rc = ata_dev_configure(dev);