From 1e582ba4ef6264dd8cb73250ebff767d0624d684 Mon Sep 17 00:00:00 2001
From: Tejun Heo <htejun@gmail.com>
Date: Fri, 21 Sep 2007 20:07:14 +0900
Subject: [PATCH] libata: fix ata_set_max_sectors()
In ata_set_max_sectors(), the highest nibble in LBA28 mode was
missing. This made drives sized between 8G and 128G with HPA turned
on to be resized to under 8G. Fix it.
Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
---
drivers/ata/libata-core.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 8b08e7bdd24d5..fd4563daacd14 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -950,9 +950,12 @@ static int ata_set_max_sectors(struct ata_device *dev, u64 new_sectors)
tf.hob_lbal = (new_sectors >> 24) & 0xff;
tf.hob_lbam = (new_sectors >> 32) & 0xff;
tf.hob_lbah = (new_sectors >> 40) & 0xff;
- } else
+ } else {
tf.command = ATA_CMD_SET_MAX;
+ tf.device |= (new_sectors >> 24) & 0xf;
+ }
+
tf.protocol |= ATA_PROT_NODATA;
tf.device |= ATA_LBA;
--
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