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path: root/drivers/ata/sata_nv.c
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Diffstat (limited to 'drivers/ata/sata_nv.c')
-rw-r--r--drivers/ata/sata_nv.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index c49ad0e61b6..444af0415ca 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -436,11 +436,16 @@ static struct ata_port_operations nv_nf2_ops = {
.hardreset = nv_noclassify_hardreset,
};
-/* CK804 finally gets hardreset right */
+/* For initial probing after boot and hot plugging, hardreset mostly
+ * works fine on CK804 but curiously, reprobing on the initial port by
+ * rescanning or rmmod/insmod fails to acquire the initial D2H Reg FIS
+ * in somewhat undeterministic way. Use noclassify hardreset.
+ */
static struct ata_port_operations nv_ck804_ops = {
.inherits = &nv_common_ops,
.freeze = nv_ck804_freeze,
.thaw = nv_ck804_thaw,
+ .hardreset = nv_noclassify_hardreset,
.host_stop = nv_ck804_host_stop,
};