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authorAsai Thambi SP <asamymuthupa@micron.com>2015-05-12 01:57:16 +0300
committerJens Axboe <axboe@fb.com>2015-06-16 17:24:53 +0300
commit2f17d71dd71fe62957f155eee028c6ba79c79f01 (patch)
tree12a62361cac241a2adc704cb9f80cb5f86983c4a /drivers/block/mtip32xx
parent75787265d61fdce212c45805b36779754392d034 (diff)
downloadlinux-2f17d71dd71fe62957f155eee028c6ba79c79f01.tar.xz
mtip32xx: increase wait time for hba reset
In LUN failure conditions, device takes longer time to complete the hba reset. Increased wait time from 1 second to 10 seconds. Signed-off-by: Sam Bradshaw <sbradshaw@micron.com> Signed-off-by: Asai Thambi S P <asamymuthupa@micron.com> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/block/mtip32xx')
-rw-r--r--drivers/block/mtip32xx/mtip32xx.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
index 0b223e3058c0..144e7d97b647 100644
--- a/drivers/block/mtip32xx/mtip32xx.c
+++ b/drivers/block/mtip32xx/mtip32xx.c
@@ -269,8 +269,11 @@ static int mtip_hba_reset(struct driver_data *dd)
/* Flush */
readl(dd->mmio + HOST_CTL);
- /* Spin for up to 2 seconds, waiting for reset acknowledgement */
- timeout = jiffies + msecs_to_jiffies(2000);
+ /*
+ * Spin for up to 10 seconds waiting for reset acknowledgement. Spec
+ * is 1 sec but in LUN failure conditions, up to 10 secs are required
+ */
+ timeout = jiffies + msecs_to_jiffies(10000);
do {
mdelay(10);
if (test_bit(MTIP_DDF_REMOVE_PENDING_BIT, &dd->dd_flag))