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Message-ID: <534F4A3A.5050805@micron.com>
Date: Wed, 16 Apr 2014 20:27:54 -0700
From: Asai Thambi S P <asamymuthupa@...ron.com>
To: Jens Axboe <axboe@...nel.dk>
CC: linux-kernel <linux-kernel@...r.kernel.org>,
Sam Bradshaw <sbradshaw@...ron.com>,
Selvan Mani <smani@...ron.com>
Subject: mtip32xx: Increase timeout for STANDBY IMMEDIATE command
Increased timeout for STANDBY IMMEDIATE command to 2 minutes.
Signed-off-by: Selvan Mani <smani@...ron.com>
Signed-off-by: Asai Thambi S P <asamymuthupa@...ron.com>
---
drivers/block/mtip32xx/mtip32xx.c | 66 +++++++++++++++++++-----------------
1 files changed, 35 insertions(+), 31 deletions(-)
diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
index 59c5abe..51628eb 100644
--- a/drivers/block/mtip32xx/mtip32xx.c
+++ b/drivers/block/mtip32xx/mtip32xx.c
@@ -1529,6 +1529,37 @@ static inline void ata_swap_string(u16 *buf, unsigned int len)
be16_to_cpus(&buf[i]);
}
+static void mtip_set_timeout(struct driver_data *dd,
+ struct host_to_dev_fis *fis,
+ unsigned int *timeout, u8 erasemode)
+{
+ switch (fis->command) {
+ case ATA_CMD_DOWNLOAD_MICRO:
+ *timeout = 120000; /* 2 minutes */
+ break;
+ case ATA_CMD_SEC_ERASE_UNIT:
+ case 0xFC:
+ if (erasemode)
+ *timeout = ((*(dd->port->identify + 90) * 2) * 60000);
+ else
+ *timeout = ((*(dd->port->identify + 89) * 2) * 60000);
+ break;
+ case ATA_CMD_STANDBYNOW1:
+ *timeout = 120000; /* 2 minutes */
+ break;
+ case 0xF7:
+ case 0xFA:
+ *timeout = 60000; /* 60 seconds */
+ break;
+ case ATA_CMD_SMART:
+ *timeout = 15000; /* 15 seconds */
+ break;
+ default:
+ *timeout = MTIP_IOCTL_COMMAND_TIMEOUT_MS;
+ break;
+ }
+}
+
/*
* Request the device identity information.
*
@@ -1644,6 +1675,7 @@ static int mtip_standby_immediate(struct mtip_port *port)
int rv;
struct host_to_dev_fis fis;
unsigned long start;
+ unsigned int timeout;
/* Build the FIS. */
memset(&fis, 0, sizeof(struct host_to_dev_fis));
@@ -1651,6 +1683,8 @@ static int mtip_standby_immediate(struct mtip_port *port)
fis.opts = 1 << 7;
fis.command = ATA_CMD_STANDBYNOW1;
+ mtip_set_timeout(port->dd, &fis, &timeout, 0);
+
start = jiffies;
rv = mtip_exec_internal_command(port,
&fis,
@@ -1659,7 +1693,7 @@ static int mtip_standby_immediate(struct mtip_port *port)
0,
0,
GFP_ATOMIC,
- 15000);
+ timeout);
dbg_printk(MTIP_DRV_NAME "Time taken to complete standby cmd: %d ms\n",
jiffies_to_msecs(jiffies - start));
if (rv)
@@ -2202,36 +2236,6 @@ static unsigned int implicit_sector(unsigned char command,
}
return rv;
}
-static void mtip_set_timeout(struct driver_data *dd,
- struct host_to_dev_fis *fis,
- unsigned int *timeout, u8 erasemode)
-{
- switch (fis->command) {
- case ATA_CMD_DOWNLOAD_MICRO:
- *timeout = 120000; /* 2 minutes */
- break;
- case ATA_CMD_SEC_ERASE_UNIT:
- case 0xFC:
- if (erasemode)
- *timeout = ((*(dd->port->identify + 90) * 2) * 60000);
- else
- *timeout = ((*(dd->port->identify + 89) * 2) * 60000);
- break;
- case ATA_CMD_STANDBYNOW1:
- *timeout = 120000; /* 2 minutes */
- break;
- case 0xF7:
- case 0xFA:
- *timeout = 60000; /* 60 seconds */
- break;
- case ATA_CMD_SMART:
- *timeout = 15000; /* 15 seconds */
- break;
- default:
- *timeout = MTIP_IOCTL_COMMAND_TIMEOUT_MS;
- break;
- }
-}
/*
* Executes a taskfile
--
1.7.1
--
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