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authorPavan Savoy <pavan_savoy@ti.com>2012-08-03 14:49:42 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-08-16 10:11:45 -0700
commit537023580d2de09fed3c3ebdca7025572a4ad083 (patch)
tree09fc53d909439686a85fc696d424f2b5b132b4b1
parentb64365a52625e6ec5cf05dd984fba0fa69b24623 (diff)
drivers/misc/ti-st: use cpu friendly completions
Be nice to CPU and don't hog the resources, use a nice wait_for_interruptible timeout for completions instead of wait_for_timeout which is non-interruptible. Signed-off-by: Pavan Savoy <pavan_savoy@ti.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/misc/ti-st/st_kim.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/misc/ti-st/st_kim.c b/drivers/misc/ti-st/st_kim.c
index 54ff644aa56b..0f36db3aa40f 100644
--- a/drivers/misc/ti-st/st_kim.c
+++ b/drivers/misc/ti-st/st_kim.c
@@ -207,8 +207,8 @@ static long read_local_version(struct kim_data_s *kim_gdata, char *bts_scr_name)
return -EIO;
}
- if (!wait_for_completion_timeout
- (&kim_gdata->kim_rcvd, msecs_to_jiffies(CMD_RESP_TIME))) {
+ if (!wait_for_completion_interruptible_timeout(
+ &kim_gdata->kim_rcvd, msecs_to_jiffies(CMD_RESP_TIME))) {
pr_err(" waiting for ver info- timed out ");
return -ETIMEDOUT;
}
@@ -370,9 +370,9 @@ static long download_firmware(struct kim_data_s *kim_gdata)
break;
case ACTION_WAIT_EVENT: /* wait */
pr_debug("W");
- if (!wait_for_completion_timeout
- (&kim_gdata->kim_rcvd,
- msecs_to_jiffies(CMD_RESP_TIME))) {
+ if (!wait_for_completion_interruptible_timeout(
+ &kim_gdata->kim_rcvd,
+ msecs_to_jiffies(CMD_RESP_TIME))) {
pr_err("response timeout during fw download ");
/* timed out */
release_firmware(kim_gdata->fw_entry);
@@ -462,8 +462,8 @@ long st_kim_start(void *kim_data)
sysfs_notify(&kim_gdata->kim_pdev->dev.kobj,
NULL, "install");
/* wait for ldisc to be installed */
- err = wait_for_completion_timeout(&kim_gdata->ldisc_installed,
- msecs_to_jiffies(LDISC_TIME));
+ err = wait_for_completion_interruptible_timeout(
+ &kim_gdata->ldisc_installed, msecs_to_jiffies(LDISC_TIME));
if (!err) {
/* ldisc installation timeout,
* flush uart, power cycle BT_EN */
@@ -520,8 +520,8 @@ long st_kim_stop(void *kim_data)
sysfs_notify(&kim_gdata->kim_pdev->dev.kobj, NULL, "install");
/* wait for ldisc to be un-installed */
- err = wait_for_completion_timeout(&kim_gdata->ldisc_installed,
- msecs_to_jiffies(LDISC_TIME));
+ err = wait_for_completion_interruptible_timeout(
+ &kim_gdata->ldisc_installed, msecs_to_jiffies(LDISC_TIME));
if (!err) { /* timeout */
pr_err(" timed out waiting for ldisc to be un-installed");
err = -ETIMEDOUT;