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drivers/misc/ti-st: use cpu friendly completions

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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>
This commit is contained in:
Pavan Savoy 2012-08-03 14:49:42 -05:00 committed by Greg Kroah-Hartman
parent b64365a526
commit 537023580d
1 changed files with 9 additions and 9 deletions
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18
drivers/misc/ti-st/st_kim.c
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@ -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;