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USB: image: use msecs_to_jiffies for time conversion 

This is only an API consolidation and should make things more readable
it replaces var * HZ / 1000 by msecs_to_jiffies(var).

Signed-off-by: Nicholas Mc Guire <hofrat@osadl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Nicholas Mc Guire 2015-02-06 04:50:21 -05:00 committed by Greg Kroah-Hartman
parent 1dc6120ef7
commit 9751afbbb0
1 changed files with 7 additions and 4 deletions
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11
drivers/usb/image/mdc800.c
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@ -347,7 +347,8 @@ static int mdc800_usb_waitForIRQ (int mode, int msec)
{ {
mdc800->camera_request_ready=1+mode; mdc800->camera_request_ready=1+mode;
wait_event_timeout(mdc800->irq_wait, mdc800->irq_woken, msec*HZ/1000); wait_event_timeout(mdc800->irq_wait, mdc800->irq_woken,
msecs_to_jiffies(msec));
mdc800->irq_woken = 0; mdc800->irq_woken = 0;
if (mdc800->camera_request_ready>0) if (mdc800->camera_request_ready>0)
@ -743,8 +744,9 @@ static ssize_t mdc800_device_read (struct file *file, char __user *buf, size_t l
mutex_unlock(&mdc800->io_lock); mutex_unlock(&mdc800->io_lock);
return len-left; return len-left;
} }
wait_event_timeout(mdc800->download_wait, mdc800->downloaded, wait_event_timeout(mdc800->download_wait,
TO_DOWNLOAD_GET_READY*HZ/1000); mdc800->downloaded,
msecs_to_jiffies(TO_DOWNLOAD_GET_READY));
mdc800->downloaded = 0; mdc800->downloaded = 0;
if (mdc800->download_urb->status != 0) if (mdc800->download_urb->status != 0)
{ {
@ -867,7 +869,8 @@ static ssize_t mdc800_device_write (struct file *file, const char __user *buf, s
mutex_unlock(&mdc800->io_lock); mutex_unlock(&mdc800->io_lock);
return -EIO; return -EIO;
} }
wait_event_timeout(mdc800->write_wait, mdc800->written, TO_WRITE_GET_READY*HZ/1000); wait_event_timeout(mdc800->write_wait, mdc800->written,
msecs_to_jiffies(TO_WRITE_GET_READY));
mdc800->written = 0; mdc800->written = 0;
if (mdc800->state == WORKING) if (mdc800->state == WORKING)
{ {