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authorKees Cook <keescook@chromium.org>2017-10-24 11:23:21 -0400
committerMauro Carvalho Chehab <mchehab@s-opensource.com>2017-10-31 07:25:36 -0400
commit74ee0477512b56c95ad2f7b0035120ada58b88fd (patch)
tree476c7973d296a77ca120b81d8a972de843f8512f /drivers/media
parent297fced0f86a27b55729afa6a8e53f45095433a3 (diff)
downloadblackbird-op-linux-74ee0477512b56c95ad2f7b0035120ada58b88fd.tar.gz
blackbird-op-linux-74ee0477512b56c95ad2f7b0035120ada58b88fd.zip
media: s2255: Convert timers to use timer_setup()
In preparation for unconditionally passing the struct timer_list pointer to all timer callbacks, switch to using the new timer_setup() and from_timer() to pass the timer pointer explicitly. Cc: Mauro Carvalho Chehab <mchehab@kernel.org> Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Cc: Sakari Ailus <sakari.ailus@linux.intel.com> Cc: Bhumika Goyal <bhumirks@gmail.com> Cc: Mike Isely <isely@pobox.com> Cc: Arvind Yadav <arvind.yadav.cs@gmail.com> Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/usb/s2255/s2255drv.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/media/usb/s2255/s2255drv.c b/drivers/media/usb/s2255/s2255drv.c
index b2f239c4ba42..7fee5766587a 100644
--- a/drivers/media/usb/s2255/s2255drv.c
+++ b/drivers/media/usb/s2255/s2255drv.c
@@ -485,9 +485,10 @@ static void s2255_reset_dsppower(struct s2255_dev *dev)
/* kickstarts the firmware loading. from probe
*/
-static void s2255_timer(unsigned long user_data)
+static void s2255_timer(struct timer_list *t)
{
- struct s2255_fw *data = (struct s2255_fw *)user_data;
+ struct s2255_dev *dev = from_timer(dev, t, timer);
+ struct s2255_fw *data = dev->fw_data;
if (usb_submit_urb(data->fw_urb, GFP_ATOMIC) < 0) {
pr_err("s2255: can't submit urb\n");
atomic_set(&data->fw_state, S2255_FW_FAILED);
@@ -2283,7 +2284,7 @@ static int s2255_probe(struct usb_interface *interface,
dev_err(&interface->dev, "Could not find bulk-in endpoint\n");
goto errorEP;
}
- setup_timer(&dev->timer, s2255_timer, (unsigned long)dev->fw_data);
+ timer_setup(&dev->timer, s2255_timer, 0);
init_waitqueue_head(&dev->fw_data->wait_fw);
for (i = 0; i < MAX_CHANNELS; i++) {
struct s2255_vc *vc = &dev->vc[i];
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