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authorKees Cook <keescook@chromium.org>2017-10-24 11:23:14 -0400
committerMauro Carvalho Chehab <mchehab@s-opensource.com>2017-10-31 06:31:44 -0400
commitb17ec78a42713a477151e9a78c07eb7dea0e10e9 (patch)
tree1ab2fafa4cf2b6b5985e7e7f7b635f69e7a1858d /drivers/media/rc/img-ir
parent715e3f4d01957df0d256d08fb7ed3b389f7a8523 (diff)
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media: rc: 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: Maxim Levitsky <maximlevitsky@gmail.com> Cc: James Hogan <jhogan@kernel.org> Cc: Hans Verkuil <hans.verkuil@cisco.com> Cc: "Antti Seppälä" <a.seppala@gmail.com> Cc: Heiner Kallweit <hkallweit1@gmail.com> Cc: "David Härdeman" <david@hardeman.nu> Cc: Andi Shyti <andi.shyti@samsung.com> Signed-off-by: Kees Cook <keescook@chromium.org> Signed-off-by: Sean Young <sean@mess.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/rc/img-ir')
-rw-r--r--drivers/media/rc/img-ir/img-ir-hw.c13
-rw-r--r--drivers/media/rc/img-ir/img-ir-raw.c6
2 files changed, 9 insertions, 10 deletions
diff --git a/drivers/media/rc/img-ir/img-ir-hw.c b/drivers/media/rc/img-ir/img-ir-hw.c
index 82fdf4cc0824..f54bc5d23893 100644
--- a/drivers/media/rc/img-ir/img-ir-hw.c
+++ b/drivers/media/rc/img-ir/img-ir-hw.c
@@ -867,9 +867,9 @@ static void img_ir_handle_data(struct img_ir_priv *priv, u32 len, u64 raw)
}
/* timer function to end waiting for repeat. */
-static void img_ir_end_timer(unsigned long arg)
+static void img_ir_end_timer(struct timer_list *t)
{
- struct img_ir_priv *priv = (struct img_ir_priv *)arg;
+ struct img_ir_priv *priv = from_timer(priv, t, hw.end_timer);
spin_lock_irq(&priv->lock);
img_ir_end_repeat(priv);
@@ -881,9 +881,9 @@ static void img_ir_end_timer(unsigned long arg)
* cleared when invalid interrupts were generated due to a quirk in the
* img-ir decoder.
*/
-static void img_ir_suspend_timer(unsigned long arg)
+static void img_ir_suspend_timer(struct timer_list *t)
{
- struct img_ir_priv *priv = (struct img_ir_priv *)arg;
+ struct img_ir_priv *priv = from_timer(priv, t, hw.suspend_timer);
spin_lock_irq(&priv->lock);
/*
@@ -1055,9 +1055,8 @@ int img_ir_probe_hw(struct img_ir_priv *priv)
img_ir_probe_hw_caps(priv);
/* Set up the end timer */
- setup_timer(&hw->end_timer, img_ir_end_timer, (unsigned long)priv);
- setup_timer(&hw->suspend_timer, img_ir_suspend_timer,
- (unsigned long)priv);
+ timer_setup(&hw->end_timer, img_ir_end_timer, 0);
+ timer_setup(&hw->suspend_timer, img_ir_suspend_timer, 0);
/* Register a clock notifier */
if (!IS_ERR(priv->clk)) {
diff --git a/drivers/media/rc/img-ir/img-ir-raw.c b/drivers/media/rc/img-ir/img-ir-raw.c
index 64714efc1145..6e545680d3b6 100644
--- a/drivers/media/rc/img-ir/img-ir-raw.c
+++ b/drivers/media/rc/img-ir/img-ir-raw.c
@@ -67,9 +67,9 @@ void img_ir_isr_raw(struct img_ir_priv *priv, u32 irq_status)
* order to be assured of the final space. If there are no edges for a certain
* time we use this timer to emit a final sample to satisfy them.
*/
-static void img_ir_echo_timer(unsigned long arg)
+static void img_ir_echo_timer(struct timer_list *t)
{
- struct img_ir_priv *priv = (struct img_ir_priv *)arg;
+ struct img_ir_priv *priv = from_timer(priv, t, raw.timer);
spin_lock_irq(&priv->lock);
@@ -107,7 +107,7 @@ int img_ir_probe_raw(struct img_ir_priv *priv)
int error;
/* Set up the echo timer */
- setup_timer(&raw->timer, img_ir_echo_timer, (unsigned long)priv);
+ timer_setup(&raw->timer, img_ir_echo_timer, 0);
/* Allocate raw decoder */
raw->rdev = rdev = rc_allocate_device(RC_DRIVER_IR_RAW);