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media: rc: Convert timers to use timer_setup()

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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>
This commit is contained in:
Kees Cook 2017-10-24 11:23:14 -04:00 • committed by Mauro Carvalho Chehab
parent 715e3f4d01
commit b17ec78a42
9 changed files with 30 additions and 35 deletions
Download patch file Download diff file Expand all files Collapse all files

7
drivers/media/rc/ene_ir.c
View file

@ -670,9 +670,9 @@ exit:
} }
/* timer to simulate tx done interrupt */ /* timer to simulate tx done interrupt */
static void ene_tx_irqsim(unsigned long data) static void ene_tx_irqsim(struct timer_list *t)
{ {
struct ene_device *dev = (struct ene_device *)data; struct ene_device *dev = from_timer(dev, t, tx_sim_timer);
unsigned long flags; unsigned long flags;
spin_lock_irqsave(&dev->hw_lock, flags); spin_lock_irqsave(&dev->hw_lock, flags);
@ -1045,8 +1045,7 @@ static int ene_probe(struct pnp_dev *pnp_dev, const struct pnp_device_id *id)
if (!dev->hw_learning_and_tx_capable && txsim) { if (!dev->hw_learning_and_tx_capable && txsim) {
dev->hw_learning_and_tx_capable = true; dev->hw_learning_and_tx_capable = true;
setup_timer(&dev->tx_sim_timer, ene_tx_irqsim, timer_setup(&dev->tx_sim_timer, ene_tx_irqsim, 0);
(long unsigned int)dev);
pr_warn("Simulation of TX activated\n"); pr_warn("Simulation of TX activated\n");
} }

6
drivers/media/rc/igorplugusb.c
View file

@ -137,9 +137,9 @@ static void igorplugusb_cmd(struct igorplugusb *ir, int cmd)
dev_err(ir->dev, "submit urb failed: %d", ret); dev_err(ir->dev, "submit urb failed: %d", ret);
} }
static void igorplugusb_timer(unsigned long data) static void igorplugusb_timer(struct timer_list *t)
{ {
struct igorplugusb *ir = (struct igorplugusb *)data; struct igorplugusb *ir = from_timer(ir, t, timer);
igorplugusb_cmd(ir, GET_INFRACODE); igorplugusb_cmd(ir, GET_INFRACODE);
} }
@ -174,7 +174,7 @@ static int igorplugusb_probe(struct usb_interface *intf,
ir->dev = &intf->dev; ir->dev = &intf->dev;
setup_timer(&ir->timer, igorplugusb_timer, (unsigned long)ir); timer_setup(&ir->timer, igorplugusb_timer, 0);
ir->request.bRequest = GET_INFRACODE; ir->request.bRequest = GET_INFRACODE;
ir->request.bRequestType = USB_TYPE_VENDOR | USB_DIR_IN; ir->request.bRequestType = USB_TYPE_VENDOR | USB_DIR_IN;

13
drivers/media/rc/img-ir/img-ir-hw.c
View file

@ -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. */ /* 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); spin_lock_irq(&priv->lock);
img_ir_end_repeat(priv); 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 * cleared when invalid interrupts were generated due to a quirk in the
* img-ir decoder. * 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); 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); img_ir_probe_hw_caps(priv);
/* Set up the end timer */ /* Set up the end timer */
setup_timer(&hw->end_timer, img_ir_end_timer, (unsigned long)priv); timer_setup(&hw->end_timer, img_ir_end_timer, 0);
setup_timer(&hw->suspend_timer, img_ir_suspend_timer, timer_setup(&hw->suspend_timer, img_ir_suspend_timer, 0);
(unsigned long)priv);
/* Register a clock notifier */ /* Register a clock notifier */
if (!IS_ERR(priv->clk)) { if (!IS_ERR(priv->clk)) {

6
drivers/media/rc/img-ir/img-ir-raw.c
View file

@ -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 * 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. * 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); spin_lock_irq(&priv->lock);
@ -107,7 +107,7 @@ int img_ir_probe_raw(struct img_ir_priv *priv)
int error; int error;
/* Set up the echo timer */ /* 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 */ /* Allocate raw decoder */
raw->rdev = rdev = rc_allocate_device(RC_DRIVER_IR_RAW); raw->rdev = rdev = rc_allocate_device(RC_DRIVER_IR_RAW);

7
drivers/media/rc/imon.c
View file

@ -1090,9 +1090,9 @@ static void usb_tx_callback(struct urb *urb)
/** /**
* report touchscreen input * report touchscreen input
*/ */
static void imon_touch_display_timeout(unsigned long data) static void imon_touch_display_timeout(struct timer_list *t)
{ {
struct imon_context *ictx = (struct imon_context *)data; struct imon_context *ictx = from_timer(ictx, t, ttimer);
if (ictx->display_type != IMON_DISPLAY_TYPE_VGA) if (ictx->display_type != IMON_DISPLAY_TYPE_VGA)
return; return;
@ -2411,8 +2411,7 @@ static struct imon_context *imon_init_intf1(struct usb_interface *intf,
mutex_lock(&ictx->lock); mutex_lock(&ictx->lock);
if (ictx->display_type == IMON_DISPLAY_TYPE_VGA) { if (ictx->display_type == IMON_DISPLAY_TYPE_VGA) {
setup_timer(&ictx->ttimer, imon_touch_display_timeout, timer_setup(&ictx->ttimer, imon_touch_display_timeout, 0);
(unsigned long)ictx);
} }
ictx->usbdev_intf1 = usb_get_dev(interface_to_usbdev(intf)); ictx->usbdev_intf1 = usb_get_dev(interface_to_usbdev(intf));

7
drivers/media/rc/ir-mce_kbd-decoder.c
View file

@ -115,9 +115,9 @@ static unsigned char kbd_keycodes[256] = {
KEY_RESERVED KEY_RESERVED
}; };
static void mce_kbd_rx_timeout(unsigned long data) static void mce_kbd_rx_timeout(struct timer_list *t)
{ {
struct mce_kbd_dec *mce_kbd = (struct mce_kbd_dec *)data; struct mce_kbd_dec *mce_kbd = from_timer(mce_kbd, t, rx_timeout);
int i; int i;
unsigned char maskcode; unsigned char maskcode;
@ -389,8 +389,7 @@ static int ir_mce_kbd_register(struct rc_dev *dev)
set_bit(EV_MSC, idev->evbit); set_bit(EV_MSC, idev->evbit);
set_bit(MSC_SCAN, idev->mscbit); set_bit(MSC_SCAN, idev->mscbit);
setup_timer(&mce_kbd->rx_timeout, mce_kbd_rx_timeout, timer_setup(&mce_kbd->rx_timeout, mce_kbd_rx_timeout, 0);
(unsigned long)mce_kbd);
input_set_drvdata(idev, mce_kbd); input_set_drvdata(idev, mce_kbd);

8
drivers/media/rc/rc-ir-raw.c
View file

@ -471,9 +471,10 @@ int ir_raw_encode_scancode(enum rc_proto protocol, u32 scancode,
} }
EXPORT_SYMBOL(ir_raw_encode_scancode); EXPORT_SYMBOL(ir_raw_encode_scancode);
static void edge_handle(unsigned long arg) static void edge_handle(struct timer_list *t)
{ {
struct rc_dev *dev = (struct rc_dev *)arg; struct ir_raw_event_ctrl *raw = from_timer(raw, t, edge_handle);
struct rc_dev *dev = raw->dev;
ktime_t interval = ktime_sub(ktime_get(), dev->raw->last_event); ktime_t interval = ktime_sub(ktime_get(), dev->raw->last_event);
if (ktime_to_ns(interval) >= dev->timeout) { if (ktime_to_ns(interval) >= dev->timeout) {
@ -513,8 +514,7 @@ int ir_raw_event_prepare(struct rc_dev *dev)
dev->raw->dev = dev; dev->raw->dev = dev;
dev->change_protocol = change_protocol; dev->change_protocol = change_protocol;
setup_timer(&dev->raw->edge_handle, edge_handle, timer_setup(&dev->raw->edge_handle, edge_handle, 0);
(unsigned long)dev);
INIT_KFIFO(dev->raw->kfifo); INIT_KFIFO(dev->raw->kfifo);
return 0; return 0;

7
drivers/media/rc/rc-main.c
View file

@ -630,9 +630,9 @@ EXPORT_SYMBOL_GPL(rc_keyup);
* This routine will generate a keyup event some time after a keydown event * This routine will generate a keyup event some time after a keydown event
* is generated when no further activity has been detected. * is generated when no further activity has been detected.
*/ */
static void ir_timer_keyup(unsigned long cookie) static void ir_timer_keyup(struct timer_list *t)
{ {
struct rc_dev *dev = (struct rc_dev *)cookie; struct rc_dev *dev = from_timer(dev, t, timer_keyup);
unsigned long flags; unsigned long flags;
/* /*
@ -1570,8 +1570,7 @@ struct rc_dev *rc_allocate_device(enum rc_driver_type type)
dev->input_dev->setkeycode = ir_setkeycode; dev->input_dev->setkeycode = ir_setkeycode;
input_set_drvdata(dev->input_dev, dev); input_set_drvdata(dev->input_dev, dev);
setup_timer(&dev->timer_keyup, ir_timer_keyup, timer_setup(&dev->timer_keyup, ir_timer_keyup, 0);
(unsigned long)dev);
spin_lock_init(&dev->rc_map.lock); spin_lock_init(&dev->rc_map.lock);
spin_lock_init(&dev->keylock); spin_lock_init(&dev->keylock);

4
drivers/media/rc/sir_ir.c
View file

@ -120,7 +120,7 @@ static void add_read_queue(int flag, unsigned long val)
} }
/* SECTION: Hardware */ /* SECTION: Hardware */
static void sir_timeout(unsigned long data) static void sir_timeout(struct timer_list *unused)
{ {
/* /*
* if last received signal was a pulse, but receiving stopped * if last received signal was a pulse, but receiving stopped
@ -321,7 +321,7 @@ static int sir_ir_probe(struct platform_device *dev)
rcdev->timeout = IR_DEFAULT_TIMEOUT; rcdev->timeout = IR_DEFAULT_TIMEOUT;
rcdev->dev.parent = &sir_ir_dev->dev; rcdev->dev.parent = &sir_ir_dev->dev;
setup_timer(&timerlist, sir_timeout, 0); timer_setup(&timerlist, sir_timeout, 0);
/* get I/O port access and IRQ line */ /* get I/O port access and IRQ line */
if (!devm_request_region(&sir_ir_dev->dev, io, 8, KBUILD_MODNAME)) { if (!devm_request_region(&sir_ir_dev->dev, io, 8, KBUILD_MODNAME)) {