修改内核路径

hc

2024-05-14 bedbef8ad3e75a304af6361af235302bcc61d06b

 kernel/drivers/input/mouse/synaptics_i2c.c
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@@ -219,7 +219,6 @@
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 	struct i2c_client	*client;
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 	struct input_dev	*input;
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 	struct delayed_work	dwork;
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-	spinlock_t		lock;
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 	int			no_data_count;
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 	int			no_decel_param;
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 	int			reduce_report_param;
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@@ -369,23 +368,11 @@
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 	return xy_delta || gesture;
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 }
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-static void synaptics_i2c_reschedule_work(struct synaptics_i2c *touch,
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-					  unsigned long delay)
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-{
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-	unsigned long flags;
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-
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-	spin_lock_irqsave(&touch->lock, flags);
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-
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-	mod_delayed_work(system_wq, &touch->dwork, delay);
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-
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-	spin_unlock_irqrestore(&touch->lock, flags);
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-}
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-
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 static irqreturn_t synaptics_i2c_irq(int irq, void *dev_id)
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 {
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 	struct synaptics_i2c *touch = dev_id;
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-	synaptics_i2c_reschedule_work(touch, 0);
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+	mod_delayed_work(system_wq, &touch->dwork, 0);
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 	return IRQ_HANDLED;
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 }
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@@ -461,7 +448,7 @@
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 	 * We poll the device once in THREAD_IRQ_SLEEP_SECS and
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 	 * if error is detected, we try to reset and reconfigure the touchpad.
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 	 */
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-	synaptics_i2c_reschedule_work(touch, delay);
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+	mod_delayed_work(system_wq, &touch->dwork, delay);
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 }
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 static int synaptics_i2c_open(struct input_dev *input)
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@@ -474,7 +461,7 @@
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 		return ret;
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 	if (polling_req)
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-		synaptics_i2c_reschedule_work(touch,
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+		mod_delayed_work(system_wq, &touch->dwork,
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 				msecs_to_jiffies(NO_DATA_SLEEP_MSECS));
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 	return 0;
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@@ -530,7 +517,6 @@
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 	touch->scan_rate_param = scan_rate;
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 	set_scan_rate(touch, scan_rate);
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 	INIT_DELAYED_WORK(&touch->dwork, synaptics_i2c_work_handler);
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-	spin_lock_init(&touch->lock);
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 	return touch;
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 }
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@@ -637,7 +623,7 @@
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 	if (ret)
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 		return ret;
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-	synaptics_i2c_reschedule_work(touch,
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+	mod_delayed_work(system_wq, &touch->dwork,
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 				msecs_to_jiffies(NO_DATA_SLEEP_MSECS));
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 	return 0;