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🎈 perf: perf rt_hw_interrupt_disable/enable (#8042)

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Signed-off-by: Shell <smokewood@qq.com>
Co-authored-by: Shell <smokewood@qq.com>
This commit is contained in:
xqyjlj
2023-10-25 20:31:25 +08:00
committed by GitHub
co-authored by Shell
parent 91fc52df36
commit 3283f54c7a
80 changed files with 2478 additions and 1962 deletions
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components/drivers/tty/console.c
+5 -12
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@@ -149,14 +149,7 @@ static rt_err_t iodev_open(struct tty_struct *console)
struct rt_device *console_get_iodev(void)
{
rt_base_t level = 0;
struct rt_device *iodev = RT_NULL;
level = rt_hw_interrupt_disable();
iodev = console_dev.io_dev;
rt_hw_interrupt_enable(level);
return iodev;
return console_dev.io_dev;
}
struct rt_device *console_set_iodev(struct rt_device *iodev)
@@ -169,7 +162,7 @@ struct rt_device *console_set_iodev(struct rt_device *iodev)
console = &console_dev;
level = rt_hw_interrupt_disable();
level = rt_spin_lock_irqsave(&console->spinlock);
RT_ASSERT(console->init_flag >= TTY_INIT_FLAG_REGED);
@@ -195,7 +188,7 @@ struct rt_device *console_set_iodev(struct rt_device *iodev)
}
exit:
rt_hw_interrupt_enable(level);
rt_spin_unlock_irqrestore(&console->spinlock, level);
return io_before;
}
@@ -213,7 +206,7 @@ static rt_err_t rt_console_init(struct rt_device *dev)
console = (struct tty_struct *)dev;
level = rt_hw_interrupt_disable();
level = rt_spin_lock_irqsave(&console->spinlock);
RT_ASSERT(console->init_flag == TTY_INIT_FLAG_REGED);
@@ -225,7 +218,7 @@ static rt_err_t rt_console_init(struct rt_device *dev)
console->init_flag = TTY_INIT_FLAG_INITED;
exit:
rt_hw_interrupt_enable(level);
rt_spin_unlock_irqrestore(&console->spinlock, level);
return result;
}