Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | Date | Sun, 16 Nov 2003 14:11:34 +0100 | From | Pavel Machek <> | Subject | Corrected drivermodel for i8042.c |
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Hi!
Here's (slightly) better patch. i8042_controller_init() can not be __init when it is called from _resume() function. Pavel
--- clean/drivers/input/serio/i8042.c 2003-09-28 22:05:48.000000000 +0200 +++ linux/drivers/input/serio/i8042.c 2003-11-15 23:42:43.000000000 +0100 @@ -18,6 +18,7 @@ #include <linux/reboot.h> #include <linux/init.h> #include <linux/serio.h> +#include <linux/sysdev.h> #include <asm/io.h> @@ -398,18 +399,15 @@ * desired. */ -static int __init i8042_controller_init(void) +static int i8042_controller_init(void) { - /* * Test the i8042. We need to know if it thinks it's working correctly * before doing anything else. */ i8042_flush(); - if (i8042_reset) { - unsigned char param; if (i8042_command(¶m, I8042_CMD_CTL_TEST)) { @@ -783,6 +781,33 @@ values->mux = index; } +static int i8042_resume_port(struct serio *port) +{ + struct serio_dev *dev = port->dev; + if (dev) { + dev->disconnect(port); + dev->connect(port, dev); + } +} + +static int i8042_resume(struct sys_device *dev) +{ + if (i8042_controller_init()) + printk(KERN_ERR "i8042: resume failed\n"); + i8042_resume_port(&i8042_kbd_port); + return 0; +} + +static struct sysdev_class kbc_sysclass = { + set_kset_name("i8042"), + .resume = i8042_resume, +}; + +static struct sys_device device_i8042 = { + .id = 0, + .cls = &kbc_sysclass, +}; + int __init i8042_init(void) { int i; @@ -819,6 +845,14 @@ register_reboot_notifier(&i8042_notifier); + { + int error = sysdev_class_register(&kbc_sysclass); + if (!error) + error = sys_device_register(&device_i8042); + if (error) + printk(KERN_CRIT "Unable to register i8042 to driver model\n"); + } + return 0; } -- When do you have a heart between your knees? [Johanka's followup: and *two* hearts?] - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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