Input: i8042 - fix IRQ printing when either KBD or AUX port
is absent from ACPI/PNP tables. Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
parent
8d5987a6e1
commit
c3d31e7f9a
|
@ -258,7 +258,8 @@ static void i8042_pnp_exit(void)
|
|||
|
||||
static int __init i8042_pnp_init(void)
|
||||
{
|
||||
int result_kbd, result_aux;
|
||||
int result_kbd = 0, result_aux = 0;
|
||||
char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
|
||||
|
||||
if (i8042_nopnp) {
|
||||
printk(KERN_INFO "i8042: PNP detection disabled\n");
|
||||
|
@ -267,6 +268,7 @@ static int __init i8042_pnp_init(void)
|
|||
|
||||
if ((result_kbd = pnp_register_driver(&i8042_pnp_kbd_driver)) >= 0)
|
||||
i8042_pnp_kbd_registered = 1;
|
||||
|
||||
if ((result_aux = pnp_register_driver(&i8042_pnp_aux_driver)) >= 0)
|
||||
i8042_pnp_aux_registered = 1;
|
||||
|
||||
|
@ -280,6 +282,25 @@ static int __init i8042_pnp_init(void)
|
|||
#endif
|
||||
}
|
||||
|
||||
if (result_kbd > 0)
|
||||
snprintf(kbd_irq_str, sizeof(kbd_irq_str),
|
||||
"%d", i8042_pnp_kbd_irq);
|
||||
if (result_aux > 0)
|
||||
snprintf(aux_irq_str, sizeof(aux_irq_str),
|
||||
"%d", i8042_pnp_aux_irq);
|
||||
|
||||
printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
|
||||
i8042_pnp_kbd_name, (result_kbd > 0 && result_aux > 0) ? "," : "",
|
||||
i8042_pnp_aux_name,
|
||||
i8042_pnp_data_reg, i8042_pnp_command_reg,
|
||||
kbd_irq_str, (result_kbd > 0 && result_aux > 0) ? "," : "",
|
||||
aux_irq_str);
|
||||
|
||||
#if defined(__ia64__)
|
||||
if (result_aux <= 0)
|
||||
i8042_noaux = 1;
|
||||
#endif
|
||||
|
||||
if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
|
||||
i8042_pnp_data_reg != i8042_data_reg) || !i8042_pnp_data_reg) {
|
||||
printk(KERN_WARNING "PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
|
||||
|
@ -295,30 +316,20 @@ static int __init i8042_pnp_init(void)
|
|||
}
|
||||
|
||||
if (!i8042_pnp_kbd_irq) {
|
||||
printk(KERN_WARNING "PNP: PS/2 controller doesn't have KBD irq; using default %#x\n", i8042_kbd_irq);
|
||||
printk(KERN_WARNING "PNP: PS/2 controller doesn't have KBD irq; using default %d\n", i8042_kbd_irq);
|
||||
i8042_pnp_kbd_irq = i8042_kbd_irq;
|
||||
}
|
||||
|
||||
if (!i8042_pnp_aux_irq) {
|
||||
printk(KERN_WARNING "PNP: PS/2 controller doesn't have AUX irq; using default %#x\n", i8042_aux_irq);
|
||||
if (!i8042_noaux && !i8042_pnp_aux_irq) {
|
||||
printk(KERN_WARNING "PNP: PS/2 controller doesn't have AUX irq; using default %d\n", i8042_aux_irq);
|
||||
i8042_pnp_aux_irq = i8042_aux_irq;
|
||||
}
|
||||
|
||||
#if defined(__ia64__)
|
||||
if (result_aux <= 0)
|
||||
i8042_noaux = 1;
|
||||
#endif
|
||||
|
||||
i8042_data_reg = i8042_pnp_data_reg;
|
||||
i8042_command_reg = i8042_pnp_command_reg;
|
||||
i8042_kbd_irq = i8042_pnp_kbd_irq;
|
||||
i8042_aux_irq = i8042_pnp_aux_irq;
|
||||
|
||||
printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %d%s%d\n",
|
||||
i8042_pnp_kbd_name, (result_kbd > 0 && result_aux > 0) ? "," : "", i8042_pnp_aux_name,
|
||||
i8042_data_reg, i8042_command_reg, i8042_kbd_irq,
|
||||
(result_aux > 0) ? "," : "", i8042_aux_irq);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
|
Loading…
Reference in a new issue