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>
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8d5987a6e1
Коммит
c3d31e7f9a
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@ -258,7 +258,8 @@ static void i8042_pnp_exit(void)
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static int __init i8042_pnp_init(void)
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{
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int result_kbd, result_aux;
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int result_kbd = 0, result_aux = 0;
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char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
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if (i8042_nopnp) {
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printk(KERN_INFO "i8042: PNP detection disabled\n");
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@ -267,6 +268,7 @@ static int __init i8042_pnp_init(void)
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if ((result_kbd = pnp_register_driver(&i8042_pnp_kbd_driver)) >= 0)
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i8042_pnp_kbd_registered = 1;
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if ((result_aux = pnp_register_driver(&i8042_pnp_aux_driver)) >= 0)
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i8042_pnp_aux_registered = 1;
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@ -280,6 +282,25 @@ static int __init i8042_pnp_init(void)
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#endif
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}
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if (result_kbd > 0)
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snprintf(kbd_irq_str, sizeof(kbd_irq_str),
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"%d", i8042_pnp_kbd_irq);
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if (result_aux > 0)
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snprintf(aux_irq_str, sizeof(aux_irq_str),
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"%d", i8042_pnp_aux_irq);
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printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
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i8042_pnp_kbd_name, (result_kbd > 0 && result_aux > 0) ? "," : "",
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i8042_pnp_aux_name,
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i8042_pnp_data_reg, i8042_pnp_command_reg,
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kbd_irq_str, (result_kbd > 0 && result_aux > 0) ? "," : "",
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aux_irq_str);
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#if defined(__ia64__)
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if (result_aux <= 0)
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i8042_noaux = 1;
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#endif
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if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
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i8042_pnp_data_reg != i8042_data_reg) || !i8042_pnp_data_reg) {
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printk(KERN_WARNING "PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
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@ -295,30 +316,20 @@ static int __init i8042_pnp_init(void)
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}
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if (!i8042_pnp_kbd_irq) {
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printk(KERN_WARNING "PNP: PS/2 controller doesn't have KBD irq; using default %#x\n", i8042_kbd_irq);
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printk(KERN_WARNING "PNP: PS/2 controller doesn't have KBD irq; using default %d\n", i8042_kbd_irq);
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i8042_pnp_kbd_irq = i8042_kbd_irq;
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}
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if (!i8042_pnp_aux_irq) {
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printk(KERN_WARNING "PNP: PS/2 controller doesn't have AUX irq; using default %#x\n", i8042_aux_irq);
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if (!i8042_noaux && !i8042_pnp_aux_irq) {
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printk(KERN_WARNING "PNP: PS/2 controller doesn't have AUX irq; using default %d\n", i8042_aux_irq);
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i8042_pnp_aux_irq = i8042_aux_irq;
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}
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#if defined(__ia64__)
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if (result_aux <= 0)
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i8042_noaux = 1;
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#endif
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i8042_data_reg = i8042_pnp_data_reg;
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i8042_command_reg = i8042_pnp_command_reg;
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i8042_kbd_irq = i8042_pnp_kbd_irq;
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i8042_aux_irq = i8042_pnp_aux_irq;
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printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %d%s%d\n",
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i8042_pnp_kbd_name, (result_kbd > 0 && result_aux > 0) ? "," : "", i8042_pnp_aux_name,
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i8042_data_reg, i8042_command_reg, i8042_kbd_irq,
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(result_aux > 0) ? "," : "", i8042_aux_irq);
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return 0;
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}
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