Esempio n. 1
0
/*
 * Hypertransport interrupt support
 */
static void target_ht_irq(unsigned int irq, unsigned int dest, u8 vector)
{
	struct ht_irq_msg msg;

	fetch_ht_irq_msg(irq, &msg);

	msg.address_lo &= ~(HT_IRQ_LOW_VECTOR_MASK | HT_IRQ_LOW_DEST_ID_MASK);
	msg.address_hi &= ~(HT_IRQ_HIGH_DEST_ID_MASK);

	msg.address_lo |= HT_IRQ_LOW_VECTOR(vector) | HT_IRQ_LOW_DEST_ID(dest);
	msg.address_hi |= HT_IRQ_HIGH_DEST_ID(dest);

	write_ht_irq_msg(irq, &msg);
}
Esempio n. 2
0
/*
 * Hypertransport interrupt support
 */
static int
ht_set_affinity(struct irq_data *data, const struct cpumask *mask, bool force)
{
	struct irq_data *parent = data->parent_data;
	int ret;

	ret = parent->chip->irq_set_affinity(parent, mask, force);
	if (ret >= 0) {
		struct ht_irq_msg msg;
		struct irq_cfg *cfg = irqd_cfg(data);

		fetch_ht_irq_msg(data->irq, &msg);
		msg.address_lo &= ~(HT_IRQ_LOW_VECTOR_MASK |
				    HT_IRQ_LOW_DEST_ID_MASK);
		msg.address_lo |= HT_IRQ_LOW_VECTOR(cfg->vector) |
				  HT_IRQ_LOW_DEST_ID(cfg->dest_apicid);
		msg.address_hi &= ~(HT_IRQ_HIGH_DEST_ID_MASK);
		msg.address_hi |= HT_IRQ_HIGH_DEST_ID(cfg->dest_apicid);
		write_ht_irq_msg(data->irq, &msg);
	}

	return ret;
}