/* I wanna use modern ES1887 mixer irq handling. Funny is the fact that my BIOS wants the same. But suppose someone's BIOS doesn't do this! This is independent of duplex. If there's a 1887 this will prevent it from going into 1888 mode.  */
static void ess_es1887_set_irq_hw(sb_devc *devc)
/* I wanna use modern ES1887 mixer irq handling. Funny is the fact that my BIOS wants the same. But suppose someone's BIOS doesn't do this! This is independent of duplex. If there's a 1887 this will prevent it from going into 1888 mode.  */
static void ess_es1887_set_irq_hw(sb_devc *devc)
{
	int irq_bits;
	if ((irq_bits = ess_irq_bits (devc->irq)) == -1) return;
	ess_chgmixer (devc, 0x7f, 0x0f, 0x01 | ((irq_bits + 1) << 1));
}