+static void
+nouveau_i2c_intr_disable(struct nouveau_event *event, int type, int index)
+{
+ struct nouveau_i2c *i2c = nouveau_i2c(event->priv);
+ struct nouveau_i2c_port *port = i2c->find(i2c, index);
+ const struct nouveau_i2c_impl *impl = (void *)nv_object(i2c)->oclass;
+ if (port && port->aux >= 0)
+ impl->aux_mask(i2c, type, 1 << port->aux, 0);
+}
+
+static void
+nouveau_i2c_intr_enable(struct nouveau_event *event, int type, int index)
+{
+ struct nouveau_i2c *i2c = nouveau_i2c(event->priv);
+ struct nouveau_i2c_port *port = i2c->find(i2c, index);
+ const struct nouveau_i2c_impl *impl = (void *)nv_object(i2c)->oclass;
+ if (port && port->aux >= 0)
+ impl->aux_mask(i2c, type, 1 << port->aux, 1 << port->aux);
+}
+
+static void
+nouveau_i2c_intr(struct nouveau_subdev *subdev)
+{
+ struct nouveau_i2c_impl *impl = (void *)nv_oclass(subdev);
+ struct nouveau_i2c *i2c = nouveau_i2c(subdev);
+ struct nouveau_i2c_port *port;
+ u32 hi, lo, rq, tx, e;
+
+ if (impl->aux_stat) {
+ impl->aux_stat(i2c, &hi, &lo, &rq, &tx);
+ if (hi || lo || rq || tx) {
+ list_for_each_entry(port, &i2c->ports, head) {
+ if (e = 0, port->aux < 0)
+ continue;
+
+ if (hi & (1 << port->aux)) e |= NVKM_I2C_PLUG;
+ if (lo & (1 << port->aux)) e |= NVKM_I2C_UNPLUG;
+ if (rq & (1 << port->aux)) e |= NVKM_I2C_IRQ;
+ if (tx & (1 << port->aux)) e |= NVKM_I2C_DONE;
+
+ nouveau_event_trigger(i2c->ntfy, e, port->index);
+ }
+ }
+ }
+}
+