intelfb: add preliminary i2c support
Adds code to unregister the I2C buses in the cleanup function.
Signed-off-by: Dennis Munsie <dmunsie@cecropia.com>
diff --git a/drivers/video/intelfb/intelfb_i2c.c b/drivers/video/intelfb/intelfb_i2c.c
index d735723..c1113d6 100644
--- a/drivers/video/intelfb/intelfb_i2c.c
+++ b/drivers/video/intelfb/intelfb_i2c.c
@@ -182,3 +182,19 @@
}
dinfo->num_outputs = i;
}
+
+void intelfb_delete_i2c_busses(struct intelfb_info *dinfo)
+{
+ int i;
+
+ for (i = 0; i < MAX_OUTPUTS; i++) {
+ if (dinfo->output[i].i2c_bus.dinfo) {
+ i2c_bit_del_bus(&dinfo->output[i].i2c_bus.adapter);
+ dinfo->output[i].i2c_bus.dinfo = NULL;
+ }
+ if (dinfo->output[i].ddc_bus.dinfo) {
+ i2c_bit_del_bus(&dinfo->output[i].ddc_bus.adapter);
+ dinfo->output[i].ddc_bus.dinfo = NULL;
+ }
+ }
+}