intelfb: add preliminary i2c support

[safe/jmp/linux-2.6] / drivers / video / intelfb / intelfb_i2c.c

diff --git a/drivers/video/intelfb/intelfb_i2c.c b/drivers/video/intelfb/intelfb_i2c.c
index d735723..c1113d6 100644 (file)
--- a/drivers/video/intelfb/intelfb_i2c.c
+++ b/drivers/video/intelfb/intelfb_i2c.c
@@ -182,3 +182,19 @@ void intelfb_create_i2c_busses(struct intelfb_info *dinfo)
        }
        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;
+               }
+       }
+}