[media] omap3isp: Add set performance callback in isp platform data

Replace the omap_pm_set_min_bus_tput() with a callback to board code.
This makes the omap3isp driver compilable as a module, and lets board
code manage OMAP PM details depending on board requirements.

Signed-off-by: Stanimir Varbanov <svarbanov@mm-sol.com>
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/omap3isp/isp.h b/drivers/media/video/omap3isp/isp.h
index a8dfea4..cf5214e 100644
--- a/drivers/media/video/omap3isp/isp.h
+++ b/drivers/media/video/omap3isp/isp.h
@@ -199,6 +199,7 @@
 
 struct isp_platform_data {
 	struct isp_v4l2_subdevs_group *subdevs;
+	void (*set_constraints)(struct isp_device *isp, bool enable);
 };
 
 struct isp_platform_callback {