--- zzzz-none-000/linux-3.10.107/drivers/gpu/host1x/channel.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/gpu/host1x/channel.h	2021-02-04 17:41:59.000000000 +0000
@@ -40,12 +40,6 @@
 /* channel list operations */
 int host1x_channel_list_init(struct host1x *host);
 
-struct host1x_channel *host1x_channel_request(struct device *dev);
-void host1x_channel_free(struct host1x_channel *channel);
-struct host1x_channel *host1x_channel_get(struct host1x_channel *channel);
-void host1x_channel_put(struct host1x_channel *channel);
-int host1x_job_submit(struct host1x_job *job);
-
 #define host1x_for_each_channel(host, channel)				\
 	list_for_each_entry(channel, &host->chlist.list, list)