amlogic: integrate grabbing via ge2d (#469)

* - grabber auto off when not set as active prio
- join aml and fb - on aml platform both grabbers are needed, so they joind in one module and share one prio. user don't the the nasty magic behind
- aml: preparation for direct ge2d access

* just save it, in the middle of ge2d impl

* fix compile issues

* now grabbing works basicly

* add 3d support for ge2d

* next step, we got some video from aml

* switch back to rgba

* cleanup

* code cleanup, remove unused stuff

libsrc/grabber/amlogic/meson_ion.h

@@ -0,0 +1,60 @@
+/*
+ * include/linux/amlogic/dev_ion.h
+ *
+ * Copyright (C) 2014 Amlogic, Inc.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#ifndef __LINUX_AMLOGIC_ION_H__
+#define __LINUX_AMLOGIC_ION_H__
+
+//#include <linux/types.h>
+//#include <ion/ion.h>
+
+/**
+* CUSTOM IOCTL - CMD
+*/
+
+#define ION_IOC_MESON_PHYS_ADDR             8
+
+struct meson_phys_data {
+	int handle;
+	unsigned int phys_addr;
+	unsigned int size;
+};
+
+
+#if 0
+
+/**
+ * meson_ion_client_create() -  allocate a client and returns it
+ * @heap_type_mask:	mask of heaps this client can allocate from
+ * @name:		used for debugging
+ */
+struct ion_client *meson_ion_client_create(unsigned int heap_mask,
+		const char *name);
+
+/**
+ * meson_ion_share_fd_to_phys -
+ * associate with a share fd
+ * @client:	the client
+ * @share_fd: passed from the user space
+ * @addr point to the physical address
+ * @size point to the size of this ion buffer
+ */
+
+int meson_ion_share_fd_to_phys(struct ion_client *client,
+		int share_fd, ion_phys_addr_t *addr, size_t *len);
+#endif
+
+#endif
+