ion: Add reserve function to ion
Rather than requiring each platform call memblock_remove or reserve
from the board file, add this to ion
Change-Id: Ie418a692c13e9e0cfe93ecc83d253d3ce860fc83
Signed-off-by: Rebecca Schultz Zavin <rebecca@android.com>
diff --git a/drivers/gpu/ion/ion.c b/drivers/gpu/ion/ion.c
index 239a3d5..afd6ffc 100644
--- a/drivers/gpu/ion/ion.c
+++ b/drivers/gpu/ion/ion.c
@@ -20,6 +20,7 @@
#include <linux/anon_inodes.h>
#include <linux/ion.h>
#include <linux/list.h>
+#include <linux/memblock.h>
#include <linux/miscdevice.h>
#include <linux/export.h>
#include <linux/mm.h>
@@ -1185,3 +1186,19 @@
/* XXX need to free the heaps and clients ? */
kfree(dev);
}
+
+void __init ion_reserve(struct ion_platform_data *data)
+{
+ int i, ret;
+
+ for (i = 0; i < data->nr; i++) {
+ if (data->heaps[i].size == 0)
+ continue;
+ ret = memblock_reserve(data->heaps[i].base,
+ data->heaps[i].size);
+ if (ret)
+ pr_err("memblock reserve of %x@%lx failed\n",
+ data->heaps[i].size,
+ data->heaps[i].base);
+ }
+}