From eeff165bf42f3fcd96907facb3604395830e8fe5 Mon Sep 17 00:00:00 2001
From: Joy Cho <joy.cho@hardkernel.com>
Date: Tue, 12 Feb 2019 14:05:36 +0900
Subject: [PATCH] ODROID-N2: osd: support flexible fb size with free scale
 option

Change-Id: I87a63eda62b96e3d54cb88f92e16364ba8250acf
---
 drivers/amlogic/media/osd/osd_fb.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/drivers/amlogic/media/osd/osd_fb.c b/drivers/amlogic/media/osd/osd_fb.c
index 2454dc3d20fd..198ed9c42058 100644
--- a/drivers/amlogic/media/osd/osd_fb.c
+++ b/drivers/amlogic/media/osd/osd_fb.c
@@ -396,6 +396,16 @@ static int osd_set_fb_var(int index, const struct vinfo_s *vinfo)
 
 	return 0;
 }
+
+static void osd_set_fb_parameters(int index, const struct vinfo_s *vinfo)
+{
+	osd_set_free_scale_enable_hw(index, 0);
+	osd_set_free_scale_mode_hw(index, 1);
+	osd_set_free_scale_axis_hw(index, 0, 0, vinfo->width, vinfo->height);
+	osd_set_window_axis_hw(index, 0, 0, vinfo->width, vinfo->height);
+	osd_enable_hw(index, 1);
+
+}
 #endif /* CONFIG_ARCH_MESON64_ODROID_COMMON */
 
 phys_addr_t get_fb_rmem_paddr(int index)
@@ -3942,6 +3952,11 @@ static int osd_probe(struct platform_device *pdev)
 			for (i = 0; i < ARRAY_SIZE(osd_attrs_viu2); i++)
 			ret = device_create_file(fbi->dev, &osd_attrs_viu2[i]);
 		}
+
+#if defined(CONFIG_ARCH_MESON64_ODROID_COMMON)
+		if (index == DEV_OSD0)
+			osd_set_fb_parameters(DEV_OSD0, vinfo);
+#endif
 	}
 #ifdef CONFIG_AMLOGIC_LEGACY_EARLY_SUSPEND
 	early_suspend.level = EARLY_SUSPEND_LEVEL_STOP_DRAWING;