From: Pengcheng Chen <pengcheng.chen@amlogic.com>
Date: Fri, 31 May 2019 07:06:18 +0000 (+0800)
Subject: osd: add osd blend bypass function [1/1]
X-Git-Tag: khadas-vims-v0.9.6-release~338
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=12f66fcff6f3e5902810c5f1c631e9dcfaaa5ef1;p=platform%2Fkernel%2Flinux-amlogic.git

osd: add osd blend bypass function [1/1]

PD#SWPL-9525

Problem:
dv certification need osd blend bypass

Solution:
add osd blend bypass function

Verify:
verified in sm1

Change-Id: Iabf5f8e41329a9220b1f9e5ccd7e0b0ab0dd7a3f
Signed-off-by: Pengcheng Chen <pengcheng.chen@amlogic.com>
---

diff --git a/drivers/amlogic/media/osd/osd_fb.c b/drivers/amlogic/media/osd/osd_fb.c
index 0d7db5f..0943913 100644
--- a/drivers/amlogic/media/osd/osd_fb.c
+++ b/drivers/amlogic/media/osd/osd_fb.c
@@ -3383,6 +3383,33 @@ static ssize_t store_osd_hold_line(
 	return count;
 }
 
+static ssize_t show_osd_blend_bypass(
+	struct device *device, struct device_attribute *attr,
+	char *buf)
+{
+	int  blend_bypass;
+
+	blend_bypass = osd_get_blend_bypass();
+
+	return snprintf(buf, PAGE_SIZE, "0x%x\n", blend_bypass);
+}
+
+static ssize_t store_osd_blend_bypass(
+	struct device *device, struct device_attribute *attr,
+	const char *buf, size_t count)
+{
+	struct fb_info *fb_info = dev_get_drvdata(device);
+	int blend_bypass;
+	int ret = 0;
+
+	ret = kstrtoint(buf, 0, &blend_bypass);
+	if (ret < 0)
+		return -EINVAL;
+
+	osd_set_blend_bypass(fb_info->node, blend_bypass);
+	return count;
+}
+
 
 static inline  int str2lower(char *str)
 {
@@ -3598,7 +3625,8 @@ static struct device_attribute osd_attrs[] = {
 			show_osd_line_n_rdma, store_osd_line_n_rdma),
 	__ATTR(osd_hold_line, 0644,
 			show_osd_hold_line, store_osd_hold_line),
-
+	__ATTR(osd_blend_bypass, 0644,
+			show_osd_blend_bypass, store_osd_blend_bypass),
 };
 
 static struct device_attribute osd_attrs_viu2[] = {
diff --git a/drivers/amlogic/media/osd/osd_hw.c b/drivers/amlogic/media/osd/osd_hw.c
index f2cab7f..a5e26b0 100644
--- a/drivers/amlogic/media/osd/osd_hw.c
+++ b/drivers/amlogic/media/osd/osd_hw.c
@@ -2391,6 +2391,26 @@ u32 osd_get_line_n_rdma(void)
 	return osd_hw.line_n_rdma;
 }
 
+void osd_set_blend_bypass(int index, u32 blend_bypass)
+{
+	if (blend_bypass != osd_hw.blend_bypass) {
+		osd_hw.blend_bypass = blend_bypass;
+		if (blend_bypass) {
+			VSYNCOSD_WR_MPEG_REG_BITS
+				(hw_osd_reg_array[index].osd_mali_unpack_ctrl,
+				0x0, 28, 1);
+			VSYNCOSD_WR_MPEG_REG_BITS
+				(VIU_OSD_BLEND_CTRL,
+				0x1, 26, 1);
+		}
+	}
+}
+
+u32 osd_get_blend_bypass(void)
+{
+	return osd_hw.blend_bypass;
+}
+
 void osd_set_color_key_hw(u32 index, u32 color_index, u32 colorkey)
 {
 	u8 r = 0, g = 0, b = 0, a = (colorkey & 0xff000000) >> 24;
@@ -6673,10 +6693,13 @@ static void osd_set_freescale(u32 index,
 		osd_log_err("error osd index=%d\n", index);
 		return;
 	}
-	osd_hw.free_scale_enable[index] = 0x10001;
-	osd_hw.free_scale[index].h_enable = 1;
-	osd_hw.free_scale[index].v_enable = 1;
-	osd_hw.free_scale_mode[index] = 1;
+	if (!(osd_hw.osd_display_debug &&
+		!osd_hw.free_scale_enable[index])) {
+		osd_hw.free_scale_enable[index] = 0x10001;
+		osd_hw.free_scale[index].h_enable = 1;
+		osd_hw.free_scale[index].v_enable = 1;
+		osd_hw.free_scale_mode[index] = 1;
+	}
 	output_index = get_output_device_id(index);
 
 	if (index == OSD1) {
@@ -8030,7 +8053,8 @@ static void set_blend_reg(struct layer_blend_reg_s *blend_reg)
 	/* osd0 scale position before osd blend */
 	if (osd_hw.osd_meson_dev.osd0_sc_independ)
 		VSYNCOSD_WR_MPEG_REG(VPP_OSD_SCALE_CTRL, 0x01);
-
+	if (osd_hw.blend_bypass)
+		blend_reg->din0_byp_blend = 1;
 	/* osd blend ctrl */
 	VSYNCOSD_WR_MPEG_REG(VIU_OSD_BLEND_CTRL,
 		4				  << 29|
@@ -8299,7 +8323,7 @@ static int osd_setting_order(u32 output_index)
 				osd_hw.reg[DISP_FREESCALE_ENABLE]
 				.update_func(i);
 			}
-			if (osd_hw.premult_en[i])
+			if (osd_hw.premult_en[i] && !osd_hw.blend_bypass)
 				VSYNCOSD_WR_MPEG_REG_BITS(
 				osd_reg->osd_mali_unpack_ctrl, 0x1, 28, 1);
 			else
diff --git a/drivers/amlogic/media/osd/osd_hw.h b/drivers/amlogic/media/osd/osd_hw.h
index acf8cef..130c66d 100644
--- a/drivers/amlogic/media/osd/osd_hw.h
+++ b/drivers/amlogic/media/osd/osd_hw.h
@@ -225,4 +225,6 @@ void  osd_set_line_n_rdma(u32 line_n_rdma);
 u32 get_output_device_id(u32 index);
 void osd_set_hold_line(u32 index, int hold_line);
 u32 osd_get_hold_line(u32 index);
+void osd_set_blend_bypass(int index, u32 blend_bypass);
+u32 osd_get_blend_bypass(void);
 #endif