From 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 13 May 2024 10:30:14 +0000
Subject: [PATCH] modify sin led gpio

---
 kernel/drivers/gpu/drm/radeon/radeon_connectors.c |  183 +++++++++++++++++++++++++++++++--------------
 1 files changed, 125 insertions(+), 58 deletions(-)

diff --git a/kernel/drivers/gpu/drm/radeon/radeon_connectors.c b/kernel/drivers/gpu/drm/radeon/radeon_connectors.c
index b992710..ef111d4 100644
--- a/kernel/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/kernel/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -23,11 +23,12 @@
  * Authors: Dave Airlie
  *          Alex Deucher
  */
-#include <drm/drmP.h>
+
 #include <drm/drm_edid.h>
 #include <drm/drm_crtc_helper.h>
 #include <drm/drm_fb_helper.h>
 #include <drm/drm_dp_mst_helper.h>
+#include <drm/drm_probe_helper.h>
 #include <drm/radeon_drm.h>
 #include "radeon.h"
 #include "radeon_audio.h"
@@ -248,11 +249,10 @@
 	struct drm_encoder *encoder;
 	const struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
 	bool connected;
-	int i;
 
 	best_encoder = connector_funcs->best_encoder(connector);
 
-	drm_connector_for_each_possible_encoder(connector, encoder, i) {
+	drm_connector_for_each_possible_encoder(connector, encoder) {
 		if ((encoder == best_encoder) && (status == connector_status_connected))
 			connected = true;
 		else
@@ -268,9 +268,8 @@
 static struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
 {
 	struct drm_encoder *encoder;
-	int i;
 
-	drm_connector_for_each_possible_encoder(connector, encoder, i) {
+	drm_connector_for_each_possible_encoder(connector, encoder) {
 		if (encoder->encoder_type == encoder_type)
 			return encoder;
 	}
@@ -379,10 +378,9 @@
 static struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
 {
 	struct drm_encoder *encoder;
-	int i;
 
 	/* pick the first one */
-	drm_connector_for_each_possible_encoder(connector, encoder, i)
+	drm_connector_for_each_possible_encoder(connector, encoder)
 		return encoder;
 
 	return NULL;
@@ -427,14 +425,13 @@
 
 	list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
 		struct drm_encoder *enc;
-		int i;
 
 		if (conflict == connector)
 			continue;
 
 		radeon_conflict = to_radeon_connector(conflict);
 
-		drm_connector_for_each_possible_encoder(conflict, enc, i) {
+		drm_connector_for_each_possible_encoder(conflict, enc) {
 			/* if the IDs match */
 			if (enc == encoder) {
 				if (conflict->status != connector_status_connected)
@@ -443,7 +440,7 @@
 				if (radeon_conflict->use_digital)
 					continue;
 
-				if (priority == true) {
+				if (priority) {
 					DRM_DEBUG_KMS("1: conflicting encoders switching off %s\n",
 						      conflict->name);
 					DRM_DEBUG_KMS("in favor of %s\n",
@@ -476,6 +473,8 @@
 	    native_mode->vdisplay != 0 &&
 	    native_mode->clock != 0) {
 		mode = drm_mode_duplicate(dev, native_mode);
+		if (!mode)
+			return NULL;
 		mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
 		drm_mode_set_name(mode);
 
@@ -490,6 +489,8 @@
 		 * simpler.
 		 */
 		mode = drm_cvt_mode(dev, native_mode->hdisplay, native_mode->vdisplay, 60, true, false, false);
+		if (!mode)
+			return NULL;
 		mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
 		DRM_DEBUG_KMS("Adding cvt approximation of native panel mode %s\n", mode->name);
 	}
@@ -703,9 +704,9 @@
 			else
 				ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
 		}
-		if (val == 1 || ret == false) {
+		if (val == 1 || !ret)
 			radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
-		}
+
 		radeon_property_change_mode(&radeon_encoder->base);
 	}
 
@@ -1370,9 +1371,7 @@
 
 	/* find analog encoder */
 	if (radeon_connector->dac_load_detect) {
-		int i;
-
-		drm_connector_for_each_possible_encoder(connector, encoder, i) {
+		drm_connector_for_each_possible_encoder(connector, encoder) {
 			if (encoder->encoder_type != DRM_MODE_ENCODER_DAC &&
 			    encoder->encoder_type != DRM_MODE_ENCODER_TVDAC)
 				continue;
@@ -1450,9 +1449,8 @@
 {
 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 	struct drm_encoder *encoder;
-	int i;
 
-	drm_connector_for_each_possible_encoder(connector, encoder, i) {
+	drm_connector_for_each_possible_encoder(connector, encoder) {
 		if (radeon_connector->use_digital == true) {
 			if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
 				return encoder;
@@ -1467,7 +1465,7 @@
 
 	/* then check use digitial */
 	/* pick the first one */
-	drm_connector_for_each_possible_encoder(connector, encoder, i)
+	drm_connector_for_each_possible_encoder(connector, encoder)
 		return encoder;
 
 	return NULL;
@@ -1610,9 +1608,8 @@
 {
 	struct drm_encoder *encoder;
 	struct radeon_encoder *radeon_encoder;
-	int i;
 
-	drm_connector_for_each_possible_encoder(connector, encoder, i) {
+	drm_connector_for_each_possible_encoder(connector, encoder) {
 		radeon_encoder = to_radeon_encoder(encoder);
 
 		switch (radeon_encoder->encoder_id) {
@@ -1631,10 +1628,9 @@
 {
 	struct drm_encoder *encoder;
 	struct radeon_encoder *radeon_encoder;
-	int i;
 	bool found = false;
 
-	drm_connector_for_each_possible_encoder(connector, encoder, i) {
+	drm_connector_for_each_possible_encoder(connector, encoder) {
 		radeon_encoder = to_radeon_encoder(encoder);
 		if (radeon_encoder->caps & ATOM_ENCODER_CAP_RECORD_HBR2)
 			found = true;
@@ -1879,6 +1875,7 @@
 	struct radeon_connector_atom_dig *radeon_dig_connector;
 	struct drm_encoder *encoder;
 	struct radeon_encoder *radeon_encoder;
+	struct i2c_adapter *ddc = NULL;
 	uint32_t subpixel_order = SubPixelNone;
 	bool shared_ddc = false;
 	bool is_dp_bridge = false;
@@ -1956,17 +1953,21 @@
 		radeon_connector->con_priv = radeon_dig_connector;
 		if (i2c_bus->valid) {
 			radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
-			if (radeon_connector->ddc_bus)
+			if (radeon_connector->ddc_bus) {
 				has_aux = true;
-			else
+				ddc = &radeon_connector->ddc_bus->adapter;
+			} else {
 				DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
+			}
 		}
 		switch (connector_type) {
 		case DRM_MODE_CONNECTOR_VGA:
 		case DRM_MODE_CONNECTOR_DVIA:
 		default:
-			drm_connector_init(dev, &radeon_connector->base,
-					   &radeon_dp_connector_funcs, connector_type);
+			drm_connector_init_with_ddc(dev, &radeon_connector->base,
+						    &radeon_dp_connector_funcs,
+						    connector_type,
+						    ddc);
 			drm_connector_helper_add(&radeon_connector->base,
 						 &radeon_dp_connector_helper_funcs);
 			connector->interlace_allowed = true;
@@ -1988,8 +1989,10 @@
 		case DRM_MODE_CONNECTOR_HDMIA:
 		case DRM_MODE_CONNECTOR_HDMIB:
 		case DRM_MODE_CONNECTOR_DisplayPort:
-			drm_connector_init(dev, &radeon_connector->base,
-					   &radeon_dp_connector_funcs, connector_type);
+			drm_connector_init_with_ddc(dev, &radeon_connector->base,
+						    &radeon_dp_connector_funcs,
+						    connector_type,
+						    ddc);
 			drm_connector_helper_add(&radeon_connector->base,
 						 &radeon_dp_connector_helper_funcs);
 			drm_object_attach_property(&radeon_connector->base.base,
@@ -2036,8 +2039,10 @@
 			break;
 		case DRM_MODE_CONNECTOR_LVDS:
 		case DRM_MODE_CONNECTOR_eDP:
-			drm_connector_init(dev, &radeon_connector->base,
-					   &radeon_lvds_bridge_connector_funcs, connector_type);
+			drm_connector_init_with_ddc(dev, &radeon_connector->base,
+						    &radeon_lvds_bridge_connector_funcs,
+						    connector_type,
+						    ddc);
 			drm_connector_helper_add(&radeon_connector->base,
 						 &radeon_dp_connector_helper_funcs);
 			drm_object_attach_property(&radeon_connector->base.base,
@@ -2051,13 +2056,18 @@
 	} else {
 		switch (connector_type) {
 		case DRM_MODE_CONNECTOR_VGA:
-			drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
-			drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
 			if (i2c_bus->valid) {
 				radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
 				if (!radeon_connector->ddc_bus)
 					DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
+				else
+					ddc = &radeon_connector->ddc_bus->adapter;
 			}
+			drm_connector_init_with_ddc(dev, &radeon_connector->base,
+						    &radeon_vga_connector_funcs,
+						    connector_type,
+						    ddc);
+			drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
 			radeon_connector->dac_load_detect = true;
 			drm_object_attach_property(&radeon_connector->base.base,
 						      rdev->mode_info.load_detect_property,
@@ -2076,13 +2086,18 @@
 			connector->doublescan_allowed = true;
 			break;
 		case DRM_MODE_CONNECTOR_DVIA:
-			drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
-			drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
 			if (i2c_bus->valid) {
 				radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
 				if (!radeon_connector->ddc_bus)
 					DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
+				else
+					ddc = &radeon_connector->ddc_bus->adapter;
 			}
+			drm_connector_init_with_ddc(dev, &radeon_connector->base,
+						    &radeon_vga_connector_funcs,
+						    connector_type,
+						    ddc);
+			drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
 			radeon_connector->dac_load_detect = true;
 			drm_object_attach_property(&radeon_connector->base.base,
 						      rdev->mode_info.load_detect_property,
@@ -2107,13 +2122,18 @@
 				goto failed;
 			radeon_dig_connector->igp_lane_info = igp_lane_info;
 			radeon_connector->con_priv = radeon_dig_connector;
-			drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
-			drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
 			if (i2c_bus->valid) {
 				radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
 				if (!radeon_connector->ddc_bus)
 					DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
+				else
+					ddc = &radeon_connector->ddc_bus->adapter;
 			}
+			drm_connector_init_with_ddc(dev, &radeon_connector->base,
+						    &radeon_dvi_connector_funcs,
+						    connector_type,
+						    ddc);
+			drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
 			subpixel_order = SubPixelHorizontalRGB;
 			drm_object_attach_property(&radeon_connector->base.base,
 						      rdev->mode_info.coherent_mode_property,
@@ -2164,13 +2184,18 @@
 				goto failed;
 			radeon_dig_connector->igp_lane_info = igp_lane_info;
 			radeon_connector->con_priv = radeon_dig_connector;
-			drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
-			drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
 			if (i2c_bus->valid) {
 				radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
 				if (!radeon_connector->ddc_bus)
 					DRM_ERROR("HDMI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
+				else
+					ddc = &radeon_connector->ddc_bus->adapter;
 			}
+			drm_connector_init_with_ddc(dev, &radeon_connector->base,
+						    &radeon_dvi_connector_funcs,
+						    connector_type,
+						    ddc);
+			drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
 			drm_object_attach_property(&radeon_connector->base.base,
 						      rdev->mode_info.coherent_mode_property,
 						      1);
@@ -2214,15 +2239,20 @@
 				goto failed;
 			radeon_dig_connector->igp_lane_info = igp_lane_info;
 			radeon_connector->con_priv = radeon_dig_connector;
-			drm_connector_init(dev, &radeon_connector->base, &radeon_dp_connector_funcs, connector_type);
-			drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
 			if (i2c_bus->valid) {
 				radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
-				if (radeon_connector->ddc_bus)
+				if (radeon_connector->ddc_bus) {
 					has_aux = true;
-				else
+					ddc = &radeon_connector->ddc_bus->adapter;
+				} else {
 					DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
+				}
 			}
+			drm_connector_init_with_ddc(dev, &radeon_connector->base,
+						    &radeon_dp_connector_funcs,
+						    connector_type,
+						    ddc);
+			drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
 			subpixel_order = SubPixelHorizontalRGB;
 			drm_object_attach_property(&radeon_connector->base.base,
 						      rdev->mode_info.coherent_mode_property,
@@ -2264,15 +2294,20 @@
 				goto failed;
 			radeon_dig_connector->igp_lane_info = igp_lane_info;
 			radeon_connector->con_priv = radeon_dig_connector;
-			drm_connector_init(dev, &radeon_connector->base, &radeon_edp_connector_funcs, connector_type);
-			drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
 			if (i2c_bus->valid) {
 				radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
-				if (radeon_connector->ddc_bus)
+				if (radeon_connector->ddc_bus) {
 					has_aux = true;
-				else
+					ddc = &radeon_connector->ddc_bus->adapter;
+				} else {
 					DRM_ERROR("DP: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
+				}
 			}
+			drm_connector_init_with_ddc(dev, &radeon_connector->base,
+						    &radeon_edp_connector_funcs,
+						    connector_type,
+						    ddc);
+			drm_connector_helper_add(&radeon_connector->base, &radeon_dp_connector_helper_funcs);
 			drm_object_attach_property(&radeon_connector->base.base,
 						      dev->mode_config.scaling_mode_property,
 						      DRM_MODE_SCALE_FULLSCREEN);
@@ -2283,7 +2318,10 @@
 		case DRM_MODE_CONNECTOR_SVIDEO:
 		case DRM_MODE_CONNECTOR_Composite:
 		case DRM_MODE_CONNECTOR_9PinDIN:
-			drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
+			drm_connector_init_with_ddc(dev, &radeon_connector->base,
+						    &radeon_tv_connector_funcs,
+						    connector_type,
+						    ddc);
 			drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
 			radeon_connector->dac_load_detect = true;
 			drm_object_attach_property(&radeon_connector->base.base,
@@ -2303,13 +2341,18 @@
 				goto failed;
 			radeon_dig_connector->igp_lane_info = igp_lane_info;
 			radeon_connector->con_priv = radeon_dig_connector;
-			drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
-			drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
 			if (i2c_bus->valid) {
 				radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
 				if (!radeon_connector->ddc_bus)
 					DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
+				else
+					ddc = &radeon_connector->ddc_bus->adapter;
 			}
+			drm_connector_init_with_ddc(dev, &radeon_connector->base,
+						    &radeon_lvds_connector_funcs,
+						    connector_type,
+						    ddc);
+			drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
 			drm_object_attach_property(&radeon_connector->base.base,
 						      dev->mode_config.scaling_mode_property,
 						      DRM_MODE_SCALE_FULLSCREEN);
@@ -2353,6 +2396,7 @@
 	struct radeon_device *rdev = dev->dev_private;
 	struct drm_connector *connector;
 	struct radeon_connector *radeon_connector;
+	struct i2c_adapter *ddc = NULL;
 	uint32_t subpixel_order = SubPixelNone;
 
 	if (connector_type == DRM_MODE_CONNECTOR_Unknown)
@@ -2387,13 +2431,18 @@
 
 	switch (connector_type) {
 	case DRM_MODE_CONNECTOR_VGA:
-		drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
-		drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
 		if (i2c_bus->valid) {
 			radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
 			if (!radeon_connector->ddc_bus)
 				DRM_ERROR("VGA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
+			else
+				ddc = &radeon_connector->ddc_bus->adapter;
 		}
+		drm_connector_init_with_ddc(dev, &radeon_connector->base,
+					    &radeon_vga_connector_funcs,
+					    connector_type,
+					    ddc);
+		drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
 		radeon_connector->dac_load_detect = true;
 		drm_object_attach_property(&radeon_connector->base.base,
 					      rdev->mode_info.load_detect_property,
@@ -2404,13 +2453,18 @@
 		connector->doublescan_allowed = true;
 		break;
 	case DRM_MODE_CONNECTOR_DVIA:
-		drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
-		drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
 		if (i2c_bus->valid) {
 			radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
 			if (!radeon_connector->ddc_bus)
 				DRM_ERROR("DVIA: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
+			else
+				ddc = &radeon_connector->ddc_bus->adapter;
 		}
+		drm_connector_init_with_ddc(dev, &radeon_connector->base,
+					    &radeon_vga_connector_funcs,
+					    connector_type,
+					    ddc);
+		drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
 		radeon_connector->dac_load_detect = true;
 		drm_object_attach_property(&radeon_connector->base.base,
 					      rdev->mode_info.load_detect_property,
@@ -2422,13 +2476,18 @@
 		break;
 	case DRM_MODE_CONNECTOR_DVII:
 	case DRM_MODE_CONNECTOR_DVID:
-		drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
-		drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
 		if (i2c_bus->valid) {
 			radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
 			if (!radeon_connector->ddc_bus)
 				DRM_ERROR("DVI: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
+			else
+				ddc = &radeon_connector->ddc_bus->adapter;
 		}
+		drm_connector_init_with_ddc(dev, &radeon_connector->base,
+					    &radeon_dvi_connector_funcs,
+					    connector_type,
+					    ddc);
+		drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
 		if (connector_type == DRM_MODE_CONNECTOR_DVII) {
 			radeon_connector->dac_load_detect = true;
 			drm_object_attach_property(&radeon_connector->base.base,
@@ -2445,7 +2504,10 @@
 	case DRM_MODE_CONNECTOR_SVIDEO:
 	case DRM_MODE_CONNECTOR_Composite:
 	case DRM_MODE_CONNECTOR_9PinDIN:
-		drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
+		drm_connector_init_with_ddc(dev, &radeon_connector->base,
+					    &radeon_tv_connector_funcs,
+					    connector_type,
+					    ddc);
 		drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
 		radeon_connector->dac_load_detect = true;
 		/* RS400,RC410,RS480 chipset seems to report a lot
@@ -2467,13 +2529,18 @@
 		connector->doublescan_allowed = false;
 		break;
 	case DRM_MODE_CONNECTOR_LVDS:
-		drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
-		drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
 		if (i2c_bus->valid) {
 			radeon_connector->ddc_bus = radeon_i2c_lookup(rdev, i2c_bus);
 			if (!radeon_connector->ddc_bus)
 				DRM_ERROR("LVDS: Failed to assign ddc bus! Check dmesg for i2c errors.\n");
+			else
+				ddc = &radeon_connector->ddc_bus->adapter;
 		}
+		drm_connector_init_with_ddc(dev, &radeon_connector->base,
+					    &radeon_lvds_connector_funcs,
+					    connector_type,
+					    ddc);
+		drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
 		drm_object_attach_property(&radeon_connector->base.base,
 					      dev->mode_config.scaling_mode_property,
 					      DRM_MODE_SCALE_FULLSCREEN);

--
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