From 73f65e6ce7d29b38d1e8dc5393d61613fe0a2d83 Mon Sep 17 00:00:00 2001
From: Sunil Khatri <sunil.khatri@amd.com>
Date: Tue, 8 Oct 2024 09:23:12 +0530
Subject: [PATCH] drm/amdgpu: fix dm_suspend/resume arguments to ip_block
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"build failure after merge of the amdgpu tree"
dm_suspend/dm_resume functions argument mismatch
not caught in validation as it was under config
CONFIG_DEBUG_KERNEL_DC which wasnt enabled by
default.

Change argument from adev to ip_block.

Fixes: 982d7f9bfe4a ("drm/amdgpu: update the handle ptr in suspend")
Fixes: 7feb4f3ad8be ("drm/amdgpu: update the handle ptr in resume")
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Sunil Khatri <sunil.khatri@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 0ee80e8c01e7c..894442d2233c7 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -5205,15 +5205,20 @@ static ssize_t s3_debug_store(struct device *device,
 	int s3_state;
 	struct drm_device *drm_dev = dev_get_drvdata(device);
 	struct amdgpu_device *adev = drm_to_adev(drm_dev);
+	struct amdgpu_ip_block *ip_block;
+
+	ip_block = amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_DCE);
+	if (!ip_block)
+		return -EINVAL;
 
 	ret = kstrtoint(buf, 0, &s3_state);
 
 	if (ret == 0) {
 		if (s3_state) {
-			dm_resume(adev);
+			dm_resume(ip_block);
 			drm_kms_helper_hotplug_event(adev_to_drm(adev));
 		} else
-			dm_suspend(adev);
+			dm_suspend(ip_block);
 	}
 
 	return ret == 0 ? count : 0;
-- 
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