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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Zhan Liu <Zhan.Liu@amd.com>,
        Anson Jacob <Anson.Jacob@amd.com>,
        Charlene Liu <Charlene.Liu@amd.com>,
        Daniel Wheeler <daniel.wheeler@amd.com>,
        Alex Deucher <alexander.deucher@amd.com>
Subject: [PATCH 5.14 068/172] drm/amd/display: Pass PCI deviceid into DC
Date:   Mon,  4 Oct 2021 14:51:58 +0200
Message-Id: <20211004125047.187531102@linuxfoundation.org>
In-Reply-To: <20211004125044.945314266@linuxfoundation.org>
References: <20211004125044.945314266@linuxfoundation.org>
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From: Charlene Liu <Charlene.Liu@amd.com>

commit d942856865c733ff60450de9691af796ad71d7bc upstream.

[why]
pci deviceid not passed to dal dc, without proper break,
dcn2.x falls into dcn3.x code path

[how]
pass in pci deviceid, and break once dal_version initialized.

Reviewed-by: Zhan Liu <Zhan.Liu@amd.com>
Acked-by: Anson Jacob <Anson.Jacob@amd.com>
Signed-off-by: Charlene Liu <Charlene.Liu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -1117,6 +1117,7 @@ static int amdgpu_dm_init(struct amdgpu_
 
 	init_data.asic_id.pci_revision_id = adev->pdev->revision;
 	init_data.asic_id.hw_internal_rev = adev->external_rev_id;
+	init_data.asic_id.chip_id = adev->pdev->device;
 
 	init_data.asic_id.vram_width = adev->gmc.vram_width;
 	/* TODO: initialize init_data.asic_id.vram_type here!!!! */