linux-kernel - [PATCH 6.7 695/713] drm/amdgpu: add MMHUB 3.3.1 support

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Date: Sun, 24 Mar 2024 18:47:01 -0400
From: Sasha Levin <sashal@...nel.org>
To: linux-kernel@...r.kernel.org,
	stable@...r.kernel.org
Cc: Yifan Zhang <yifan1.zhang@....com>,
	Alex Deucher <alexander.deucher@....com>,
	Sasha Levin <sashal@...nel.org>
Subject: [PATCH 6.7 695/713] drm/amdgpu: add MMHUB 3.3.1 support

From: Yifan Zhang <yifan1.zhang@....com>

[ Upstream commit 31e0a586f3385134bcad00d8194eb0728cb1a17d ]

This patch to add MMHUB 3.3.1 support.

v2: squash in fault info fix (Alex)

Signed-off-by: Yifan Zhang <yifan1.zhang@....com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Stable-dep-of: 6540ff6482c1 ("drm/amdgpu: fix mmhub client id out-of-bounds access")
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c  | 1 +
 drivers/gpu/drm/amd/amdgpu/mmhub_v3_3.c | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c
index c9c653cfc765b..3f1692194b7ad 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c
@@ -570,6 +570,7 @@ static void gmc_v11_0_set_mmhub_funcs(struct amdgpu_device *adev)
 		adev->mmhub.funcs = &mmhub_v3_0_2_funcs;
 		break;
 	case IP_VERSION(3, 3, 0):
+	case IP_VERSION(3, 3, 1):
 		adev->mmhub.funcs = &mmhub_v3_3_funcs;
 		break;
 	default:
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v3_3.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v3_3.c
index dc4812ecc98d6..b3961968c10c4 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v3_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v3_3.c
@@ -98,6 +98,7 @@ mmhub_v3_3_print_l2_protection_fault_status(struct amdgpu_device *adev,
 
 	switch (amdgpu_ip_version(adev, MMHUB_HWIP, 0)) {
 	case IP_VERSION(3, 3, 0):
+	case IP_VERSION(3, 3, 1):
 		mmhub_cid = mmhub_client_ids_v3_3[cid][rw];
 		break;
 	default:
-- 
2.43.0