linux-kernel - [PATCH AUTOSEL 6.14 465/642] drm/amd/pm: Skip P2S load for SMU v13.0.12

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Message-Id: <20250505221419.2672473-465-sashal@kernel.org>
Date: Mon,  5 May 2025 18:11:21 -0400
From: Sasha Levin <sashal@...nel.org>
To: linux-kernel@...r.kernel.org,
	stable@...r.kernel.org
Cc: Asad Kamal <asad.kamal@....com>,
	Lijo Lazar <lijo.lazar@....com>,
	Alex Deucher <alexander.deucher@....com>,
	Sasha Levin <sashal@...nel.org>,
	kenneth.feng@....com,
	christian.koenig@....com,
	airlied@...il.com,
	simona@...ll.ch,
	Hawking.Zhang@....com,
	kevinyang.wang@....com,
	Jesse.zhang@....com,
	amd-gfx@...ts.freedesktop.org,
	dri-devel@...ts.freedesktop.org
Subject: [PATCH AUTOSEL 6.14 465/642] drm/amd/pm: Skip P2S load for SMU v13.0.12

From: Asad Kamal <asad.kamal@....com>

[ Upstream commit 1fb85819d629676f1d53f40c3fffa25a33a881e4 ]

Skip P2S table load for SMU v13.0.12

Signed-off-by: Asad Kamal <asad.kamal@....com>
Reviewed-by: Lijo Lazar <lijo.lazar@....com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
index da7bd9227afeb..5f2a824918e3b 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c
@@ -450,8 +450,9 @@ static int smu_v13_0_6_init_microcode(struct smu_context *smu)
 	int var = (adev->pdev->device & 0xF);
 	char ucode_prefix[15];
 
-	/* No need to load P2S tables in IOV mode */
-	if (amdgpu_sriov_vf(adev))
+	/* No need to load P2S tables in IOV mode or for smu v13.0.12 */
+	if (amdgpu_sriov_vf(adev) ||
+	    (amdgpu_ip_version(smu->adev, MP1_HWIP, 0) == IP_VERSION(13, 0, 12)))
 		return 0;
 
 	if (!(adev->flags & AMD_IS_APU)) {
-- 
2.39.5