From: Shaoyun Liu <shaoyun.liu@amd.com>
Date: Thu, 25 Sep 2025 01:40:57 +0000 (-0400)
Subject: drm/amd/amdgpu: Fix the mes version that support inv_tlbs
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=8dbac5cf8bd55a01a8a0e792a6ed866856506f60;p=users%2Fhch%2Fmisc.git

drm/amd/amdgpu: Fix the mes version that support inv_tlbs

MES version 0x83 is not stable to use the inv_tlbs API. Defer it to 0x84 vertsion.

Fixes: 85442bac8466 ("drm/amd/amdgpu: Fix the mes version that support inv_tlbs")
Signed-off-by: Shaoyun Liu <shaoyun.liu@amd.com>
Reviewed-by: Michael Chen <michael.chen@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c
index 404cc8c2ff2c..f4a19357ccbc 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c
@@ -337,7 +337,7 @@ static void gmc_v12_0_flush_gpu_tlb_pasid(struct amdgpu_device *adev,
 	int vmid, i;
 
 	if (adev->enable_uni_mes && adev->mes.ring[AMDGPU_MES_SCHED_PIPE].sched.ready &&
-	    (adev->mes.sched_version & AMDGPU_MES_VERSION_MASK) >= 0x83) {
+	    (adev->mes.sched_version & AMDGPU_MES_VERSION_MASK) >= 0x84) {
 		struct mes_inv_tlbs_pasid_input input = {0};
 		input.pasid = pasid;
 		input.flush_type = flush_type;