From: Victor Lu <victorchengchi.lu@amd.com>
Date: Tue, 19 Dec 2023 00:38:26 +0000 (-0500)
Subject: drm/amdgpu: Do not program SQ_TIMEOUT_CONFIG in SRIOV
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=56f7d2ac6d7c80d608d0c2143f939e19fb20c7df;p=linux.git

drm/amdgpu: Do not program SQ_TIMEOUT_CONFIG in SRIOV

VF should not program this register.

Signed-off-by: Victor Lu <victorchengchi.lu@amd.com>
Reviewed-by: Zhigang Luo <Zhigang.Luo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
index ec92c3c2080bd..b53c8fd4e8cf3 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_4_3.c
@@ -3951,6 +3951,9 @@ static void gfx_v9_4_3_inst_enable_watchdog_timer(struct amdgpu_device *adev,
 	uint32_t i;
 	uint32_t data;
 
+	if (amdgpu_sriov_vf(adev))
+		return;
+
 	data = RREG32_SOC15(GC, GET_INST(GC, 0), regSQ_TIMEOUT_CONFIG);
 	data = REG_SET_FIELD(data, SQ_TIMEOUT_CONFIG, TIMEOUT_FATAL_DISABLE,
 			     amdgpu_watchdog_timer.timeout_fatal_disable ? 1 : 0);