From: Le Ma Date: Tue, 31 Aug 2021 05:32:20 +0000 (+0800) Subject: drm/amdgpu: skip hdp invalidation for HDP 4.4.2 X-Git-Tag: v6.6.7~2898^2~28^2~123 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2024ccc8e28309d549578190ce0ec7a986069e9f;p=platform%2Fkernel%2Flinux-starfive.git drm/amdgpu: skip hdp invalidation for HDP 4.4.2 No mmHDP_READ_CACHE_INVALIDATE register on HDP 4.4.2. Signed-off-by: Le Ma Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c b/drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c index adf89680..ee09cf1 100644 --- a/drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/hdp_v4_0.c @@ -49,7 +49,8 @@ static void hdp_v4_0_flush_hdp(struct amdgpu_device *adev, static void hdp_v4_0_invalidate_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring) { - if (adev->ip_versions[HDP_HWIP][0] == IP_VERSION(4, 4, 0)) + if (adev->ip_versions[HDP_HWIP][0] == IP_VERSION(4, 4, 0) || + adev->ip_versions[HDP_HWIP][0] == IP_VERSION(4, 4, 2)) return; if (!ring || !ring->funcs->emit_wreg)