From: Yan Zhao <yan.y.zhao@intel.com>
To: intel-gvt-dev@lists.freedesktop.org, alex.williamson@redhat.com
Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
Yulei Zhang <yulei.zhang@intel.com>
Subject: [PATCH 6/8] drm/i915/gvt: Apply g2h adjustment to buffer start gma for dmabuf
Date: Tue, 19 Feb 2019 02:46:23 -0500 [thread overview]
Message-ID: <20190219074623.14305-1-yan.y.zhao@intel.com> (raw)
In-Reply-To: <20190219074242.14015-1-yan.y.zhao@intel.com>
From: Yulei Zhang <yulei.zhang@intel.com>
Adjust the buffer start gma in dmabuf for display in host domain.
Signed-off-by: Yulei Zhang <yulei.zhang@intel.com>
---
drivers/gpu/drm/i915/gvt/dmabuf.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/i915/gvt/dmabuf.c b/drivers/gpu/drm/i915/gvt/dmabuf.c
index 51ed99a37803..e96c655c40bc 100644
--- a/drivers/gpu/drm/i915/gvt/dmabuf.c
+++ b/drivers/gpu/drm/i915/gvt/dmabuf.c
@@ -293,6 +293,9 @@ static int vgpu_get_plane_info(struct drm_device *dev,
return -EFAULT;
}
+ /* Apply g2h adjust to buffer start gma for display */
+ intel_gvt_ggtt_gmadr_g2h(vgpu, info->start, &info->start);
+
return 0;
}
--
2.17.1
next prev parent reply other threads:[~2019-02-19 7:51 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-19 7:42 [PATCH 0/8] VFIO Device states interface in GVT Yan Zhao
2019-02-19 7:43 ` [PATCH 1/8] drm/i915/gvt: Apply g2h adjust for GTT mmio access Yan Zhao
2019-02-19 7:45 ` [PATCH 2/8] drm/i915/gvt: Apply g2h adjustment during fence " Yan Zhao
2019-02-19 7:45 ` [PATCH 3/8] drm/i915/gvt: Patch the gma in gpu commands during command parser Yan Zhao
2019-02-19 7:46 ` [PATCH 4/8] drm/i915/gvt: Retrieve the guest gm base address from PVINFO Yan Zhao
2019-02-19 7:46 ` [PATCH 5/8] drm/i915/gvt: Align the guest gm aperture start offset for live migration Yan Zhao
2019-02-19 7:46 ` Yan Zhao [this message]
2019-02-19 7:46 ` [PATCH 7/8] drm/i915/gvt: vGPU device config data save/restore interface Yan Zhao
2019-02-20 9:39 ` Zhenyu Wang
2019-02-19 7:46 ` [PATCH 8/8] drm/i915/gvt: VFIO device states interfaces Yan Zhao
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