From 6778948f9de86c3cfaf36725a7c87dcff9ba247f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 08:20:59 +0000
Subject: [PATCH] kernel_5.10 no rt
---
kernel/drivers/gpu/drm/i915/gvt/mpt.h | 47 ++++++++++++++++++++++++++++++++++++++++-------
1 files changed, 40 insertions(+), 7 deletions(-)
diff --git a/kernel/drivers/gpu/drm/i915/gvt/mpt.h b/kernel/drivers/gpu/drm/i915/gvt/mpt.h
index 67f1999..9ad224d 100644
--- a/kernel/drivers/gpu/drm/i915/gvt/mpt.h
+++ b/kernel/drivers/gpu/drm/i915/gvt/mpt.h
@@ -50,11 +50,10 @@
* Zero on success, negative error code if failed
*/
static inline int intel_gvt_hypervisor_host_init(struct device *dev,
- void *gvt, const void *ops)
+ void *gvt, const void *ops)
{
- /* optional to provide */
if (!intel_gvt_host.mpt->host_init)
- return 0;
+ return -ENODEV;
return intel_gvt_host.mpt->host_init(dev, gvt, ops);
}
@@ -62,14 +61,13 @@
/**
* intel_gvt_hypervisor_host_exit - exit GVT-g host side
*/
-static inline void intel_gvt_hypervisor_host_exit(struct device *dev,
- void *gvt)
+static inline void intel_gvt_hypervisor_host_exit(struct device *dev)
{
/* optional to provide */
if (!intel_gvt_host.mpt->host_exit)
return;
- intel_gvt_host.mpt->host_exit(dev, gvt);
+ intel_gvt_host.mpt->host_exit(dev);
}
/**
@@ -101,7 +99,7 @@
if (!intel_gvt_host.mpt->detach_vgpu)
return;
- intel_gvt_host.mpt->detach_vgpu(vgpu->handle);
+ intel_gvt_host.mpt->detach_vgpu(vgpu);
}
#define MSI_CAP_CONTROL(offset) (offset + 2)
@@ -257,6 +255,21 @@
}
/**
+ * intel_gvt_hypervisor_dma_pin_guest_page - pin guest dma buf
+ * @vgpu: a vGPU
+ * @dma_addr: guest dma addr
+ *
+ * Returns:
+ * 0 on success, negative error code if failed.
+ */
+static inline int
+intel_gvt_hypervisor_dma_pin_guest_page(struct intel_vgpu *vgpu,
+ dma_addr_t dma_addr)
+{
+ return intel_gvt_host.mpt->dma_pin_guest_page(vgpu->handle, dma_addr);
+}
+
+/**
* intel_gvt_hypervisor_map_gfn_to_mfn - map a GFN region to MFN
* @vgpu: a vGPU
* @gfn: guest PFN
@@ -316,6 +329,23 @@
}
/**
+ * intel_gvt_hypervisor_set_edid - Set EDID region for guest
+ * @vgpu: a vGPU
+ * @port_num: display port number
+ *
+ * Returns:
+ * Zero on success, negative error code if failed.
+ */
+static inline int intel_gvt_hypervisor_set_edid(struct intel_vgpu *vgpu,
+ int port_num)
+{
+ if (!intel_gvt_host.mpt->set_edid)
+ return 0;
+
+ return intel_gvt_host.mpt->set_edid(vgpu, port_num);
+}
+
+/**
* intel_gvt_hypervisor_get_vfio_device - increase vfio device ref count
* @vgpu: a vGPU
*
@@ -362,4 +392,7 @@
return intel_gvt_host.mpt->is_valid_gfn(vgpu->handle, gfn);
}
+int intel_gvt_register_hypervisor(struct intel_gvt_mpt *);
+void intel_gvt_unregister_hypervisor(void);
+
#endif /* _GVT_MPT_H_ */
--
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