diff options
Diffstat (limited to 'drivers/gpu/drm/i915')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/gvt.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/handlers.c | 5 |
2 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gvt/gvt.h b/drivers/gpu/drm/i915/gvt/gvt.h index 48ef0771d772..a41b322d8957 100644 --- a/drivers/gpu/drm/i915/gvt/gvt.h +++ b/drivers/gpu/drm/i915/gvt/gvt.h @@ -453,6 +453,7 @@ struct intel_gvt_ops { enum { GVT_FAILSAFE_UNSUPPORTED_GUEST, + GVT_FAILSAFE_INSUFFICIENT_RESOURCE, }; #include "mpt.h" diff --git a/drivers/gpu/drm/i915/gvt/handlers.c b/drivers/gpu/drm/i915/gvt/handlers.c index fd7e789a72c3..e1a382645112 100644 --- a/drivers/gpu/drm/i915/gvt/handlers.c +++ b/drivers/gpu/drm/i915/gvt/handlers.c @@ -157,6 +157,8 @@ static void enter_failsafe_mode(struct intel_vgpu *vgpu, int reason) case GVT_FAILSAFE_UNSUPPORTED_GUEST: pr_err("Detected your guest driver doesn't support GVT-g.\n"); break; + case GVT_FAILSAFE_INSUFFICIENT_RESOURCE: + pr_err("Graphics resource is not enough for the guest\n"); default: break; } @@ -1106,6 +1108,9 @@ static int pvinfo_mmio_write(struct intel_vgpu *vgpu, unsigned int offset, case _vgtif_reg(execlist_context_descriptor_lo): case _vgtif_reg(execlist_context_descriptor_hi): break; + case _vgtif_reg(rsv5[0])..._vgtif_reg(rsv5[3]): + enter_failsafe_mode(vgpu, GVT_FAILSAFE_INSUFFICIENT_RESOURCE); + break; default: gvt_err("invalid pvinfo write offset %x bytes %x data %x\n", offset, bytes, data); |