diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gvt/kvmgt.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gvt/kvmgt.c | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/drivers/gpu/drm/i915/gvt/kvmgt.c b/drivers/gpu/drm/i915/gvt/kvmgt.c index 4a6fed80c629..1d1c026fd825 100644 --- a/drivers/gpu/drm/i915/gvt/kvmgt.c +++ b/drivers/gpu/drm/i915/gvt/kvmgt.c @@ -1874,29 +1874,6 @@ void intel_vgpu_detach_regions(struct intel_vgpu *vgpu) vgpu->region = NULL; } -static int kvmgt_inject_msi(struct intel_vgpu *vgpu, u32 addr, u16 data) -{ - if (!vgpu->attached) - return -ESRCH; - - /* - * When guest is poweroff, msi_trigger is set to NULL, but vgpu's - * config and mmio register isn't restored to default during guest - * poweroff. If this vgpu is still used in next vm, this vgpu's pipe - * may be enabled, then once this vgpu is active, it will get inject - * vblank interrupt request. But msi_trigger is null until msi is - * enabled by guest. so if msi_trigger is null, success is still - * returned and don't inject interrupt into guest. - */ - if (vgpu->msi_trigger == NULL) - return 0; - - if (eventfd_signal(vgpu->msi_trigger, 1) == 1) - return 0; - - return -EFAULT; -} - static unsigned long kvmgt_gfn_to_pfn(struct intel_vgpu *vgpu, unsigned long gfn) { @@ -2022,7 +1999,6 @@ static bool kvmgt_is_valid_gfn(struct intel_vgpu *vgpu, unsigned long gfn) static const struct intel_gvt_mpt kvmgt_mpt = { .host_init = kvmgt_host_init, .host_exit = kvmgt_host_exit, - .inject_msi = kvmgt_inject_msi, .enable_page_track = kvmgt_page_track_add, .disable_page_track = kvmgt_page_track_remove, .gfn_to_mfn = kvmgt_gfn_to_pfn, |