[PATCH] drm/amdgpu: Add nv mailbox irq in soc21

[YuBiao Wang]

Under virtualization guest needs to receive notification from host to
perform reset in some cases. Add nv mailbox irq in soc21.

Signed-off-by: YuBiao Wang <yubiao.w...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/soc21.c | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/soc21.c 
b/drivers/gpu/drm/amd/amdgpu/soc21.c
index c559f9bfc36d..41b94c824717 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc21.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc21.c
@@ -43,6 +43,7 @@
 #include "soc15.h"
 #include "soc15_common.h"
 #include "soc21.h"
+#include "mxgpu_nv.h"
 
 static const struct amd_ip_funcs soc21_common_ip_funcs;
 
@@ -659,19 +660,31 @@ static int soc21_common_early_init(void *handle)
                return -EINVAL;
        }
 
-       if (amdgpu_sriov_vf(adev))
+       if (amdgpu_sriov_vf(adev)) {
                amdgpu_virt_init_setting(adev);
+               xgpu_nv_mailbox_set_irq_funcs(adev);
+       }
 
        return 0;
 }
 
 static int soc21_common_late_init(void *handle)
 {
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+       if (amdgpu_sriov_vf(adev))
+               xgpu_nv_mailbox_get_irq(adev);
+
        return 0;
 }
 
 static int soc21_common_sw_init(void *handle)
 {
+       struct amdgpu_device *adev = (struct amdgpu_device *)handle;
+
+       if (amdgpu_sriov_vf(adev))
+               xgpu_nv_mailbox_add_irq_id(adev);
+
        return 0;
 }
 
@@ -709,6 +722,9 @@ static int soc21_common_hw_fini(void *handle)
        /* disable the doorbell aperture */
        soc21_enable_doorbell_aperture(adev, false);
 
+       if (amdgpu_sriov_vf(adev))
+               xgpu_nv_mailbox_put_irq(adev);
+
        return 0;
 }
 
-- 
2.25.1