[PATCH 5/7] drm/amdgpu: Track fences on KMS

[Roy Sun]

From: David M Nieto <david.nieto at amd.com>

Create SMI fence tracking structures of KMS open

Signed-off-by: David M Nieto <david.nieto at amd.com>
Signed-off-by: Roy Sun <Roy.Sun at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c |  3 ++-
 drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 10 ++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index f98843eeb084..bc63a9662ca0 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -1679,7 +1679,8 @@ const struct drm_ioctl_desc amdgpu_ioctls_kms[] = {
 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_VA, amdgpu_gem_va_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_OP, amdgpu_gem_op_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
 	DRM_IOCTL_DEF_DRV(AMDGPU_GEM_USERPTR, amdgpu_gem_userptr_ioctl, DRM_AUTH|DRM_RENDER_ALLOW),
-	DRM_IOCTL_DEF_DRV(AMDGPU_FREESYNC, amdgpu_display_freesync_ioctl, DRM_MASTER)
+	DRM_IOCTL_DEF_DRV(AMDGPU_FREESYNC, amdgpu_display_freesync_ioctl, DRM_MASTER),
+	DRM_IOCTL_DEF_DRV(AMDGPU_SMI, amdgpu_smi_ioctl, DRM_AUTH|DRM_RENDER_ALLOW)
 };
 
 static const struct drm_driver amdgpu_kms_driver = {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index ada807de978b..c393cbf87656 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -41,6 +41,7 @@
 #include "amdgpu_gem.h"
 #include "amdgpu_display.h"
 #include "amdgpu_ras.h"
+#include "amdgpu_smi.h"
 
 void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev)
 {
@@ -210,6 +211,10 @@ int amdgpu_driver_load_kms(struct amdgpu_device *adev, unsigned long flags)
 		pm_runtime_put_autosuspend(dev->dev);
 	}
 
+	/* SMI */
+	mutex_init(&adev->proc_lock);
+	idr_init(&adev->procs);
+
 out:
 	if (r) {
 		/* balance pm_runtime_get_sync in amdgpu_driver_unload_kms */
@@ -1135,6 +1140,9 @@ int amdgpu_driver_open_kms(struct drm_device *dev, struct drm_file *file_priv)
 	amdgpu_ctx_mgr_init(&fpriv->ctx_mgr);
 
 	file_priv->driver_priv = fpriv;
+	fpriv->file = file_priv;
+
+	amdgpu_smi_create_proc_node(adev, fpriv, pasid);
 	goto out_suspend;
 
 error_vm:
@@ -1177,6 +1185,8 @@ void amdgpu_driver_postclose_kms(struct drm_device *dev,
 
 	pm_runtime_get_sync(dev->dev);
 
+	amdgpu_smi_remove_proc_node(adev, fpriv);
+
 	if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_UVD) != NULL)
 		amdgpu_uvd_free_handles(adev, file_priv);
 	if (amdgpu_device_ip_get_ip_block(adev, AMD_IP_BLOCK_TYPE_VCE) != NULL)
-- 
2.29.0