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authorDanilo Krummrich <dakr@redhat.com>2022-07-14 15:00:28 +0200
committerGerd Hoffmann <kraxel@redhat.com>2022-07-19 14:40:59 +0200
commit90caf42527a40d09e0eed9fcbca08d757f4fd493 (patch)
treef98707f03c65995f4db46c76cedd98246c34d220
parentdrm/virtio: plane: use drm managed resources (diff)
downloadlinux-90caf42527a40d09e0eed9fcbca08d757f4fd493.tar.xz
linux-90caf42527a40d09e0eed9fcbca08d757f4fd493.zip
drm/virtio: kms: use drm managed resources
Allocate driver structures with drm managed resource allocators in order to cleanup/simplify the drm driver .release callback. Signed-off-by: Danilo Krummrich <dakr@redhat.com> Link: http://patchwork.freedesktop.org/patch/msgid/20220714130028.2127858-3-dakr@redhat.com Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
-rw-r--r--drivers/gpu/drm/virtio/virtgpu_kms.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_kms.c b/drivers/gpu/drm/virtio/virtgpu_kms.c
index 0d1e3eb61bee..27b7f14dae89 100644
--- a/drivers/gpu/drm/virtio/virtgpu_kms.c
+++ b/drivers/gpu/drm/virtio/virtgpu_kms.c
@@ -28,6 +28,7 @@
#include <linux/virtio_ring.h>
#include <drm/drm_file.h>
+#include <drm/drm_managed.h>
#include "virtgpu_drv.h"
@@ -66,10 +67,11 @@ static void virtio_gpu_get_capsets(struct virtio_gpu_device *vgdev,
{
int i, ret;
bool invalid_capset_id = false;
+ struct drm_device *drm = vgdev->ddev;
- vgdev->capsets = kcalloc(num_capsets,
- sizeof(struct virtio_gpu_drv_capset),
- GFP_KERNEL);
+ vgdev->capsets = drmm_kcalloc(drm, num_capsets,
+ sizeof(struct virtio_gpu_drv_capset),
+ GFP_KERNEL);
if (!vgdev->capsets) {
DRM_ERROR("failed to allocate cap sets\n");
return;
@@ -94,7 +96,7 @@ static void virtio_gpu_get_capsets(struct virtio_gpu_device *vgdev,
if (ret == 0 || invalid_capset_id) {
spin_lock(&vgdev->display_info_lock);
- kfree(vgdev->capsets);
+ drmm_kfree(drm, vgdev->capsets);
vgdev->capsets = NULL;
spin_unlock(&vgdev->display_info_lock);
return;
@@ -126,7 +128,7 @@ int virtio_gpu_init(struct virtio_device *vdev, struct drm_device *dev)
if (!virtio_has_feature(vdev, VIRTIO_F_VERSION_1))
return -ENODEV;
- vgdev = kzalloc(sizeof(struct virtio_gpu_device), GFP_KERNEL);
+ vgdev = drmm_kzalloc(dev, sizeof(struct virtio_gpu_device), GFP_KERNEL);
if (!vgdev)
return -ENOMEM;
@@ -256,7 +258,6 @@ err_vbufs:
vgdev->vdev->config->del_vqs(vgdev->vdev);
err_vqs:
dev->dev_private = NULL;
- kfree(vgdev);
return ret;
}
@@ -295,9 +296,6 @@ void virtio_gpu_release(struct drm_device *dev)
if (vgdev->has_host_visible)
drm_mm_takedown(&vgdev->host_visible_mm);
-
- kfree(vgdev->capsets);
- kfree(vgdev);
}
int virtio_gpu_driver_open(struct drm_device *dev, struct drm_file *file)