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| author | Gerd Hoffmann <kraxel@redhat.com> | 2019-03-20 09:36:12 +0100 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2019-03-28 12:11:55 +0100 |
| commit | 6bbeae35b67b339b81e42c9ab56789788491dc00 (patch) | |
| tree | 0ce8c80685c64eba37b3beb548b44d343ed7d7cf /drivers/gpu/drm/virtio | |
| parent | drm/virtio: remove set but not used variable 'vgdev' (diff) | |
| download | linux-6bbeae35b67b339b81e42c9ab56789788491dc00.tar.xz linux-6bbeae35b67b339b81e42c9ab56789788491dc00.zip | |
drm/virtio: add virtio-gpu-features debugfs file.
This file prints which features the virtio-gpu device has.
Also add "virtio-gpu-" prefix to the existing fence file,
to make clear this is a driver-specific debugfs file.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Noralf Trønnes <noralf@tronnes.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20190320083612.32067-1-kraxel@redhat.com
Diffstat (limited to 'drivers/gpu/drm/virtio')
| -rw-r--r-- | drivers/gpu/drm/virtio/virtgpu_debugfs.c | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_debugfs.c b/drivers/gpu/drm/virtio/virtgpu_debugfs.c index 73dc99046c43..ed0fcda713c3 100644 --- a/drivers/gpu/drm/virtio/virtgpu_debugfs.c +++ b/drivers/gpu/drm/virtio/virtgpu_debugfs.c @@ -28,6 +28,30 @@ #include "virtgpu_drv.h" +static void virtio_add_bool(struct seq_file *m, const char *name, + bool value) +{ + seq_printf(m, "%-16s : %s\n", name, value ? "yes" : "no"); +} + +static void virtio_add_int(struct seq_file *m, const char *name, + int value) +{ + seq_printf(m, "%-16s : %d\n", name, value); +} + +static int virtio_gpu_features(struct seq_file *m, void *data) +{ + struct drm_info_node *node = (struct drm_info_node *) m->private; + struct virtio_gpu_device *vgdev = node->minor->dev->dev_private; + + virtio_add_bool(m, "virgl", vgdev->has_virgl_3d); + virtio_add_bool(m, "edid", vgdev->has_edid); + virtio_add_int(m, "cap sets", vgdev->num_capsets); + virtio_add_int(m, "scanouts", vgdev->num_scanouts); + return 0; +} + static int virtio_gpu_debugfs_irq_info(struct seq_file *m, void *data) { @@ -41,7 +65,8 @@ virtio_gpu_debugfs_irq_info(struct seq_file *m, void *data) } static struct drm_info_list virtio_gpu_debugfs_list[] = { - { "irq_fence", virtio_gpu_debugfs_irq_info, 0, NULL }, + { "virtio-gpu-features", virtio_gpu_features }, + { "virtio-gpu-irq-fence", virtio_gpu_debugfs_irq_info, 0, NULL }, }; #define VIRTIO_GPU_DEBUGFS_ENTRIES ARRAY_SIZE(virtio_gpu_debugfs_list) |