Provide a dummy show_fdinfo() implementation exposing drm-driver and drm-client-id. More stats will be added soon. Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxx> --- drivers/gpu/drm/panfrost/panfrost_drv.c | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/panfrost/panfrost_drv.c b/drivers/gpu/drm/panfrost/panfrost_drv.c index 2fa5afe21288..6ee43559fc14 100644 --- a/drivers/gpu/drm/panfrost/panfrost_drv.c +++ b/drivers/gpu/drm/panfrost/panfrost_drv.c @@ -515,7 +515,22 @@ static const struct drm_ioctl_desc panfrost_drm_driver_ioctls[] = { PANFROST_IOCTL(MADVISE, madvise, DRM_RENDER_ALLOW), }; -DEFINE_DRM_GEM_FOPS(panfrost_drm_driver_fops); +static void panfrost_show_fdinfo(struct seq_file *m, struct file *f) +{ + struct drm_file *file = f->private_data; + struct panfrost_file_priv *panfrost_priv = file->driver_priv; + + seq_printf(m, "drm-driver:\t%s\n", file->minor->dev->driver->name); + seq_printf(m, "drm-client-id:\t%llu\n", panfrost_priv->sched_entity[0].fence_context); +} + +static const struct file_operations panfrost_drm_driver_fops = { + .owner = THIS_MODULE, + DRM_GEM_FOPS, +#ifdef CONFIG_PROC_FS + .show_fdinfo = panfrost_show_fdinfo, +#endif +}; /* * Panfrost driver version: -- 2.38.1