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path: root/drivers/gpu/drm/v3d/v3d_drv.c
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Diffstat (limited to 'drivers/gpu/drm/v3d/v3d_drv.c')
-rw-r--r--drivers/gpu/drm/v3d/v3d_drv.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/v3d/v3d_drv.c b/drivers/gpu/drm/v3d/v3d_drv.c
index 5e997ae8bc9c..2def155ce496 100644
--- a/drivers/gpu/drm/v3d/v3d_drv.c
+++ b/drivers/gpu/drm/v3d/v3d_drv.c
@@ -46,6 +46,7 @@ MODULE_PARM_DESC(super_pages, "Enable/Disable Super Pages support.");
static int v3d_get_param_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
+ struct v3d_file_priv *v3d_priv = file_priv->driver_priv;
struct v3d_dev *v3d = to_v3d_dev(dev);
struct drm_v3d_get_param *args = data;
static const u32 reg_map[] = {
@@ -107,6 +108,16 @@ static int v3d_get_param_ioctl(struct drm_device *dev, void *data,
case DRM_V3D_PARAM_SUPPORTS_SUPER_PAGES:
args->value = !!v3d->gemfs;
return 0;
+ case DRM_V3D_PARAM_GLOBAL_RESET_COUNTER:
+ mutex_lock(&v3d->reset_lock);
+ args->value = v3d->reset_counter;
+ mutex_unlock(&v3d->reset_lock);
+ return 0;
+ case DRM_V3D_PARAM_CONTEXT_RESET_COUNTER:
+ mutex_lock(&v3d->reset_lock);
+ args->value = v3d_priv->reset_counter;
+ mutex_unlock(&v3d->reset_lock);
+ return 0;
default:
DRM_DEBUG("Unknown parameter %d\n", args->param);
return -EINVAL;