Add a new module param to allow to create or not the default VKMS
instance. Useful when combined with configfs to avoid having additional
VKMS instances.
Signed-off-by: José Expósito <jose.exposit...@gmail.com>
---
drivers/gpu/drm/vkms/vkms_drv.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/vkms/vkms_drv.c b/drivers/gpu/drm/vkms/vkms_drv.c
index 5bcfbcb6c0c5..b4ed19c97576 100644
--- a/drivers/gpu/drm/vkms/vkms_drv.c
+++ b/drivers/gpu/drm/vkms/vkms_drv.c
@@ -50,6 +50,10 @@ static bool enable_overlay;
module_param_named(enable_overlay, enable_overlay, bool, 0444);
MODULE_PARM_DESC(enable_overlay, "Enable/Disable overlay support");
+static bool create_default_dev = true;
+module_param_named(create_default_dev, create_default_dev, bool, 0444);
+MODULE_PARM_DESC(create_default_dev, "Create or not the default VKMS device");
+
DEFINE_DRM_GEM_FOPS(vkms_driver_fops);
static void vkms_atomic_commit_tail(struct drm_atomic_state *old_state)
@@ -219,6 +223,9 @@ static int __init vkms_init(void)
if (ret)
return ret;
+ if (!create_default_dev)
+ return 0;
+
config = vkms_config_default_create(enable_cursor, enable_writeback,
enable_overlay);
if (IS_ERR(config))
return PTR_ERR(config);
--
2.48.1
