[PATCH v4 08/11] drm/xe/configfs: Keep default device config settings together

[Michal Wajdeczko]

For easier maintenance add a placeholder where we can keep all
default device configuration settings in one place.

Signed-off-by: Michal Wajdeczko <michal.wajdeczko at intel.com>
Cc: Lucas De Marchi <lucas.demarchi at intel.com>
---
 drivers/gpu/drm/xe/xe_configfs.c | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/xe/xe_configfs.c b/drivers/gpu/drm/xe/xe_configfs.c
index a5f13dd779c7..60d89d3ef656 100644
--- a/drivers/gpu/drm/xe/xe_configfs.c
+++ b/drivers/gpu/drm/xe/xe_configfs.c
@@ -98,6 +98,16 @@ struct xe_config_group_device {
 	} config;
 };
 
+static struct xe_config_device device_defaults = {
+	.survivability_mode = false,
+	.engines_allowed = U64_MAX,
+};
+
+static void set_device_defaults(struct xe_config_device *config)
+{
+	*config = device_defaults;
+}
+
 struct engine_info {
 	const char *cls;
 	u64 mask;
@@ -286,8 +296,7 @@ static struct config_group *xe_config_make_device_group(struct config_group *gro
 	if (!dev)
 		return ERR_PTR(-ENOMEM);
 
-	/* Default values */
-	dev->config.engines_allowed = U64_MAX;
+	set_device_defaults(&dev->config);
 
 	config_group_init_type_name(&dev->group, name, &xe_config_device_type);
 
@@ -339,7 +348,7 @@ bool xe_configfs_get_survivability_mode(struct pci_dev *pdev)
 	bool mode;
 
 	if (!dev)
-		return false;
+		return device_defaults.survivability_mode;
 
 	mode = dev->config.survivability_mode;
 	config_group_put(&dev->group);
@@ -382,7 +391,7 @@ u64 xe_configfs_get_engines_allowed(struct pci_dev *pdev)
 	u64 engines_allowed;
 
 	if (!dev)
-		return U64_MAX;
+		return device_defaults.engines_allowed;
 
 	engines_allowed = dev->config.engines_allowed;
 	config_group_put(&dev->group);
-- 
2.47.1