[PATCH v8 09/10] ACPI: property: Skip MIPI property table without "mipi-img" prefix

[Sakari Ailus <sakari.ailus@linux.intel.com>]

For all _DSD properties, skip going through the MIPI DisCo for Imaging
property name substitution table if the property doesn't have "mipi-img-"
prefix.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
---
 drivers/acpi/mipi.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/acpi/mipi.c b/drivers/acpi/mipi.c
index 576301b9bb89..90ad4b43f008 100644
--- a/drivers/acpi/mipi.c
+++ b/drivers/acpi/mipi.c
@@ -715,6 +715,8 @@ void acpi_init_swnodes(struct acpi_device *device)
 	primary->secondary = software_node_fwnode(ads->nodes);
 }
 
+#define MIPI_IMG_PREFIX "mipi-img-"
+
 static const struct mipi_disco_prop {
 	const char *mipi_prop;
 	const char *dt_prop;
@@ -741,6 +743,9 @@ void acpi_properties_prepare_mipi(union acpi_object *elements)
 	char *e0 = elements[0].string.pointer;
 	unsigned int i;
 
+	if (!str_has_prefix(elements[0].string.pointer, MIPI_IMG_PREFIX))
+		return;
+
 	/* Replace MIPI DisCo for Imaging property names with DT equivalents. */
 	for (i = 0; i < ARRAY_SIZE(mipi_disco_props); i++) {
 		if (!strcmp(mipi_disco_props[i].mipi_prop, e0)) {
-- 
2.30.2