[PATCH i-g-t, v2 2/4] lib/igt_kms: Add func() to return scaling mode name string

[Swati Sharma <swati2.sharma@intel.com>]

Add func() to print scaling mode name string.

v2: -replaced uint32_t with int (Ankit)
    -fixed subject (Ankit)

Signed-off-by: Swati Sharma <swati2.sharma@intel.com>
Reviewed-by: Ankit Nautiyal <ankit.k.nautiyal@intel.com>
---
 lib/igt_kms.c | 19 +++++++++++++++++++
 lib/igt_kms.h |  1 +
 2 files changed, 20 insertions(+)

diff --git a/lib/igt_kms.c b/lib/igt_kms.c
index e5acde438..6c474b8f1 100644
--- a/lib/igt_kms.c
+++ b/lib/igt_kms.c
@@ -1042,6 +1042,25 @@ const char *kmstest_scaling_filter_str(int filter)
 	return find_type_name(scaling_filter_names, filter);
 }
 
+static const struct type_name scaling_modes_names[] = {
+	{ DRM_MODE_SCALE_FULLSCREEN, "fullscreen" },
+	{ DRM_MODE_SCALE_CENTER, "center" },
+	{ DRM_MODE_SCALE_ASPECT, "aspect" },
+	{ DRM_MODE_SCALE_NONE, "none" },
+	{}
+};
+
+/**
+ * kmstest_scaling_mode_str:
+ * @mode: SCALING_MODE_* mode value
+ *
+ * Returns: A string representing the scaling mode @mode.
+ */
+const char *kmstest_scaling_mode_str(int mode)
+{
+	return find_type_name(scaling_modes_names, mode);
+}
+
 static const struct type_name dsc_output_format_names[] = {
 	{ DSC_FORMAT_RGB, "RGB" },
 	{ DSC_FORMAT_YCBCR420, "YCBCR420" },
diff --git a/lib/igt_kms.h b/lib/igt_kms.h
index fbe132577..7fda89117 100644
--- a/lib/igt_kms.h
+++ b/lib/igt_kms.h
@@ -143,6 +143,7 @@ const char *kmstest_encoder_type_str(int type);
 const char *kmstest_connector_status_str(int status);
 const char *kmstest_connector_type_str(int type);
 const char *kmstest_scaling_filter_str(int filter);
+const char *kmstest_scaling_mode_str(int mode);
 const char *kmstest_dsc_output_format_str(int output_format);
 
 void kmstest_dump_mode(drmModeModeInfo *mode);
-- 
2.25.1