[v3 i-g-t 3/3] HAX: Print Color Bit Depth from EDID

Bhanuprakash Modem bhanuprakash.modem at intel.com
Mon Jan 10 07:37:15 UTC 2022


Print Color Bit Depth from EDID

Signed-off-by: Bhanuprakash Modem <bhanuprakash.modem at intel.com>
---
 tests/kms_color_helper.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tests/kms_color_helper.c b/tests/kms_color_helper.c
index 9ca266dd3a..03e264d995 100644
--- a/tests/kms_color_helper.c
+++ b/tests/kms_color_helper.c
@@ -30,6 +30,7 @@ is_panel_supports_deep_color(int fd, drmModeConnector *connector)
 	uint64_t edid_blob_id;
 	const struct edid *edid;
 	uint8_t bit_depth;
+	char mfg[3];
 	drmModePropertyBlobPtr edid_blob = NULL;
 
 	igt_assert(kmstest_get_property(fd, connector->connector_id,
@@ -39,6 +40,12 @@ is_panel_supports_deep_color(int fd, drmModeConnector *connector)
 
 	edid = (const struct edid *) edid_blob->data;
 	bit_depth = edid->input;
+	edid_get_mfg(edid, mfg);
+
+	igt_info("Panel EDID mfg: %s, ver.rev: %d.%d, ext_len: %d, input: 0x%x, bit depth: 0x%x\n",
+			mfg, edid->version, edid->revision, edid->extensions_len, ((bit_depth & 0xf0) >> 4),
+			((bit_depth & (7 << 4)) >> 4));
+
 	drmModeFreePropertyBlob(edid_blob);
 
 	/*
-- 
2.32.0



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