[coreboot-gerrit] Change in coreboot[master]: DEBUG: anx read edid test

[yongqiang niu (Code Review)]

yongqiang niu has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/46827 )

Change subject: DEBUG: anx read edid test
......................................................................

DEBUG: anx read edid test

Signed-off-by: Yongqiang Niu 
Change-Id: I3b880f69f3c0d987972bb6b337c636bfa130b9ce
---
M src/drivers/analogix/anx7625/anx7625.c
1 file changed, 6 insertions(+), 4 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/27/46827/1

diff --git a/src/drivers/analogix/anx7625/anx7625.c b/src/drivers/analogix/anx7625/anx7625.c
index e3f969c..1f04346 100644
--- a/src/drivers/analogix/anx7625/anx7625.c
+++ b/src/drivers/analogix/anx7625/anx7625.c
@@ -855,11 +855,13 @@
    u8 edid[FOUR_BLOCK_SIZE];

/* Something goes terribly wrong here, and ANX7625 does not seem to be able to recover from it. */
-	if (0)
-		block_num = sp_tx_edid_read(bus, edid, FOUR_BLOCK_SIZE);
-	block_num=1;
+	block_num = sp_tx_edid_read(bus, edid, FOUR_BLOCK_SIZE);
+	if (block_num <= 0) {
+		block_num = 1;
+		memcpy(edid, &edp_edid, sizeof(edp_edid));
+		ANXINFO("Failed to get eDP EDID, test with hard code edied.\n");
+	}

-	memcpy(edid, &edp_edid, sizeof(edp_edid));
    if (block_num < 0) {
    	ANXERROR("Failed to get eDP EDID.\n");
    	return -1;