[coreboot-gerrit] Change in coreboot[master]: cbgfx: Add portrait screen support

[Anonymous Coward (Code Review)]

nickey.yang at rock-chips.com has uploaded a new change for review. ( https://review.coreboot.org/19474 )

Change subject: cbgfx: Add portrait screen support
......................................................................

cbgfx: Add portrait screen support

cbgfx currently do not support portrait screen which height >width.
so add it.

Change-Id: I66fee6d73654e736a2db4a3d191f030c52a23e0d
Signed-off-by: Nickey Yang <nickey.yang at rock-chips.com>
---
M payloads/libpayload/drivers/video/graphics.c
1 file changed, 9 insertions(+), 9 deletions(-)


  git pull ssh://review.coreboot.org:29418/coreboot refs/changes/74/19474/1

diff --git a/payloads/libpayload/drivers/video/graphics.c b/payloads/libpayload/drivers/video/graphics.c
index 4a8792c..3b0d9e2 100644
--- a/payloads/libpayload/drivers/video/graphics.c
+++ b/payloads/libpayload/drivers/video/graphics.c
@@ -156,16 +156,16 @@
 
 	/* Calculate canvas size & offset, assuming the screen is landscape */
 	if (screen.size.height > screen.size.width) {
-		const int bpl = fbinfo->bytes_per_line;
-		LOG("Portrait screen not supported, forcing square image!\n");
-		memset(fbaddr + screen.size.width * bpl, 0,
-		       (screen.size.height - screen.size.width) * bpl);
-		screen.size.height = screen.size.width;
+		canvas.size.height = screen.size.width;
+		canvas.size.width = screen.size.width;
+		canvas.offset.x = 0;
+		canvas.offset.y = (screen.size.height - canvas.size.height) / 2;
+	} else {
+		canvas.size.height = screen.size.height;
+		canvas.size.width = canvas.size.height;
+		canvas.offset.x = (screen.size.width - canvas.size.width) / 2;
+		canvas.offset.y = 0;
 	}
-	canvas.size.height = screen.size.height;
-	canvas.size.width = canvas.size.height;
-	canvas.offset.x = (screen.size.width - canvas.size.width) / 2;
-	canvas.offset.y = 0;
 
 	initialized = 1;
 	LOG("cbgfx initialized: screen:width=%d, height=%d, offset=%d canvas:width=%d, height=%d, offset=%d\n",

-- 
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Gerrit-MessageType: newchange
Gerrit-Change-Id: I66fee6d73654e736a2db4a3d191f030c52a23e0d
Gerrit-PatchSet: 1
Gerrit-Project: coreboot
Gerrit-Branch: master
Gerrit-Owner: nickey.yang at rock-chips.com