pmaports/main/weston/0002-compositor-fbdev-Add-support-for-ABGR.patch

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From cfa2141a88a135968db9db517493e7b0ae7ab722 Mon Sep 17 00:00:00 2001
From: Pablo Castellano <pablo@anche.no>
Date: Mon, 17 Jul 2017 19:55:45 +0200
Subject: [PATCH 2/3] compositor-fbdev: Add support for ABGR
This is needed for Asus grouper (Google Nexus 7 2012)
https://github.com/postmarketOS/pmbootstrap/wiki/asus-grouper-%28Google-Nexus-7-2012%29
---
libweston/compositor-fbdev.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/libweston/compositor-fbdev.c b/libweston/compositor-fbdev.c
index b7d2c74..8158841 100644
--- a/libweston/compositor-fbdev.c
+++ b/libweston/compositor-fbdev.c
@@ -223,8 +223,8 @@ calculate_pixman_format(struct fb_var_screeninfo *vinfo,
vinfo->blue.length);
}
- /* Work out the format type from the offsets. We only support RGBA and
- * ARGB at the moment. */
+ /* Work out the format type from the offsets. We only support RGBA,
+ * ARGB and ABGR at the moment. */
type = PIXMAN_TYPE_OTHER;
if ((vinfo->transp.offset >= vinfo->red.offset ||
@@ -236,6 +236,10 @@ calculate_pixman_format(struct fb_var_screeninfo *vinfo,
vinfo->green.offset >= vinfo->blue.offset &&
vinfo->blue.offset >= vinfo->transp.offset)
type = PIXMAN_TYPE_RGBA;
+ else if (vinfo->transp.offset >= vinfo->blue.offset &&
+ vinfo->blue.offset >= vinfo->green.offset &&
+ vinfo->green.offset >= vinfo->red.offset)
+ type = PIXMAN_TYPE_ABGR;
if (type == PIXMAN_TYPE_OTHER)
return 0;
--
2.7.4