Files
fml13v01-buildroot/package/mesa3d/0013-egl-wayland-add-support-for-RGB565-back-buffers.patch
T
Andy Hu 7566503cc1 package/{mesa3d, mesa3d-headers}: bump version to 22.1.3
upgrade the mesa3d and mesa3d-headers to v22.1.3
and copy patch from IMG DDK 1.19

keep the 0002-Force-Mesa-to-use-the-PVR-driver-for-platform-device.patch
to force the pvr driver

Note that the new version mesa3d support gallium driver
and no longer support dri driver

Signed-off-by: Andy Hu <andy.hu@starfivetech.com>
Signed-off-by: Windsome Zeng <Windsome.Zeng@starfivetech.com>
2023-06-01 22:08:04 +08:00

47 lines
1.5 KiB
Diff

From 5b0fbff52f731f510afb48245f9880681aed7b6d Mon Sep 17 00:00:00 2001
From: James Glanville <James.Glanville@imgtec.com>
Date: Tue, 28 Feb 2017 16:08:47 +0000
Subject: [PATCH 13/58] egl/wayland: add support for RGB565 back buffers
---
src/egl/drivers/dri2/platform_wayland.c | 13 +++++++++++--
1 file changed, 11 insertions(+), 2 deletions(-)
diff --git a/src/egl/drivers/dri2/platform_wayland.c b/src/egl/drivers/dri2/platform_wayland.c
index 5b886f8d62d..6eca68efe41 100644
--- a/src/egl/drivers/dri2/platform_wayland.c
+++ b/src/egl/drivers/dri2/platform_wayland.c
@@ -1096,18 +1096,27 @@ back_bo_to_dri_buffer(struct dri2_egl_surface *dri2_surf, __DRIbuffer *buffer)
struct dri2_egl_display *dri2_dpy =
dri2_egl_display(dri2_surf->base.Resource.Display);
__DRIimage *image;
- int name, pitch;
+ int name, pitch, format;
image = dri2_surf->back->dri_image;
dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_NAME, &name);
dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_STRIDE, &pitch);
+ dri2_dpy->image->queryImage(image, __DRI_IMAGE_ATTRIB_FORMAT, &format);
buffer->attachment = __DRI_BUFFER_BACK_LEFT;
buffer->name = name;
buffer->pitch = pitch;
- buffer->cpp = 4;
buffer->flags = 0;
+
+ switch (format) {
+ case __DRI_IMAGE_FORMAT_RGB565:
+ buffer->cpp = 2;
+ break;
+ default:
+ buffer->cpp = 4;
+ break;
+ }
}
/* Value chosen empirically as a compromise between avoiding frequent
--
2.25.1