Thanks Mario for spotting that.
On Mon, 2018-04-16 at 08:14 +0200, Mario Kleiner wrote:
> Sending pixmap depth and bpp was omitted, so the Mesa
> X11 + EGL + DRI3 side of things always failed to
> dri3_create_image_khr_pixmap_from_buffers(), which led
> to failure of X11 + EGL compositing under DRI3 under,
> e.g., KDE Plasma 5.
>
> Fixes: 6e7c40f62db6 ("dri3: Add multi-planar/modifier buffer
> requests")
> Signed-off-by: Mario Kleiner <[email protected]>
> Cc: Daniel Stone <[email protected]>
Reviewed-by: Louis-Francis Ratté-Boulianne <[email protected]>
> ---
> dri3/dri3_request.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/dri3/dri3_request.c b/dri3/dri3_request.c
> index 2d3deb2..452b08a 100644
> --- a/dri3/dri3_request.c
> +++ b/dri3/dri3_request.c
> @@ -481,7 +481,7 @@ proc_dri3_buffers_from_pixmap(ClientPtr client)
> int i;
> PixmapPtr pixmap;
>
> - REQUEST_SIZE_MATCH(xDRI3BufferFromPixmapReq);
> + REQUEST_SIZE_MATCH(xDRI3BuffersFromPixmapReq);
> rc = dixLookupResourceByType((void **) &pixmap, stuff->pixmap,
> RT_PIXMAP,
> client, DixWriteAccess);
> if (rc != Success) {
> @@ -497,6 +497,8 @@ proc_dri3_buffers_from_pixmap(ClientPtr client)
> rep.length = bytes_to_int32(num_fds * 2 * sizeof(CARD32));
> rep.width = pixmap->drawable.width;
> rep.height = pixmap->drawable.height;
> + rep.depth = pixmap->drawable.depth;
> + rep.bpp = pixmap->drawable.bitsPerPixel;
> rep.modifier = modifier;
>
> if (client->swapped) {
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