From f8a114aa5c1141c1a5e4052deeeafd164fb5f1ef Mon Sep 17 00:00:00 2001 From: Emil Velikov Date: Tue, 3 May 2016 11:13:12 +0100 Subject: st/dri: add note about GL interop version checks MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit ... and make them more explicit. Signed-off-by: Emil Velikov Reviewed-by: Marek Olšák Tested-by: Tom Stellard --- src/gallium/state_trackers/dri/dri2.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/src/gallium/state_trackers/dri/dri2.c b/src/gallium/state_trackers/dri/dri2.c index 8b6af600e32..15e34431881 100644 --- a/src/gallium/state_trackers/dri/dri2.c +++ b/src/gallium/state_trackers/dri/dri2.c @@ -1468,7 +1468,8 @@ dri2_interop_query_device_info(__DRIcontext *_ctx, { struct pipe_screen *screen = dri_context(_ctx)->st->pipe->screen; - if (!out->version) + /* There is no version 0, thus we do not support it */ + if (out->version == 0) return MESA_GLINTEROP_INVALID_VERSION; out->pci_segment_group = screen->get_param(screen, PIPE_CAP_PCI_GROUP); @@ -1497,7 +1498,8 @@ dri2_interop_export_object(__DRIcontext *_ctx, unsigned target, usage; boolean success; - if (!in->version || !out->version) + /* There is no version 0, thus we do not support it */ + if (in->version == 0 || out->version == 0) return MESA_GLINTEROP_INVALID_VERSION; /* Validate the target. */ -- cgit v1.2.3