dix/xf86: initial offload slave tracking (v1.1)

add the linked list and provider hooks.

v1.1: add another assert in the add path.

Reviewed-by: Keith Packard <keithp@keithp.com>
Reviewed-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/randr/rrprovider.c b/randr/rrprovider.c
index f35ca6a1d..8385d3f5f 100644
--- a/randr/rrprovider.c
+++ b/randr/rrprovider.c
@@ -76,6 +76,10 @@ ProcRRGetProviders (ClientPtr client)
         pScrPriv = rrGetScrPriv(iter);
         total_providers += pScrPriv->provider ? 1 : 0;
     }
+    xorg_list_for_each_entry(iter, &pScreen->offload_slave_list, offload_head) {
+        pScrPriv = rrGetScrPriv(iter);
+        total_providers += pScrPriv->provider ? 1 : 0;
+    }
     xorg_list_for_each_entry(iter, &pScreen->unattached_list, unattached_head) {
         pScrPriv = rrGetScrPriv(iter);
         total_providers += pScrPriv->provider ? 1 : 0;
@@ -112,6 +116,9 @@ ProcRRGetProviders (ClientPtr client)
         xorg_list_for_each_entry(iter, &pScreen->output_slave_list, output_head) {
             ADD_PROVIDER(iter);
         }
+        xorg_list_for_each_entry(iter, &pScreen->offload_slave_list, offload_head) {
+            ADD_PROVIDER(iter);
+        }
         xorg_list_for_each_entry(iter, &pScreen->unattached_list, unattached_head) {
             ADD_PROVIDER(iter);
         }