commit 5aec9e84a86f578d0babae1d5c1800578c1c1b53
author Jason Ekstrand <jason@jlekstrand.net> Thu Feb 06 04:31:27 2020 -0600
committer Marge Bot <eric+marge@anholt.net> Thu Feb 06 10:48:33 2020 +0000
tree b43243c1d22e41eed443882eee35a338d342d52d
parent f9febfae416e9fdf39a501ceb53a65c99ca78eed

anv: No-op submit and wait calls when no_hw is set

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Tested-by: Marge Bot <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3734>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3734>

src/intel/vulkan/anv_queue.c

diff --git a/src/intel/vulkan/anv_queue.c b/src/intel/vulkan/anv_queue.c
index b93d070..b9e1961 100644
--- a/src/intel/vulkan/anv_queue.c
+++ b/src/intel/vulkan/anv_queue.c
@@ -564,6 +564,9 @@
 anv_queue_submit_simple_batch(struct anv_queue *queue,
                               struct anv_batch *batch)
 {
+   if (queue->device->no_hw)
+      return VK_SUCCESS;
+
    struct anv_device *device = queue->device;
    struct anv_queue_submit *submit = anv_queue_submit_alloc(device);
    if (!submit)
@@ -947,6 +950,9 @@
 {
    ANV_FROM_HANDLE(anv_queue, queue, _queue);
 
+   if (queue->device->no_hw)
+      return VK_SUCCESS;
+
    /* Query for device status prior to submitting.  Technically, we don't need
     * to do this.  However, if we have a client that's submitting piles of
     * garbage, we would rather break as early as possible to keep the GPU
@@ -1537,6 +1543,9 @@
 {
    ANV_FROM_HANDLE(anv_device, device, _device);
 
+   if (device->no_hw)
+      return VK_SUCCESS;
+
    if (anv_device_is_lost(device))
       return VK_ERROR_DEVICE_LOST;
 
@@ -2282,6 +2291,9 @@
 {
    ANV_FROM_HANDLE(anv_device, device, _device);
 
+   if (device->no_hw)
+      return VK_SUCCESS;
+
    struct anv_timeline **timelines =
       vk_alloc(&device->alloc,
                pWaitInfo->semaphoreCount * sizeof(*timelines),