From 65e0e790548d3ef65f26d0fc6b1b370d93c577fb Mon Sep 17 00:00:00 2001
From: Bas Nieuwenhuizen <basni@chromium.org>
Date: Thu, 10 Jan 2019 21:12:38 +0100
Subject: [PATCH] turnip: Add msm queue support.

---
 src/freedreno/vulkan/tu_device.c  | 17 ++++++++++++++++-
 src/freedreno/vulkan/tu_private.h |  2 ++
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/src/freedreno/vulkan/tu_device.c b/src/freedreno/vulkan/tu_device.c
index f7dcaf0c318..ec3fa4ceff6 100644
--- a/src/freedreno/vulkan/tu_device.c
+++ b/src/freedreno/vulkan/tu_device.c
@@ -949,7 +949,7 @@ tu_GetPhysicalDeviceMemoryProperties2(
       physicalDevice, &pMemoryProperties->memoryProperties);
 }
 
-static int
+static VkResult
 tu_queue_init(struct tu_device *device,
               struct tu_queue *queue,
               uint32_t queue_family_index,
@@ -962,12 +962,27 @@ tu_queue_init(struct tu_device *device,
    queue->queue_idx = idx;
    queue->flags = flags;
 
+   struct drm_msm_submitqueue req = {
+      .flags = 0,
+      .prio = 0,
+   };
+
+   int ret = drmCommandWriteRead(device->physical_device->local_fd,
+                                 DRM_MSM_SUBMITQUEUE_NEW,
+                                 &req, sizeof(req));
+   if (ret)
+      return VK_ERROR_INITIALIZATION_FAILED;
+
+   queue->msm_queue_id = req.id;
    return VK_SUCCESS;
 }
 
 static void
 tu_queue_finish(struct tu_queue *queue)
 {
+   drmCommandWrite(queue->device->physical_device->local_fd,
+                   DRM_MSM_SUBMITQUEUE_CLOSE,
+                   &queue->msm_queue_id, sizeof(uint32_t));
 }
 
 static int
diff --git a/src/freedreno/vulkan/tu_private.h b/src/freedreno/vulkan/tu_private.h
index 2a09d5b14a0..a6310189cdb 100644
--- a/src/freedreno/vulkan/tu_private.h
+++ b/src/freedreno/vulkan/tu_private.h
@@ -401,6 +401,8 @@ struct tu_queue
    uint32_t queue_family_index;
    int queue_idx;
    VkDeviceQueueCreateFlags flags;
+
+   uint32_t msm_queue_id;
 };
 
 struct tu_device
-- 
2.30.2