radv: split the device local memory heap into two

Advertise two device local memory heaps; one that is host visible
and one that is not.

This makes it possible for clients to tell how much host visible
vs. non-host visible memory is available.

Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
index 86505f4..512d366 100644 (file)
--- a/src/amd/vulkan/radv_device.c
+++ b/src/amd/vulkan/radv_device.c
@@ -530,27 +530,32 @@ void radv_GetPhysicalDeviceMemoryProperties(
        pMemoryProperties->memoryTypes[1] = (VkMemoryType) {
                .propertyFlags = VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
                VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
-               .heapIndex = 1,
+               .heapIndex = 2,
        };
        pMemoryProperties->memoryTypes[2] = (VkMemoryType) {
                .propertyFlags = VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT |
                VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
                VK_MEMORY_PROPERTY_HOST_COHERENT_BIT,
-               .heapIndex = 0,
+               .heapIndex = 1,
        };
        pMemoryProperties->memoryTypes[3] = (VkMemoryType) {
                .propertyFlags = VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT |
                VK_MEMORY_PROPERTY_HOST_COHERENT_BIT |
                VK_MEMORY_PROPERTY_HOST_CACHED_BIT,
-               .heapIndex = 1,
+               .heapIndex = 2,
        };
 
-       pMemoryProperties->memoryHeapCount = 2;
+       pMemoryProperties->memoryHeapCount = 3;
        pMemoryProperties->memoryHeaps[0] = (VkMemoryHeap) {
-               .size = physical_device->rad_info.vram_size,
+               .size = physical_device->rad_info.vram_size -
+                               physical_device->rad_info.visible_vram_size,
                .flags = VK_MEMORY_HEAP_DEVICE_LOCAL_BIT,
        };
        pMemoryProperties->memoryHeaps[1] = (VkMemoryHeap) {
+               .size = physical_device->rad_info.visible_vram_size,
+               .flags = VK_MEMORY_HEAP_DEVICE_LOCAL_BIT,
+       };
+       pMemoryProperties->memoryHeaps[2] = (VkMemoryHeap) {
                .size = physical_device->rad_info.gart_size,
                .flags = 0,
        };

diff --git a/src/amd/vulkan/radv_radeon_winsys.h b/src/amd/vulkan/radv_radeon_winsys.h
index 6370f3d..76363a3 100644 (file)
--- a/src/amd/vulkan/radv_radeon_winsys.h
+++ b/src/amd/vulkan/radv_radeon_winsys.h
@@ -85,6 +85,7 @@ struct radeon_info {
        uint32_t                    gart_page_size;
        uint64_t                    gart_size;
        uint64_t                    vram_size;
+       uint64_t                    visible_vram_size;
        bool                        has_dedicated_vram;
        bool                     has_virtual_memory;
        bool                        gfx_ib_pad_with_type2;

diff --git a/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_winsys.c b/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_winsys.c
index 0456100..b2e171a 100644 (file)
--- a/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_winsys.c
+++ b/src/amd/vulkan/winsys/amdgpu/radv_amdgpu_winsys.c
@@ -116,7 +116,7 @@ static bool
 do_winsys_init(struct radv_amdgpu_winsys *ws, int fd)
 {
        struct amdgpu_buffer_size_alignments alignment_info = {};
-       struct amdgpu_heap_info vram, gtt;
+       struct amdgpu_heap_info vram, visible_vram, gtt;
        struct drm_amdgpu_info_hw_ip dma = {};
        drmDevicePtr devinfo;
        int r;
@@ -152,6 +152,13 @@ do_winsys_init(struct radv_amdgpu_winsys *ws, int fd)
                goto fail;
        }
 
+       r = amdgpu_query_heap_info(ws->dev, AMDGPU_GEM_DOMAIN_VRAM,
+                                  AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED, &visible_vram);
+       if (r) {
+               fprintf(stderr, "amdgpu: amdgpu_query_heap_info(visible_vram) failed.\n");
+               goto fail;
+       }
+
        r = amdgpu_query_heap_info(ws->dev, AMDGPU_GEM_DOMAIN_GTT, 0, &gtt);
        if (r) {
                fprintf(stderr, "amdgpu: amdgpu_query_heap_info(gtt) failed.\n");
@@ -270,6 +277,7 @@ do_winsys_init(struct radv_amdgpu_winsys *ws, int fd)
        ws->info.name = get_chip_name(ws->info.family);
        ws->info.gart_size = gtt.heap_size;
        ws->info.vram_size = vram.heap_size;
+       ws->info.visible_vram_size = visible_vram.heap_size;
        /* convert the shader clock from KHz to MHz */
        ws->info.max_shader_clock = ws->amdinfo.max_engine_clk / 1000;
        ws->info.max_se = ws->amdinfo.num_shader_engines;