On 2023/08/31 18:32, Huang Rui wrote:
From: Antonio Caggiano <antonio.caggi...@collabora.com>
Add support for the Venus capset, which enables Vulkan support through
the Venus Vulkan driver for virtio-gpu.
Signed-off-by: Antonio Caggiano <antonio.caggi...@collabora.com>
Signed-off-by: Huang Rui <ray.hu...@amd.com>
---
hw/display/virtio-gpu-virgl.c | 21 +++++++++++++++++----
include/standard-headers/linux/virtio_gpu.h | 2 ++
2 files changed, 19 insertions(+), 4 deletions(-)
diff --git a/hw/display/virtio-gpu-virgl.c b/hw/display/virtio-gpu-virgl.c
index 1a996a08fc..83cd8c8fd0 100644
--- a/hw/display/virtio-gpu-virgl.c
+++ b/hw/display/virtio-gpu-virgl.c
@@ -437,6 +437,11 @@ static void virgl_cmd_get_capset_info(VirtIOGPU *g,
virgl_renderer_get_cap_set(resp.capset_id,
&resp.capset_max_version,
&resp.capset_max_size);
+ } else if (info.capset_index == 2) {
+ resp.capset_id = VIRTIO_GPU_CAPSET_VENUS;
+ virgl_renderer_get_cap_set(resp.capset_id,
+ &resp.capset_max_version,
+ &resp.capset_max_size);
} else {
resp.capset_max_version = 0;
resp.capset_max_size = 0;
@@ -901,10 +906,18 @@ int virtio_gpu_virgl_init(VirtIOGPU *g)
int virtio_gpu_virgl_get_num_capsets(VirtIOGPU *g)
{
- uint32_t capset2_max_ver, capset2_max_size;
+ uint32_t capset2_max_ver, capset2_max_size, num_capsets;
+ num_capsets = 1;
+
virgl_renderer_get_cap_set(VIRTIO_GPU_CAPSET_VIRGL2,
- &capset2_max_ver,
- &capset2_max_size);
+ &capset2_max_ver,
+ &capset2_max_size);
+ num_capsets += capset2_max_ver ? 1 : 0;
+
+ virgl_renderer_get_cap_set(VIRTIO_GPU_CAPSET_VENUS,
+ &capset2_max_ver,
+ &capset2_max_size);
+ num_capsets += capset2_max_size ? 1 : 0;
- return capset2_max_ver ? 2 : 1;
+ return num_capsets;
}
diff --git a/include/standard-headers/linux/virtio_gpu.h
b/include/standard-headers/linux/virtio_gpu.h
index 2da48d3d4c..2db643ed8f 100644
--- a/include/standard-headers/linux/virtio_gpu.h
+++ b/include/standard-headers/linux/virtio_gpu.h
@@ -309,6 +309,8 @@ struct virtio_gpu_cmd_submit {
#define VIRTIO_GPU_CAPSET_VIRGL 1
#define VIRTIO_GPU_CAPSET_VIRGL2 2
+/* 3 is reserved for gfxstream */
+#define VIRTIO_GPU_CAPSET_VENUS 4
This file is synced with scripts/update-linux-headers.sh and should not
be modified.
/* VIRTIO_GPU_CMD_GET_CAPSET_INFO */
struct virtio_gpu_get_capset_info {
