ShuriZma
/
xemu
mirror of https://github.com/xemu-project/xemu.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

virtio-gpu: Add virgl resource management 

In a preparation to adding host blobs support to virtio-gpu, add virgl
resource management that allows to retrieve resource based on its ID
and virgl resource wrapper on top of simple resource that will be contain
fields specific to virgl.

Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Antonio Caggiano <quic_acaggian@quicinc.com>
Signed-off-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Message-Id: <20241024210311.118220-10-dmitry.osipenko@collabora.com>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
This commit is contained in:
Huang Rui 2024-10-25 00:03:07 +03:00 committed by Alex Bennée
parent 6a3e00d8c9
commit df4c498e02
1 changed files with 76 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

76
hw/display/virtio-gpu-virgl.c
View File

@ -22,6 +22,23 @@
#include <virglrenderer.h>
struct virtio_gpu_virgl_resource {
struct virtio_gpu_simple_resource base;
};
static struct virtio_gpu_virgl_resource *
virtio_gpu_virgl_find_resource(VirtIOGPU *g, uint32_t resource_id)
{
struct virtio_gpu_simple_resource *res;
res = virtio_gpu_find_resource(g, resource_id);
if (!res) {
return NULL;
}
return container_of(res, struct virtio_gpu_virgl_resource, base);
}
#if VIRGL_RENDERER_CALLBACKS_VERSION >= 4
static void *
virgl_get_egl_display(G_GNUC_UNUSED void *cookie)
@ -35,11 +52,34 @@ static void virgl_cmd_create_resource_2d(VirtIOGPU *g,
{
struct virtio_gpu_resource_create_2d c2d;
struct virgl_renderer_resource_create_args args;
struct virtio_gpu_virgl_resource *res;
VIRTIO_GPU_FILL_CMD(c2d);
trace_virtio_gpu_cmd_res_create_2d(c2d.resource_id, c2d.format,
c2d.width, c2d.height);
if (c2d.resource_id == 0) {
qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n",
__func__);
cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID;
return;
}
res = virtio_gpu_virgl_find_resource(g, c2d.resource_id);
if (res) {
qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n",
__func__, c2d.resource_id);
cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID;
return;
}
res = g_new0(struct virtio_gpu_virgl_resource, 1);
res->base.width = c2d.width;
res->base.height = c2d.height;
res->base.format = c2d.format;
res->base.resource_id = c2d.resource_id;
QTAILQ_INSERT_HEAD(&g->reslist, &res->base, next);
args.handle = c2d.resource_id;
args.target = 2;
args.format = c2d.format;
@ -59,11 +99,34 @@ static void virgl_cmd_create_resource_3d(VirtIOGPU *g,
{
struct virtio_gpu_resource_create_3d c3d;
struct virgl_renderer_resource_create_args args;
struct virtio_gpu_virgl_resource *res;
VIRTIO_GPU_FILL_CMD(c3d);
trace_virtio_gpu_cmd_res_create_3d(c3d.resource_id, c3d.format,
c3d.width, c3d.height, c3d.depth);
if (c3d.resource_id == 0) {
qemu_log_mask(LOG_GUEST_ERROR, "%s: resource id 0 is not allowed\n",
__func__);
cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID;
return;
}
res = virtio_gpu_virgl_find_resource(g, c3d.resource_id);
if (res) {
qemu_log_mask(LOG_GUEST_ERROR, "%s: resource already exists %d\n",
__func__, c3d.resource_id);
cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID;
return;
}
res = g_new0(struct virtio_gpu_virgl_resource, 1);
res->base.width = c3d.width;
res->base.height = c3d.height;
res->base.format = c3d.format;
res->base.resource_id = c3d.resource_id;
QTAILQ_INSERT_HEAD(&g->reslist, &res->base, next);
args.handle = c3d.resource_id;
args.target = c3d.target;
args.format = c3d.format;
@ -82,12 +145,21 @@ static void virgl_cmd_resource_unref(VirtIOGPU *g,
struct virtio_gpu_ctrl_command *cmd)
{
struct virtio_gpu_resource_unref unref;
struct virtio_gpu_virgl_resource *res;
struct iovec *res_iovs = NULL;
int num_iovs = 0;
VIRTIO_GPU_FILL_CMD(unref);
trace_virtio_gpu_cmd_res_unref(unref.resource_id);
res = virtio_gpu_virgl_find_resource(g, unref.resource_id);
if (!res) {
qemu_log_mask(LOG_GUEST_ERROR, "%s: resource does not exist %d\n",
__func__, unref.resource_id);
cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_RESOURCE_ID;
return;
}
virgl_renderer_resource_detach_iov(unref.resource_id,
&res_iovs,
&num_iovs);
@ -95,6 +167,10 @@ static void virgl_cmd_resource_unref(VirtIOGPU *g,
virtio_gpu_cleanup_mapping_iov(g, res_iovs, num_iovs);
}
virgl_renderer_resource_unref(unref.resource_id);
QTAILQ_REMOVE(&g->reslist, &res->base, next);
g_free(res);
}
static void virgl_cmd_context_create(VirtIOGPU *g,