From: Vivek Kasireddy <vivek.kasireddy@intel.com>
To: qemu-devel@nongnu.org
Cc: Vivek Kasireddy <vivek.kasireddy@intel.com>,
Gerd Hoffmann <kraxel@redhat.com>
Subject: [PATCH v6 07/13] virtio-gpu: Add initial definitions for blob resources
Date: Mon, 24 May 2021 15:30:57 -0700 [thread overview]
Message-ID: <20210524223103.922910-8-vivek.kasireddy@intel.com> (raw)
In-Reply-To: <20210524223103.922910-1-vivek.kasireddy@intel.com>
Add the property bit, configuration flag and other relevant
macros and definitions associated with this feature.
Based-on-patch-by: Gerd Hoffmann <kraxel@redhat.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Vivek Kasireddy <vivek.kasireddy@intel.com>
---
hw/display/virtio-gpu-base.c | 3 +++
hw/display/virtio-gpu.c | 14 ++++++++++++++
include/hw/virtio/virtio-gpu.h | 3 +++
3 files changed, 20 insertions(+)
diff --git a/hw/display/virtio-gpu-base.c b/hw/display/virtio-gpu-base.c
index afb3ee7d9a..dd294276cb 100644
--- a/hw/display/virtio-gpu-base.c
+++ b/hw/display/virtio-gpu-base.c
@@ -208,6 +208,9 @@ virtio_gpu_base_get_features(VirtIODevice *vdev, uint64_t features,
if (virtio_gpu_edid_enabled(g->conf)) {
features |= (1 << VIRTIO_GPU_F_EDID);
}
+ if (virtio_gpu_blob_enabled(g->conf)) {
+ features |= (1 << VIRTIO_GPU_F_RESOURCE_BLOB);
+ }
return features;
}
diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c
index 7a0db3a860..f77a7fc7dd 100644
--- a/hw/display/virtio-gpu.c
+++ b/hw/display/virtio-gpu.c
@@ -1108,6 +1108,18 @@ void virtio_gpu_device_realize(DeviceState *qdev, Error **errp)
VirtIODevice *vdev = VIRTIO_DEVICE(qdev);
VirtIOGPU *g = VIRTIO_GPU(qdev);
+ if (virtio_gpu_blob_enabled(g->parent_obj.conf)) {
+ if (!virtio_gpu_have_udmabuf()) {
+ error_setg(errp, "cannot enable blob resources without udmabuf");
+ return;
+ }
+
+ if (virtio_gpu_virgl_enabled(g->parent_obj.conf)) {
+ error_setg(errp, "blobs and virgl are not compatible (yet)");
+ return;
+ }
+ }
+
if (!virtio_gpu_base_device_realize(qdev,
virtio_gpu_handle_ctrl_cb,
virtio_gpu_handle_cursor_cb,
@@ -1201,6 +1213,8 @@ static Property virtio_gpu_properties[] = {
VIRTIO_GPU_BASE_PROPERTIES(VirtIOGPU, parent_obj.conf),
DEFINE_PROP_SIZE("max_hostmem", VirtIOGPU, conf_max_hostmem,
256 * MiB),
+ DEFINE_PROP_BIT("blob", VirtIOGPU, parent_obj.conf.flags,
+ VIRTIO_GPU_FLAG_BLOB_ENABLED, false),
DEFINE_PROP_END_OF_LIST(),
};
diff --git a/include/hw/virtio/virtio-gpu.h b/include/hw/virtio/virtio-gpu.h
index dad9a1d221..66e7aaad0e 100644
--- a/include/hw/virtio/virtio-gpu.h
+++ b/include/hw/virtio/virtio-gpu.h
@@ -89,6 +89,7 @@ enum virtio_gpu_base_conf_flags {
VIRTIO_GPU_FLAG_STATS_ENABLED,
VIRTIO_GPU_FLAG_EDID_ENABLED,
VIRTIO_GPU_FLAG_DMABUF_ENABLED,
+ VIRTIO_GPU_FLAG_BLOB_ENABLED,
};
#define virtio_gpu_virgl_enabled(_cfg) \
@@ -99,6 +100,8 @@ enum virtio_gpu_base_conf_flags {
(_cfg.flags & (1 << VIRTIO_GPU_FLAG_EDID_ENABLED))
#define virtio_gpu_dmabuf_enabled(_cfg) \
(_cfg.flags & (1 << VIRTIO_GPU_FLAG_DMABUF_ENABLED))
+#define virtio_gpu_blob_enabled(_cfg) \
+ (_cfg.flags & (1 << VIRTIO_GPU_FLAG_BLOB_ENABLED))
struct virtio_gpu_base_conf {
uint32_t max_outputs;
--
2.30.2
next prev parent reply other threads:[~2021-05-24 22:51 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-24 22:30 [PATCH v6 00/13] virtio-gpu: Add support for Blob resources feature Vivek Kasireddy
2021-05-24 22:30 ` [PATCH v6 01/13] ui: Get the fd associated with udmabuf driver Vivek Kasireddy
2021-05-24 22:30 ` [PATCH v6 02/13] headers: Add udmabuf.h Vivek Kasireddy
2021-05-24 22:30 ` [PATCH v6 03/13] virtio-gpu: Add udmabuf helpers Vivek Kasireddy
2021-05-26 6:16 ` Gerd Hoffmann
2021-05-26 19:32 ` Kasireddy, Vivek
2021-05-24 22:30 ` [PATCH v6 04/13] virtio-gpu: Add virtio_gpu_find_check_resource Vivek Kasireddy
2021-05-24 22:30 ` [PATCH v6 05/13] virtio-gpu: Refactor virtio_gpu_set_scanout Vivek Kasireddy
2021-05-24 22:30 ` [PATCH v6 06/13] virtio-gpu: Refactor virtio_gpu_create_mapping_iov Vivek Kasireddy
2021-05-24 22:30 ` Vivek Kasireddy [this message]
2021-05-24 22:30 ` [PATCH v6 08/13] virtio-gpu: Add virtio_gpu_resource_create_blob Vivek Kasireddy
2021-05-24 22:30 ` [PATCH v6 09/13] ui/pixman: Add qemu_pixman_to_drm_format() Vivek Kasireddy
2021-05-24 22:31 ` [PATCH v6 10/13] virtio-gpu: Add helpers to create and destroy dmabuf objects Vivek Kasireddy
2021-05-24 22:31 ` [PATCH v6 11/13] virtio-gpu: Factor out update scanout Vivek Kasireddy
2021-05-24 22:31 ` [PATCH v6 12/13] virtio-gpu: Add virtio_gpu_set_scanout_blob Vivek Kasireddy
2021-05-24 22:31 ` [PATCH v6 13/13] virtio-gpu: Update cursor data using blob Vivek Kasireddy
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