From 49a8b659324fe105aaa8ed6d83c742ebace9b932 Mon Sep 17 00:00:00 2001 From: Antonio Caggiano Date: Sun, 12 Mar 2023 17:22:29 +0800 Subject: virtio-gpu: blob prep This adds preparatory functions needed to: - decode blob cmds - tracking iovecs Signed-off-by: Antonio Caggiano Signed-off-by: Dmitry Osipenko Signed-off-by: Gurchetan Singh Tested-by: Alyssa Ross Tested-by: Emmanouil Pitsidianakis Tested-by: Akihiko Odaki Tested-by: Huang Rui Acked-by: Huang Rui Reviewed-by: Emmanouil Pitsidianakis Reviewed-by: Akihiko Odaki --- include/hw/virtio/virtio-gpu-bswap.h | 15 +++++++++++++++ include/hw/virtio/virtio-gpu.h | 5 +++++ 2 files changed, 20 insertions(+) (limited to 'include/hw') diff --git a/include/hw/virtio/virtio-gpu-bswap.h b/include/hw/virtio/virtio-gpu-bswap.h index 637a058..dd1975e 100644 --- a/include/hw/virtio/virtio-gpu-bswap.h +++ b/include/hw/virtio/virtio-gpu-bswap.h @@ -71,6 +71,21 @@ virtio_gpu_create_blob_bswap(struct virtio_gpu_resource_create_blob *cblob) } static inline void +virtio_gpu_map_blob_bswap(struct virtio_gpu_resource_map_blob *mblob) +{ + virtio_gpu_ctrl_hdr_bswap(&mblob->hdr); + le32_to_cpus(&mblob->resource_id); + le64_to_cpus(&mblob->offset); +} + +static inline void +virtio_gpu_unmap_blob_bswap(struct virtio_gpu_resource_unmap_blob *ublob) +{ + virtio_gpu_ctrl_hdr_bswap(&ublob->hdr); + le32_to_cpus(&ublob->resource_id); +} + +static inline void virtio_gpu_scanout_blob_bswap(struct virtio_gpu_set_scanout_blob *ssb) { virtio_gpu_bswap_32(ssb, sizeof(*ssb) - sizeof(ssb->offsets[3])); diff --git a/include/hw/virtio/virtio-gpu.h b/include/hw/virtio/virtio-gpu.h index de4f624..55973e1 100644 --- a/include/hw/virtio/virtio-gpu.h +++ b/include/hw/virtio/virtio-gpu.h @@ -257,6 +257,9 @@ void virtio_gpu_base_fill_display_info(VirtIOGPUBase *g, void virtio_gpu_base_generate_edid(VirtIOGPUBase *g, int scanout, struct virtio_gpu_resp_edid *edid); /* virtio-gpu.c */ +struct virtio_gpu_simple_resource * +virtio_gpu_find_resource(VirtIOGPU *g, uint32_t resource_id); + void virtio_gpu_ctrl_response(VirtIOGPU *g, struct virtio_gpu_ctrl_command *cmd, struct virtio_gpu_ctrl_hdr *resp, @@ -275,6 +278,8 @@ int virtio_gpu_create_mapping_iov(VirtIOGPU *g, uint32_t *niov); void virtio_gpu_cleanup_mapping_iov(VirtIOGPU *g, struct iovec *iov, uint32_t count); +void virtio_gpu_cleanup_mapping(VirtIOGPU *g, + struct virtio_gpu_simple_resource *res); void virtio_gpu_process_cmdq(VirtIOGPU *g); void virtio_gpu_device_realize(DeviceState *qdev, Error **errp); void virtio_gpu_reset(VirtIODevice *vdev); -- cgit v1.1