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/*
* Copyright 2020 Chromium
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* on the rights to use, copy, modify, merge, publish, distribute, sub
* license, and/or sell copies of the Software, and to permit persons to whom
* the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef VENUS_HW_H
#define VENUS_HW_H
#include <stdint.h>
#ifdef VIRGL_RENDERER_UNSTABLE_APIS
struct virgl_renderer_capset_venus {
uint32_t wire_format_version;
uint32_t vk_xml_version;
uint32_t vk_ext_command_serialization_spec_version;
uint32_t vk_mesa_venus_protocol_spec_version;
/* This flag indicates render server config, and will be needed until drm
* virtio-gpu blob mem gets fixed to attach_resource before resource_map.
*/
uint32_t supports_blob_id_0;
/* Extension number N, where N is defined by the Vulkan spec, corresponds
* to bit [N / 32] & (1 << N % 32). The below mask1 covers the first 1023
* Vulkan extensions (numbered from 1 to 1023).
*
* Bit (mask1[0] & 0x1) is used for backward compatibility purpose. When
* that bit is set, the extension mask(s) are valid. Otherwise, all the
* extensions are assumed to be supported by the renderer side protocol.
*/
uint32_t vk_extension_mask1[32];
/* The single-threaded renderer cannot afford potential blocking calls. It
* also leads to GPU lost if the wait depends on a following command. This
* capset allows such blocking calls to passthrough from the clients, and
* shifts the responsibilities to the client drivers.
*/
uint32_t allow_vk_wait_syncs;
/* This flag indicates that the renderer supports multiple fencing
* timelines. The client driver is expected to associate each VkQueue with
* one of these timelines at queue creation by binding it with an unused
* ring_idx. Queues created without a ring_idx binding are associated to a
* shared legacy timeline. The special ring_idx==0 is reserved for CPU
* fences that are signaled by the renderer immediately upon consumption of
* the associated renderer submission.
*/
uint32_t supports_multiple_timelines;
};
#endif
#endif /* VENUS_HW_H */
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