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venus: switch to vn_ring as the protocol interface - part 1

Browse source 
No functional change but just preparations for switching instance
to ring to interface with the venus protocol headers.

Signed-off-by: Yiwei Zhang <zzyiwei@chromium.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26179>
This commit is contained in:
Yiwei Zhang 2023-11-09 14:51:57 -08:00 • committed by Marge Bot
parent a0ef347a82
commit d28ebf7b99
3 changed files with 54 additions and 5 deletions
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3
src/virtio/vulkan/vn_instance.h
View file

@ -143,7 +143,8 @@ static inline void
vn_instance_submit_command(struct vn_instance *instance,
struct vn_instance_submit_command *submit)
{
vn_ring_submit_command(instance->ring.ring, submit);
vn_ring_submit_command(instance->ring.ring,
(struct vn_ring_submit_command *)submit);
}
static inline struct vn_cs_decoder *

10
src/virtio/vulkan/vn_ring.c
View file

@ -617,7 +617,7 @@ vn_ring_set_reply_shmem_locked(struct vn_ring *ring,
void
vn_ring_submit_command(struct vn_ring *ring,
struct vn_instance_submit_command *submit)
struct vn_ring_submit_command *submit)
{
assert(!vn_cs_encoder_is_empty(&submit->command));
@ -651,3 +651,11 @@ vn_ring_submit_command(struct vn_ring *ring,
vn_ring_wait_seqno(ring, submit->ring_seqno);
}
}
void
vn_ring_free_command_reply(struct vn_ring *ring,
struct vn_ring_submit_command *submit)
{
assert(submit->reply_shmem);
vn_renderer_shmem_unref(ring->instance->renderer, submit->reply_shmem);
}

46
src/virtio/vulkan/vn_ring.h
View file

@ -63,12 +63,52 @@ vn_ring_unset_status_bits(struct vn_ring *ring, uint32_t mask);
bool
vn_ring_get_seqno_status(struct vn_ring *ring, uint32_t seqno);
/* forward declaration before updating protocol to submit via ring */
struct vn_instance_submit_command;
struct vn_ring_submit_command {
/* empty command implies errors */
struct vn_cs_encoder command;
struct vn_cs_encoder_buffer buffer;
/* non-zero implies waiting */
size_t reply_size;
/* when reply_size is non-zero, NULL can be returned on errors */
struct vn_renderer_shmem *reply_shmem;
struct vn_cs_decoder reply;
/* valid when instance ring submission succeeds */
bool ring_seqno_valid;
uint32_t ring_seqno;
};
static inline struct vn_cs_encoder *
vn_ring_submit_command_init(struct vn_ring *ring,
struct vn_ring_submit_command *submit,
void *cmd_data,
size_t cmd_size,
size_t reply_size)
{
submit->buffer = VN_CS_ENCODER_BUFFER_INITIALIZER(cmd_data);
submit->command = VN_CS_ENCODER_INITIALIZER(&submit->buffer, cmd_size);
submit->reply_size = reply_size;
submit->reply_shmem = NULL;
return &submit->command;
}
static inline struct vn_cs_decoder *
vn_ring_get_command_reply(struct vn_ring *ring,
struct vn_ring_submit_command *submit)
{
return submit->reply_shmem ? &submit->reply : NULL;
}
void
vn_ring_free_command_reply(struct vn_ring *ring,
struct vn_ring_submit_command *submit);
void
vn_ring_submit_command(struct vn_ring *ring,
struct vn_instance_submit_command *submit);
struct vn_ring_submit_command *submit);
VkResult
vn_ring_submit_command_simple(struct vn_ring *ring,