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virgl: add UBOs to virgl_shader_binding_state

Browse source 
It replaces virgl_context::ubos.

Signed-off-by: Chia-I Wu <olvaffe@gmail.com>
Reviewed-by: Alexandros Frantzis <alexandros.frantzis@collabora.com>
This commit is contained in:
Chia-I Wu 2019-05-16 14:00:54 -07:00
parent 2e21d66d7a
commit 920c4143f0
2 changed files with 37 additions and 20 deletions
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52
src/gallium/drivers/virgl/virgl_context.c
View file

@ -145,13 +145,16 @@ static void virgl_attach_res_uniform_buffers(struct virgl_context *vctx,
enum pipe_shader_type shader_type)
{
struct virgl_winsys *vws = virgl_screen(vctx->base.screen)->vws;
const struct virgl_shader_binding_state *binding =
&vctx->shader_bindings[shader_type];
uint32_t remaining_mask = binding->ubo_enabled_mask;
struct virgl_resource *res;
unsigned i;
for (i = 0; i < PIPE_MAX_CONSTANT_BUFFERS; i++) {
res = virgl_resource(vctx->ubos[shader_type][i]);
if (res) {
vws->emit_res(vws, vctx->cbuf, res->hw_res, FALSE);
}
while (remaining_mask) {
int i = u_bit_scan(&remaining_mask);
res = virgl_resource(binding->ubos[i].buffer);
assert(res);
vws->emit_res(vws, vctx->cbuf, res->hw_res, FALSE);
}
}
@ -505,20 +508,28 @@ static void virgl_set_constant_buffer(struct pipe_context *ctx,
const struct pipe_constant_buffer *buf)
{
struct virgl_context *vctx = virgl_context(ctx);
struct virgl_shader_binding_state *binding =
&vctx->shader_bindings[shader];
if (buf) {
if (!buf->user_buffer){
struct virgl_resource *res = virgl_resource(buf->buffer);
virgl_encoder_set_uniform_buffer(vctx, shader, index, buf->buffer_offset,
buf->buffer_size, res);
pipe_resource_reference(&vctx->ubos[shader][index], buf->buffer);
return;
}
pipe_resource_reference(&vctx->ubos[shader][index], NULL);
virgl_encoder_write_constant_buffer(vctx, shader, index, buf->buffer_size / 4, buf->user_buffer);
if (buf && buf->buffer) {
struct virgl_resource *res = virgl_resource(buf->buffer);
virgl_encoder_set_uniform_buffer(vctx, shader, index,
buf->buffer_offset,
buf->buffer_size, res);
pipe_resource_reference(&binding->ubos[index].buffer, buf->buffer);
binding->ubos[index] = *buf;
binding->ubo_enabled_mask |= 1 << index;
} else {
virgl_encoder_write_constant_buffer(vctx, shader, index, 0, NULL);
pipe_resource_reference(&vctx->ubos[shader][index], NULL);
static const struct pipe_constant_buffer dummy_ubo;
if (!buf)
buf = &dummy_ubo;
virgl_encoder_write_constant_buffer(vctx, shader, index,
buf->buffer_size / 4,
buf->user_buffer);
pipe_resource_reference(&binding->ubos[index].buffer, NULL);
binding->ubo_enabled_mask &= ~(1 << index);
}
}
@ -1156,6 +1167,11 @@ virgl_release_shader_binding(struct virgl_context *vctx,
pipe_sampler_view_reference(
(struct pipe_sampler_view **)&binding->views[i], NULL);
}
while (binding->ubo_enabled_mask) {
int i = u_bit_scan(&binding->ubo_enabled_mask);
pipe_resource_reference(&binding->ubos[i].buffer, NULL);
}
}
static void

5
src/gallium/drivers/virgl/virgl_context.h
View file

@ -54,6 +54,9 @@ struct virgl_rasterizer_state {
struct virgl_shader_binding_state {
struct pipe_sampler_view *views[16];
uint32_t view_enabled_mask;
struct pipe_constant_buffer ubos[PIPE_MAX_CONSTANT_BUFFERS];
uint32_t ubo_enabled_mask;
};
struct virgl_context {
@ -80,8 +83,6 @@ struct virgl_context {
struct virgl_so_target so_targets[PIPE_MAX_SO_BUFFERS];
unsigned num_so_targets;
struct pipe_resource *ubos[PIPE_SHADER_TYPES][PIPE_MAX_CONSTANT_BUFFERS];
struct pipe_resource *ssbos[PIPE_SHADER_TYPES][PIPE_MAX_SHADER_BUFFERS];
struct pipe_resource *images[PIPE_SHADER_TYPES][PIPE_MAX_SHADER_BUFFERS];
uint32_t num_draws, num_compute;