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zink: respect ubo buffer alignment requirement 

The driver can report a minimum alignment for UBOs, and that can be
larger than 64, which we've currently been using. Let's play ball, and
use the reported value instead.

Acked-by: Jordan Justen <jordan.l.justen@intel.com>
This commit is contained in:
Duncan Hopkins 2019-07-11 11:51:08 +01:00 committed by Erik Faye-Lund
parent 108ba81c95
commit 5cf93985a0
1 changed files with 5 additions and 2 deletions
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7
src/gallium/drivers/zink/zink_context.c
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@ -428,9 +428,12 @@ zink_set_constant_buffer(struct pipe_context *pctx,
if (cb) {
struct pipe_resource *buffer = cb->buffer;
unsigned offset = cb->buffer_offset;
if (cb->user_buffer)
u_upload_data(ctx->base.const_uploader, 0, cb->buffer_size, 64,
if (cb->user_buffer) {
struct zink_screen *screen = zink_screen(pctx->screen);
u_upload_data(ctx->base.const_uploader, 0, cb->buffer_size,
screen->props.limits.minUniformBufferOffsetAlignment,
cb->user_buffer, &offset, &buffer);
}
pipe_resource_reference(&ctx->ubos[shader][index].buffer, buffer);
ctx->ubos[shader][index].buffer_offset = offset;