On Wed, Jan 10, 2018 at 2:49 PM, Marek Olšák <mar...@gmail.com> wrote:
> From: Marek Olšák <marek.ol...@amd.com>
>
> ---
> src/gallium/drivers/freedreno/freedreno_screen.c | 4 +---
> src/gallium/drivers/freedreno/freedreno_state.c | 13 +++++++++++++
> 2 files changed, 14 insertions(+), 3 deletions(-)
>
> diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c
> b/src/gallium/drivers/freedreno/freedreno_screen.c
> index 315b73a..639fbe7 100644
> --- a/src/gallium/drivers/freedreno/freedreno_screen.c
> +++ b/src/gallium/drivers/freedreno/freedreno_screen.c
> @@ -177,28 +177,26 @@ fd_screen_get_param(struct pipe_screen *pscreen, enum
> pipe_cap param)
> case PIPE_CAP_VERTEX_COLOR_UNCLAMPED:
> case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION:
> case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY:
> case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY:
> case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY:
> case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT:
> case PIPE_CAP_STRING_MARKER:
> case PIPE_CAP_MIXED_COLOR_DEPTH_BITS:
> case PIPE_CAP_TEXTURE_BARRIER:
> case PIPE_CAP_INVALIDATE_BUFFER:
> + case PIPE_CAP_USER_CONSTANT_BUFFERS:
> return 1;
>
> case PIPE_CAP_VERTEXID_NOBASE:
> return is_a3xx(screen) || is_a4xx(screen);
>
> - case PIPE_CAP_USER_CONSTANT_BUFFERS:
> - return is_a4xx(screen) ? 0 : 1;
> -
> case PIPE_CAP_COMPUTE:
> return has_compute(screen);
>
> case PIPE_CAP_SHADER_STENCIL_EXPORT:
> case PIPE_CAP_TGSI_TEXCOORD:
> case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER:
> case PIPE_CAP_TEXTURE_MULTISAMPLE:
> case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
> case PIPE_CAP_QUERY_MEMORY_INFO:
> case PIPE_CAP_PCI_GROUP:
> diff --git a/src/gallium/drivers/freedreno/freedreno_state.c
> b/src/gallium/drivers/freedreno/freedreno_state.c
> index dd42aa0..9f0c490 100644
> --- a/src/gallium/drivers/freedreno/freedreno_state.c
> +++ b/src/gallium/drivers/freedreno/freedreno_state.c
> @@ -24,20 +24,21 @@
> *
> * Authors:
> * Rob Clark <robcl...@freedesktop.org>
> */
>
> #include "pipe/p_state.h"
> #include "util/u_dual_blend.h"
> #include "util/u_string.h"
> #include "util/u_memory.h"
> #include "util/u_helpers.h"
> +#include "util/u_upload_mgr.h"
>
> #include "freedreno_state.h"
> #include "freedreno_context.h"
> #include "freedreno_resource.h"
> #include "freedreno_texture.h"
> #include "freedreno_gmem.h"
> #include "freedreno_query_hw.h"
> #include "freedreno_util.h"
>
> /* All the generic state handling.. In case of CSO's that are specific
> @@ -88,20 +89,32 @@ fd_set_sample_mask(struct pipe_context *pctx, unsigned
> sample_mask)
> * previous values.
> * index>0 will be UBO's.. well, I'll worry about that later
> */
> static void
> fd_set_constant_buffer(struct pipe_context *pctx,
> enum pipe_shader_type shader, uint index,
> const struct pipe_constant_buffer *cb)
> {
> struct fd_context *ctx = fd_context(pctx);
> struct fd_constbuf_stateobj *so = &ctx->constbuf[shader];
> + struct pipe_constant_buffer c;
> +
> + if (is_a4xx(ctx->screen) && cb && cb->user_buffer) {
> + c.buffer = NULL;
> + c.buffer_size = cb->buffer_size;
> + c.user_buffer = NULL;
> +
> + u_upload_data(pctx->const_uploader, 0, cb->buffer_size, 64,
> + cb->user_buffer, &c.buffer_offset, &c.buffer);
> + u_upload_unmap(pctx->const_uploader);
> + cb = &c;
> + }
It's probably ok to just drop this.. actually all of a3xx+ can do
non-user uniform buffer (I just haven't worked out the alignment
constraints on other gens)..
Really I just wanted a way to say kinda the opposite thing as this cap
to the state tracker (ie. that I could do both user and non-user)
BR,
-R
>
> util_copy_constant_buffer(&so->cb[index], cb);
>
> /* Note that the state tracker can unbind constant buffers by
> * passing NULL here.
> */
> if (unlikely(!cb)) {
> so->enabled_mask &= ~(1 << index);
> so->dirty_mask &= ~(1 << index);
> return;
> --
> 2.7.4
>
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