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path: root/src/gallium/drivers/virgl/virgl_context.c
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Diffstat (limited to 'src/gallium/drivers/virgl/virgl_context.c')
-rw-r--r--src/gallium/drivers/virgl/virgl_context.c962
1 files changed, 962 insertions, 0 deletions
diff --git a/src/gallium/drivers/virgl/virgl_context.c b/src/gallium/drivers/virgl/virgl_context.c
new file mode 100644
index 00000000000..37a631a2b26
--- /dev/null
+++ b/src/gallium/drivers/virgl/virgl_context.c
@@ -0,0 +1,962 @@
+/*
+ * Copyright 2014, 2015 Red Hat.
+ *
+ * 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.
+ */
+
+#include "pipe/p_shader_tokens.h"
+
+#include "pipe/p_context.h"
+#include "pipe/p_defines.h"
+#include "pipe/p_screen.h"
+#include "pipe/p_state.h"
+#include "util/u_inlines.h"
+#include "util/u_memory.h"
+#include "util/u_format.h"
+#include "util/u_transfer.h"
+#include "util/u_helpers.h"
+#include "util/u_slab.h"
+#include "util/u_upload_mgr.h"
+#include "util/u_blitter.h"
+#include "tgsi/tgsi_text.h"
+
+#include "pipebuffer/pb_buffer.h"
+#include "state_tracker/graw.h"
+#include "state_tracker/drm_driver.h"
+
+#include "virgl_encode.h"
+
+#include "virgl_context.h"
+
+#include "virgl_resource.h"
+#include "virgl.h"
+#include "state_tracker/sw_winsys.h"
+ struct pipe_screen encscreen;
+
+static uint32_t next_handle;
+uint32_t virgl_object_assign_handle(void)
+{
+ return ++next_handle;
+}
+
+static void virgl_buffer_flush(struct virgl_context *vctx,
+ struct virgl_buffer *vbuf)
+{
+ struct virgl_screen *rs = virgl_screen(vctx->base.screen);
+ struct pipe_box box;
+
+ assert(vbuf->on_list);
+
+ box.height = 1;
+ box.depth = 1;
+ box.y = 0;
+ box.z = 0;
+
+ box.x = vbuf->valid_buffer_range.start;
+ box.width = MIN2(vbuf->valid_buffer_range.end - vbuf->valid_buffer_range.start, vbuf->base.u.b.width0);
+
+ vctx->num_transfers++;
+ rs->vws->transfer_put(rs->vws, vbuf->base.hw_res,
+ &box, 0, 0, box.x, 0);
+
+ util_range_set_empty(&vbuf->valid_buffer_range);
+}
+
+static void virgl_attach_res_framebuffer(struct virgl_context *vctx)
+{
+ struct virgl_winsys *vws = virgl_screen(vctx->base.screen)->vws;
+ struct pipe_surface *surf;
+ struct virgl_resource *res;
+ unsigned i;
+
+ surf = vctx->framebuffer.zsbuf;
+ if (surf) {
+ res = (struct virgl_resource *)surf->texture;
+ if (res)
+ vws->emit_res(vws, vctx->cbuf, res->hw_res, FALSE);
+ }
+ for (i = 0; i < vctx->framebuffer.nr_cbufs; i++) {
+ surf = vctx->framebuffer.cbufs[i];
+ if (surf) {
+ res = (struct virgl_resource *)surf->texture;
+ if (res)
+ vws->emit_res(vws, vctx->cbuf, res->hw_res, FALSE);
+ }
+ }
+}
+
+static void virgl_attach_res_sampler_views(struct virgl_context *vctx,
+ unsigned shader_type)
+{
+ struct virgl_winsys *vws = virgl_screen(vctx->base.screen)->vws;
+ struct virgl_textures_info *tinfo = &vctx->samplers[shader_type];
+ struct virgl_resource *res;
+ uint32_t remaining_mask = tinfo->enabled_mask;
+ unsigned i;
+ while (remaining_mask) {
+ i = u_bit_scan(&remaining_mask);
+ assert(tinfo->views[i]);
+
+ res = (struct virgl_resource *)tinfo->views[i]->base.texture;
+ if (res)
+ vws->emit_res(vws, vctx->cbuf, res->hw_res, FALSE);
+ }
+}
+
+static void virgl_attach_res_vertex_buffers(struct virgl_context *vctx)
+{
+ struct virgl_winsys *vws = virgl_screen(vctx->base.screen)->vws;
+ struct virgl_resource *res;
+ unsigned i;
+
+ for (i = 0; i < vctx->num_vertex_buffers; i++) {
+ res = (struct virgl_resource *)vctx->vertex_buffer[i].buffer;
+ if (res)
+ vws->emit_res(vws, vctx->cbuf, res->hw_res, FALSE);
+ }
+}
+
+static void virgl_attach_res_index_buffer(struct virgl_context *vctx)
+{
+ struct virgl_winsys *vws = virgl_screen(vctx->base.screen)->vws;
+ struct virgl_resource *res;
+
+ res = (struct virgl_resource *)vctx->index_buffer.buffer;
+ if (res)
+ vws->emit_res(vws, vctx->cbuf, res->hw_res, FALSE);
+}
+
+static void virgl_attach_res_so_targets(struct virgl_context *vctx)
+{
+ struct virgl_winsys *vws = virgl_screen(vctx->base.screen)->vws;
+ struct virgl_resource *res;
+ unsigned i;
+
+ for (i = 0; i < vctx->num_so_targets; i++) {
+ res = (struct virgl_resource *)vctx->so_targets[i].base.buffer;
+ if (res)
+ vws->emit_res(vws, vctx->cbuf, res->hw_res, FALSE);
+ }
+}
+
+static void virgl_attach_res_uniform_buffers(struct virgl_context *vctx,
+ unsigned shader_type)
+{
+ struct virgl_winsys *vws = virgl_screen(vctx->base.screen)->vws;
+ struct virgl_resource *res;
+ unsigned i;
+ for (i = 0; i < PIPE_MAX_CONSTANT_BUFFERS; i++) {
+ res = (struct virgl_resource *)vctx->ubos[shader_type][i];
+ if (res) {
+ vws->emit_res(vws, vctx->cbuf, res->hw_res, FALSE);
+ }
+ }
+}
+
+/*
+ * after flushing, the hw context still has a bunch of
+ * resources bound, so we need to rebind those here.
+ */
+static void virgl_reemit_res(struct virgl_context *vctx)
+{
+ unsigned shader_type;
+
+ /* reattach any flushed resources */
+ /* framebuffer, sampler views, vertex/index/uniform/stream buffers */
+ virgl_attach_res_framebuffer(vctx);
+
+ for (shader_type = 0; shader_type < PIPE_SHADER_TYPES; shader_type++) {
+ virgl_attach_res_sampler_views(vctx, shader_type);
+ virgl_attach_res_uniform_buffers(vctx, shader_type);
+ }
+ virgl_attach_res_index_buffer(vctx);
+ virgl_attach_res_vertex_buffers(vctx);
+ virgl_attach_res_so_targets(vctx);
+}
+
+static struct pipe_surface *virgl_create_surface(struct pipe_context *ctx,
+ struct pipe_resource *resource,
+ const struct pipe_surface *templ)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ struct virgl_surface *surf;
+ struct virgl_resource *res = virgl_resource(resource);
+ uint32_t handle;
+
+ surf = CALLOC_STRUCT(virgl_surface);
+ if (surf == NULL)
+ return NULL;
+
+ res->clean = FALSE;
+ handle = virgl_object_assign_handle();
+ pipe_reference_init(&surf->base.reference, 1);
+ pipe_resource_reference(&surf->base.texture, resource);
+ surf->base.context = ctx;
+ surf->base.format = templ->format;
+ if (resource->target != PIPE_BUFFER) {
+ surf->base.width = u_minify(resource->width0, templ->u.tex.level);
+ surf->base.height = u_minify(resource->height0, templ->u.tex.level);
+ surf->base.u.tex.level = templ->u.tex.level;
+ surf->base.u.tex.first_layer = templ->u.tex.first_layer;
+ surf->base.u.tex.last_layer = templ->u.tex.last_layer;
+ } else {
+ surf->base.width = templ->u.buf.last_element - templ->u.buf.first_element + 1;
+ surf->base.height = resource->height0;
+ surf->base.u.buf.first_element = templ->u.buf.first_element;
+ surf->base.u.buf.last_element = templ->u.buf.last_element;
+ }
+ virgl_encoder_create_surface(vctx, handle, res, &surf->base);
+ surf->handle = handle;
+ return &surf->base;
+}
+
+static void virgl_surface_destroy(struct pipe_context *ctx,
+ struct pipe_surface *psurf)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ struct virgl_surface *surf = (struct virgl_surface *)psurf;
+
+ pipe_resource_reference(&surf->base.texture, NULL);
+ virgl_encode_delete_object(vctx, surf->handle, VIRGL_OBJECT_SURFACE);
+ FREE(surf);
+}
+
+static void *virgl_create_blend_state(struct pipe_context *ctx,
+ const struct pipe_blend_state *blend_state)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ uint32_t handle;
+ handle = virgl_object_assign_handle();
+
+ virgl_encode_blend_state(vctx, handle, blend_state);
+ return (void *)(unsigned long)handle;
+
+}
+
+static void virgl_bind_blend_state(struct pipe_context *ctx,
+ void *blend_state)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ uint32_t handle = (unsigned long)blend_state;
+ virgl_encode_bind_object(vctx, handle, VIRGL_OBJECT_BLEND);
+}
+
+static void virgl_delete_blend_state(struct pipe_context *ctx,
+ void *blend_state)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ uint32_t handle = (unsigned long)blend_state;
+ virgl_encode_delete_object(vctx, handle, VIRGL_OBJECT_BLEND);
+}
+
+static void *virgl_create_depth_stencil_alpha_state(struct pipe_context *ctx,
+ const struct pipe_depth_stencil_alpha_state *blend_state)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ uint32_t handle;
+ handle = virgl_object_assign_handle();
+
+ virgl_encode_dsa_state(vctx, handle, blend_state);
+ return (void *)(unsigned long)handle;
+}
+
+static void virgl_bind_depth_stencil_alpha_state(struct pipe_context *ctx,
+ void *blend_state)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ uint32_t handle = (unsigned long)blend_state;
+ virgl_encode_bind_object(vctx, handle, VIRGL_OBJECT_DSA);
+}
+
+static void virgl_delete_depth_stencil_alpha_state(struct pipe_context *ctx,
+ void *dsa_state)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ uint32_t handle = (unsigned long)dsa_state;
+ virgl_encode_delete_object(vctx, handle, VIRGL_OBJECT_DSA);
+}
+
+static void *virgl_create_rasterizer_state(struct pipe_context *ctx,
+ const struct pipe_rasterizer_state *rs_state)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ uint32_t handle;
+ handle = virgl_object_assign_handle();
+
+ virgl_encode_rasterizer_state(vctx, handle, rs_state);
+ return (void *)(unsigned long)handle;
+}
+
+static void virgl_bind_rasterizer_state(struct pipe_context *ctx,
+ void *rs_state)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ uint32_t handle = (unsigned long)rs_state;
+
+ virgl_encode_bind_object(vctx, handle, VIRGL_OBJECT_RASTERIZER);
+}
+
+static void virgl_delete_rasterizer_state(struct pipe_context *ctx,
+ void *rs_state)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ uint32_t handle = (unsigned long)rs_state;
+ virgl_encode_delete_object(vctx, handle, VIRGL_OBJECT_RASTERIZER);
+}
+
+static void virgl_set_framebuffer_state(struct pipe_context *ctx,
+ const struct pipe_framebuffer_state *state)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+
+ vctx->framebuffer = *state;
+ virgl_encoder_set_framebuffer_state(vctx, state);
+ virgl_attach_res_framebuffer(vctx);
+}
+
+static void virgl_set_viewport_states(struct pipe_context *ctx,
+ unsigned start_slot,
+ unsigned num_viewports,
+ const struct pipe_viewport_state *state)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ virgl_encoder_set_viewport_states(vctx, start_slot, num_viewports, state);
+}
+
+static void *virgl_create_vertex_elements_state(struct pipe_context *ctx,
+ unsigned num_elements,
+ const struct pipe_vertex_element *elements)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ uint32_t handle = virgl_object_assign_handle();
+ virgl_encoder_create_vertex_elements(vctx, handle,
+ num_elements, elements);
+ return (void*)(unsigned long)handle;
+
+}
+
+static void virgl_delete_vertex_elements_state(struct pipe_context *ctx,
+ void *ve)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ uint32_t handle = (unsigned long)ve;
+
+ virgl_encode_delete_object(vctx, handle, VIRGL_OBJECT_VERTEX_ELEMENTS);
+}
+
+static void virgl_bind_vertex_elements_state(struct pipe_context *ctx,
+ void *ve)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ uint32_t handle = (unsigned long)ve;
+ virgl_encode_bind_object(vctx, handle, VIRGL_OBJECT_VERTEX_ELEMENTS);
+}
+
+static void virgl_set_vertex_buffers(struct pipe_context *ctx,
+ unsigned start_slot,
+ unsigned num_buffers,
+ const struct pipe_vertex_buffer *buffers)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+
+ util_set_vertex_buffers_count(vctx->vertex_buffer,
+ &vctx->num_vertex_buffers,
+ buffers, start_slot, num_buffers);
+
+ vctx->vertex_array_dirty = TRUE;
+}
+
+static void virgl_hw_set_vertex_buffers(struct pipe_context *ctx)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+
+ if (vctx->vertex_array_dirty) {
+ virgl_encoder_set_vertex_buffers(vctx, vctx->num_vertex_buffers, vctx->vertex_buffer);
+ virgl_attach_res_vertex_buffers(vctx);
+ }
+}
+
+static void virgl_set_stencil_ref(struct pipe_context *ctx,
+ const struct pipe_stencil_ref *ref)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ virgl_encoder_set_stencil_ref(vctx, ref);
+}
+
+static void virgl_set_blend_color(struct pipe_context *ctx,
+ const struct pipe_blend_color *color)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ virgl_encoder_set_blend_color(vctx, color);
+}
+
+static void virgl_set_index_buffer(struct pipe_context *ctx,
+ const struct pipe_index_buffer *ib)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+
+ if (ib) {
+ pipe_resource_reference(&vctx->index_buffer.buffer, ib->buffer);
+ memcpy(&vctx->index_buffer, ib, sizeof(*ib));
+ } else {
+ pipe_resource_reference(&vctx->index_buffer.buffer, NULL);
+ }
+}
+
+static void virgl_hw_set_index_buffer(struct pipe_context *ctx,
+ struct pipe_index_buffer *ib)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ virgl_encoder_set_index_buffer(vctx, ib);
+ virgl_attach_res_index_buffer(vctx);
+}
+
+static void virgl_set_constant_buffer(struct pipe_context *ctx,
+ uint shader, uint index,
+ struct pipe_constant_buffer *buf)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+
+ if (buf) {
+ if (!buf->user_buffer){
+ struct virgl_resource *res = (struct 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);
+ } else {
+ virgl_encoder_write_constant_buffer(vctx, shader, index, 0, NULL);
+ pipe_resource_reference(&vctx->ubos[shader][index], NULL);
+ }
+}
+
+void virgl_transfer_inline_write(struct pipe_context *ctx,
+ struct pipe_resource *res,
+ unsigned level,
+ unsigned usage,
+ const struct pipe_box *box,
+ const void *data,
+ unsigned stride,
+ unsigned layer_stride)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ struct virgl_screen *vs = virgl_screen(ctx->screen);
+ struct virgl_resource *grres = (struct virgl_resource *)res;
+ struct virgl_buffer *vbuf = virgl_buffer(res);
+
+ grres->clean = FALSE;
+
+ if (virgl_res_needs_flush_wait(vctx, &vbuf->base, usage)) {
+ ctx->flush(ctx, NULL, 0);
+
+ vs->vws->resource_wait(vs->vws, vbuf->base.hw_res);
+ }
+
+ virgl_encoder_inline_write(vctx, grres, level, usage,
+ box, data, stride, layer_stride);
+}
+
+static void *virgl_shader_encoder(struct pipe_context *ctx,
+ const struct pipe_shader_state *shader,
+ unsigned type)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ uint32_t handle;
+ struct tgsi_token *new_tokens;
+ int ret;
+
+ new_tokens = virgl_tgsi_transform(shader->tokens);
+ if (!new_tokens)
+ return NULL;
+
+ handle = virgl_object_assign_handle();
+ /* encode VS state */
+ ret = virgl_encode_shader_state(vctx, handle, type,
+ &shader->stream_output,
+ new_tokens);
+ if (ret) {
+ return NULL;
+ }
+
+ FREE(new_tokens);
+ return (void *)(unsigned long)handle;
+
+}
+static void *virgl_create_vs_state(struct pipe_context *ctx,
+ const struct pipe_shader_state *shader)
+{
+ return virgl_shader_encoder(ctx, shader, PIPE_SHADER_VERTEX);
+}
+
+static void *virgl_create_gs_state(struct pipe_context *ctx,
+ const struct pipe_shader_state *shader)
+{
+ return virgl_shader_encoder(ctx, shader, PIPE_SHADER_GEOMETRY);
+}
+
+static void *virgl_create_fs_state(struct pipe_context *ctx,
+ const struct pipe_shader_state *shader)
+{
+ return virgl_shader_encoder(ctx, shader, PIPE_SHADER_FRAGMENT);
+}
+
+static void
+virgl_delete_fs_state(struct pipe_context *ctx,
+ void *fs)
+{
+ uint32_t handle = (unsigned long)fs;
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+
+ virgl_encode_delete_object(vctx, handle, VIRGL_OBJECT_SHADER);
+}
+
+static void
+virgl_delete_gs_state(struct pipe_context *ctx,
+ void *gs)
+{
+ uint32_t handle = (unsigned long)gs;
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+
+ virgl_encode_delete_object(vctx, handle, VIRGL_OBJECT_SHADER);
+}
+
+static void
+virgl_delete_vs_state(struct pipe_context *ctx,
+ void *vs)
+{
+ uint32_t handle = (unsigned long)vs;
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+
+ virgl_encode_delete_object(vctx, handle, VIRGL_OBJECT_SHADER);
+}
+
+static void virgl_bind_vs_state(struct pipe_context *ctx,
+ void *vss)
+{
+ uint32_t handle = (unsigned long)vss;
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+
+ virgl_encode_bind_shader(vctx, handle, PIPE_SHADER_VERTEX);
+}
+
+static void virgl_bind_gs_state(struct pipe_context *ctx,
+ void *vss)
+{
+ uint32_t handle = (unsigned long)vss;
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+
+ virgl_encode_bind_shader(vctx, handle, PIPE_SHADER_GEOMETRY);
+}
+
+
+static void virgl_bind_fs_state(struct pipe_context *ctx,
+ void *vss)
+{
+ uint32_t handle = (unsigned long)vss;
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+
+ virgl_encode_bind_shader(vctx, handle, PIPE_SHADER_FRAGMENT);
+}
+
+static void virgl_clear(struct pipe_context *ctx,
+ unsigned buffers,
+ const union pipe_color_union *color,
+ double depth, unsigned stencil)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+
+ virgl_encode_clear(vctx, buffers, color, depth, stencil);
+}
+
+static void virgl_draw_vbo(struct pipe_context *ctx,
+ const struct pipe_draw_info *dinfo)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ struct virgl_screen *rs = virgl_screen(ctx->screen);
+ struct pipe_index_buffer ib = {};
+ struct pipe_draw_info info = *dinfo;
+
+ if (!(rs->caps.caps.v1.prim_mask & (1 << dinfo->mode))) {
+ util_primconvert_save_index_buffer(vctx->primconvert, &vctx->index_buffer);
+ util_primconvert_draw_vbo(vctx->primconvert, dinfo);
+ return;
+ }
+ if (info.indexed) {
+ pipe_resource_reference(&ib.buffer, vctx->index_buffer.buffer);
+ ib.user_buffer = vctx->index_buffer.user_buffer;
+ ib.index_size = vctx->index_buffer.index_size;
+ ib.offset = vctx->index_buffer.offset + info.start * ib.index_size;
+
+ if (ib.user_buffer) {
+ u_upload_data(vctx->uploader, 0, info.count * ib.index_size,
+ ib.user_buffer, &ib.offset, &ib.buffer);
+ ib.user_buffer = NULL;
+ }
+ }
+
+ u_upload_unmap(vctx->uploader);
+
+ vctx->num_draws++;
+ virgl_hw_set_vertex_buffers(ctx);
+ if (info.indexed)
+ virgl_hw_set_index_buffer(ctx, &ib);
+
+ virgl_encoder_draw_vbo(vctx, &info);
+
+ pipe_resource_reference(&ib.buffer, NULL);
+
+}
+
+static void virgl_flush_eq(struct virgl_context *ctx, void *closure)
+{
+ struct virgl_screen *rs = virgl_screen(ctx->base.screen);
+
+ /* send the buffer to the remote side for decoding */
+ ctx->num_transfers = ctx->num_draws = 0;
+ rs->vws->submit_cmd(rs->vws, ctx->cbuf);
+
+ virgl_encoder_set_sub_ctx(ctx, ctx->hw_sub_ctx_id);
+
+ /* add back current framebuffer resources to reference list? */
+ virgl_reemit_res(ctx);
+}
+
+static void virgl_flush_from_st(struct pipe_context *ctx,
+ struct pipe_fence_handle **fence,
+ enum pipe_flush_flags flags)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ struct virgl_screen *rs = virgl_screen(ctx->screen);
+ struct virgl_buffer *buf, *tmp;
+
+ if (fence)
+ *fence = rs->vws->cs_create_fence(rs->vws);
+
+ LIST_FOR_EACH_ENTRY_SAFE(buf, tmp, &vctx->to_flush_bufs, flush_list) {
+ struct pipe_resource *res = &buf->base.u.b;
+ virgl_buffer_flush(vctx, buf);
+ list_del(&buf->flush_list);
+ buf->on_list = FALSE;
+ pipe_resource_reference(&res, NULL);
+
+ }
+ virgl_flush_eq(vctx, vctx);
+}
+
+static struct pipe_sampler_view *virgl_create_sampler_view(struct pipe_context *ctx,
+ struct pipe_resource *texture,
+ const struct pipe_sampler_view *state)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ struct virgl_sampler_view *grview = CALLOC_STRUCT(virgl_sampler_view);
+ uint32_t handle;
+ struct virgl_resource *res;
+
+ if (state == NULL)
+ return NULL;
+
+ res = (struct virgl_resource *)texture;
+ handle = virgl_object_assign_handle();
+ virgl_encode_sampler_view(vctx, handle, res, state);
+
+ grview->base = *state;
+ grview->base.reference.count = 1;
+
+ grview->base.texture = NULL;
+ grview->base.context = ctx;
+ pipe_resource_reference(&grview->base.texture, texture);
+ grview->handle = handle;
+ return &grview->base;
+}
+
+static void virgl_set_sampler_views(struct pipe_context *ctx,
+ unsigned shader_type,
+ unsigned start_slot,
+ unsigned num_views,
+ struct pipe_sampler_view **views)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ int i;
+ uint32_t disable_mask = ~((1ull << num_views) - 1);
+ struct virgl_textures_info *tinfo = &vctx->samplers[shader_type];
+ uint32_t new_mask = 0;
+ uint32_t remaining_mask;
+
+ remaining_mask = tinfo->enabled_mask & disable_mask;
+
+ while (remaining_mask) {
+ i = u_bit_scan(&remaining_mask);
+ assert(tinfo->views[i]);
+
+ pipe_sampler_view_reference((struct pipe_sampler_view **)&tinfo->views[i], NULL);
+ }
+
+ for (i = 0; i < num_views; i++) {
+ struct virgl_sampler_view *grview = (struct virgl_sampler_view *)views[i];
+
+ if (views[i] == (struct pipe_sampler_view *)tinfo->views[i])
+ continue;
+
+ if (grview) {
+ new_mask |= 1 << i;
+ pipe_sampler_view_reference((struct pipe_sampler_view **)&tinfo->views[i], views[i]);
+ } else {
+ pipe_sampler_view_reference((struct pipe_sampler_view **)&tinfo->views[i], NULL);
+ disable_mask |= 1 << i;
+ }
+ }
+
+ tinfo->enabled_mask &= ~disable_mask;
+ tinfo->enabled_mask |= new_mask;
+ virgl_encode_set_sampler_views(vctx, shader_type, start_slot, num_views, tinfo->views);
+ virgl_attach_res_sampler_views(vctx, shader_type);
+}
+
+static void virgl_destroy_sampler_view(struct pipe_context *ctx,
+ struct pipe_sampler_view *view)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ struct virgl_sampler_view *grview = (struct virgl_sampler_view *)view;
+
+ virgl_encode_delete_object(vctx, grview->handle, VIRGL_OBJECT_SAMPLER_VIEW);
+ pipe_resource_reference(&view->texture, NULL);
+ FREE(view);
+}
+
+static void *virgl_create_sampler_state(struct pipe_context *ctx,
+ const struct pipe_sampler_state *state)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ uint32_t handle;
+
+ handle = virgl_object_assign_handle();
+
+ virgl_encode_sampler_state(vctx, handle, state);
+ return (void *)(unsigned long)handle;
+}
+
+static void virgl_delete_sampler_state(struct pipe_context *ctx,
+ void *ss)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ uint32_t handle = (unsigned long)ss;
+
+ virgl_encode_delete_object(vctx, handle, VIRGL_OBJECT_SAMPLER_STATE);
+}
+
+static void virgl_bind_sampler_states(struct pipe_context *ctx,
+ unsigned shader, unsigned start_slot,
+ unsigned num_samplers,
+ void **samplers)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ uint32_t handles[32];
+ int i;
+ for (i = 0; i < num_samplers; i++) {
+ handles[i] = (unsigned long)(samplers[i]);
+ }
+ virgl_encode_bind_sampler_states(vctx, shader, start_slot, num_samplers, handles);
+}
+
+static void virgl_set_polygon_stipple(struct pipe_context *ctx,
+ const struct pipe_poly_stipple *ps)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ virgl_encoder_set_polygon_stipple(vctx, ps);
+}
+
+static void virgl_set_scissor_states(struct pipe_context *ctx,
+ unsigned start_slot,
+ unsigned num_scissor,
+ const struct pipe_scissor_state *ss)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ virgl_encoder_set_scissor_state(vctx, start_slot, num_scissor, ss);
+}
+
+static void virgl_set_sample_mask(struct pipe_context *ctx,
+ unsigned sample_mask)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ virgl_encoder_set_sample_mask(vctx, sample_mask);
+}
+
+static void virgl_set_clip_state(struct pipe_context *ctx,
+ const struct pipe_clip_state *clip)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ virgl_encoder_set_clip_state(vctx, clip);
+}
+
+static void virgl_resource_copy_region(struct pipe_context *ctx,
+ struct pipe_resource *dst,
+ unsigned dst_level,
+ unsigned dstx, unsigned dsty, unsigned dstz,
+ struct pipe_resource *src,
+ unsigned src_level,
+ const struct pipe_box *src_box)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ struct virgl_resource *dres = (struct virgl_resource *)dst;
+ struct virgl_resource *sres = (struct virgl_resource *)src;
+
+ dres->clean = FALSE;
+ virgl_encode_resource_copy_region(vctx, dres,
+ dst_level, dstx, dsty, dstz,
+ sres, src_level,
+ src_box);
+}
+
+static void
+virgl_flush_resource(struct pipe_context *pipe,
+ struct pipe_resource *resource)
+{
+}
+
+static void virgl_blit(struct pipe_context *ctx,
+ const struct pipe_blit_info *blit)
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ struct virgl_resource *dres = (struct virgl_resource *)blit->dst.resource;
+ struct virgl_resource *sres = (struct virgl_resource *)blit->src.resource;
+
+ dres->clean = FALSE;
+ virgl_encode_blit(vctx, dres, sres,
+ blit);
+}
+
+static void
+virgl_context_destroy( struct pipe_context *ctx )
+{
+ struct virgl_context *vctx = (struct virgl_context *)ctx;
+ struct virgl_screen *rs = virgl_screen(ctx->screen);
+
+ vctx->framebuffer.zsbuf = NULL;
+ vctx->framebuffer.nr_cbufs = 0;
+ virgl_encoder_destroy_sub_ctx(vctx, vctx->hw_sub_ctx_id);
+ virgl_flush_eq(vctx, vctx);
+
+ rs->vws->cmd_buf_destroy(vctx->cbuf);
+ if (vctx->uploader)
+ u_upload_destroy(vctx->uploader);
+ util_primconvert_destroy(vctx->primconvert);
+
+ util_slab_destroy(&vctx->texture_transfer_pool);
+ FREE(vctx);
+}
+
+struct pipe_context *virgl_context_create(struct pipe_screen *pscreen,
+ void *priv,
+ unsigned flags)
+{
+ struct virgl_context *vctx;
+ struct virgl_screen *rs = virgl_screen(pscreen);
+ vctx = CALLOC_STRUCT(virgl_context);
+
+ vctx->cbuf = rs->vws->cmd_buf_create(rs->vws);
+ if (!vctx->cbuf) {
+ FREE(vctx);
+ return NULL;
+ }
+
+ vctx->base.destroy = virgl_context_destroy;
+ vctx->base.create_surface = virgl_create_surface;
+ vctx->base.surface_destroy = virgl_surface_destroy;
+ vctx->base.set_framebuffer_state = virgl_set_framebuffer_state;
+ vctx->base.create_blend_state = virgl_create_blend_state;
+ vctx->base.bind_blend_state = virgl_bind_blend_state;
+ vctx->base.delete_blend_state = virgl_delete_blend_state;
+ vctx->base.create_depth_stencil_alpha_state = virgl_create_depth_stencil_alpha_state;
+ vctx->base.bind_depth_stencil_alpha_state = virgl_bind_depth_stencil_alpha_state;
+ vctx->base.delete_depth_stencil_alpha_state = virgl_delete_depth_stencil_alpha_state;
+ vctx->base.create_rasterizer_state = virgl_create_rasterizer_state;
+ vctx->base.bind_rasterizer_state = virgl_bind_rasterizer_state;
+ vctx->base.delete_rasterizer_state = virgl_delete_rasterizer_state;
+
+ vctx->base.set_viewport_states = virgl_set_viewport_states;
+ vctx->base.create_vertex_elements_state = virgl_create_vertex_elements_state;
+ vctx->base.bind_vertex_elements_state = virgl_bind_vertex_elements_state;
+ vctx->base.delete_vertex_elements_state = virgl_delete_vertex_elements_state;
+ vctx->base.set_vertex_buffers = virgl_set_vertex_buffers;
+ vctx->base.set_index_buffer = virgl_set_index_buffer;
+ vctx->base.set_constant_buffer = virgl_set_constant_buffer;
+ vctx->base.transfer_inline_write = virgl_transfer_inline_write;
+
+ vctx->base.create_vs_state = virgl_create_vs_state;
+ vctx->base.create_gs_state = virgl_create_gs_state;
+ vctx->base.create_fs_state = virgl_create_fs_state;
+
+ vctx->base.bind_vs_state = virgl_bind_vs_state;
+ vctx->base.bind_gs_state = virgl_bind_gs_state;
+ vctx->base.bind_fs_state = virgl_bind_fs_state;
+
+ vctx->base.delete_vs_state = virgl_delete_vs_state;
+ vctx->base.delete_gs_state = virgl_delete_gs_state;
+ vctx->base.delete_fs_state = virgl_delete_fs_state;
+
+ vctx->base.clear = virgl_clear;
+ vctx->base.draw_vbo = virgl_draw_vbo;
+ vctx->base.flush = virgl_flush_from_st;
+ vctx->base.screen = pscreen;
+ vctx->base.create_sampler_view = virgl_create_sampler_view;
+ vctx->base.sampler_view_destroy = virgl_destroy_sampler_view;
+ vctx->base.set_sampler_views = virgl_set_sampler_views;
+
+ vctx->base.create_sampler_state = virgl_create_sampler_state;
+ vctx->base.delete_sampler_state = virgl_delete_sampler_state;
+ vctx->base.bind_sampler_states = virgl_bind_sampler_states;
+
+ vctx->base.set_polygon_stipple = virgl_set_polygon_stipple;
+ vctx->base.set_scissor_states = virgl_set_scissor_states;
+ vctx->base.set_sample_mask = virgl_set_sample_mask;
+ vctx->base.set_stencil_ref = virgl_set_stencil_ref;
+ vctx->base.set_clip_state = virgl_set_clip_state;
+
+ vctx->base.set_blend_color = virgl_set_blend_color;
+
+ vctx->base.resource_copy_region = virgl_resource_copy_region;
+ vctx->base.flush_resource = virgl_flush_resource;
+ vctx->base.blit = virgl_blit;
+
+ virgl_init_context_resource_functions(&vctx->base);
+ virgl_init_query_functions(vctx);
+ virgl_init_so_functions(vctx);
+
+ list_inithead(&vctx->to_flush_bufs);
+ util_slab_create(&vctx->texture_transfer_pool, sizeof(struct virgl_transfer),
+ 16, UTIL_SLAB_SINGLETHREADED);
+
+ vctx->primconvert = util_primconvert_create(&vctx->base, rs->caps.caps.v1.prim_mask);
+ vctx->uploader = u_upload_create(&vctx->base, 1024 * 1024, 256,
+ PIPE_BIND_INDEX_BUFFER);
+ if (!vctx->uploader)
+ goto fail;
+
+ vctx->hw_sub_ctx_id = rs->sub_ctx_id++;
+ virgl_encoder_create_sub_ctx(vctx, vctx->hw_sub_ctx_id);
+
+ virgl_encoder_set_sub_ctx(vctx, vctx->hw_sub_ctx_id);
+ return &vctx->base;
+fail:
+ return NULL;
+}