/**********************************************************
- * Copyright 2008-2009 VMware, Inc. All rights reserved.
+ * Copyright 2008-2017 VMware, Inc. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
*
**********************************************************/
-#include "svga_resource_texture.h"
#include "svga_context.h"
#include "svga_debug.h"
#include "svga_cmd.h"
+#include "svga_format.h"
+#include "svga_resource_buffer.h"
+#include "svga_resource_texture.h"
#include "svga_surface.h"
+//#include "util/u_blit_sw.h"
+#include "util/u_format.h"
+#include "util/u_surface.h"
+
#define FILE_DEBUG_FLAG DEBUG_BLIT
-static void svga_surface_copy(struct pipe_context *pipe,
- struct pipe_surface *dest,
- unsigned destx, unsigned desty,
- struct pipe_surface *src,
- unsigned srcx, unsigned srcy,
- unsigned width, unsigned height)
+/**
+ * Build a struct pipe_blit_info object from the arguments used by the
+ * pipe::resource_copy_region() function.
+ */
+static void
+build_blit_info(struct pipe_resource *dst_tex,
+ unsigned dst_level,
+ unsigned dst_x,
+ unsigned dst_y,
+ unsigned dst_z,
+ struct pipe_resource *src_tex,
+ unsigned src_level,
+ const struct pipe_box *src_box,
+ struct pipe_blit_info *blit)
+{
+ memset(blit, 0, sizeof(*blit));
+
+ blit->src.format = src_tex->format;
+ blit->dst.format = dst_tex->format;
+
+ blit->mask = util_format_get_mask(blit->dst.format);
+ blit->filter = PIPE_TEX_FILTER_NEAREST;
+ blit->src.resource = src_tex;
+ blit->src.level = src_level;
+ blit->dst.resource = dst_tex;
+ blit->dst.level = dst_level;
+ blit->src.box = *src_box;
+ u_box_3d(dst_x, dst_y, dst_z, src_box->width, src_box->height,
+ src_box->depth, &blit->dst.box);
+}
+
+
+/**
+ * Copy an image between textures with the vgpu10 CopyRegion command.
+ */
+static void
+copy_region_vgpu10(struct svga_context *svga, struct pipe_resource *src_tex,
+ unsigned src_x, unsigned src_y, unsigned src_z,
+ unsigned src_level, unsigned src_face,
+ struct pipe_resource *dst_tex,
+ unsigned dst_x, unsigned dst_y, unsigned dst_z,
+ unsigned dst_level, unsigned dst_face,
+ unsigned width, unsigned height, unsigned depth)
{
- struct svga_context *svga = svga_context(pipe);
- SVGA3dCopyBox *box;
enum pipe_error ret;
+ uint32 srcSubResource, dstSubResource;
+ struct svga_texture *dtex, *stex;
+ SVGA3dCopyBox box;
- svga_hwtnl_flush_retry( svga );
+ stex = svga_texture(src_tex);
+ dtex = svga_texture(dst_tex);
- SVGA_DBG(DEBUG_DMA, "blit to sid %p (%d,%d), from sid %p (%d,%d) sz %dx%d\n",
- svga_surface(dest)->handle,
- destx, desty,
- svga_surface(src)->handle,
- srcx, srcy,
- width, height);
+ svga_surfaces_flush(svga);
- ret = SVGA3D_BeginSurfaceCopy(svga->swc,
- src,
- dest,
- &box,
- 1);
- if(ret != PIPE_OK) {
+ box.x = dst_x;
+ box.y = dst_y;
+ box.z = dst_z;
+ box.w = width;
+ box.h = height;
+ box.d = depth;
+ box.srcx = src_x;
+ box.srcy = src_y;
+ box.srcz = src_z;
- svga_context_flush(svga, NULL);
+ srcSubResource = src_face * (src_tex->last_level + 1) + src_level;
+ dstSubResource = dst_face * (dst_tex->last_level + 1) + dst_level;
- ret = SVGA3D_BeginSurfaceCopy(svga->swc,
- src,
- dest,
- &box,
- 1);
+ ret = SVGA3D_vgpu10_PredCopyRegion(svga->swc,
+ dtex->handle, dstSubResource,
+ stex->handle, srcSubResource, &box);
+ if (ret != PIPE_OK) {
+ svga_context_flush(svga, NULL);
+ ret = SVGA3D_vgpu10_PredCopyRegion(svga->swc,
+ dtex->handle, dstSubResource,
+ stex->handle, srcSubResource, &box);
assert(ret == PIPE_OK);
}
- box->x = destx;
- box->y = desty;
- box->z = 0;
- box->w = width;
- box->h = height;
- box->d = 1;
- box->srcx = srcx;
- box->srcy = srcy;
- box->srcz = 0;
+ /* Mark the texture subresource as defined. */
+ svga_define_texture_level(dtex, dst_face, dst_level);
+
+ /* Mark the texture subresource as rendered-to. */
+ svga_set_texture_rendered_to(dtex, dst_face, dst_level);
+}
+
+
+/**
+ * Fallback to the copy region utility which uses map/memcpy for the copy
+ */
+static void
+copy_region_fallback(struct svga_context *svga,
+ struct pipe_resource *dst_tex, unsigned dst_level,
+ unsigned dstx, unsigned dsty, unsigned dstz,
+ struct pipe_resource *src_tex, unsigned src_level,
+ const struct pipe_box *src_box)
+{
+ struct svga_winsys_screen *sws = svga_screen(svga->pipe.screen)->sws;
+
+ SVGA_STATS_TIME_PUSH(sws, SVGA_STATS_TIME_COPYREGIONFALLBACK);
+ util_resource_copy_region(&svga->pipe, dst_tex, dst_level, dstx,
+ dsty, dstz, src_tex, src_level, src_box);
+ SVGA_STATS_TIME_POP(sws);
+ (void) sws;
+}
+
+
+/**
+ * For some texture types, we need to move the z (slice) coordinate
+ * to the layer value. For example, to select the z=3 slice of a 2D ARRAY
+ * texture, we need to use layer=3 and set z=0.
+ */
+static void
+adjust_z_layer(enum pipe_texture_target target,
+ int z_in, unsigned *layer_out, unsigned *z_out)
+{
+ if (target == PIPE_TEXTURE_CUBE ||
+ target == PIPE_TEXTURE_2D_ARRAY ||
+ target == PIPE_TEXTURE_1D_ARRAY) {
+ *layer_out = z_in;
+ *z_out = 0;
+ }
+ else {
+ *layer_out = 0;
+ *z_out = z_in;
+ }
+}
+
+
+/**
+ * Are the given SVGA3D formats compatible, in terms of vgpu10's
+ * PredCopyRegion() command?
+ */
+static bool
+formats_compatible(const struct svga_screen *ss,
+ SVGA3dSurfaceFormat src_svga_fmt,
+ SVGA3dSurfaceFormat dst_svga_fmt)
+{
+ src_svga_fmt = svga_typeless_format(src_svga_fmt);
+ dst_svga_fmt = svga_typeless_format(dst_svga_fmt);
+
+ return src_svga_fmt == dst_svga_fmt;
+}
+
+
+/**
+ * Check whether the blending is enabled or not
+ */
+static bool
+is_blending_enabled(struct svga_context *svga,
+ const struct pipe_blit_info *blit)
+{
+ bool blend_enable = false;
+ int i;
+ if (svga->curr.blend) {
+ if (svga->curr.blend->independent_blend_enable) {
+ for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) {
+ if (svga->curr.framebuffer.cbufs[i]->texture == blit->dst.resource) {
+ if (svga->curr.blend->rt[i].blend_enable) {
+ blend_enable = true;
+ }
+ break;
+ }
+ }
+ }
+ else {
+ if (svga->curr.blend->rt[0].blend_enable)
+ blend_enable = true;
+ }
+ }
+ return blend_enable;
+}
+
+
+/**
+ * If GL_FRAMEBUFFER_SRGB is enabled, then output colorspace is
+ * expected to be sRGB if blending is not enabled.
+ * If GL_FRAMEBUFFER_SRGB is disabled, then we can use
+ * copy_region_vgpu10()
+ * Following table basically tells when copy_region_vgpu10 can be
+ * used if GL_FRAMEBUFFER_SRGB is enabled.
+ * ______________________________________________________________
+ * | src fmt | dst_fmt | blending |Can use |
+ * | | | |copy_region |
+ * ______________________________________________________________
+ * | linear | linear | N | Y |
+ * | linear | linear | Y | Y |
+ * | linear | sRGB | N | N |
+ * | linear | sRGB | Y | Y |
+ * | sRGB | linear | N | N |
+ * | sRGB | linear | Y | N |
+ * | sRGB | sRGB | N | Y |
+ * | sRGB | sRGB | Y | N |
+ * ______________________________________________________________
+ *
+ */
+static bool
+check_blending_and_srgb_cond(struct svga_context *svga,
+ const struct pipe_blit_info *blit)
+{
+ enum pipe_format sFmt = blit->src.format;
+ enum pipe_format dFmt = blit->dst.format;
+
+ if (is_blending_enabled(svga, blit)) {
+ if (!util_format_is_srgb(blit->src.format))
+ return true;
+ }
+ else {
+ if (util_format_is_srgb(sFmt) && util_format_is_srgb(dFmt))
+ return true;
+ else if (!util_format_is_srgb(sFmt)){
+ if (!util_format_is_srgb(dFmt))
+ return true;
+ else {
+ /**
+ * State tracker converts all sRGB src blit format
+ * to linear if GL_FRAMEBUFFER_SRGB is disabled.
+ * So if src resource format is sRGB and
+ * blit format is linear then it means,
+ * GL_FRAMEBUFFER_SRGB is disabled. In this case also
+ * we can use copy_region_vgpu10().
+ */
+
+ if (util_format_is_srgb(blit->src.resource->format))
+ return true;
+ }
+ }
+ }
+ return false;
+}
+
+/**
+ * Do common checks for svga surface copy.
+ */
+static bool
+can_blit_via_svga_copy_region(struct svga_context *svga,
+ const struct pipe_blit_info *blit_info)
+{
+ struct pipe_blit_info local_blit = *blit_info;
+
+ /* First basic checks to catch incompatibilities in new or locally unchecked
+ * struct pipe_blit_info members but bypass the format check here.
+ * Also since util_can_blit_via_copy_region() requires a dimension match,
+ * PIPE_FILTER_LINEAR should be equal to PIPE_FILTER_NEAREST.
+ */
+ local_blit.dst.format = local_blit.src.format;
+ if (local_blit.filter == PIPE_TEX_FILTER_LINEAR)
+ local_blit.filter = PIPE_TEX_FILTER_NEAREST;
+ if (!util_can_blit_via_copy_region(&local_blit, TRUE))
+ return false;
+
+ /* For depth+stencil formats, copy with mask != PIPE_MASK_ZS is not
+ * supported
+ */
+ if (util_format_is_depth_and_stencil(blit_info->src.format) &&
+ blit_info->mask != (PIPE_MASK_ZS))
+ return false;
+
+ return check_blending_and_srgb_cond(svga, blit_info);
+}
+
+
+/**
+ * The state tracker implements some resource copies with blits (for
+ * GL_ARB_copy_image). This function checks if we should really do the blit
+ * with a VGPU10 CopyRegion command or software fallback (for incompatible
+ * src/dst formats).
+ */
+static bool
+can_blit_via_copy_region_vgpu10(struct svga_context *svga,
+ const struct pipe_blit_info *blit_info)
+{
+ struct svga_texture *dtex, *stex;
+
+ /* can't copy between different resource types */
+ if (svga_resource_type(blit_info->src.resource->target) !=
+ svga_resource_type(blit_info->dst.resource->target))
+ return false;
+
+ stex = svga_texture(blit_info->src.resource);
+ dtex = svga_texture(blit_info->dst.resource);
+
+ if (!svga_have_vgpu10(svga))
+ return false;
+
+ if (stex->handle == dtex->handle)
+ return false;
+
+ return formats_compatible(svga_screen(svga->pipe.screen),
+ stex->key.format,
+ dtex->key.format);
+}
+
+
+/**
+ * Check whether we can blit using the surface_copy command.
+ */
+static bool
+can_blit_via_surface_copy(struct svga_context *svga,
+ const struct pipe_blit_info *blit_info)
+{
+ struct svga_texture *dtex, *stex;
+
+ /* Mimic the format tests in util_can_blit_via_copy_region(), but
+ * skip the other tests that have already been performed.
+ */
+ if (blit_info->src.format != blit_info->dst.format) {
+ const struct util_format_description *src_desc, *dst_desc;
+
+ src_desc = util_format_description(blit_info->src.resource->format);
+ dst_desc = util_format_description(blit_info->dst.resource->format);
+
+ if (blit_info->src.resource->format != blit_info->src.format ||
+ blit_info->dst.resource->format != blit_info->dst.format ||
+ !util_is_format_compatible(src_desc, dst_desc))
+ return false;
+ }
+
+ if (svga->render_condition && blit_info->render_condition_enable)
+ return false;
+
+ /* can't copy between different resource types */
+ if (svga_resource_type(blit_info->src.resource->target) !=
+ svga_resource_type(blit_info->dst.resource->target))
+ return false;
+
+ stex = svga_texture(blit_info->src.resource);
+ dtex = svga_texture(blit_info->dst.resource);
+
+ if (stex->handle == dtex->handle)
+ return false;
+
+ /*
+ * This is what we've been using before, but it can probably be
+ * relaxed. The device checks are less stringent.
+ */
+ return (stex->b.b.format == dtex->b.b.format);
+}
+
+
+/**
+ * Try region copy using one of the region copy commands
+ */
+static bool
+try_copy_region(struct svga_context *svga,
+ const struct pipe_blit_info *blit)
+{
+ unsigned src_face, src_z, dst_face, dst_z;
+
+ if (!can_blit_via_svga_copy_region(svga, blit))
+ return false;
+
+ adjust_z_layer(blit->src.resource->target, blit->src.box.z,
+ &src_face, &src_z);
+
+ adjust_z_layer(blit->dst.resource->target, blit->dst.box.z,
+ &dst_face, &dst_z);
+
+ if (can_blit_via_copy_region_vgpu10(svga, blit)) {
+ svga_toggle_render_condition(svga, blit->render_condition_enable, FALSE);
+
+ copy_region_vgpu10(svga,
+ blit->src.resource,
+ blit->src.box.x, blit->src.box.y, src_z,
+ blit->src.level, src_face,
+ blit->dst.resource,
+ blit->dst.box.x, blit->dst.box.y, dst_z,
+ blit->dst.level, dst_face,
+ blit->src.box.width, blit->src.box.height,
+ blit->src.box.depth);
+
+ svga_toggle_render_condition(svga, blit->render_condition_enable, TRUE);
+
+ return true;
+ }
+
+ if (can_blit_via_surface_copy(svga, blit)) {
+ struct svga_texture *stex = svga_texture(blit->src.resource);
+ struct svga_texture *dtex = svga_texture(blit->dst.resource);
+
+ svga_surfaces_flush(svga);
+
+ svga_texture_copy_handle(svga,
+ stex->handle,
+ blit->src.box.x, blit->src.box.y, src_z,
+ blit->src.level, src_face,
+ dtex->handle,
+ blit->dst.box.x, blit->dst.box.y, dst_z,
+ blit->dst.level, dst_face,
+ blit->src.box.width, blit->src.box.height,
+ blit->src.box.depth);
+
+ svga_define_texture_level(dtex, dst_face, blit->dst.level);
+ svga_set_texture_rendered_to(dtex, dst_face, blit->dst.level);
+ return true;
+ }
+
+ return false;
+}
+
+
+/**
+ * A helper function to determine if the specified view format
+ * is compatible with the surface format.
+ * It is compatible if the view format is the same as the surface format,
+ * or the associated svga format for the surface is a typeless format, or
+ * the view format is an adjusted format for BGRX/BGRA resource.
+ */
+static bool
+is_view_format_compatible(enum pipe_format surf_fmt,
+ SVGA3dSurfaceFormat surf_svga_fmt,
+ enum pipe_format view_fmt)
+{
+ if (surf_fmt == view_fmt || svga_format_is_typeless(surf_svga_fmt))
+ return true;
+
+ if ((surf_fmt == PIPE_FORMAT_B8G8R8X8_UNORM &&
+ view_fmt == PIPE_FORMAT_B8G8R8A8_UNORM) ||
+ (surf_fmt == PIPE_FORMAT_B8G8R8A8_UNORM &&
+ view_fmt == PIPE_FORMAT_B8G8R8X8_UNORM))
+ return true;
+
+ return false;
+}
+
+
+/**
+ * Try issuing a quad blit.
+ */
+static bool
+try_blit(struct svga_context *svga, const struct pipe_blit_info *blit_info)
+{
+ struct svga_winsys_screen *sws = svga_screen(svga->pipe.screen)->sws;
+ struct pipe_resource *src = blit_info->src.resource;
+ struct pipe_resource *dst = blit_info->dst.resource;
+ struct pipe_resource *newSrc = NULL;
+ struct pipe_resource *newDst = NULL;
+ bool can_create_src_view;
+ bool can_create_dst_view;
+ bool ret = true;
+ struct pipe_blit_info blit = *blit_info;
+
+ SVGA_STATS_TIME_PUSH(sws, SVGA_STATS_TIME_BLITBLITTER);
+
+ /**
+ * If format is srgb and blend is enabled then color values need
+ * to be converted into linear format.
+ */
+ if (is_blending_enabled(svga, &blit))
+ blit.src.format = util_format_linear(blit.src.format);
+
+ /* Check if we can create shader resource view and
+ * render target view for the quad blitter to work
+ */
+ can_create_src_view =
+ is_view_format_compatible(src->format, svga_texture(src)->key.format,
+ blit.src.format);
+
+ can_create_dst_view =
+ is_view_format_compatible(dst->format, svga_texture(dst)->key.format,
+ blit.dst.format);
+
+ if ((blit.mask & PIPE_MASK_S) ||
+ ((!can_create_dst_view || !can_create_src_view)
+ && !svga_have_vgpu10(svga))) {
+ /* Can't do stencil blits with textured quad blitter */
+ debug_warn_once("using software stencil blit");
+ ret = false;
+ goto done;
+ }
+
+ if (!util_blitter_is_blit_supported(svga->blitter, &blit)) {
+ debug_printf("svga: blit unsupported %s -> %s\n",
+ util_format_short_name(blit.src.resource->format),
+ util_format_short_name(blit.dst.resource->format));
+ ret = false;
+ goto done;
+ }
+
+ /* XXX turn off occlusion and streamout queries */
+
+ util_blitter_save_vertex_buffer_slot(svga->blitter, svga->curr.vb);
+ util_blitter_save_vertex_elements(svga->blitter, (void*)svga->curr.velems);
+ util_blitter_save_vertex_shader(svga->blitter, svga->curr.vs);
+ util_blitter_save_geometry_shader(svga->blitter, svga->curr.user_gs);
+ util_blitter_save_so_targets(svga->blitter, svga->num_so_targets,
+ (struct pipe_stream_output_target**)svga->so_targets);
+ util_blitter_save_rasterizer(svga->blitter, (void*)svga->curr.rast);
+ util_blitter_save_viewport(svga->blitter, &svga->curr.viewport);
+ util_blitter_save_scissor(svga->blitter, &svga->curr.scissor);
+ util_blitter_save_fragment_shader(svga->blitter, svga->curr.fs);
+ util_blitter_save_blend(svga->blitter, (void*)svga->curr.blend);
+ util_blitter_save_depth_stencil_alpha(svga->blitter,
+ (void*)svga->curr.depth);
+ util_blitter_save_stencil_ref(svga->blitter, &svga->curr.stencil_ref);
+ util_blitter_save_sample_mask(svga->blitter, svga->curr.sample_mask);
+ util_blitter_save_framebuffer(svga->blitter, &svga->curr.framebuffer);
+ util_blitter_save_fragment_sampler_states(svga->blitter,
+ svga->curr.num_samplers[PIPE_SHADER_FRAGMENT],
+ (void**)svga->curr.sampler[PIPE_SHADER_FRAGMENT]);
+ util_blitter_save_fragment_sampler_views(svga->blitter,
+ svga->curr.num_sampler_views[PIPE_SHADER_FRAGMENT],
+ svga->curr.sampler_views[PIPE_SHADER_FRAGMENT]);
+
+ if (!can_create_src_view) {
+ struct pipe_resource template;
+ struct pipe_blit_info copy_region_blit;
+
+ /**
+ * If the source blit format is not compatible with the source resource
+ * format, we will not be able to create a shader resource view.
+ * In order to avoid falling back to software blit, we'll create
+ * a new resource in the blit format, and use DXCopyResource to
+ * copy from the original format to the new format. The new
+ * resource will be used for the blit in util_blitter_blit().
+ */
+ template = *src;
+ template.format = blit.src.format;
+ newSrc = svga_texture_create(svga->pipe.screen, &template);
+ if (newSrc == NULL) {
+ debug_printf("svga_blit: fails to create temporary src\n");
+ ret = false;
+ goto done;
+ }
+
+ /* increment the mksStats for blitter with extra copy */
+ SVGA_STATS_COUNT_INC(sws, SVGA_STATS_COUNT_BLITBLITTERCOPY);
+ build_blit_info(newSrc,
+ blit.src.level, blit.src.box.x,
+ blit.src.box.y, blit.src.box.z,
+ blit.src.resource,
+ blit.src.level, &blit.src.box,
+ ©_region_blit);
+ if (!try_copy_region(svga, ©_region_blit)) {
+ debug_printf("svga: Source blit format conversion failed.\n");
+ ret = false;
+ goto done;
+ }
+
+ blit.src.resource = newSrc;
+ }
+
+ if (!can_create_dst_view) {
+ struct pipe_resource template;
+
+ /*
+ * If the destination blit format is not compatible with the destination
+ * resource format, we will not be able to create a render target view.
+ * In order to avoid falling back to software blit, we'll create
+ * a new resource in the blit format, and use DXPredCopyRegion
+ * after the blit to copy from the blit format back to the resource
+ * format.
+ */
+ template = *dst;
+ template.format = blit.dst.format;
+ newDst = svga_texture_create(svga->pipe.screen, &template);
+ if (newDst == NULL) {
+ debug_printf("svga_blit: fails to create temporary dst\n");
+ ret = false;
+ goto done;
+ }
+
+ blit.dst.resource = newDst;
+ }
+
+ svga_toggle_render_condition(svga, blit.render_condition_enable, FALSE);
+
+ util_blitter_blit(svga->blitter, &blit);
+
+ svga_toggle_render_condition(svga, blit.render_condition_enable, TRUE);
+
+ if (blit.dst.resource != dst) {
+ struct pipe_blit_info copy_region_blit;
+
+ /* increment the mksStats for blitter with extra copy */
+ SVGA_STATS_COUNT_INC(sws, SVGA_STATS_COUNT_BLITBLITTERCOPY);
+
+ /*
+ * A temporary resource was created for the blit, we need to
+ * copy from the temporary resource back to the original destination.
+ */
+ build_blit_info(dst,
+ blit.dst.level, blit.dst.box.x,
+ blit.dst.box.y, blit.dst.box.z,
+ newDst,
+ blit.dst.level, &blit.dst.box,
+ ©_region_blit);
+ if (!try_copy_region(svga, ©_region_blit)) {
+ debug_printf("svga: Destination blit format conversion failed.\n");
+ ret = false;
+ goto done;
+ }
+ }
+
+done:
+ /* unreference the temporary resources if needed */
+ pipe_resource_reference(&newDst, NULL);
+ pipe_resource_reference(&newSrc, NULL);
+
+ SVGA_STATS_TIME_POP(sws); /* SVGA_STATS_TIME_BLITBLITTER */
+ (void) sws;
+
+ return ret;
+}
+
+
+/**
+ * Try a cpu copy_region fallback.
+ */
+static bool
+try_cpu_copy_region(struct svga_context *svga,
+ const struct pipe_blit_info *blit)
+{
+ if (util_can_blit_via_copy_region(blit, TRUE) ||
+ util_can_blit_via_copy_region(blit, FALSE)) {
+
+ if (svga->render_condition && blit->render_condition_enable) {
+ debug_warning("CPU copy_region doesn't support "
+ "conditional rendering.\n");
+ return false;
+ }
+
+ copy_region_fallback(svga, blit->dst.resource,
+ blit->dst.level,
+ blit->dst.box.x, blit->dst.box.y,
+ blit->dst.box.z, blit->src.resource,
+ blit->src.level, &blit->src.box);
+ return true;
+ }
+
+ return false;
+}
+
+
+/**
+ * The pipe::blit member.
+ */
+static void
+svga_blit(struct pipe_context *pipe,
+ const struct pipe_blit_info *blit)
+{
+ struct svga_context *svga = svga_context(pipe);
+ struct svga_winsys_screen *sws = svga_screen(pipe->screen)->sws;
+
+ if (!svga_have_vgpu10(svga) &&
+ blit->src.resource->nr_samples > 1 &&
+ blit->dst.resource->nr_samples <= 1 &&
+ !util_format_is_depth_or_stencil(blit->src.resource->format) &&
+ !util_format_is_pure_integer(blit->src.resource->format)) {
+ debug_printf("svga: color resolve unimplemented\n");
+ return;
+ }
+
+ SVGA_STATS_TIME_PUSH(sws, SVGA_STATS_TIME_BLIT);
+
+ if (try_copy_region(svga, blit))
+ goto done;
- SVGA_FIFOCommitAll(svga->swc);
+ if (try_blit(svga, blit))
+ goto done;
- svga_surface(dest)->dirty = TRUE;
- svga_propagate_surface(pipe, dest);
+ if (!try_cpu_copy_region(svga, blit))
+ debug_printf("svga: Blit failed.\n");
+
+done:
+ SVGA_STATS_TIME_POP(sws); /* SVGA_STATS_TIME_BLIT */
+ (void) sws;
+}
+
+
+/**
+ * The pipe::resource_copy_region member.
+ */
+static void
+svga_resource_copy_region(struct pipe_context *pipe,
+ struct pipe_resource *dst_tex,
+ unsigned dst_level,
+ unsigned dstx, unsigned dsty, unsigned dstz,
+ struct pipe_resource *src_tex,
+ unsigned src_level,
+ const struct pipe_box *src_box)
+{
+ struct svga_context *svga = svga_context(pipe);
+ struct svga_winsys_screen *sws = svga_screen(svga->pipe.screen)->sws;
+
+ SVGA_STATS_TIME_PUSH(sws, SVGA_STATS_TIME_COPYREGION);
+
+ if (dst_tex->target == PIPE_BUFFER && src_tex->target == PIPE_BUFFER) {
+ /* can't copy within the same buffer, unfortunately */
+ if (svga_have_vgpu10(svga) && src_tex != dst_tex) {
+ enum pipe_error ret;
+ struct svga_winsys_surface *src_surf;
+ struct svga_winsys_surface *dst_surf;
+ struct svga_buffer *dbuffer = svga_buffer(dst_tex);
+ struct svga_buffer *sbuffer = svga_buffer(src_tex);
+
+ src_surf = svga_buffer_handle(svga, src_tex, sbuffer->bind_flags);
+ dst_surf = svga_buffer_handle(svga, dst_tex, dbuffer->bind_flags);
+
+ ret = SVGA3D_vgpu10_BufferCopy(svga->swc, src_surf, dst_surf,
+ src_box->x, dstx, src_box->width);
+ if (ret != PIPE_OK) {
+ svga_context_flush(svga, NULL);
+ ret = SVGA3D_vgpu10_BufferCopy(svga->swc, src_surf, dst_surf,
+ src_box->x, dstx, src_box->width);
+ assert(ret == PIPE_OK);
+ }
+
+ dbuffer->dirty = TRUE;
+ }
+ else {
+ /* use map/memcpy fallback */
+ copy_region_fallback(svga, dst_tex, dst_level, dstx,
+ dsty, dstz, src_tex, src_level, src_box);
+ }
+ } else {
+ struct pipe_blit_info blit;
+
+ build_blit_info(dst_tex, dst_level, dstx, dsty, dstz,
+ src_tex, src_level, src_box, &blit);
+
+ if (try_copy_region(svga, &blit))
+ goto done;
+
+ /* Blits are format-converting which is not what we want, so perform a
+ * strict format-check.
+ * FIXME: Need to figure out why srgb blits (tf2) and
+ * 3D blits (piglit) are broken here. Perhaps we set up the
+ * struct pipe_blit_info incorrectly.
+ */
+ if (src_tex->format == dst_tex->format &&
+ !util_format_is_srgb(src_tex->format) &&
+ svga_resource_type(src_tex->target) != SVGA3D_RESOURCE_TEXTURE3D &&
+ try_blit(svga, &blit))
+ goto done;
+
+ copy_region_fallback(svga, dst_tex, dst_level, dstx, dsty, dstz,
+ src_tex, src_level, src_box);
+ }
+
+done:
+ SVGA_STATS_TIME_POP(sws);
+ (void) sws;
+}
+
+
+/**
+ * The pipe::flush_resource member.
+ */
+static void
+svga_flush_resource(struct pipe_context *pipe,
+ struct pipe_resource *resource)
+{
}
+/**
+ * Setup the pipe blit, resource_copy_region and flush_resource members.
+ */
void
svga_init_blit_functions(struct svga_context *svga)
{
- svga->pipe.surface_copy = svga_surface_copy;
+ svga->pipe.resource_copy_region = svga_resource_copy_region;
+ svga->pipe.blit = svga_blit;
+ svga->pipe.flush_resource = svga_flush_resource;
}