static int r600_setup_surface(struct pipe_screen *screen,
struct r600_texture *rtex,
- unsigned pitch_in_bytes_override)
+ unsigned pitch_in_bytes_override,
+ unsigned offset)
{
struct r600_common_screen *rscreen = (struct r600_common_screen*)screen;
+ unsigned i;
int r;
r = rscreen->ws->surface_init(rscreen->ws, &rtex->surface);
rtex->surface.stencil_level[0].offset = rtex->surface.level[0].slice_size;
}
}
+
+ if (offset) {
+ for (i = 0; i < Elements(rtex->surface.level); ++i)
+ rtex->surface.level[i].offset += offset;
+ }
return 0;
}
metadata->scanout = (surface->flags & RADEON_SURF_SCANOUT) != 0;
}
+static void r600_dirty_all_framebuffer_states(struct r600_common_screen *rscreen)
+{
+ p_atomic_inc(&rscreen->dirty_fb_counter);
+}
+
+static void r600_eliminate_fast_color_clear(struct r600_common_screen *rscreen,
+ struct r600_texture *rtex)
+{
+ struct pipe_context *ctx = rscreen->aux_context;
+
+ pipe_mutex_lock(rscreen->aux_context_lock);
+ ctx->flush_resource(ctx, &rtex->resource.b.b);
+ ctx->flush(ctx, NULL, 0);
+ pipe_mutex_unlock(rscreen->aux_context_lock);
+}
+
+static void r600_texture_disable_cmask(struct r600_common_screen *rscreen,
+ struct r600_texture *rtex)
+{
+ if (!rtex->cmask.size)
+ return;
+
+ assert(rtex->resource.b.b.nr_samples <= 1);
+
+ /* Disable CMASK. */
+ memset(&rtex->cmask, 0, sizeof(rtex->cmask));
+ rtex->cmask.base_address_reg = rtex->resource.gpu_address >> 8;
+
+ if (rscreen->chip_class >= SI)
+ rtex->cb_color_info &= ~SI_S_028C70_FAST_CLEAR(1);
+ else
+ rtex->cb_color_info &= ~EG_S_028C70_FAST_CLEAR(1);
+
+ if (rtex->cmask_buffer != &rtex->resource)
+ pipe_resource_reference((struct pipe_resource**)&rtex->cmask_buffer, NULL);
+
+ /* Notify all contexts about the change. */
+ r600_dirty_all_framebuffer_states(rscreen);
+ p_atomic_inc(&rscreen->compressed_colortex_counter);
+}
+
+static void r600_texture_disable_dcc(struct r600_common_screen *rscreen,
+ struct r600_texture *rtex)
+{
+ struct r600_common_context *rctx =
+ (struct r600_common_context *)rscreen->aux_context;
+
+ if (!rtex->dcc_offset)
+ return;
+
+ /* Decompress DCC. */
+ pipe_mutex_lock(rscreen->aux_context_lock);
+ rctx->decompress_dcc(&rctx->b, rtex);
+ rctx->b.flush(&rctx->b, NULL, 0);
+ pipe_mutex_unlock(rscreen->aux_context_lock);
+
+ /* Disable DCC. */
+ rtex->dcc_offset = 0;
+ rtex->cb_color_info &= ~VI_S_028C70_DCC_ENABLE(1);
+
+ /* Notify all contexts about the change. */
+ r600_dirty_all_framebuffer_states(rscreen);
+}
+
static boolean r600_texture_get_handle(struct pipe_screen* screen,
struct pipe_resource *resource,
struct winsys_handle *whandle,
struct r600_texture *rtex = (struct r600_texture*)resource;
struct radeon_bo_metadata metadata;
+ /* This is not supported now, but it might be required for OpenCL
+ * interop in the future.
+ */
+ if (resource->target != PIPE_BUFFER &&
+ (resource->nr_samples > 1 || rtex->is_depth))
+ return NULL;
+
if (!res->is_shared) {
res->is_shared = true;
res->external_usage = usage;
if (resource->target != PIPE_BUFFER) {
+ /* Since shader image stores don't support DCC on VI,
+ * disable it for external clients that want write
+ * access.
+ */
+ if (usage & PIPE_HANDLE_USAGE_WRITE)
+ r600_texture_disable_dcc(rscreen, rtex);
+
+ if (!(usage & PIPE_HANDLE_USAGE_EXPLICIT_FLUSH)) {
+ /* Eliminate fast clear (both CMASK and DCC) */
+ r600_eliminate_fast_color_clear(rscreen, rtex);
+
+ /* Disable CMASK if flush_resource isn't going
+ * to be called.
+ */
+ r600_texture_disable_cmask(rscreen, rtex);
+ }
+
+ /* Set metadata. */
r600_texture_init_metadata(rtex, &metadata);
+ if (rscreen->query_opaque_metadata)
+ rscreen->query_opaque_metadata(rscreen, rtex,
+ &metadata);
+
rscreen->ws->buffer_set_metadata(res->buf, &metadata);
}
} else {
return rscreen->ws->buffer_get_handle(res->buf,
rtex->surface.level[0].pitch_bytes,
+ rtex->surface.level[0].offset,
whandle);
}
if (rtex->cmask_buffer != &rtex->resource) {
pipe_resource_reference((struct pipe_resource**)&rtex->cmask_buffer, NULL);
}
- pipe_resource_reference((struct pipe_resource**)&rtex->dcc_buffer, NULL);
pb_reference(&resource->buf, NULL);
FREE(rtex);
}
rtex->cb_color_info |= SI_S_028C70_FAST_CLEAR(1);
else
rtex->cb_color_info |= EG_S_028C70_FAST_CLEAR(1);
-}
-
-static void vi_texture_alloc_dcc_separate(struct r600_common_screen *rscreen,
- struct r600_texture *rtex)
-{
- if (rscreen->debug_flags & DBG_NO_DCC)
- return;
- rtex->dcc_buffer = (struct r600_resource *)
- r600_aligned_buffer_create(&rscreen->b, PIPE_BIND_CUSTOM,
- PIPE_USAGE_DEFAULT, rtex->surface.dcc_size, rtex->surface.dcc_alignment);
- if (rtex->dcc_buffer == NULL) {
- return;
- }
-
- r600_screen_clear_buffer(rscreen, &rtex->dcc_buffer->b.b, 0, rtex->surface.dcc_size,
- 0xFFFFFFFF, true);
-
- rtex->cb_color_info |= VI_S_028C70_DCC_ENABLE(1);
+ p_atomic_inc(&rscreen->compressed_colortex_counter);
}
static unsigned r600_texture_get_htile_size(struct r600_common_screen *rscreen,
rtex->htile_buffer->buf->alignment, rtex->htile.pitch,
rtex->htile.height, rtex->htile.xalign, rtex->htile.yalign);
- if (rtex->dcc_buffer) {
- fprintf(f, " DCC: size=%u, alignment=%u\n",
- rtex->dcc_buffer->b.b.width0,
- rtex->dcc_buffer->buf->alignment);
+ if (rtex->dcc_offset) {
+ fprintf(f, " DCC: offset=%u, size=%"PRIu64", alignment=%"PRIu64"\n",
+ rtex->dcc_offset, rtex->surface.dcc_size,
+ rtex->surface.dcc_alignment);
for (i = 0; i <= rtex->surface.last_level; i++)
fprintf(f, " DCCLevel[%i]: offset=%"PRIu64"\n",
i, rtex->surface.level[i].dcc_offset);
r600_texture_create_object(struct pipe_screen *screen,
const struct pipe_resource *base,
unsigned pitch_in_bytes_override,
+ unsigned offset,
struct pb_buffer *buf,
struct radeon_surf *surface)
{
rtex->is_depth = util_format_has_depth(util_format_description(rtex->resource.b.b.format));
rtex->surface = *surface;
- if (r600_setup_surface(screen, rtex, pitch_in_bytes_override)) {
+ if (r600_setup_surface(screen, rtex, pitch_in_bytes_override, offset)) {
FREE(rtex);
return NULL;
}
return NULL;
}
}
- if (rtex->surface.dcc_size)
- vi_texture_alloc_dcc_separate(rscreen, rtex);
+
+ if (!buf && rtex->surface.dcc_size &&
+ !(rscreen->debug_flags & DBG_NO_DCC)) {
+ /* Reserve space for the DCC buffer. */
+ rtex->dcc_offset = align(rtex->size, rtex->surface.dcc_alignment);
+ rtex->size = rtex->dcc_offset + rtex->surface.dcc_size;
+ rtex->cb_color_info |= VI_S_028C70_DCC_ENABLE(1);
+ }
}
/* Now create the backing buffer. */
rtex->cmask.offset, rtex->cmask.size,
0xCCCCCCCC, true);
}
+ if (rtex->dcc_offset) {
+ r600_screen_clear_buffer(rscreen, &rtex->resource.b.b,
+ rtex->dcc_offset,
+ rtex->surface.dcc_size,
+ 0xFFFFFFFF, true);
+ }
/* Initialize the CMASK base register value. */
rtex->cmask.base_address_reg =
if (r) {
return NULL;
}
- return (struct pipe_resource *)r600_texture_create_object(screen, templ,
+ return (struct pipe_resource *)r600_texture_create_object(screen, templ, 0,
0, NULL, &surface);
}
{
struct r600_common_screen *rscreen = (struct r600_common_screen*)screen;
struct pb_buffer *buf = NULL;
- unsigned stride = 0;
+ unsigned stride = 0, offset = 0;
unsigned array_mode;
struct radeon_surf surface;
int r;
struct radeon_bo_metadata metadata = {};
+ struct r600_texture *rtex;
/* Support only 2D textures without mipmaps */
if ((templ->target != PIPE_TEXTURE_2D && templ->target != PIPE_TEXTURE_RECT) ||
templ->depth0 != 1 || templ->last_level != 0)
return NULL;
- buf = rscreen->ws->buffer_from_handle(rscreen->ws, whandle, &stride);
+ buf = rscreen->ws->buffer_from_handle(rscreen->ws, whandle, &stride, &offset);
if (!buf)
return NULL;
if (metadata.scanout)
surface.flags |= RADEON_SURF_SCANOUT;
- return (struct pipe_resource *)r600_texture_create_object(screen, templ,
- stride, buf, &surface);
+ rtex = r600_texture_create_object(screen, templ, stride,
+ offset, buf, &surface);
+ if (!rtex)
+ return NULL;
+
+ rtex->resource.is_shared = true;
+ rtex->resource.external_usage = usage;
+ return &rtex->resource.b.b;
}
bool r600_init_flushed_depth_texture(struct pipe_context *ctx,
continue;
}
+ /* shared textures can't use fast clear without an explicit flush,
+ * because there is no way to communicate the clear color among
+ * all clients
+ */
+ if (tex->resource.is_shared &&
+ !(tex->resource.external_usage & PIPE_HANDLE_USAGE_EXPLICIT_FLUSH))
+ continue;
+
/* fast color clear with 1D tiling doesn't work on old kernels and CIK */
if (tex->surface.level[0].mode == RADEON_SURF_MODE_1D &&
rctx->chip_class >= CIK &&
continue;
}
- if (tex->dcc_buffer) {
+ if (tex->dcc_offset) {
uint32_t reset_value;
bool clear_words_needed;
vi_get_fast_clear_parameters(fb->cbufs[i]->format, color, &reset_value, &clear_words_needed);
- rctx->clear_buffer(&rctx->b, &tex->dcc_buffer->b.b,
- 0, tex->surface.dcc_size, reset_value, true);
+ rctx->clear_buffer(&rctx->b, &tex->resource.b.b,
+ tex->dcc_offset, tex->surface.dcc_size,
+ reset_value, true);
if (clear_words_needed)
tex->dirty_level_mask |= 1 << fb->cbufs[i]->u.tex.level;