#include "util/u_upload_mgr.h"
-/* NULL image and buffer descriptor.
+/* NULL image and buffer descriptor for textures (alpha = 1) and images
+ * (alpha = 0).
*
* For images, all fields must be zero except for the swizzle, which
* supports arbitrary combinations of 0s and 1s. The texture type must be
*
* This is the only reason why the buffer descriptor must be in words [4:7].
*/
-static uint32_t null_descriptor[8] = {
+static uint32_t null_texture_descriptor[8] = {
0,
0,
0,
* descriptor */
};
+static uint32_t null_image_descriptor[8] = {
+ 0,
+ 0,
+ 0,
+ S_008F1C_TYPE(V_008F1C_SQ_RSRC_IMG_1D)
+ /* the rest must contain zeros, which is also used by the buffer
+ * descriptor */
+};
+
static void si_init_descriptors(struct si_descriptors *desc,
unsigned shader_userdata_index,
unsigned element_dw_size,
- unsigned num_elements)
+ unsigned num_elements,
+ const uint32_t *null_descriptor)
{
int i;
desc->shader_userdata_offset = shader_userdata_index * 4;
/* Initialize the array to NULL descriptors if the element size is 8. */
- if (element_dw_size % 8 == 0)
+ if (null_descriptor) {
+ assert(element_dw_size % 8 == 0);
for (i = 0; i < num_elements * element_dw_size / 8; i++)
- memcpy(desc->list + i*8, null_descriptor,
- sizeof(null_descriptor));
+ memcpy(desc->list + i * 8, null_descriptor,
+ 8 * 4);
+ }
}
static void si_release_descriptors(struct si_descriptors *desc)
} else {
/* Disable FMASK and bind sampler state in [12:15]. */
memcpy(views->desc.list + slot*16 + 8,
- null_descriptor, 4*4);
+ null_texture_descriptor, 4*4);
if (views->sampler_states[slot])
memcpy(views->desc.list + slot*16 + 12,
views->desc.enabled_mask |= 1llu << slot;
} else {
pipe_sampler_view_reference(&views->views[slot], NULL);
- memcpy(views->desc.list + slot*16, null_descriptor, 8*4);
+ memcpy(views->desc.list + slot*16, null_texture_descriptor, 8*4);
/* Only clear the lower dwords of FMASK. */
- memcpy(views->desc.list + slot*16 + 8, null_descriptor, 4*4);
+ memcpy(views->desc.list + slot*16 + 8, null_texture_descriptor, 4*4);
views->desc.enabled_mask &= ~(1llu << slot);
}
}
}
+/* IMAGE VIEWS */
+
+static void
+si_release_image_views(struct si_images_info *images)
+{
+ unsigned i;
+
+ for (i = 0; i < SI_NUM_IMAGES; ++i) {
+ struct pipe_image_view *view = &images->views[i];
+
+ pipe_resource_reference(&view->resource, NULL);
+ }
+
+ si_release_descriptors(&images->desc);
+}
+
+static void
+si_image_views_begin_new_cs(struct si_context *sctx, struct si_images_info *images)
+{
+ uint mask = images->desc.enabled_mask;
+
+ /* Add buffers to the CS. */
+ while (mask) {
+ int i = u_bit_scan(&mask);
+ struct pipe_image_view *view = &images->views[i];
+
+ assert(view->resource);
+
+ si_sampler_view_add_buffer(sctx, view->resource);
+ }
+
+ if (images->desc.buffer) {
+ radeon_add_to_buffer_list(&sctx->b, &sctx->b.gfx,
+ images->desc.buffer,
+ RADEON_USAGE_READ,
+ RADEON_PRIO_DESCRIPTORS);
+ }
+}
+
+static void
+si_disable_shader_image(struct si_images_info *images, unsigned slot)
+{
+ if (images->desc.enabled_mask & (1llu << slot)) {
+ pipe_resource_reference(&images->views[slot].resource, NULL);
+ images->compressed_colortex_mask &= ~(1 << slot);
+
+ memcpy(images->desc.list + slot*8, null_image_descriptor, 8*4);
+ images->desc.enabled_mask &= ~(1llu << slot);
+ images->desc.list_dirty = true;
+ }
+}
+
+static void
+si_set_shader_images(struct pipe_context *pipe, unsigned shader,
+ unsigned start_slot, unsigned count,
+ struct pipe_image_view *views)
+{
+ struct si_context *ctx = (struct si_context *)pipe;
+ struct si_screen *screen = ctx->screen;
+ struct si_images_info *images = &ctx->images[shader];
+ unsigned i, slot;
+
+ assert(shader < SI_NUM_SHADERS);
+
+ if (!count)
+ return;
+
+ assert(start_slot + count <= SI_NUM_IMAGES);
+
+ for (i = 0, slot = start_slot; i < count; ++i, ++slot) {
+ struct r600_resource *res;
+
+ if (!views || !views[i].resource) {
+ si_disable_shader_image(images, slot);
+ continue;
+ }
+
+ res = (struct r600_resource *)views[i].resource;
+ util_copy_image_view(&images->views[slot], &views[i]);
+
+ si_sampler_view_add_buffer(ctx, &res->b.b);
+
+ if (res->b.b.target == PIPE_BUFFER) {
+ si_make_buffer_descriptor(screen, res,
+ views[i].format,
+ views[i].u.buf.first_element,
+ views[i].u.buf.last_element,
+ images->desc.list + slot * 8);
+ images->compressed_colortex_mask &= ~(1 << slot);
+ } else {
+ static const unsigned char swizzle[4] = { 0, 1, 2, 3 };
+ struct r600_texture *tex = (struct r600_texture *)res;
+ unsigned level;
+ unsigned width, height, depth;
+
+ assert(!tex->is_depth);
+ assert(tex->fmask.size == 0);
+
+ if (tex->dcc_offset &&
+ views[i].access & PIPE_IMAGE_ACCESS_WRITE)
+ r600_texture_disable_dcc(&screen->b, tex);
+
+ if (is_compressed_colortex(tex)) {
+ images->compressed_colortex_mask |= 1 << slot;
+ } else {
+ images->compressed_colortex_mask &= ~(1 << slot);
+ }
+
+ /* Always force the base level to the selected level.
+ *
+ * This is required for 3D textures, where otherwise
+ * selecting a single slice for non-layered bindings
+ * fails. It doesn't hurt the other targets.
+ */
+ level = views[i].u.tex.level;
+ width = u_minify(res->b.b.width0, level);
+ height = u_minify(res->b.b.height0, level);
+ depth = u_minify(res->b.b.depth0, level);
+
+ si_make_texture_descriptor(screen, tex, false, res->b.b.target,
+ views[i].format, swizzle,
+ level, 0, 0,
+ views[i].u.tex.first_layer, views[i].u.tex.last_layer,
+ width, height, depth,
+ images->desc.list + slot * 8,
+ NULL);
+ }
+
+ images->desc.enabled_mask |= 1llu << slot;
+ images->desc.list_dirty = true;
+ }
+}
+
+static void
+si_images_update_compressed_colortex_mask(struct si_images_info *images)
+{
+ uint64_t mask = images->desc.enabled_mask;
+
+ while (mask) {
+ int i = u_bit_scan64(&mask);
+ struct pipe_resource *res = images->views[i].resource;
+
+ if (res && res->target != PIPE_BUFFER) {
+ struct r600_texture *rtex = (struct r600_texture *)res;
+
+ if (is_compressed_colortex(rtex)) {
+ images->compressed_colortex_mask |= 1 << i;
+ } else {
+ images->compressed_colortex_mask &= ~(1 << i);
+ }
+ }
+ }
+}
+
/* SAMPLER STATES */
static void si_bind_sampler_states(struct pipe_context *ctx, unsigned shader,
buffers->buffers = CALLOC(num_buffers, sizeof(struct pipe_resource*));
si_init_descriptors(&buffers->desc, shader_userdata_index, 4,
- num_buffers);
+ num_buffers, NULL);
}
static void si_release_buffer_resources(struct si_buffer_resources *buffers)
{
for (int i = 0; i < SI_NUM_SHADERS; ++i) {
si_samplers_update_compressed_colortex_mask(&sctx->samplers[i]);
+ si_images_update_compressed_colortex_mask(&sctx->images[i]);
}
}
}
}
}
+
+ /* Shader images */
+ for (shader = 0; shader < SI_NUM_SHADERS; ++shader) {
+ struct si_images_info *images = &sctx->images[shader];
+ unsigned mask = images->desc.enabled_mask;
+
+ while (mask) {
+ unsigned i = u_bit_scan(&mask);
+
+ if (images->views[i].resource == buf) {
+ si_desc_reset_buffer_offset(
+ ctx, images->desc.list + i * 8 + 4,
+ old_va, buf);
+ images->desc.list_dirty = true;
+
+ radeon_add_to_buffer_list(
+ &sctx->b, &sctx->b.gfx, rbuffer,
+ RADEON_USAGE_READWRITE,
+ RADEON_PRIO_SAMPLER_BUFFER);
+ }
+ }
+ }
}
/* SHADER USER DATA */
si_emit_shader_pointer(sctx, &sctx->const_buffers[i].desc, base, false);
si_emit_shader_pointer(sctx, &sctx->samplers[i].views.desc, base, false);
+ si_emit_shader_pointer(sctx, &sctx->images[i].desc, base, false);
}
si_emit_shader_pointer(sctx, &sctx->vertex_buffers, sh_base[PIPE_SHADER_VERTEX], false);
}
RADEON_USAGE_READWRITE, RADEON_PRIO_RINGS_STREAMOUT);
si_init_descriptors(&sctx->samplers[i].views.desc,
- SI_SGPR_SAMPLERS, 16, SI_NUM_SAMPLERS);
+ SI_SGPR_SAMPLERS, 16, SI_NUM_SAMPLERS,
+ null_texture_descriptor);
+
+ si_init_descriptors(&sctx->images[i].desc,
+ SI_SGPR_IMAGES, 8, SI_NUM_IMAGES,
+ null_image_descriptor);
}
si_init_descriptors(&sctx->vertex_buffers, SI_SGPR_VERTEX_BUFFERS,
- 4, SI_NUM_VERTEX_BUFFERS);
+ 4, SI_NUM_VERTEX_BUFFERS, NULL);
/* Set pipe_context functions. */
sctx->b.b.bind_sampler_states = si_bind_sampler_states;
+ sctx->b.b.set_shader_images = si_set_shader_images;
sctx->b.b.set_constant_buffer = si_set_constant_buffer;
sctx->b.b.set_sampler_views = si_set_sampler_views;
sctx->b.b.set_stream_output_targets = si_set_streamout_targets;
for (i = 0; i < SI_NUM_SHADERS; i++) {
if (!si_upload_descriptors(sctx, &sctx->const_buffers[i].desc) ||
!si_upload_descriptors(sctx, &sctx->rw_buffers[i].desc) ||
- !si_upload_descriptors(sctx, &sctx->samplers[i].views.desc))
+ !si_upload_descriptors(sctx, &sctx->samplers[i].views.desc) ||
+ !si_upload_descriptors(sctx, &sctx->images[i].desc))
return false;
}
return si_upload_vertex_buffer_descriptors(sctx);
si_release_buffer_resources(&sctx->const_buffers[i]);
si_release_buffer_resources(&sctx->rw_buffers[i]);
si_release_sampler_views(&sctx->samplers[i].views);
+ si_release_image_views(&sctx->images[i]);
}
si_release_descriptors(&sctx->vertex_buffers);
}
si_buffer_resources_begin_new_cs(sctx, &sctx->const_buffers[i]);
si_buffer_resources_begin_new_cs(sctx, &sctx->rw_buffers[i]);
si_sampler_views_begin_new_cs(sctx, &sctx->samplers[i].views);
+ si_image_views_begin_new_cs(sctx, &sctx->images[i]);
}
si_vertex_buffers_begin_new_cs(sctx);
si_shader_userdata_begin_new_cs(sctx);
projects / mesa.git / blobdiff