* 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 rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * 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 above copyright notice and this permission notice 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.
+ * 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 NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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 <stdio.h>
#include <time.h>
#include "pipe/p_defines.h"
#include "pipe/p_state.h"
#include "util/ralloc.h"
#include "util/u_inlines.h"
-#include "util/u_format.h"
+#include "util/format/u_format.h"
#include "util/u_upload_mgr.h"
+#include "drm-uapi/i915_drm.h"
#include "iris_context.h"
#include "iris_resource.h"
#include "iris_screen.h"
-
-static void
-iris_flush(struct pipe_context *ctx,
- struct pipe_fence_handle **fence,
- unsigned flags)
-{
- if (fence)
- *fence = NULL;
-}
+#include "common/gen_defines.h"
+#include "common/gen_sample_positions.h"
/**
* For debugging purposes, this returns a time in seconds.
return tp.tv_sec + tp.tv_nsec / 1000000000.0;
}
+/**
+ * The pipe->set_debug_callback() driver hook.
+ */
static void
iris_set_debug_callback(struct pipe_context *ctx,
const struct pipe_debug_callback *cb)
memset(&ice->dbg, 0, sizeof(ice->dbg));
}
+/**
+ * Called from the batch module when it detects a GPU hang.
+ *
+ * In this case, we've lost our GEM context, and can't rely on any existing
+ * state on the GPU. We must mark everything dirty and wipe away any saved
+ * assumptions about the last known state of the GPU.
+ */
+void
+iris_lost_context_state(struct iris_batch *batch)
+{
+ /* The batch module doesn't have an iris_context, because we want to
+ * avoid introducing lots of layering violations. Unfortunately, here
+ * we do need to inform the context of batch catastrophe. We know the
+ * batch is one of our context's, so hackily claw our way back.
+ */
+ struct iris_context *ice = NULL;
+
+ if (batch->name == IRIS_BATCH_RENDER) {
+ ice = container_of(batch, ice, batches[IRIS_BATCH_RENDER]);
+ assert(&ice->batches[IRIS_BATCH_RENDER] == batch);
+
+ ice->vtbl.init_render_context(batch);
+ } else if (batch->name == IRIS_BATCH_COMPUTE) {
+ ice = container_of(batch, ice, batches[IRIS_BATCH_COMPUTE]);
+ assert(&ice->batches[IRIS_BATCH_COMPUTE] == batch);
+
+ ice->vtbl.init_compute_context(batch);
+ } else {
+ unreachable("unhandled batch reset");
+ }
+
+ ice->state.dirty = ~0ull;
+ ice->state.current_hash_scale = 0;
+ memset(ice->state.last_grid, 0, sizeof(ice->state.last_grid));
+ batch->last_surface_base_address = ~0ull;
+ batch->last_aux_map_state = 0;
+ ice->vtbl.lost_genx_state(ice, batch);
+}
+
+static enum pipe_reset_status
+iris_get_device_reset_status(struct pipe_context *ctx)
+{
+ struct iris_context *ice = (struct iris_context *)ctx;
+
+ enum pipe_reset_status worst_reset = PIPE_NO_RESET;
+
+ /* Check the reset status of each batch's hardware context, and take the
+ * worst status (if one was guilty, proclaim guilt).
+ */
+ for (int i = 0; i < IRIS_BATCH_COUNT; i++) {
+ /* This will also recreate the hardware contexts as necessary, so any
+ * future queries will show no resets. We only want to report once.
+ */
+ enum pipe_reset_status batch_reset =
+ iris_batch_check_for_reset(&ice->batches[i]);
+
+ if (batch_reset == PIPE_NO_RESET)
+ continue;
+
+ if (worst_reset == PIPE_NO_RESET) {
+ worst_reset = batch_reset;
+ } else {
+ /* GUILTY < INNOCENT < UNKNOWN */
+ worst_reset = MIN2(worst_reset, batch_reset);
+ }
+ }
+
+ if (worst_reset != PIPE_NO_RESET && ice->reset.reset)
+ ice->reset.reset(ice->reset.data, worst_reset);
+
+ return worst_reset;
+}
+
+static void
+iris_set_device_reset_callback(struct pipe_context *ctx,
+ const struct pipe_device_reset_callback *cb)
+{
+ struct iris_context *ice = (struct iris_context *)ctx;
+
+ if (cb)
+ ice->reset = *cb;
+ else
+ memset(&ice->reset, 0, sizeof(ice->reset));
+}
+
+static void
+iris_get_sample_position(struct pipe_context *ctx,
+ unsigned sample_count,
+ unsigned sample_index,
+ float *out_value)
+{
+ union {
+ struct {
+ float x[16];
+ float y[16];
+ } a;
+ struct {
+ float _0XOffset, _1XOffset, _2XOffset, _3XOffset,
+ _4XOffset, _5XOffset, _6XOffset, _7XOffset,
+ _8XOffset, _9XOffset, _10XOffset, _11XOffset,
+ _12XOffset, _13XOffset, _14XOffset, _15XOffset;
+ float _0YOffset, _1YOffset, _2YOffset, _3YOffset,
+ _4YOffset, _5YOffset, _6YOffset, _7YOffset,
+ _8YOffset, _9YOffset, _10YOffset, _11YOffset,
+ _12YOffset, _13YOffset, _14YOffset, _15YOffset;
+ } v;
+ } u;
+ switch (sample_count) {
+ case 1: GEN_SAMPLE_POS_1X(u.v._); break;
+ case 2: GEN_SAMPLE_POS_2X(u.v._); break;
+ case 4: GEN_SAMPLE_POS_4X(u.v._); break;
+ case 8: GEN_SAMPLE_POS_8X(u.v._); break;
+ case 16: GEN_SAMPLE_POS_16X(u.v._); break;
+ default: unreachable("invalid sample count");
+ }
+
+ out_value[0] = u.a.x[sample_index];
+ out_value[1] = u.a.y[sample_index];
+}
+
+/**
+ * Destroy a context, freeing any associated memory.
+ */
static void
iris_destroy_context(struct pipe_context *ctx)
{
if (ctx->stream_uploader)
u_upload_destroy(ctx->stream_uploader);
+ ice->vtbl.destroy_state(ice);
+ iris_destroy_program_cache(ice);
+ iris_destroy_border_color_pool(ice);
+ u_upload_destroy(ice->state.surface_uploader);
+ u_upload_destroy(ice->state.dynamic_uploader);
+ u_upload_destroy(ice->query_buffer_uploader);
+
+ slab_destroy_child(&ice->transfer_pool);
+
+ iris_batch_free(&ice->batches[IRIS_BATCH_RENDER]);
+ iris_batch_free(&ice->batches[IRIS_BATCH_COMPUTE]);
+ iris_destroy_binder(&ice->state.binder);
+
ralloc_free(ice);
}
+#define genX_call(devinfo, func, ...) \
+ switch (devinfo->gen) { \
+ case 12: \
+ gen12_##func(__VA_ARGS__); \
+ break; \
+ case 11: \
+ gen11_##func(__VA_ARGS__); \
+ break; \
+ case 10: \
+ gen10_##func(__VA_ARGS__); \
+ break; \
+ case 9: \
+ gen9_##func(__VA_ARGS__); \
+ break; \
+ case 8: \
+ gen8_##func(__VA_ARGS__); \
+ break; \
+ default: \
+ unreachable("Unknown hardware generation"); \
+ }
+
+/**
+ * Create a context.
+ *
+ * This is where each context begins.
+ */
struct pipe_context *
iris_create_context(struct pipe_screen *pscreen, void *priv, unsigned flags)
{
struct iris_screen *screen = (struct iris_screen*)pscreen;
+ const struct gen_device_info *devinfo = &screen->devinfo;
struct iris_context *ice = rzalloc(NULL, struct iris_context);
if (!ice)
ctx->const_uploader = ctx->stream_uploader;
ctx->destroy = iris_destroy_context;
- ctx->flush = iris_flush;
ctx->set_debug_callback = iris_set_debug_callback;
+ ctx->set_device_reset_callback = iris_set_device_reset_callback;
+ ctx->get_device_reset_status = iris_get_device_reset_status;
+ ctx->get_sample_position = iris_get_sample_position;
+ iris_init_context_fence_functions(ctx);
iris_init_blit_functions(ctx);
iris_init_clear_functions(ctx);
iris_init_program_functions(ctx);
iris_init_resource_functions(ctx);
- iris_init_state_functions(ctx);
- iris_init_query_functions(ctx);
+ iris_init_flush_functions(ctx);
+ iris_init_perfquery_functions(ctx);
iris_init_program_cache(ice);
+ iris_init_border_color_pool(ice);
+ iris_init_binder(ice);
+
+ slab_create_child(&ice->transfer_pool, &screen->transfer_pool);
+
+ ice->state.surface_uploader =
+ u_upload_create(ctx, 16384, PIPE_BIND_CUSTOM, PIPE_USAGE_IMMUTABLE,
+ IRIS_RESOURCE_FLAG_SURFACE_MEMZONE);
+ ice->state.dynamic_uploader =
+ u_upload_create(ctx, 16384, PIPE_BIND_CUSTOM, PIPE_USAGE_IMMUTABLE,
+ IRIS_RESOURCE_FLAG_DYNAMIC_MEMZONE);
+
+ ice->query_buffer_uploader =
+ u_upload_create(ctx, 4096, PIPE_BIND_CUSTOM, PIPE_USAGE_STAGING,
+ 0);
+
+ genX_call(devinfo, init_state, ice);
+ genX_call(devinfo, init_blorp, ice);
+ genX_call(devinfo, init_query, ice);
+
+ int priority = 0;
+ if (flags & PIPE_CONTEXT_HIGH_PRIORITY)
+ priority = GEN_CONTEXT_HIGH_PRIORITY;
+ if (flags & PIPE_CONTEXT_LOW_PRIORITY)
+ priority = GEN_CONTEXT_LOW_PRIORITY;
+
+ if (unlikely(INTEL_DEBUG & DEBUG_BATCH))
+ ice->state.sizes = _mesa_hash_table_u64_create(ice);
+
+ for (int i = 0; i < IRIS_BATCH_COUNT; i++) {
+ iris_init_batch(&ice->batches[i], screen, &ice->vtbl, &ice->dbg,
+ &ice->reset, ice->state.sizes,
+ ice->batches, (enum iris_batch_name) i, priority);
+ }
- iris_batch_init(&ice->render_batch, screen, &ice->dbg);
+ ice->vtbl.init_render_context(&ice->batches[IRIS_BATCH_RENDER]);
+ ice->vtbl.init_compute_context(&ice->batches[IRIS_BATCH_COMPUTE]);
return ctx;
}