[Mesa-dev] [PATCH 4/6] freedreno: use the new parent/child pools for transfers

Nicolai Hähnle nhaehnle at gmail.com
Tue Sep 27 18:21:18 UTC 2016


From: Nicolai Hähnle <nicolai.haehnle at amd.com>

---
 src/gallium/drivers/freedreno/freedreno_context.c  | 5 ++---
 src/gallium/drivers/freedreno/freedreno_context.h  | 2 +-
 src/gallium/drivers/freedreno/freedreno_resource.c | 4 ++--
 src/gallium/drivers/freedreno/freedreno_screen.c   | 4 ++++
 src/gallium/drivers/freedreno/freedreno_screen.h   | 3 +++
 5 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/src/gallium/drivers/freedreno/freedreno_context.c b/src/gallium/drivers/freedreno/freedreno_context.c
index f8604f1..0b12409 100644
--- a/src/gallium/drivers/freedreno/freedreno_context.c
+++ b/src/gallium/drivers/freedreno/freedreno_context.c
@@ -114,21 +114,21 @@ fd_context_destroy(struct pipe_context *pctx)
 
 	if (ctx->blitter)
 		util_blitter_destroy(ctx->blitter);
 
 	if (ctx->clear_rs_state)
 		pctx->delete_rasterizer_state(pctx, ctx->clear_rs_state);
 
 	if (ctx->primconvert)
 		util_primconvert_destroy(ctx->primconvert);
 
-	slab_destroy(&ctx->transfer_pool);
+	slab_destroy_child(&ctx->transfer_pool);
 
 	for (i = 0; i < ARRAY_SIZE(ctx->pipe); i++) {
 		struct fd_vsc_pipe *pipe = &ctx->pipe[i];
 		if (!pipe->bo)
 			break;
 		fd_bo_del(pipe->bo);
 	}
 
 	fd_device_del(ctx->dev);
 
@@ -258,22 +258,21 @@ fd_context_init(struct fd_context *ctx, struct pipe_screen *pscreen,
 	pctx->set_debug_callback = fd_set_debug_callback;
 
 	/* TODO what about compute?  Ideally it creates it's own independent
 	 * batches per compute job (since it isn't using tiling, so no point
 	 * in getting involved with the re-ordering madness)..
 	 */
 	if (!screen->reorder) {
 		ctx->batch = fd_bc_alloc_batch(&screen->batch_cache, ctx);
 	}
 
-	slab_create(&ctx->transfer_pool, sizeof(struct fd_transfer),
-			16);
+	slab_create_child(&ctx->transfer_pool, &screen->transfer_pool);
 
 	fd_draw_init(pctx);
 	fd_resource_context_init(pctx);
 	fd_query_context_init(pctx);
 	fd_texture_init(pctx);
 	fd_state_init(pctx);
 	fd_hw_query_init(pctx);
 
 	ctx->blitter = util_blitter_create(pctx);
 	if (!ctx->blitter)
diff --git a/src/gallium/drivers/freedreno/freedreno_context.h b/src/gallium/drivers/freedreno/freedreno_context.h
index e1b7b23..c4c08a6 100644
--- a/src/gallium/drivers/freedreno/freedreno_context.h
+++ b/src/gallium/drivers/freedreno/freedreno_context.h
@@ -114,21 +114,21 @@ struct fd_context {
 	struct fd_device *dev;
 	struct fd_screen *screen;
 
 	struct util_queue flush_queue;
 
 	struct blitter_context *blitter;
 	void *clear_rs_state;
 	struct primconvert_context *primconvert;
 
 	/* slab for pipe_transfer allocations: */
-	struct slab_mempool transfer_pool;
+	struct slab_child_pool transfer_pool;
 
 	/* slabs for fd_hw_sample and fd_hw_sample_period allocations: */
 	struct slab_mempool sample_pool;
 	struct slab_mempool sample_period_pool;
 
 	/* sample-providers for hw queries: */
 	const struct fd_hw_sample_provider *sample_providers[MAX_HW_SAMPLE_PROVIDERS];
 
 	/* list of active queries: */
 	struct list_head active_queries;
diff --git a/src/gallium/drivers/freedreno/freedreno_resource.c b/src/gallium/drivers/freedreno/freedreno_resource.c
index 1874271..addfc40 100644
--- a/src/gallium/drivers/freedreno/freedreno_resource.c
+++ b/src/gallium/drivers/freedreno/freedreno_resource.c
@@ -418,21 +418,21 @@ fd_resource_transfer_unmap(struct pipe_context *pctx,
 		fd_bo_cpu_fini(rsc->bo);
 		if (rsc->stencil)
 			fd_bo_cpu_fini(rsc->stencil->bo);
 	}
 
 	util_range_add(&rsc->valid_buffer_range,
 				   ptrans->box.x,
 				   ptrans->box.x + ptrans->box.width);
 
 	pipe_resource_reference(&ptrans->resource, NULL);
-	slab_free_st(&ctx->transfer_pool, ptrans);
+	slab_free(&ctx->transfer_pool, ptrans);
 
 	free(trans->staging);
 }
 
 static void *
 fd_resource_transfer_map(struct pipe_context *pctx,
 		struct pipe_resource *prsc,
 		unsigned level, unsigned usage,
 		const struct pipe_box *box,
 		struct pipe_transfer **pptrans)
@@ -444,21 +444,21 @@ fd_resource_transfer_map(struct pipe_context *pctx,
 	struct pipe_transfer *ptrans;
 	enum pipe_format format = prsc->format;
 	uint32_t op = 0;
 	uint32_t offset;
 	char *buf;
 	int ret = 0;
 
 	DBG("prsc=%p, level=%u, usage=%x, box=%dx%d+%d,%d", prsc, level, usage,
 		box->width, box->height, box->x, box->y);
 
-	ptrans = slab_alloc_st(&ctx->transfer_pool);
+	ptrans = slab_alloc(&ctx->transfer_pool);
 	if (!ptrans)
 		return NULL;
 
 	/* slab_alloc_st() doesn't zero: */
 	trans = fd_transfer(ptrans);
 	memset(trans, 0, sizeof(*trans));
 
 	pipe_resource_reference(&ptrans->resource, prsc);
 	ptrans->level = level;
 	ptrans->usage = usage;
diff --git a/src/gallium/drivers/freedreno/freedreno_screen.c b/src/gallium/drivers/freedreno/freedreno_screen.c
index 598a811..bc54539 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.c
+++ b/src/gallium/drivers/freedreno/freedreno_screen.c
@@ -131,20 +131,22 @@ fd_screen_destroy(struct pipe_screen *pscreen)
 	struct fd_screen *screen = fd_screen(pscreen);
 
 	if (screen->pipe)
 		fd_pipe_del(screen->pipe);
 
 	if (screen->dev)
 		fd_device_del(screen->dev);
 
 	fd_bc_fini(&screen->batch_cache);
 
+	slab_destroy_parent(&screen->transfer_pool);
+
 	pipe_mutex_destroy(screen->lock);
 
 	free(screen);
 }
 
 /*
 TODO either move caps to a2xx/a3xx specific code, or maybe have some
 tables for things that differ if the delta is not too much..
  */
 static int
@@ -689,18 +691,20 @@ fd_screen_create(struct fd_device *dev)
 
 	pscreen->get_name = fd_screen_get_name;
 	pscreen->get_vendor = fd_screen_get_vendor;
 	pscreen->get_device_vendor = fd_screen_get_device_vendor;
 
 	pscreen->get_timestamp = fd_screen_get_timestamp;
 
 	pscreen->fence_reference = fd_screen_fence_ref;
 	pscreen->fence_finish = fd_screen_fence_finish;
 
+	slab_create_parent(&screen->transfer_pool, sizeof(struct fd_transfer), 16);
+
 	util_format_s3tc_init();
 
 	return pscreen;
 
 fail:
 	fd_screen_destroy(pscreen);
 	return NULL;
 }
diff --git a/src/gallium/drivers/freedreno/freedreno_screen.h b/src/gallium/drivers/freedreno/freedreno_screen.h
index 03ee90a..db9050e 100644
--- a/src/gallium/drivers/freedreno/freedreno_screen.h
+++ b/src/gallium/drivers/freedreno/freedreno_screen.h
@@ -27,20 +27,21 @@
  */
 
 #ifndef FREEDRENO_SCREEN_H_
 #define FREEDRENO_SCREEN_H_
 
 #include <freedreno_drmif.h>
 #include <freedreno_ringbuffer.h>
 
 #include "pipe/p_screen.h"
 #include "util/u_memory.h"
+#include "util/slab.h"
 #include "os/os_thread.h"
 
 #include "freedreno_batch_cache.h"
 
 struct fd_bo;
 
 struct fd_screen {
 	struct pipe_screen base;
 
 	pipe_mutex lock;
@@ -48,20 +49,22 @@ struct fd_screen {
 	/* it would be tempting to use pipe_reference here, but that
 	 * really doesn't work well if it isn't the first member of
 	 * the struct, so not quite so awesome to be adding refcnting
 	 * further down the inheritance hierarchy:
 	 */
 	int refcnt;
 
 	/* place for winsys to stash it's own stuff: */
 	void *winsys_priv;
 
+	struct slab_parent_pool transfer_pool;
+
 	uint32_t gmemsize_bytes;
 	uint32_t device_id;
 	uint32_t gpu_id;         /* 220, 305, etc */
 	uint32_t chip_id;        /* coreid:8 majorrev:8 minorrev:8 patch:8 */
 	uint32_t max_freq;
 	uint32_t max_rts;        /* max # of render targets */
 	bool has_timestamp;
 
 	void *compiler;          /* currently unused for a2xx */
 
-- 
2.7.4



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