r600g: allocate/destroy buffers using radeon_winsys

We use the cache buffer manager from radeon_winsys now, but we don't use
anything else yet.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>

4 files changed, 24 insertions, 83 deletions

diff --git a/src/gallium/winsys/r600/drm/r600_bo.c b/src/gallium/winsys/r600/drm/r600_bo.c
index 9e6c7cc7639..8cf1d809235 100644
--- a/src/gallium/winsys/r600/drm/r600_bo.c
+++ b/src/gallium/winsys/r600/drm/r600_bo.c
@@ -68,7 +68,7 @@ struct r600_bo *r600_bo(struct radeon *radeon,
 		initial_domain = RADEON_GEM_DOMAIN_VRAM;
 		break;
 	}
-	rbo = radeon_bo(radeon, 0, size, alignment, initial_domain);
+	rbo = radeon_bo(radeon, 0, size, alignment, binding, initial_domain);
 	if (rbo == NULL) {
 		return NULL;
 	}
@@ -93,7 +93,7 @@ struct r600_bo *r600_bo_handle(struct radeon *radeon, struct winsys_handle *whan
 	struct radeon_bo *rbo;
 	unsigned tiling_flags;
 
-	rbo = bo->bo = radeon_bo(radeon, whandle->handle, 0, 0, 0);
+	rbo = bo->bo = radeon_bo(radeon, whandle->handle, 0, 0, 0, 0);
 	if (rbo == NULL) {
 		free(bo);
 		return NULL;
diff --git a/src/gallium/winsys/r600/drm/r600_drm.c b/src/gallium/winsys/r600/drm/r600_drm.c
index 1cf905f2575..f2e46d3d0d9 100644
--- a/src/gallium/winsys/r600/drm/r600_drm.c
+++ b/src/gallium/winsys/r600/drm/r600_drm.c
@@ -233,18 +233,6 @@ static int radeon_init_fence(struct radeon *radeon)
 	return 0;
 }
 
-#define PTR_TO_UINT(x) ((unsigned)((intptr_t)(x)))
-
-static unsigned handle_hash(void *key)
-{
-    return PTR_TO_UINT(key);
-}
-
-static int handle_compare(void *key1, void *key2)
-{
-    return PTR_TO_UINT(key1) != PTR_TO_UINT(key2);
-}
-
 struct radeon *radeon_create(struct radeon_winsys *ws)
 {
 	int r;
@@ -327,8 +315,6 @@ struct radeon *radeon_create(struct radeon_winsys *ws)
 		return NULL;
 	}
 
-	radeon->bo_handles = util_hash_table_create(handle_hash, handle_compare);
-	pipe_mutex_init(radeon->bo_handles_mutex);
 	return radeon;
 }
 
@@ -337,8 +323,6 @@ struct radeon *radeon_destroy(struct radeon *radeon)
 	if (radeon == NULL)
 		return NULL;
 
-	util_hash_table_destroy(radeon->bo_handles);
-	pipe_mutex_destroy(radeon->bo_handles_mutex);
 	if (radeon->fence_bo) {
 		r600_bo_reference(radeon, &radeon->fence_bo, NULL);
 	}
diff --git a/src/gallium/winsys/r600/drm/r600_priv.h b/src/gallium/winsys/r600/drm/r600_priv.h
index ee3df9c93f9..621c7eb2158 100644
--- a/src/gallium/winsys/r600/drm/r600_priv.h
+++ b/src/gallium/winsys/r600/drm/r600_priv.h
@@ -50,10 +50,6 @@ struct radeon {
 	unsigned			num_tile_pipes;
 	unsigned			backend_map;
 	boolean				backend_map_valid;
-
-        /* List of buffer handles and its mutex. */
-	struct util_hash_table          *bo_handles;
-	pipe_mutex bo_handles_mutex;
 };
 
 /* these flags are used in register flags and added into block flags */
@@ -75,9 +71,10 @@ struct r600_reg {
 #define BO_BOUND_TEXTURE 1
 struct radeon_bo {
 	struct pipe_reference		reference;
+	struct pb_buffer		*buf;
+
 	unsigned			handle;
 	unsigned			size;
-	unsigned			alignment;
 	int				map_count;
 	void				*data;
 	struct list_head		fencedlist;
@@ -87,7 +84,6 @@ struct radeon_bo {
 	struct r600_reloc		*reloc;
 	unsigned			reloc_id;
 	unsigned			last_flush;
-	unsigned                        name;
 	unsigned                        binding;
 };
 
@@ -124,7 +120,7 @@ unsigned radeon_family_from_device(unsigned device);
  * radeon_bo.c
  */
 struct radeon_bo *radeon_bo(struct radeon *radeon, unsigned handle,
-			    unsigned size, unsigned alignment, unsigned initial_domain);
+			    unsigned size, unsigned alignment, unsigned bind, unsigned initial_domain);
 void radeon_bo_reference(struct radeon *radeon, struct radeon_bo **dst,
 			 struct radeon_bo *src);
 int radeon_bo_wait(struct radeon *radeon, struct radeon_bo *bo);
diff --git a/src/gallium/winsys/r600/drm/radeon_bo.c b/src/gallium/winsys/r600/drm/radeon_bo.c
index 4e61c942a26..7ff4806c056 100644
--- a/src/gallium/winsys/r600/drm/radeon_bo.c
+++ b/src/gallium/winsys/r600/drm/radeon_bo.c
@@ -26,6 +26,7 @@
 #define _FILE_OFFSET_BITS 64
 #include "r600_priv.h"
 #include "util/u_hash_table.h"
+#include "util/u_memory.h"
 #include "radeon_drm.h"
 #include "xf86drm.h"
 #include <sys/mman.h>
@@ -68,22 +69,16 @@ static void radeon_bo_fixed_unmap(struct radeon *radeon, struct radeon_bo *bo)
 	}
 }
 
+#include "state_tracker/drm_driver.h"
+
 struct radeon_bo *radeon_bo(struct radeon *radeon, unsigned handle,
-			    unsigned size, unsigned alignment, unsigned initial_domain)
+			    unsigned size, unsigned alignment, unsigned bind,
+			    unsigned initial_domain)
 {
 	struct radeon_bo *bo;
-	int r;
+	struct winsys_handle whandle = {};
+	whandle.handle = handle;
 
-	if (handle) {
-		pipe_mutex_lock(radeon->bo_handles_mutex);
-		bo = util_hash_table_get(radeon->bo_handles,
-					 (void *)(uintptr_t)handle);
-		if (bo) {
-			struct radeon_bo *b = NULL;
-			radeon_bo_reference(radeon, &b, bo);
-			goto done;
-		}
-	}
 	bo = calloc(1, sizeof(*bo));
 	if (bo == NULL) {
 		return NULL;
@@ -91,69 +86,35 @@ struct radeon_bo *radeon_bo(struct radeon *radeon, unsigned handle,
 	bo->size = size;
 	bo->handle = handle;
 	pipe_reference_init(&bo->reference, 1);
-	bo->alignment = alignment;
 	LIST_INITHEAD(&bo->fencedlist);
 
 	if (handle) {
-		struct drm_gem_open open_arg;
-
-		memset(&open_arg, 0, sizeof(open_arg));
-		open_arg.name = handle;
-		r = drmIoctl(radeon->info.fd, DRM_IOCTL_GEM_OPEN, &open_arg);
-		if (r != 0) {
-			free(bo);
+		unsigned size;
+		bo->buf = radeon->ws->buffer_from_handle(radeon->ws, &whandle, NULL, &size);
+		if (!bo->buf) {
+			FREE(bo);
 			return NULL;
 		}
-		bo->name = handle;
-		bo->handle = open_arg.handle;
-		bo->size = open_arg.size;
+		bo->handle = radeon->ws->trans_get_buffer_handle(bo->buf);
+		bo->size = size;
 		bo->shared = TRUE;
 	} else {
-		struct drm_radeon_gem_create args = {};
-
-		args.size = size;
-		args.alignment = alignment;
-		args.initial_domain = initial_domain;
-		args.flags = 0;
-		args.handle = 0;
-		r = drmCommandWriteRead(radeon->info.fd, DRM_RADEON_GEM_CREATE,
-					&args, sizeof(args));
-		bo->handle = args.handle;
-		if (r) {
-			fprintf(stderr, "Failed to allocate :\n");
-			fprintf(stderr, "   size      : %d bytes\n", size);
-			fprintf(stderr, "   alignment : %d bytes\n", alignment);
-			free(bo);
+		bo->buf = radeon->ws->buffer_create(radeon->ws, size, alignment, bind, initial_domain);
+		if (!bo->buf) {
+			FREE(bo);
 			return NULL;
 		}
+		bo->handle = radeon->ws->trans_get_buffer_handle(bo->buf);
 	}
-
-	if (handle)
-		util_hash_table_set(radeon->bo_handles, (void *)(uintptr_t)handle, bo);
-done:
-	if (handle)
-		pipe_mutex_unlock(radeon->bo_handles_mutex);
-
 	return bo;
 }
 
 static void radeon_bo_destroy(struct radeon *radeon, struct radeon_bo *bo)
 {
-	struct drm_gem_close args;
-
-	if (bo->name) {
-		pipe_mutex_lock(radeon->bo_handles_mutex);
-		util_hash_table_remove(radeon->bo_handles,
-				       (void *)(uintptr_t)bo->name);
-		pipe_mutex_unlock(radeon->bo_handles_mutex);
-	}
 	LIST_DEL(&bo->fencedlist);
 	radeon_bo_fixed_unmap(radeon, bo);
-	memset(&args, 0, sizeof(args));
-	args.handle = bo->handle;
-	drmIoctl(radeon->info.fd, DRM_IOCTL_GEM_CLOSE, &args);
-	memset(bo, 0, sizeof(struct radeon_bo));
-	free(bo);
+	pb_reference(&bo->buf, NULL);
+	FREE(bo);
 }
 
 void radeon_bo_reference(struct radeon *radeon,