r600g: attempt to abstract kernel bos from pipe driver.

introduce an abstraction layer between kernel bos and the winsys BOs.

this is to allow plugging in pb manager with minimal disruption to pipe driver.

1 files changed, 17 insertions, 14 deletions

diff --git a/src/gallium/drivers/r600/r600_buffer.c b/src/gallium/drivers/r600/r600_buffer.c
index 06197d3d7d9..37abf42d34f 100644
--- a/src/gallium/drivers/r600/r600_buffer.c
+++ b/src/gallium/drivers/r600/r600_buffer.c
@@ -68,7 +68,7 @@ struct pipe_resource *r600_buffer_create(struct pipe_screen *screen,
 {
 	struct r600_screen *rscreen = r600_screen(screen);
 	struct r600_resource *rbuffer;
-	struct radeon_bo *bo;
+	struct radeon_ws_bo *bo;
 	struct pb_desc desc;
 	/* XXX We probably want a different alignment for buffers and textures. */
 	unsigned alignment = 4096;
@@ -81,7 +81,7 @@ struct pipe_resource *r600_buffer_create(struct pipe_screen *screen,
 	pipe_reference_init(&rbuffer->base.b.reference, 1);
 	rbuffer->base.b.screen = screen;
 	rbuffer->base.vtbl = &r600_buffer_vtbl;
-
+	rbuffer->size = rbuffer->base.b.width0;
 	if ((rscreen->use_mem_constant == FALSE) && (rbuffer->base.b.bind & PIPE_BIND_CONSTANT_BUFFER)) {
 		desc.alignment = alignment;
 		desc.usage = rbuffer->base.b.bind;
@@ -94,7 +94,7 @@ struct pipe_resource *r600_buffer_create(struct pipe_screen *screen,
 		return &rbuffer->base.b;
 	}
 	rbuffer->domain = r600_domain_from_usage(rbuffer->base.b.bind);
-	bo = radeon_bo(rscreen->rw, 0, rbuffer->base.b.width0, alignment, NULL);
+	bo = radeon_ws_bo(rscreen->rw, rbuffer->base.b.width0, alignment);
 	if (bo == NULL) {
 		FREE(rbuffer);
 		return NULL;
@@ -110,6 +110,7 @@ struct pipe_resource *r600_user_buffer_create(struct pipe_screen *screen,
 	struct r600_resource *rbuffer;
 	struct r600_screen *rscreen = r600_screen(screen);
 	struct pipe_resource templ;
+	void *data;
 
 	memset(&templ, 0, sizeof(struct pipe_resource));
 	templ.target = PIPE_BUFFER;
@@ -124,9 +125,9 @@ struct pipe_resource *r600_user_buffer_create(struct pipe_screen *screen,
 	if (rbuffer == NULL) {
 		return NULL;
 	}
-	radeon_bo_map(rscreen->rw, rbuffer->bo);
-	memcpy(rbuffer->bo->data, ptr, bytes);
-	radeon_bo_unmap(rscreen->rw, rbuffer->bo);
+	data = radeon_ws_bo_map(rscreen->rw, rbuffer->bo);
+	memcpy(data, ptr, bytes);
+	radeon_ws_bo_unmap(rscreen->rw, rbuffer->bo);
 	return &rbuffer->base.b;
 }
 
@@ -142,7 +143,7 @@ static void r600_buffer_destroy(struct pipe_screen *screen,
 		rbuffer->pb = NULL;
 	}
 	if (rbuffer->bo) {
-		radeon_bo_decref(rscreen->rw, rbuffer->bo);
+		radeon_ws_bo_reference(rscreen->rw, &rbuffer->bo, NULL);
 	}
 	memset(rbuffer, 0, sizeof(struct r600_resource));
 	FREE(rbuffer);
@@ -154,6 +155,7 @@ static void *r600_buffer_transfer_map(struct pipe_context *pipe,
 	struct r600_resource *rbuffer = (struct r600_resource*)transfer->resource;
 	struct r600_screen *rscreen = r600_screen(pipe->screen);
 	int write = 0;
+	uint8_t *data;
 
 	if (rbuffer->pb) {
 		return (uint8_t*)pb_map(rbuffer->pb, transfer->usage, NULL) + transfer->box.x;
@@ -164,10 +166,11 @@ static void *r600_buffer_transfer_map(struct pipe_context *pipe,
 	if (transfer->usage & PIPE_TRANSFER_WRITE) {
 		write = 1;
 	}
-	if (radeon_bo_map(rscreen->rw, rbuffer->bo)) {
+	data = radeon_ws_bo_map(rscreen->rw, rbuffer->bo);
+	if (!data)
 		return NULL;
-	}
-	return (uint8_t*)rbuffer->bo->data + transfer->box.x;
+
+	return (uint8_t*)data + transfer->box.x;
 }
 
 static void r600_buffer_transfer_unmap(struct pipe_context *pipe,
@@ -179,7 +182,7 @@ static void r600_buffer_transfer_unmap(struct pipe_context *pipe,
 	if (rbuffer->pb) {
 		pb_unmap(rbuffer->pb);
 	} else {
-		radeon_bo_unmap(rscreen->rw, rbuffer->bo);
+		radeon_ws_bo_unmap(rscreen->rw, rbuffer->bo);
 	}
 }
 
@@ -202,16 +205,16 @@ struct pipe_resource *r600_buffer_from_handle(struct pipe_screen *screen,
 {
 	struct radeon *rw = (struct radeon*)screen->winsys;
 	struct r600_resource *rbuffer;
-	struct radeon_bo *bo = NULL;
+	struct radeon_ws_bo *bo = NULL;
 
-	bo = radeon_bo(rw, whandle->handle, 0, 0, NULL);
+	bo = radeon_ws_bo_handle(rw, whandle->handle);
 	if (bo == NULL) {
 		return NULL;
 	}
 
 	rbuffer = CALLOC_STRUCT(r600_resource);
 	if (rbuffer == NULL) {
-		radeon_bo_decref(rw, bo);
+		radeon_ws_bo_reference(rw, &bo, NULL);
 		return NULL;
 	}