Mesa (master): r600g: add copy into tiled texture

[Dave Airlie]

Module: Mesa
Branch: master
Commit: 9979d60c0e2e4152bce19c2c4128ff2941b9191b
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=9979d60c0e2e4152bce19c2c4128ff2941b9191b

Author: Dave Airlie <airlied at redhat.com>
Date:   Tue Oct 12 11:54:16 2010 +1000

r600g: add copy into tiled texture

---

 src/gallium/drivers/r600/r600_texture.c |   25 ++++++++++++++++++++++---
 1 files changed, 22 insertions(+), 3 deletions(-)

diff --git a/src/gallium/drivers/r600/r600_texture.c b/src/gallium/drivers/r600/r600_texture.c
index 1eaf40f..f770a35 100644
--- a/src/gallium/drivers/r600/r600_texture.c
+++ b/src/gallium/drivers/r600/r600_texture.c
@@ -53,6 +53,25 @@ static void r600_copy_from_tiled_texture(struct pipe_context *ctx, struct r600_t
 				transfer->box.width, transfer->box.height);
 }
 
+
+/* Copy from a detiled texture to a tiled one. */
+static void r600_copy_into_tiled_texture(struct pipe_context *ctx, struct r600_transfer *rtransfer)
+{
+	struct pipe_transfer *transfer = (struct pipe_transfer*)rtransfer;
+	struct pipe_resource *texture = transfer->resource;
+	struct pipe_subresource subsrc;
+
+	subsrc.face = 0;
+	subsrc.level = 0;
+	ctx->resource_copy_region(ctx, texture, transfer->sr,
+				  transfer->box.x, transfer->box.y, transfer->box.z,
+				  rtransfer->linear_texture, subsrc,
+				  0, 0, 0,
+				  transfer->box.width, transfer->box.height);
+
+	ctx->flush(ctx, 0, NULL);
+}
+
 static unsigned long r600_texture_get_offset(struct r600_resource_texture *rtex,
 					unsigned level, unsigned zslice,
 					unsigned face)
@@ -339,12 +358,12 @@ void r600_texture_transfer_destroy(struct pipe_context *ctx,
 	struct r600_resource_texture *rtex = (struct r600_resource_texture*)transfer->resource;
 
 	if (rtransfer->linear_texture) {
+		if (transfer->usage & PIPE_TRANSFER_WRITE) {
+			r600_copy_into_tiled_texture(ctx, rtransfer);
+		}
 		pipe_resource_reference(&rtransfer->linear_texture, NULL);
 	}
 	if (rtex->flushed_depth_texture) {
-		if (transfer->usage & PIPE_TRANSFER_WRITE) {
-			// TODO
-		}
 		pipe_resource_reference((struct pipe_resource **)&rtex->flushed_depth_texture, NULL);
 	}
 	pipe_resource_reference(&transfer->resource, NULL);