[Mesa-dev] [PATCH] r600g: fix up CP DMA for VM on cayman and TN

[alexdeucher at gmail.com]

From: Alex Deucher <alexander.deucher at amd.com>

Need to add the virtual address.

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 src/gallium/drivers/r600/r600.h            |    4 ++--
 src/gallium/drivers/r600/r600_hw_context.c |   11 +++++++----
 2 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/src/gallium/drivers/r600/r600.h b/src/gallium/drivers/r600/r600.h
index 93604fb..06e914f 100644
--- a/src/gallium/drivers/r600/r600.h
+++ b/src/gallium/drivers/r600/r600.h
@@ -172,8 +172,8 @@ void r600_context_streamout_end(struct r600_context *ctx);
 void r600_need_cs_space(struct r600_context *ctx, unsigned num_dw, boolean count_draw_in);
 void r600_context_block_emit_dirty(struct r600_context *ctx, struct r600_block *block, unsigned pkt_flags);
 void r600_cp_dma_copy_buffer(struct r600_context *rctx,
-			     struct pipe_resource *dst, unsigned dst_offset,
-			     struct pipe_resource *src, unsigned src_offset,
+			     struct pipe_resource *dst, unsigned long dst_offset,
+			     struct pipe_resource *src, unsigned long src_offset,
 			     unsigned size);
 
 int evergreen_context_init(struct r600_context *ctx);
diff --git a/src/gallium/drivers/r600/r600_hw_context.c b/src/gallium/drivers/r600/r600_hw_context.c
index caebf5c..e13b502 100644
--- a/src/gallium/drivers/r600/r600_hw_context.c
+++ b/src/gallium/drivers/r600/r600_hw_context.c
@@ -1065,8 +1065,8 @@ void r600_context_streamout_end(struct r600_context *ctx)
 #define CP_DMA_MAX_BYTE_COUNT ((1 << 21) - 8)
 
 void r600_cp_dma_copy_buffer(struct r600_context *rctx,
-			     struct pipe_resource *dst, unsigned dst_offset,
-			     struct pipe_resource *src, unsigned src_offset,
+			     struct pipe_resource *dst, unsigned long dst_offset,
+			     struct pipe_resource *src, unsigned long src_offset,
 			     unsigned size)
 {
 	struct radeon_winsys_cs *cs = rctx->cs;
@@ -1079,6 +1079,9 @@ void r600_cp_dma_copy_buffer(struct r600_context *rctx,
 		return;
 	}
 
+	dst_offset += r600_resource_va(&rctx->screen->screen, dst);
+	src_offset += r600_resource_va(&rctx->screen->screen, src);
+
 	/* We flush the caches, because we might read from or write
 	 * to resources which are bound right now. */
 	rctx->flags |= R600_CONTEXT_INVAL_READ_CACHES |
@@ -1112,9 +1115,9 @@ void r600_cp_dma_copy_buffer(struct r600_context *rctx,
 
 		r600_write_value(cs, PKT3(PKT3_CP_DMA, 4, 0));
 		r600_write_value(cs, src_offset);	/* SRC_ADDR_LO [31:0] */
-		r600_write_value(cs, sync);		/* CP_SYNC [31] | SRC_ADDR_HI [7:0] */
+		r600_write_value(cs, sync | ((src_offset >> 32) & 0xff));		/* CP_SYNC [31] | SRC_ADDR_HI [7:0] */
 		r600_write_value(cs, dst_offset);	/* DST_ADDR_LO [31:0] */
-		r600_write_value(cs, 0);		/* DST_ADDR_HI [7:0] */
+		r600_write_value(cs, (dst_offset >> 32) & 0xff);		/* DST_ADDR_HI [7:0] */
 		r600_write_value(cs, byte_count);	/* COMMAND [29:22] | BYTE_COUNT [20:0] */
 
 		r600_write_value(cs, PKT3(PKT3_NOP, 0, 0));
-- 
1.7.7.5