Mesa (master): i965: use mt->offset in intel_miptree_map_movntdqa()

[Chad Versace]

Module: Mesa
Branch: master
Commit: 4c4bfed6709c7c35de4b2268ca2e73ed75c30f50
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=4c4bfed6709c7c35de4b2268ca2e73ed75c30f50

Author: Haixia Shi <hshi at chromium.org>
Date:   Tue Aug  2 17:03:32 2016 -0700

i965: use mt->offset in intel_miptree_map_movntdqa()

We need to include mt->offset in the calculation of src pointer because its
value may be non-zero, for example in a cubemap texture.

Signed-off-by: Haixia Shi <hshi at chromium.org>
Cc: Jason Ekstrand <jason.ekstrand at intel.com>
Reviewed-by: Chad Versace <chad at kiwitree.net>
Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
Change-Id: I461ad5b204626d5a1c45611fc6b63735dcf29f63

---

 src/mesa/drivers/dri/i965/intel_mipmap_tree.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
index a988221..8e7c44c 100644
--- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
+++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
@@ -2462,6 +2462,9 @@ intel_miptree_map_movntdqa(struct brw_context *brw,
    void *src = intel_miptree_map_raw(brw, mt);
    if (!src)
       return;
+
+   src += mt->offset;
+
    src += image_y * mt->pitch;
    src += image_x * mt->cpp;