minigbm: Use the stride value returned by mapImage
mapImage can return a different stride value. This value must be
used for the mapped address.
BUG=b:38152101 b:79346377
TEST=graphics_Sanity autotest passed
Change-Id: Ie0eb716291366ae6a047d704f66d24ec41738713
Signed-off-by: Satyajit Sahu <satyajit.sahu@amd.com>
Reviewed-on: https://chromium-review.googlesource.com/1041369
Commit-Ready: Bernie Thompson <bhthompson@chromium.org>
Tested-by: Drew Davenport <ddavenport@chromium.org>
Reviewed-by: Gurchetan Singh <gurchetansingh@chromium.org>
diff --git a/gbm.c b/gbm.c
index a720461..c12c269 100644
--- a/gbm.c
+++ b/gbm.c
@@ -233,7 +233,6 @@
if (!bo || width == 0 || height == 0 || !stride || !map_data)
return NULL;
- *stride = gbm_bo_get_plane_stride(bo, plane);
map_flags = (transfer_flags & GBM_BO_TRANSFER_READ) ? BO_MAP_READ : BO_MAP_NONE;
map_flags |= (transfer_flags & GBM_BO_TRANSFER_WRITE) ? BO_MAP_WRITE : BO_MAP_NONE;
@@ -241,7 +240,9 @@
if (addr == MAP_FAILED)
return MAP_FAILED;
- offset = gbm_bo_get_plane_stride(bo, plane) * rect.y;
+ *stride = ((struct mapping *)*map_data)->vma->map_strides[plane];
+
+ offset = *stride * rect.y;
offset += drv_stride_from_format(bo->gbm_format, rect.x, plane);
return (void *)((uint8_t *)addr + offset);
}