Calculate GEM VRAM bo's offset within vram-helper without depending on
bo->offset.
Signed-off-by: Nirmoy Das <nirmoy.das@xxxxxxx>
Reviewed-by: Daniel Vetter <daniel.vetter@xxxxxxxx>
---
drivers/gpu/drm/drm_gem_vram_helper.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c
index 92a11bb42365..2749c2d25ac4 100644
--- a/drivers/gpu/drm/drm_gem_vram_helper.c
+++ b/drivers/gpu/drm/drm_gem_vram_helper.c
@@ -198,6 +198,13 @@ u64 drm_gem_vram_mmap_offset(struct drm_gem_vram_object *gbo)
}
EXPORT_SYMBOL(drm_gem_vram_mmap_offset);
+static s64 drm_gem_vram_pg_offset(struct drm_gem_vram_object *gbo)
+{
+ if (WARN_ON_ONCE(!gbo->bo.mem.mm_node))
+ return 0;
+ return gbo->bo.mem.start;
+}
+
/**
* drm_gem_vram_offset() - \
Returns a GEM VRAM object's offset in video memory
@@ -214,7 +221,7 @@ s64 drm_gem_vram_offset(struct drm_gem_vram_object *gbo)
{
if (WARN_ON_ONCE(!gbo->pin_count))
return (s64)-ENODEV;
- return gbo->bo.offset;
+ return drm_gem_vram_pg_offset(gbo) << PAGE_SHIFT;
}
EXPORT_SYMBOL(drm_gem_vram_offset);
--
2.25.0
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