if raw edid data isn't same as fake data then it can't be tested.
Signed-off-by: Inki Dae <inki.dae@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
drivers/gpu/drm/exynos/exynos_drm_vidi.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
index 88dae6b..dbbf2fc 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
@@ -533,6 +533,12 @@ static int vidi_store_connection(struct device *dev,
if (!ctx->raw_edid)
ctx->raw_edid = (struct edid *)fake_edid_info;
+ /* if raw_edid isn't same as fake data then it can't be tested. */
+ if (ctx->raw_edid != (struct edid *)fake_edid_info) {
+ DRM_DEBUG_KMS("edid data is not fake data.\n");
+ return -EINVAL;
+ }
+
DRM_DEBUG_KMS("requested connection.\n");
drm_helper_hpd_irq_event(ctx->subdrv.drm_dev);
--
1.7.4.1
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