drm/exynos/fimc: avoid clearing overflow bits

Overflow bits shall be cleared by H/W.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Reviewed-by: Joonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

1 files changed, 0 insertions, 3 deletions

diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimc.c b/drivers/gpu/drm/exynos/exynos_drm_fimc.c
index 7a5338ed2433..c55c501f899c 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimc.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimc.c
@@ -336,9 +336,6 @@ static bool fimc_check_ovf(struct fimc_context *ctx)
                 fimc_set_bits(ctx, EXYNOS_CIWDOFST,
                         EXYNOS_CIWDOFST_CLROVFIY | EXYNOS_CIWDOFST_CLROVFICB |
                         EXYNOS_CIWDOFST_CLROVFICR);
-                fimc_clear_bits(ctx, EXYNOS_CIWDOFST,
-                        EXYNOS_CIWDOFST_CLROVFIY | EXYNOS_CIWDOFST_CLROVFICB |
-                        EXYNOS_CIWDOFST_CLROVFICR);
 
                 dev_err(ippdrv->dev, "occurred overflow at %d, status 0x%x.\n",
                         ctx->id, status);