The C#_EN_F in SHADOWCON register is updated per frame.
So it should be protected by fimd_shadow_protect_win().
Signed-off-by: YoungJun Cho <yj44.cho@xxxxxxxxxxx>
Acked-by: Inki Dae <inki.dae@xxxxxxxxxxx>
Acked-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
drivers/gpu/drm/exynos/exynos_drm_fimd.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
index ec2d170..77ba961 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c
@@ -751,15 +751,15 @@ static void fimd_win_commit(struct exynos_drm_manager *mgr, int zpos)
val |= WINCONx_ENWIN;
writel(val, ctx->regs + WINCON(win));
- /* Enable DMA channel and unprotect windows */
- fimd_shadow_protect_win(ctx, win, false);
-
if (ctx->driver_data->has_shadowcon) {
val = readl(ctx->regs + SHADOWCON);
val |= SHADOWCON_CHx_ENABLE(win);
writel(val, ctx->regs + SHADOWCON);
}
+ /* Enable DMA channel and unprotect windows */
+ fimd_shadow_protect_win(ctx, win, false);
+
win_data->enabled = true;
if (ctx->i80_if)
--
1.9.0
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