drm/exynos/decon: fix disable clocks order
Decon requires that clocks should be disabled in reverse order. Otherwise
system hangs.
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
index 107224a..162ab93 100644
--- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
@@ -580,9 +580,9 @@
static int exynos5433_decon_suspend(struct device *dev)
{
struct decon_context *ctx = dev_get_drvdata(dev);
- int i;
+ int i = ARRAY_SIZE(decon_clks_name);
- for (i = 0; i < ARRAY_SIZE(decon_clks_name); i++)
+ while (--i >= 0)
clk_disable_unprepare(ctx->clks[i]);
return 0;