Decon requires that clocks should be disabled in reverse order. Otherwise
system hangs.
Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
---
drivers/gpu/drm/exynos/exynos5433_drm_decon.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
index 1bf6a21..98615e2 100644
--- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
@@ -582,9 +582,9 @@ out:
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;
--
1.9.1
--
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