Re: [PATCH] drm/exynos/decon: fix disable clocks order

Picked it up.

Thanks, Inki Dae

2016년 02월 11일 20:25에 Andrzej Hajda 이(가) 쓴 글:

Decon requires that clocks should be disabled in reverse order. Otherwise system hangs.

Signed-off-by: Andrzej Hajda a.hajda@samsung.com

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;