From a121d179563e773e682448bf06a1842662e6440f Mon Sep 17 00:00:00 2001 From: Andrzej Hajda Date: Wed, 23 Mar 2016 14:26:01 +0100 Subject: [PATCH] drm/exynos/mixer: enable HDMI-PHY before configuring MIXER According to documentation HDMI-PHY must be on prior to MIXER configuration. Signed-off-by: Andrzej Hajda Signed-off-by: Inki Dae --- drivers/gpu/drm/exynos/exynos_mixer.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 0a5a60005f7e..27f36c06505b 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -1065,6 +1065,8 @@ static void mixer_enable(struct exynos_drm_crtc *crtc) pm_runtime_get_sync(ctx->dev); + exynos_drm_pipe_clk_enable(crtc, true); + mixer_vsync_set_update(ctx, false); mixer_reg_writemask(res, MXR_STATUS, ~0, MXR_STATUS_SOFT_RESET); @@ -1094,6 +1096,8 @@ static void mixer_disable(struct exynos_drm_crtc *crtc) for (i = 0; i < MIXER_WIN_NR; i++) mixer_disable_plane(crtc, &ctx->planes[i]); + exynos_drm_pipe_clk_enable(crtc, false); + pm_runtime_put(ctx->dev); clear_bit(MXR_BIT_POWERED, &ctx->flags); -- 2.20.1