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[4/6] drm/exynos/decon5433: enable HDMI-PHY before configuring DECON

Message ID 1458739562-32327-5-git-send-email-a.hajda@samsung.com (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

Andrzej Hajda March 23, 2016, 1:26 p.m. UTC 
According to documentation and tests HDMI-PHY must be on prior
to MIXER configuration.

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
---
 drivers/gpu/drm/exynos/exynos5433_drm_decon.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
index c8c921c..26b582c 100644
--- a/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
+++ b/drivers/gpu/drm/exynos/exynos5433_drm_decon.c
@@ -393,6 +393,8 @@  static void decon_enable(struct exynos_drm_crtc *crtc)
 
 	pm_runtime_get_sync(ctx->dev);
 
+	exynos_drm_pipe_clk_enable(crtc, true);
+
 	set_bit(BIT_CLKS_ENABLED, &ctx->flags);
 
 	decon_swreset(ctx);
@@ -424,6 +426,8 @@  static void decon_disable(struct exynos_drm_crtc *crtc)
 
 	clear_bit(BIT_CLKS_ENABLED, &ctx->flags);
 
+	exynos_drm_pipe_clk_enable(crtc, false);
+
 	pm_runtime_put_sync(ctx->dev);
 
 	set_bit(BIT_SUSPENDED, &ctx->flags);