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a57ce78b37
* Bump to 4.18, removing the obvious, fixing build problems, put some on waiting. * Pin 4.18 to DEV, rollback 4.14 to NEXT, adjust configs, remove one deprecated patch from NEXT and add board-h3-address-some-stability-issues.patch * Adjust few boards in development to new reality, removing it from NEXT for now * Adjust few board configs * Board config adjustement * Adjust few boards configs * Port NeoCore2 and Neo21.1 to 4.14.y * Adjust board config * Adjust board config
30 lines
1.2 KiB
Diff
30 lines
1.2 KiB
Diff
From 29510a43b7e3ff8249299e502661d3062ec8af4b Mon Sep 17 00:00:00 2001
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From: Jernej Skrabec <jernej.skrabec@siol.net>
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Date: Thu, 1 Jun 2017 20:29:06 +0200
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Subject: [PATCH] drm: bridge: Enable polling hpd event in dw_hdmi
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Some custom phys don't support hpd interrupts. Add support for polling
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such events.
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Signed-off-by: Jernej Skrabec <jernej.skrabec@siol.net>
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---
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drivers/gpu/drm/bridge/synopsys/dw-hdmi.c | 6 +++++-
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1 file changed, 5 insertions(+), 1 deletion(-)
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diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
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index bf14214fa4640..09cb5a3e4c718 100644
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--- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
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+++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
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@@ -1954,7 +1954,11 @@ static int dw_hdmi_bridge_attach(struct drm_bridge *bridge)
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struct drm_connector *connector = &hdmi->connector;
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connector->interlace_allowed = 1;
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- connector->polled = DRM_CONNECTOR_POLL_HPD;
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+ if (hdmi->phy.ops->setup_hpd)
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+ connector->polled = DRM_CONNECTOR_POLL_HPD;
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+ else
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+ connector->polled = DRM_CONNECTOR_POLL_CONNECT |
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+ DRM_CONNECTOR_POLL_DISCONNECT;
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drm_connector_helper_add(connector, &dw_hdmi_connector_helper_funcs);
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