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32 lines
1.1 KiB
Diff
32 lines
1.1 KiB
Diff
From 62c1852bc0f94efb6884d34c2c27dcf1efa3b282 Mon Sep 17 00:00:00 2001
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From: Sergey Zhuravlevich <zhurxx@gmail.com>
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Date: Tue, 12 May 2020 14:23:15 +0200
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Subject: [PATCH 04/49] MLK-24065-2: drm: bridge: cadence: print error when
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clock recovery fails
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Signed-off-by: Sergey Zhuravlevich <zhurxx@gmail.com>
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Acked-by: Sandor Yu <sandor.yu@nxp.com>
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Tested-By: Sandor Yu <sandor.yu@nxp.com>
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---
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drivers/gpu/drm/bridge/cadence/cdns-mhdp-dp.c | 4 +++-
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1 file changed, 3 insertions(+), 1 deletion(-)
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diff --git a/drivers/gpu/drm/bridge/cadence/cdns-mhdp-dp.c b/drivers/gpu/drm/bridge/cadence/cdns-mhdp-dp.c
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index f025c39d12ea..a032e19765a4 100644
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--- a/drivers/gpu/drm/bridge/cadence/cdns-mhdp-dp.c
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+++ b/drivers/gpu/drm/bridge/cadence/cdns-mhdp-dp.c
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@@ -106,7 +106,9 @@ static int cdns_mhdp_training_start(struct cdns_mhdp_device *mhdp)
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if (ret)
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goto err_training_start;
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- if (event[1] & EQ_PHASE_FINISHED)
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+ if (event[1] & CLK_RECOVERY_FAILED)
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+ DRM_DEV_ERROR(mhdp->dev, "clock recovery failed\n");
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+ else if (event[1] & EQ_PHASE_FINISHED)
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return 0;
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}
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--
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2.29.2
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