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40 lines
1.1 KiB
Diff
40 lines
1.1 KiB
Diff
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From bae2790f627eb30ec3845167341b108e13328f6f Mon Sep 17 00:00:00 2001
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From: Samuel Holland <samuel@sholland.org>
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Date: Sun, 7 Aug 2022 10:46:43 -0500
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Subject: [PATCH 084/117] drm/sun4i: dsi: Allow panel attach before card
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registration
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Signed-off-by: Samuel Holland <samuel@sholland.org>
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---
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drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c | 8 ++++----
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1 file changed, 4 insertions(+), 4 deletions(-)
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--- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
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+++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c
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@@ -967,13 +967,12 @@ static int sun6i_dsi_attach(struct mipi_
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if (IS_ERR(panel))
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return PTR_ERR(panel);
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- if (!dsi->drm || !dsi->drm->registered)
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- return -EPROBE_DEFER;
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dsi->panel = panel;
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dsi->device = device;
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- drm_kms_helper_hotplug_event(dsi->drm);
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+ if (dsi->drm && dsi->drm->registered)
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+ drm_kms_helper_hotplug_event(dsi->drm);
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dev_info(host->dev, "Attached device %s\n", device->name);
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@@ -988,7 +987,8 @@ static int sun6i_dsi_detach(struct mipi_
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dsi->panel = NULL;
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dsi->device = NULL;
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- drm_kms_helper_hotplug_event(dsi->drm);
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+ if (dsi->drm && dsi->drm->registered)
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+ drm_kms_helper_hotplug_event(dsi->drm);
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return 0;
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}
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