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Commit c603209c authored by feijuan.li's avatar feijuan.li Committed by Greg Kroah-Hartman
Browse files

drm/edid: fixed the bug that hdr metadata was not reset 



commit 6692dbc15e5ed40a3aa037aced65d7b8826c58cd upstream.

When DP connected to a device with HDR capability,
the hdr structure was filled.Then connected to another
sink device without hdr capability, but the hdr info
still exist.

Fixes: e85959d6 ("drm: Parse HDR metadata info from EDID")
Cc: <stable@vger.kernel.org> # v5.3+
Signed-off-by: default avatar"feijuan.li" <feijuan.li@samsung.com>
Reviewed-by: default avatarJani Nikula <jani.nikula@intel.com>
Link: https://lore.kernel.org/r/20250514063511.4151780-1-feijuan.li@samsung.com


Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 7ff230d8

drivers/gpu/drm/drm_edid.c

+1 −0
Original line number Diff line number Diff line
@@ -4629,6 +4629,7 @@ drm_reset_display_info(struct drm_connector *connector) 
	info->has_hdmi_infoframe = false;

	info->rgb_quant_range_selectable = false;

	memset(&info->hdmi, 0, sizeof(info->hdmi));

	memset(&connector->hdr_sink_metadata, 0, sizeof(connector->hdr_sink_metadata));



	info->non_desktop = 0;

}