drm/bridge: tc358767: fix opencoded use of drm_panel_*
Replace open coded version with call to drm_panel_get_modes(). Include change to deal with the possible negative return values from drm_panel_get_modes() v2: - Added more info to changelog (Philipp) Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de> Reviewed-by: Emil Velikov <emil.velikov@collabora.com> Cc: Andrzej Hajda <a.hajda@samsung.com> Cc: Neil Armstrong <narmstrong@baylibre.com> Cc: Laurent Pinchart <Laurent.pinchart@ideasonboard.com> Cc: Jonas Karlman <jonas@kwiboo.se> Cc: Jernej Skrabec <jernej.skrabec@siol.net> Link: https://patchwork.freedesktop.org/patch/msgid/20190804201637.1240-2-sam@ravnborg.org
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@ -1312,7 +1312,7 @@ static int tc_connector_get_modes(struct drm_connector *connector)
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{
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struct tc_data *tc = connector_to_tc(connector);
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struct edid *edid;
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unsigned int count;
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int count;
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int ret;
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ret = tc_get_display_props(tc);
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@ -1321,11 +1321,9 @@ static int tc_connector_get_modes(struct drm_connector *connector)
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return 0;
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}
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if (tc->panel && tc->panel->funcs && tc->panel->funcs->get_modes) {
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count = tc->panel->funcs->get_modes(tc->panel);
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if (count > 0)
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return count;
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}
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count = drm_panel_get_modes(tc->panel);
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if (count > 0)
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return count;
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edid = drm_get_edid(connector, &tc->aux.ddc);
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