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drm/panel: lvds: Drop now redundant width-mm and height-mm check

The check for mandatory DT properties width-mm and height-mm is now
part of of_get_drm_panel_display_mode(), drop the redundant check
from this driver.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Christoph Niedermaier <cniedermaier@dh-electronics.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Dmitry Osipenko <digetx@gmail.com>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Noralf Trønnes <noralf@tronnes.org>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Robert Foss <robert.foss@linaro.org>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
To: dri-devel@lists.freedesktop.org
Reviewed-by: Noralf Trønnes <noralf@tronnes.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20220411004728.68203-2-marex@denx.de

Marek Vasut 2381e02a f470cfe4

-12
-12
drivers/gpu/drm/panel/panel-lvds.c
··· 128 128 return ret; 129 129 } 130 130 131 - if (lvds->dmode.width_mm == 0) { 132 - dev_err(lvds->dev, "%pOF: invalid or missing %s DT property\n", 133 - np, "width-mm"); 134 - return -ENODEV; 135 - } 136 - 137 - if (lvds->dmode.height_mm == 0) { 138 - dev_err(lvds->dev, "%pOF: invalid or missing %s DT property\n", 139 - np, "height-mm"); 140 - return -ENODEV; 141 - } 142 - 143 131 of_property_read_string(np, "label", &lvds->label); 144 132 145 133 ret = drm_of_lvds_get_data_mapping(np);