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drm/panel: novatek-nt35950: Don't log an error when DSI host can't be found

Given that failing to find a DSI host causes the driver to defer probe,
make use of dev_err_probe() to log the reason. This makes the defer
probe reason available and avoids alerting userspace about something
that is not necessarily an error.

Fixes: 623a3531e9cf ("drm/panel: Add driver for Novatek NT35950 DSI DriverIC panels")
Suggested-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Nícolas F. R. A. Prado <nfraprado@collabora.com>
Signed-off-by: Robert Foss <rfoss@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240415-anx7625-defer-log-no-dsi-host-v3-8-619a28148e5c@collabora.com

authored by

Nícolas F. R. A. Prado and committed by
Robert Foss 5ff5505b 24f4f575

+2 -4
+2 -4
drivers/gpu/drm/panel/panel-novatek-nt35950.c
··· 556 556 } 557 557 dsi_r_host = of_find_mipi_dsi_host_by_node(dsi_r); 558 558 of_node_put(dsi_r); 559 - if (!dsi_r_host) { 560 - dev_err(dev, "Cannot get secondary DSI host\n"); 561 - return -EPROBE_DEFER; 562 - } 559 + if (!dsi_r_host) 560 + return dev_err_probe(dev, -EPROBE_DEFER, "Cannot get secondary DSI host\n"); 563 561 564 562 nt->dsi[1] = mipi_dsi_device_register_full(dsi_r_host, info); 565 563 if (!nt->dsi[1]) {