drm/bridge: samsung-dsim: add more mipi-dsi device debug information

Since the MIPI configuration can be changed on demand it is very useful
to print more MIPI settings during the MIPI device attach step.

Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
Reviewed-by: Adam Ford <aford173@gmail.com>  #imx8mm-beacon
Tested-by: Adam Ford <aford173@gmail.com>  #imx8mm-beacon
Reviewed-by: Inki Dae <inki.dae@samsung.com>
Acked-by: Inki Dae <inki.dae@samsung.com>
Tested-by: Frieder Schrempf <frieder.schrempf@kontron.de> # Kontron BL i.MX8MM + Waveshare 10.1inch HDMI LCD (E)
Reviewed-by: Marco Felsch <m.felsch@pengutronix.de>
Signed-off-by: Michael Tretter <m.tretter@pengutronix.de>
Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
Link: https://lore.kernel.org/r/20230818-samsung-dsim-v2-1-846603df0e0a@pengutronix.de
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20230818-samsung-dsim-v2-1-846603df0e0a@pengutronix.de

diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c
index 2b56a5bfe2734a6ece6b675cb4674b27ffb0b7cf..59b51eb4cd7b1877328f3a907d69925fdf623ccc 100644 (file)
--- a/drivers/gpu/drm/bridge/samsung-dsim.c
+++ b/drivers/gpu/drm/bridge/samsung-dsim.c
@@ -1721,7 +1721,10 @@ of_find_panel_or_bridge:
                return ret;
        }
 
-       DRM_DEV_INFO(dev, "Attached %s device\n", device->name);
+       DRM_DEV_INFO(dev, "Attached %s device (lanes:%d bpp:%d mode-flags:0x%lx)\n",
+                    device->name, device->lanes,
+                    mipi_dsi_pixel_format_to_bpp(device->format),
+                    device->mode_flags);
 
        drm_bridge_add(&dsi->bridge);