drm: bridge: fix ANX7625 use of mipi_dsi_() functions

commit ed01fca38717169fcb61bd45ad1c3750d9c40d59 upstream.

The Analogix DRM ANX7625 bridge driver uses mips_dsi_() function
interfaces so it should select DRM_MIPI_DSI to prevent build errors.

ERROR: modpost: "mipi_dsi_attach" [drivers/gpu/drm/bridge/analogix/anx7625.ko] undefined!
ERROR: modpost: "mipi_dsi_device_register_full" [drivers/gpu/drm/bridge/analogix/anx7625.ko] undefined!
ERROR: modpost: "of_find_mipi_dsi_host_by_node" [drivers/gpu/drm/bridge/analogix/anx7625.ko] undefined!
ERROR: modpost: "mipi_dsi_device_unregister" [drivers/gpu/drm/bridge/analogix/anx7625.ko] undefined!
ERROR: modpost: "mipi_dsi_detach" [drivers/gpu/drm/bridge/analogix/anx7625.ko] undefined!

Fixes: 8bdfc5dae4e3 ("drm/bridge: anx7625: Add anx7625 MIPI DSI/DPI to DP")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Robert Foss <robert.foss@linaro.org>
Cc: Xin Ji <xji@analogixsemi.com>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: dri-devel@lists.freedesktop.org
Cc: Andrzej Hajda <a.hajda@samsung.com>
Cc: Neil Armstrong <narmstrong@baylibre.com>
Cc: Robert Foss <robert.foss@linaro.org>
Cc: stable@vger.kernel.org
Signed-off-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20210415183619.1431-1-rdunlap@infradead.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/gpu/drm/bridge/analogix/Kconfig b/drivers/gpu/drm/bridge/analogix/Kconfig
index 024ea2a570e7442fdbc7c07ad24f83369ce3adff..9160fd80dd704e162104ccfa4eeec4acaddd0d7b 100644 (file)
--- a/drivers/gpu/drm/bridge/analogix/Kconfig
+++ b/drivers/gpu/drm/bridge/analogix/Kconfig
@@ -30,6 +30,7 @@ config DRM_ANALOGIX_ANX7625
        tristate "Analogix Anx7625 MIPI to DP interface support"
        depends on DRM
        depends on OF
+       select DRM_MIPI_DSI
        help
          ANX7625 is an ultra-low power 4K mobile HD transmitter
          designed for portable devices. It converts MIPI/DPI to