Add i.MX8MQ DCSS kmsro support

Add required dummy entry for NXP's i.MX8MQ DCSS display controller DRM
driver to the kmsro configuration so that the loader will not think it
is a GPU.

Upstream-Status: pending
Signed-off-by: Scott Murray <scott.murray@konsulko.com>
---

diff --git a/src/gallium/targets/dri/meson.build b/src/gallium/targets/dri/meson.build
index ae25a21..17379c7 100644
--- a/src/gallium/targets/dri/meson.build
+++ b/src/gallium/targets/dri/meson.build
@@ -72,6 +72,7 @@ foreach d : [[with_gallium_kmsro, [
                'hx8357d_dri.so',
                'ili9225_dri.so',
                'ili9341_dri.so',
+               'imx-dcss_dri.so',
                'imx-drm_dri.so',
                'ingenic-drm_dri.so',
                'mcde_dri.so',
diff --git a/src/gallium/targets/dri/target.c b/src/gallium/targets/dri/target.c
index f71f690..41c5c75 100644
--- a/src/gallium/targets/dri/target.c
+++ b/src/gallium/targets/dri/target.c
@@ -97,6 +97,7 @@ DEFINE_LOADER_DRM_ENTRYPOINT(exynos)
 DEFINE_LOADER_DRM_ENTRYPOINT(hx8357d)
 DEFINE_LOADER_DRM_ENTRYPOINT(ili9225)
 DEFINE_LOADER_DRM_ENTRYPOINT(ili9341)
+DEFINE_LOADER_DRM_ENTRYPOINT(imx_dcss)
 DEFINE_LOADER_DRM_ENTRYPOINT(imx_drm)
 DEFINE_LOADER_DRM_ENTRYPOINT(ingenic_drm)
 DEFINE_LOADER_DRM_ENTRYPOINT(mcde)