[PATCH v2 5/9] drm/udl: Set preferred color depth to 16 bpp

Thomas Zimmermann tzimmermann at suse.de
Fri Dec 6 12:47:09 UTC 2019


The current default color depth of 24 bpp is not even supported by
the driver. Being the native format for communicating with the adapter,
16 bpp is the correct choice.

Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
---
 drivers/gpu/drm/udl/udl_drv.c     | 2 +-
 drivers/gpu/drm/udl/udl_modeset.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/udl/udl_drv.c b/drivers/gpu/drm/udl/udl_drv.c
index b3fa6bf41acc..e6c1cd77d4d4 100644
--- a/drivers/gpu/drm/udl/udl_drv.c
+++ b/drivers/gpu/drm/udl/udl_drv.c
@@ -105,7 +105,7 @@ static int udl_usb_probe(struct usb_interface *interface,
 
 	DRM_INFO("Initialized udl on minor %d\n", udl->drm.primary->index);
 
-	r = drm_fbdev_generic_setup(&udl->drm, 16);
+	r = drm_fbdev_generic_setup(&udl->drm, 0);
 	if (r)
 		goto err_drm_dev_unregister;
 
diff --git a/drivers/gpu/drm/udl/udl_modeset.c b/drivers/gpu/drm/udl/udl_modeset.c
index 4681446c2323..03d3fb17a1d9 100644
--- a/drivers/gpu/drm/udl/udl_modeset.c
+++ b/drivers/gpu/drm/udl/udl_modeset.c
@@ -388,7 +388,7 @@ int udl_modeset_init(struct drm_device *dev)
 	dev->mode_config.max_height = 2048;
 
 	dev->mode_config.prefer_shadow = 0;
-	dev->mode_config.preferred_depth = 24;
+	dev->mode_config.preferred_depth = 16;
 
 	dev->mode_config.funcs = &udl_mode_funcs;
 
-- 
2.23.0



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