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authorYannick Fertre <yannick.fertre@foss.st.com>2022-06-03 16:44:59 +0300
committerPhilippe Cornu <philippe.cornu@foss.st.com>2022-06-27 17:01:17 +0300
commit62467fccb73fb700d23c35fcac71cb0cf0662ddb (patch)
treeef807bd0b67f3b0bf9a05a07d449a0bd5bdba2c6 /drivers/gpu/drm/stm/drv.c
parent44b4e7282249903a3f9689da3fd26fc9cf7c5d2c (diff)
downloadlinux-62467fccb73fb700d23c35fcac71cb0cf0662ddb.tar.xz
drm/stm: ltdc: add support of the dynamic z-order
Zpos property is immutable for all hardware versions except the last version (0x40100) which support the blending order feature (dynamic z-order). Signed-off-by: Yannick Fertre <yannick.fertre@foss.st.com> Signed-off-by: Philippe Cornu <philippe.cornu@foss.st.com> Link: https://patchwork.freedesktop.org/patch/msgid/20220603134459.593379-1-yannick.fertre@foss.st.com
Diffstat (limited to 'drivers/gpu/drm/stm/drv.c')
-rw-r--r--drivers/gpu/drm/stm/drv.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/stm/drv.c b/drivers/gpu/drm/stm/drv.c
index 0da7cce2a1a2..c63945dc2260 100644
--- a/drivers/gpu/drm/stm/drv.c
+++ b/drivers/gpu/drm/stm/drv.c
@@ -95,6 +95,7 @@ static int drv_load(struct drm_device *ddev)
ddev->mode_config.max_width = STM_MAX_FB_WIDTH;
ddev->mode_config.max_height = STM_MAX_FB_HEIGHT;
ddev->mode_config.funcs = &drv_mode_config_funcs;
+ ddev->mode_config.normalize_zpos = true;
ret = ltdc_load(ddev);
if (ret)