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authorDave Airlie <airlied@redhat.com>2016-11-15 23:41:08 (GMT)
committerDave Airlie <airlied@redhat.com>2016-11-15 23:41:08 (GMT)
commit94ea29b116652b8b08934493fae68a6b83e2bc45 (patch)
tree871fa934bfab9fca8a09b0c9c2114ba09f2b6bb8 /drivers/gpu
parente2384535a623ed51151d1bbed5263b9f8a87a74d (diff)
parent4db069a2bf990e278ea57ff615dcaa89b85376bd (diff)
downloadlinux-94ea29b116652b8b08934493fae68a6b83e2bc45.tar.xz
Merge tag 'sunxi-drm-fixes-for-4.9' of https://git.kernel.org/pub/scm/linux/kernel/git/mripard/linux into drm-fixes
sun4i-drm fixes for 4.9 A few patches to fix our error handling and our panel / bridge calls. * tag 'sunxi-drm-fixes-for-4.9' of https://git.kernel.org/pub/scm/linux/kernel/git/mripard/linux: drm/sun4i: Propagate error to the caller drm/sun4i: Fix error handling drm/sun4i: rgb: Remove the bridge enable/disable functions drm/sun4i: rgb: Enable panel after controller
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/sun4i/sun4i_drv.c4
-rw-r--r--drivers/gpu/drm/sun4i/sun4i_rgb.c20
2 files changed, 10 insertions, 14 deletions
diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c
index 0da9862..70e9fd5 100644
--- a/drivers/gpu/drm/sun4i/sun4i_drv.c
+++ b/drivers/gpu/drm/sun4i/sun4i_drv.c
@@ -142,9 +142,9 @@ static int sun4i_drv_bind(struct device *dev)
/* Create our layers */
drv->layers = sun4i_layers_init(drm);
- if (!drv->layers) {
+ if (IS_ERR(drv->layers)) {
dev_err(drm->dev, "Couldn't create the planes\n");
- ret = -EINVAL;
+ ret = PTR_ERR(drv->layers);
goto free_drm;
}
diff --git a/drivers/gpu/drm/sun4i/sun4i_rgb.c b/drivers/gpu/drm/sun4i/sun4i_rgb.c
index c3ff10f..d198ad7 100644
--- a/drivers/gpu/drm/sun4i/sun4i_rgb.c
+++ b/drivers/gpu/drm/sun4i/sun4i_rgb.c
@@ -152,15 +152,13 @@ static void sun4i_rgb_encoder_enable(struct drm_encoder *encoder)
DRM_DEBUG_DRIVER("Enabling RGB output\n");
- if (!IS_ERR(tcon->panel)) {
+ if (!IS_ERR(tcon->panel))
drm_panel_prepare(tcon->panel);
- drm_panel_enable(tcon->panel);
- }
-
- /* encoder->bridge can be NULL; drm_bridge_enable checks for it */
- drm_bridge_enable(encoder->bridge);
sun4i_tcon_channel_enable(tcon, 0);
+
+ if (!IS_ERR(tcon->panel))
+ drm_panel_enable(tcon->panel);
}
static void sun4i_rgb_encoder_disable(struct drm_encoder *encoder)
@@ -171,15 +169,13 @@ static void sun4i_rgb_encoder_disable(struct drm_encoder *encoder)
DRM_DEBUG_DRIVER("Disabling RGB output\n");
- sun4i_tcon_channel_disable(tcon, 0);
+ if (!IS_ERR(tcon->panel))
+ drm_panel_disable(tcon->panel);
- /* encoder->bridge can be NULL; drm_bridge_disable checks for it */
- drm_bridge_disable(encoder->bridge);
+ sun4i_tcon_channel_disable(tcon, 0);
- if (!IS_ERR(tcon->panel)) {
- drm_panel_disable(tcon->panel);
+ if (!IS_ERR(tcon->panel))
drm_panel_unprepare(tcon->panel);
- }
}
static void sun4i_rgb_encoder_mode_set(struct drm_encoder *encoder,