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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-07-01 17:13:54 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-07-01 17:13:54 +0000
commit2957e9a7ea070524508a846205689431cb5c101f (patch)
tree42f079ff82e701ebcb76829974b4caca3e5b6798 /drivers/gpu/drm/panel/panel-samsung-atna33xc20.c
parentAdding upstream version 6.9.2. (diff)
downloadlinux-2957e9a7ea070524508a846205689431cb5c101f.tar.xz
linux-2957e9a7ea070524508a846205689431cb5c101f.zip
Adding upstream version 6.9.7.upstream/6.9.7upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/panel/panel-samsung-atna33xc20.c')
-rw-r--r--drivers/gpu/drm/panel/panel-samsung-atna33xc20.c22
1 files changed, 13 insertions, 9 deletions
diff --git a/drivers/gpu/drm/panel/panel-samsung-atna33xc20.c b/drivers/gpu/drm/panel/panel-samsung-atna33xc20.c
index 76c2a8f67..9c336c715 100644
--- a/drivers/gpu/drm/panel/panel-samsung-atna33xc20.c
+++ b/drivers/gpu/drm/panel/panel-samsung-atna33xc20.c
@@ -109,19 +109,17 @@ static int atana33xc20_resume(struct device *dev)
if (hpd_asserted < 0)
ret = hpd_asserted;
- if (ret)
+ if (ret) {
dev_warn(dev, "Error waiting for HPD GPIO: %d\n", ret);
-
- return ret;
- }
-
- if (p->aux->wait_hpd_asserted) {
+ goto error;
+ }
+ } else if (p->aux->wait_hpd_asserted) {
ret = p->aux->wait_hpd_asserted(p->aux, HPD_MAX_US);
- if (ret)
+ if (ret) {
dev_warn(dev, "Controller error waiting for HPD: %d\n", ret);
-
- return ret;
+ goto error;
+ }
}
/*
@@ -133,6 +131,12 @@ static int atana33xc20_resume(struct device *dev)
* right times.
*/
return 0;
+
+error:
+ drm_dp_dpcd_set_powered(p->aux, false);
+ regulator_disable(p->supply);
+
+ return ret;
}
static int atana33xc20_disable(struct drm_panel *panel)