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path: root/drivers/gpu/drm/panel/panel-ld9040.c
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Diffstat (limited to 'drivers/gpu/drm/panel/panel-ld9040.c')
-rw-r--r--drivers/gpu/drm/panel/panel-ld9040.c21
1 files changed, 18 insertions, 3 deletions
diff --git a/drivers/gpu/drm/panel/panel-ld9040.c b/drivers/gpu/drm/panel/panel-ld9040.c
index db1601fdbe29..42ac67b21e9f 100644
--- a/drivers/gpu/drm/panel/panel-ld9040.c
+++ b/drivers/gpu/drm/panel/panel-ld9040.c
@@ -110,7 +110,10 @@ struct ld9040 {
int error;
};
-#define panel_to_ld9040(p) container_of(p, struct ld9040, panel)
+static inline struct ld9040 *panel_to_ld9040(struct drm_panel *panel)
+{
+ return container_of(panel, struct ld9040, panel);
+}
static int ld9040_clear_error(struct ld9040 *ctx)
{
@@ -216,6 +219,11 @@ static int ld9040_power_off(struct ld9040 *ctx)
static int ld9040_disable(struct drm_panel *panel)
{
+ return 0;
+}
+
+static int ld9040_unprepare(struct drm_panel *panel)
+{
struct ld9040 *ctx = panel_to_ld9040(panel);
msleep(120);
@@ -228,7 +236,7 @@ static int ld9040_disable(struct drm_panel *panel)
return ld9040_power_off(ctx);
}
-static int ld9040_enable(struct drm_panel *panel)
+static int ld9040_prepare(struct drm_panel *panel)
{
struct ld9040 *ctx = panel_to_ld9040(panel);
int ret;
@@ -242,11 +250,16 @@ static int ld9040_enable(struct drm_panel *panel)
ret = ld9040_clear_error(ctx);
if (ret < 0)
- ld9040_disable(panel);
+ ld9040_unprepare(panel);
return ret;
}
+static int ld9040_enable(struct drm_panel *panel)
+{
+ return 0;
+}
+
static int ld9040_get_modes(struct drm_panel *panel)
{
struct drm_connector *connector = panel->connector;
@@ -273,6 +286,8 @@ static int ld9040_get_modes(struct drm_panel *panel)
static const struct drm_panel_funcs ld9040_drm_funcs = {
.disable = ld9040_disable,
+ .unprepare = ld9040_unprepare,
+ .prepare = ld9040_prepare,
.enable = ld9040_enable,
.get_modes = ld9040_get_modes,
};
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