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Subject[PATCH v9 07/15] drm/bridge: use atomic enable/disable callbacks for panel bridge
Date
Use atomic variants for panel bridge callback functions such that
certain states like self-refresh can be accessed as part of
enable/disable sequence.

Signed-off-by: Sankeerth Billakanti <quic_sbillaka@quicinc.com>
Signed-off-by: Vinod Polimera <quic_vpolimer@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
drivers/gpu/drm/bridge/panel.c | 20 ++++++++++++--------
1 file changed, 12 insertions(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/bridge/panel.c b/drivers/gpu/drm/bridge/panel.c
index 216af76..3558cbf 100644
--- a/drivers/gpu/drm/bridge/panel.c
+++ b/drivers/gpu/drm/bridge/panel.c
@@ -109,28 +109,32 @@ static void panel_bridge_detach(struct drm_bridge *bridge)
drm_connector_cleanup(connector);
}

-static void panel_bridge_pre_enable(struct drm_bridge *bridge)
+static void panel_bridge_atomic_pre_enable(struct drm_bridge *bridge,
+ struct drm_bridge_state *old_bridge_state)
{
struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);

drm_panel_prepare(panel_bridge->panel);
}

-static void panel_bridge_enable(struct drm_bridge *bridge)
+static void panel_bridge_atomic_enable(struct drm_bridge *bridge,
+ struct drm_bridge_state *old_bridge_state)
{
struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);

drm_panel_enable(panel_bridge->panel);
}

-static void panel_bridge_disable(struct drm_bridge *bridge)
+static void panel_bridge_atomic_disable(struct drm_bridge *bridge,
+ struct drm_bridge_state *old_bridge_state)
{
struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);

drm_panel_disable(panel_bridge->panel);
}

-static void panel_bridge_post_disable(struct drm_bridge *bridge)
+static void panel_bridge_atomic_post_disable(struct drm_bridge *bridge,
+ struct drm_bridge_state *old_bridge_state)
{
struct panel_bridge *panel_bridge = drm_bridge_to_panel_bridge(bridge);

@@ -159,10 +163,10 @@ static void panel_bridge_debugfs_init(struct drm_bridge *bridge,
static const struct drm_bridge_funcs panel_bridge_bridge_funcs = {
.attach = panel_bridge_attach,
.detach = panel_bridge_detach,
- .pre_enable = panel_bridge_pre_enable,
- .enable = panel_bridge_enable,
- .disable = panel_bridge_disable,
- .post_disable = panel_bridge_post_disable,
+ .atomic_pre_enable = panel_bridge_atomic_pre_enable,
+ .atomic_enable = panel_bridge_atomic_enable,
+ .atomic_disable = panel_bridge_atomic_disable,
+ .atomic_post_disable = panel_bridge_atomic_post_disable,
.get_modes = panel_bridge_get_modes,
.atomic_reset = drm_atomic_helper_bridge_reset,
.atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state,
--
2.7.4
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