[PATCH v12 10/14] drm/bridge: use atomic enable/disable callbacks for panel bridge
From: Vinod Polimera <hidden>
Date: 2023-01-30 15:13:50
Also in:
dri-devel, linux-arm-msm, lkml
Subsystem:
drm drivers, drm drivers and misc gpu patches, drm drivers for bridge chips, the rest · Maintainers:
David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Andrzej Hajda, Neil Armstrong, Robert Foss, Linus Torvalds
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 <redacted> Signed-off-by: Vinod Polimera <redacted> Reviewed-by: Dmitry Baryshkov <redacted> Reviewed-by: Daniel Vetter <redacted> --- 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 e8aae3c..04e9fb0 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