Add bridge helper atomic conversion.
Reviewed-by: Robert Foss robert.foss@linaro.org Signed-off-by: Xin Ji xji@analogixsemi.com --- drivers/gpu/drm/bridge/analogix/anx7625.c | 46 +++++++++++++++++++---- drivers/gpu/drm/bridge/analogix/anx7625.h | 1 + 2 files changed, 40 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c index 7b24213f7b13..6d5ae52f4142 100644 --- a/drivers/gpu/drm/bridge/analogix/anx7625.c +++ b/drivers/gpu/drm/bridge/analogix/anx7625.c @@ -1911,25 +1911,54 @@ static bool anx7625_bridge_mode_fixup(struct drm_bridge *bridge, return true; }
-static void anx7625_bridge_enable(struct drm_bridge *bridge) +static int anx7625_bridge_atomic_check(struct drm_bridge *bridge, + struct drm_bridge_state *bridge_state, + struct drm_crtc_state *crtc_state, + struct drm_connector_state *conn_state) { struct anx7625_data *ctx = bridge_to_anx7625(bridge); struct device *dev = &ctx->client->dev;
- DRM_DEV_DEBUG_DRIVER(dev, "drm enable\n"); + dev_dbg(dev, "drm bridge atomic check\n"); + return anx7625_bridge_mode_fixup(bridge, &crtc_state->mode, + &crtc_state->adjusted_mode); +} + +static void anx7625_bridge_atomic_enable(struct drm_bridge *bridge, + struct drm_bridge_state *state) +{ + struct anx7625_data *ctx = bridge_to_anx7625(bridge); + struct device *dev = &ctx->client->dev; + struct drm_connector *connector; + + dev_dbg(dev, "drm atomic enable\n"); + + if (!bridge->encoder) { + dev_err(dev, "Parent encoder object not found"); + return; + } + + connector = drm_atomic_get_new_connector_for_encoder(state->base.state, + bridge->encoder); + if (!connector) + return; + + ctx->connector = connector;
pm_runtime_get_sync(dev);
anx7625_dp_start(ctx); }
-static void anx7625_bridge_disable(struct drm_bridge *bridge) +static void anx7625_bridge_atomic_disable(struct drm_bridge *bridge, + struct drm_bridge_state *old) { struct anx7625_data *ctx = bridge_to_anx7625(bridge); struct device *dev = &ctx->client->dev;
- DRM_DEV_DEBUG_DRIVER(dev, "drm disable\n"); + dev_dbg(dev, "drm atomic disable\n");
+ ctx->connector = NULL; anx7625_dp_stop(ctx);
pm_runtime_put_sync(dev); @@ -1959,11 +1988,14 @@ static struct edid *anx7625_bridge_get_edid(struct drm_bridge *bridge,
static const struct drm_bridge_funcs anx7625_bridge_funcs = { .attach = anx7625_bridge_attach, - .disable = anx7625_bridge_disable, .mode_valid = anx7625_bridge_mode_valid, .mode_set = anx7625_bridge_mode_set, - .mode_fixup = anx7625_bridge_mode_fixup, - .enable = anx7625_bridge_enable, + .atomic_check = anx7625_bridge_atomic_check, + .atomic_enable = anx7625_bridge_atomic_enable, + .atomic_disable = anx7625_bridge_atomic_disable, + .atomic_duplicate_state = drm_atomic_helper_bridge_duplicate_state, + .atomic_destroy_state = drm_atomic_helper_bridge_destroy_state, + .atomic_reset = drm_atomic_helper_bridge_reset, .detect = anx7625_bridge_detect, .get_edid = anx7625_bridge_get_edid, }; diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.h b/drivers/gpu/drm/bridge/analogix/anx7625.h index 3d79b6fb13c8..6f9d5f0e377c 100644 --- a/drivers/gpu/drm/bridge/analogix/anx7625.h +++ b/drivers/gpu/drm/bridge/analogix/anx7625.h @@ -407,6 +407,7 @@ struct anx7625_data { u8 display_timing_valid; struct drm_bridge bridge; u8 bridge_attached; + struct drm_connector *connector; struct mipi_dsi_device *dsi; };