From 94ac2ab3fff96814d7460a27a0e9d004abbd4128 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 19 Jun 2024 23:00:37 +0200 Subject: Merging upstream version 6.9.2. Signed-off-by: Daniel Baumann --- drivers/gpu/drm/msm/dsi/dsi_manager.c | 65 ++++++----------------------------- 1 file changed, 10 insertions(+), 55 deletions(-) (limited to 'drivers/gpu/drm/msm/dsi/dsi_manager.c') diff --git a/drivers/gpu/drm/msm/dsi/dsi_manager.c b/drivers/gpu/drm/msm/dsi/dsi_manager.c index 896f369fdd..af2a287cb3 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_manager.c +++ b/drivers/gpu/drm/msm/dsi/dsi_manager.c @@ -198,36 +198,6 @@ static int dsi_mgr_bridge_get_id(struct drm_bridge *bridge) return dsi_bridge->id; } -static void msm_dsi_manager_set_split_display(u8 id) -{ - struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id); - struct msm_dsi *other_dsi = dsi_mgr_get_other_dsi(id); - struct msm_drm_private *priv = msm_dsi->dev->dev_private; - struct msm_kms *kms = priv->kms; - struct msm_dsi *master_dsi, *slave_dsi; - - if (IS_BONDED_DSI() && !IS_MASTER_DSI_LINK(id)) { - master_dsi = other_dsi; - slave_dsi = msm_dsi; - } else { - master_dsi = msm_dsi; - slave_dsi = other_dsi; - } - - if (!msm_dsi->external_bridge || !IS_BONDED_DSI()) - return; - - /* - * Set split display info to kms once bonded DSI panel is connected to - * both hosts. - */ - if (other_dsi && other_dsi->external_bridge && kms->funcs->set_split_display) { - kms->funcs->set_split_display(kms, master_dsi->encoder, - slave_dsi->encoder, - msm_dsi_is_cmd_mode(msm_dsi)); - } -} - static int dsi_mgr_bridge_power_on(struct drm_bridge *bridge) { int id = dsi_mgr_bridge_get_id(bridge); @@ -305,8 +275,6 @@ static void dsi_mgr_bridge_pre_enable(struct drm_bridge *bridge) int ret; DBG("id=%d", id); - if (!msm_dsi_device_connected(msm_dsi)) - return; /* Do nothing with the host if it is slave-DSI in case of bonded DSI */ if (is_bonded_dsi && !IS_MASTER_DSI_LINK(id)) @@ -364,9 +332,6 @@ static void dsi_mgr_bridge_post_disable(struct drm_bridge *bridge) DBG("id=%d", id); - if (!msm_dsi_device_connected(msm_dsi)) - return; - /* * Do nothing with the host if it is slave-DSI in case of bonded DSI. * It is safe to call dsi_mgr_phy_disable() here because a single PHY @@ -466,55 +431,48 @@ static const struct drm_bridge_funcs dsi_mgr_bridge_funcs = { }; /* initialize bridge */ -int msm_dsi_manager_bridge_init(struct msm_dsi *msm_dsi) +struct drm_bridge *msm_dsi_manager_bridge_init(struct msm_dsi *msm_dsi, + struct drm_encoder *encoder) { - struct drm_bridge *bridge = NULL; + struct drm_bridge *bridge; struct dsi_bridge *dsi_bridge; - struct drm_encoder *encoder; int ret; dsi_bridge = devm_kzalloc(msm_dsi->dev->dev, sizeof(*dsi_bridge), GFP_KERNEL); if (!dsi_bridge) - return -ENOMEM; + return ERR_PTR(-ENOMEM); dsi_bridge->id = msm_dsi->id; - encoder = msm_dsi->encoder; - bridge = &dsi_bridge->base; bridge->funcs = &dsi_mgr_bridge_funcs; ret = devm_drm_bridge_add(msm_dsi->dev->dev, bridge); if (ret) - return ret; + return ERR_PTR(ret); ret = drm_bridge_attach(encoder, bridge, NULL, 0); if (ret) - return ret; - - msm_dsi->bridge = bridge; + return ERR_PTR(ret); - return 0; + return bridge; } -int msm_dsi_manager_ext_bridge_init(u8 id) +int msm_dsi_manager_ext_bridge_init(u8 id, struct drm_bridge *int_bridge) { struct msm_dsi *msm_dsi = dsi_mgr_get_dsi(id); struct drm_device *dev = msm_dsi->dev; struct drm_encoder *encoder; - struct drm_bridge *int_bridge, *ext_bridge; + struct drm_bridge *ext_bridge; int ret; - int_bridge = msm_dsi->bridge; ext_bridge = devm_drm_of_get_bridge(&msm_dsi->pdev->dev, msm_dsi->pdev->dev.of_node, 1, 0); if (IS_ERR(ext_bridge)) return PTR_ERR(ext_bridge); - msm_dsi->external_bridge = ext_bridge; - - encoder = msm_dsi->encoder; + encoder = int_bridge->encoder; /* * Try first to create the bridge without it creating its own @@ -546,9 +504,6 @@ int msm_dsi_manager_ext_bridge_init(u8 id) return ret; } - /* The pipeline is ready, ping encoders if necessary */ - msm_dsi_manager_set_split_display(id); - return 0; } -- cgit v1.2.3