This change is to make the content in construct_encoder reflect its
name.
Also, DSI connector may be connected to video mode or command mode
encoder, so that 2 different encoders need to be constructed for DSI.
Signed-off-by: Hai Li <hali@xxxxxxxxxxxxxx>
---
drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c | 89 ++++++++++++++++++++-------------
1 file changed, 54 insertions(+), 35 deletions(-)
diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c
index f882019..6d967a8 100644
--- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c
+++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_kms.c
@@ -163,8 +163,9 @@ int mdp5_enable(struct mdp5_kms *mdp5_kms)
return 0;
}
-static int construct_encoder(struct mdp5_kms *mdp5_kms,
- enum mdp5_intf_type intf_type, int intf_num)
+static struct drm_encoder *construct_encoder(struct mdp5_kms *mdp5_kms,
+ enum mdp5_intf_type intf_type, int intf_num,
+ enum mdp5_intf_mode intf_mode)
{
struct drm_device *dev = mdp5_kms->dev;
struct msm_drm_private *priv = dev->dev_private;
@@ -172,30 +173,64 @@ static int construct_encoder(struct mdp5_kms *mdp5_kms,
struct mdp5_interface intf = {
.num = intf_num,
.type = intf_type,
- .mode = MDP5_INTF_MODE_NONE,
+ .mode = intf_mode,
};
- int ret = 0;
encoder = mdp5_encoder_init(dev, &intf);
if (IS_ERR(encoder)) {
- ret = PTR_ERR(encoder);
- dev_err(dev->dev, "failed to construct encoder: %d\n", ret);
- return ret;
+ dev_err(dev->dev, "failed to construct encoder\n");
+ return encoder;
}
encoder->possible_crtcs = (1 << priv->num_crtcs) - 1;
priv->encoders[priv->num_encoders++] = encoder;
- if (intf_type == INTF_HDMI) {
- ret = hdmi_modeset_init(priv->hdmi, dev, encoder);
- if (ret)
- dev_err(dev->dev, "failed to init HDMI: %d\n", ret);
+ return encoder;
+}
+
+static int modeset_init_intf(struct mdp5_kms *mdp5_kms, int intf_num)
+{
+ struct drm_device *dev = mdp5_kms->dev;
+ struct msm_drm_private *priv = dev->dev_private;
+ const struct mdp5_cfg_hw *hw_cfg =
+ mdp5_cfg_get_hw_config(mdp5_kms->cfg);
+ enum mdp5_intf_type intf_type = hw_cfg->intfs[intf_num];
+ struct drm_encoder *encoder;
+ int ret = 0;
+
+ switch (intf_type) {
+ case INTF_DISABLED:
+ break;
+ case INTF_eDP:
+ if (!priv->edp)
+ break;
+
+ encoder = construct_encoder(mdp5_kms, INTF_eDP, intf_num,
+ MDP5_INTF_MODE_NONE);
+ if (IS_ERR(encoder)) {
+ ret = PTR_ERR(encoder);
+ break;
+ }
- } else if (intf_type == INTF_eDP) {
- /* Construct bridge/connector for eDP: */
ret = msm_edp_modeset_init(priv->edp, dev, encoder);
- if (ret)
- dev_err(dev->dev, "failed to init eDP: %d\n", ret);
+ break;
+ case INTF_HDMI:
+ if (!priv->hdmi)
+ break;
+
+ encoder = construct_encoder(mdp5_kms, INTF_HDMI, intf_num,
+ MDP5_INTF_MODE_NONE);
+ if (IS_ERR(encoder)) {
+ ret = PTR_ERR(encoder);
+ break;
+ }
+
+ ret = hdmi_modeset_init(priv->hdmi, dev, encoder);
+ break;
+ default:
+ dev_err(dev->dev, "unknown intf: %d\n", intf_type);
+ ret = -EINVAL;
+ break;
}
return ret;
@@ -261,27 +296,11 @@ static int modeset_init(struct mdp5_kms *mdp5_kms)
}
}
- /* Construct external display interfaces' encoders: */
+ /* Construct encoders and modeset initialize connector devices
+ * for each external display interface.
+ */
for (i = 0; i < ARRAY_SIZE(hw_cfg->intfs); i++) {
- enum mdp5_intf_type intf_type = hw_cfg->intfs[i];
-
- switch (intf_type) {
- case INTF_DISABLED:
- break;
- case INTF_eDP:
- if (priv->edp)
- ret = construct_encoder(mdp5_kms, INTF_eDP, i);
- break;
- case INTF_HDMI:
- if (priv->hdmi)
- ret = construct_encoder(mdp5_kms, INTF_HDMI, i);
- break;
- default:
- dev_err(dev->dev, "unknown intf: %d\n", intf_type);
- ret = -EINVAL;
- break;
- }
-
+ ret = modeset_init_intf(mdp5_kms, i);
if (ret)
goto fail;
}
--
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