@@ -659,9 +659,6 @@ static bool tilcdc_crtc_mode_fixup(struct drm_crtc *crtc,
static int tilcdc_crtc_atomic_check(struct drm_crtc *crtc,
struct drm_crtc_state *state)
{
- struct drm_display_mode *mode = &state->mode;
- int ret;
-
/* If we are not active we don't care */
if (!state->active)
return 0;
@@ -673,12 +670,6 @@ static int tilcdc_crtc_atomic_check(struct drm_crtc *crtc,
return -EINVAL;
}
- ret = tilcdc_crtc_mode_valid(crtc, mode);
- if (ret) {
- dev_dbg(crtc->dev->dev, "Mode \"%s\" not valid", mode->name);
- return -EINVAL;
- }
-
return 0;
}
@@ -730,13 +721,6 @@ static const struct drm_crtc_funcs tilcdc_crtc_funcs = {
.disable_vblank = tilcdc_crtc_disable_vblank,
};
-static const struct drm_crtc_helper_funcs tilcdc_crtc_helper_funcs = {
- .mode_fixup = tilcdc_crtc_mode_fixup,
- .atomic_check = tilcdc_crtc_atomic_check,
- .atomic_enable = tilcdc_crtc_atomic_enable,
- .atomic_disable = tilcdc_crtc_atomic_disable,
-};
-
int tilcdc_crtc_max_width(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
@@ -751,7 +735,9 @@ int tilcdc_crtc_max_width(struct drm_crtc *crtc)
return max_width;
}
-int tilcdc_crtc_mode_valid(struct drm_crtc *crtc, struct drm_display_mode *mode)
+static enum drm_mode_status
+tilcdc_crtc_mode_valid(struct drm_crtc *crtc,
+ const struct drm_display_mode *mode)
{
struct tilcdc_drm_private *priv = crtc->dev->dev_private;
unsigned int bandwidth;
@@ -839,6 +825,14 @@ int tilcdc_crtc_mode_valid(struct drm_crtc *crtc, struct drm_display_mode *mode)
return MODE_OK;
}
+static const struct drm_crtc_helper_funcs tilcdc_crtc_helper_funcs = {
+ .mode_valid = tilcdc_crtc_mode_valid,
+ .mode_fixup = tilcdc_crtc_mode_fixup,
+ .atomic_check = tilcdc_crtc_atomic_check,
+ .atomic_enable = tilcdc_crtc_atomic_enable,
+ .atomic_disable = tilcdc_crtc_atomic_disable,
+};
+
void tilcdc_crtc_set_panel_info(struct drm_crtc *crtc,
const struct tilcdc_panel_info *info)
{
@@ -192,7 +192,6 @@ static void tilcdc_fini(struct drm_device *dev)
drm_kms_helper_poll_fini(dev);
drm_irq_uninstall(dev);
drm_mode_config_cleanup(dev);
- tilcdc_remove_external_device(dev);
#ifdef CONFIG_CPU_FREQ
if (priv->freq_transition.notifier_call)
@@ -86,7 +86,6 @@ struct tilcdc_drm_private {
struct drm_encoder *external_encoder;
struct drm_connector *external_connector;
- const struct drm_connector_helper_funcs *connector_funcs;
bool is_registered;
bool is_componentized;
@@ -168,7 +167,6 @@ void tilcdc_crtc_set_panel_info(struct drm_crtc *crtc,
const struct tilcdc_panel_info *info);
void tilcdc_crtc_set_simulate_vesa_sync(struct drm_crtc *crtc,
bool simulate_vesa_sync);
-int tilcdc_crtc_mode_valid(struct drm_crtc *crtc, struct drm_display_mode *mode);
int tilcdc_crtc_max_width(struct drm_crtc *crtc);
void tilcdc_crtc_shutdown(struct drm_crtc *crtc);
int tilcdc_crtc_update_fb(struct drm_crtc *crtc,
@@ -40,64 +40,6 @@ static const struct tilcdc_panel_info panel_info_default = {
.raster_order = 0,
};
-static int tilcdc_external_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
-{
- struct tilcdc_drm_private *priv = connector->dev->dev_private;
- int ret;
-
- ret = tilcdc_crtc_mode_valid(priv->crtc, mode);
- if (ret != MODE_OK)
- return ret;
-
- BUG_ON(priv->external_connector != connector);
- BUG_ON(!priv->connector_funcs);
-
- /* If the connector has its own mode_valid call it. */
- if (!IS_ERR(priv->connector_funcs) &&
- priv->connector_funcs->mode_valid)
- return priv->connector_funcs->mode_valid(connector, mode);
-
- return MODE_OK;
-}
-
-static int tilcdc_add_external_connector(struct drm_device *dev,
- struct drm_connector *connector)
-{
- struct tilcdc_drm_private *priv = dev->dev_private;
- struct drm_connector_helper_funcs *connector_funcs;
-
- /* There should never be more than one connector */
- if (WARN_ON(priv->external_connector))
- return -EINVAL;
-
- priv->external_connector = connector;
- connector_funcs = devm_kzalloc(dev->dev, sizeof(*connector_funcs),
- GFP_KERNEL);
- if (!connector_funcs)
- return -ENOMEM;
-
- /* connector->helper_private contains always struct
- * connector_helper_funcs pointer. For tilcdc crtc to have a
- * say if a specific mode is Ok, we need to install our own
- * helper functions. In our helper functions we copy
- * everything else but use our own mode_valid() (above).
- */
- if (connector->helper_private) {
- priv->connector_funcs = connector->helper_private;
- *connector_funcs = *priv->connector_funcs;
- } else {
- priv->connector_funcs = ERR_PTR(-ENOENT);
- }
- connector_funcs->mode_valid = tilcdc_external_mode_valid;
- drm_connector_helper_add(connector, connector_funcs);
-
- dev_dbg(dev->dev, "External connector '%s' connected\n",
- connector->name);
-
- return 0;
-}
-
static
struct drm_connector *tilcdc_encoder_find_connector(struct drm_device *ddev,
struct drm_encoder *encoder)
@@ -118,7 +60,6 @@ struct drm_connector *tilcdc_encoder_find_connector(struct drm_device *ddev,
int tilcdc_add_component_encoder(struct drm_device *ddev)
{
struct tilcdc_drm_private *priv = ddev->dev_private;
- struct drm_connector *connector;
struct drm_encoder *encoder;
list_for_each_entry(encoder, &ddev->mode_config.encoder_list, head)
@@ -130,28 +71,17 @@ int tilcdc_add_component_encoder(struct drm_device *ddev)
return -ENODEV;
}
- connector = tilcdc_encoder_find_connector(ddev, encoder);
+ priv->external_connector
+ = tilcdc_encoder_find_connector(ddev, encoder);
- if (!connector)
+ if (!priv->external_connector)
return -ENODEV;
/* Only tda998x is supported at the moment. */
tilcdc_crtc_set_simulate_vesa_sync(priv->crtc, true);
tilcdc_crtc_set_panel_info(priv->crtc, &panel_info_tda998x);
- return tilcdc_add_external_connector(ddev, connector);
-}
-
-void tilcdc_remove_external_device(struct drm_device *dev)
-{
- struct tilcdc_drm_private *priv = dev->dev_private;
-
- /* Restore the original helper functions, if any. */
- if (IS_ERR(priv->connector_funcs))
- drm_connector_helper_add(priv->external_connector, NULL);
- else if (priv->connector_funcs)
- drm_connector_helper_add(priv->external_connector,
- priv->connector_funcs);
+ return 0;
}
static const struct drm_encoder_funcs tilcdc_external_encoder_funcs = {
@@ -162,7 +92,6 @@ static
int tilcdc_attach_bridge(struct drm_device *ddev, struct drm_bridge *bridge)
{
struct tilcdc_drm_private *priv = ddev->dev_private;
- struct drm_connector *connector;
int ret;
priv->external_encoder->possible_crtcs = BIT(0);
@@ -175,13 +104,12 @@ int tilcdc_attach_bridge(struct drm_device *ddev, struct drm_bridge *bridge)
tilcdc_crtc_set_panel_info(priv->crtc, &panel_info_default);
- connector = tilcdc_encoder_find_connector(ddev, priv->external_encoder);
- if (!connector)
+ priv->external_connector =
+ tilcdc_encoder_find_connector(ddev, priv->external_encoder);
+ if (!priv->external_connector)
return -ENODEV;
- ret = tilcdc_add_external_connector(ddev, connector);
-
- return ret;
+ return 0;
}
int tilcdc_attach_external_device(struct drm_device *ddev)
@@ -19,7 +19,6 @@
#define __TILCDC_EXTERNAL_H__
int tilcdc_add_component_encoder(struct drm_device *dev);
-void tilcdc_remove_external_device(struct drm_device *dev);
int tilcdc_get_external_components(struct device *dev,
struct component_match **match);
int tilcdc_attach_external_device(struct drm_device *ddev);
@@ -170,14 +170,6 @@ static int panel_connector_get_modes(struct drm_connector *connector)
return i;
}
-static int panel_connector_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
-{
- struct tilcdc_drm_private *priv = connector->dev->dev_private;
- /* our only constraints are what the crtc can generate: */
- return tilcdc_crtc_mode_valid(priv->crtc, mode);
-}
-
static struct drm_encoder *panel_connector_best_encoder(
struct drm_connector *connector)
{
@@ -195,7 +187,6 @@ static const struct drm_connector_funcs panel_connector_funcs = {
static const struct drm_connector_helper_funcs panel_connector_helper_funcs = {
.get_modes = panel_connector_get_modes,
- .mode_valid = panel_connector_mode_valid,
.best_encoder = panel_connector_best_encoder,
};
@@ -183,14 +183,6 @@ static int tfp410_connector_get_modes(struct drm_connector *connector)
return ret;
}
-static int tfp410_connector_mode_valid(struct drm_connector *connector,
- struct drm_display_mode *mode)
-{
- struct tilcdc_drm_private *priv = connector->dev->dev_private;
- /* our only constraints are what the crtc can generate: */
- return tilcdc_crtc_mode_valid(priv->crtc, mode);
-}
-
static struct drm_encoder *tfp410_connector_best_encoder(
struct drm_connector *connector)
{
@@ -209,7 +201,6 @@ static const struct drm_connector_funcs tfp410_connector_funcs = {
static const struct drm_connector_helper_funcs tfp410_connector_helper_funcs = {
.get_modes = tfp410_connector_get_modes,
- .mode_valid = tfp410_connector_mode_valid,
.best_encoder = tfp410_connector_best_encoder,
};