drm/tilcdc: Remove obsolete crtc_mode_valid() hack
Earlier there were no mode_valid() helper for crtc and tilcdc had a hack to over come this limitation. But now the mode_valid() helper is there (has been since v4.13), so it is about time to get rid of that hack. Signed-off-by: Jyri Sarha <jsarha@ti.com> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Link: https://patchwork.freedesktop.org/patch/msgid/ <5c4dcb5b1e7975bd2b7ca86f7addf219cd0f9a06.1564750248.git.jsarha@ti.comalistair/sunxi64-5.4-dsi
Jyri Sarha
parent
93386368a1
commit
57d8396504
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@ -650,9 +650,6 @@ static bool tilcdc_crtc_mode_fixup(struct drm_crtc *crtc,
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static int tilcdc_crtc_atomic_check(struct drm_crtc *crtc,
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struct drm_crtc_state *state)
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{
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struct drm_display_mode *mode = &state->mode;
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int ret;
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/* If we are not active we don't care */
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if (!state->active)
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return 0;
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@ -664,12 +661,6 @@ static int tilcdc_crtc_atomic_check(struct drm_crtc *crtc,
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return -EINVAL;
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}
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ret = tilcdc_crtc_mode_valid(crtc, mode);
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if (ret) {
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dev_dbg(crtc->dev->dev, "Mode \"%s\" not valid", mode->name);
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return -EINVAL;
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}
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return 0;
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}
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@ -721,13 +712,6 @@ static const struct drm_crtc_funcs tilcdc_crtc_funcs = {
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.disable_vblank = tilcdc_crtc_disable_vblank,
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};
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static const struct drm_crtc_helper_funcs tilcdc_crtc_helper_funcs = {
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.mode_fixup = tilcdc_crtc_mode_fixup,
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.atomic_check = tilcdc_crtc_atomic_check,
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.atomic_enable = tilcdc_crtc_atomic_enable,
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.atomic_disable = tilcdc_crtc_atomic_disable,
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};
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int tilcdc_crtc_max_width(struct drm_crtc *crtc)
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{
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struct drm_device *dev = crtc->dev;
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@ -742,7 +726,9 @@ int tilcdc_crtc_max_width(struct drm_crtc *crtc)
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return max_width;
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}
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int tilcdc_crtc_mode_valid(struct drm_crtc *crtc, struct drm_display_mode *mode)
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static enum drm_mode_status
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tilcdc_crtc_mode_valid(struct drm_crtc *crtc,
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const struct drm_display_mode *mode)
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{
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struct tilcdc_drm_private *priv = crtc->dev->dev_private;
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unsigned int bandwidth;
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@ -830,6 +816,14 @@ int tilcdc_crtc_mode_valid(struct drm_crtc *crtc, struct drm_display_mode *mode)
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return MODE_OK;
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}
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static const struct drm_crtc_helper_funcs tilcdc_crtc_helper_funcs = {
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.mode_valid = tilcdc_crtc_mode_valid,
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.mode_fixup = tilcdc_crtc_mode_fixup,
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.atomic_check = tilcdc_crtc_atomic_check,
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.atomic_enable = tilcdc_crtc_atomic_enable,
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.atomic_disable = tilcdc_crtc_atomic_disable,
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};
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void tilcdc_crtc_set_panel_info(struct drm_crtc *crtc,
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const struct tilcdc_panel_info *info)
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{
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@ -199,7 +199,6 @@ static void tilcdc_fini(struct drm_device *dev)
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drm_kms_helper_poll_fini(dev);
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drm_irq_uninstall(dev);
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drm_mode_config_cleanup(dev);
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tilcdc_remove_external_device(dev);
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if (priv->clk)
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clk_put(priv->clk);
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@ -77,7 +77,6 @@ struct tilcdc_drm_private {
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struct drm_encoder *external_encoder;
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struct drm_connector *external_connector;
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const struct drm_connector_helper_funcs *connector_funcs;
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bool is_registered;
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bool is_componentized;
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@ -159,7 +158,6 @@ void tilcdc_crtc_set_panel_info(struct drm_crtc *crtc,
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const struct tilcdc_panel_info *info);
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void tilcdc_crtc_set_simulate_vesa_sync(struct drm_crtc *crtc,
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bool simulate_vesa_sync);
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int tilcdc_crtc_mode_valid(struct drm_crtc *crtc, struct drm_display_mode *mode);
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int tilcdc_crtc_max_width(struct drm_crtc *crtc);
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void tilcdc_crtc_shutdown(struct drm_crtc *crtc);
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int tilcdc_crtc_update_fb(struct drm_crtc *crtc,
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@ -38,64 +38,6 @@ static const struct tilcdc_panel_info panel_info_default = {
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.raster_order = 0,
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};
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static int tilcdc_external_mode_valid(struct drm_connector *connector,
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struct drm_display_mode *mode)
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{
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struct tilcdc_drm_private *priv = connector->dev->dev_private;
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int ret;
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ret = tilcdc_crtc_mode_valid(priv->crtc, mode);
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if (ret != MODE_OK)
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return ret;
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BUG_ON(priv->external_connector != connector);
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BUG_ON(!priv->connector_funcs);
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/* If the connector has its own mode_valid call it. */
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if (!IS_ERR(priv->connector_funcs) &&
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priv->connector_funcs->mode_valid)
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return priv->connector_funcs->mode_valid(connector, mode);
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return MODE_OK;
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}
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static int tilcdc_add_external_connector(struct drm_device *dev,
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struct drm_connector *connector)
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{
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struct tilcdc_drm_private *priv = dev->dev_private;
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struct drm_connector_helper_funcs *connector_funcs;
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/* There should never be more than one connector */
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if (WARN_ON(priv->external_connector))
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return -EINVAL;
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priv->external_connector = connector;
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connector_funcs = devm_kzalloc(dev->dev, sizeof(*connector_funcs),
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GFP_KERNEL);
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if (!connector_funcs)
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return -ENOMEM;
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/* connector->helper_private contains always struct
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* connector_helper_funcs pointer. For tilcdc crtc to have a
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* say if a specific mode is Ok, we need to install our own
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* helper functions. In our helper functions we copy
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* everything else but use our own mode_valid() (above).
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*/
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if (connector->helper_private) {
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priv->connector_funcs = connector->helper_private;
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*connector_funcs = *priv->connector_funcs;
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} else {
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priv->connector_funcs = ERR_PTR(-ENOENT);
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}
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connector_funcs->mode_valid = tilcdc_external_mode_valid;
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drm_connector_helper_add(connector, connector_funcs);
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dev_dbg(dev->dev, "External connector '%s' connected\n",
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connector->name);
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return 0;
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}
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static
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struct drm_connector *tilcdc_encoder_find_connector(struct drm_device *ddev,
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struct drm_encoder *encoder)
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@ -116,7 +58,6 @@ struct drm_connector *tilcdc_encoder_find_connector(struct drm_device *ddev,
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int tilcdc_add_component_encoder(struct drm_device *ddev)
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{
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struct tilcdc_drm_private *priv = ddev->dev_private;
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struct drm_connector *connector;
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struct drm_encoder *encoder;
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list_for_each_entry(encoder, &ddev->mode_config.encoder_list, head)
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@ -128,28 +69,17 @@ int tilcdc_add_component_encoder(struct drm_device *ddev)
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return -ENODEV;
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}
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connector = tilcdc_encoder_find_connector(ddev, encoder);
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priv->external_connector =
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tilcdc_encoder_find_connector(ddev, encoder);
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if (!connector)
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if (!priv->external_connector)
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return -ENODEV;
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/* Only tda998x is supported at the moment. */
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tilcdc_crtc_set_simulate_vesa_sync(priv->crtc, true);
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tilcdc_crtc_set_panel_info(priv->crtc, &panel_info_tda998x);
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return tilcdc_add_external_connector(ddev, connector);
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}
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void tilcdc_remove_external_device(struct drm_device *dev)
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{
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struct tilcdc_drm_private *priv = dev->dev_private;
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/* Restore the original helper functions, if any. */
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if (IS_ERR(priv->connector_funcs))
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drm_connector_helper_add(priv->external_connector, NULL);
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else if (priv->connector_funcs)
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drm_connector_helper_add(priv->external_connector,
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priv->connector_funcs);
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return 0;
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}
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static const struct drm_encoder_funcs tilcdc_external_encoder_funcs = {
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@ -160,7 +90,6 @@ static
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int tilcdc_attach_bridge(struct drm_device *ddev, struct drm_bridge *bridge)
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{
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struct tilcdc_drm_private *priv = ddev->dev_private;
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struct drm_connector *connector;
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int ret;
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priv->external_encoder->possible_crtcs = BIT(0);
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@ -173,13 +102,12 @@ int tilcdc_attach_bridge(struct drm_device *ddev, struct drm_bridge *bridge)
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tilcdc_crtc_set_panel_info(priv->crtc, &panel_info_default);
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connector = tilcdc_encoder_find_connector(ddev, priv->external_encoder);
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if (!connector)
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priv->external_connector =
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tilcdc_encoder_find_connector(ddev, priv->external_encoder);
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if (!priv->external_connector)
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return -ENODEV;
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ret = tilcdc_add_external_connector(ddev, connector);
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return ret;
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return 0;
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}
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int tilcdc_attach_external_device(struct drm_device *ddev)
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@ -8,7 +8,6 @@
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#define __TILCDC_EXTERNAL_H__
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int tilcdc_add_component_encoder(struct drm_device *dev);
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void tilcdc_remove_external_device(struct drm_device *dev);
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int tilcdc_get_external_components(struct device *dev,
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struct component_match **match);
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int tilcdc_attach_external_device(struct drm_device *ddev);
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@ -163,14 +163,6 @@ static int panel_connector_get_modes(struct drm_connector *connector)
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return i;
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}
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static int panel_connector_mode_valid(struct drm_connector *connector,
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struct drm_display_mode *mode)
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{
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struct tilcdc_drm_private *priv = connector->dev->dev_private;
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/* our only constraints are what the crtc can generate: */
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return tilcdc_crtc_mode_valid(priv->crtc, mode);
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}
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static struct drm_encoder *panel_connector_best_encoder(
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struct drm_connector *connector)
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{
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@ -188,7 +180,6 @@ static const struct drm_connector_funcs panel_connector_funcs = {
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static const struct drm_connector_helper_funcs panel_connector_helper_funcs = {
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.get_modes = panel_connector_get_modes,
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.mode_valid = panel_connector_mode_valid,
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.best_encoder = panel_connector_best_encoder,
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};
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@ -175,14 +175,6 @@ static int tfp410_connector_get_modes(struct drm_connector *connector)
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return ret;
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}
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static int tfp410_connector_mode_valid(struct drm_connector *connector,
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struct drm_display_mode *mode)
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{
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struct tilcdc_drm_private *priv = connector->dev->dev_private;
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/* our only constraints are what the crtc can generate: */
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return tilcdc_crtc_mode_valid(priv->crtc, mode);
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}
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static struct drm_encoder *tfp410_connector_best_encoder(
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struct drm_connector *connector)
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{
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@ -201,7 +193,6 @@ static const struct drm_connector_funcs tfp410_connector_funcs = {
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static const struct drm_connector_helper_funcs tfp410_connector_helper_funcs = {
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.get_modes = tfp410_connector_get_modes,
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.mode_valid = tfp410_connector_mode_valid,
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.best_encoder = tfp410_connector_best_encoder,
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};
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