Example #1
0
static struct drm_connector *cirrus_vga_init(struct drm_device *dev)
{
	struct drm_connector *connector;
	struct cirrus_connector *cirrus_connector;

	cirrus_connector = kzalloc(sizeof(struct cirrus_connector), GFP_KERNEL);
	if (!cirrus_connector)
		return NULL;

	connector = &cirrus_connector->base;

	drm_connector_init(dev, connector,
			   &cirrus_vga_connector_funcs, DRM_MODE_CONNECTOR_VGA);

	drm_connector_helper_add(connector, &cirrus_vga_connector_helper_funcs);

	return connector;
}
Example #2
0
int hibmc_connector_init(struct hibmc_drm_device *hidev)
{
	struct drm_device *dev = hidev->dev;
	struct drm_connector *connector = &hidev->connector;
	int ret;

	ret = drm_connector_init(dev, connector,
				 &hibmc_connector_connector_funcs,
				 DRM_MODE_CONNECTOR_VIRTUAL);
	if (ret) {
		DRM_ERROR("failed to init connector\n");
		return ret;
	}
	drm_connector_helper_add(connector,
				 &hibmc_connector_connector_helper_funcs);

	return 0;
}
Example #3
0
/* initialize connector */
struct drm_connector *msm_edp_connector_init(struct msm_edp *edp)
{
	struct drm_connector *connector = NULL;
	struct edp_connector *edp_connector;
	int ret;

	edp_connector = kzalloc(sizeof(*edp_connector), GFP_KERNEL);
	if (!edp_connector) {
		ret = -ENOMEM;
		goto fail;
	}

	edp_connector->edp = edp;

	connector = &edp_connector->base;

	ret = drm_connector_init(edp->dev, connector, &edp_connector_funcs,
			DRM_MODE_CONNECTOR_eDP);
	if (ret)
		goto fail;

	drm_connector_helper_add(connector, &edp_connector_helper_funcs);

	/* We don't support HPD, so only poll status until connected. */
	connector->polled = DRM_CONNECTOR_POLL_CONNECT;

	/* Display driver doesn't support interlace now. */
	connector->interlace_allowed = false;
	connector->doublescan_allowed = false;

	ret = drm_connector_register(connector);
	if (ret)
		goto fail;

	drm_mode_connector_attach_encoder(connector, edp->encoder);

	return connector;

fail:
	if (connector)
		edp_connector_destroy(connector);

	return ERR_PTR(ret);
}
Example #4
0
/* initialize connector */
struct drm_connector *omap_connector_init(struct drm_device *dev,
		int connector_type, struct omap_dss_device *dssdev,
		struct drm_encoder *encoder)
{
	struct drm_connector *connector = NULL;
	struct omap_connector *omap_connector;

	DBG("%s", dssdev->name);

	omap_dss_get_device(dssdev);

	omap_connector = kzalloc(sizeof(struct omap_connector), GFP_KERNEL);
	if (!omap_connector)
		goto fail;

	omap_connector->dssdev = dssdev;

	connector = &omap_connector->base;

	drm_connector_init(dev, connector, &omap_connector_funcs,
				connector_type);
	drm_connector_helper_add(connector, &omap_connector_helper_funcs);

#if 0 /* enable when dss2 supports hotplug */
	if (dssdev->caps & OMAP_DSS_DISPLAY_CAP_HPD)
		connector->polled = 0;
	else
#endif
		connector->polled = DRM_CONNECTOR_POLL_CONNECT |
				DRM_CONNECTOR_POLL_DISCONNECT;

	connector->interlace_allowed = 1;
	connector->doublescan_allowed = 0;

	drm_connector_register(connector);

	return connector;

fail:
	if (connector)
		omap_connector_destroy(connector);

	return NULL;
}
Example #5
0
/* initialize connector */
struct drm_connector *hdmi_connector_init(struct hdmi *hdmi)
{
	struct drm_connector *connector = NULL;
	struct hdmi_connector *hdmi_connector;
	int ret;

	hdmi_connector = kzalloc(sizeof(*hdmi_connector), GFP_KERNEL);
	if (!hdmi_connector) {
		ret = -ENOMEM;
		goto fail;
	}

	hdmi_connector->hdmi = hdmi_reference(hdmi);
	INIT_WORK(&hdmi_connector->hpd_work, hotplug_work);

	connector = &hdmi_connector->base;

	drm_connector_init(hdmi->dev, connector, &hdmi_connector_funcs,
			DRM_MODE_CONNECTOR_HDMIA);
	drm_connector_helper_add(connector, &hdmi_connector_helper_funcs);

	connector->polled = DRM_CONNECTOR_POLL_HPD;

	connector->interlace_allowed = 1;
	connector->doublescan_allowed = 0;

	drm_sysfs_connector_add(connector);

	ret = hpd_enable(hdmi_connector);
	if (ret) {
		dev_err(hdmi->dev->dev, "failed to enable HPD: %d\n", ret);
		goto fail;
	}

	drm_mode_connector_attach_encoder(connector, hdmi->encoder);

	return connector;

fail:
	if (connector)
		hdmi_connector_destroy(connector);

	return ERR_PTR(ret);
}
Example #6
0
int shmob_drm_connector_create(struct shmob_drm_device *sdev,
			       struct drm_encoder *encoder)
{
	struct drm_connector *connector = &sdev->connector.connector;
	int ret;

	sdev->connector.encoder = encoder;

	connector->display_info.width_mm = sdev->pdata->panel.width_mm;
	connector->display_info.height_mm = sdev->pdata->panel.height_mm;

	ret = drm_connector_init(sdev->ddev, connector, &connector_funcs,
				 DRM_MODE_CONNECTOR_LVDS);
	if (ret < 0)
		return ret;

	drm_connector_helper_add(connector, &connector_helper_funcs);
	ret = drm_connector_register(connector);
	if (ret < 0)
		goto err_cleanup;

	ret = shmob_drm_backlight_init(&sdev->connector);
	if (ret < 0)
		goto err_sysfs;

	ret = drm_mode_connector_attach_encoder(connector, encoder);
	if (ret < 0)
		goto err_backlight;

	drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
	drm_object_property_set_value(&connector->base,
		sdev->ddev->mode_config.dpms_property, DRM_MODE_DPMS_OFF);

	return 0;

err_backlight:
	shmob_drm_backlight_exit(&sdev->connector);
err_sysfs:
	drm_connector_unregister(connector);
err_cleanup:
	drm_connector_cleanup(connector);
	return ret;
}
Example #7
0
static int fsl_dcu_attach_panel(struct fsl_dcu_drm_device *fsl_dev,
				 struct drm_panel *panel)
{
	struct drm_encoder *encoder = &fsl_dev->encoder;
	struct drm_connector *connector = &fsl_dev->connector.base;
	struct drm_mode_config *mode_config = &fsl_dev->drm->mode_config;
	int ret;

	fsl_dev->connector.encoder = encoder;

	ret = drm_connector_init(fsl_dev->drm, connector,
				 &fsl_dcu_drm_connector_funcs,
				 DRM_MODE_CONNECTOR_LVDS);
	if (ret < 0)
		return ret;

	drm_connector_helper_add(connector, &connector_helper_funcs);
	ret = drm_connector_register(connector);
	if (ret < 0)
		goto err_cleanup;

	ret = drm_mode_connector_attach_encoder(connector, encoder);
	if (ret < 0)
		goto err_sysfs;

	drm_object_property_set_value(&connector->base,
				      mode_config->dpms_property,
				      DRM_MODE_DPMS_OFF);

	ret = drm_panel_attach(panel, connector);
	if (ret) {
		dev_err(fsl_dev->dev, "failed to attach panel\n");
		goto err_sysfs;
	}

	return 0;

err_sysfs:
	drm_connector_unregister(connector);
err_cleanup:
	drm_connector_cleanup(connector);
	return ret;
}
Example #8
0
int udl_connector_init(struct drm_device *dev, struct drm_encoder *encoder)
{
	struct drm_connector *connector;

	connector = kzalloc(sizeof(struct drm_connector), GFP_KERNEL);
	if (!connector)
		return -ENOMEM;

	drm_connector_init(dev, connector, &udl_connector_funcs, DRM_MODE_CONNECTOR_DVII);
	drm_connector_helper_add(connector, &udl_connector_helper_funcs);

	drm_sysfs_connector_add(connector);
	drm_mode_connector_attach_encoder(connector, encoder);

	drm_connector_attach_property(connector,
				      dev->mode_config.dirty_info_property,
				      1);
	return 0;
}
Example #9
0
/* initialize connector */
struct drm_connector *mdp4_lvds_connector_init(struct drm_device *dev,
		struct drm_panel *panel, struct drm_encoder *encoder)
{
	struct drm_connector *connector = NULL;
	struct mdp4_lvds_connector *mdp4_lvds_connector;
	int ret;

	mdp4_lvds_connector = kzalloc(sizeof(*mdp4_lvds_connector), GFP_KERNEL);
	if (!mdp4_lvds_connector) {
		ret = -ENOMEM;
		goto fail;
	}

	mdp4_lvds_connector->encoder = encoder;
	mdp4_lvds_connector->panel = panel;

	connector = &mdp4_lvds_connector->base;

	drm_connector_init(dev, connector, &mdp4_lvds_connector_funcs,
			DRM_MODE_CONNECTOR_LVDS);
	drm_connector_helper_add(connector, &mdp4_lvds_connector_helper_funcs);

	connector->polled = 0;

	connector->interlace_allowed = 0;
	connector->doublescan_allowed = 0;

	drm_connector_register(connector);

	drm_mode_connector_attach_encoder(connector, encoder);

	if (panel)
		drm_panel_attach(panel, connector);

	return connector;

fail:
	if (connector)
		mdp4_lvds_connector_destroy(connector);

	return ERR_PTR(ret);
}
Example #10
0
static int vgdev_output_init(struct virtio_gpu_device *vgdev, int index)
{
	struct drm_device *dev = vgdev->ddev;
	struct virtio_gpu_output *output = vgdev->outputs + index;
	struct drm_connector *connector = &output->conn;
	struct drm_encoder *encoder = &output->enc;
	struct drm_crtc *crtc = &output->crtc;
	struct drm_plane *primary, *cursor;

	output->index = index;
	if (index == 0) {
		output->info.enabled = cpu_to_le32(true);
		output->info.r.width = cpu_to_le32(XRES_DEF);
		output->info.r.height = cpu_to_le32(YRES_DEF);
	}

	primary = virtio_gpu_plane_init(vgdev, DRM_PLANE_TYPE_PRIMARY, index);
	if (IS_ERR(primary))
		return PTR_ERR(primary);
	cursor = virtio_gpu_plane_init(vgdev, DRM_PLANE_TYPE_CURSOR, index);
	if (IS_ERR(cursor))
		return PTR_ERR(cursor);
	drm_crtc_init_with_planes(dev, crtc, primary, cursor,
				  &virtio_gpu_crtc_funcs, NULL);
	drm_crtc_helper_add(crtc, &virtio_gpu_crtc_helper_funcs);

	drm_connector_init(dev, connector, &virtio_gpu_connector_funcs,
			   DRM_MODE_CONNECTOR_VIRTUAL);
	drm_connector_helper_add(connector, &virtio_gpu_conn_helper_funcs);
	if (vgdev->has_edid)
		drm_connector_attach_edid_property(connector);

	drm_encoder_init(dev, encoder, &virtio_gpu_enc_funcs,
			 DRM_MODE_ENCODER_VIRTUAL, NULL);
	drm_encoder_helper_add(encoder, &virtio_gpu_enc_helper_funcs);
	encoder->possible_crtcs = 1 << index;

	drm_connector_attach_encoder(connector, encoder);
	drm_connector_register(connector);
	return 0;
}
Example #11
0
int rcar_du_hdmi_connector_init(struct rcar_du_device *rcdu,
				struct rcar_du_encoder *renc)
{
	struct drm_encoder *encoder = rcar_encoder_to_drm_encoder(renc);
	struct rcar_du_connector *rcon;
	struct drm_connector *connector;
	int ret;

	rcon = devm_kzalloc(rcdu->dev, sizeof(*rcon), GFP_KERNEL);
	if (rcon == NULL)
		return -ENOMEM;

	connector = &rcon->connector;
	connector->display_info.width_mm = 0;
	connector->display_info.height_mm = 0;
	connector->interlace_allowed = true;
	connector->polled = DRM_CONNECTOR_POLL_HPD;

	ret = drm_connector_init(rcdu->ddev, connector, &connector_funcs,
				 DRM_MODE_CONNECTOR_HDMIA);
	if (ret < 0)
		return ret;

	drm_connector_helper_add(connector, &connector_helper_funcs);
	ret = drm_connector_register(connector);
	if (ret < 0)
		return ret;

	connector->dpms = DRM_MODE_DPMS_OFF;
	drm_object_property_set_value(&connector->base,
		rcdu->ddev->mode_config.dpms_property, DRM_MODE_DPMS_OFF);

	ret = drm_mode_connector_attach_encoder(connector, encoder);
	if (ret < 0)
		return ret;

	rcon->encoder = renc;

	return 0;
}
Example #12
0
int rcar_du_hdmi_connector_init(struct rcar_du_device *rcdu,
			       struct rcar_du_encoder *renc)
{
	struct rcar_du_connector *rcon;
	struct drm_connector *connector;
	int ret;

	rcon = devm_kzalloc(rcdu->dev, sizeof(*rcon), GFP_KERNEL);
	if (rcon == NULL)
		return -ENOMEM;

	connector = &rcon->connector;
	connector->polled = DRM_CONNECTOR_POLL_CONNECT |
				DRM_CONNECTOR_POLL_DISCONNECT;
	connector->interlace_allowed = true;

	ret = drm_connector_init(rcdu->ddev, connector, &connector_funcs,
				 DRM_MODE_CONNECTOR_HDMIA);

	if (ret < 0)
		return ret;

	drm_connector_helper_add(connector, &connector_helper_funcs);
	ret = drm_sysfs_connector_add(connector);
	if (ret < 0)
		return ret;

	drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
	drm_object_property_set_value(&connector->base,
		rcdu->ddev->mode_config.dpms_property, DRM_MODE_DPMS_OFF);

	ret = drm_mode_connector_attach_encoder(connector, renc->encoder);
	if (ret < 0)
		return ret;

	connector->encoder = renc->encoder;
	rcon->encoder = renc;

	return 0;
}
Example #13
0
int mxsfb_create_output(struct drm_device *drm)
{
	struct mxsfb_drm_private *mxsfb = drm->dev_private;
	struct drm_panel *panel;
	int ret;

	ret = drm_of_find_panel_or_bridge(drm->dev->of_node, 0, 0, &panel, NULL);
	if (ret)
		return ret;

	mxsfb->connector.dpms = DRM_MODE_DPMS_OFF;
	mxsfb->connector.polled = 0;
	drm_connector_helper_add(&mxsfb->connector,
			&mxsfb_panel_connector_helper_funcs);
	ret = drm_connector_init(drm, &mxsfb->connector,
				 &mxsfb_panel_connector_funcs,
				 DRM_MODE_CONNECTOR_Unknown);
	if (!ret)
		mxsfb->panel = panel;

	return ret;
}
Example #14
0
struct drm_connector *meson_cvbs_connector_create(struct drm_device *dev,
						  bool enabled,
						  struct drm_display_mode *mode)
{
	struct meson_connector *meson_connector;
	struct drm_connector *connector;
        struct drm_encoder *encoder;
	int ret;

	encoder = meson_encoder_create(dev);
	if (!encoder)
		return NULL;

	meson_connector = kzalloc(sizeof(*meson_connector), GFP_KERNEL);
	if (!meson_connector)
		return NULL;

	connector = &meson_connector->base;
	meson_connector->encoder = encoder;
	meson_connector->enabled = enabled;
	meson_connector->mode = mode;

	drm_connector_init(dev, connector, &meson_connector_funcs, DRM_MODE_CONNECTOR_Composite);
	drm_connector_helper_add(connector, &meson_connector_helper_funcs);

	connector->interlace_allowed = 1;
	connector->doublescan_allowed = 0;

	ret = drm_mode_connector_attach_encoder(connector, encoder);
	if (ret)
		goto fail;

	drm_connector_register(connector);
	return connector;

fail:
	meson_connector_destroy(connector);
	return NULL;
}
Example #15
0
static int imx_ldb_register(struct drm_device *drm,
	struct imx_ldb_channel *imx_ldb_ch)
{
	struct imx_ldb *ldb = imx_ldb_ch->ldb;
	int ret;

	ret = imx_drm_encoder_parse_of(drm, &imx_ldb_ch->encoder,
				       imx_ldb_ch->child);
	if (ret)
		return ret;

	ret = imx_ldb_get_clk(ldb, imx_ldb_ch->chno);
	if (ret)
		return ret;

	if (ldb->ldb_ctrl & LDB_SPLIT_MODE_EN) {
		ret = imx_ldb_get_clk(ldb, 1);
		if (ret)
			return ret;
	}

	drm_encoder_helper_add(&imx_ldb_ch->encoder,
			&imx_ldb_encoder_helper_funcs);
	drm_encoder_init(drm, &imx_ldb_ch->encoder, &imx_ldb_encoder_funcs,
			 DRM_MODE_ENCODER_LVDS);

	drm_connector_helper_add(&imx_ldb_ch->connector,
			&imx_ldb_connector_helper_funcs);
	drm_connector_init(drm, &imx_ldb_ch->connector,
			   &imx_ldb_connector_funcs, DRM_MODE_CONNECTOR_LVDS);

	if (imx_ldb_ch->panel)
		drm_panel_attach(imx_ldb_ch->panel, &imx_ldb_ch->connector);

	drm_mode_connector_attach_encoder(&imx_ldb_ch->connector,
			&imx_ldb_ch->encoder);

	return 0;
}
Example #16
0
static int dw_mipi_dsi_register(struct drm_device *drm,
				      struct dw_mipi_dsi *dsi)
{
	struct drm_encoder *encoder = &dsi->encoder;
	struct drm_connector *connector = &dsi->connector;
	struct device *dev = dsi->dev;
	int ret;

	encoder->possible_crtcs = drm_of_find_possible_crtcs(drm,
							     dev->of_node);
	/*
	 * If we failed to find the CRTC(s) which this encoder is
	 * supposed to be connected to, it's because the CRTC has
	 * not been registered yet.  Defer probing, and hope that
	 * the required CRTC is added later.
	 */
	if (encoder->possible_crtcs == 0)
		return -EPROBE_DEFER;

	drm_encoder_helper_add(&dsi->encoder,
			       &dw_mipi_dsi_encoder_helper_funcs);
	ret = drm_encoder_init(drm, &dsi->encoder, &dw_mipi_dsi_encoder_funcs,
			 DRM_MODE_ENCODER_DSI, NULL);
	if (ret) {
		dev_err(dev, "Failed to initialize encoder with drm\n");
		return ret;
	}

	drm_connector_helper_add(connector,
			&dw_mipi_dsi_connector_helper_funcs);

	drm_connector_init(drm, &dsi->connector,
			   &dw_mipi_dsi_atomic_connector_funcs,
			   DRM_MODE_CONNECTOR_DSI);

	drm_mode_connector_attach_encoder(connector, encoder);

	return 0;
}
Example #17
0
int rcar_du_vga_connector_init(struct rcar_du_device *rcdu,
			       struct rcar_du_encoder *renc)
{
	struct rcar_du_connector *rcon;
	struct drm_connector *connector;
	int ret;

	rcon = devm_kzalloc(rcdu->dev, sizeof(*rcon), GFP_KERNEL);
	if (rcon == NULL)
		return -ENOMEM;

	connector = &rcon->connector;
	connector->display_info.width_mm = 0;
	connector->display_info.height_mm = 0;

	ret = drm_connector_init(rcdu->ddev, connector, &connector_funcs,
				 DRM_MODE_CONNECTOR_VGA);
	if (ret < 0)
		return ret;

	drm_connector_helper_add(connector, &connector_helper_funcs);
	ret = drm_connector_register(connector);
	if (ret < 0)
		return ret;

	drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF);
	drm_object_property_set_value(&connector->base,
		rcdu->ddev->mode_config.dpms_property, DRM_MODE_DPMS_OFF);

	ret = drm_mode_connector_attach_encoder(connector, &renc->encoder);
	if (ret < 0)
		return ret;

	connector->encoder = &renc->encoder;
	rcon->encoder = renc;

	return 0;
}
Example #18
0
static int vgdev_output_init(struct virtio_gpu_device *vgdev, int index)
{
	struct drm_device *dev = vgdev->ddev;
	struct virtio_gpu_output *output = vgdev->outputs + index;
	struct drm_connector *connector = &output->conn;
	struct drm_encoder *encoder = &output->enc;
	struct drm_crtc *crtc = &output->crtc;
	struct drm_plane *plane;

	output->index = index;
	if (index == 0) {
		output->info.enabled = cpu_to_le32(true);
		output->info.r.width = cpu_to_le32(XRES_DEF);
		output->info.r.height = cpu_to_le32(YRES_DEF);
	}

	plane = virtio_gpu_plane_init(vgdev, index);
	if (IS_ERR(plane))
		return PTR_ERR(plane);
	drm_crtc_init_with_planes(dev, crtc, plane, NULL,
				  &virtio_gpu_crtc_funcs, NULL);
	drm_mode_crtc_set_gamma_size(crtc, 256);
	drm_crtc_helper_add(crtc, &virtio_gpu_crtc_helper_funcs);
	plane->crtc = crtc;

	drm_connector_init(dev, connector, &virtio_gpu_connector_funcs,
			   DRM_MODE_CONNECTOR_VIRTUAL);
	drm_connector_helper_add(connector, &virtio_gpu_conn_helper_funcs);

	drm_encoder_init(dev, encoder, &virtio_gpu_enc_funcs,
			 DRM_MODE_ENCODER_VIRTUAL, NULL);
	drm_encoder_helper_add(encoder, &virtio_gpu_enc_helper_funcs);
	encoder->possible_crtcs = 1 << index;

	drm_mode_connector_attach_encoder(connector, encoder);
	drm_connector_register(connector);
	return 0;
}
Example #19
0
static struct drm_connector *panel_connector_create(struct drm_device *dev,
		struct panel_module *mod, struct drm_encoder *encoder)
{
	struct panel_connector *panel_connector;
	struct drm_connector *connector;
	int ret;

	panel_connector = kzalloc(sizeof(*panel_connector), GFP_KERNEL);
	if (!panel_connector) {
		dev_err(dev->dev, "allocation failed\n");
		return NULL;
	}

	panel_connector->encoder = encoder;
	panel_connector->mod = mod;

	connector = &panel_connector->base;

	drm_connector_init(dev, connector, &panel_connector_funcs,
			DRM_MODE_CONNECTOR_LVDS);
	drm_connector_helper_add(connector, &panel_connector_helper_funcs);

	connector->interlace_allowed = 0;
	connector->doublescan_allowed = 0;

	ret = drm_mode_connector_attach_encoder(connector, encoder);
	if (ret)
		goto fail;

	drm_sysfs_connector_add(connector);

	return connector;

fail:
	panel_connector_destroy(connector);
	return NULL;
}
Example #20
0
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;
}
Example #21
0
int ptn3460_init(struct drm_device *dev, struct drm_encoder *encoder,
		struct i2c_client *client, struct device_node *node)
{
	int ret;
	struct drm_bridge *bridge;
	struct ptn3460_bridge *ptn_bridge;

	bridge = devm_kzalloc(dev->dev, sizeof(*bridge), GFP_KERNEL);
	if (!bridge) {
		DRM_ERROR("Failed to allocate drm bridge\n");
		return -ENOMEM;
	}

	ptn_bridge = devm_kzalloc(dev->dev, sizeof(*ptn_bridge), GFP_KERNEL);
	if (!ptn_bridge) {
		DRM_ERROR("Failed to allocate ptn bridge\n");
		return -ENOMEM;
	}

	ptn_bridge->client = client;
	ptn_bridge->encoder = encoder;
	ptn_bridge->bridge = bridge;
	ptn_bridge->gpio_pd_n = of_get_named_gpio(node, "powerdown-gpio", 0);
	if (gpio_is_valid(ptn_bridge->gpio_pd_n)) {
		ret = gpio_request_one(ptn_bridge->gpio_pd_n,
				GPIOF_OUT_INIT_HIGH, "PTN3460_PD_N");
		if (ret) {
			DRM_ERROR("Request powerdown-gpio failed (%d)\n", ret);
			return ret;
		}
	}

	ptn_bridge->gpio_rst_n = of_get_named_gpio(node, "reset-gpio", 0);
	if (gpio_is_valid(ptn_bridge->gpio_rst_n)) {
		/*
		 * Request the reset pin low to avoid the bridge being
		 * initialized prematurely
		 */
		ret = gpio_request_one(ptn_bridge->gpio_rst_n,
				GPIOF_OUT_INIT_LOW, "PTN3460_RST_N");
		if (ret) {
			DRM_ERROR("Request reset-gpio failed (%d)\n", ret);
			gpio_free(ptn_bridge->gpio_pd_n);
			return ret;
		}
	}

	ret = of_property_read_u32(node, "edid-emulation",
			&ptn_bridge->edid_emulation);
	if (ret) {
		DRM_ERROR("Can't read edid emulation value\n");
		goto err;
	}

	ret = drm_bridge_init(dev, bridge, &ptn3460_bridge_funcs);
	if (ret) {
		DRM_ERROR("Failed to initialize bridge with drm\n");
		goto err;
	}

	bridge->driver_private = ptn_bridge;
	encoder->bridge = bridge;

	ret = drm_connector_init(dev, &ptn_bridge->connector,
			&ptn3460_connector_funcs, DRM_MODE_CONNECTOR_LVDS);
	if (ret) {
		DRM_ERROR("Failed to initialize connector with drm\n");
		goto err;
	}
	drm_connector_helper_add(&ptn_bridge->connector,
			&ptn3460_connector_helper_funcs);
	drm_connector_register(&ptn_bridge->connector);
	drm_mode_connector_attach_encoder(&ptn_bridge->connector, encoder);

	return 0;

err:
	if (gpio_is_valid(ptn_bridge->gpio_pd_n))
		gpio_free(ptn_bridge->gpio_pd_n);
	if (gpio_is_valid(ptn_bridge->gpio_rst_n))
		gpio_free(ptn_bridge->gpio_rst_n);
	return ret;
}
Example #22
0
/* create connector */
struct drm_connector *
xilinx_drm_connector_create(struct drm_device *drm,
			    struct drm_encoder *base_encoder, int id)
{
	struct xilinx_drm_connector *connector;
	const char *string;
	int type = DRM_MODE_CONNECTOR_Unknown;
	int i, ret;

	connector = devm_kzalloc(drm->dev, sizeof(*connector), GFP_KERNEL);
	if (!connector)
		return ERR_PTR(-ENOMEM);

	connector->base.polled = DRM_CONNECTOR_POLL_HPD |
				 DRM_CONNECTOR_POLL_CONNECT |
				 DRM_CONNECTOR_POLL_DISCONNECT;

	ret = of_property_read_string_index(drm->dev->of_node,
					    "xlnx,connector-type", id, &string);
	if (ret < 0) {
		dev_err(drm->dev, "No connector type in DT\n");
		return ERR_PTR(ret);
	}

	for (i = 0; i < ARRAY_SIZE(connector_types); i++)
		if (strcmp(connector_types[i].name, string) == 0) {
			type = connector_types[i].type;
			break;
		}

	if (type == DRM_MODE_CONNECTOR_Unknown) {
		dev_err(drm->dev, "Unknown connector type in DT\n");
		return ERR_PTR(-EINVAL);
	}

	ret = drm_connector_init(drm, &connector->base,
				 &xilinx_drm_connector_funcs, type);
	if (ret) {
		DRM_ERROR("failed to initialize connector\n");
		return ERR_PTR(ret);
	}

	drm_connector_helper_add(&connector->base,
				 &xilinx_drm_connector_helper_funcs);

	/* add entry for connector */
	ret = drm_connector_register(&connector->base);
	if (ret) {
		DRM_ERROR("failed to register a connector\n");
		goto err_register;
	}

	/* connect connector and encoder */
	ret = drm_connector_attach_encoder(&connector->base, base_encoder);
	if (ret) {
		DRM_ERROR("failed to attach connector to encoder\n");
		goto err_attach;
	}
	connector->encoder = base_encoder;
	connector->base.dpms = DRM_MODE_DPMS_OFF;

	return &connector->base;

err_attach:
	drm_connector_unregister(&connector->base);
err_register:
	drm_connector_cleanup(&connector->base);
	return ERR_PTR(ret);
}
Example #23
0
static int sun4i_hdmi_bind(struct device *dev, struct device *master,
			   void *data)
{
	struct platform_device *pdev = to_platform_device(dev);
	struct drm_device *drm = data;
	struct sun4i_drv *drv = drm->dev_private;
	struct sun4i_hdmi *hdmi;
	struct resource *res;
	u32 reg;
	int ret;

	hdmi = devm_kzalloc(dev, sizeof(*hdmi), GFP_KERNEL);
	if (!hdmi)
		return -ENOMEM;
	dev_set_drvdata(dev, hdmi);
	hdmi->dev = dev;
	hdmi->drv = drv;

	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
	hdmi->base = devm_ioremap_resource(dev, res);
	if (IS_ERR(hdmi->base)) {
		dev_err(dev, "Couldn't map the HDMI encoder registers\n");
		return PTR_ERR(hdmi->base);
	}

	hdmi->bus_clk = devm_clk_get(dev, "ahb");
	if (IS_ERR(hdmi->bus_clk)) {
		dev_err(dev, "Couldn't get the HDMI bus clock\n");
		return PTR_ERR(hdmi->bus_clk);
	}
	clk_prepare_enable(hdmi->bus_clk);

	hdmi->mod_clk = devm_clk_get(dev, "mod");
	if (IS_ERR(hdmi->mod_clk)) {
		dev_err(dev, "Couldn't get the HDMI mod clock\n");
		ret = PTR_ERR(hdmi->mod_clk);
		goto err_disable_bus_clk;
	}
	clk_prepare_enable(hdmi->mod_clk);

	hdmi->pll0_clk = devm_clk_get(dev, "pll-0");
	if (IS_ERR(hdmi->pll0_clk)) {
		dev_err(dev, "Couldn't get the HDMI PLL 0 clock\n");
		ret = PTR_ERR(hdmi->pll0_clk);
		goto err_disable_mod_clk;
	}

	hdmi->pll1_clk = devm_clk_get(dev, "pll-1");
	if (IS_ERR(hdmi->pll1_clk)) {
		dev_err(dev, "Couldn't get the HDMI PLL 1 clock\n");
		ret = PTR_ERR(hdmi->pll1_clk);
		goto err_disable_mod_clk;
	}

	ret = sun4i_tmds_create(hdmi);
	if (ret) {
		dev_err(dev, "Couldn't create the TMDS clock\n");
		goto err_disable_mod_clk;
	}

	writel(SUN4I_HDMI_CTRL_ENABLE, hdmi->base + SUN4I_HDMI_CTRL_REG);

	writel(SUN4I_HDMI_PAD_CTRL0_TXEN | SUN4I_HDMI_PAD_CTRL0_CKEN |
	       SUN4I_HDMI_PAD_CTRL0_PWENG | SUN4I_HDMI_PAD_CTRL0_PWEND |
	       SUN4I_HDMI_PAD_CTRL0_PWENC | SUN4I_HDMI_PAD_CTRL0_LDODEN |
	       SUN4I_HDMI_PAD_CTRL0_LDOCEN | SUN4I_HDMI_PAD_CTRL0_BIASEN,
	       hdmi->base + SUN4I_HDMI_PAD_CTRL0_REG);

	/*
	 * We can't just initialize the register there, we need to
	 * protect the clock bits that have already been read out and
	 * cached by the clock framework.
	 */
	reg = readl(hdmi->base + SUN4I_HDMI_PAD_CTRL1_REG);
	reg &= SUN4I_HDMI_PAD_CTRL1_HALVE_CLK;
	reg |= SUN4I_HDMI_PAD_CTRL1_REG_AMP(6) |
		SUN4I_HDMI_PAD_CTRL1_REG_EMP(2) |
		SUN4I_HDMI_PAD_CTRL1_REG_DENCK |
		SUN4I_HDMI_PAD_CTRL1_REG_DEN |
		SUN4I_HDMI_PAD_CTRL1_EMPCK_OPT |
		SUN4I_HDMI_PAD_CTRL1_EMP_OPT |
		SUN4I_HDMI_PAD_CTRL1_AMPCK_OPT |
		SUN4I_HDMI_PAD_CTRL1_AMP_OPT;
	writel(reg, hdmi->base + SUN4I_HDMI_PAD_CTRL1_REG);

	reg = readl(hdmi->base + SUN4I_HDMI_PLL_CTRL_REG);
	reg &= SUN4I_HDMI_PLL_CTRL_DIV_MASK;
	reg |= SUN4I_HDMI_PLL_CTRL_VCO_S(8) | SUN4I_HDMI_PLL_CTRL_CS(7) |
		SUN4I_HDMI_PLL_CTRL_CP_S(15) | SUN4I_HDMI_PLL_CTRL_S(7) |
		SUN4I_HDMI_PLL_CTRL_VCO_GAIN(4) | SUN4I_HDMI_PLL_CTRL_SDIV2 |
		SUN4I_HDMI_PLL_CTRL_LDO2_EN | SUN4I_HDMI_PLL_CTRL_LDO1_EN |
		SUN4I_HDMI_PLL_CTRL_HV_IS_33 | SUN4I_HDMI_PLL_CTRL_BWS |
		SUN4I_HDMI_PLL_CTRL_PLL_EN;
	writel(reg, hdmi->base + SUN4I_HDMI_PLL_CTRL_REG);

	ret = sun4i_hdmi_i2c_create(dev, hdmi);
	if (ret) {
		dev_err(dev, "Couldn't create the HDMI I2C adapter\n");
		goto err_disable_mod_clk;
	}

	drm_encoder_helper_add(&hdmi->encoder,
			       &sun4i_hdmi_helper_funcs);
	ret = drm_encoder_init(drm,
			       &hdmi->encoder,
			       &sun4i_hdmi_funcs,
			       DRM_MODE_ENCODER_TMDS,
			       NULL);
	if (ret) {
		dev_err(dev, "Couldn't initialise the HDMI encoder\n");
		goto err_del_i2c_adapter;
	}

	hdmi->encoder.possible_crtcs = drm_of_find_possible_crtcs(drm,
								  dev->of_node);
	if (!hdmi->encoder.possible_crtcs) {
		ret = -EPROBE_DEFER;
		goto err_del_i2c_adapter;
	}

#ifdef CONFIG_DRM_SUN4I_HDMI_CEC
	hdmi->cec_adap = cec_pin_allocate_adapter(&sun4i_hdmi_cec_pin_ops,
		hdmi, "sun4i", CEC_CAP_TRANSMIT | CEC_CAP_LOG_ADDRS |
		CEC_CAP_PASSTHROUGH | CEC_CAP_RC);
	ret = PTR_ERR_OR_ZERO(hdmi->cec_adap);
	if (ret < 0)
		goto err_cleanup_connector;
	writel(readl(hdmi->base + SUN4I_HDMI_CEC) & ~SUN4I_HDMI_CEC_TX,
	       hdmi->base + SUN4I_HDMI_CEC);
#endif

	drm_connector_helper_add(&hdmi->connector,
				 &sun4i_hdmi_connector_helper_funcs);
	ret = drm_connector_init(drm, &hdmi->connector,
				 &sun4i_hdmi_connector_funcs,
				 DRM_MODE_CONNECTOR_HDMIA);
	if (ret) {
		dev_err(dev,
			"Couldn't initialise the HDMI connector\n");
		goto err_cleanup_connector;
	}

	/* There is no HPD interrupt, so we need to poll the controller */
	hdmi->connector.polled = DRM_CONNECTOR_POLL_CONNECT |
		DRM_CONNECTOR_POLL_DISCONNECT;

	ret = cec_register_adapter(hdmi->cec_adap, dev);
	if (ret < 0)
		goto err_cleanup_connector;
	drm_mode_connector_attach_encoder(&hdmi->connector, &hdmi->encoder);

	return 0;

err_cleanup_connector:
	cec_delete_adapter(hdmi->cec_adap);
	drm_encoder_cleanup(&hdmi->encoder);
err_del_i2c_adapter:
	i2c_del_adapter(hdmi->i2c);
err_disable_mod_clk:
	clk_disable_unprepare(hdmi->mod_clk);
err_disable_bus_clk:
	clk_disable_unprepare(hdmi->bus_clk);
	return ret;
}
Example #24
0
void intel_hdmi_init(struct drm_device *dev, int sdvox_reg)
{
	struct drm_i915_private *dev_priv = dev->dev_private;
	struct drm_connector *connector;
	struct intel_encoder *intel_encoder;
	struct intel_connector *intel_connector;
	struct intel_hdmi *intel_hdmi;
	int i;

	intel_hdmi = kzalloc(sizeof(struct intel_hdmi), GFP_KERNEL);
	if (!intel_hdmi)
		return;

	intel_connector = kzalloc(sizeof(struct intel_connector), GFP_KERNEL);
	if (!intel_connector) {
		kfree(intel_hdmi);
		return;
	}

	intel_encoder = &intel_hdmi->base;
	drm_encoder_init(dev, &intel_encoder->base, &intel_hdmi_enc_funcs,
			 DRM_MODE_ENCODER_TMDS);

	connector = &intel_connector->base;
	drm_connector_init(dev, connector, &intel_hdmi_connector_funcs,
			   DRM_MODE_CONNECTOR_HDMIA);
	drm_connector_helper_add(connector, &intel_hdmi_connector_helper_funcs);

	intel_encoder->type = INTEL_OUTPUT_HDMI;

	connector->polled = DRM_CONNECTOR_POLL_HPD;
	connector->interlace_allowed = 1;
	connector->doublescan_allowed = 0;
	intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2);

	/* Set up the DDC bus. */
	if (sdvox_reg == SDVOB) {
		intel_encoder->clone_mask = (1 << INTEL_HDMIB_CLONE_BIT);
		intel_hdmi->ddc_bus = GMBUS_PORT_DPB;
		dev_priv->hotplug_supported_mask |= HDMIB_HOTPLUG_INT_STATUS;
	} else if (sdvox_reg == SDVOC) {
		intel_encoder->clone_mask = (1 << INTEL_HDMIC_CLONE_BIT);
		intel_hdmi->ddc_bus = GMBUS_PORT_DPC;
		dev_priv->hotplug_supported_mask |= HDMIC_HOTPLUG_INT_STATUS;
	} else if (sdvox_reg == HDMIB) {
		intel_encoder->clone_mask = (1 << INTEL_HDMID_CLONE_BIT);
		intel_hdmi->ddc_bus = GMBUS_PORT_DPB;
		dev_priv->hotplug_supported_mask |= HDMIB_HOTPLUG_INT_STATUS;
	} else if (sdvox_reg == HDMIC) {
		intel_encoder->clone_mask = (1 << INTEL_HDMIE_CLONE_BIT);
		intel_hdmi->ddc_bus = GMBUS_PORT_DPC;
		dev_priv->hotplug_supported_mask |= HDMIC_HOTPLUG_INT_STATUS;
	} else if (sdvox_reg == HDMID) {
		intel_encoder->clone_mask = (1 << INTEL_HDMIF_CLONE_BIT);
		intel_hdmi->ddc_bus = GMBUS_PORT_DPD;
		dev_priv->hotplug_supported_mask |= HDMID_HOTPLUG_INT_STATUS;
	} else if (sdvox_reg == DDI_BUF_CTL(PORT_B)) {
		DRM_DEBUG_DRIVER("LPT: detected output on DDI B\n");
		intel_encoder->clone_mask = (1 << INTEL_HDMIB_CLONE_BIT);
		intel_hdmi->ddc_bus = GMBUS_PORT_DPB;
		intel_hdmi->ddi_port = PORT_B;
		dev_priv->hotplug_supported_mask |= HDMIB_HOTPLUG_INT_STATUS;
	} else if (sdvox_reg == DDI_BUF_CTL(PORT_C)) {
		DRM_DEBUG_DRIVER("LPT: detected output on DDI C\n");
		intel_encoder->clone_mask = (1 << INTEL_HDMIC_CLONE_BIT);
		intel_hdmi->ddc_bus = GMBUS_PORT_DPC;
		intel_hdmi->ddi_port = PORT_C;
		dev_priv->hotplug_supported_mask |= HDMIC_HOTPLUG_INT_STATUS;
	} else if (sdvox_reg == DDI_BUF_CTL(PORT_D)) {
		DRM_DEBUG_DRIVER("LPT: detected output on DDI D\n");
		intel_encoder->clone_mask = (1 << INTEL_HDMID_CLONE_BIT);
		intel_hdmi->ddc_bus = GMBUS_PORT_DPD;
		intel_hdmi->ddi_port = PORT_D;
		dev_priv->hotplug_supported_mask |= HDMID_HOTPLUG_INT_STATUS;
	} else {
		/* If we got an unknown sdvox_reg, things are pretty much broken
		 * in a way that we should let the kernel know about it */
		BUG();
	}

	intel_hdmi->sdvox_reg = sdvox_reg;

	if (!HAS_PCH_SPLIT(dev)) {
		intel_hdmi->write_infoframe = g4x_write_infoframe;
		I915_WRITE(VIDEO_DIP_CTL, 0);
	} else if (IS_VALLEYVIEW(dev)) {
		intel_hdmi->write_infoframe = vlv_write_infoframe;
		for_each_pipe(i)
			I915_WRITE(VLV_TVIDEO_DIP_CTL(i), 0);
	} else if (IS_HASWELL(dev)) {
		/* FIXME: Haswell has a new set of DIP frame registers, but we are
		 * just doing the minimal required for HDMI to work at this stage.
		 */
		intel_hdmi->write_infoframe = hsw_write_infoframe;
		for_each_pipe(i)
			I915_WRITE(HSW_TVIDEO_DIP_CTL(i), 0);
	} else if (HAS_PCH_IBX(dev)) {
		intel_hdmi->write_infoframe = ibx_write_infoframe;
		for_each_pipe(i)
			I915_WRITE(TVIDEO_DIP_CTL(i), 0);
	} else {
		intel_hdmi->write_infoframe = cpt_write_infoframe;
		for_each_pipe(i)
			I915_WRITE(TVIDEO_DIP_CTL(i), 0);
	}

	if (IS_HASWELL(dev))
		drm_encoder_helper_add(&intel_encoder->base, &intel_hdmi_helper_funcs_hsw);
	else
		drm_encoder_helper_add(&intel_encoder->base, &intel_hdmi_helper_funcs);

	intel_hdmi_add_properties(intel_hdmi, connector);

	intel_connector_attach_encoder(intel_connector, intel_encoder);
	drm_sysfs_connector_add(connector);

	/* For G4X desktop chip, PEG_BAND_GAP_DATA 3:0 must first be written
	 * 0xd.  Failure to do so will result in spurious interrupts being
	 * generated on the port when a cable is not attached.
	 */
	if (IS_G4X(dev) && !IS_GM45(dev)) {
		u32 temp = I915_READ(PEG_BAND_GAP_DATA);
		I915_WRITE(PEG_BAND_GAP_DATA, (temp & ~0xf) | 0xd);
	}
}
Example #25
0
void cdv_intel_crt_init(struct drm_device *dev,
                        struct psb_intel_mode_device *mode_dev)
{

    struct gma_connector *gma_connector;
    struct gma_encoder *gma_encoder;
    struct drm_connector *connector;
    struct drm_encoder *encoder;

    u32 i2c_reg;

    gma_encoder = kzalloc(sizeof(struct gma_encoder), GFP_KERNEL);
    if (!gma_encoder)
        return;

    gma_connector = kzalloc(sizeof(struct gma_connector), GFP_KERNEL);
    if (!gma_connector)
        goto failed_connector;

    connector = &gma_connector->base;
    connector->polled = DRM_CONNECTOR_POLL_HPD;
    drm_connector_init(dev, connector,
                       &cdv_intel_crt_connector_funcs, DRM_MODE_CONNECTOR_VGA);

    encoder = &gma_encoder->base;
    drm_encoder_init(dev, encoder,
                     &cdv_intel_crt_enc_funcs, DRM_MODE_ENCODER_DAC, NULL);

    gma_connector_attach_encoder(gma_connector, gma_encoder);

    /* Set up the DDC bus. */
    i2c_reg = GPIOA;
    /* Remove the following code for CDV */
    /*
    if (dev_priv->crt_ddc_bus != 0)
    	i2c_reg = dev_priv->crt_ddc_bus;
    }*/
    gma_encoder->ddc_bus = psb_intel_i2c_create(dev,
                           i2c_reg, "CRTDDC_A");
    if (!gma_encoder->ddc_bus) {
        dev_printk(KERN_ERR, &dev->pdev->dev, "DDC bus registration "
                   "failed.\n");
        goto failed_ddc;
    }

    gma_encoder->type = INTEL_OUTPUT_ANALOG;
    /*
    psb_intel_output->clone_mask = (1 << INTEL_ANALOG_CLONE_BIT);
    psb_intel_output->crtc_mask = (1 << 0) | (1 << 1);
    */
    connector->interlace_allowed = 0;
    connector->doublescan_allowed = 0;

    drm_encoder_helper_add(encoder, &cdv_intel_crt_helper_funcs);
    drm_connector_helper_add(connector,
                             &cdv_intel_crt_connector_helper_funcs);

    drm_connector_register(connector);

    return;
failed_ddc:
    drm_encoder_cleanup(&gma_encoder->base);
    drm_connector_cleanup(&gma_connector->base);
    kfree(gma_connector);
failed_connector:
    kfree(gma_encoder);
    return;
}
Example #26
0
int vkms_output_init(struct vkms_device *vkmsdev)
{
	struct vkms_output *output = &vkmsdev->output;
	struct drm_device *dev = &vkmsdev->drm;
	struct drm_connector *connector = &output->connector;
	struct drm_encoder *encoder = &output->encoder;
	struct drm_crtc *crtc = &output->crtc;
	struct drm_plane *primary, *cursor = NULL;
	int ret;

	primary = vkms_plane_init(vkmsdev, DRM_PLANE_TYPE_PRIMARY);
	if (IS_ERR(primary))
		return PTR_ERR(primary);

	if (enable_cursor) {
		cursor = vkms_plane_init(vkmsdev, DRM_PLANE_TYPE_CURSOR);
		if (IS_ERR(cursor)) {
			ret = PTR_ERR(cursor);
			goto err_cursor;
		}
	}

	ret = vkms_crtc_init(dev, crtc, primary, cursor);
	if (ret)
		goto err_crtc;

	ret = drm_connector_init(dev, connector, &vkms_connector_funcs,
				 DRM_MODE_CONNECTOR_VIRTUAL);
	if (ret) {
		DRM_ERROR("Failed to init connector\n");
		goto err_connector;
	}

	drm_connector_helper_add(connector, &vkms_conn_helper_funcs);

	ret = drm_connector_register(connector);
	if (ret) {
		DRM_ERROR("Failed to register connector\n");
		goto err_connector_register;
	}

	ret = drm_encoder_init(dev, encoder, &vkms_encoder_funcs,
			       DRM_MODE_ENCODER_VIRTUAL, NULL);
	if (ret) {
		DRM_ERROR("Failed to init encoder\n");
		goto err_encoder;
	}
	encoder->possible_crtcs = 1;

	ret = drm_connector_attach_encoder(connector, encoder);
	if (ret) {
		DRM_ERROR("Failed to attach connector to encoder\n");
		goto err_attach;
	}

	drm_mode_config_reset(dev);

	return 0;

err_attach:
	drm_encoder_cleanup(encoder);

err_encoder:
	drm_connector_unregister(connector);

err_connector_register:
	drm_connector_cleanup(connector);

err_connector:
	drm_crtc_cleanup(crtc);

err_crtc:
	if (enable_cursor)
		drm_plane_cleanup(cursor);

err_cursor:
	drm_plane_cleanup(primary);

	return ret;
}
Example #27
0
void intel_hdmi_init(struct drm_device *dev, int sdvox_reg)
{
	struct drm_i915_private *dev_priv = dev->dev_private;
	struct drm_connector *connector;
	struct intel_output *intel_output;
	struct intel_hdmi_priv *hdmi_priv;

	intel_output = kcalloc(sizeof(struct intel_output) +
			       sizeof(struct intel_hdmi_priv), 1, GFP_KERNEL);
	if (!intel_output)
		return;
	hdmi_priv = (struct intel_hdmi_priv *)(intel_output + 1);

	connector = &intel_output->base;
	drm_connector_init(dev, connector, &intel_hdmi_connector_funcs,
			   DRM_MODE_CONNECTOR_HDMIA);
	drm_connector_helper_add(connector, &intel_hdmi_connector_helper_funcs);

	intel_output->type = INTEL_OUTPUT_HDMI;

	connector->interlace_allowed = 0;
	connector->doublescan_allowed = 0;
	intel_output->crtc_mask = (1 << 0) | (1 << 1);

	
	if (sdvox_reg == SDVOB) {
		intel_output->clone_mask = (1 << INTEL_HDMIB_CLONE_BIT);
		intel_output->ddc_bus = intel_i2c_create(dev, GPIOE, "HDMIB");
		dev_priv->hotplug_supported_mask |= HDMIB_HOTPLUG_INT_STATUS;
	} else if (sdvox_reg == SDVOC) {
		intel_output->clone_mask = (1 << INTEL_HDMIC_CLONE_BIT);
		intel_output->ddc_bus = intel_i2c_create(dev, GPIOD, "HDMIC");
		dev_priv->hotplug_supported_mask |= HDMIC_HOTPLUG_INT_STATUS;
	} else if (sdvox_reg == HDMIB) {
		intel_output->clone_mask = (1 << INTEL_HDMID_CLONE_BIT);
		intel_output->ddc_bus = intel_i2c_create(dev, PCH_GPIOE,
								"HDMIB");
		dev_priv->hotplug_supported_mask |= HDMIB_HOTPLUG_INT_STATUS;
	} else if (sdvox_reg == HDMIC) {
		intel_output->clone_mask = (1 << INTEL_HDMIE_CLONE_BIT);
		intel_output->ddc_bus = intel_i2c_create(dev, PCH_GPIOD,
								"HDMIC");
		dev_priv->hotplug_supported_mask |= HDMIC_HOTPLUG_INT_STATUS;
	} else if (sdvox_reg == HDMID) {
		intel_output->clone_mask = (1 << INTEL_HDMIF_CLONE_BIT);
		intel_output->ddc_bus = intel_i2c_create(dev, PCH_GPIOF,
								"HDMID");
		dev_priv->hotplug_supported_mask |= HDMID_HOTPLUG_INT_STATUS;
	}
	if (!intel_output->ddc_bus)
		goto err_connector;

	hdmi_priv->sdvox_reg = sdvox_reg;
	intel_output->dev_priv = hdmi_priv;

	drm_encoder_init(dev, &intel_output->enc, &intel_hdmi_enc_funcs,
			 DRM_MODE_ENCODER_TMDS);
	drm_encoder_helper_add(&intel_output->enc, &intel_hdmi_helper_funcs);

	drm_mode_connector_attach_encoder(&intel_output->base,
					  &intel_output->enc);
	drm_sysfs_connector_add(connector);

	
	if (IS_G4X(dev) && !IS_GM45(dev)) {
		u32 temp = I915_READ(PEG_BAND_GAP_DATA);
		I915_WRITE(PEG_BAND_GAP_DATA, (temp & ~0xf) | 0xd);
	}

	return;

err_connector:
	drm_connector_cleanup(connector);
	kfree(intel_output);

	return;
}
Example #28
0
bool intel_dsi_init(struct drm_device *dev)
{
	struct intel_dsi *intel_dsi;
	struct intel_encoder *intel_encoder;
	struct drm_encoder *encoder;
	struct intel_connector *intel_connector;
	struct drm_connector *connector;
	struct drm_display_mode *fixed_mode = NULL;
	const struct intel_dsi_device *dsi;
	unsigned int i;

	DRM_DEBUG_KMS("\n");

	intel_dsi = kzalloc(sizeof(*intel_dsi), GFP_KERNEL);
	if (!intel_dsi)
		return false;

	intel_connector = kzalloc(sizeof(*intel_connector), GFP_KERNEL);
	if (!intel_connector) {
		kfree(intel_dsi);
		return false;
	}

	intel_encoder = &intel_dsi->base;
	encoder = &intel_encoder->base;
	intel_dsi->attached_connector = intel_connector;

	connector = &intel_connector->base;

	drm_encoder_init(dev, encoder, &intel_dsi_funcs, DRM_MODE_ENCODER_DSI);

	/* XXX: very likely not all of these are needed */
	intel_encoder->hot_plug = intel_dsi_hot_plug;
	intel_encoder->compute_config = intel_dsi_compute_config;
	intel_encoder->pre_pll_enable = intel_dsi_pre_pll_enable;
	intel_encoder->pre_enable = intel_dsi_pre_enable;
	intel_encoder->enable = intel_dsi_enable;
	intel_encoder->mode_set = intel_dsi_mode_set;
	intel_encoder->disable = intel_dsi_disable;
	intel_encoder->post_disable = intel_dsi_post_disable;
	intel_encoder->get_hw_state = intel_dsi_get_hw_state;
	intel_encoder->get_config = intel_dsi_get_config;

	intel_connector->get_hw_state = intel_connector_get_hw_state;

	for (i = 0; i < ARRAY_SIZE(intel_dsi_devices); i++) {
		dsi = &intel_dsi_devices[i];
		intel_dsi->dev = *dsi;

		if (dsi->dev_ops->init(&intel_dsi->dev))
			break;
	}

	if (i == ARRAY_SIZE(intel_dsi_devices)) {
		DRM_DEBUG_KMS("no device found\n");
		goto err;
	}

	intel_encoder->type = INTEL_OUTPUT_DSI;
	intel_encoder->crtc_mask = (1 << 0); /* XXX */

	intel_encoder->cloneable = false;
	drm_connector_init(dev, connector, &intel_dsi_connector_funcs,
			   DRM_MODE_CONNECTOR_DSI);

	drm_connector_helper_add(connector, &intel_dsi_connector_helper_funcs);

	connector->display_info.subpixel_order = SubPixelHorizontalRGB; /*XXX*/
	connector->interlace_allowed = false;
	connector->doublescan_allowed = false;

	intel_connector_attach_encoder(intel_connector, intel_encoder);

	drm_sysfs_connector_add(connector);

	fixed_mode = dsi->dev_ops->get_modes(&intel_dsi->dev);
	if (!fixed_mode) {
		DRM_DEBUG_KMS("no fixed mode\n");
		goto err;
	}

	fixed_mode->type |= DRM_MODE_TYPE_PREFERRED;
	intel_panel_init(&intel_connector->panel, fixed_mode);

	return true;

err:
	drm_encoder_cleanup(&intel_encoder->base);
	kfree(intel_dsi);
	kfree(intel_connector);

	return false;
}
struct drm_connector *exynos_drm_connector_create(struct drm_device *dev,
						   struct drm_encoder *encoder)
{
	struct exynos_drm_connector *exynos_connector;
	struct exynos_drm_manager *manager = exynos_drm_get_manager(encoder);
	struct drm_connector *connector;
	int type;
	int err;

	DRM_DEBUG_KMS("%s\n", __FILE__);

	exynos_connector = kzalloc(sizeof(*exynos_connector), GFP_KERNEL);
	if (!exynos_connector) {
		DRM_ERROR("failed to allocate connector\n");
		return NULL;
	}

	connector = &exynos_connector->drm_connector;

	switch (manager->display_ops->type) {
	case EXYNOS_DISPLAY_TYPE_HDMI:
		type = DRM_MODE_CONNECTOR_HDMIA;
		connector->interlace_allowed = true;
		connector->polled = DRM_CONNECTOR_POLL_HPD;
		break;
	case EXYNOS_DISPLAY_TYPE_LCD:
		type = DRM_MODE_CONNECTOR_LVDS;
		break;
	case EXYNOS_DISPLAY_TYPE_VIDI:
		type = DRM_MODE_CONNECTOR_VIRTUAL;
		connector->polled = DRM_CONNECTOR_POLL_HPD;
		break;
	default:
		type = DRM_MODE_CONNECTOR_Unknown;
		break;
	}

	drm_connector_init(dev, connector, &exynos_connector_funcs, type);
	drm_connector_helper_add(connector, &exynos_connector_helper_funcs);

	err = drm_sysfs_connector_add(connector);
	if (err)
		goto err_connector;

	exynos_connector->encoder_id = encoder->base.id;
	exynos_connector->manager = manager;
	connector->encoder = encoder;

	err = drm_mode_connector_attach_encoder(connector, encoder);
	if (err) {
		DRM_ERROR("failed to attach a connector to a encoder\n");
		goto err_sysfs;
	}

	DRM_DEBUG_KMS("connector has been created\n");

	return connector;

err_sysfs:
	drm_sysfs_connector_remove(connector);
err_connector:
	drm_connector_cleanup(connector);
	kfree(exynos_connector);
	return NULL;
}
Example #30
0
void cdv_hdmi_init(struct drm_device *dev,
			struct psb_intel_mode_device *mode_dev, int reg)
{
	struct gma_encoder *gma_encoder;
	struct gma_connector *gma_connector;
	struct drm_connector *connector;
	struct drm_encoder *encoder;
	struct mid_intel_hdmi_priv *hdmi_priv;
	int ddc_bus;

	gma_encoder = kzalloc(sizeof(struct gma_encoder), GFP_KERNEL);

	if (!gma_encoder)
		return;

	gma_connector = kzalloc(sizeof(struct gma_connector),
				      GFP_KERNEL);

	if (!gma_connector)
		goto err_connector;

	hdmi_priv = kzalloc(sizeof(struct mid_intel_hdmi_priv), GFP_KERNEL);

	if (!hdmi_priv)
		goto err_priv;

	connector = &gma_connector->base;
	connector->polled = DRM_CONNECTOR_POLL_HPD;
	gma_connector->save = cdv_hdmi_save;
	gma_connector->restore = cdv_hdmi_restore;

	encoder = &gma_encoder->base;
	drm_connector_init(dev, connector,
			   &cdv_hdmi_connector_funcs,
			   DRM_MODE_CONNECTOR_DVID);

	drm_encoder_init(dev, encoder, &psb_intel_lvds_enc_funcs,
			 DRM_MODE_ENCODER_TMDS, NULL);

	gma_connector_attach_encoder(gma_connector, gma_encoder);
	gma_encoder->type = INTEL_OUTPUT_HDMI;
	hdmi_priv->hdmi_reg = reg;
	hdmi_priv->has_hdmi_sink = false;
	gma_encoder->dev_priv = hdmi_priv;

	drm_encoder_helper_add(encoder, &cdv_hdmi_helper_funcs);
	drm_connector_helper_add(connector,
				 &cdv_hdmi_connector_helper_funcs);
	connector->display_info.subpixel_order = SubPixelHorizontalRGB;
	connector->interlace_allowed = false;
	connector->doublescan_allowed = false;

	drm_object_attach_property(&connector->base,
				      dev->mode_config.scaling_mode_property,
				      DRM_MODE_SCALE_FULLSCREEN);

	switch (reg) {
	case SDVOB:
		ddc_bus = GPIOE;
		gma_encoder->ddi_select = DDI0_SELECT;
		break;
	case SDVOC:
		ddc_bus = GPIOD;
		gma_encoder->ddi_select = DDI1_SELECT;
		break;
	default:
		DRM_ERROR("unknown reg 0x%x for HDMI\n", reg);
		goto failed_ddc;
		break;
	}

	gma_encoder->i2c_bus = psb_intel_i2c_create(dev,
				ddc_bus, (reg == SDVOB) ? "HDMIB" : "HDMIC");

	if (!gma_encoder->i2c_bus) {
		dev_err(dev->dev, "No ddc adapter available!\n");
		goto failed_ddc;
	}

	hdmi_priv->hdmi_i2c_adapter = &(gma_encoder->i2c_bus->adapter);
	hdmi_priv->dev = dev;
	drm_connector_register(connector);
	return;

failed_ddc:
	drm_encoder_cleanup(encoder);
	drm_connector_cleanup(connector);
err_priv:
	kfree(gma_connector);
err_connector:
	kfree(gma_encoder);
}