struct drm_encoder *evdi_encoder_init(struct drm_device *dev)
{
struct drm_encoder *encoder;
int ret = 0;
encoder = kzalloc(sizeof(struct drm_encoder), GFP_KERNEL);
if (!encoder)
goto err;
#if KERNEL_VERSION(4, 5, 0) <= LINUX_VERSION_CODE
ret = drm_encoder_init(dev, encoder, &evdi_enc_funcs,
DRM_MODE_ENCODER_TMDS, dev_name(dev->dev));
#else
ret = drm_encoder_init(dev, encoder, &evdi_enc_funcs,
DRM_MODE_ENCODER_TMDS);
#endif
if (ret) {
EVDI_ERROR("Failed to initialize encoder: %d\n", ret);
goto err_encoder;
}
drm_encoder_helper_add(encoder, &evdi_helper_funcs);
encoder->possible_crtcs = 1;
return encoder;
err_encoder:
kfree(encoder);
err:
return NULL;
}
static int qdev_output_init(struct drm_device *dev, int num_output)
{
struct qxl_device *qdev = dev->dev_private;
struct qxl_output *qxl_output;
struct drm_connector *connector;
struct drm_encoder *encoder;
qxl_output = kzalloc(sizeof(struct qxl_output), GFP_KERNEL);
if (!qxl_output)
return -ENOMEM;
qxl_output->index = num_output;
connector = &qxl_output->base;
encoder = &qxl_output->enc;
drm_connector_init(dev, &qxl_output->base,
&qxl_connector_funcs, DRM_MODE_CONNECTOR_VIRTUAL);
drm_encoder_init(dev, &qxl_output->enc, &qxl_enc_funcs,
DRM_MODE_ENCODER_VIRTUAL);
/* we get HPD via client monitors config */
connector->polled = DRM_CONNECTOR_POLL_HPD;
encoder->possible_crtcs = 1 << num_output;
drm_mode_connector_attach_encoder(&qxl_output->base,
&qxl_output->enc);
drm_encoder_helper_add(encoder, &qxl_enc_helper_funcs);
drm_connector_helper_add(connector, &qxl_connector_helper_funcs);
drm_object_attach_property(&connector->base,
qdev->hotplug_mode_update_property, 0);
drm_sysfs_connector_add(connector);
return 0;
}
/* initialize encoder */
struct drm_encoder *mdp4_dsi_encoder_init(struct drm_device *dev)
{
struct drm_encoder *encoder = NULL;
struct mdp4_dsi_encoder *mdp4_dsi_encoder;
int ret;
mdp4_dsi_encoder = kzalloc(sizeof(*mdp4_dsi_encoder), GFP_KERNEL);
if (!mdp4_dsi_encoder) {
ret = -ENOMEM;
goto fail;
}
encoder = &mdp4_dsi_encoder->base;
drm_encoder_init(dev, encoder, &mdp4_dsi_encoder_funcs,
DRM_MODE_ENCODER_DSI, NULL);
drm_encoder_helper_add(encoder, &mdp4_dsi_encoder_helper_funcs);
return encoder;
fail:
if (encoder)
mdp4_dsi_encoder_destroy(encoder);
return ERR_PTR(ret);
}
static struct drm_encoder *panel_encoder_create(struct drm_device *dev,
struct panel_module *mod)
{
struct panel_encoder *panel_encoder;
struct drm_encoder *encoder;
int ret;
panel_encoder = kzalloc(sizeof(*panel_encoder), GFP_KERNEL);
if (!panel_encoder) {
dev_err(dev->dev, "allocation failed\n");
return NULL;
}
panel_encoder->mod = mod;
encoder = &panel_encoder->base;
encoder->possible_crtcs = 1;
ret = drm_encoder_init(dev, encoder, &panel_encoder_funcs,
DRM_MODE_ENCODER_LVDS);
if (ret < 0)
goto fail;
drm_encoder_helper_add(encoder, &panel_encoder_helper_funcs);
return encoder;
fail:
panel_encoder_destroy(encoder);
return NULL;
}
/* initialize encoder */
struct drm_encoder *mdp5_encoder_init(struct drm_device *dev, int intf,
enum mdp5_intf intf_id)
{
struct drm_encoder *encoder = NULL;
struct mdp5_encoder *mdp5_encoder;
int ret;
mdp5_encoder = kzalloc(sizeof(*mdp5_encoder), GFP_KERNEL);
if (!mdp5_encoder) {
ret = -ENOMEM;
goto fail;
}
mdp5_encoder->intf = intf;
mdp5_encoder->intf_id = intf_id;
encoder = &mdp5_encoder->base;
drm_encoder_init(dev, encoder, &mdp5_encoder_funcs,
DRM_MODE_ENCODER_TMDS);
drm_encoder_helper_add(encoder, &mdp5_encoder_helper_funcs);
bs_init(mdp5_encoder);
return encoder;
fail:
if (encoder)
mdp5_encoder_destroy(encoder);
return ERR_PTR(ret);
}
int
nv50_dac_create(struct drm_device *dev, struct dcb_entry *entry)
{
struct nouveau_encoder *nv_encoder;
struct drm_encoder *encoder;
NV_DEBUG(dev, "\n");
NV_INFO(dev, "Detected a DAC output\n");
nv_encoder = kzalloc(sizeof(*nv_encoder), GFP_KERNEL);
if (!nv_encoder)
return -ENOMEM;
encoder = to_drm_encoder(nv_encoder);
nv_encoder->dcb = entry;
nv_encoder->or = ffs(entry->or) - 1;
nv_encoder->disconnect = nv50_dac_disconnect;
drm_encoder_init(dev, encoder, &nv50_dac_encoder_funcs,
DRM_MODE_ENCODER_DAC);
drm_encoder_helper_add(encoder, &nv50_dac_helper_funcs);
encoder->possible_crtcs = entry->heads;
encoder->possible_clones = 0;
return 0;
}
void cdv_intel_crt_init(struct drm_device *dev,
struct psb_intel_mode_device *mode_dev)
{
struct psb_intel_connector *psb_intel_connector;
struct psb_intel_encoder *psb_intel_encoder;
struct drm_connector *connector;
struct drm_encoder *encoder;
u32 i2c_reg;
psb_intel_encoder = kzalloc(sizeof(struct psb_intel_encoder), GFP_KERNEL);
if (!psb_intel_encoder)
return;
psb_intel_connector = kzalloc(sizeof(struct psb_intel_connector), GFP_KERNEL);
if (!psb_intel_connector)
goto failed_connector;
connector = &psb_intel_connector->base;
drm_connector_init(dev, connector,
&cdv_intel_crt_connector_funcs, DRM_MODE_CONNECTOR_VGA);
encoder = &psb_intel_encoder->base;
drm_encoder_init(dev, encoder,
&cdv_intel_crt_enc_funcs, DRM_MODE_ENCODER_DAC);
psb_intel_connector_attach_encoder(psb_intel_connector,
psb_intel_encoder);
i2c_reg = GPIOA;
psb_intel_encoder->ddc_bus = psb_intel_i2c_create(dev,
i2c_reg, "CRTDDC_A");
if (!psb_intel_encoder->ddc_bus) {
dev_printk(KERN_ERR, &dev->pdev->dev, "DDC bus registration "
"failed.\n");
goto failed_ddc;
}
psb_intel_encoder->type = INTEL_OUTPUT_ANALOG;
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_sysfs_connector_add(connector);
return;
failed_ddc:
drm_encoder_cleanup(&psb_intel_encoder->base);
drm_connector_cleanup(&psb_intel_connector->base);
kfree(psb_intel_connector);
failed_connector:
kfree(psb_intel_encoder);
return;
}
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_DVID);
drm_connector_helper_add(connector, &intel_hdmi_connector_helper_funcs);
intel_output->type = INTEL_OUTPUT_HDMI;
connector->interlace_allowed = 0;
connector->doublescan_allowed = 0;
/* Set up the DDC bus. */
if (sdvox_reg == SDVOB)
intel_output->ddc_bus = intel_i2c_create(dev, GPIOE, "HDMIB");
else
intel_output->ddc_bus = intel_i2c_create(dev, GPIOD, "HDMIC");
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);
/* 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);
}
return;
err_connector:
drm_connector_cleanup(connector);
kfree(intel_output);
return;
}
static int imx_pd_register(struct drm_device *drm,
struct imx_parallel_display *imxpd)
{
int ret;
ret = imx_drm_encoder_parse_of(drm, &imxpd->encoder,
imxpd->dev->of_node);
if (ret)
return ret;
/* set the connector's dpms to OFF so that
* drm_helper_connector_dpms() won't return
* immediately since the current state is ON
* at this point.
*/
imxpd->connector.dpms = DRM_MODE_DPMS_OFF;
drm_encoder_helper_add(&imxpd->encoder, &imx_pd_encoder_helper_funcs);
drm_encoder_init(drm, &imxpd->encoder, &imx_pd_encoder_funcs,
DRM_MODE_ENCODER_NONE, NULL);
drm_connector_helper_add(&imxpd->connector,
&imx_pd_connector_helper_funcs);
drm_connector_init(drm, &imxpd->connector, &imx_pd_connector_funcs,
DRM_MODE_CONNECTOR_VGA);
if (imxpd->panel)
drm_panel_attach(imxpd->panel, &imxpd->connector);
drm_mode_connector_attach_encoder(&imxpd->connector, &imxpd->encoder);
return 0;
}
static int dce_virtual_connector_encoder_init(struct amdgpu_device *adev,
int index)
{
struct drm_encoder *encoder;
struct drm_connector *connector;
/* add a new encoder */
encoder = kzalloc(sizeof(struct drm_encoder), GFP_KERNEL);
if (!encoder)
return -ENOMEM;
encoder->possible_crtcs = 1 << index;
drm_encoder_init(adev->ddev, encoder, &dce_virtual_encoder_funcs,
DRM_MODE_ENCODER_VIRTUAL, NULL);
drm_encoder_helper_add(encoder, &dce_virtual_encoder_helper_funcs);
connector = kzalloc(sizeof(struct drm_connector), GFP_KERNEL);
if (!connector) {
kfree(encoder);
return -ENOMEM;
}
/* add a new connector */
drm_connector_init(adev->ddev, connector, &dce_virtual_connector_funcs,
DRM_MODE_CONNECTOR_VIRTUAL);
drm_connector_helper_add(connector, &dce_virtual_connector_helper_funcs);
connector->display_info.subpixel_order = SubPixelHorizontalRGB;
connector->interlace_allowed = false;
connector->doublescan_allowed = false;
drm_connector_register(connector);
/* link them */
drm_mode_connector_attach_encoder(connector, encoder);
return 0;
}
static struct intel_dp_mst_encoder *
intel_dp_create_fake_mst_encoder(struct intel_digital_port *intel_dig_port, enum pipe pipe)
{
struct intel_dp_mst_encoder *intel_mst;
struct intel_encoder *intel_encoder;
struct drm_device *dev = intel_dig_port->base.base.dev;
intel_mst = kzalloc(sizeof(*intel_mst), GFP_KERNEL);
if (!intel_mst)
return NULL;
intel_mst->pipe = pipe;
intel_encoder = &intel_mst->base;
intel_mst->primary = intel_dig_port;
drm_encoder_init(dev, &intel_encoder->base, &intel_dp_mst_enc_funcs,
DRM_MODE_ENCODER_DPMST, "DP-MST %c", pipe_name(pipe));
intel_encoder->type = INTEL_OUTPUT_DP_MST;
intel_encoder->crtc_mask = 0x7;
intel_encoder->cloneable = 0;
intel_encoder->compute_config = intel_dp_mst_compute_config;
intel_encoder->disable = intel_mst_disable_dp;
intel_encoder->post_disable = intel_mst_post_disable_dp;
intel_encoder->pre_enable = intel_mst_pre_enable_dp;
intel_encoder->enable = intel_mst_enable_dp;
intel_encoder->get_hw_state = intel_dp_mst_enc_get_hw_state;
intel_encoder->get_config = intel_dp_mst_enc_get_config;
return intel_mst;
}
int hibmc_vdac_init(struct hibmc_drm_private *priv)
{
struct drm_device *dev = priv->dev;
struct drm_encoder *encoder;
struct drm_connector *connector;
int ret;
connector = hibmc_connector_init(priv);
if (IS_ERR(connector)) {
DRM_ERROR("failed to create connector: %ld\n",
PTR_ERR(connector));
return PTR_ERR(connector);
}
encoder = devm_kzalloc(dev->dev, sizeof(*encoder), GFP_KERNEL);
if (!encoder) {
DRM_ERROR("failed to alloc memory when init encoder\n");
return -ENOMEM;
}
encoder->possible_crtcs = 0x1;
ret = drm_encoder_init(dev, encoder, &hibmc_encoder_funcs,
DRM_MODE_ENCODER_DAC, NULL);
if (ret) {
DRM_ERROR("failed to init encoder: %d\n", ret);
return ret;
}
drm_encoder_helper_add(encoder, &hibmc_encoder_helper_funcs);
drm_connector_attach_encoder(connector, encoder);
return 0;
}
static int imx_pd_register(struct drm_device *drm,
struct imx_parallel_display *imxpd)
{
int ret;
ret = imx_drm_encoder_parse_of(drm, &imxpd->encoder,
imxpd->dev->of_node);
if (ret)
return ret;
drm_encoder_helper_add(&imxpd->encoder, &imx_pd_encoder_helper_funcs);
drm_encoder_init(drm, &imxpd->encoder, &imx_pd_encoder_funcs,
DRM_MODE_ENCODER_NONE);
drm_connector_helper_add(&imxpd->connector,
&imx_pd_connector_helper_funcs);
drm_connector_init(drm, &imxpd->connector, &imx_pd_connector_funcs,
DRM_MODE_CONNECTOR_VGA);
if (imxpd->panel)
drm_panel_attach(imxpd->panel, &imxpd->connector);
drm_mode_connector_attach_encoder(&imxpd->connector, &imxpd->encoder);
imxpd->connector.encoder = &imxpd->encoder;
return 0;
}
static struct drm_encoder *
sti_tvout_create_dvo_encoder(struct drm_device *dev,
struct sti_tvout *tvout)
{
struct sti_tvout_encoder *encoder;
struct drm_encoder *drm_encoder;
encoder = devm_kzalloc(tvout->dev, sizeof(*encoder), GFP_KERNEL);
if (!encoder)
return NULL;
encoder->tvout = tvout;
drm_encoder = (struct drm_encoder *)encoder;
drm_encoder->possible_crtcs = ENCODER_CRTC_MASK;
drm_encoder->possible_clones = 1 << 0;
drm_encoder_init(dev, drm_encoder,
&sti_tvout_encoder_funcs, DRM_MODE_ENCODER_LVDS,
NULL);
drm_encoder_helper_add(drm_encoder, &sti_dvo_encoder_helper_funcs);
return drm_encoder;
}
static int imx_hdmi_register(struct drm_device *drm, struct imx_hdmi *hdmi)
{
int ret;
ret = imx_drm_encoder_parse_of(drm, &hdmi->encoder,
hdmi->dev->of_node);
if (ret)
return ret;
hdmi->connector.polled = DRM_CONNECTOR_POLL_HPD;
drm_encoder_helper_add(&hdmi->encoder, &imx_hdmi_encoder_helper_funcs);
drm_encoder_init(drm, &hdmi->encoder, &imx_hdmi_encoder_funcs,
DRM_MODE_ENCODER_TMDS);
drm_connector_helper_add(&hdmi->connector,
&imx_hdmi_connector_helper_funcs);
drm_connector_init(drm, &hdmi->connector, &imx_hdmi_connector_funcs,
DRM_MODE_CONNECTOR_HDMIA);
hdmi->connector.encoder = &hdmi->encoder;
drm_mode_connector_attach_encoder(&hdmi->connector, &hdmi->encoder);
return 0;
}
static int vmw_sou_init(struct vmw_private *dev_priv, unsigned unit)
{
struct vmw_screen_object_unit *sou;
struct drm_device *dev = dev_priv->dev;
struct drm_connector *connector;
struct drm_encoder *encoder;
struct drm_crtc *crtc;
sou = kzalloc(sizeof(*sou), GFP_KERNEL);
if (!sou)
return -ENOMEM;
sou->base.unit = unit;
crtc = &sou->base.crtc;
encoder = &sou->base.encoder;
connector = &sou->base.connector;
sou->base.active_implicit = false;
sou->base.pref_active = (unit == 0);
sou->base.pref_width = dev_priv->initial_width;
sou->base.pref_height = dev_priv->initial_height;
sou->base.pref_mode = NULL;
sou->base.is_implicit = false;
drm_connector_init(dev, connector, &vmw_sou_connector_funcs,
DRM_MODE_CONNECTOR_VIRTUAL);
connector->status = vmw_du_connector_detect(connector, true);
drm_encoder_init(dev, encoder, &vmw_screen_object_encoder_funcs,
DRM_MODE_ENCODER_VIRTUAL, NULL);
drm_mode_connector_attach_encoder(connector, encoder);
encoder->possible_crtcs = (1 << unit);
encoder->possible_clones = 0;
(void) drm_connector_register(connector);
drm_crtc_init(dev, crtc, &vmw_screen_object_crtc_funcs);
drm_mode_crtc_set_gamma_size(crtc, 256);
drm_object_attach_property(&connector->base,
dev->mode_config.dirty_info_property,
1);
drm_object_attach_property(&connector->base,
dev_priv->hotplug_mode_update_property, 1);
drm_object_attach_property(&connector->base,
dev->mode_config.suggested_x_property, 0);
drm_object_attach_property(&connector->base,
dev->mode_config.suggested_y_property, 0);
if (dev_priv->implicit_placement_property)
drm_object_attach_property
(&connector->base,
dev_priv->implicit_placement_property,
sou->base.is_implicit);
return 0;
}
int tegra_output_init(struct drm_device *drm, struct tegra_output *output)
{
int connector, encoder;
switch (output->type) {
case TEGRA_OUTPUT_RGB:
connector = DRM_MODE_CONNECTOR_LVDS;
encoder = DRM_MODE_ENCODER_LVDS;
break;
case TEGRA_OUTPUT_HDMI:
connector = DRM_MODE_CONNECTOR_HDMIA;
encoder = DRM_MODE_ENCODER_TMDS;
break;
case TEGRA_OUTPUT_DSI:
connector = DRM_MODE_CONNECTOR_DSI;
encoder = DRM_MODE_ENCODER_DSI;
break;
case TEGRA_OUTPUT_EDP:
connector = DRM_MODE_CONNECTOR_eDP;
encoder = DRM_MODE_ENCODER_TMDS;
break;
default:
connector = DRM_MODE_CONNECTOR_Unknown;
encoder = DRM_MODE_ENCODER_NONE;
break;
}
drm_connector_init(drm, &output->connector, &connector_funcs,
connector);
drm_connector_helper_add(&output->connector, &connector_helper_funcs);
output->connector.dpms = DRM_MODE_DPMS_OFF;
if (output->panel)
drm_panel_attach(output->panel, &output->connector);
drm_encoder_init(drm, &output->encoder, &encoder_funcs, encoder);
drm_encoder_helper_add(&output->encoder, &encoder_helper_funcs);
drm_mode_connector_attach_encoder(&output->connector, &output->encoder);
drm_connector_register(&output->connector);
output->encoder.possible_crtcs = 0x3;
/*
* The connector is now registered and ready to receive hotplug events
* so the hotplug interrupt can be enabled.
*/
if (gpio_is_valid(output->hpd_gpio))
enable_irq(output->hpd_irq);
return 0;
}
static void bochs_encoder_init(struct drm_device *dev)
{
struct bochs_device *bochs = dev->dev_private;
struct drm_encoder *encoder = &bochs->encoder;
encoder->possible_crtcs = 0x1;
drm_encoder_init(dev, encoder, &bochs_encoder_encoder_funcs,
DRM_MODE_ENCODER_DAC);
drm_encoder_helper_add(encoder, &bochs_encoder_helper_funcs);
}
static int dw_hdmi_imx_bind(struct device *dev, struct device *master,
void *data)
{
struct platform_device *pdev = to_platform_device(dev);
const struct dw_hdmi_plat_data *plat_data;
const struct of_device_id *match;
struct drm_device *drm = data;
struct drm_encoder *encoder;
struct imx_hdmi *hdmi;
struct resource *iores;
int irq;
int ret;
if (!pdev->dev.of_node)
return -ENODEV;
hdmi = devm_kzalloc(&pdev->dev, sizeof(*hdmi), GFP_KERNEL);
if (!hdmi)
return -ENOMEM;
match = of_match_node(dw_hdmi_imx_dt_ids, pdev->dev.of_node);
plat_data = match->data;
hdmi->dev = &pdev->dev;
encoder = &hdmi->encoder;
irq = platform_get_irq(pdev, 0);
if (irq < 0)
return irq;
iores = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!iores)
return -ENXIO;
platform_set_drvdata(pdev, hdmi);
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;
ret = dw_hdmi_imx_parse_dt(hdmi);
if (ret < 0)
return ret;
drm_encoder_helper_add(encoder, &dw_hdmi_imx_encoder_helper_funcs);
drm_encoder_init(drm, encoder, &dw_hdmi_imx_encoder_funcs,
DRM_MODE_ENCODER_TMDS, NULL);
return dw_hdmi_bind(dev, master, data, encoder, iores, irq, plat_data);
}
/* initialize encoder */
struct drm_encoder * omap_encoder_init(struct drm_device *dev,
struct omap_overlay_manager *mgr)
{
struct drm_encoder *encoder = NULL;
struct omap_encoder *omap_encoder;
struct omap_overlay_manager_info info;
int ret;
DBG("%s", mgr->name);
omap_encoder = kzalloc(sizeof(*omap_encoder), GFP_KERNEL);
if (!omap_encoder) {
dev_err(dev->dev, "could not allocate encoder\n");
goto fail;
}
omap_encoder->mgr = mgr;
encoder = &omap_encoder->base;
mgr->get_manager_info(mgr, &info);
/* TODO: fix hard-coded setup.. */
info.default_color = 0x00000000;
info.trans_key = 0x00000000;
info.trans_key_type = OMAP_DSS_COLOR_KEY_GFX_DST;
info.trans_enabled = false;
info.alpha_enabled = false;
ret = mgr->set_manager_info(mgr, &info);
if (ret) {
dev_err(dev->dev, "could not set manager info\n");
goto fail;
}
ret = mgr->apply(mgr);
if (ret) {
dev_err(dev->dev, "could not apply\n");
goto fail;
}
drm_encoder_init(dev, encoder, &omap_encoder_funcs,
DRM_MODE_ENCODER_TMDS);
drm_encoder_helper_add(encoder, &omap_encoder_helper_funcs);
return encoder;
fail:
if (encoder) {
drm_encoder_cleanup(encoder);
kfree(omap_encoder);
}
return NULL;
}
int arcpgu_drm_sim_init(struct drm_device *drm, struct device_node *np)
{
struct arcpgu_drm_connector *arcpgu_connector;
struct drm_encoder *encoder;
struct drm_connector *connector;
int ret;
encoder = devm_kzalloc(drm->dev, sizeof(*encoder), GFP_KERNEL);
if (encoder == NULL)
return -ENOMEM;
encoder->possible_crtcs = 1;
encoder->possible_clones = 0;
ret = drm_encoder_init(drm, encoder, &arcpgu_drm_encoder_funcs,
DRM_MODE_ENCODER_VIRTUAL, NULL);
if (ret)
return ret;
arcpgu_connector = devm_kzalloc(drm->dev, sizeof(*arcpgu_connector),
GFP_KERNEL);
if (!arcpgu_connector) {
ret = -ENOMEM;
goto error_encoder_cleanup;
}
connector = &arcpgu_connector->connector;
drm_connector_helper_add(connector, &arcpgu_drm_connector_helper_funcs);
ret = drm_connector_init(drm, connector, &arcpgu_drm_connector_funcs,
DRM_MODE_CONNECTOR_VIRTUAL);
if (ret < 0) {
dev_err(drm->dev, "failed to initialize drm connector\n");
goto error_encoder_cleanup;
}
ret = drm_connector_attach_encoder(connector, encoder);
if (ret < 0) {
dev_err(drm->dev, "could not attach connector to encoder\n");
drm_connector_unregister(connector);
goto error_connector_cleanup;
}
return 0;
error_connector_cleanup:
drm_connector_cleanup(connector);
error_encoder_cleanup:
drm_encoder_cleanup(encoder);
return ret;
}
struct drm_encoder *udl_encoder_init(struct drm_device *dev)
{
struct drm_encoder *encoder;
encoder = kzalloc(sizeof(struct drm_encoder), GFP_KERNEL);
if (!encoder)
return NULL;
drm_encoder_init(dev, encoder, &udl_enc_funcs, DRM_MODE_ENCODER_TMDS);
drm_encoder_helper_add(encoder, &udl_helper_funcs);
encoder->possible_crtcs = 1;
return encoder;
}
int
nv04_tv_create(struct drm_connector *connector, struct dcb_output *entry)
{
struct nouveau_encoder *nv_encoder;
struct drm_encoder *encoder;
struct drm_device *dev = connector->dev;
struct nouveau_drm *drm = nouveau_drm(dev);
struct nvkm_i2c *i2c = nvxx_i2c(&drm->device);
struct nvkm_i2c_port *port = i2c->find(i2c, entry->i2c_index);
int type, ret;
/* Ensure that we can talk to this encoder */
type = nv04_tv_identify(dev, entry->i2c_index);
if (type < 0)
return type;
/* Allocate the necessary memory */
nv_encoder = kzalloc(sizeof(*nv_encoder), GFP_KERNEL);
if (!nv_encoder)
return -ENOMEM;
/* Initialize the common members */
encoder = to_drm_encoder(nv_encoder);
drm_encoder_init(dev, encoder, &nv04_tv_funcs, DRM_MODE_ENCODER_TVDAC);
drm_encoder_helper_add(encoder, &nv04_tv_helper_funcs);
encoder->possible_crtcs = entry->heads;
encoder->possible_clones = 0;
nv_encoder->dcb = entry;
nv_encoder->or = ffs(entry->or) - 1;
/* Run the slave-specific initialization */
ret = drm_i2c_encoder_init(dev, to_encoder_slave(encoder),
&port->adapter,
&nv04_tv_encoder_info[type].dev);
if (ret < 0)
goto fail_cleanup;
/* Attach it to the specified connector. */
get_slave_funcs(encoder)->create_resources(encoder, connector);
drm_mode_connector_attach_encoder(connector, encoder);
return 0;
fail_cleanup:
drm_encoder_cleanup(encoder);
kfree(nv_encoder);
return ret;
}
int
nv50_sor_create(struct drm_device *dev, struct dcb_entry *entry)
{
struct nouveau_encoder *nv_encoder = NULL;
struct drm_encoder *encoder;
bool dum;
int type;
NV_DEBUG_KMS(dev, "\n");
switch (entry->type) {
case OUTPUT_TMDS:
NV_INFO(dev, "Detected a TMDS output\n");
type = DRM_MODE_ENCODER_TMDS;
break;
case OUTPUT_LVDS:
NV_INFO(dev, "Detected a LVDS output\n");
type = DRM_MODE_ENCODER_LVDS;
if (nouveau_bios_parse_lvds_table(dev, 0, &dum, &dum)) {
NV_ERROR(dev, "Failed parsing LVDS table\n");
return -EINVAL;
}
break;
case OUTPUT_DP:
NV_INFO(dev, "Detected a DP output\n");
type = DRM_MODE_ENCODER_TMDS;
break;
default:
return -EINVAL;
}
nv_encoder = kzalloc(sizeof(*nv_encoder), GFP_KERNEL);
if (!nv_encoder)
return -ENOMEM;
encoder = to_drm_encoder(nv_encoder);
nv_encoder->dcb = entry;
nv_encoder->or = ffs(entry->or) - 1;
nv_encoder->disconnect = nv50_sor_disconnect;
drm_encoder_init(dev, encoder, &nv50_sor_encoder_funcs, type);
drm_encoder_helper_add(encoder, &nv50_sor_helper_funcs);
encoder->possible_crtcs = entry->heads;
encoder->possible_clones = 0;
return 0;
}
/* initialize encoder */
struct drm_encoder *mdp4_dtv_encoder_init(struct drm_device *dev)
{
struct drm_encoder *encoder = NULL;
struct mdp4_dtv_encoder *mdp4_dtv_encoder;
int ret;
mdp4_dtv_encoder = kzalloc(sizeof(*mdp4_dtv_encoder), GFP_KERNEL);
if (!mdp4_dtv_encoder) {
ret = -ENOMEM;
goto fail;
}
encoder = &mdp4_dtv_encoder->base;
drm_encoder_init(dev, encoder, &mdp4_dtv_encoder_funcs,
DRM_MODE_ENCODER_TMDS, NULL);
drm_encoder_helper_add(encoder, &mdp4_dtv_encoder_helper_funcs);
mdp4_dtv_encoder->src_clk = devm_clk_get(dev->dev, "src_clk");
if (IS_ERR(mdp4_dtv_encoder->src_clk)) {
dev_err(dev->dev, "failed to get src_clk\n");
ret = PTR_ERR(mdp4_dtv_encoder->src_clk);
goto fail;
}
mdp4_dtv_encoder->hdmi_clk = devm_clk_get(dev->dev, "hdmi_clk");
if (IS_ERR(mdp4_dtv_encoder->hdmi_clk)) {
dev_err(dev->dev, "failed to get hdmi_clk\n");
ret = PTR_ERR(mdp4_dtv_encoder->hdmi_clk);
goto fail;
}
mdp4_dtv_encoder->mdp_clk = devm_clk_get(dev->dev, "mdp_clk");
if (IS_ERR(mdp4_dtv_encoder->mdp_clk)) {
dev_err(dev->dev, "failed to get mdp_clk\n");
ret = PTR_ERR(mdp4_dtv_encoder->mdp_clk);
goto fail;
}
bs_init(mdp4_dtv_encoder);
return encoder;
fail:
if (encoder)
mdp4_dtv_encoder_destroy(encoder);
return ERR_PTR(ret);
}
struct drm_encoder *evdi_encoder_init(struct drm_device *dev)
{
struct drm_encoder *encoder;
int status = 0;
encoder = kzalloc(sizeof(struct drm_encoder), GFP_KERNEL);
if (!encoder) {
return NULL;
}
status = drm_encoder_init(dev, encoder, &evdi_enc_funcs, DRM_MODE_ENCODER_TMDS);
EVDI_DEBUG("drm_encoder_init: %d\n", status);
drm_encoder_helper_add(encoder, &evdi_helper_funcs);
encoder->possible_crtcs = 1;
return encoder;
}
int fsl_dcu_drm_encoder_create(struct fsl_dcu_drm_device *fsl_dev,
struct drm_crtc *crtc)
{
struct drm_encoder *encoder = &fsl_dev->encoder;
int ret;
encoder->possible_crtcs = 1;
ret = drm_encoder_init(fsl_dev->drm, encoder, &encoder_funcs,
DRM_MODE_ENCODER_LVDS, NULL);
if (ret < 0)
return ret;
drm_encoder_helper_add(encoder, &encoder_helper_funcs);
return 0;
}
int rcar_du_hdmienc_init(struct rcar_du_device *rcdu,
struct rcar_du_encoder *renc, struct device_node *np)
{
struct drm_encoder *encoder = rcar_encoder_to_drm_encoder(renc);
struct drm_i2c_encoder_driver *driver;
struct i2c_client *i2c_slave;
struct rcar_du_hdmienc *hdmienc;
int ret;
hdmienc = devm_kzalloc(rcdu->dev, sizeof(*hdmienc), GFP_KERNEL);
if (hdmienc == NULL)
return -ENOMEM;
/* Locate the slave I2C device and driver. */
i2c_slave = of_find_i2c_device_by_node(np);
if (!i2c_slave || !i2c_get_clientdata(i2c_slave))
return -EPROBE_DEFER;
hdmienc->dev = &i2c_slave->dev;
if (hdmienc->dev->driver == NULL) {
ret = -EPROBE_DEFER;
goto error;
}
/* Initialize the slave encoder. */
driver = to_drm_i2c_encoder_driver(to_i2c_driver(hdmienc->dev->driver));
ret = driver->encoder_init(i2c_slave, rcdu->ddev, &renc->slave);
if (ret < 0)
goto error;
ret = drm_encoder_init(rcdu->ddev, encoder, &encoder_funcs,
DRM_MODE_ENCODER_TMDS);
if (ret < 0)
goto error;
drm_encoder_helper_add(encoder, &encoder_helper_funcs);
renc->hdmi = hdmienc;
hdmienc->renc = renc;
return 0;
error:
put_device(hdmienc->dev);
return ret;
}
static int exynos_dp_bind(struct device *dev, struct device *master, void *data)
{
struct exynos_dp_device *dp = dev_get_drvdata(dev);
struct drm_encoder *encoder = &dp->encoder;
struct drm_device *drm_dev = data;
int pipe, ret;
/*
* Just like the probe function said, we don't need the
* device drvrate anymore, we should leave the charge to
* analogix dp driver, set the device drvdata to NULL.
*/
dev_set_drvdata(dev, NULL);
dp->dev = dev;
dp->drm_dev = drm_dev;
dp->plat_data.dev_type = EXYNOS_DP;
dp->plat_data.power_on = exynos_dp_poweron;
dp->plat_data.power_off = exynos_dp_poweroff;
dp->plat_data.attach = exynos_dp_bridge_attach;
dp->plat_data.get_modes = exynos_dp_get_modes;
if (!dp->plat_data.panel && !dp->ptn_bridge) {
ret = exynos_dp_dt_parse_panel(dp);
if (ret)
return ret;
}
pipe = exynos_drm_crtc_get_pipe_from_type(drm_dev,
EXYNOS_DISPLAY_TYPE_LCD);
if (pipe < 0)
return pipe;
encoder->possible_crtcs = 1 << pipe;
DRM_DEBUG_KMS("possible_crtcs = 0x%x\n", encoder->possible_crtcs);
drm_encoder_init(drm_dev, encoder, &exynos_dp_encoder_funcs,
DRM_MODE_ENCODER_TMDS, NULL);
drm_encoder_helper_add(encoder, &exynos_dp_encoder_helper_funcs);
dp->plat_data.encoder = encoder;
return analogix_dp_bind(dev, dp->drm_dev, &dp->plat_data);
}
int hibmc_encoder_init(struct hibmc_drm_device *hidev)
{
struct drm_device *dev = hidev->dev;
struct drm_encoder *encoder = &hidev->encoder;
int ret;
encoder->possible_crtcs = 0x1;
ret = drm_encoder_init(dev, encoder, &hibmc_encoder_encoder_funcs,
DRM_MODE_ENCODER_DAC);
if (ret) {
DRM_ERROR("failed to init encoder\n");
return ret;
}
drm_encoder_helper_add(encoder, &hibmc_encoder_helper_funcs);
return 0;
}
