From: Yakir Yang <ykk@xxxxxxxxxxxxxx>
keep the connector & birdge in dw_hdmi.c, handle encoder in dw_hdmi-imx.c
Signed-off-by: Andy Yan <andy.yan@xxxxxxxxxxxxxx>
Signed-off-by: Yakir Yang <ykk@xxxxxxxxxxxxxx>
---
Changes in v7: None
Changes in v6:
- move some modification from patch#5
Changes in v5: None
Changes in v4: None
Changes in v3: None
Changes in v2: None
drivers/gpu/drm/bridge/dw_hdmi.c | 228 +++++++++++++++-------------------
drivers/staging/imx-drm/dw_hdmi-imx.c | 145 ++++++++++++++-------
include/drm/bridge/dw_hdmi.h | 13 +-
3 files changed, 199 insertions(+), 187 deletions(-)
diff --git a/drivers/gpu/drm/bridge/dw_hdmi.c b/drivers/gpu/drm/bridge/dw_hdmi.c
index 978c709..ed75147 100644
--- a/drivers/gpu/drm/bridge/dw_hdmi.c
+++ b/drivers/gpu/drm/bridge/dw_hdmi.c
@@ -11,7 +11,6 @@
* Copyright (C) 2010, Guennadi Liakhovetski <g.liakhovetski@xxxxxx>
*/
-#include <linux/component.h>
#include <linux/irq.h>
#include <linux/delay.h>
#include <linux/err.h>
@@ -108,7 +107,8 @@ union dw_reg_ptr {
struct dw_hdmi {
struct drm_connector connector;
- struct drm_encoder encoder;
+ struct drm_encoder *encoder;
+ struct drm_bridge *bridge;
enum dw_hdmi_devtype dev_type;
struct device *dev;
@@ -1319,6 +1319,50 @@ static void dw_hdmi_poweroff(struct dw_hdmi *hdmi)
dw_hdmi_phy_disable(hdmi);
}
+static void dw_hdmi_bridge_mode_set(struct drm_bridge *bridge,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+ struct dw_hdmi *hdmi = bridge->driver_private;
+
+ dw_hdmi_setup(hdmi, mode);
+
+ /* Store the display mode for plugin/DKMS poweron events */
+ memcpy(&hdmi->previous_mode, mode, sizeof(hdmi->previous_mode));
+}
+
+static bool dw_hdmi_bridge_mode_fixup(struct drm_bridge *bridge,
+ const struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
+ return true;
+}
+
+static void dw_hdmi_bridge_disable(struct drm_bridge *bridge)
+{
+ struct dw_hdmi *hdmi = bridge->driver_private;
+
+ dw_hdmi_poweroff(hdmi);
+}
+
+static void dw_hdmi_bridge_enable(struct drm_bridge *bridge)
+{
+ struct dw_hdmi *hdmi = bridge->driver_private;
+
+ dw_hdmi_poweron(hdmi);
+}
+
+static void dw_hdmi_bridge_destroy(struct drm_bridge *bridge)
+{
+ drm_bridge_cleanup(bridge);
+ kfree(bridge);
+}
+
+static void dw_hdmi_bridge_nope(struct drm_bridge *bridge)
+{
+ /* do nothing */
+}
+
static enum drm_connector_status dw_hdmi_connector_detect(struct drm_connector
*connector, bool force)
{
@@ -1360,60 +1404,7 @@ static struct drm_encoder *dw_hdmi_connector_best_encoder(struct drm_connector
struct dw_hdmi *hdmi = container_of(connector, struct dw_hdmi,
connector);
- return &hdmi->encoder;
-}
-
-static void dw_hdmi_encoder_mode_set(struct drm_encoder *encoder,
- struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
-{
- struct dw_hdmi *hdmi = container_of(encoder, struct dw_hdmi, encoder);
-
- dw_hdmi_setup(hdmi, mode);
-
- /* Store the display mode for plugin/DKMS poweron events */
- memcpy(&hdmi->previous_mode, mode, sizeof(hdmi->previous_mode));
-}
-
-static bool dw_hdmi_encoder_mode_fixup(struct drm_encoder *encoder,
- const struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
-{
- return true;
-}
-
-static void dw_hdmi_encoder_disable(struct drm_encoder *encoder)
-{
-}
-
-static void dw_hdmi_encoder_dpms(struct drm_encoder *encoder, int mode)
-{
- struct dw_hdmi *hdmi = container_of(encoder, struct dw_hdmi, encoder);
-
- if (mode)
- dw_hdmi_poweroff(hdmi);
- else
- dw_hdmi_poweron(hdmi);
-}
-
-static void dw_hdmi_encoder_prepare(struct drm_encoder *encoder)
-{
- struct dw_hdmi *hdmi = container_of(encoder, struct dw_hdmi, encoder);
-
- dw_hdmi_poweroff(hdmi);
-
- if (hdmi->plat_data->encoder_prepare)
- hdmi->plat_data->encoder_prepare(&hdmi->connector, encoder);
-}
-
-static void dw_hdmi_encoder_commit(struct drm_encoder *encoder)
-{
- struct dw_hdmi *hdmi = container_of(encoder, struct dw_hdmi, encoder);
-
- if (hdmi->plat_data->encoder_commit)
- hdmi->plat_data->encoder_commit(hdmi->priv, encoder);
-
- dw_hdmi_poweron(hdmi);
+ return hdmi->encoder;
}
void dw_hdmi_connector_destroy(struct drm_connector *connector)
@@ -1422,19 +1413,6 @@ void dw_hdmi_connector_destroy(struct drm_connector *connector)
drm_connector_cleanup(connector);
}
-static struct drm_encoder_funcs dw_hdmi_encoder_funcs = {
- .destroy = drm_encoder_cleanup,
-};
-
-static struct drm_encoder_helper_funcs dw_hdmi_encoder_helper_funcs = {
- .dpms = dw_hdmi_encoder_dpms,
- .prepare = dw_hdmi_encoder_prepare,
- .commit = dw_hdmi_encoder_commit,
- .mode_set = dw_hdmi_encoder_mode_set,
- .mode_fixup = dw_hdmi_encoder_mode_fixup,
- .disable = dw_hdmi_encoder_disable,
-};
-
static struct drm_connector_funcs dw_hdmi_connector_funcs = {
.dpms = drm_helper_connector_dpms,
.fill_modes = drm_helper_probe_single_connector_modes,
@@ -1447,6 +1425,16 @@ static struct drm_connector_helper_funcs dw_hdmi_connector_helper_funcs = {
.best_encoder = dw_hdmi_connector_best_encoder,
};
+struct drm_bridge_funcs dw_hdmi_bridge_funcs = {
+ .enable = dw_hdmi_bridge_enable,
+ .disable = dw_hdmi_bridge_disable,
+ .pre_enable = dw_hdmi_bridge_nope,
+ .post_disable = dw_hdmi_bridge_nope,
+ .mode_set = dw_hdmi_bridge_mode_set,
+ .mode_fixup = dw_hdmi_bridge_mode_fixup,
+ .destroy = dw_hdmi_bridge_destroy,
+};
+
static irqreturn_t dw_hdmi_hardirq(int irq, void *dev_id)
{
struct dw_hdmi *hdmi = dev_id;
@@ -1495,40 +1483,64 @@ static irqreturn_t dw_hdmi_irq(int irq, void *dev_id)
static int dw_hdmi_register(struct drm_device *drm, struct dw_hdmi *hdmi)
{
- struct drm_encoder *encoder = &hdmi->encoder;
- struct device *dev = hdmi->dev;
+ struct drm_encoder *encoder = hdmi->encoder;
+ struct drm_bridge *bridge;
+ int ret;
- encoder->possible_crtcs = drm_of_find_possible_crtcs(drm, dev->of_node);
+ bridge = devm_kzalloc(drm->dev, sizeof(*bridge), GFP_KERNEL);
+ if (!bridge) {
+ DRM_ERROR("Failed to allocate drm bridge\n");
+ return -ENOMEM;
+ }
- hdmi->connector.polled = DRM_CONNECTOR_POLL_HPD;
+ hdmi->bridge = bridge;
+ bridge->driver_private = hdmi;
- drm_encoder_helper_add(&hdmi->encoder, &dw_hdmi_encoder_helper_funcs);
- drm_encoder_init(drm, &hdmi->encoder, &dw_hdmi_encoder_funcs,
- DRM_MODE_ENCODER_TMDS);
+ ret = drm_bridge_init(drm, bridge, &dw_hdmi_bridge_funcs);
+ if (ret) {
+ DRM_ERROR("Failed to initialize bridge with drm\n");
+ return -EINVAL;
+ }
+
+ encoder->bridge = bridge;
+ hdmi->connector.polled = DRM_CONNECTOR_POLL_HPD;
drm_connector_helper_add(&hdmi->connector,
&dw_hdmi_connector_helper_funcs);
drm_connector_init(drm, &hdmi->connector, &dw_hdmi_connector_funcs,
DRM_MODE_CONNECTOR_HDMIA);
- hdmi->connector.encoder = &hdmi->encoder;
+ hdmi->connector.encoder = encoder;
- drm_mode_connector_attach_encoder(&hdmi->connector, &hdmi->encoder);
+ drm_mode_connector_attach_encoder(&hdmi->connector, encoder);
return 0;
}
-static int dw_hdmi_bind(struct device *dev, struct device *master, void *data)
+int dw_hdmi_bind(struct device *dev, struct device *master,
+ void *data, struct drm_encoder *encoder,
+ const struct dw_hdmi_plat_data *plat_data)
{
struct platform_device *pdev = to_platform_device(dev);
- struct dw_hdmi *hdmi = platform_get_drvdata(pdev);
struct drm_device *drm = data;
struct device_node *np = dev->of_node;
struct device_node *ddc_node;
struct resource *iores;
+ struct dw_hdmi *hdmi;
int ret, irq;
u32 val = 1;
+ hdmi = devm_kzalloc(&pdev->dev, sizeof(*hdmi), GFP_KERNEL);
+ if (!hdmi)
+ return -ENOMEM;
+
+ hdmi->plat_data = plat_data;
+ hdmi->dev = &pdev->dev;
+ hdmi->dev_type = plat_data->dev_type;
+ hdmi->sample_rate = 48000;
+ hdmi->ratio = 100;
+ hdmi->encoder = encoder;
+
of_property_read_u32(np, "reg-io-width", &val);
switch (val) {
@@ -1574,8 +1586,6 @@ static int dw_hdmi_bind(struct device *dev, struct device *master, void *data)
if (IS_ERR(hdmi->regs.p32))
return PTR_ERR(hdmi->regs.p32);
- if (hdmi->plat_data->setup)
- hdmi->priv = hdmi->plat_data->setup(pdev);
/* Product and revision IDs */
dev_info(dev,
"Detected HDMI controller 0x%x:0x%x:0x%x:0x%x\n",
@@ -1616,9 +1626,9 @@ static int dw_hdmi_bind(struct device *dev, struct device *master, void *data)
return 0;
}
+EXPORT_SYMBOL_GPL(dw_hdmi_bind);
-static void dw_hdmi_unbind(struct device *dev, struct device *master,
- void *data)
+void dw_hdmi_unbind(struct device *dev, struct device *master, void *data)
{
struct dw_hdmi *hdmi = dev_get_drvdata(dev);
@@ -1626,57 +1636,15 @@ static void dw_hdmi_unbind(struct device *dev, struct device *master,
hdmi_writeb(hdmi, ~0, HDMI_IH_MUTE_PHY_STAT0);
hdmi->connector.funcs->destroy(&hdmi->connector);
- hdmi->encoder.funcs->destroy(&hdmi->encoder);
- if (hdmi->plat_data->exit)
- hdmi->plat_data->exit(hdmi->priv);
- i2c_put_adapter(hdmi->ddc);
-}
-
-static const struct component_ops hdmi_ops = {
- .bind = dw_hdmi_bind,
- .unbind = dw_hdmi_unbind,
-};
-
-static int dw_hdmi_platform_probe(struct platform_device *pdev)
-{
- return component_add(&pdev->dev, &hdmi_ops);
-}
-
-static int dw_hdmi_platform_remove(struct platform_device *pdev)
-{
- component_del(&pdev->dev, &hdmi_ops);
- return 0;
-}
-
-int dw_hdmi_platform_register(struct platform_device *pdev,
- const struct dw_hdmi_plat_data *plat_data)
-{
- struct dw_hdmi *hdmi;
-
- hdmi = devm_kzalloc(&pdev->dev, sizeof(*hdmi), GFP_KERNEL);
- if (!hdmi)
- return -ENOMEM;
-
- hdmi->plat_data = plat_data;
- hdmi->dev = &pdev->dev;
- hdmi->dev_type = plat_data->dev_type;
- hdmi->sample_rate = 48000;
- hdmi->ratio = 100;
+ hdmi->encoder->funcs->destroy(hdmi->encoder);
- platform_set_drvdata(pdev, hdmi);
-
- return dw_hdmi_platform_probe(pdev);
-}
-EXPORT_SYMBOL_GPL(dw_hdmi_platform_register);
-
-int dw_hdmi_platform_unregister(struct platform_device *pdev)
-{
- return dw_hdmi_platform_remove(pdev);
+ i2c_put_adapter(hdmi->ddc);
}
-EXPORT_SYMBOL_GPL(dw_hdmi_platform_unregister);
+EXPORT_SYMBOL_GPL(dw_hdmi_unbind);
MODULE_AUTHOR("Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>");
MODULE_AUTHOR("Andy Yan <andy.yan@xxxxxxxxxxxxxx>");
+MODULE_AUTHOR("Yakir Yang <ykk@xxxxxxxxxxxxxx>");
MODULE_DESCRIPTION("DW HDMI transmitter driver");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:dw-hdmi");
diff --git a/drivers/staging/imx-drm/dw_hdmi-imx.c b/drivers/staging/imx-drm/dw_hdmi-imx.c
index 4b48ea6..ad71c8e 100644
--- a/drivers/staging/imx-drm/dw_hdmi-imx.c
+++ b/drivers/staging/imx-drm/dw_hdmi-imx.c
@@ -8,12 +8,19 @@
*/
#include <linux/module.h>
#include <linux/platform_device.h>
+#include <linux/component.h>
#include <linux/mfd/syscon.h>
#include <linux/mfd/syscon/imx6q-iomuxc-gpr.h>
#include <drm/bridge/dw_hdmi.h>
#include <video/imx-ipu-v3.h>
#include <linux/regmap.h>
#include <linux/clk.h>
+#include <drm/drm_of.h>
+#include <drm/drmP.h>
+#include <drm/drm_crtc_helper.h>
+#include <drm/drm_edid.h>
+#include <drm/drm_encoder_slave.h>
+#include <drm/bridge/dw_hdmi.h>
#include "imx-drm.h"
@@ -22,6 +29,7 @@ struct imx_hdmi {
struct clk *isfr_clk;
struct clk *iahb_clk;
struct regmap *regmap;
+ struct drm_encoder encoder;
};
static const struct mpll_config imx_mpll_cfg[] = {
@@ -69,7 +77,7 @@ static const struct curr_ctrl imx_cur_ctr[] = {
}
};
-static int dw_hdmi_parse_dt(struct imx_hdmi *hdmi)
+static int dw_hdmi_imx_parse_dt(struct imx_hdmi *hdmi)
{
struct device_node *np = hdmi->dev->of_node;
@@ -94,48 +102,26 @@ static int dw_hdmi_parse_dt(struct imx_hdmi *hdmi)
return 0;
}
-static void *dw_hdmi_imx_setup(struct platform_device *pdev)
+static void dw_hdmi_imx_disable(struct drm_encoder *encoder)
{
- struct imx_hdmi *hdmi;
- int ret;
-
- hdmi = devm_kzalloc(&pdev->dev, sizeof(*hdmi), GFP_KERNEL);
- if (!hdmi)
- return ERR_PTR(-ENOMEM);
- hdmi->dev = &pdev->dev;
-
- ret = dw_hdmi_parse_dt(hdmi);
- if (ret < 0)
- return ERR_PTR(ret);
- ret = clk_prepare_enable(hdmi->isfr_clk);
- if (ret) {
- dev_err(hdmi->dev,
- "Cannot enable HDMI isfr clock: %d\n", ret);
- return ERR_PTR(ret);
- }
-
- ret = clk_prepare_enable(hdmi->iahb_clk);
- if (ret) {
- dev_err(hdmi->dev,
- "Cannot enable HDMI iahb clock: %d\n", ret);
- return ERR_PTR(ret);
- }
-
- return hdmi;
}
-static void dw_hdmi_imx_exit(void *priv)
+static bool dw_hdmi_imx_mode_fixup(struct drm_encoder *encoder,
+ const struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
{
- struct imx_hdmi *hdmi = (struct imx_hdmi *)priv;
-
- clk_disable_unprepare(hdmi->isfr_clk);
+ return true;
+}
- clk_disable_unprepare(hdmi->iahb_clk);
+static void dw_hdmi_imx_mode_set(struct drm_encoder *encoder,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *adjusted_mode)
+{
}
-static void dw_hdmi_imx_encoder_commit(void *priv, struct drm_encoder *encoder)
+static void dw_hdmi_imx_commit(struct drm_encoder *encoder)
{
- struct imx_hdmi *hdmi = (struct imx_hdmi *)priv;
+ struct imx_hdmi *hdmi = container_of(encoder, struct imx_hdmi, encoder);
int mux = imx_drm_encoder_get_mux_id(hdmi->dev->of_node, encoder);
regmap_update_bits(hdmi->regmap, IOMUXC_GPR3,
@@ -143,27 +129,30 @@ static void dw_hdmi_imx_encoder_commit(void *priv, struct drm_encoder *encoder)
mux << IMX6Q_GPR3_HDMI_MUX_CTL_SHIFT);
}
-static void dw_hdmi_imx_encoder_prepare(struct drm_connector *connector,
- struct drm_encoder *encoder)
+static void dw_hdmi_imx_prepare(struct drm_encoder *encoder)
{
imx_drm_panel_format(encoder, V4L2_PIX_FMT_RGB24);
}
+static struct drm_encoder_helper_funcs imx_hdmi_encoder_helper_funcs = {
+ .mode_fixup = dw_hdmi_imx_mode_fixup,
+ .mode_set = dw_hdmi_imx_mode_set,
+ .prepare = dw_hdmi_imx_prepare,
+ .commit = dw_hdmi_imx_commit,
+ .disable = dw_hdmi_imx_disable,
+};
+
+static struct drm_encoder_funcs imx_hdmi_encoder_funcs = {
+ .destroy = drm_encoder_cleanup,
+};
+
static struct dw_hdmi_plat_data imx6q_hdmi_drv_data = {
- .setup = dw_hdmi_imx_setup,
- .exit = dw_hdmi_imx_exit,
- .encoder_commit = dw_hdmi_imx_encoder_commit,
- .encoder_prepare = dw_hdmi_imx_encoder_prepare,
.mpll_cfg = imx_mpll_cfg,
.cur_ctr = imx_cur_ctr,
.dev_type = IMX6Q_HDMI,
};
static struct dw_hdmi_plat_data imx6dl_hdmi_drv_data = {
- .setup = dw_hdmi_imx_setup,
- .exit = dw_hdmi_imx_exit,
- .encoder_commit = dw_hdmi_imx_encoder_commit,
- .encoder_prepare = dw_hdmi_imx_encoder_prepare,
.mpll_cfg = imx_mpll_cfg,
.cur_ctr = imx_cur_ctr,
.dev_type = IMX6DL_HDMI,
@@ -180,23 +169,82 @@ static const struct of_device_id dw_hdmi_imx_ids[] = {
};
MODULE_DEVICE_TABLE(of, dw_hdmi_imx_dt_ids);
-static int dw_hdmi_imx_probe(struct platform_device *pdev)
+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;
+ 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_ids, pdev->dev.of_node);
plat_data = match->data;
+ hdmi->dev = &pdev->dev;
+ encoder = &hdmi->encoder;
+ platform_set_drvdata(pdev, hdmi);
+
+ ret = dw_hdmi_imx_parse_dt(hdmi);
+ if (ret < 0)
+ return ret;
+
+ ret = clk_prepare_enable(hdmi->isfr_clk);
+ if (ret) {
+ dev_err(dev, "Cannot enable HDMI isfr clock: %d\n", ret);
+ return ret;
+ }
+
+ ret = clk_prepare_enable(hdmi->iahb_clk);
+ if (ret) {
+ dev_err(dev, "Cannot enable HDMI iahb clock: %d\n", ret);
+ return ret;
+ }
+
+ encoder->possible_crtcs = drm_of_find_possible_crtcs(drm, dev->of_node);
+
+ drm_encoder_helper_add(encoder, &imx_hdmi_encoder_helper_funcs);
+ drm_encoder_init(drm, encoder, &imx_hdmi_encoder_funcs,
+ DRM_MODE_ENCODER_TMDS);
- return dw_hdmi_platform_register(pdev, plat_data);
+ return dw_hdmi_bind(dev, master, data, encoder, plat_data);
+}
+
+static void dw_hdmi_imx_unbind(struct device *dev, struct device *master,
+ void *data)
+{
+ struct platform_device *pdev = to_platform_device(dev);
+ struct imx_hdmi *hdmi = platform_get_drvdata(pdev);
+
+ clk_disable_unprepare(hdmi->isfr_clk);
+ clk_disable_unprepare(hdmi->iahb_clk);
+
+ return dw_hdmi_unbind(dev, master, data);
+}
+
+static const struct component_ops dw_hdmi_imx_ops = {
+ .bind = dw_hdmi_imx_bind,
+ .unbind = dw_hdmi_imx_unbind,
+};
+
+static int dw_hdmi_imx_probe(struct platform_device *pdev)
+{
+ return component_add(&pdev->dev, &dw_hdmi_imx_ops);
}
static int dw_hdmi_imx_remove(struct platform_device *pdev)
{
- return dw_hdmi_platform_unregister(pdev);
+ component_del(&pdev->dev, &dw_hdmi_imx_ops);
+
+ return 0;
}
static struct platform_driver dw_hdmi_imx_platform_driver = {
@@ -212,6 +260,7 @@ static struct platform_driver dw_hdmi_imx_platform_driver = {
module_platform_driver(dw_hdmi_imx_platform_driver);
MODULE_AUTHOR("Andy Yan <andy.yan@xxxxxxxxxxxxxx>");
+MODULE_AUTHOR("Yakir Yang <ykk@xxxxxxxxxxxxxx>");
MODULE_DESCRIPTION("IMX6 Specific DW-HDMI Driver Extension");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:dwhdmi-imx");
diff --git a/include/drm/bridge/dw_hdmi.h b/include/drm/bridge/dw_hdmi.h
index 6683b63..e26e61f 100644
--- a/include/drm/bridge/dw_hdmi.h
+++ b/include/drm/bridge/dw_hdmi.h
@@ -38,20 +38,15 @@ struct curr_ctrl {
};
struct dw_hdmi_plat_data {
- void * (*setup)(struct platform_device *pdev);
- void (*exit)(void *priv);
- void (*encoder_commit)(void *priv, struct drm_encoder *encoder);
- void (*encoder_prepare)(struct drm_connector *connector,
- struct drm_encoder *encoder);
enum drm_mode_status (*mode_valid)(struct drm_connector *connector,
struct drm_display_mode *mode);
const struct mpll_config *mpll_cfg;
const struct curr_ctrl *cur_ctr;
enum dw_hdmi_devtype dev_type;
-
};
-int dw_hdmi_platform_register(struct platform_device *pdev,
- const struct dw_hdmi_plat_data *plat_data);
-int dw_hdmi_platform_unregister(struct platform_device *pdev);
+void dw_hdmi_unbind(struct device *dev, struct device *master, void *data);
+int dw_hdmi_bind(struct device *dev, struct device *master,
+ void *data, struct drm_encoder *encoder,
+ const struct dw_hdmi_plat_data *plat_data);
#endif /* __IMX_HDMI_H__ */
--
1.9.1
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