help
NXP PTN3460 eDP-LVDS bridge chip driver.
+config DRM_OF_DISPLAY_MODE_BRIDGE
+ tristate
+ depends on DRM_BRIDGE && OF
+ help
+ This is a DRM bridge implementation that uses of_get_drm_display_mode
+ to acquire display mode.
+
+ It exists for compatibility with legacy display mode parsing, in order
+ to conform to the panel-bridge framework.
+
config DRM_PARADE_PS8622
tristate "Parade eDP/LVDS bridge"
depends on OF
obj-$(CONFIG_DRM_MEGACHIPS_STDPXXXX_GE_B850V3_FW) += megachips-stdpxxxx-ge-b850v3-fw.o
obj-$(CONFIG_DRM_MICROCHIP_LVDS_SERIALIZER) += microchip-lvds.o
obj-$(CONFIG_DRM_NXP_PTN3460) += nxp-ptn3460.o
+obj-$(CONFIG_DRM_OF_DISPLAY_MODE_BRIDGE) += of-display-mode-bridge.o
obj-$(CONFIG_DRM_PARADE_PS8622) += parade-ps8622.o
obj-$(CONFIG_DRM_PARADE_PS8640) += parade-ps8640.o
obj-$(CONFIG_DRM_SAMSUNG_DSIM) += samsung-dsim.o
config DRM_IMX_LDB_HELPER
tristate
-config DRM_IMX_LEGACY_BRIDGE
- tristate
- depends on DRM_IMX
- help
- This is a DRM bridge implementation for the DRM i.MX IPUv3 driver,
- that uses of_get_drm_display_mode to acquire display mode.
-
- Newer designs should not use this bridge and should use proper panel
- driver instead.
-
config DRM_IMX8MP_DW_HDMI_BRIDGE
tristate "Freescale i.MX8MP HDMI-TX bridge support"
depends on OF
obj-$(CONFIG_DRM_IMX_LDB_HELPER) += imx-ldb-helper.o
-obj-$(CONFIG_DRM_IMX_LEGACY_BRIDGE) += imx-legacy-bridge.o
obj-$(CONFIG_DRM_IMX8MP_DW_HDMI_BRIDGE) += imx8mp-hdmi-tx.o
obj-$(CONFIG_DRM_IMX8MP_HDMI_PAI) += imx8mp-hdmi-pai.o
obj-$(CONFIG_DRM_IMX8MP_HDMI_PVI) += imx8mp-hdmi-pvi.o
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Freescale i.MX drm driver
- *
- * bridge driver for legacy DT bindings, utilizing display-timings node
- */
-
-#include <linux/export.h>
-
-#include <drm/drm_bridge.h>
-#include <drm/drm_modes.h>
-#include <drm/drm_probe_helper.h>
-#include <drm/bridge/imx.h>
-
-#include <video/of_display_timing.h>
-#include <video/of_videomode.h>
-
-struct imx_legacy_bridge {
- struct drm_bridge base;
-
- struct drm_display_mode mode;
- u32 bus_flags;
-};
-
-#define to_imx_legacy_bridge(bridge) container_of(bridge, struct imx_legacy_bridge, base)
-
-static int imx_legacy_bridge_attach(struct drm_bridge *bridge,
- struct drm_encoder *encoder,
- enum drm_bridge_attach_flags flags)
-{
- if (!(flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR))
- return -EINVAL;
-
- return 0;
-}
-
-static int imx_legacy_bridge_get_modes(struct drm_bridge *bridge,
- struct drm_connector *connector)
-{
- struct imx_legacy_bridge *imx_bridge = to_imx_legacy_bridge(bridge);
- int ret;
-
- ret = drm_connector_helper_get_modes_fixed(connector, &imx_bridge->mode);
- if (ret)
- return ret;
-
- connector->display_info.bus_flags = imx_bridge->bus_flags;
-
- return 0;
-}
-
-struct drm_bridge_funcs imx_legacy_bridge_funcs = {
- .attach = imx_legacy_bridge_attach,
- .get_modes = imx_legacy_bridge_get_modes,
-};
-
-struct drm_bridge *devm_imx_drm_legacy_bridge(struct device *dev,
- struct device_node *np,
- int type)
-{
- struct imx_legacy_bridge *imx_bridge;
- int ret;
-
- imx_bridge = devm_drm_bridge_alloc(dev, struct imx_legacy_bridge,
- base, &imx_legacy_bridge_funcs);
- if (IS_ERR(imx_bridge))
- return ERR_CAST(imx_bridge);
-
- ret = of_get_drm_display_mode(np,
- &imx_bridge->mode,
- &imx_bridge->bus_flags,
- OF_USE_NATIVE_MODE);
- if (ret)
- return ERR_PTR(ret);
-
- imx_bridge->mode.type |= DRM_MODE_TYPE_DRIVER;
-
- imx_bridge->base.of_node = np;
- imx_bridge->base.ops = DRM_BRIDGE_OP_MODES;
- imx_bridge->base.type = type;
-
- ret = devm_drm_bridge_add(dev, &imx_bridge->base);
- if (ret)
- return ERR_PTR(ret);
-
- return &imx_bridge->base;
-}
-EXPORT_SYMBOL_GPL(devm_imx_drm_legacy_bridge);
-
-MODULE_LICENSE("GPL");
-MODULE_DESCRIPTION("Freescale i.MX DRM bridge driver for legacy DT bindings");
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2012 Sascha Hauer, Pengutronix
+ *
+ * bridge driver for legacy DT bindings, utilizing display-timings node
+ *
+ * Author: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
+ */
+
+#include <linux/export.h>
+
+#include <drm/drm_bridge.h>
+#include <drm/drm_modes.h>
+#include <drm/drm_probe_helper.h>
+#include <drm/bridge/of-display-mode-bridge.h>
+
+#include <video/of_display_timing.h>
+#include <video/of_videomode.h>
+
+struct of_display_mode_bridge {
+ struct drm_bridge base;
+
+ struct drm_display_mode mode;
+ u32 bus_flags;
+};
+
+#define to_of_display_mode_bridge(bridge) container_of(bridge, struct of_display_mode_bridge, base)
+
+static int of_display_mode_bridge_attach(struct drm_bridge *bridge,
+ struct drm_encoder *encoder,
+ enum drm_bridge_attach_flags flags)
+{
+ if (!(flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR))
+ return -EINVAL;
+
+ return 0;
+}
+
+static int of_display_mode_bridge_get_modes(struct drm_bridge *bridge,
+ struct drm_connector *connector)
+{
+ struct of_display_mode_bridge *of_bridge = to_of_display_mode_bridge(bridge);
+ int ret;
+
+ ret = drm_connector_helper_get_modes_fixed(connector, &of_bridge->mode);
+ if (ret)
+ return ret;
+
+ connector->display_info.bus_flags = of_bridge->bus_flags;
+
+ return 0;
+}
+
+struct drm_bridge_funcs of_display_mode_bridge_funcs = {
+ .attach = of_display_mode_bridge_attach,
+ .get_modes = of_display_mode_bridge_get_modes,
+};
+
+struct drm_bridge *devm_drm_of_display_mode_bridge(struct device *dev,
+ struct device_node *np,
+ int type)
+{
+ struct of_display_mode_bridge *of_bridge;
+ int ret;
+
+ of_bridge = devm_drm_bridge_alloc(dev, struct of_display_mode_bridge,
+ base, &of_display_mode_bridge_funcs);
+ if (IS_ERR(of_bridge))
+ return ERR_CAST(of_bridge);
+
+ ret = of_get_drm_display_mode(np,
+ &of_bridge->mode,
+ &of_bridge->bus_flags,
+ OF_USE_NATIVE_MODE);
+ if (ret)
+ return ERR_PTR(ret);
+
+ of_bridge->mode.type |= DRM_MODE_TYPE_DRIVER;
+
+ of_bridge->base.of_node = np;
+ of_bridge->base.ops = DRM_BRIDGE_OP_MODES;
+ of_bridge->base.type = type;
+
+ ret = devm_drm_bridge_add(dev, &of_bridge->base);
+ if (ret)
+ return ERR_PTR(ret);
+
+ return &of_bridge->base;
+}
+EXPORT_SYMBOL_GPL(devm_drm_of_display_mode_bridge);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("DRM bridge driver for legacy DT bindings");
select DRM_BRIDGE
select DRM_BRIDGE_CONNECTOR
select DRM_DISPLAY_HELPER
- select DRM_IMX_LEGACY_BRIDGE
+ select DRM_OF_DISPLAY_MODE_BRIDGE
select DRM_PANEL_BRIDGE
select VIDEOMODE_HELPERS
select DRM_BRIDGE
select DRM_BRIDGE_CONNECTOR
select DRM_PANEL_BRIDGE
- select DRM_IMX_LEGACY_BRIDGE
+ select DRM_OF_DISPLAY_MODE_BRIDGE
help
Choose this to enable the internal LVDS Display Bridge (LDB)
found on i.MX53 and i.MX6 processors.
#include <drm/drm_print.h>
#include <drm/drm_probe_helper.h>
#include <drm/drm_simple_kms_helper.h>
-#include <drm/bridge/imx.h>
+#include <drm/bridge/of-display-mode-bridge.h>
#include "imx-drm.h"
* checking the bus_format property.
*/
if (!channel->bridge) {
- channel->bridge = devm_imx_drm_legacy_bridge(dev, child,
- DRM_MODE_CONNECTOR_LVDS);
+ channel->bridge = devm_drm_of_display_mode_bridge(dev, child,
+ DRM_MODE_CONNECTOR_LVDS);
if (IS_ERR(channel->bridge)) {
ret = PTR_ERR(channel->bridge);
goto free_child;
#include <drm/drm_of.h>
#include <drm/drm_probe_helper.h>
#include <drm/drm_simple_kms_helper.h>
-#include <drm/bridge/imx.h>
+#include <drm/bridge/of-display-mode-bridge.h>
#include "imx-drm.h"
/* port@1 is the output port */
imxpd->next_bridge = devm_drm_of_get_bridge(dev, np, 1, 0);
if (imxpd->next_bridge == ERR_PTR(-ENODEV))
- imxpd->next_bridge = devm_imx_drm_legacy_bridge(dev, np, DRM_MODE_CONNECTOR_DPI);
+ imxpd->next_bridge = devm_drm_of_display_mode_bridge(dev, np,
+ DRM_MODE_CONNECTOR_DPI);
if (IS_ERR(imxpd->next_bridge)) {
ret = PTR_ERR(imxpd->next_bridge);
return ret;
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Copyright (C) 2012 Sascha Hauer, Pengutronix
- */
-
-#ifndef DRM_IMX_BRIDGE_H
-#define DRM_IMX_BRIDGE_H
-
-struct device;
-struct device_node;
-struct drm_bridge;
-
-struct drm_bridge *devm_imx_drm_legacy_bridge(struct device *dev,
- struct device_node *np,
- int type);
-
-#endif
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0+ */
+/*
+ * Copyright (C) 2012 Sascha Hauer, Pengutronix
+ */
+
+#ifndef DRM_OF_DISPLAY_MODE_BRIDGE_H
+#define DRM_OF_DISPLAY_MODE_BRIDGE_H
+
+struct device;
+struct device_node;
+struct drm_bridge;
+
+struct drm_bridge *devm_drm_of_display_mode_bridge(struct device *dev,
+ struct device_node *np,
+ int type);
+
+#endif
projects / thirdparty / linux.git / commitdiff
