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/openbmc/linux/drivers/gpu/drm/msm/hdmi/
H A Dhdmi_bridge.c1 // SPDX-License-Identifier: GPL-2.0-only
12 #include "hdmi.h"
14 void msm_hdmi_bridge_destroy(struct drm_bridge *bridge) in msm_hdmi_bridge_destroy() argument
16 struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); in msm_hdmi_bridge_destroy()
19 drm_bridge_remove(bridge); in msm_hdmi_bridge_destroy()
22 static void msm_hdmi_power_on(struct drm_bridge *bridge) in msm_hdmi_power_on() argument
24 struct drm_device *dev = bridge->dev; in msm_hdmi_power_on()
25 struct hdmi_bridge *hdmi_bridge = to_hdmi_bridge(bridge); in msm_hdmi_power_on()
26 struct hdmi *hdmi = hdmi_bridge->hdmi; in msm_hdmi_power_on() local
27 const struct hdmi_platform_config *config = hdmi->config; in msm_hdmi_power_on()
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H A Dhdmi.c1 // SPDX-License-Identifier: GPL-2.0-only
16 #include <sound/hdmi-codec.h>
17 #include "hdmi.h"
19 void msm_hdmi_set_mode(struct hdmi *hdmi, bool power_on) in msm_hdmi_set_mode() argument
24 spin_lock_irqsave(&hdmi->reg_lock, flags); in msm_hdmi_set_mode()
27 if (!hdmi->hdmi_mode) { in msm_hdmi_set_mode()
29 hdmi_write(hdmi, REG_HDMI_CTRL, ctrl); in msm_hdmi_set_mode()
38 hdmi_write(hdmi, REG_HDMI_CTRL, ctrl); in msm_hdmi_set_mode()
39 spin_unlock_irqrestore(&hdmi->reg_lock, flags); in msm_hdmi_set_mode()
40 DBG("HDMI Core: %s, HDMI_CTRL=0x%08x", in msm_hdmi_set_mode()
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H A Dhdmi.h1 /* SPDX-License-Identifier: GPL-2.0-only */
15 #include <linux/hdmi.h>
20 #include "hdmi.xml.h"
33 struct hdmi { struct
63 struct drm_bridge *bridge; member
67 /* the encoder we are hooked to (outside of hdmi block) */ argument
70 bool hdmi_mode; /* are we in hdmi mode? */ argument
109 struct hdmi *hdmi; member
114 void msm_hdmi_set_mode(struct hdmi *hdmi, bool power_on);
116 static inline void hdmi_write(struct hdmi *hdmi, u32 reg, u32 data) in hdmi_write() argument
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H A Dhdmi_hpd.c1 // SPDX-License-Identifier: GPL-2.0-only
12 #include "hdmi.h"
14 static void msm_hdmi_phy_reset(struct hdmi *hdmi) in msm_hdmi_phy_reset() argument
18 val = hdmi_read(hdmi, REG_HDMI_PHY_CTRL); in msm_hdmi_phy_reset()
22 hdmi_write(hdmi, REG_HDMI_PHY_CTRL, in msm_hdmi_phy_reset()
26 hdmi_write(hdmi, REG_HDMI_PHY_CTRL, in msm_hdmi_phy_reset()
32 hdmi_write(hdmi, REG_HDMI_PHY_CTRL, in msm_hdmi_phy_reset()
36 hdmi_write(hdmi, REG_HDMI_PHY_CTRL, in msm_hdmi_phy_reset()
44 hdmi_write(hdmi, REG_HDMI_PHY_CTRL, in msm_hdmi_phy_reset()
48 hdmi_write(hdmi, REG_HDMI_PHY_CTRL, in msm_hdmi_phy_reset()
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/openbmc/linux/drivers/gpu/drm/bridge/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
6 Bridge registration and lookup framework.
13 DRM bridge wrapper of DRM panels
19 tristate "Chipone ICN6211 MIPI-DSI/RGB Converter bridge"
26 ICN6211 is MIPI-DSI/RGB Converter bridge from chipone.
38 Enable support for the Chrontel CH7033 VGA/DVI/HDMI Encoder, as
44 tristate "ChromeOS EC ANX7688 bridge"
50 ChromeOS EC ANX7688 is an ultra-low power
51 4K Ultra-HD (4096x2160p60) mobile HD transmitter
52 designed for ChromeOS devices. It converts HDMI
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H A Ddisplay-connector.c1 // SPDX-License-Identifier: GPL-2.0
9 #include <linux/media-bus-format.h>
21 struct drm_bridge bridge; member
31 to_display_connector(struct drm_bridge *bridge) in to_display_connector() argument
33 return container_of(bridge, struct display_connector, bridge); in to_display_connector()
36 static int display_connector_attach(struct drm_bridge *bridge, in display_connector_attach() argument
39 return flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR ? 0 : -EINVAL; in display_connector_attach()
43 display_connector_detect(struct drm_bridge *bridge) in display_connector_detect() argument
45 struct display_connector *conn = to_display_connector(bridge); in display_connector_detect()
47 if (conn->hpd_gpio) { in display_connector_detect()
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H A Dlontium-lt8912b.c1 // SPDX-License-Identifier: GPL-2.0
10 #include <linux/media-bus-format.h>
31 struct drm_bridge bridge; member
74 /*HDMI Pll Analog*/ in lt8912_write_init_config()
87 return regmap_multi_reg_write(lt->regmap[I2C_MAIN], seq, ARRAY_SIZE(seq)); in lt8912_write_init_config()
100 return regmap_multi_reg_write(lt->regmap[I2C_CEC_DSI], seq, ARRAY_SIZE(seq)); in lt8912_write_mipi_basic_config()
153 return regmap_multi_reg_write(lt->regmap[I2C_CEC_DSI], seq, ARRAY_SIZE(seq)); in lt8912_write_dds_config()
160 ret = regmap_write(lt->regmap[I2C_MAIN], 0x03, 0x7f); in lt8912_write_rxlogicres_config()
162 ret |= regmap_write(lt->regmap[I2C_MAIN], 0x03, 0xff); in lt8912_write_rxlogicres_config()
167 /* enable LVDS output with some hardcoded configuration, not required for the HDMI output */
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H A Dti-tpd12s015.c1 // SPDX-License-Identifier: GPL-2.0
3 * TPD12S015 HDMI ESD protection & level shifter chip driver
7 * Based on the omapdrm-specific encoder-opa362 driver
25 struct drm_bridge bridge; member
35 static inline struct tpd12s015_device *to_tpd12s015(struct drm_bridge *bridge) in to_tpd12s015() argument
37 return container_of(bridge, struct tpd12s015_device, bridge); in to_tpd12s015()
40 static int tpd12s015_attach(struct drm_bridge *bridge, in tpd12s015_attach() argument
43 struct tpd12s015_device *tpd = to_tpd12s015(bridge); in tpd12s015_attach()
47 return -EINVAL; in tpd12s015_attach()
49 ret = drm_bridge_attach(bridge->encoder, tpd->next_bridge, in tpd12s015_attach()
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H A Dlontium-lt9611.c1 // SPDX-License-Identifier: GPL-2.0
4 * Copyright (c) 2019-2020. Linaro Limited.
10 #include <linux/media-bus-format.h>
17 #include <sound/hdmi-codec.h>
36 struct drm_bridge bridge; member
87 static struct lt9611 *bridge_to_lt9611(struct drm_bridge *bridge) in bridge_to_lt9611() argument
89 return container_of(bridge, struct lt9611, bridge); in bridge_to_lt9611()
102 { 0x811c, 0x03 }, /* PortA clk lane no-LP mode */ in lt9611_mipi_input_analog()
103 { 0x8120, 0x03 }, /* PortB clk lane with-LP mode */ in lt9611_mipi_input_analog()
106 return regmap_multi_reg_write(lt9611->regmap, reg_cfg, ARRAY_SIZE(reg_cfg)); in lt9611_mipi_input_analog()
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/openbmc/linux/drivers/gpu/drm/omapdrm/dss/
H A Dhdmi4.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * HDMI interface DSS driver for TI's OMAP4 family of SoCs.
5 * Copyright (C) 2010-2011 Texas Instruments Incorporated - https://www.ti.com/
10 #define DSS_SUBSYS_NAME "HDMI"
27 #include <sound/omap-hdmi-audio.h>
38 #include "hdmi.h"
40 static int hdmi_runtime_get(struct omap_hdmi *hdmi) in hdmi_runtime_get() argument
46 r = pm_runtime_get_sync(&hdmi->pdev->dev); in hdmi_runtime_get()
48 pm_runtime_put_noidle(&hdmi->pdev->dev); in hdmi_runtime_get()
54 static void hdmi_runtime_put(struct omap_hdmi *hdmi) in hdmi_runtime_put() argument
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H A Dhdmi5.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * HDMI driver for OMAP5
5 * Copyright (C) 2014 Texas Instruments Incorporated - https://www.ti.com/
14 #define DSS_SUBSYS_NAME "HDMI"
31 #include <sound/omap-hdmi-audio.h>
41 static int hdmi_runtime_get(struct omap_hdmi *hdmi) in hdmi_runtime_get() argument
47 r = pm_runtime_get_sync(&hdmi->pdev->dev); in hdmi_runtime_get()
49 pm_runtime_put_noidle(&hdmi->pdev->dev); in hdmi_runtime_get()
55 static void hdmi_runtime_put(struct omap_hdmi *hdmi) in hdmi_runtime_put() argument
61 r = pm_runtime_put_sync(&hdmi->pdev->dev); in hdmi_runtime_put()
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/openbmc/linux/drivers/gpu/drm/mediatek/
H A Dmtk_hdmi.c1 // SPDX-License-Identifier: GPL-2.0-only
7 #include <linux/arm-smccc.h>
10 #include <linux/hdmi.h>
24 #include <sound/hdmi-codec.h>
155 struct drm_bridge bridge; member
187 return container_of(b, struct mtk_hdmi, bridge); in hdmi_ctx_from_bridge()
190 static u32 mtk_hdmi_read(struct mtk_hdmi *hdmi, u32 offset) in mtk_hdmi_read() argument
192 return readl(hdmi->regs + offset); in mtk_hdmi_read()
195 static void mtk_hdmi_write(struct mtk_hdmi *hdmi, u32 offset, u32 val) in mtk_hdmi_write() argument
197 writel(val, hdmi->regs + offset); in mtk_hdmi_write()
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/openbmc/linux/drivers/gpu/drm/meson/
H A Dmeson_encoder_hdmi.c1 // SPDX-License-Identifier: GPL-2.0-or-later
19 #include <media/cec-notifier.h>
29 #include <linux/media-bus-format.h>
40 struct drm_bridge bridge; member
49 container_of(x, struct meson_encoder_hdmi, bridge)
51 static int meson_encoder_hdmi_attach(struct drm_bridge *bridge, in meson_encoder_hdmi_attach() argument
54 struct meson_encoder_hdmi *encoder_hdmi = bridge_to_meson_encoder_hdmi(bridge); in meson_encoder_hdmi_attach()
56 return drm_bridge_attach(bridge->encoder, encoder_hdmi->next_bridge, in meson_encoder_hdmi_attach()
57 &encoder_hdmi->bridge, flags); in meson_encoder_hdmi_attach()
60 static void meson_encoder_hdmi_detach(struct drm_bridge *bridge) in meson_encoder_hdmi_detach() argument
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H A Dmeson_dw_hdmi.c1 // SPDX-License-Identifier: GPL-2.0-or-later
18 #include <drm/bridge/dw_hdmi.h>
32 #define DRIVER_NAME "meson-dw-hdmi"
33 #define DRIVER_DESC "Amlogic Meson HDMI-TX DRM driver"
36 * DOC: HDMI Output
38 * HDMI Output is composed of :
40 * - A Synopsys DesignWare HDMI Controller IP
41 * - A TOP control block controlling the Clocks and PHY
42 * - A custom HDMI PHY in order convert video to TMDS signal
47 * | HDMI TOP |<= HPD
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/openbmc/linux/drivers/gpu/drm/imx/ipuv3/
H A Ddw_hdmi-imx.c1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright (C) 2011-2013 Freescale Semiconductor, Inc.
4 * derived from imx-hdmi.c(renamed to bridge/dw_hdmi.c now)
9 #include <linux/mfd/syscon/imx6q-iomuxc-gpr.h>
14 #include <video/imx-ipu-v3.h>
16 #include <drm/bridge/dw_hdmi.h>
25 #include "imx-drm.h"
31 struct imx_hdmi *hdmi; member
36 struct drm_bridge *bridge; member
37 struct dw_hdmi *hdmi; member
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/openbmc/linux/drivers/gpu/drm/bridge/synopsys/
H A Ddw-hdmi.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * DesignWare High-Definition Multimedia Interface (HDMI) driver
5 * Copyright (C) 2013-2015 Mentor Graphics Inc.
6 * Copyright (C) 2011-2013 Freescale Semiconductor, Inc.
12 #include <linux/hdmi.h>
20 #include <linux/dma-mapping.h>
23 #include <media/cec-notifier.h>
25 #include <uapi/linux/media-bus-format.h>
28 #include <drm/bridge/dw_hdmi.h>
38 #include "dw-hdmi-audio.h"
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/openbmc/linux/Documentation/devicetree/bindings/display/bridge/
H A Dlontium,lt8912b.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/bridge/lontium,lt8912b.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Lontium LT8912B MIPI to HDMI Bridge
10 - Adrien Grassein <adrien.grassein@gmail.com>
13 The LT8912B is a bridge device which convert DSI to HDMI
18 - lontium,lt8912b
23 reset-gpios:
32 $ref: /schemas/graph.yaml#/$defs/port-base
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H A Dlontium,lt9611.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/bridge/lontium,lt9611.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Lontium LT9611(UXC) 2 Port MIPI to HDMI Bridge
10 - Vinod Koul <vkoul@kernel.org>
13 The LT9611 and LT9611UXC are bridge devices which convert DSI to HDMI
18 - lontium,lt9611
19 - lontium,lt9611uxc
24 "#sound-dai-cells":
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H A Dsil,sii9022.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/bridge/sil,sii9022.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Silicon Image sii902x HDMI bridge
10 - Boris Brezillon <bbrezillon@kernel.org>
15 - items:
16 - enum:
17 - sil,sii9022-cpi # CEC Programming Interface
18 - sil,sii9022-tpi # Transmitter Programming Interface
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/openbmc/linux/drivers/gpu/drm/sti/
H A Dsti_hdmi.c1 // SPDX-License-Identifier: GPL-2.0
10 #include <linux/hdmi.h>
26 #include <sound/hdmi-codec.h>
96 #define HDMI_IFRAME_CFG_DI_N(x, n) ((x) << ((n-1)*4)) /* n from 1 to 6 */
164 struct sti_hdmi *hdmi; member
177 u32 hdmi_read(struct sti_hdmi *hdmi, int offset) in hdmi_read() argument
179 return readl(hdmi->regs + offset); in hdmi_read()
182 void hdmi_write(struct sti_hdmi *hdmi, u32 val, int offset) in hdmi_write() argument
184 writel(val, hdmi->regs + offset); in hdmi_write()
188 * HDMI interrupt handler threaded
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/openbmc/linux/Documentation/gpu/bridge/
H A Ddw-hdmi.rst2 drm/bridge/dw-hdmi Synopsys DesignWare HDMI Controller
5 Synopsys DesignWare HDMI Controller
8 This section covers everything related to the Synopsys DesignWare HDMI
9 Controller implemented as a DRM bridge.
12 -------------------------------------
14 .. kernel-doc:: include/drm/bridge/dw_hdmi.h
/openbmc/linux/drivers/gpu/drm/i915/display/
H A Dintel_lpe_audio.c24 * Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
31 * DOC: LPE Audio integration for HDMI or DP playback
34 * Atom platforms (e.g. valleyview and cherryTrail) integrates a DMA-based
41 * subsystems, a bridge is setup between the hdmi-lpe-audio and i915:
45 * the hdmi-lpe-audio driver probes the lpe audio device and creates a new
50 * uninstall the hdmi-lpe-audio driver before uninstalling i915 module,
51 * otherwise we might run into use-after-free issues after i915 removes the
52 * platform device: even though hdmi-lpe-audio driver is released, the modules
80 #define HAS_LPE_AUDIO(dev_priv) ((dev_priv)->display.audio.lpe.platdev != NULL)
85 struct pci_dev *pdev = to_pci_dev(dev_priv->drm.dev); in lpe_audio_platdev_create()
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/openbmc/linux/drivers/gpu/drm/i2c/
H A Dtda998x_drv.c1 // SPDX-License-Identifier: GPL-2.0-only
9 #include <linux/hdmi.h>
15 #include <sound/hdmi-codec.h>
26 #include <media/cec-notifier.h>
54 struct i2c_client *hdmi; member
82 struct drm_bridge bridge; member
96 container_of(x, struct tda998x_priv, bridge)
410 .addr = priv->cec_addr, in cec_write()
416 ret = i2c_transfer(priv->hdmi->adapter, &msg, 1); in cec_write()
418 dev_err(&priv->hdmi->dev, "Error %d writing to cec:0x%x\n", in cec_write()
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/openbmc/linux/Documentation/devicetree/bindings/media/i2c/
H A Dtc358743.txt1 * Toshiba TC358743 HDMI-RX to MIPI CSI2-TX Bridge
3 The Toshiba TC358743 HDMI-RX to MIPI CSI2-TX (H2C) is a bridge that converts
4 a HDMI stream to MIPI CSI-2 TX. It is programmable through I2C.
8 - compatible: value should be "toshiba,tc358743"
9 - clocks, clock-names: should contain a phandle link to the reference clock
14 - reset-gpios: gpio phandle GPIO connected to the reset pin
15 - interrupts: GPIO connected to the interrupt pin
16 - data-lanes: should be <1 2 3 4> for four-lane operation,
17 or <1 2> for two-lane operation
18 - clock-lanes: should be <0>
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/openbmc/linux/drivers/gpu/drm/mcde/
H A Dmcde_drv.c1 // SPDX-License-Identifier: GPL-2.0
5 * (C) ST-Ericsson SA 2013
9 * DOC: ST-Ericsson MCDE Driver
11 * The MCDE (short for multi-channel display engine) is a graphics
15 * ST-Ericsson U8500 where is was used for mass-market deployments
18 * It can do 1080p30 on SDTV CCIR656, DPI-2, DBI-2 or DSI for
25 * Memory -> Overlay -> Channel -> FIFO -> 8 formatters -> DSI/DPI
26 * External 0..5 0..3 A,B, 6 x DSI bridge
29 * FIFOs A and B are for LCD and HDMI while FIFO CO/C1 are for
41 * helpers. We then provide a bridge to the DSI port, and on the DSI port
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