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/kernel/linux/linux-5.10/drivers/media/cec/platform/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
14 The CEC bus is present in the HDMI connector and enables communication
25 CEC bus is present in the HDMI connector and enables communication
37 This driver if for the new AO-CEC module found in G12A SoCs,
38 usually named AO_CEC_B in documentation.
40 CEC bus is present in the HDMI connector and enables communication
44 tristate "Generic GPIO-based CEC driver"
51 This is a generic GPIO-based CEC driver.
52 The CEC bus is present in the HDMI connector and enables communication
61 This is a driver for Samsung S5P HDMI CEC interface. It uses the
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/kernel/linux/linux-6.6/drivers/media/cec/platform/
DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
14 The CEC bus is present in the HDMI connector and enables communication
25 CEC bus is present in the HDMI connector and enables communication
37 This driver if for the new AO-CEC module found in G12A SoCs,
38 usually named AO_CEC_B in documentation.
40 CEC bus is present in the HDMI connector and enables communication
44 tristate "Generic GPIO-based CEC driver"
51 This is a generic GPIO-based CEC driver.
52 The CEC bus is present in the HDMI connector and enables communication
61 This is a driver for Samsung S5P HDMI CEC interface. It uses the
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/kernel/linux/linux-5.10/drivers/gpu/drm/nouveau/nvkm/engine/disp/
Dhdmigv100.c6 * to deal in the Software without restriction, including without limitation
11 * The above copyright notice and this permission notice shall be included in
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
22 #include "hdmi.h"
28 struct nvkm_device *device = ior->disp->engine.subdev.device; in gv100_hdmi_ctrl()
33 const u32 hdmi = head * 0x400; in gv100_hdmi_ctrl() local
42 nvkm_mask(device, 0x6f0100 + hdmi, 0x00000001, 0x00000000); in gv100_hdmi_ctrl()
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Dhdmigk104.c6 * to deal in the Software without restriction, including without limitation
11 * The above copyright notice and this permission notice shall be included in
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
24 #include "hdmi.h"
30 struct nvkm_device *device = ior->disp->engine.subdev.device; in gk104_hdmi_ctrl()
35 const u32 hdmi = head * 0x400; in gk104_hdmi_ctrl() local
44 nvkm_mask(device, 0x690100 + hdmi, 0x00000001, 0x00000000); in gk104_hdmi_ctrl()
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/kernel/linux/linux-6.6/drivers/gpu/drm/bridge/synopsys/
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>
38 #include "dw-hdmi-audio.h"
39 #include "dw-hdmi-cec.h"
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/kernel/linux/linux-5.10/drivers/gpu/drm/bridge/synopsys/
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>
19 #include <linux/dma-mapping.h>
22 #include <media/cec-notifier.h>
24 #include <uapi/linux/media-bus-format.h>
37 #include "dw-hdmi-audio.h"
38 #include "dw-hdmi-cec.h"
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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/display/rockchip/
Ddw_hdmi-rockchip.txt1 Rockchip DWC HDMI TX Encoder
4 The HDMI transmitter is a Synopsys DesignWare HDMI 1.4 TX controller IP
7 These DT bindings follow the Synopsys DWC HDMI TX bindings defined in
9 following device-specific properties.
14 - compatible: should be one of the following:
15 "rockchip,rk3228-dw-hdmi"
16 "rockchip,rk3288-dw-hdmi"
17 "rockchip,rk3328-dw-hdmi"
18 "rockchip,rk3399-dw-hdmi"
19 - reg: See dw_hdmi.txt.
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/kernel/linux/linux-6.6/Documentation/devicetree/bindings/display/
Damlogic,meson-dw-hdmi.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/display/amlogic,meson-dw-hdmi.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
8 title: Amlogic specific extensions to the Synopsys Designware HDMI Controller
11 - Neil Armstrong <neil.armstrong@linaro.org>
14 - $ref: /schemas/sound/dai-common.yaml#
18 - A Synopsys DesignWare HDMI Controller IP
19 - A TOP control block controlling the Clocks and PHY
20 - A custom HDMI PHY in order to convert video to TMDS signal
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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/display/
Damlogic,meson-dw-hdmi.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
5 $id: "http://devicetree.org/schemas/display/amlogic,meson-dw-hdmi.yaml#"
6 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
8 title: Amlogic specific extensions to the Synopsys Designware HDMI Controller
11 - Neil Armstrong <narmstrong@baylibre.com>
14 - $ref: /schemas/sound/name-prefix.yaml#
18 - A Synopsys DesignWare HDMI Controller IP
19 - A TOP control block controlling the Clocks and PHY
20 - A custom HDMI PHY in order to convert video to TMDS signal
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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/display/imx/
Dhdmi.txt1 Freescale i.MX6 DWC HDMI TX Encoder
4 The HDMI transmitter is a Synopsys DesignWare HDMI 1.4 TX controller IP
7 These DT bindings follow the Synopsys DWC HDMI TX bindings defined in
9 following device-specific properties.
14 - compatible : Shall be one of "fsl,imx6q-hdmi" or "fsl,imx6dl-hdmi".
15 - reg: See dw_hdmi.txt.
16 - interrupts: HDMI interrupt number
17 - clocks: See dw_hdmi.txt.
18 - clock-names: Shall contain "iahb" and "isfr" as defined in dw_hdmi.txt.
19 - ports: See dw_hdmi.txt. The DWC HDMI shall have between one and four ports,
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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/display/bridge/
Drenesas,dw-hdmi.txt1 Renesas Gen3 DWC HDMI TX Encoder
4 The HDMI transmitter is a Synopsys DesignWare HDMI 1.4 TX controller IP
7 These DT bindings follow the Synopsys DWC HDMI TX bindings defined in
9 following device-specific properties.
14 - compatible : Shall contain one or more of
15 - "renesas,r8a774a1-hdmi" for R8A774A1 (RZ/G2M) compatible HDMI TX
16 - "renesas,r8a774b1-hdmi" for R8A774B1 (RZ/G2N) compatible HDMI TX
17 - "renesas,r8a774e1-hdmi" for R8A774E1 (RZ/G2H) compatible HDMI TX
18 - "renesas,r8a7795-hdmi" for R8A7795 (R-Car H3) compatible HDMI TX
19 - "renesas,r8a7796-hdmi" for R8A7796 (R-Car M3-W) compatible HDMI TX
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Ddw_hdmi.txt1 Synopsys DesignWare HDMI TX Encoder
4 This document defines device tree properties for the Synopsys DesignWare HDMI
5 TX Encoder (DWC HDMI TX). It doesn't constitue a device tree binding
6 specification by itself but is meant to be referenced by platform-specific
9 When referenced from platform device tree bindings the properties defined in
13 - reg: Memory mapped base address and length of the DWC HDMI TX registers.
15 - reg-io-width: Width of the registers specified by the reg property. The
16 value is expressed in bytes and must be equal to 1 or 4 if specified. The
19 - interrupts: Reference to the DWC HDMI TX interrupt.
21 - clocks: References to all the clocks specified in the clock-names property
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/kernel/linux/linux-5.10/Documentation/userspace-api/media/v4l/
Dext-ctrls-dv.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
3 .. _dv-controls:
12 (Digital Visual Interface), HDMI (:ref:`hdmi`) and DisplayPort
15 only exposed on the ``/dev/v4l-subdev*`` device node.
20 hooked up to e.g. HDMI connectors. Even though the subdevice will
23 Identification Data, :ref:`vesaedid`) and HDCP (High-bandwidth Digital
25 device to do the fairly slow EDID/HDCP handling in advance. This allows
28 These pads appear in several of the controls in this section as
33 .. _dv-control-id:
47 read-only control is applicable to DVI-D, HDMI and DisplayPort
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/kernel/linux/linux-6.6/Documentation/userspace-api/media/v4l/
Dext-ctrls-dv.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
3 .. _dv-controls:
12 (Digital Visual Interface), HDMI (:ref:`hdmi`) and DisplayPort
15 only exposed on the ``/dev/v4l-subdev*`` device node.
20 hooked up to e.g. HDMI connectors. Even though the subdevice will
23 Identification Data, :ref:`vesaedid`) and HDCP (High-bandwidth Digital
25 device to do the fairly slow EDID/HDCP handling in advance. This allows
28 These pads appear in several of the controls in this section as
33 .. _dv-control-id:
47 read-only control is applicable to DVI-D, HDMI and DisplayPort
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/kernel/linux/linux-5.10/Documentation/devicetree/bindings/display/mediatek/
Dmediatek,hdmi.txt1 Mediatek HDMI Encoder
4 The Mediatek HDMI encoder can generate HDMI 1.4a or MHL 2.0 signals from
8 - compatible: Should be "mediatek,<chip>-hdmi".
9 - the supported chips are mt2701, mt7623 and mt8173
10 - reg: Physical base address and length of the controller's registers
11 - interrupts: The interrupt signal from the function block.
12 - clocks: device clocks
13 See Documentation/devicetree/bindings/clock/clock-bindings.txt for details.
14 - clock-names: must contain "pixel", "pll", "bclk", and "spdif".
15 - phys: phandle link to the HDMI PHY node.
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/kernel/linux/linux-5.10/drivers/video/fbdev/omap2/omapfb/displays/
Dconnector-hdmi.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * HDMI Connector driver
38 struct omap_dss_device *in; member
52 struct omap_dss_device *in = ddata->in; in hdmic_connect() local
55 dev_dbg(ddata->dev, "connect\n"); in hdmic_connect()
60 r = in->ops.hdmi->connect(in, dssdev); in hdmic_connect()
70 struct omap_dss_device *in = ddata->in; in hdmic_disconnect() local
72 dev_dbg(ddata->dev, "disconnect\n"); in hdmic_disconnect()
77 in->ops.hdmi->disconnect(in, dssdev); in hdmic_disconnect()
83 struct omap_dss_device *in = ddata->in; in hdmic_enable() local
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/kernel/linux/linux-6.6/drivers/video/fbdev/omap2/omapfb/displays/
Dconnector-hdmi.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * HDMI Connector driver
39 struct omap_dss_device *in; member
53 struct omap_dss_device *in = ddata->in; in hdmic_connect() local
55 dev_dbg(ddata->dev, "connect\n"); in hdmic_connect()
60 return in->ops.hdmi->connect(in, dssdev); in hdmic_connect()
66 struct omap_dss_device *in = ddata->in; in hdmic_disconnect() local
68 dev_dbg(ddata->dev, "disconnect\n"); in hdmic_disconnect()
73 in->ops.hdmi->disconnect(in, dssdev); in hdmic_disconnect()
79 struct omap_dss_device *in = ddata->in; in hdmic_enable() local
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/kernel/linux/linux-6.6/Documentation/devicetree/bindings/sound/
Dimx-audio-hdmi.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/sound/imx-audio-hdmi.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: NXP i.MX audio complex with HDMI
10 - Shengjiu Wang <shengjiu.wang@nxp.com>
15 - fsl,imx-audio-hdmi
16 - fsl,imx-audio-sii902x
22 audio-cpu:
26 hdmi-out:
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/kernel/linux/linux-6.6/Documentation/userspace-api/media/cec/
Dcec-intro.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
3 .. _cec-intro:
8 HDMI connectors provide a single pin for use by the Consumer Electronics
10 HDMI cable to communicate. The protocol for CEC version 1.4 is defined
11 in supplements 1 (CEC) and 2 (HEAC or HDMI Ethernet and Audio Return
12 Channel) of the HDMI 1.4a (:ref:`hdmi`) specification and the
13 extensions added to CEC version 2.0 are defined in chapter 11 of the
14 HDMI 2.0 (:ref:`hdmi2`) specification.
17 and is based on the ancient AV.link protocol used in old SCART
24 In addition, CEC can be implemented in HDMI receivers, transmitters and
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/kernel/linux/linux-5.10/Documentation/userspace-api/media/cec/
Dcec-intro.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
3 .. _cec-intro:
8 HDMI connectors provide a single pin for use by the Consumer Electronics
10 HDMI cable to communicate. The protocol for CEC version 1.4 is defined
11 in supplements 1 (CEC) and 2 (HEAC or HDMI Ethernet and Audio Return
12 Channel) of the HDMI 1.4a (:ref:`hdmi`) specification and the
13 extensions added to CEC version 2.0 are defined in chapter 11 of the
14 HDMI 2.0 (:ref:`hdmi2`) specification.
17 and is based on the ancient AV.link protocol used in old SCART
24 In addition, CEC can be implemented in HDMI receivers, transmitters and
[all …]
/kernel/linux/linux-6.6/drivers/video/
Dhdmi.c6 * to deal in the Software without restriction, including without limitation
12 * next paragraph) shall be included in all copies or substantial portions
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
29 #include <linux/hdmi.h>
44 return 256 - csum; in hdmi_infoframe_checksum()
55 * hdmi_avi_infoframe_init() - initialize an HDMI AVI infoframe
56 * @frame: HDMI AVI infoframe
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/kernel/linux/linux-5.10/drivers/video/
Dhdmi.c6 * to deal in the Software without restriction, including without limitation
12 * next paragraph) shall be included in all copies or substantial portions
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
28 #include <linux/hdmi.h>
43 return 256 - csum; in hdmi_infoframe_checksum()
54 * hdmi_avi_infoframe_init() - initialize an HDMI AVI infoframe
55 * @frame: HDMI AVI infoframe
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/kernel/linux/linux-6.6/Documentation/admin-guide/media/
Dcec.rst1 .. SPDX-License-Identifier: GPL-2.0
4 HDMI CEC
7 Supported hardware in mainline
10 HDMI Transmitters:
12 - Exynos4
13 - Exynos5
14 - STIH4xx HDMI CEC
15 - V4L2 adv7511 (same HW, but a different driver from the drm adv7511)
16 - stm32
17 - Allwinner A10 (sun4i)
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/kernel/linux/linux-5.10/drivers/gpu/drm/msm/hdmi/
Dhdmi_hdcp.c1 // SPDX-License-Identifier: GPL-2.0-only
2 /* Copyright (c) 2010-2015, The Linux Foundation. All rights reserved.
5 #include "hdmi.h"
21 /* QFPROM Registers for HDMI/HDCP */
49 struct hdmi *hdmi; member
78 static int msm_hdmi_ddc_read(struct hdmi *hdmi, u16 addr, u8 offset, in msm_hdmi_ddc_read() argument
99 rc = i2c_transfer(hdmi->i2c, msgs, 2); in msm_hdmi_ddc_read()
101 retry--; in msm_hdmi_ddc_read()
107 rc = -EIO; in msm_hdmi_ddc_read()
116 static int msm_hdmi_ddc_write(struct hdmi *hdmi, u16 addr, u8 offset, in msm_hdmi_ddc_write() argument
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/kernel/linux/linux-6.6/drivers/gpu/drm/msm/hdmi/
Dhdmi_hdcp.c1 // SPDX-License-Identifier: GPL-2.0-only
2 /* Copyright (c) 2010-2015, The Linux Foundation. All rights reserved.
5 #include "hdmi.h"
21 /* QFPROM Registers for HDMI/HDCP */
49 struct hdmi *hdmi; member
78 static int msm_hdmi_ddc_read(struct hdmi *hdmi, u16 addr, u8 offset, in msm_hdmi_ddc_read() argument
99 rc = i2c_transfer(hdmi->i2c, msgs, 2); in msm_hdmi_ddc_read()
101 retry--; in msm_hdmi_ddc_read()
107 rc = -EIO; in msm_hdmi_ddc_read()
116 static int msm_hdmi_ddc_write(struct hdmi *hdmi, u16 addr, u8 offset, in msm_hdmi_ddc_write() argument
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