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/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>
183 static void mtk_hdmi_hw_vid_black(struct mtk_hdmi *hdmi, bool black) in mtk_hdmi_hw_vid_black() argument
185 regmap_update_bits(hdmi->regs, VIDEO_CFG_4, in mtk_hdmi_hw_vid_black()
189 static void mtk_hdmi_hw_make_reg_writable(struct mtk_hdmi *hdmi, bool enable) in mtk_hdmi_hw_make_reg_writable() argument
194 * MT8173 HDMI hardware has an output control bit to enable/disable HDMI in mtk_hdmi_hw_make_reg_writable()
196 * The ARM trusted firmware provides an API for the HDMI driver to set in mtk_hdmi_hw_make_reg_writable()
197 * this control bit to enable HDMI output in supervisor mode. in mtk_hdmi_hw_make_reg_writable()
[all …]
/linux/Documentation/devicetree/bindings/display/samsung/
H A Dsamsung,exynos-hdmi.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/display/samsung/samsung,exynos-hdmi.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Samsung Exynos SoC HDMI
10 - Inki Dae <inki.dae@samsung.com>
11 - Seung-Woo Kim <sw0312.kim@samsung.com>
12 - Kyungmin Park <kyungmin.park@samsung.com>
13 - Krzysztof Kozlowski <krzk@kernel.org>
18 - samsung,exynos4210-hdmi
[all …]
/linux/sound/soc/mediatek/mt8183/
H A Dmt8183-dai-tdm.c1 // SPDX-License-Identifier: GPL-2.0
10 #include "mt8183-afe-clk.h"
11 #include "mt8183-afe-common.h"
12 #include "mt8183-interconnection.h"
13 #include "mt8183-reg.h"
92 return snd_pcm_format_physical_width(format) - 1; in get_tdm_lrck_width()
97 switch (ch) { in get_tdm_ch()
250 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); in mtk_tdm_bck_en_event()
252 struct mt8183_afe_private *afe_priv = afe->platform_priv; in mtk_tdm_bck_en_event()
253 struct mtk_afe_tdm_priv *tdm_priv = afe_priv->dai_priv[MT8183_DAI_TDM]; in mtk_tdm_bck_en_event()
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/linux/sound/soc/mediatek/mt8192/
H A Dmt8192-dai-tdm.c1 // SPDX-License-Identifier: GPL-2.0
11 #include "mt8192-afe-clk.h"
12 #include "mt8192-afe-common.h"
13 #include "mt8192-afe-gpio.h"
14 #include "mt8192-interconnection.h"
84 return snd_pcm_format_physical_width(format) - 1; in get_tdm_lrck_width()
89 switch (ch) { in get_tdm_ch()
248 struct snd_soc_component *cmpnt = snd_soc_dapm_to_component(w->dapm); in mtk_tdm_en_event()
250 struct mt8192_afe_private *afe_priv = afe->platform_priv; in mtk_tdm_en_event()
251 int dai_id = get_tdm_id_by_name(w->name); in mtk_tdm_en_event()
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/linux/drivers/gpu/drm/bridge/synopsys/
H A Ddw-hdmi-i2s-audio.c1 // SPDX-License-Identifier: GPL-2.0
3 * dw-hdmi-i2s-audio.c
9 #include <linux/dma-mapping.h>
15 #include <sound/hdmi-codec.h>
17 #include "dw-hdmi.h"
18 #include "dw-hdmi-audio.h"
20 #define DRIVER_NAME "dw-hdmi-i2s-audio"
25 struct dw_hdmi *hdmi = audio->hdmi; in hdmi_write() local
27 audio->write(hdmi, val, offset); in hdmi_write()
32 struct dw_hdmi *hdmi = audio->hdmi; in hdmi_read() local
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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.
13 #include <linux/hdmi.h>
21 #include <linux/dma-mapping.h>
24 #include <media/cec-notifier.h>
26 #include <linux/media-bus-format.h>
40 #include "dw-hdmi-audio.h"
41 #include "dw-hdmi-cec.h"
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H A Ddw-hdmi-qp.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright (c) 2021-2022 Rockchip Electronics Co., Ltd.
6 * Author: Algea Cao <algea.cao@rock-chips.com>
10 #include <linux/hdmi.h>
29 #include <sound/hdmi-codec.h>
31 #include "dw-hdmi-qp.h"
43 * slow so we pre-compute values we expect to see.
46 * the recommended N values specified in the Audio chapter of the HDMI
93 /* For 297 MHz+ HDMI spec have some other rule for setting N */
102 * These are the CTS values as recommended in the Audio chapter of the HDMI
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H A Ddw-hdmi-ahb-audio.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * DesignWare HDMI audio driver
5 * Written and tested against the Designware HDMI Tx found in iMX6.
22 #include "dw-hdmi-audio.h"
24 #define DRIVER_NAME "dw-hdmi-ahb-audio"
85 * The default mapping of ALSA channels to HDMI channels and speaker
86 * allocation bits. Note that we can't do channel remapping here -
89 * Mappings for alsa-lib pcm/surround*.conf files:
94 * Our mapping from ALSA channel to CEA686D speaker name and HDMI channel:
157 u32 *src = dw->buf_src + offset; in dw_hdmi_reformat_iec958()
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/linux/drivers/video/fbdev/omap2/omapfb/dss/
H A Dhdmi_common.c1 // SPDX-License-Identifier: GPL-2.0
3 #define DSS_SUBSYS_NAME "HDMI"
10 #include "hdmi.h"
23 dev_err(&pdev->dev, "bad number of lanes\n"); in hdmi_parse_lanes_of()
24 return -EINVAL; in hdmi_parse_lanes_of()
30 dev_err(&pdev->dev, "failed to read lane data\n"); in hdmi_parse_lanes_of()
36 dev_err(&pdev->dev, "failed to parse lane data\n"); in hdmi_parse_lanes_of()
44 dev_err(&pdev->dev, "failed to parse lane data\n"); in hdmi_parse_lanes_of()
58 return -EINVAL; in hdmi_compute_acr()
64 * When using deep color, the default N value (as in the HDMI in hdmi_compute_acr()
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/linux/drivers/gpu/drm/omapdrm/dss/
H A Dhdmi_common.c1 // SPDX-License-Identifier: GPL-2.0
3 #define DSS_SUBSYS_NAME "HDMI"
10 #include "hdmi.h"
23 dev_err(&pdev->dev, "bad number of lanes\n"); in hdmi_parse_lanes_of()
24 return -EINVAL; in hdmi_parse_lanes_of()
30 dev_err(&pdev->dev, "failed to read lane data\n"); in hdmi_parse_lanes_of()
36 dev_err(&pdev->dev, "failed to parse lane data\n"); in hdmi_parse_lanes_of()
44 dev_err(&pdev->dev, "failed to parse lane data\n"); in hdmi_parse_lanes_of()
58 return -EINVAL; in hdmi_compute_acr()
64 * When using deep color, the default N value (as in the HDMI in hdmi_compute_acr()
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/linux/drivers/gpu/drm/msm/hdmi/
H A Dhdmi_bridge.c1 // SPDX-License-Identifier: GPL-2.0-only
14 #include "hdmi.h"
18 struct drm_device *dev = bridge->dev; in msm_hdmi_power_on()
20 struct hdmi *hdmi = hdmi_bridge->hdmi; in msm_hdmi_power_on() local
23 pm_runtime_resume_and_get(&hdmi->pdev->dev); in msm_hdmi_power_on()
25 if (hdmi->extp_clk) { in msm_hdmi_power_on()
26 DBG("pixclock: %lu", hdmi->pixclock); in msm_hdmi_power_on()
27 ret = clk_set_rate(hdmi->extp_clk, hdmi->pixclock); in msm_hdmi_power_on()
29 DRM_DEV_ERROR(dev->dev, "failed to set extp clk rate: %d\n", ret); in msm_hdmi_power_on()
31 ret = clk_prepare_enable(hdmi->extp_clk); in msm_hdmi_power_on()
[all …]
H A Dhdmi_audio.c1 // SPDX-License-Identifier: GPL-2.0-only
10 #include <linux/hdmi.h>
12 #include <sound/hdmi-codec.h>
14 #include "hdmi.h"
16 int msm_hdmi_audio_update(struct hdmi *hdmi) in msm_hdmi_audio_update() argument
18 struct hdmi_audio *audio = &hdmi->audio; in msm_hdmi_audio_update()
19 bool enabled = audio->enabled; in msm_hdmi_audio_update()
23 if (!hdmi->connector->display_info.is_hdmi) in msm_hdmi_audio_update()
24 return -EINVAL; in msm_hdmi_audio_update()
27 audio->enabled, audio->channels, audio->rate); in msm_hdmi_audio_update()
[all …]
/linux/sound/pci/oxygen/
H A Dxonar_hdmi.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * helper functions for HDMI models (Xonar HDAV1.3/HDAV1.3 Slim)
37 struct xonar_hdmi *hdmi) in xonar_hdmi_init_commands() argument
46 hdmi_write_command(chip, 0x54, 5, hdmi->params); in xonar_hdmi_init_commands()
49 void xonar_hdmi_init(struct oxygen *chip, struct xonar_hdmi *hdmi) in xonar_hdmi_init() argument
51 hdmi->params[1] = IEC958_AES3_CON_FS_48000; in xonar_hdmi_init()
52 hdmi->params[4] = 1; in xonar_hdmi_init()
53 xonar_hdmi_init_commands(chip, hdmi); in xonar_hdmi_init()
63 void xonar_hdmi_resume(struct oxygen *chip, struct xonar_hdmi *hdmi) in xonar_hdmi_resume() argument
65 xonar_hdmi_init_commands(chip, hdmi); in xonar_hdmi_resume()
[all …]
/linux/sound/soc/intel/boards/
H A Dsof_ssp_amp.c1 // SPDX-License-Identifier: GPL-2.0-only
6 * sof_ssp_amp.c - ASoc Machine driver for Intel platforms
24 /* Driver-specific board quirks: from bit 0 to 7 */
52 /* BE ID defined in sof-tgl-rt1308-hdmi-ssp.m4 */
57 /* extra BE links to support no-hdmi-in boards */
87 if (ctx->amp_type == CODEC_NONE) in sof_card_dai_links_create()
90 if (!ctx->amp_link) { in sof_card_dai_links_create()
92 return -EINVAL; in sof_card_dai_links_create()
95 /* codec-specific fields for speaker amplifier */ in sof_card_dai_links_create()
96 switch (ctx->amp_type) { in sof_card_dai_links_create()
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/linux/sound/hda/codecs/hdmi/
H A Dnvhdmi-mcp.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Legacy Nvidia HDMI codec support
52 struct hdmi_spec *spec = codec->spec; in nvhdmi_mcp_init()
54 if (spec->multiout.max_channels == 2) in nvhdmi_mcp_init()
65 int chan = channels ? (channels - 1) : 1; in nvhdmi_8ch_7x_set_info_frame_parameters()
67 switch (channel in nvhdmi_8ch_7x_set_info_frame_parameters()
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H A Dintelhdmi.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Intel HDMI codec support
19 MODULE_PARM_DESC(enable_silent_stream, "Enable Silent Stream for HDMI devices");
40 struct hdmi_spec *spec = codec->spec; in intel_haswell_enable_all_pins()
42 vendor_param = snd_hda_codec_read(codec, spec->vendor_nid, 0, in intel_haswell_enable_all_pins()
44 if (vendor_param == -1 || vendor_param & INTEL_EN_ALL_PIN_CVTS) in intel_haswell_enable_all_pins()
48 vendor_param = snd_hda_codec_read(codec, spec->vendor_nid, 0, in intel_haswell_enable_all_pins()
50 if (vendor_param == -1) in intel_haswell_enable_all_pins()
60 struct hdmi_spec *spec = codec->spec; in intel_haswell_fixup_enable_dp12()
62 vendor_param = snd_hda_codec_read(codec, spec->vendor_nid, 0, in intel_haswell_fixup_enable_dp12()
[all …]
/linux/sound/soc/ti/
H A Domap-hdmi.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * omap-hdmi-audio.c -- OMAP4+ DSS HDMI audio support library
5 * Copyright (C) 2014 Texas Instruments Incorporated - https://www.ti.com
20 #include <sound/omap-hdmi-audio.h>
22 #include "sdma-pcm.h"
24 #define DRV_NAME "omap-hdmi-audio"
45 return snd_soc_card_get_drvdata(rtd->card); in card_drvdata_substream()
52 mutex_lock(&ad->current_stream_lock); in hdmi_dai_abort()
53 if (ad->current_stream && ad->current_stream->runtime && in hdmi_dai_abort()
54 snd_pcm_running(ad->current_stream)) { in hdmi_dai_abort()
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/linux/drivers/gpu/drm/nouveau/nvkm/engine/disp/
H A Duoutp.c35 struct nvkm_ior *ior = outp->ior; in nvkm_uoutp_mthd_dp_mst_vcpi()
38 if (argc != sizeof(args->v0) || args->v0.version != 0) in nvkm_uoutp_mthd_dp_mst_vcpi()
39 return -ENOSYS; in nvkm_uoutp_mthd_dp_mst_vcpi()
40 if (!ior->func->dp || !ior->func->dp->vcpi || !nvkm_head_find(outp->disp, args->v0.head)) in nvkm_uoutp_mthd_dp_mst_vcpi()
41 return -EINVAL; in nvkm_uoutp_mthd_dp_mst_vcpi()
43 ior->func->dp->vcpi(ior, args->v0.head, args->v0.start_slot, args->v0.num_slots, in nvkm_uoutp_mthd_dp_mst_vcpi()
44 args->v0.pbn, args->v0.aligned_pbn); in nvkm_uoutp_mthd_dp_mst_vcpi()
53 if (argc != sizeof(args->v0) || args->v0.version != 0) in nvkm_uoutp_mthd_dp_mst_id_put()
54 return -ENOSYS; in nvkm_uoutp_mthd_dp_mst_id_put()
55 if (!outp->func->dp.mst_id_put) in nvkm_uoutp_mthd_dp_mst_id_put()
[all …]
/linux/Documentation/devicetree/bindings/display/rockchip/
H A Drockchip,rk3066-hdmi.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/display/rockchip/rockchip,rk3066-hdmi.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Rockchip rk3066 HDMI controller
10 - Sandy Huang <hjc@rock-chips.com>
11 - Heiko Stuebner <heiko@sntech.de>
14 - $ref: /schemas/sound/dai-common.yaml#
18 const: rockchip,rk3066-hdmi
29 clock-names:
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/linux/sound/soc/qcom/
H A Dlpass.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2010-2011,2013-2015,2020 The Linux Foundation. All rights reserved.
5 * lpass.h - Definitions for the QTi LPASS
15 #include <dt-bindings/sound/qcom,lpass.h>
16 #include <dt-bindings/sound/qcom,q6afe.h>
17 #include "lpass-hdmi.h"
39 return -EINVAL; \
44 switch (dai_id) { in is_cdc_dma_port()
55 switch (dai_id) { in is_rxtx_cdc_dma_port()
97 /* AHB-I/X bus clocks inside the low-power audio subsystem (LPASS) */
[all …]
H A Dlpass-hdmi.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * lpass-hdmi.c -- ALSA SoC HDMI-CP
[all...]
/linux/arch/arm64/boot/dts/amlogic/
H A Dmeson-gxl-s905x-libretech-cc.dts1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
8 /dts-v1/;
10 #include <dt-bindings/input/input.h>
11 #include <dt-bindings/sound/meson-aiu.h>
13 #include "meson-gxl-s905x.dtsi"
16 compatible = "libretech,aml-s905x-cc", "amlogic,s905x",
17 "amlogic,meson-gxl";
18 model = "Libre Computer AML-S905X-CC";
25 dio2133: analog-amplifier {
26 compatible = "simple-audio-amplifier";
[all …]
/linux/drivers/gpu/drm/meson/
H A Dmeson_vclk.c1 // SPDX-License-Identifier: GPL-2.0-or-later
21 * - CVBS 27MHz generator via the VCLK2 to the VENCI and VDAC blocks
22 * - HDMI Pixel Clocks generation
26 * - Genenate Pixel clocks for 2K/4K 10bit formats
33 * | | | | | |--ENCI
34 * | HDMI PLL |-| PLL_DIV |--- VCLK--| |--ENCL
35 * |__________| |_________| \ | MUX |--ENCP
36 * --VCLK2-| |--VDAC
37 * |_____|--HDMI-TX
40 * VCLK is the preferred path for HDMI clocking and VCLK2 is the
[all …]
/linux/sound/soc/codecs/
H A Dhdac_hdmi.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * hdac_hdmi.c - ASoc HDA-HDMI codec driver for Intel platforms
5 * Copyright (C) 2014-2015 Intel Corp
17 #include <linux/hdmi.h>
107 unsigned char chmap[8]; /* ALSA API channel-map */
140 #define hdev_to_hdmi_priv(_hdev) dev_get_drvdata(&(_hdev)->dev)
143 hdac_hdmi_get_pcm_from_cvt(struct hdac_hdmi_priv *hdmi, in hdac_hdmi_get_pcm_from_cvt() argument
148 list_for_each_entry(pcm, &hdmi->pcm_list, head) { in hdac_hdmi_get_pcm_from_cvt()
149 if (pcm->cvt == cvt) in hdac_hdmi_get_pcm_from_cvt()
159 struct hdac_device *hdev = port->pin->hdev; in hdac_hdmi_jack_report()
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/linux/Documentation/admin-guide/media/
H A Dvivid.rst1 .. SPDX-License-Identifier: GPL-2.0
13 Each input can be a webcam, TV capture device, S-Video capture device or an HDMI
14 capture device. Each output can be an S-Video output device or an HDMI output
23 - Support for read()/write(), MMAP, USERPTR and DMABUF streaming I/O.
24 - A large list of test patterns and variations thereof
25 - Working brightness, contrast, saturation and hue controls
26 - Support for the alpha color component
27 - Full colorspace support, including limited/full RGB range
28 - All possible control types are present
29 - Support for various pixel aspect ratios and video aspect ratios
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