| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/media/ |
| D | cec.txt | 3 - hdmi-phandle: phandle to the HDMI controller.
5 - needs-hpd: if present the CEC support is only available when the HPD
6 is high. Some boards only let the CEC pin through if the HPD is high,
7 for example if there is a level converter that uses the HPD to power
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| D | s5p-cec.txt | 7 - compatible : value should be following
8 "samsung,s5p-cec"
10 - reg : Physical base address of the IP registers and length of memory
13 - interrupts : HDMI CEC interrupt number to the CPU.
14 - clocks : from common clock binding: handle to HDMI CEC clock.
15 - clock-names : from common clock binding: must contain "hdmicec",
17 - samsung,syscon-phandle - phandle to the PMU system controller
18 - hdmi-phandle - phandle to the HDMI controller, see also cec.txt.
21 - needs-hpd : if present the CEC support is only available when the HPD
27 compatible = "samsung,s5p-cec";
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/media/cec/ |
| D | cec-common.yaml | 1 # SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/media/cec/cec-common.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Hans Verkuil <hverkuil@xs4all.nl>
14 pattern: "^cec(@[0-9a-f]+|-[0-9]+)?$"
16 hdmi-phandle:
21 needs-hpd:
24 The CEC support is only available when the HPD is high. Some boards only
25 let the CEC pin through if the HPD is high, for example if there is a
[all …]
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| D | samsung,s5p-cec.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/media/cec/samsung,s5p-cec.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Krzysztof Kozlowski <krzk@kernel.org>
11 - Marek Szyprowski <m.szyprowski@samsung.com>
14 - $ref: cec-common.yaml#
18 const: samsung,s5p-cec
23 clock-names:
25 - const: hdmicec
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| /kernel/linux/linux-6.6/Documentation/admin-guide/media/ |
| D | cec.rst | 1 .. SPDX-License-Identifier: GPL-2.0
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)
18 - Raspberry Pi
19 - dw-hdmi (Synopsis IP)
20 - amlogic (meson ao-cec and ao-cec-g12a)
[all …]
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| /kernel/linux/linux-6.6/drivers/gpu/drm/bridge/ |
| D | ti-tpd12s015.c | 1 // SPDX-License-Identifier: GPL-2.0
7 * Based on the omapdrm-specific encoder-opa362 driver
47 return -EINVAL; in tpd12s015_attach()
49 ret = drm_bridge_attach(bridge->encoder, tpd->next_bridge, in tpd12s015_attach()
54 gpiod_set_value_cansleep(tpd->ls_oe_gpio, 1); in tpd12s015_attach()
56 /* DC-DC converter needs at max 300us to get to 90% of 5V. */ in tpd12s015_attach()
66 gpiod_set_value_cansleep(tpd->ls_oe_gpio, 0); in tpd12s015_detach()
73 if (gpiod_get_value_cansleep(tpd->hpd_gpio)) in tpd12s015_detect()
83 gpiod_set_value_cansleep(tpd->ct_cp_hpd_gpio, 1); in tpd12s015_hpd_enable()
90 gpiod_set_value_cansleep(tpd->ct_cp_hpd_gpio, 0); in tpd12s015_hpd_disable()
[all …]
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| /kernel/linux/linux-5.10/drivers/gpu/drm/bridge/ |
| D | ti-tpd12s015.c | 1 // SPDX-License-Identifier: GPL-2.0
7 * Based on the omapdrm-specific encoder-opa362 driver
47 return -EINVAL; in tpd12s015_attach()
49 ret = drm_bridge_attach(bridge->encoder, tpd->next_bridge, in tpd12s015_attach()
54 gpiod_set_value_cansleep(tpd->ls_oe_gpio, 1); in tpd12s015_attach()
56 /* DC-DC converter needs at max 300us to get to 90% of 5V. */ in tpd12s015_attach()
66 gpiod_set_value_cansleep(tpd->ls_oe_gpio, 0); in tpd12s015_detach()
73 if (gpiod_get_value_cansleep(tpd->hpd_gpio)) in tpd12s015_detect()
83 gpiod_set_value_cansleep(tpd->ct_cp_hpd_gpio, 1); in tpd12s015_hpd_enable()
90 gpiod_set_value_cansleep(tpd->ct_cp_hpd_gpio, 0); in tpd12s015_hpd_disable()
[all …]
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| /kernel/linux/linux-6.6/drivers/gpu/drm/amd/display/dc/ |
| D | dc.h | 2 * Copyright 2012-2023 Advanced Micro Devices, Inc.
99 // for example, 1080p -> 8K is 4.0, or 4000 raw value
107 // for example, 8K -> 1080p is 0.25, or 250 raw value
119 * DOC: color-management-caps
124 * abstracted HW. DCE 5-12 had almost no important changes, but starting with
131 * struct rom_curve_caps - predefined transfer function caps for degamma and regamma
147 * struct dpp_color_caps - color pipeline capabilities for display pipe and
152 * just plain 256-entry lookup
161 * @dgam_rom_for_yuv: pre-defined degamma LUT for YUV planes
162 * @dgam_rom_caps: pre-definied curve caps for degamma 1D LUT
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| /kernel/linux/linux-6.6/drivers/gpu/drm/meson/ |
| D | meson_dw_hdmi.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
32 #define DRIVER_NAME "meson-dw-hdmi"
33 #define DRIVER_DESC "Amlogic Meson HDMI-TX DRM driver"
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
55 * The HDMI TOP block only supports HPD sensing.
79 * - HPD Rise & Fall interrupt
80 * - HDMI Controller Interrupt
[all …]
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| /kernel/linux/linux-5.10/Documentation/userspace-api/media/cec/ |
| D | cec-ioc-adap-g-caps.rst | 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
13 CEC_ADAP_G_CAPS - Query device capabilities
42 .. flat-table:: struct cec_caps
43 :header-rows: 0
44 :stub-columns: 0
47 * - char
48 - ``driver[32]``
49 - The name of the cec adapter driver.
50 * - char
51 - ``name[32]``
[all …]
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| /kernel/linux/linux-6.6/Documentation/userspace-api/media/cec/ |
| D | cec-ioc-adap-g-caps.rst | 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
13 CEC_ADAP_G_CAPS - Query device capabilities
42 .. flat-table:: struct cec_caps
43 :header-rows: 0
44 :stub-columns: 0
47 * - char
48 - ``driver[32]``
49 - The name of the cec adapter driver.
50 * - char
51 - ``name[32]``
[all …]
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| /kernel/linux/linux-5.10/drivers/gpu/drm/msm/hdmi/ |
| D | hdmi.c | 1 // SPDX-License-Identifier: GPL-2.0-only
13 #include <sound/hdmi-codec.h>
21 spin_lock_irqsave(&hdmi->reg_lock, flags); in msm_hdmi_set_mode()
24 if (!hdmi->hdmi_mode) { in msm_hdmi_set_mode()
36 spin_unlock_irqrestore(&hdmi->reg_lock, flags); in msm_hdmi_set_mode()
45 /* Process HPD: */ in msm_hdmi_irq()
46 msm_hdmi_hpd_irq(hdmi->bridge); in msm_hdmi_irq()
49 msm_hdmi_i2c_irq(hdmi->i2c); in msm_hdmi_irq()
52 if (hdmi->hdcp_ctrl) in msm_hdmi_irq()
53 msm_hdmi_hdcp_irq(hdmi->hdcp_ctrl); in msm_hdmi_irq()
[all …]
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| /kernel/linux/linux-5.10/drivers/gpu/drm/meson/ |
| D | meson_dw_hdmi.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
25 #include <linux/media-bus-format.h>
34 #define DRIVER_NAME "meson-dw-hdmi"
35 #define DRIVER_DESC "Amlogic Meson HDMI-TX DRM driver"
42 * - A Synopsys DesignWare HDMI Controller IP
43 * - A TOP control block controlling the Clocks and PHY
44 * - A custom HDMI PHY in order convert video to TMDS signal
49 * | HDMI TOP |<= HPD
57 * The HDMI TOP block only supports HPD sensing.
81 * - HPD Rise & Fall interrupt
[all …]
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| /kernel/linux/linux-5.10/arch/powerpc/include/asm/book3s/64/ |
| D | hash-4k.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
31 * Define the address range of the kernel non-linear virtual area (61TB)
78 static inline int hash__hugepd_ok(hugepd_t hpd) in hash__hugepd_ok() argument
80 unsigned long hpdval = hpd_val(hpd); in hash__hugepd_ok()
95 * things are a little more involved and hence needs many more parameters to
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| /kernel/linux/linux-6.6/drivers/gpu/drm/msm/hdmi/ |
| D | hdmi.c | 1 // SPDX-License-Identifier: GPL-2.0-only
16 #include <sound/hdmi-codec.h>
24 spin_lock_irqsave(&hdmi->reg_lock, flags); in msm_hdmi_set_mode()
27 if (!hdmi->hdmi_mode) { in msm_hdmi_set_mode()
39 spin_unlock_irqrestore(&hdmi->reg_lock, flags); in msm_hdmi_set_mode()
48 /* Process HPD: */ in msm_hdmi_irq()
49 msm_hdmi_hpd_irq(hdmi->bridge); in msm_hdmi_irq()
52 msm_hdmi_i2c_irq(hdmi->i2c); in msm_hdmi_irq()
55 if (hdmi->hdcp_ctrl) in msm_hdmi_irq()
56 msm_hdmi_hdcp_irq(hdmi->hdcp_ctrl); in msm_hdmi_irq()
[all …]
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| /kernel/linux/linux-6.6/drivers/gpu/drm/amd/amdgpu/ |
| D | atombios_dp.c | 2 * Copyright 2007-8 Advanced Micro Devices, Inc.
34 #include "atom-bits.h"
63 struct drm_device *dev = chan->dev; in amdgpu_atombios_dp_process_aux_ch()
73 mutex_lock(&chan->mutex); in amdgpu_atombios_dp_process_aux_ch()
75 base = (unsigned char *)(adev->mode_info.atom_context->scratch + 1); in amdgpu_atombios_dp_process_aux_ch()
82 args.v2.ucChannelID = chan->rec.i2c_id; in amdgpu_atombios_dp_process_aux_ch()
84 args.v2.ucHPD_ID = chan->rec.hpd; in amdgpu_atombios_dp_process_aux_ch()
86 amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args); in amdgpu_atombios_dp_process_aux_ch()
92 r = -ETIMEDOUT; in amdgpu_atombios_dp_process_aux_ch()
99 r = -EIO; in amdgpu_atombios_dp_process_aux_ch()
[all …]
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| D | dce_v11_0.c | 92 uint32_t hpd; member
98 .hpd = DISP_INTERRUPT_STATUS__DC_HPD1_INTERRUPT_MASK
103 .hpd = DISP_INTERRUPT_STATUS_CONTINUE__DC_HPD2_INTERRUPT_MASK
108 .hpd = DISP_INTERRUPT_STATUS_CONTINUE2__DC_HPD3_INTERRUPT_MASK
113 .hpd = DISP_INTERRUPT_STATUS_CONTINUE3__DC_HPD4_INTERRUPT_MASK
118 .hpd = DISP_INTERRUPT_STATUS_CONTINUE4__DC_HPD5_INTERRUPT_MASK
123 .hpd = DISP_INTERRUPT_STATUS_CONTINUE5__DC_HPD6_INTERRUPT_MASK
163 switch (adev->asic_type) { in dce_v11_0_init_golden_registers()
200 spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags); in dce_v11_0_audio_endpt_rreg()
203 spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags); in dce_v11_0_audio_endpt_rreg()
[all …]
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| D | dce_v10_0.c | 88 uint32_t hpd; member
94 .hpd = DISP_INTERRUPT_STATUS__DC_HPD1_INTERRUPT_MASK
99 .hpd = DISP_INTERRUPT_STATUS_CONTINUE__DC_HPD2_INTERRUPT_MASK
104 .hpd = DISP_INTERRUPT_STATUS_CONTINUE2__DC_HPD3_INTERRUPT_MASK
109 .hpd = DISP_INTERRUPT_STATUS_CONTINUE3__DC_HPD4_INTERRUPT_MASK
114 .hpd = DISP_INTERRUPT_STATUS_CONTINUE4__DC_HPD5_INTERRUPT_MASK
119 .hpd = DISP_INTERRUPT_STATUS_CONTINUE5__DC_HPD6_INTERRUPT_MASK
148 switch (adev->asic_type) { in dce_v10_0_init_golden_registers()
176 spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags); in dce_v10_0_audio_endpt_rreg()
179 spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags); in dce_v10_0_audio_endpt_rreg()
[all …]
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| D | dce_v8_0.c | 81 (0x13830 - 0x7030) >> 2,
88 uint32_t hpd; member
94 .hpd = DISP_INTERRUPT_STATUS__DC_HPD1_INTERRUPT_MASK
99 .hpd = DISP_INTERRUPT_STATUS_CONTINUE__DC_HPD2_INTERRUPT_MASK
104 .hpd = DISP_INTERRUPT_STATUS_CONTINUE2__DC_HPD3_INTERRUPT_MASK
109 .hpd = DISP_INTERRUPT_STATUS_CONTINUE3__DC_HPD4_INTERRUPT_MASK
114 .hpd = DISP_INTERRUPT_STATUS_CONTINUE4__DC_HPD5_INTERRUPT_MASK
119 .hpd = DISP_INTERRUPT_STATUS_CONTINUE5__DC_HPD6_INTERRUPT_MASK
128 spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags); in dce_v8_0_audio_endpt_rreg()
131 spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags); in dce_v8_0_audio_endpt_rreg()
[all …]
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| /kernel/linux/linux-5.10/drivers/gpu/drm/amd/amdgpu/ |
| D | atombios_dp.c | 2 * Copyright 2007-8 Advanced Micro Devices, Inc.
32 #include "atom-bits.h"
62 struct drm_device *dev = chan->dev; in amdgpu_atombios_dp_process_aux_ch()
72 mutex_lock(&chan->mutex); in amdgpu_atombios_dp_process_aux_ch()
74 base = (unsigned char *)(adev->mode_info.atom_context->scratch + 1); in amdgpu_atombios_dp_process_aux_ch()
81 args.v2.ucChannelID = chan->rec.i2c_id; in amdgpu_atombios_dp_process_aux_ch()
83 args.v2.ucHPD_ID = chan->rec.hpd; in amdgpu_atombios_dp_process_aux_ch()
85 amdgpu_atom_execute_table(adev->mode_info.atom_context, index, (uint32_t *)&args); in amdgpu_atombios_dp_process_aux_ch()
91 r = -ETIMEDOUT; in amdgpu_atombios_dp_process_aux_ch()
98 r = -EIO; in amdgpu_atombios_dp_process_aux_ch()
[all …]
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| D | dce_v11_0.c | 90 uint32_t hpd; member
96 .hpd = DISP_INTERRUPT_STATUS__DC_HPD1_INTERRUPT_MASK
101 .hpd = DISP_INTERRUPT_STATUS_CONTINUE__DC_HPD2_INTERRUPT_MASK
106 .hpd = DISP_INTERRUPT_STATUS_CONTINUE2__DC_HPD3_INTERRUPT_MASK
111 .hpd = DISP_INTERRUPT_STATUS_CONTINUE3__DC_HPD4_INTERRUPT_MASK
116 .hpd = DISP_INTERRUPT_STATUS_CONTINUE4__DC_HPD5_INTERRUPT_MASK
121 .hpd = DISP_INTERRUPT_STATUS_CONTINUE5__DC_HPD6_INTERRUPT_MASK
161 switch (adev->asic_type) { in dce_v11_0_init_golden_registers()
198 spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags); in dce_v11_0_audio_endpt_rreg()
201 spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags); in dce_v11_0_audio_endpt_rreg()
[all …]
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| D | dce_v10_0.c | 88 uint32_t hpd; member
94 .hpd = DISP_INTERRUPT_STATUS__DC_HPD1_INTERRUPT_MASK
99 .hpd = DISP_INTERRUPT_STATUS_CONTINUE__DC_HPD2_INTERRUPT_MASK
104 .hpd = DISP_INTERRUPT_STATUS_CONTINUE2__DC_HPD3_INTERRUPT_MASK
109 .hpd = DISP_INTERRUPT_STATUS_CONTINUE3__DC_HPD4_INTERRUPT_MASK
114 .hpd = DISP_INTERRUPT_STATUS_CONTINUE4__DC_HPD5_INTERRUPT_MASK
119 .hpd = DISP_INTERRUPT_STATUS_CONTINUE5__DC_HPD6_INTERRUPT_MASK
152 switch (adev->asic_type) { in dce_v10_0_init_golden_registers()
180 spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags); in dce_v10_0_audio_endpt_rreg()
183 spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags); in dce_v10_0_audio_endpt_rreg()
[all …]
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| D | dce_v8_0.c | 81 (0x13830 - 0x7030) >> 2,
88 uint32_t hpd; member
94 .hpd = DISP_INTERRUPT_STATUS__DC_HPD1_INTERRUPT_MASK
99 .hpd = DISP_INTERRUPT_STATUS_CONTINUE__DC_HPD2_INTERRUPT_MASK
104 .hpd = DISP_INTERRUPT_STATUS_CONTINUE2__DC_HPD3_INTERRUPT_MASK
109 .hpd = DISP_INTERRUPT_STATUS_CONTINUE3__DC_HPD4_INTERRUPT_MASK
114 .hpd = DISP_INTERRUPT_STATUS_CONTINUE4__DC_HPD5_INTERRUPT_MASK
119 .hpd = DISP_INTERRUPT_STATUS_CONTINUE5__DC_HPD6_INTERRUPT_MASK
128 spin_lock_irqsave(&adev->audio_endpt_idx_lock, flags); in dce_v8_0_audio_endpt_rreg()
131 spin_unlock_irqrestore(&adev->audio_endpt_idx_lock, flags); in dce_v8_0_audio_endpt_rreg()
[all …]
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| /kernel/linux/linux-6.6/drivers/gpu/drm/amd/display/amdgpu_dm/ |
| D | amdgpu_dm_irq.c | 46 * What DM provides on top are two IRQ tables specifically for top-half and
47 * bottom-half IRQ handling, with the bottom-half implementing workqueues:
49 * - &amdgpu_display_manager.irq_handler_list_high_tab
50 * - &amdgpu_display_manager.irq_handler_list_low_tab
56 * still needs to register the IRQ with the base driver. See
69 * struct amdgpu_dm_irq_handler_data - Data for DM interrupt handlers.
90 spin_lock_irqsave(&adev->dm.irq_handler_list_table_lock, flags)
93 spin_unlock_irqrestore(&adev->dm.irq_handler_list_table_lock, flags)
104 hcd->handler = ih; in init_handler_common_data()
105 hcd->handler_arg = args; in init_handler_common_data()
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| /kernel/linux/linux-5.10/drivers/gpu/drm/radeon/ |
| D | atombios_dp.c | 2 * Copyright 2007-8 Advanced Micro Devices, Inc.
32 #include "atom-bits.h"
48 /* Atom needs data in little endian format so swap as appropriate when copying
90 struct drm_device *dev = chan->dev; in radeon_process_aux_ch()
91 struct radeon_device *rdev = dev->dev_private; in radeon_process_aux_ch()
100 mutex_lock(&chan->mutex); in radeon_process_aux_ch()
101 mutex_lock(&rdev->mode_info.atom_context->scratch_mutex); in radeon_process_aux_ch()
103 base = (unsigned char *)(rdev->mode_info.atom_context->scratch + 1); in radeon_process_aux_ch()
110 args.v1.ucChannelID = chan->rec.i2c_id; in radeon_process_aux_ch()
113 args.v2.ucHPD_ID = chan->rec.hpd; in radeon_process_aux_ch()
[all …]
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