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/linux/Documentation/devicetree/bindings/display/connector/
H A Dvga-connector.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/display/connector/vga-connector.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: VGA Connector
10 - Laurent Pinchart <Laurent.pinchart@ideasonboard.com>
14 const: vga-connector
18 ddc-i2c-bus:
24 description: Connection to controller providing VGA signals
27 - compatible
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/linux/drivers/gpu/drm/loongson/
H A Dlsdc_output_7a2000.c1 // SPDX-License-Identifier: GPL-2.0+
18 * Display pipe 0 is attached with a built-in transparent VGA encoder and
19 * a built-in HDMI encoder.
20 * Display pipe 1 has only one built-in HDMI encoder connected.
22 * | +-----+ | | |
23 * | CRTC0 -+--> | VGA | ----> VGA Connector ---> | VGA Monitor |<---+
24 * | | +-----+ | |_____________| |
26 * | | +------+ | | | |
27 * | +--> | HDMI | ----> HDMI Connector --> | HDMI Monitor |<--+
28 * | +------+ | |______________| |
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/linux/drivers/gpu/drm/ast/
H A Dast_vga.c1 // SPDX-License-Identifier: MIT
21 * Connector
24 static int ast_vga_connector_helper_get_modes(struct drm_connector *connector) in ast_vga_connector_helper_get_modes() argument
26 struct ast_connector *ast_connector = to_ast_connector(connector); in ast_vga_connector_helper_get_modes()
29 if (ast_connector->physical_status == connector_status_connected) { in ast_vga_connector_helper_get_modes()
30 count = drm_connector_helper_get_modes(connector); in ast_vga_connector_helper_get_modes()
32 drm_edid_connector_update(connector, NULL); in ast_vga_connector_helper_get_modes()
35 * There's no EDID data without a connected monitor. Set BMC- in ast_vga_connector_helper_get_modes()
39 count = drm_add_modes_noedid(connector, 4096, 4096); in ast_vga_connector_helper_get_modes()
41 drm_set_preferred_mode(connector, 1024, 768); in ast_vga_connector_helper_get_modes()
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H A Dast_dp501.c1 // SPDX-License-Identifier: GPL-2.0
20 release_firmware(ast->dp501_fw); in ast_release_firmware()
21 ast->dp501_fw = NULL; in ast_release_firmware()
26 struct drm_device *dev = &ast->base; in ast_load_dp501_microcode()
29 ret = request_firmware(&ast->dp501_fw, "ast_dp501_fw.bin", dev->dev); in ast_load_dp501_microcode()
33 return devm_add_action_or_reset(dev->dev, ast_release_firmware, ast); in ast_load_dp501_microcode()
194 if (ast->config_mode != ast_use_p2a) in ast_backup_fw()
214 if (ast->config_mode != ast_use_p2a) in ast_launch_m68k()
220 if (ast->dp501_fw_addr) { in ast_launch_m68k()
221 fw_addr = ast->dp501_fw_addr; in ast_launch_m68k()
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/linux/drivers/gpu/drm/mgag200/
H A Dmgag200_vga.c1 // SPDX-License-Identifier: GPL-2.0-only
29 struct drm_device *dev = &mdev->base; in mgag200_vga_output_init()
30 struct drm_crtc *crtc = &mdev->crtc; in mgag200_vga_output_init()
32 struct drm_connector *connector; in mgag200_vga_output_init() local
36 encoder = &mdev->output.vga.encoder; in mgag200_vga_output_init()
43 encoder->possible_crtcs = drm_crtc_mask(crtc); in mgag200_vga_output_init()
52 connector = &mdev->output.vga.connector; in mgag200_vga_output_init()
53 ret = drm_connector_init_with_ddc(dev, connector, in mgag200_vga_output_init()
60 drm_connector_helper_add(connector, &mgag200_vga_connector_helper_funcs); in mgag200_vga_output_init()
62 connector->polled = DRM_CONNECTOR_POLL_CONNECT | in mgag200_vga_output_init()
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H A Dmgag200_vga_bmc.c1 // SPDX-License-Identifier: GPL-2.0-only
14 struct mga_device *mdev = to_mga_device(encoder->dev); in mgag200_vga_bmc_encoder_atomic_disable()
16 if (mdev->info->sync_bmc) in mgag200_vga_bmc_encoder_atomic_disable()
23 struct mga_device *mdev = to_mga_device(encoder->dev); in mgag200_vga_bmc_encoder_atomic_enable()
25 if (mdev->info->sync_bmc) in mgag200_vga_bmc_encoder_atomic_enable()
33 struct mga_device *mdev = to_mga_device(encoder->dev); in mgag200_vga_bmc_encoder_atomic_check()
36 new_mgag200_crtc_state->set_vidrst = mdev->info->sync_bmc; in mgag200_vga_bmc_encoder_atomic_check()
51 static int mgag200_vga_bmc_connector_helper_get_modes(struct drm_connector *connector) in mgag200_vga_bmc_connector_helper_get_modes() argument
53 struct mga_device *mdev = to_mga_device(connector->dev); in mgag200_vga_bmc_connector_helper_get_modes()
54 const struct mgag200_device_info *minfo = mdev->info; in mgag200_vga_bmc_connector_helper_get_modes()
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/linux/arch/arm/boot/dts/allwinner/
H A Dsun6i-a31-hummingbird.dts4 * Maxime Ripard <maxime.ripard@free-electrons.com>
6 * This file is dual-licensed: you can use it either under the terms
45 /dts-v1/;
46 #include "sun6i-a31.dtsi"
47 #include "sunxi-common-regulators.dtsi"
49 #include <dt-bindings/gpio/gpio.h>
53 compatible = "merrii,a31-hummingbird", "allwinner,sun6i-a31";
62 stdout-path = "serial0:115200n8";
65 hdmi-connector {
66 compatible = "hdmi-connector";
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H A Dsun5i-a13-olinuxino.dts4 * Maxime Ripard <maxime.ripard@free-electrons.com>
6 * This file is dual-licensed: you can use it either under the terms
45 /dts-v1/;
46 #include "sun5i-a13.dtsi"
47 #include "sunxi-common-regulators.dtsi"
49 #include <dt-bindings/gpio/gpio.h>
50 #include <dt-bindings/input/input.h>
53 model = "Olimex A13-Olinuxino";
54 compatible = "olimex,a13-olinuxino", "allwinner,sun5i-a13";
61 stdout-path = "serial0:115200n8";
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/linux/drivers/gpu/drm/tiny/
H A Dbochs.c1 // SPDX-License-Identifier: GPL-2.0-or-later
25 #include <video/vga.h>
27 /* ---------------------------------------------------------------------- */
58 static int bochs_modeset = -1;
70 /* ---------------------------------------------------------------------- */
100 struct drm_connector connector; member
108 /* ---------------------------------------------------------------------- */
112 return !IS_ENABLED(CONFIG_HAS_IOPORT) || bochs->mmio; in bochs_uses_mmio()
121 int offset = ioport - 0x3c0 + 0x400; in bochs_vga_writeb()
123 writeb(val, bochs->mmio + offset); in bochs_vga_writeb()
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/linux/drivers/gpu/drm/bridge/
H A Ddisplay-connector.c1 // SPDX-License-Identifier: GPL-2.0
9 #include <linux/media-bus-format.h>
39 return flags & DRM_BRIDGE_ATTACH_NO_CONNECTOR ? 0 : -EINVAL; in display_connector_attach()
47 if (conn->hpd_gpio) { in display_connector_detect()
48 if (gpiod_get_value_cansleep(conn->hpd_gpio)) in display_connector_detect()
54 if (conn->bridge.ddc && drm_probe_ddc(conn->bridge.ddc)) in display_connector_detect()
57 switch (conn->bridge.type) { in display_connector_detect()
74 * Composite and S-Video connectors have no other detection in display_connector_detect()
75 * mean than the HPD GPIO. For VGA connectors, even if we have in display_connector_detect()
85 struct drm_connector *connector) in display_connector_edid_read() argument
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H A Dchrontel-ch7033.c1 // SPDX-License-Identifier: GPL-2.0-only
204 struct drm_connector connector; member
208 container_of(x, struct ch7033_priv, connector)
214 struct drm_connector *connector, bool force) in ch7033_connector_detect() argument
216 struct ch7033_priv *priv = conn_to_ch7033_priv(connector); in ch7033_connector_detect()
218 return drm_bridge_detect(priv->next_bridge); in ch7033_connector_detect()
230 static int ch7033_connector_get_modes(struct drm_connector *connector) in ch7033_connector_get_modes() argument
232 struct ch7033_priv *priv = conn_to_ch7033_priv(connector); in ch7033_connector_get_modes()
236 drm_edid = drm_bridge_edid_read(priv->next_bridge, connector); in ch7033_connector_get_modes()
237 drm_edid_connector_update(connector, drm_edid); in ch7033_connector_get_modes()
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H A Dsimple-bridge.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright (C) 2015-2016 Free Electrons
4 * Copyright (C) 2015-2016 NextThing Co
6 * Maxime Ripard <maxime.ripard@free-electrons.com>
30 struct drm_connector connector; member
46 drm_connector_to_simple_bridge(struct drm_connector *connector) in drm_connector_to_simple_bridge() argument
48 return container_of(connector, struct simple_bridge, connector); in drm_connector_to_simple_bridge()
51 static int simple_bridge_get_modes(struct drm_connector *connector) in simple_bridge_get_modes() argument
53 struct simple_bridge *sbridge = drm_connector_to_simple_bridge(connector); in simple_bridge_get_modes()
57 if (sbridge->next_bridge->ops & DRM_BRIDGE_OP_EDID) { in simple_bridge_get_modes()
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/linux/drivers/gpu/drm/imx/ipuv3/
H A Dimx-tve.c1 // SPDX-License-Identifier: GPL-2.0+
3 * i.MX drm driver - Television Encoder (TVEv2)
8 #include <linux/clk-provider.h>
18 #include <video/imx-ipu-v3.h>
26 #include "imx-drm.h"
104 struct drm_connector connector; member
126 return container_of(c, struct imx_tve_encoder, connector)->tve; in con_to_tve()
131 return container_of(e, struct imx_tve_encoder, encoder)->tve; in enc_to_tve()
136 clk_prepare_enable(tve->clk); in tve_enable()
137 regmap_update_bits(tve->regmap, TVE_COM_CONF_REG, TVE_EN, TVE_EN); in tve_enable()
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/linux/drivers/gpu/drm/panel/
H A Dpanel-arm-versatile.c1 // SPDX-License-Identifier: GPL-2.0
14 * - The IB1 is a passive board where the display connector defines a
19 * - The IB2 is a more complex board intended for GSM phone development
66 * struct versatile_panel_type - lookup struct for the supported panels
100 * struct versatile_panel - state container for the Versatile panels
127 * Sanyo TM38QV67A02A - 3.8 inch QVGA (320x240) Color TFT
128 * found on the Versatile AB IB1 connector or the Versatile
129 * PB adaptor board connector.
150 * Sharp LQ084V1DG21 640x480 VGA Color TFT module
151 * found on the Versatile AB IB1 connector or the Versatile
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/linux/drivers/gpu/drm/i915/display/
H A Dintel_crt.c2 * Copyright © 2006-2007 Intel Corporation
85 static struct intel_crt *intel_attached_crt(struct intel_connector *connector) in intel_attached_crt() argument
87 return intel_encoder_to_crt(intel_attached_encoder(connector)); in intel_attached_crt()
93 struct drm_i915_private *dev_priv = to_i915(display->drm); in intel_crt_port_enabled()
111 struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); in intel_crt_get_hw_state()
117 encoder->power_domain); in intel_crt_get_hw_state()
121 ret = intel_crt_port_enabled(display, crt->adpa_reg, pipe); in intel_crt_get_hw_state()
123 intel_display_power_put(dev_priv, encoder->power_domain, wakeref); in intel_crt_get_hw_state()
134 tmp = intel_de_read(display, crt->adpa_reg); in intel_crt_get_flags()
152 crtc_state->output_types |= BIT(INTEL_OUTPUT_ANALOG); in intel_crt_get_config()
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H A Dintel_acpi.c1 // SPDX-License-Identifier: GPL-2.0
36 return "Analog VGA"; in intel_dsm_port_name()
95 if (!pkg->package.count) { in intel_dsm_platform_mux_info()
100 connector_count = &pkg->package.elements[0]; in intel_dsm_platform_mux_info()
102 (unsigned long long)connector_count->integer.value); in intel_dsm_platform_mux_info()
103 for (i = 1; i < pkg->package.count; i++) { in intel_dsm_platform_mux_info()
104 union acpi_object *obj = &pkg->package.elements[i]; in intel_dsm_platform_mux_info()
108 if (obj->type != ACPI_TYPE_PACKAGE || obj->package.count < 2) { in intel_dsm_platform_mux_info()
113 connector_id = &obj->package.elements[0]; in intel_dsm_platform_mux_info()
114 info = &obj->package.elements[1]; in intel_dsm_platform_mux_info()
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/linux/drivers/gpu/drm/amd/amdgpu/
H A Damdgpu_connectors.c2 * Copyright 2007-8 Advanced Micro Devices, Inc.
43 void amdgpu_connector_hotplug(struct drm_connector *connector) in amdgpu_connector_hotplug() argument
45 struct drm_device *dev = connector->dev; in amdgpu_connector_hotplug()
47 struct amdgpu_connector *amdgpu_connector = to_amdgpu_connector(connector); in amdgpu_connector_hotplug()
49 /* bail if the connector does not have hpd pin, e.g., in amdgpu_connector_hotplug()
50 * VGA, TV, etc. in amdgpu_connector_hotplug()
52 if (amdgpu_connector->hpd.hpd == AMDGPU_HPD_NONE) in amdgpu_connector_hotplug()
55 amdgpu_display_hpd_set_polarity(adev, amdgpu_connector->hpd.hpd); in amdgpu_connector_hotplug()
57 /* if the connector is already off, don't turn it back on */ in amdgpu_connector_hotplug()
58 if (connector->dpms != DRM_MODE_DPMS_ON) in amdgpu_connector_hotplug()
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/linux/samples/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
14 tristate "Build trace_events examples -- loadable modules only"
20 tristate "Build custom trace event example -- loadable modules only"
26 tristate "Build trace_printk module - tests various trace_printk formats"
73 tristate "Build kprobes examples -
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/linux/drivers/gpu/drm/radeon/
H A Dradeon_connectors.c2 * Copyright 2007-8 Advanced Micro Devices, Inc.
40 void radeon_connector_hotplug(struct drm_connector *connector) in radeon_connector_hotplug() argument
42 struct drm_device *dev = connector->dev; in radeon_connector_hotplug()
43 struct radeon_device *rdev = dev->dev_private; in radeon_connector_hotplug()
44 struct radeon_connector *radeon_connector = to_radeon_connector(connector); in radeon_connector_hotplug()
46 /* bail if the connector does not have hpd pin, e.g., in radeon_connector_hotplug()
47 * VGA, TV, etc. in radeon_connector_hotplug()
49 if (radeon_connector->hpd.hpd == RADEON_HPD_NONE) in radeon_connector_hotplug()
52 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd); in radeon_connector_hotplug()
54 /* if the connector is already off, don't turn it back on */ in radeon_connector_hotplug()
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H A Dradeon_acpi.h36 * The AMD ACPI notification mechanism uses Notify (VGA, 0x81) or a custom
38 * Method GET_SYSTEM_PARAMETERS. When the driver receives Notify (VGA, 0x81) or
71 * WORD - structure size in bytes (includes size field)
72 * WORD - version
73 * DWORD - supported notifications mask
74 * DWORD - supported functions bit vector
102 * WORD - structure size in bytes (includes size field)
103 * DWORD - valid flags mask
104 * DWORD - flags
108 * WORD - structure size in bytes (includes size field)
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H A Dradeon_combios.c3 * Copyright 2007-8 Advanced Micro Devices, Inc.
133 struct radeon_device *rdev = dev->dev_private; in combios_get_table_offset()
137 if (!rdev->bios) in combios_get_table_offset()
362 size = RBIOS8(rdev->bios_header_start + 0x6); in combios_get_table_offset()
365 offset = RBIOS16(rdev->bios_header_start + check_offset); in combios_get_table_offset()
379 raw = rdev->bios + edid_info; in radeon_combios_check_hardcoded_edid()
388 rdev->mode_info.bios_hardcoded_edid = edid; in radeon_combios_check_hardcoded_edid()
396 return drm_edid_duplicate(drm_edid_raw(rdev->mode_info.bios_hardcoded_edid)); in radeon_bios_get_hardcoded_edid()
447 if (rdev->family == CHIP_RS300 || in combios_setup_i2c_bus()
448 rdev->family == CHIP_RS400 || in combios_setup_i2c_bus()
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/linux/drivers/gpu/drm/amd/include/
H A Damd_acpi.h48 u8 thermal_state; /* thermal state: state id (0: exit state, non-0: state) */
52 u8 backlight_level; /* panel backlight level (0-255) */
64 u8 ipnut_signal; /* input signal in range 0-255 */
73 u8 min_input_signal; /* max input signal in range 0-255 */
74 u8 max_input_signal; /* min input signal in range 0-255 */
94 u16 client_id; /* client id (bit 2-0: func num, 7-3: dev num, 15-8: bus num) */
108 u16 dgpu_id; /* client id (bit 2-0: func num, 7-3: dev num, 15-8: bus num) */
119 * The AMD ACPI notification mechanism uses Notify (VGA, 0x81) or a custom
121 * Method GET_SYSTEM_PARAMETERS. When the driver receives Notify (VGA, 0x81) or
154 * WORD - structure size in bytes (includes size field)
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/linux/arch/arm/boot/dts/arm/
H A Dintegratorcp.dts1 // SPDX-License-Identifier: GPL-2.0
6 /dts-v1/;
11 compatible = "arm,integrator-cp";
18 #address-cells = <1>;
19 #size-cells = <0>;
35 operating-points = <50000 0
38 clock-names = "cpu";
39 clock-latency = <1000000>; /* 1 ms */
45 * ARM DUI 0184B page 7-28 "Integrator/CP922T system clocks" which
50 xtal_codec: clock-24576000 {
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/linux/drivers/gpu/drm/tve200/
H A Dtve200_display.c1 // SPDX-License-Identifier: GPL-2.0-only
6 * Copyright (C) 2006-2008 Intel Corporation
14 #include <linux/dma-buf.h>
34 stat = readl(priv->regs + TVE200_INT_STAT); in tve200_irq()
51 val = readl(priv->regs + TVE200_CTRL); in tve200_irq()
54 drm_crtc_handle_vblank(&priv->pipe.crtc); in tve200_irq()
61 writel(val, priv->regs + TVE200_CTRL); in tve200_irq()
63 dev_err(priv->drm->dev, "stray IRQ %08x\n", stat); in tve200_irq()
66 writel(stat, priv->regs + TVE200_INT_CLR); in tve200_irq()
75 const struct drm_display_mode *mode = &cstate->mode; in tve200_display_check()
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/linux/drivers/gpu/drm/nouveau/
H A Dnouveau_bios.c2 * Copyright 2005-2006 Erik Waling
4 * Copyright 2007-2009 Stuart Bennett
33 #include <linux/io-mapping.h>
43 #define BIOSLOG(sip, fmt, arg...) NV_DEBUG(sip->dev, fmt, ##arg)
69 if (bios->major_version < 5) /* pre BIT */ in clkcmptable()
75 compareclk = ROM16(bios->data[clktable + compare_record_len * i]); in clkcmptable()
77 if (bios->major_version < 5) { in clkcmptable()
78 uint8_t tmdssub = bios->data[clktable + 2 + compare_record_len * i]; in clkcmptable()
79 scriptptr = ROM16(bios->data[bios->init_script_tbls_ptr + tmdssub * 2]); in clkcmptable()
81 scriptptr = ROM16(bios->data[clktable + 2 + compare_record_len * i]); in clkcmptable()
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