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/linux/drivers/gpu/drm/vc4/
H A Dvc4_drv.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2014-2015 Broadcom
11 * OpenGL ES 2.0-compatible 3D engine called V3D, and a highly
16 * compute shader-style jobs using the same shader processor as is
27 #include <linux/dma-mapping.h>
42 #include <soc/bcm2835/raspberrypi-firmwar
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H A Dvc4_hvs.c1 // SPDX-License-Identifier: GPL-2.0-only
7 * DOC: VC4 HVS module.
9 * The Hardware Video Scaler (HVS) is the piece of hardware that does
16 * There is a single global HVS, with multiple output FIFOs that can
18 * the HVS, while the vc4_crtc.c code actually drives HVS setup for
32 #include <soc/bcm2835/raspberryp
204 vc4_hvs_dump_state(struct vc4_hvs * hvs) vc4_hvs_dump_state() argument
245 struct vc4_hvs *hvs = vc4->hvs; vc4_hvs_debugfs_dlist() local
287 struct vc4_hvs *hvs = vc4->hvs; vc6_hvs_debugfs_dlist() local
336 struct vc4_hvs *hvs = vc4->hvs; vc6_hvs_debugfs_upm_allocs() local
386 vc4_hvs_upload_linear_kernel(struct vc4_hvs * hvs,struct drm_mm_node * space,const u32 * kernel) vc4_hvs_upload_linear_kernel() argument
419 vc4_hvs_lut_load(struct vc4_hvs * hvs,struct vc4_crtc * vc4_crtc) vc4_hvs_lut_load() argument
456 vc4_hvs_update_gamma_lut(struct vc4_hvs * hvs,struct vc4_crtc * vc4_crtc) vc4_hvs_update_gamma_lut() argument
473 vc4_hvs_get_fifo_frame_count(struct vc4_hvs * hvs,unsigned int fifo) vc4_hvs_get_fifo_frame_count() argument
532 vc4_hvs_get_fifo_from_output(struct vc4_hvs * hvs,unsigned int output) vc4_hvs_get_fifo_from_output() argument
618 vc4_hvs_init_channel(struct vc4_hvs * hvs,struct drm_crtc * crtc,struct drm_display_mode * mode,bool oneshot) vc4_hvs_init_channel() argument
683 vc6_hvs_init_channel(struct vc4_hvs * hvs,struct drm_crtc * crtc,struct drm_display_mode * mode,bool oneshot) vc6_hvs_init_channel() argument
719 __vc4_hvs_stop_channel(struct vc4_hvs * hvs,unsigned int chan) __vc4_hvs_stop_channel() argument
751 __vc6_hvs_stop_channel(struct vc4_hvs * hvs,unsigned int chan) __vc6_hvs_stop_channel() argument
779 vc4_hvs_stop_channel(struct vc4_hvs * hvs,unsigned int chan) vc4_hvs_stop_channel() argument
838 struct vc4_hvs *hvs = vc4->hvs; vc4_hvs_install_dlist() local
932 struct vc4_hvs *hvs = vc4->hvs; vc4_hvs_atomic_flush() local
1056 vc4_hvs_mask_underrun(struct vc4_hvs * hvs,int channel) vc4_hvs_mask_underrun() argument
1078 vc4_hvs_unmask_underrun(struct vc4_hvs * hvs,int channel) vc4_hvs_unmask_underrun() argument
1114 struct vc4_hvs *hvs = vc4->hvs; vc4_hvs_irq_handler() local
1164 struct vc4_hvs *hvs = vc4->hvs; vc4_hvs_debugfs_init() local
1193 struct vc4_hvs *hvs; __vc4_hvs_alloc() local
1303 vc4_hvs_hw_init(struct vc4_hvs * hvs) vc4_hvs_hw_init() argument
1477 vc6_hvs_hw_init(struct vc4_hvs * hvs) vc6_hvs_hw_init() argument
1533 vc4_hvs_cob_init(struct vc4_hvs * hvs) vc4_hvs_cob_init() argument
1635 struct vc4_hvs *hvs = NULL; vc4_hvs_bind() local
1756 struct vc4_hvs *hvs = vc4->hvs; vc4_hvs_unbind() local
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H A Dvc4_hdmi.c1 // SPDX-License-Identifier: GPL-2.0-only
12 * The HDMI core has a state machine and a PHY. On BCM2835, most of
21 * and transfers them over an internal MAI (multi-channel audio
55 #include <sound/hdmi-codec.h>
120 struct drm_display_info *display = &vc4_hdmi->connector.display_info; in vc4_hdmi_supports_scrambling()
122 lockdep_assert_held(&vc4_hdmi->mutex); in vc4_hdmi_supports_scrambling()
124 if (!display->is_hdm in vc4_hdmi_supports_scrambling()
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/linux/Documentation/devicetree/bindings/display/
H A Dbrcm,bcm2835-vc4.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/display/brcm,bcm2835-vc4.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Eric Anholt <eric@anholt.net>
14 with HDMI output and the HVS (Hardware Video Scaler) for compositing
20 - brcm,bcm2711-vc5
21 - brcm,bcm2712-vc6
22 - brcm,bcm2835-vc4
23 - brcm,cygnus-vc4
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/linux/arch/arm/boot/dts/broadcom/
H A Dbcm283x.dtsi1 #include <dt-bindings/pinctrl/bcm2835.h>
2 #include <dt-bindings/clock/bcm2835.h>
3 #include <dt-bindings/clock/bcm2835-aux.h>
4 #include <dt-bindings/gpio/gpio.h>
5 #include <dt-bindings/interrupt-controller/irq.h>
6 #include <dt-bindings/soc/bcm2835-pm.h>
8 /* firmware-provided startup stubs live here, where the secondary CPUs are
14 * bcm2835 and bcm2836 implementations, leaving the CPU configuration to
15 * bcm2835.dtsi and bcm2836.dtsi.
19 compatible = "brcm,bcm2835";
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H A Dbcm2711.dtsi1 // SPDX-License-Identifier: GPL-2.0
4 #include <dt-bindings/interrupt-controller/arm-gic.h>
5 #include <dt-bindings/soc/bcm2835-pm.h>
10 #address-cells = <2>;
11 #size-cells = <1>;
13 interrupt-parent = <&gicv2>;
16 compatible = "brcm,bcm2711-vc5";
20 clk_27MHz: clk-27M {
21 #clock-cells = <0>;
22 compatible = "fixed-clock";
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H A Dbcm2711-rpi.dtsi1 // SPDX-License-Identifier: GPL-2.0
2 #include "bcm2835-rpi.dtsi"
4 #include <dt-bindings/reset/raspberrypi,firmware-reset.h>
20 i2c0mux: i2c-mux0 {
21 compatible = "i2c-mux-pinctrl";
22 #address-cells = <1>;
23 #size-cells = <0>;
25 i2c-parent = <&i2c0>;
27 pinctrl-names = "i2c0", "i2c0-vc";
28 pinctrl-0 = <&i2c0_gpio0>;
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/linux/Documentation/gpu/
H A Dvc4.rst5 .. kernel-doc:: drivers/gpu/drm/vc4/vc4_drv.c
16 ----------------------
18 .. kernel-doc:: drivers/gpu/drm/vc4/vc4_crtc.c
21 HVS section in Display Hardware Handling
22 ---
24 .. kernel-doc:: drivers/gpu/drm/vc4/vc4_hvs.c
25 :doc: VC4 HVS module.
27 HVS planes
28 ----------
30 .. kernel-doc:: drivers/gpu/drm/vc4/vc4_plane.c
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/linux/drivers/clk/bcm/
H A Dclk-raspberrypi.c1 // SPDX-License-Identifier: GPL-2.0+
5 * Even though clk-bcm2835 provides an interface to the hardware registers for
8 * over-temperature and under-voltage protections provided by the firmware.
14 #include <linux/clk-provider.h>
19 #include <soc/bcm2835/raspberrypi-firmware.h>
35 [RPI_FIRMWARE_PIXEL_BVB_CLK_ID] = "pixel-bvb",
86 * The clock is shared between the HVS and the CSI
88 * on the pixels composited on the HVS and the capture
182 * https://github.com/raspberrypi/firmware/wiki/Mailbox-property-interface
195 .id = cpu_to_le32(data->id), in raspberrypi_clock_property()
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/linux/arch/arm64/boot/dts/broadcom/
H A Dbcm2712.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
2 #include <dt-bindings/interrupt-controller/arm-gic.h>
7 #address-cells = <2>;
8 #size-cells = <2>;
10 interrupt-parent = <&gicv2>;
14 clk_osc: clk-osc {
15 compatible = "fixed-clock";
16 #clock-cells = <0>;
17 clock-output-names = "osc";
18 clock-frequency = <54000000>;
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