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/linux/Documentation/devicetree/bindings/display/
H A Damlogic,meson-vpu.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/display/amlogic,meson-vpu.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Neil Armstrong <neil.armstrong@linaro.org>
17 DMC|---------------VPU (Video Processing Unit)----------------|------HHI------|
19 D |-------| |----| | | | | HDMI PLL |
20 D | vd2 | VIU | | Video Post | | Video Encoders |<---|-----VCLK |
21 R |-------| |----| Processing | | | | |
22 | osd2 | | | |---| Enci ----------|----|-----VDAC------|
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/linux/drivers/gpu/drm/amd/display/dc/inc/hw/
H A Dmpc.h2 * Copyright 2012-15 Advanced Micro Devices, Inc.
30 * that performs blending of multiple planes, using global and per-pixel alpha.
31 * It also performs post-blending color correction operations according to the
36 * supporting "M MPC inputs -> N MPC outputs" flexible composition
39 * - Programmable blending structure to allow software controlled blending and
41 * - Programmable window location of each DPP in active region of display;
42 * - Combining multiple DPP pipes in one active region when a single DPP pipe
44 * - Combining multiple DPP from different SLS with blending;
45 * - Stereo formats from single DPP in top-bottom or side-by-side modes;
46 * - Stereo formats from 2 DPPs;
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/linux/drivers/gpu/drm/amd/display/amdgpu_dm/
H A Damdgpu_dm_color.c38 * - Input gamma LUT (de-normalized)
39 * - Input CSC (normalized)
40 * - Surface degamma LUT (normalized)
41 * - Surface CSC (normalized)
42 * - Surface regamma LUT (normalized)
43 * - Output CSC (normalized)
49 * Plane CTM -> Plane degamma -> Plane CTM -> Plane regamma -> Plane CTM
58 * The pipe blending also happens after these blocks so we don't actually
59 * support any CRTC props with correct blending with multiple planes - but we
70 * Plane DGM Bypass -> Plane CTM Bypass -> Plane RGM Bypass -> ...
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H A Damdgpu_dm_crtc.c1 // SPDX-License-Identifier: MIT
43 struct drm_crtc *crtc = &acrtc->base; in amdgpu_dm_crtc_handle_vblank()
44 struct drm_device *dev = crtc->dev; in amdgpu_dm_crtc_handle_vblank()
49 spin_lock_irqsave(&dev->event_lock, flags); in amdgpu_dm_crtc_handle_vblank()
51 /* Send completion event for cursor-only commits */ in amdgpu_dm_crtc_handle_vblank()
52 if (acrtc->event && acrtc->pflip_status != AMDGPU_FLIP_SUBMITTED) { in amdgpu_dm_crtc_handle_vblank()
53 drm_crtc_send_vblank_event(crtc, acrtc->event); in amdgpu_dm_crtc_handle_vblank()
55 acrtc->event = NULL; in amdgpu_dm_crtc_handle_vblank()
58 spin_unlock_irqrestore(&dev->event_lock, flags); in amdgpu_dm_crtc_handle_vblank()
65 return crtc_state->active && drm_atomic_crtc_needs_modeset(crtc_state); in amdgpu_dm_crtc_modeset_required()
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/linux/drivers/gpu/drm/amd/amdgpu/
H A Damdgpu_mode.h40 #include <linux/i2c-algo-bit.h>
128 /* amdgpu gpio-based i2c
150 /* uses multi-media i2c engine */
317 /* DVI-I properties */
346 /* Driver-private color mgmt props */
350 * blending.
354 * size of degamma LUT as supported by the driver (read-only).
358 * @plane_degamma_tf_property: Plane pre-defined transfer function to
369 * @shaper_lut_property: Plane property to set pre-blending shaper LUT
372 * combine the user LUT values with pre-defined TF into the LUT
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/linux/Documentation/admin-guide/media/
H A Dimx.rst1 .. SPDX-License-Identifier: GPL-2.0
7 ------------
15 - Image DMA Controller (IDMAC)
16 - Camera Serial Interface (CSI)
17 - Image Converter (IC)
18 - Sensor Multi-FIFO Controller (SMFC)
19 - Image Rotator (IRT)
20 - Video De-Interlacing or Combining Block (VDIC)
26 re-ordering (for example UYVY to YUYV) within the same colorspace, and
27 packed <--> planar conversion. The IDMAC can also perform a simple
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/linux/Documentation/driver-api/media/drivers/
H A Dcx2341x-devel.rst1 .. SPDX-License-Identifier: GPL-2.0
7 -----------------------
12 .. note:: the memory long words are little-endian ('intel format').
21 .. code-block:: none
23 ivtvctl -O min=0x02000000,max=0x020000ff
26 register space :-).
35 .. code-block:: none
37 0x00000000-0x00ffffff Encoder memory space
38 0x00000000-0x0003ffff Encode.rom
39 ???-??? MPEG buffer(s)
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/linux/drivers/gpu/drm/amd/include/
H A Datombios.h2 * Copyright 2006-2007 Advanced Micro Devices, Inc.
107 #define ATOM_SCALER_DISABLE 0 //For Fudo, it's bypass and auto-cengter & no replication
108 #define ATOM_SCALER_CENTER 1 //For Fudo, it's bypass and auto-center & auto replication
109 #define ATOM_SCALER_EXPANSION 2 //For Fudo, it's 2 Tap alpha blending mode
110 #define ATOM_SCALER_MULTI_EX 3 //For Fudo only, it's multi-tap mode only used to drive TV or CV,…
222 UCHAR uaFirmWareSignature[4]; //Signature to distinguish between Atombios and non-atombios,
245 UCHAR uaFirmWareSignature[4]; //Signature to distinguish between Atombios and non-atombios,
427 …ONG ulPointerReturnFlag:1; // BYTE_3[7]=1 - Return the pointer to the right Data Block; BYTE_…
433 …ONG ulPointerReturnFlag:1; // BYTE_3[7]=1 - Return the pointer to the right Data Block; BYTE_…
440 …ULONG ulClock; //When returen, it's the re-calculated clock based on given Fb_div Post_Di…
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H A Datomfirmware.h6 * Description header file of general definitions for OS and pre-OS video drivers
31 * If a change in VBIOS/Driver/Tool's interface is only needed for pre-SoC15 products, then the chan…
32 * If a change is needed for both pre and post SoC15 products, then the change has to be made separa…
115 ATOM_SCALER_DISABLE =0, /*scaler bypass mode, auto-center & no replication*/
116 ATOM_SCALER_CENTER =1, //For Fudo, it's bypass and auto-center & auto replication
117 ATOM_SCALER_EXPANSION =2, /*scaler expansion by 2 tap alpha blending mode*/
202 #define BIOS_VERSION_PREFIX "ATOMBIOSBK-AMD"
245 …tom_string_def atom_bios_string; //Signature to distinguish between Atombios and non-atombios,
604 uint32_t maco_pwrlimit_mw; // bomaco mode power limit in unit of m-watt
605 uint32_t usb_pwrlimit_mw; // power limit when USB is enable in unit of m-watt
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/linux/drivers/gpu/drm/amd/display/dc/hwss/dce110/
H A Ddce110_hwseq.c74 * For eDP, after power-up/power/down,
84 hws->ctx
87 ctx->logger
89 struct dc_context *ctx = dc->ctx
92 hws->regs->reg
96 hws->shifts->field_name, hws->masks->field_name
104 .crtc = (mmCRTC0_CRTC_GSL_CONTROL - mmCRTC_GSL_CONTROL),
107 .crtc = (mmCRTC1_CRTC_GSL_CONTROL - mmCRTC_GSL_CONTROL),
110 .crtc = (mmCRTC2_CRTC_GSL_CONTROL - mmCRTC_GSL_CONTROL),
113 .crtc = (mmCRTCV_GSL_CONTROL - mmCRTC_GSL_CONTROL),
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