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Merge tag 'drm-misc-next-2024-10-17' of https://gitlab.freedesktop.org/drm/misc/kernel into drm-next
drm-misc-next for v6.13: Cross-subsystem Changes: - Small fixes to dma-buf. Core Changes: - Convert many drivers to use video aperture helpers and remove the DRM one. Driver Changes: - Add coredump, pantherlake support to accel/ivpu. - Assorted bugfixes to ivpu, edp-panel, bochs, gcc-15, panel/s6e3ha8. - Docbook fixes for TTM. - Add Samsung AMS581VF01 Signed-off-by: Dave Airlie <airlied@redhat.com> From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/b9f475d2-d6e0-4f88-b533-1c674a293022@linux.intel.com
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‎Documentation/accel/qaic/aic080.rst‎

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.. SPDX-License-Identifier: GPL-2.0-only
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===============================
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Qualcomm Cloud AI 80 (AIC080)
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===============================
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Overview
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========
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The Qualcomm Cloud AI 80/AIC080 family of products are a derivative of AIC100.
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The number of NSPs and clock rates are reduced to fit within resource
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constrained solutions. The PCIe Product ID is 0xa080.
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As a derivative product, all AIC100 documentation applies.

‎Documentation/accel/qaic/aic100.rst‎

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@@ -229,6 +229,8 @@ of the defined channels, and their uses.
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| _PERIODIC | | | timestamps in the device side logs with|
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| | | | the host time source. |
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+----------------+---------+----------+----------------------------------------+
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| IPCR | 24 & 25 | AMSS | AF_QIPCRTR clients and servers. |
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+----------------+---------+----------+----------------------------------------+
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DMA Bridge
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==========

‎Documentation/accel/qaic/index.rst‎

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.. toctree::
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qaic
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aic080
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aic100

‎Documentation/devicetree/bindings/display/panel/samsung,ams581vf01.yaml‎

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# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/display/panel/samsung,ams581vf01.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Samsung AMS581VF01 SOFEF01-based 5.81" 1080x2340 MIPI-DSI Panel
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maintainers:
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- Danila Tikhonov <danila@jiaxyga.com>
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description:
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The Samsung AMS581VF01 is a 5.81 inch 1080x2340 MIPI-DSI CMD mode OLED panel.
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allOf:
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- $ref: panel-common.yaml#
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properties:
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compatible:
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const: samsung,ams581vf01
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reg:
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maxItems: 1
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vdd3p3-supply:
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description: 3.3V source voltage rail
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vddio-supply:
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description: I/O source voltage rail
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vsn-supply:
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description: Negative source voltage rail
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vsp-supply:
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description: Positive source voltage rail
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reset-gpios: true
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port: true
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required:
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- compatible
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- reg
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- vdd3p3-supply
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- vddio-supply
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- vsn-supply
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- vsp-supply
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- reset-gpios
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- port
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/gpio/gpio.h>
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dsi {
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#address-cells = <1>;
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#size-cells = <0>;
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panel@0 {
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compatible = "samsung,ams581vf01";
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reg = <0>;
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vdd3p3-supply = <&vreg_l7c_3p0>;
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vddio-supply = <&vreg_l13a_1p8>;
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vsn-supply = <&vreg_ibb>;
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vsp-supply = <&vreg_lab>;
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reset-gpios = <&pm6150l_gpios 9 GPIO_ACTIVE_LOW>;
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port {
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panel_in: endpoint {
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remote-endpoint = <&mdss_dsi0_out>;
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};
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};
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};
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};
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...

‎Documentation/gpu/drm-internals.rst‎

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.. kernel-doc:: include/drm/drm_module.h
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:doc: overview
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Managing Ownership of the Framebuffer Aperture
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----------------------------------------------
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.. kernel-doc:: drivers/gpu/drm/drm_aperture.c
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:doc: overview
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.. kernel-doc:: include/drm/drm_aperture.h
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:internal:
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.. kernel-doc:: drivers/gpu/drm/drm_aperture.c
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:export:
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Device Instance and Driver Handling
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-----------------------------------
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‎MAINTAINERS‎

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L: dri-devel@lists.freedesktop.org
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S: Maintained
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T: git https://gitlab.freedesktop.org/drm/misc/kernel.git
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F: drivers/gpu/drm/drm_aperture.c
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F: drivers/gpu/drm/tiny/ofdrm.c
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F: drivers/gpu/drm/tiny/simpledrm.c
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F: drivers/video/aperture.c
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F: drivers/video/nomodeset.c
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F: include/drm/drm_aperture.h
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F: include/linux/aperture.h
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F: include/video/nomodeset.h
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DRM DRIVERS FOR VC4
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M: Maxime Ripard <mripard@kernel.org>
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M: Dave Stevenson <dave.stevenson@raspberrypi.com>
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R: Maíra Canal <mcanal@igalia.com>
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R: Raspberry Pi Kernel Maintenance <kernel-list@raspberrypi.com>
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S: Supported
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T: git https://gitlab.freedesktop.org/drm/misc/kernel.git

‎drivers/accel/ivpu/Kconfig‎

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@@ -8,6 +8,7 @@ config DRM_ACCEL_IVPU
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select FW_LOADER
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select DRM_GEM_SHMEM_HELPER
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select GENERIC_ALLOCATOR
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select WANT_DEV_COREDUMP
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help
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Choose this option if you have a system with an 14th generation
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Intel CPU (Meteor Lake) or newer. Intel NPU (formerly called Intel VPU)

‎drivers/accel/ivpu/Makefile‎

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@@ -16,8 +16,12 @@ intel_vpu-y := \
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ivpu_mmu_context.o \
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ivpu_ms.o \
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ivpu_pm.o \
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ivpu_sysfs.o
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ivpu_sysfs.o \
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ivpu_trace_points.o
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intel_vpu-$(CONFIG_DEBUG_FS) += ivpu_debugfs.o
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intel_vpu-$(CONFIG_DEV_COREDUMP) += ivpu_coredump.o
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obj-$(CONFIG_DRM_ACCEL_IVPU) += intel_vpu.o
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CFLAGS_ivpu_trace_points.o = -I$(src)

‎drivers/accel/ivpu/ivpu_coredump.c‎

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// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (C) 2020-2024 Intel Corporation
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*/
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#include <linux/devcoredump.h>
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#include <linux/firmware.h>
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#include "ivpu_coredump.h"
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#include "ivpu_fw.h"
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#include "ivpu_gem.h"
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#include "vpu_boot_api.h"
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#define CRASH_DUMP_HEADER "Intel NPU crash dump"
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#define CRASH_DUMP_HEADERS_SIZE SZ_4K
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void ivpu_dev_coredump(struct ivpu_device *vdev)
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{
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struct drm_print_iterator pi = {};
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struct drm_printer p;
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size_t coredump_size;
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char *coredump;
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coredump_size = CRASH_DUMP_HEADERS_SIZE + FW_VERSION_HEADER_SIZE +
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ivpu_bo_size(vdev->fw->mem_log_crit) + ivpu_bo_size(vdev->fw->mem_log_verb);
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coredump = vmalloc(coredump_size);
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if (!coredump)
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return;
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pi.data = coredump;
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pi.remain = coredump_size;
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p = drm_coredump_printer(&pi);
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drm_printf(&p, "%s\n", CRASH_DUMP_HEADER);
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drm_printf(&p, "FW version: %s\n", vdev->fw->version);
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ivpu_fw_log_print(vdev, false, &p);
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dev_coredumpv(vdev->drm.dev, coredump, pi.offset, GFP_KERNEL);
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}

‎drivers/accel/ivpu/ivpu_coredump.h‎

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/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (C) 2020-2024 Intel Corporation
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*/
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#ifndef __IVPU_COREDUMP_H__
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#define __IVPU_COREDUMP_H__
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#include <drm/drm_print.h>
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#include "ivpu_drv.h"
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#include "ivpu_fw_log.h"
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#ifdef CONFIG_DEV_COREDUMP
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void ivpu_dev_coredump(struct ivpu_device *vdev);
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#else
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static inline void ivpu_dev_coredump(struct ivpu_device *vdev)
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{
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struct drm_printer p = drm_info_printer(vdev->drm.dev);
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ivpu_fw_log_print(vdev, false, &p);
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}
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#endif
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#endif /* __IVPU_COREDUMP_H__ */

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