mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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457109829f
amdgpu: - Switch to HMM for userptr (reverted until HMM fixes land) - New experimental SMU 11 replacement for powerplay for vega20 (not enabled by default) - Initial RAS support for vega20 - BACO support for vega12 - BACO fixes for vega20 - Rework IH handling for page fault and retry interrupts - Cleanly split CPU and GPU paths for GPUVM updates - Powerplay fixes - XGMI fixes - Rework how DC interacts with atomic for planes - Clean up and simplify DC/Powerplay interfaces - Misc cleanups and bug fixes amdkfd: - Switch to HMM for userptr (reverted until HMM fixes land) - Add initial RAS support - MQD fixes ttm: - Unify DRM_FILE_PAGE_OFFSET handling - Account for kernel allocations in kernel zone only - Misc cleanups Signed-off-by: Dave Airlie <airlied@redhat.com> From: Alex Deucher <alexdeucher@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190402170820.22197-1-alexander.deucher@amd.com
272 lines
7.8 KiB
C
272 lines
7.8 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* Copyright (C) 2013-2017 Oracle Corporation
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* This file is based on ast_drv.h
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* Copyright 2012 Red Hat Inc.
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* Authors: Dave Airlie <airlied@redhat.com>
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* Michael Thayer <michael.thayer@oracle.com,
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* Hans de Goede <hdegoede@redhat.com>
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*/
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#ifndef __VBOX_DRV_H__
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#define __VBOX_DRV_H__
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#include <linux/genalloc.h>
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#include <linux/io.h>
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#include <linux/irqreturn.h>
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#include <linux/string.h>
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#include <drm/drm_encoder.h>
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#include <drm/drm_fb_helper.h>
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#include <drm/drm_gem.h>
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#include <drm/ttm/ttm_bo_api.h>
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#include <drm/ttm/ttm_bo_driver.h>
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#include <drm/ttm/ttm_placement.h>
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#include <drm/ttm/ttm_memory.h>
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#include <drm/ttm/ttm_module.h>
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#include "vboxvideo_guest.h"
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#include "vboxvideo_vbe.h"
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#include "hgsmi_ch_setup.h"
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#define DRIVER_NAME "vboxvideo"
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#define DRIVER_DESC "Oracle VM VirtualBox Graphics Card"
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#define DRIVER_DATE "20130823"
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#define DRIVER_MAJOR 1
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#define DRIVER_MINOR 0
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#define DRIVER_PATCHLEVEL 0
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#define VBOX_MAX_CURSOR_WIDTH 64
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#define VBOX_MAX_CURSOR_HEIGHT 64
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#define CURSOR_PIXEL_COUNT (VBOX_MAX_CURSOR_WIDTH * VBOX_MAX_CURSOR_HEIGHT)
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#define CURSOR_DATA_SIZE (CURSOR_PIXEL_COUNT * 4 + CURSOR_PIXEL_COUNT / 8)
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#define VBOX_MAX_SCREENS 32
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#define GUEST_HEAP_OFFSET(vbox) ((vbox)->full_vram_size - \
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VBVA_ADAPTER_INFORMATION_SIZE)
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#define GUEST_HEAP_SIZE VBVA_ADAPTER_INFORMATION_SIZE
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#define GUEST_HEAP_USABLE_SIZE (VBVA_ADAPTER_INFORMATION_SIZE - \
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sizeof(struct hgsmi_host_flags))
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#define HOST_FLAGS_OFFSET GUEST_HEAP_USABLE_SIZE
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struct vbox_framebuffer {
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struct drm_framebuffer base;
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struct drm_gem_object *obj;
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};
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struct vbox_private {
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/* Must be first; or we must define our own release callback */
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struct drm_device ddev;
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struct drm_fb_helper fb_helper;
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struct vbox_framebuffer afb;
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u8 __iomem *guest_heap;
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u8 __iomem *vbva_buffers;
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struct gen_pool *guest_pool;
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struct vbva_buf_ctx *vbva_info;
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bool any_pitch;
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u32 num_crtcs;
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/* Amount of available VRAM, including space used for buffers. */
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u32 full_vram_size;
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/* Amount of available VRAM, not including space used for buffers. */
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u32 available_vram_size;
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/* Array of structures for receiving mode hints. */
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struct vbva_modehint *last_mode_hints;
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int fb_mtrr;
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struct {
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struct ttm_bo_device bdev;
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} ttm;
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struct mutex hw_mutex; /* protects modeset and accel/vbva accesses */
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struct work_struct hotplug_work;
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u32 input_mapping_width;
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u32 input_mapping_height;
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/*
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* Is user-space using an X.Org-style layout of one large frame-buffer
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* encompassing all screen ones or is the fbdev console active?
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*/
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bool single_framebuffer;
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u8 cursor_data[CURSOR_DATA_SIZE];
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};
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#undef CURSOR_PIXEL_COUNT
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#undef CURSOR_DATA_SIZE
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struct vbox_gem_object;
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struct vbox_connector {
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struct drm_connector base;
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char name[32];
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struct vbox_crtc *vbox_crtc;
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struct {
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u32 width;
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u32 height;
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bool disconnected;
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} mode_hint;
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};
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struct vbox_crtc {
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struct drm_crtc base;
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bool disconnected;
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unsigned int crtc_id;
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u32 fb_offset;
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bool cursor_enabled;
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u32 x_hint;
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u32 y_hint;
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/*
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* When setting a mode we not only pass the mode to the hypervisor,
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* but also information on how to map / translate input coordinates
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* for the emulated USB tablet. This input-mapping may change when
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* the mode on *another* crtc changes.
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*
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* This means that sometimes we must do a modeset on other crtc-s then
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* the one being changed to update the input-mapping. Including crtc-s
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* which may be disabled inside the guest (shown as a black window
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* on the host unless closed by the user).
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*
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* With atomic modesetting the mode-info of disabled crtcs gets zeroed
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* yet we need it when updating the input-map to avoid resizing the
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* window as a side effect of a mode_set on another crtc. Therefor we
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* cache the info of the last mode below.
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*/
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u32 width;
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u32 height;
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u32 x;
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u32 y;
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};
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struct vbox_encoder {
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struct drm_encoder base;
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};
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#define to_vbox_crtc(x) container_of(x, struct vbox_crtc, base)
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#define to_vbox_connector(x) container_of(x, struct vbox_connector, base)
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#define to_vbox_encoder(x) container_of(x, struct vbox_encoder, base)
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#define to_vbox_framebuffer(x) container_of(x, struct vbox_framebuffer, base)
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bool vbox_check_supported(u16 id);
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int vbox_hw_init(struct vbox_private *vbox);
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void vbox_hw_fini(struct vbox_private *vbox);
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int vbox_mode_init(struct vbox_private *vbox);
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void vbox_mode_fini(struct vbox_private *vbox);
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void vbox_report_caps(struct vbox_private *vbox);
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void vbox_framebuffer_dirty_rectangles(struct drm_framebuffer *fb,
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struct drm_clip_rect *rects,
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unsigned int num_rects);
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int vbox_framebuffer_init(struct vbox_private *vbox,
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struct vbox_framebuffer *vbox_fb,
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const struct drm_mode_fb_cmd2 *mode_cmd,
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struct drm_gem_object *obj);
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int vboxfb_create(struct drm_fb_helper *helper,
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struct drm_fb_helper_surface_size *sizes);
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void vbox_fbdev_fini(struct vbox_private *vbox);
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struct vbox_bo {
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struct ttm_buffer_object bo;
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struct ttm_placement placement;
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struct ttm_bo_kmap_obj kmap;
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struct drm_gem_object gem;
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struct ttm_place placements[3];
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int pin_count;
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};
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#define gem_to_vbox_bo(gobj) container_of((gobj), struct vbox_bo, gem)
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static inline struct vbox_bo *vbox_bo(struct ttm_buffer_object *bo)
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{
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return container_of(bo, struct vbox_bo, bo);
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}
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#define to_vbox_obj(x) container_of(x, struct vbox_gem_object, base)
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static inline u64 vbox_bo_gpu_offset(struct vbox_bo *bo)
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{
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return bo->bo.offset;
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}
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int vbox_dumb_create(struct drm_file *file,
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struct drm_device *dev,
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struct drm_mode_create_dumb *args);
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void vbox_gem_free_object(struct drm_gem_object *obj);
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int vbox_dumb_mmap_offset(struct drm_file *file,
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struct drm_device *dev,
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u32 handle, u64 *offset);
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int vbox_mm_init(struct vbox_private *vbox);
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void vbox_mm_fini(struct vbox_private *vbox);
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int vbox_bo_create(struct vbox_private *vbox, int size, int align,
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u32 flags, struct vbox_bo **pvboxbo);
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int vbox_gem_create(struct vbox_private *vbox,
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u32 size, bool iskernel, struct drm_gem_object **obj);
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int vbox_bo_pin(struct vbox_bo *bo, u32 pl_flag);
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int vbox_bo_unpin(struct vbox_bo *bo);
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static inline int vbox_bo_reserve(struct vbox_bo *bo, bool no_wait)
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{
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int ret;
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ret = ttm_bo_reserve(&bo->bo, true, no_wait, NULL);
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if (ret) {
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if (ret != -ERESTARTSYS && ret != -EBUSY)
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DRM_ERROR("reserve failed %p\n", bo);
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return ret;
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}
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return 0;
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}
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static inline void vbox_bo_unreserve(struct vbox_bo *bo)
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{
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ttm_bo_unreserve(&bo->bo);
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}
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void vbox_ttm_placement(struct vbox_bo *bo, int domain);
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int vbox_bo_push_sysram(struct vbox_bo *bo);
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int vbox_mmap(struct file *filp, struct vm_area_struct *vma);
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void *vbox_bo_kmap(struct vbox_bo *bo);
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void vbox_bo_kunmap(struct vbox_bo *bo);
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/* vbox_prime.c */
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int vbox_gem_prime_pin(struct drm_gem_object *obj);
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void vbox_gem_prime_unpin(struct drm_gem_object *obj);
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struct sg_table *vbox_gem_prime_get_sg_table(struct drm_gem_object *obj);
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struct drm_gem_object *vbox_gem_prime_import_sg_table(
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struct drm_device *dev, struct dma_buf_attachment *attach,
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struct sg_table *table);
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void *vbox_gem_prime_vmap(struct drm_gem_object *obj);
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void vbox_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
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int vbox_gem_prime_mmap(struct drm_gem_object *obj,
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struct vm_area_struct *area);
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/* vbox_irq.c */
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int vbox_irq_init(struct vbox_private *vbox);
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void vbox_irq_fini(struct vbox_private *vbox);
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void vbox_report_hotplug(struct vbox_private *vbox);
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irqreturn_t vbox_irq_handler(int irq, void *arg);
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/* vbox_hgsmi.c */
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void *hgsmi_buffer_alloc(struct gen_pool *guest_pool, size_t size,
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u8 channel, u16 channel_info);
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void hgsmi_buffer_free(struct gen_pool *guest_pool, void *buf);
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int hgsmi_buffer_submit(struct gen_pool *guest_pool, void *buf);
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static inline void vbox_write_ioport(u16 index, u16 data)
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{
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outw(index, VBE_DISPI_IOPORT_INDEX);
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outw(data, VBE_DISPI_IOPORT_DATA);
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}
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#endif
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