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Implement both functions for i915 and xe, they prepare the work for drm_panic support. They both use kmap_try_from_panic(), and map one page at a time, to write the panic screen on the framebuffer. Signed-off-by: Jocelyn Falempe <jfalempe@redhat.com> Link: https://lore.kernel.org/r/20250624091501.257661-8-jfalempe@redhat.com Signed-off-by: Maarten Lankhorst <dev@lankhorst.se>
76 lines
1.9 KiB
C
76 lines
1.9 KiB
C
// SPDX-License-Identifier: MIT
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/* Copyright © 2024 Intel Corporation */
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#include <drm/drm_panic.h>
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#include "display/intel_display_types.h"
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#include "gem/i915_gem_mman.h"
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#include "gem/i915_gem_object.h"
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#include "gem/i915_gem_object_frontbuffer.h"
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#include "i915_debugfs.h"
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#include "intel_bo.h"
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bool intel_bo_is_tiled(struct drm_gem_object *obj)
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{
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return i915_gem_object_is_tiled(to_intel_bo(obj));
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}
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bool intel_bo_is_userptr(struct drm_gem_object *obj)
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{
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return i915_gem_object_is_userptr(to_intel_bo(obj));
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}
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bool intel_bo_is_shmem(struct drm_gem_object *obj)
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{
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return i915_gem_object_is_shmem(to_intel_bo(obj));
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}
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bool intel_bo_is_protected(struct drm_gem_object *obj)
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{
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return i915_gem_object_is_protected(to_intel_bo(obj));
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}
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void intel_bo_flush_if_display(struct drm_gem_object *obj)
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{
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i915_gem_object_flush_if_display(to_intel_bo(obj));
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}
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int intel_bo_fb_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
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{
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return i915_gem_fb_mmap(to_intel_bo(obj), vma);
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}
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int intel_bo_read_from_page(struct drm_gem_object *obj, u64 offset, void *dst, int size)
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{
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return i915_gem_object_read_from_page(to_intel_bo(obj), offset, dst, size);
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}
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struct intel_frontbuffer *intel_bo_get_frontbuffer(struct drm_gem_object *obj)
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{
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return i915_gem_object_get_frontbuffer(to_intel_bo(obj));
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}
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struct intel_frontbuffer *intel_bo_set_frontbuffer(struct drm_gem_object *obj,
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struct intel_frontbuffer *front)
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{
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return i915_gem_object_set_frontbuffer(to_intel_bo(obj), front);
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}
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void intel_bo_describe(struct seq_file *m, struct drm_gem_object *obj)
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{
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i915_debugfs_describe_obj(m, to_intel_bo(obj));
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}
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struct intel_framebuffer *intel_bo_alloc_framebuffer(void)
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{
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return i915_gem_object_alloc_framebuffer();
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}
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int intel_bo_panic_setup(struct drm_scanout_buffer *sb)
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{
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return i915_gem_object_panic_setup(sb);
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}
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void intel_bo_panic_finish(struct intel_framebuffer *fb)
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{
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return i915_gem_object_panic_finish(fb);
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}
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