Module Name: src Committed By: riastradh Date: Sun Dec 19 11:37:41 UTC 2021
Modified Files: src/sys/external/bsd/common/include/linux: list.h src/sys/external/bsd/drm2/dist/drm/i915: i915_scheduler.c i915_utils.c i915_vgpu.c i915_vma.c i915_vma.h src/sys/external/bsd/drm2/dist/drm/i915/gem: i915_gem_object.c src/sys/external/bsd/drm2/i915drm: files.i915drmkms i915_sysfs.c src/sys/external/bsd/drm2/include/linux: atomic.h Added Files: src/sys/external/bsd/drm2/i915drm: i915_switcheroo.c Log Message: i915: More progress. To generate a diff of this commit: cvs rdiff -u -r1.29 -r1.30 src/sys/external/bsd/common/include/linux/list.h cvs rdiff -u -r1.3 -r1.4 \ src/sys/external/bsd/drm2/dist/drm/i915/i915_scheduler.c \ src/sys/external/bsd/drm2/dist/drm/i915/i915_utils.c cvs rdiff -u -r1.5 -r1.6 src/sys/external/bsd/drm2/dist/drm/i915/i915_vgpu.c \ src/sys/external/bsd/drm2/dist/drm/i915/i915_vma.c cvs rdiff -u -r1.6 -r1.7 src/sys/external/bsd/drm2/dist/drm/i915/i915_vma.h cvs rdiff -u -r1.4 -r1.5 \ src/sys/external/bsd/drm2/dist/drm/i915/gem/i915_gem_object.c cvs rdiff -u -r1.72 -r1.73 src/sys/external/bsd/drm2/i915drm/files.i915drmkms cvs rdiff -u -r0 -r1.1 src/sys/external/bsd/drm2/i915drm/i915_switcheroo.c cvs rdiff -u -r1.3 -r1.4 src/sys/external/bsd/drm2/i915drm/i915_sysfs.c cvs rdiff -u -r1.39 -r1.40 src/sys/external/bsd/drm2/include/linux/atomic.h Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/external/bsd/common/include/linux/list.h diff -u src/sys/external/bsd/common/include/linux/list.h:1.29 src/sys/external/bsd/common/include/linux/list.h:1.30 --- src/sys/external/bsd/common/include/linux/list.h:1.29 Sun Dec 19 11:36:32 2021 +++ src/sys/external/bsd/common/include/linux/list.h Sun Dec 19 11:37:41 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: list.h,v 1.29 2021/12/19 11:36:32 riastradh Exp $ */ +/* $NetBSD: list.h,v 1.30 2021/12/19 11:37:41 riastradh Exp $ */ /*- * Copyright (c) 2013 The NetBSD Foundation, Inc. @@ -132,6 +132,22 @@ list_add(struct list_head *node, struct } static inline void +list_add_rcu(struct list_head *node, struct list_head *head) +{ + struct list_head *next = head->next; + + /* Initialize the new node first. */ + node->next = next; + node->prev = head; + + /* Now publish it. */ + atomic_store_release(&head->next, node); + + /* Fix up back pointers, not protected by RCU. */ + next->prev = node; +} + +static inline void list_add_tail(struct list_head *node, struct list_head *head) { __list_add_between(head->prev, node, head); Index: src/sys/external/bsd/drm2/dist/drm/i915/i915_scheduler.c diff -u src/sys/external/bsd/drm2/dist/drm/i915/i915_scheduler.c:1.3 src/sys/external/bsd/drm2/dist/drm/i915/i915_scheduler.c:1.4 --- src/sys/external/bsd/drm2/dist/drm/i915/i915_scheduler.c:1.3 Sun Dec 19 11:37:05 2021 +++ src/sys/external/bsd/drm2/dist/drm/i915/i915_scheduler.c Sun Dec 19 11:37:41 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: i915_scheduler.c,v 1.3 2021/12/19 11:37:05 riastradh Exp $ */ +/* $NetBSD: i915_scheduler.c,v 1.4 2021/12/19 11:37:41 riastradh Exp $ */ /* * SPDX-License-Identifier: MIT @@ -7,7 +7,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: i915_scheduler.c,v 1.3 2021/12/19 11:37:05 riastradh Exp $"); +__KERNEL_RCSID(0, "$NetBSD: i915_scheduler.c,v 1.4 2021/12/19 11:37:41 riastradh Exp $"); #include <linux/mutex.h> @@ -16,6 +16,8 @@ __KERNEL_RCSID(0, "$NetBSD: i915_schedul #include "i915_request.h" #include "i915_scheduler.h" +#include <linux/nbsd-namespace.h> + static struct i915_global_scheduler { struct i915_global base; struct kmem_cache *slab_dependencies; @@ -62,7 +64,9 @@ static void assert_priolists(struct inte rb_first(&execlists->queue.rb_root)); last_prio = (INT_MAX >> I915_USER_PRIORITY_SHIFT) + 1; - for (rb = rb_first_cached(&execlists->queue); rb; rb = rb_next(rb)) { + for (rb = rb_first_cached(&execlists->queue); + rb; + rb = rb_next2(&execlists->queue.rb_root, rb)) { const struct i915_priolist *p = to_priolist(rb); GEM_BUG_ON(p->priority >= last_prio); @@ -97,6 +101,15 @@ i915_sched_lookup_priolist(struct intel_ prio = I915_PRIORITY_NORMAL; find_priolist: +#ifdef __NetBSD__ + /* XXX */ + __USE(first); + __USE(parent); + __USE(rb); + p = rb_tree_find_node(&execlists->queue.rb_root.rbr_tree, &prio); + if (p) + goto out; +#else /* most positive priority is scheduled first, equal priorities fifo */ rb = NULL; parent = &execlists->queue.rb_root.rb_node; @@ -112,6 +125,7 @@ find_priolist: goto out; } } +#endif if (prio == I915_PRIORITY_NORMAL) { p = &execlists->default_priolist; @@ -137,8 +151,15 @@ find_priolist: p->priority = prio; for (i = 0; i < ARRAY_SIZE(p->requests); i++) INIT_LIST_HEAD(&p->requests[i]); +#ifdef __NetBSD__ + struct i915_priolist *collision __diagused; + collision = rb_tree_insert_node(&execlists->queue.rb_root.rbr_tree, + p); + KASSERT(collision == p); +#else rb_link_node(&p->node, rb, parent); rb_insert_color_cached(&p->node, &execlists->queue, first); +#endif p->used = 0; out: Index: src/sys/external/bsd/drm2/dist/drm/i915/i915_utils.c diff -u src/sys/external/bsd/drm2/dist/drm/i915/i915_utils.c:1.3 src/sys/external/bsd/drm2/dist/drm/i915/i915_utils.c:1.4 --- src/sys/external/bsd/drm2/dist/drm/i915/i915_utils.c:1.3 Sun Dec 19 01:24:26 2021 +++ src/sys/external/bsd/drm2/dist/drm/i915/i915_utils.c Sun Dec 19 11:37:41 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: i915_utils.c,v 1.3 2021/12/19 01:24:26 riastradh Exp $ */ +/* $NetBSD: i915_utils.c,v 1.4 2021/12/19 11:37:41 riastradh Exp $ */ // SPDX-License-Identifier: MIT /* @@ -6,7 +6,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: i915_utils.c,v 1.3 2021/12/19 01:24:26 riastradh Exp $"); +__KERNEL_RCSID(0, "$NetBSD: i915_utils.c,v 1.4 2021/12/19 11:37:41 riastradh Exp $"); #include <drm/drm_drv.h> @@ -105,11 +105,15 @@ bool i915_error_injected(void) void cancel_timer(struct timer_list *t) { +#ifndef __NetBSD__ if (!READ_ONCE(t->expires)) return; +#endif del_timer(t); +#ifndef __NetBSD__ WRITE_ONCE(t->expires, 0); +#endif } void set_timer_ms(struct timer_list *t, unsigned long timeout) Index: src/sys/external/bsd/drm2/dist/drm/i915/i915_vgpu.c diff -u src/sys/external/bsd/drm2/dist/drm/i915/i915_vgpu.c:1.5 src/sys/external/bsd/drm2/dist/drm/i915/i915_vgpu.c:1.6 --- src/sys/external/bsd/drm2/dist/drm/i915/i915_vgpu.c:1.5 Sat Dec 18 23:45:28 2021 +++ src/sys/external/bsd/drm2/dist/drm/i915/i915_vgpu.c Sun Dec 19 11:37:41 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: i915_vgpu.c,v 1.5 2021/12/18 23:45:28 riastradh Exp $ */ +/* $NetBSD: i915_vgpu.c,v 1.6 2021/12/19 11:37:41 riastradh Exp $ */ /* * Copyright(c) 2011-2015 Intel Corporation. All rights reserved. @@ -24,10 +24,12 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: i915_vgpu.c,v 1.5 2021/12/18 23:45:28 riastradh Exp $"); +__KERNEL_RCSID(0, "$NetBSD: i915_vgpu.c,v 1.6 2021/12/19 11:37:41 riastradh Exp $"); #include "i915_vgpu.h" +#include <linux/nbsd-namespace.h> + /** * DOC: Intel GVT-g guest support * @@ -67,7 +69,14 @@ void i915_detect_vgpu(struct drm_i915_pr struct pci_dev *pdev = dev_priv->drm.pdev; u64 magic; u16 version_major; +#ifdef __NetBSD__ + bus_space_tag_t bst; + bus_space_handle_t bsh; + bus_size_t off = VGT_PVINFO_PAGE; + bus_size_t size = VGT_PVINFO_SIZE; +#else void __iomem *shared_area; +#endif BUILD_BUG_ON(sizeof(struct vgt_if) != VGT_PVINFO_SIZE); @@ -80,31 +89,38 @@ void i915_detect_vgpu(struct drm_i915_pr if (INTEL_GEN(dev_priv) < 6) return; - shared_area = pci_iomap_range(pdev, 0, VGT_PVINFO_PAGE, VGT_PVINFO_SIZE); - if (!shared_area) { +#ifdef __NetBSD__ + bst = pdev->pd_pa.pa_memt; + if (off > pdev->pd_resources[0].size || + size > pdev->pd_resources[0].size - off || + bus_space_map(bst, pdev->pd_resources[0].addr + off, size, + pdev->pd_resources[0].flags, &bsh)) { DRM_ERROR("failed to map MMIO bar to check for VGT\n"); return; } - -#ifdef __NetBSD__ # ifdef _LP64 - magic = bus_space_read_8(dev_priv->regs_bst, dev_priv->regs_bsh, - vgtif_reg(magic)); + magic = bus_space_read_8(bst, bsh, (bus_size_t)vgtif_offset(magic)); # else - magic = bus_space_read_4(dev_priv->regs_bst, dev_priv->regs_bsh, - vgtif_reg(magic)); - magic |= (uint64_t)bus_space_read_4(dev_priv->regs_bst, - dev_priv->regs_bsh, vgtif_reg(magic) + 4) << 32; + magic = bus_space_read_4(bst, bsh, (bus_size_t)vgtif_offset(magic)); + magic |= (uint64_t)bus_space_read_4(bst, bsh, + (bus_size_t)vgtif_offset(magic) + 4) + << 32; # endif #else + shared_area = pci_iomap_range(pdev, 0, VGT_PVINFO_PAGE, VGT_PVINFO_SIZE); + if (!shared_area) { + DRM_ERROR("failed to map MMIO bar to check for VGT\n"); + return; + } magic = readq(shared_area + vgtif_offset(magic)); #endif + if (magic != VGT_MAGIC) goto out; #ifdef __NetBSD__ - version_major = bus_space_read_2(dev_priv->regs_bst, dev_priv->regs_bsh, - vgtif_reg(version_major)); + version_major = bus_space_read_2(bst, bsh, + (bus_size_t)vgtif_offset(version_major)); #else version_major = readw(shared_area + vgtif_offset(version_major)); #endif @@ -113,14 +129,23 @@ void i915_detect_vgpu(struct drm_i915_pr goto out; } +#ifdef __NetBSD__ + dev_priv->vgpu.caps = bus_space_read_4(bst, bsh, + (bus_size_t)vgtif_offset(vgt_caps)); +#else dev_priv->vgpu.caps = readl(shared_area + vgtif_offset(vgt_caps)); +#endif dev_priv->vgpu.active = true; mutex_init(&dev_priv->vgpu.lock); DRM_INFO("Virtual GPU for Intel GVT-g detected.\n"); out: +#ifdef __NetBSD__ + bus_space_unmap(bst, bsh, size); +#else pci_iounmap(pdev, shared_area); +#endif } bool intel_vgpu_has_full_ppgtt(struct drm_i915_private *dev_priv) @@ -145,7 +170,7 @@ static void vgt_deballoon_space(struct i if (!drm_mm_node_allocated(node)) return; - DRM_DEBUG_DRIVER("deballoon space: range [0x%llx - 0x%llx] %llu KiB.\n", + DRM_DEBUG_DRIVER("deballoon space: range [0x%"PRIx64" - 0x%"PRIx64"] %"PRIu64" KiB.\n", node->start, node->start + node->size, node->size / 1024); Index: src/sys/external/bsd/drm2/dist/drm/i915/i915_vma.c diff -u src/sys/external/bsd/drm2/dist/drm/i915/i915_vma.c:1.5 src/sys/external/bsd/drm2/dist/drm/i915/i915_vma.c:1.6 --- src/sys/external/bsd/drm2/dist/drm/i915/i915_vma.c:1.5 Sun Dec 19 01:44:57 2021 +++ src/sys/external/bsd/drm2/dist/drm/i915/i915_vma.c Sun Dec 19 11:37:41 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: i915_vma.c,v 1.5 2021/12/19 01:44:57 riastradh Exp $ */ +/* $NetBSD: i915_vma.c,v 1.6 2021/12/19 11:37:41 riastradh Exp $ */ /* * Copyright © 2016 Intel Corporation @@ -25,7 +25,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: i915_vma.c,v 1.5 2021/12/19 01:44:57 riastradh Exp $"); +__KERNEL_RCSID(0, "$NetBSD: i915_vma.c,v 1.6 2021/12/19 11:37:41 riastradh Exp $"); #include <linux/sched/mm.h> #include <drm/drm_gem.h> @@ -43,6 +43,8 @@ __KERNEL_RCSID(0, "$NetBSD: i915_vma.c,v #include "i915_trace.h" #include "i915_vma.h" +#include <linux/nbsd-namespace.h> + static struct i915_global_vma { struct i915_global base; struct kmem_cache *slab_vmas; @@ -141,9 +143,9 @@ void i915_vma_tree_init(struct drm_i915_gem_object *obj) { #ifdef __NetBSD__ - rb_tree_init(&obj->vma_tree.rbr_tree, &vma_tree_rb_ops); + rb_tree_init(&obj->vma.tree.rbr_tree, &vma_tree_rb_ops); #else - obj->vma_tree = RB_ROOT; + obj->vma.tree = RB_ROOT; #endif } @@ -233,7 +235,7 @@ vma_create(struct drm_i915_gem_object *o __USE(rb); __USE(p); struct i915_vma *collision __diagused; - collision = rb_tree_insert_node(&obj->vma_tree.rbr_tree, vma); + collision = rb_tree_insert_node(&obj->vma.tree.rbr_tree, vma); KASSERT(collision == vma); #else spin_lock(&obj->vma.lock); @@ -296,7 +298,7 @@ vma_lookup(struct drm_i915_gem_object *o #ifdef __NetBSD__ const struct i915_vma_key key = { .vm = vm, .view = view }; - return rb_tree_find_node(&obj->vma_tree.rbr_tree, &key); + return rb_tree_find_node(&obj->vma.tree.rbr_tree, &key); #else struct rb_node *rb; @@ -510,7 +512,11 @@ void __iomem *i915_vma_pin_iomap(struct } if (unlikely(cmpxchg(&vma->iomap, NULL, ptr))) { +#ifdef __NetBSD__ + io_mapping_unmap(&i915_vm_to_ggtt(vma->vm)->iomap, ptr); +#else io_mapping_unmap(ptr); +#endif ptr = vma->iomap; } } @@ -579,7 +585,7 @@ bool i915_vma_misplaced(const struct i91 if (!drm_mm_node_allocated(&vma->node)) return false; - if (test_bit(I915_VMA_ERROR_BIT, __i915_vma_flags(vma))) + if (test_bit(I915_VMA_ERROR_BIT, __i915_vma_flags_const(vma))) return true; if (vma->node.size < size) Index: src/sys/external/bsd/drm2/dist/drm/i915/i915_vma.h diff -u src/sys/external/bsd/drm2/dist/drm/i915/i915_vma.h:1.6 src/sys/external/bsd/drm2/dist/drm/i915/i915_vma.h:1.7 --- src/sys/external/bsd/drm2/dist/drm/i915/i915_vma.h:1.6 Sun Dec 19 11:33:30 2021 +++ src/sys/external/bsd/drm2/dist/drm/i915/i915_vma.h Sun Dec 19 11:37:41 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: i915_vma.h,v 1.6 2021/12/19 11:33:30 riastradh Exp $ */ +/* $NetBSD: i915_vma.h,v 1.7 2021/12/19 11:37:41 riastradh Exp $ */ /* * Copyright © 2016 Intel Corporation @@ -41,6 +41,8 @@ #include "i915_request.h" #include "i915_vma_types.h" +void i915_vma_tree_init(struct drm_i915_gem_object *); + struct i915_vma * i915_vma_instance(struct drm_i915_gem_object *obj, struct i915_address_space *vm, @@ -208,7 +210,7 @@ int i915_vma_bind(struct i915_vma *vma, struct i915_vma_work *work); bool i915_gem_valid_gtt_space(struct i915_vma *vma, unsigned long color); -bool i915_vma_misplaced(struct i915_vma *vma, +bool i915_vma_misplaced(const struct i915_vma *vma, u64 size, u64 alignment, u64 flags); void __i915_vma_set_map_and_fenceable(struct i915_vma *vma); void i915_vma_revoke_mmap(struct i915_vma *vma); Index: src/sys/external/bsd/drm2/dist/drm/i915/gem/i915_gem_object.c diff -u src/sys/external/bsd/drm2/dist/drm/i915/gem/i915_gem_object.c:1.4 src/sys/external/bsd/drm2/dist/drm/i915/gem/i915_gem_object.c:1.5 --- src/sys/external/bsd/drm2/dist/drm/i915/gem/i915_gem_object.c:1.4 Sun Dec 19 11:33:30 2021 +++ src/sys/external/bsd/drm2/dist/drm/i915/gem/i915_gem_object.c Sun Dec 19 11:37:41 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: i915_gem_object.c,v 1.4 2021/12/19 11:33:30 riastradh Exp $ */ +/* $NetBSD: i915_gem_object.c,v 1.5 2021/12/19 11:37:41 riastradh Exp $ */ /* * Copyright © 2017 Intel Corporation @@ -25,7 +25,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: i915_gem_object.c,v 1.4 2021/12/19 11:33:30 riastradh Exp $"); +__KERNEL_RCSID(0, "$NetBSD: i915_gem_object.c,v 1.5 2021/12/19 11:37:41 riastradh Exp $"); #include <linux/bitmap.h> #include <linux/sched/mm.h> @@ -65,6 +65,7 @@ void i915_gem_object_init(struct drm_i91 spin_lock_init(&obj->vma.lock); INIT_LIST_HEAD(&obj->vma.list); + i915_vma_tree_init(obj); INIT_LIST_HEAD(&obj->mm.link); Index: src/sys/external/bsd/drm2/i915drm/files.i915drmkms diff -u src/sys/external/bsd/drm2/i915drm/files.i915drmkms:1.72 src/sys/external/bsd/drm2/i915drm/files.i915drmkms:1.73 --- src/sys/external/bsd/drm2/i915drm/files.i915drmkms:1.72 Sun Dec 19 11:37:06 2021 +++ src/sys/external/bsd/drm2/i915drm/files.i915drmkms Sun Dec 19 11:37:41 2021 @@ -1,4 +1,4 @@ -# $NetBSD: files.i915drmkms,v 1.72 2021/12/19 11:37:06 riastradh Exp $ +# $NetBSD: files.i915drmkms,v 1.73 2021/12/19 11:37:41 riastradh Exp $ version 20180827 @@ -53,6 +53,7 @@ file external/bsd/drm2/i915drm/i915_modu file external/bsd/drm2/i915drm/i915_pci_autoconf.c i915drmkms file external/bsd/drm2/i915drm/i915_perf.c i915drmkms file external/bsd/drm2/i915drm/i915_sysfs.c i915drmkms +file external/bsd/drm2/i915drm/i915_switcheroo.c i915drmkms file external/bsd/drm2/i915drm/intel_gtt.c i915drmkms file external/bsd/drm2/i915drm/intelfb.c intelfb file external/bsd/drm2/i915drm/vlv_dsi.c i915drmkms @@ -208,7 +209,7 @@ file external/bsd/drm2/dist/drm/i915/i91 file external/bsd/drm2/dist/drm/i915/i915_suspend.c i915drmkms file external/bsd/drm2/dist/drm/i915/i915_sw_fence.c i915drmkms file external/bsd/drm2/dist/drm/i915/i915_sw_fence_work.c i915drmkms -file external/bsd/drm2/dist/drm/i915/i915_switcheroo.c i915drmkms +#file external/bsd/drm2/dist/drm/i915/i915_switcheroo.c i915drmkms file external/bsd/drm2/dist/drm/i915/i915_syncmap.c i915drmkms #file external/bsd/drm2/dist/drm/i915/i915_sysfs.c i915drmkms #file external/bsd/drm2/dist/drm/i915/i915_trace_points.c i915drmkms Index: src/sys/external/bsd/drm2/i915drm/i915_sysfs.c diff -u src/sys/external/bsd/drm2/i915drm/i915_sysfs.c:1.3 src/sys/external/bsd/drm2/i915drm/i915_sysfs.c:1.4 --- src/sys/external/bsd/drm2/i915drm/i915_sysfs.c:1.3 Sun Dec 19 01:42:55 2021 +++ src/sys/external/bsd/drm2/i915drm/i915_sysfs.c Sun Dec 19 11:37:41 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: i915_sysfs.c,v 1.3 2021/12/19 01:42:55 riastradh Exp $ */ +/* $NetBSD: i915_sysfs.c,v 1.4 2021/12/19 11:37:41 riastradh Exp $ */ /*- * Copyright (c) 2013 The NetBSD Foundation, Inc. @@ -32,9 +32,9 @@ /* i915_sysfs.c stubs */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: i915_sysfs.c,v 1.3 2021/12/19 01:42:55 riastradh Exp $"); +__KERNEL_RCSID(0, "$NetBSD: i915_sysfs.c,v 1.4 2021/12/19 11:37:41 riastradh Exp $"); -#include "i915_drv.h" +#include "i915_sysfs.h" void i915_setup_sysfs(struct drm_i915_private *dev __unused) Index: src/sys/external/bsd/drm2/include/linux/atomic.h diff -u src/sys/external/bsd/drm2/include/linux/atomic.h:1.39 src/sys/external/bsd/drm2/include/linux/atomic.h:1.40 --- src/sys/external/bsd/drm2/include/linux/atomic.h:1.39 Sun Dec 19 11:31:11 2021 +++ src/sys/external/bsd/drm2/include/linux/atomic.h Sun Dec 19 11:37:41 2021 @@ -1,4 +1,4 @@ -/* $NetBSD: atomic.h,v 1.39 2021/12/19 11:31:11 riastradh Exp $ */ +/* $NetBSD: atomic.h,v 1.40 2021/12/19 11:37:41 riastradh Exp $ */ /*- * Copyright (c) 2013 The NetBSD Foundation, Inc. @@ -188,6 +188,13 @@ atomic_or(int value, atomic_t *atomic) } static inline void +atomic_and(int value, atomic_t *atomic) +{ + /* no membar */ + atomic_and_uint(&atomic->a_u.au_uint, value); +} + +static inline void atomic_andnot(int value, atomic_t *atomic) { /* no membar */ @@ -298,6 +305,16 @@ atomic_cmpxchg(atomic_t *atomic, int exp return old; } +static inline bool +atomic_try_cmpxchg(atomic_t *atomic, int *valuep, int new) +{ + int expect = *valuep; + + *valuep = atomic_cmpxchg(atomic, expect, new); + + return *valuep == expect; +} + struct atomic64 { volatile uint64_t a_v; }; Added files: Index: src/sys/external/bsd/drm2/i915drm/i915_switcheroo.c diff -u /dev/null src/sys/external/bsd/drm2/i915drm/i915_switcheroo.c:1.1 --- /dev/null Sun Dec 19 11:37:41 2021 +++ src/sys/external/bsd/drm2/i915drm/i915_switcheroo.c Sun Dec 19 11:37:41 2021 @@ -0,0 +1,43 @@ +/* $NetBSD: i915_switcheroo.c,v 1.1 2021/12/19 11:37:41 riastradh Exp $ */ + +/*- + * Copyright (c) 2021 The NetBSD Foundation, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +/* i915_switcheroo.c stubs */ + +#include "i915_switcheroo.h" + +int +i915_switcheroo_register(struct drm_i915_private *i915) +{ + + return 0; +} + +void +i915_switcheroo_unregister(struct drm_i915_private *i915) +{ +}