[drm-misc-next,v2,2/7] drm/gpuvm: rename struct drm_gpuva_manager to struct drm_gpuvm

Message ID	20230906214723.4393-3-dakr@redhat.com (mailing list archive)
State	New, archived
Headers	show Return-Path: <dri-devel-bounces@lists.freedesktop.org> From: Danilo Krummrich <dakr@redhat.com> To: airlied@gmail.com, daniel@ffwll.ch, matthew.brost@intel.com, thomas.hellstrom@linux.intel.com, sarah.walker@imgtec.com, donald.robson@imgtec.com, boris.brezillon@collabora.com, christian.koenig@amd.com, faith.ekstrand@collabora.com Subject: [PATCH drm-misc-next v2 2/7] drm/gpuvm: rename struct drm_gpuva_manager to struct drm_gpuvm Date: Wed, 6 Sep 2023 23:47:10 +0200 Message-ID: <20230906214723.4393-3-dakr@redhat.com> In-Reply-To: <20230906214723.4393-1-dakr@redhat.com> References: <20230906214723.4393-1-dakr@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: list Cc: nouveau@lists.freedesktop.org, Danilo Krummrich <dakr@redhat.com>, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" <dri-devel-bounces@lists.freedesktop.org>
Series	DRM GPUVA Manager GPU-VM features \| expand [drm-misc-next,v2,0/7,RFC] DRM GPUVA Manager GPU-VM features [drm-misc-next,v2,1/7] drm: gpuva_mgr: allow building as module [drm-misc-next,v2,2/7] drm/gpuvm: rename struct drm_gpuva_manager to struct drm_gpuvm [drm-misc-next,v2,3/7] drm/nouveau: uvmm: rename 'umgr' to 'base' [drm-misc-next,v2,4/7] drm/gpuvm: common dma-resv per struct drm_gpuvm [drm-misc-next,v2,5/7] drm/gpuvm: add an abstraction for a VM / BO combination [drm-misc-next,v2,6/7] drm/gpuvm: generalize dma_resv/extobj handling and GEM validation [drm-misc-next,v2,7/7] drm/nouveau: GPUVM dma-resv/extobj handling, GEM validation

diff --git a/drivers/gpu/drm/drm_debugfs.c b/drivers/gpu/drm/drm_debugfs.c index 34c7d1a580e3..7e1eab7da7a7 100644 --- a/drivers/gpu/drm/drm_debugfs.c +++ b/drivers/gpu/drm/drm_debugfs.c @@ -187,31 +187,31 @@ static const struct file_operations drm_debugfs_fops = { /** * drm_debugfs_gpuva_info - dump the given DRM GPU VA space * @m: pointer to the &seq_file to write - * @mgr: the &drm_gpuva_manager representing the GPU VA space + * @gpuvm: the &drm_gpuvm representing the GPU VA space * * Dumps the GPU VA mappings of a given DRM GPU VA manager. * * For each DRM GPU VA space drivers should call this function from their * &drm_info_list's show callback. * - * Returns: 0 on success, -ENODEV if the &mgr is not initialized + * Returns: 0 on success, -ENODEV if the &gpuvm is not initialized */ int drm_debugfs_gpuva_info(struct seq_file *m, - struct drm_gpuva_manager *mgr) + struct drm_gpuvm *gpuvm) { - struct drm_gpuva *va, *kva = &mgr->kernel_alloc_node; + struct drm_gpuva *va, *kva = &gpuvm->kernel_alloc_node; - if (!mgr->name) + if (!gpuvm->name) return -ENODEV; seq_printf(m, "DRM GPU VA space (%s) [0x%016llx;0x%016llx]\n", - mgr->name, mgr->mm_start, mgr->mm_start + mgr->mm_range); + gpuvm->name, gpuvm->mm_start, gpuvm->mm_start + gpuvm->mm_range); seq_printf(m, "Kernel reserved node [0x%016llx;0x%016llx]\n", kva->va.addr, kva->va.addr + kva->va.range); seq_puts(m, "\n"); seq_puts(m, " VAs | start | range | end | object | object offset\n"); seq_puts(m, "-------------------------------------------------------------------------------------------------------------\n"); - drm_gpuva_for_each_va(va, mgr) { + drm_gpuvm_for_each_va(va, gpuvm) { if (unlikely(va == kva)) continue; diff --git a/drivers/gpu/drm/drm_gpuva_mgr.c b/drivers/gpu/drm/drm_gpuva_mgr.c index 6b5e12e142df..0d9f15f50454 100644 --- a/drivers/gpu/drm/drm_gpuva_mgr.c +++ b/drivers/gpu/drm/drm_gpuva_mgr.c @@ -33,8 +33,8 @@ /** * DOC: Overview * - * The DRM GPU VA Manager, represented by struct drm_gpuva_manager keeps track - * of a GPU's virtual address (VA) space and manages the corresponding virtual + * The DRM GPU VA Manager, represented by struct drm_gpuvm keeps track of a + * GPU's virtual address (VA) space and manages the corresponding virtual * mappings represented by &drm_gpuva objects. It also keeps track of the * mapping's backing &drm_gem_object buffers. * @@ -47,28 +47,28 @@ * The GPU VA manager internally uses a rb-tree to manage the * &drm_gpuva mappings within a GPU's virtual address space. * - * The &drm_gpuva_manager contains a special &drm_gpuva representing the + * The &drm_gpuvm structure contains a special &drm_gpuva representing the * portion of VA space reserved by the kernel. This node is initialized together * with the GPU VA manager instance and removed when the GPU VA manager is * destroyed. * - * In a typical application drivers would embed struct drm_gpuva_manager and + * In a typical application drivers would embed struct drm_gpuvm and * struct drm_gpuva within their own driver specific structures, there won't be * any memory allocations of its own nor memory allocations of &drm_gpuva * entries. * - * The data structures needed to store &drm_gpuvas within the &drm_gpuva_manager - * are contained within struct drm_gpuva already. Hence, for inserting - * &drm_gpuva entries from within dma-fence signalling critical sections it is - * enough to pre-allocate the &drm_gpuva structures. + * The data structures needed to store &drm_gpuvas within the &drm_gpuvm are + * contained within struct drm_gpuva already. Hence, for inserting &drm_gpuva + * entries from within dma-fence signalling critical sections it is enough to + * pre-allocate the &drm_gpuva structures. */ /** * DOC: Split and Merge * * Besides its capability to manage and represent a GPU VA space, the - * &drm_gpuva_manager also provides functions to let the &drm_gpuva_manager - * calculate a sequence of operations to satisfy a given map or unmap request. + * GPU VA manager also provides functions to let the &drm_gpuvm calculate a + * sequence of operations to satisfy a given map or unmap request. * * Therefore the DRM GPU VA manager provides an algorithm implementing splitting * and merging of existent GPU VA mappings with the ones that are requested to @@ -83,9 +83,9 @@ * of the GPU VA space. * * Depending on how the new GPU VA mapping intersects with the existent mappings - * of the GPU VA space the &drm_gpuva_fn_ops callbacks contain an arbitrary - * amount of unmap operations, a maximum of two remap operations and a single - * map operation. The caller might receive no callback at all if no operation is + * of the GPU VA space the &drm_gpuvm_ops callbacks contain an arbitrary amount + * of unmap operations, a maximum of two remap operations and a single map + * operation. The caller might receive no callback at all if no operation is * required, e.g. if the requested mapping already exists in the exact same way. * * The single map operation represents the original map operation requested by @@ -95,7 +95,7 @@ * &drm_gpuva to unmap is physically contiguous with the original mapping * request. Optionally, if 'keep' is set, drivers may keep the actual page table * entries for this &drm_gpuva, adding the missing page table entries only and - * update the &drm_gpuva_manager's view of things accordingly. + * update the &drm_gpuvm's view of things accordingly. * * Drivers may do the same optimization, namely delta page table updates, also * for remap operations. This is possible since &drm_gpuva_op_remap consists of @@ -106,8 +106,8 @@ * the beginning and one at the end of the new mapping, hence there is a * maximum of two remap operations. * - * Analogous to drm_gpuva_sm_map() drm_gpuva_sm_unmap() uses &drm_gpuva_fn_ops - * to call back into the driver in order to unmap a range of GPU VA space. The + * Analogous to drm_gpuva_sm_map() drm_gpuva_sm_unmap() uses &drm_gpuvm_ops to + * call back into the driver in order to unmap a range of GPU VA space. The * logic behind this function is way simpler though: For all existent mappings * enclosed by the given range unmap operations are created. For mappings which * are only partically located within the given range, remap operations are @@ -124,12 +124,12 @@ * allocations are possible (e.g. to allocate GPU page tables) and once in the * dma-fence signalling critical path. * - * To update the &drm_gpuva_manager's view of the GPU VA space - * drm_gpuva_insert() and drm_gpuva_remove() may be used. These functions can - * safely be used from &drm_gpuva_fn_ops callbacks originating from - * drm_gpuva_sm_map() or drm_gpuva_sm_unmap(). However, it might be more - * convenient to use the provided helper functions drm_gpuva_map(), - * drm_gpuva_remap() and drm_gpuva_unmap() instead. + * To update the &drm_gpuvm's view of the GPU VA space drm_gpuva_insert() and + * drm_gpuva_remove() may be used. These functions can safely be used from + * &drm_gpuvm_ops callbacks originating from drm_gpuva_sm_map() or + * drm_gpuva_sm_unmap(). However, it might be more convenient to use the + * provided helper functions drm_gpuva_map(), drm_gpuva_remap() and + * drm_gpuva_unmap() instead. * * The following diagram depicts the basic relationships of existent GPU VA * mappings, a newly requested mapping and the resulting mappings as implemented @@ -421,10 +421,10 @@ * // Allocates a new &drm_gpuva. * struct drm_gpuva * driver_gpuva_alloc(void); * - * // Typically drivers would embedd the &drm_gpuva_manager and &drm_gpuva + * // Typically drivers would embedd the &drm_gpuvm and &drm_gpuva * // structure in individual driver structures and lock the dma-resv with * // drm_exec or similar helpers. - * int driver_mapping_create(struct drm_gpuva_manager *mgr, + * int driver_mapping_create(struct drm_gpuvm *gpuvm, * u64 addr, u64 range, * struct drm_gem_object *obj, u64 offset) * { @@ -432,7 +432,7 @@ * struct drm_gpuva_op *op * * driver_lock_va_space(); - * ops = drm_gpuva_sm_map_ops_create(mgr, addr, range, + * ops = drm_gpuva_sm_map_ops_create(gpuvm, addr, range, * obj, offset); * if (IS_ERR(ops)) * return PTR_ERR(ops); @@ -448,7 +448,7 @@ * // free memory and unlock * * driver_vm_map(); - * drm_gpuva_map(mgr, va, &op->map); + * drm_gpuva_map(gpuvm, va, &op->map); * drm_gpuva_link(va); * * break; @@ -504,23 +504,23 @@ * 2) Receive a callback for each &drm_gpuva_op to create a new mapping:: * * struct driver_context { - * struct drm_gpuva_manager *mgr; + * struct drm_gpuvm *gpuvm; * struct drm_gpuva *new_va; * struct drm_gpuva *prev_va; * struct drm_gpuva *next_va; * }; * - * // ops to pass to drm_gpuva_manager_init() - * static const struct drm_gpuva_fn_ops driver_gpuva_ops = { + * // ops to pass to drm_gpuvm_init() + * static const struct drm_gpuvm_ops driver_gpuvm_ops = { * .sm_step_map = driver_gpuva_map, * .sm_step_remap = driver_gpuva_remap, * .sm_step_unmap = driver_gpuva_unmap, * }; * - * // Typically drivers would embedd the &drm_gpuva_manager and &drm_gpuva + * // Typically drivers would embedd the &drm_gpuvm and &drm_gpuva * // structure in individual driver structures and lock the dma-resv with * // drm_exec or similar helpers. - * int driver_mapping_create(struct drm_gpuva_manager *mgr, + * int driver_mapping_create(struct drm_gpuvm *gpuvm, * u64 addr, u64 range, * struct drm_gem_object *obj, u64 offset) * { @@ -529,7 +529,7 @@ * struct drm_gpuva_op *op; * int ret = 0; * - * ctx.mgr = mgr; + * ctx.gpuvm = gpuvm; * * ctx.new_va = kzalloc(sizeof(*ctx.new_va), GFP_KERNEL); * ctx.prev_va = kzalloc(sizeof(*ctx.prev_va), GFP_KERNEL); @@ -540,7 +540,7 @@ * } * * driver_lock_va_space(); - * ret = drm_gpuva_sm_map(mgr, &ctx, addr, range, obj, offset); + * ret = drm_gpuva_sm_map(gpuvm, &ctx, addr, range, obj, offset); * driver_unlock_va_space(); * * out: @@ -554,7 +554,7 @@ * { * struct driver_context *ctx = __ctx; * - * drm_gpuva_map(ctx->mgr, ctx->new_va, &op->map); + * drm_gpuva_map(ctx->vm, ctx->new_va, &op->map); * * drm_gpuva_link(ctx->new_va); * @@ -609,7 +609,7 @@ INTERVAL_TREE_DEFINE(struct drm_gpuva, rb.node, u64, rb.__subtree_last, GPUVA_START, GPUVA_LAST, static __maybe_unused, drm_gpuva_it) -static int __drm_gpuva_insert(struct drm_gpuva_manager *mgr, +static int __drm_gpuva_insert(struct drm_gpuvm *gpuvm, struct drm_gpuva *va); static void __drm_gpuva_remove(struct drm_gpuva *va); @@ -623,121 +623,121 @@ drm_gpuva_check_overflow(u64 addr, u64 range) } static bool -drm_gpuva_in_mm_range(struct drm_gpuva_manager *mgr, u64 addr, u64 range) +drm_gpuva_in_mm_range(struct drm_gpuvm *gpuvm, u64 addr, u64 range) { u64 end = addr + range; - u64 mm_start = mgr->mm_start; - u64 mm_end = mm_start + mgr->mm_range; + u64 mm_start = gpuvm->mm_start; + u64 mm_end = mm_start + gpuvm->mm_range; return addr >= mm_start && end <= mm_end; } static bool -drm_gpuva_in_kernel_node(struct drm_gpuva_manager *mgr, u64 addr, u64 range) +drm_gpuva_in_kernel_node(struct drm_gpuvm *gpuvm, u64 addr, u64 range) { u64 end = addr + range; - u64 kstart = mgr->kernel_alloc_node.va.addr; - u64 krange = mgr->kernel_alloc_node.va.range; + u64 kstart = gpuvm->kernel_alloc_node.va.addr; + u64 krange = gpuvm->kernel_alloc_node.va.range; u64 kend = kstart + krange; return krange && addr < kend && kstart < end; } static bool -drm_gpuva_range_valid(struct drm_gpuva_manager *mgr, +drm_gpuva_range_valid(struct drm_gpuvm *gpuvm, u64 addr, u64 range) { return !drm_gpuva_check_overflow(addr, range) && - drm_gpuva_in_mm_range(mgr, addr, range) && - !drm_gpuva_in_kernel_node(mgr, addr, range); + drm_gpuva_in_mm_range(gpuvm, addr, range) && + !drm_gpuva_in_kernel_node(gpuvm, addr, range); } /** - * drm_gpuva_manager_init() - initialize a &drm_gpuva_manager - * @mgr: pointer to the &drm_gpuva_manager to initialize + * drm_gpuvm_init() - initialize a &drm_gpuvm + * @gpuvm: pointer to the &drm_gpuvm to initialize * @name: the name of the GPU VA space * @start_offset: the start offset of the GPU VA space * @range: the size of the GPU VA space * @reserve_offset: the start of the kernel reserved GPU VA area * @reserve_range: the size of the kernel reserved GPU VA area - * @ops: &drm_gpuva_fn_ops called on &drm_gpuva_sm_map / &drm_gpuva_sm_unmap + * @ops: &drm_gpuvm_ops called on &drm_gpuva_sm_map / &drm_gpuva_sm_unmap * - * The &drm_gpuva_manager must be initialized with this function before use. + * The &drm_gpuvm must be initialized with this function before use. * - * Note that @mgr must be cleared to 0 before calling this function. The given + * Note that @gpuvm must be cleared to 0 before calling this function. The given * &name is expected to be managed by the surrounding driver structures. */ void -drm_gpuva_manager_init(struct drm_gpuva_manager *mgr, - const char *name, - u64 start_offset, u64 range, - u64 reserve_offset, u64 reserve_range, - const struct drm_gpuva_fn_ops *ops) +drm_gpuvm_init(struct drm_gpuvm *gpuvm, + const char *name, + u64 start_offset, u64 range, + u64 reserve_offset, u64 reserve_range, + const struct drm_gpuvm_ops *ops) { - mgr->rb.tree = RB_ROOT_CACHED; - INIT_LIST_HEAD(&mgr->rb.list); + gpuvm->rb.tree = RB_ROOT_CACHED; + INIT_LIST_HEAD(&gpuvm->rb.list); drm_gpuva_check_overflow(start_offset, range); - mgr->mm_start = start_offset; - mgr->mm_range = range; + gpuvm->mm_start = start_offset; + gpuvm->mm_range = range; - mgr->name = name ? name : "unknown"; - mgr->ops = ops; + gpuvm->name = name ? name : "unknown"; + gpuvm->ops = ops; - memset(&mgr->kernel_alloc_node, 0, sizeof(struct drm_gpuva)); + memset(&gpuvm->kernel_alloc_node, 0, sizeof(struct drm_gpuva)); if (reserve_range) { - mgr->kernel_alloc_node.va.addr = reserve_offset; - mgr->kernel_alloc_node.va.range = reserve_range; + gpuvm->kernel_alloc_node.va.addr = reserve_offset; + gpuvm->kernel_alloc_node.va.range = reserve_range; if (likely(!drm_gpuva_check_overflow(reserve_offset, reserve_range))) - __drm_gpuva_insert(mgr, &mgr->kernel_alloc_node); + __drm_gpuva_insert(gpuvm, &gpuvm->kernel_alloc_node); } } -EXPORT_SYMBOL_GPL(drm_gpuva_manager_init); +EXPORT_SYMBOL_GPL(drm_gpuvm_init); /** - * drm_gpuva_manager_destroy() - cleanup a &drm_gpuva_manager - * @mgr: pointer to the &drm_gpuva_manager to clean up + * drm_gpuvm_destroy() - cleanup a &drm_gpuvm + * @gpuvm: pointer to the &drm_gpuvm to clean up * * Note that it is a bug to call this function on a manager that still * holds GPU VA mappings. */ void -drm_gpuva_manager_destroy(struct drm_gpuva_manager *mgr) +drm_gpuvm_destroy(struct drm_gpuvm *gpuvm) { - mgr->name = NULL; + gpuvm->name = NULL; - if (mgr->kernel_alloc_node.va.range) - __drm_gpuva_remove(&mgr->kernel_alloc_node); + if (gpuvm->kernel_alloc_node.va.range) + __drm_gpuva_remove(&gpuvm->kernel_alloc_node); - WARN(!RB_EMPTY_ROOT(&mgr->rb.tree.rb_root), + WARN(!RB_EMPTY_ROOT(&gpuvm->rb.tree.rb_root), "GPUVA tree is not empty, potentially leaking memory."); } -EXPORT_SYMBOL_GPL(drm_gpuva_manager_destroy); +EXPORT_SYMBOL_GPL(drm_gpuvm_destroy); static int -__drm_gpuva_insert(struct drm_gpuva_manager *mgr, +__drm_gpuva_insert(struct drm_gpuvm *gpuvm, struct drm_gpuva *va) { struct rb_node *node; struct list_head *head; - if (drm_gpuva_it_iter_first(&mgr->rb.tree, + if (drm_gpuva_it_iter_first(&gpuvm->rb.tree, GPUVA_START(va), GPUVA_LAST(va))) return -EEXIST; - va->mgr = mgr; + va->vm = gpuvm; - drm_gpuva_it_insert(va, &mgr->rb.tree); + drm_gpuva_it_insert(va, &gpuvm->rb.tree); node = rb_prev(&va->rb.node); if (node) head = &(to_drm_gpuva(node))->rb.entry; else - head = &mgr->rb.list; + head = &gpuvm->rb.list; list_add(&va->rb.entry, head); @@ -746,36 +746,36 @@ __drm_gpuva_insert(struct drm_gpuva_manager *mgr, /** * drm_gpuva_insert() - insert a &drm_gpuva - * @mgr: the &drm_gpuva_manager to insert the &drm_gpuva in + * @gpuvm: the &drm_gpuvm to insert the &drm_gpuva in * @va: the &drm_gpuva to insert * * Insert a &drm_gpuva with a given address and range into a - * &drm_gpuva_manager. + * &drm_gpuvm. * * It is safe to use this function using the safe versions of iterating the GPU - * VA space, such as drm_gpuva_for_each_va_safe() and - * drm_gpuva_for_each_va_range_safe(). + * VA space, such as drm_gpuvm_for_each_va_safe() and + * drm_gpuvm_for_each_va_range_safe(). * * Returns: 0 on success, negative error code on failure. */ int -drm_gpuva_insert(struct drm_gpuva_manager *mgr, +drm_gpuva_insert(struct drm_gpuvm *gpuvm, struct drm_gpuva *va) { u64 addr = va->va.addr; u64 range = va->va.range; - if (unlikely(!drm_gpuva_range_valid(mgr, addr, range))) + if (unlikely(!drm_gpuva_range_valid(gpuvm, addr, range))) return -EINVAL; - return __drm_gpuva_insert(mgr, va); + return __drm_gpuva_insert(gpuvm, va); } EXPORT_SYMBOL_GPL(drm_gpuva_insert); static void __drm_gpuva_remove(struct drm_gpuva *va) { - drm_gpuva_it_remove(va, &va->mgr->rb.tree); + drm_gpuva_it_remove(va, &va->vm->rb.tree); list_del_init(&va->rb.entry); } @@ -786,15 +786,15 @@ __drm_gpuva_remove(struct drm_gpuva *va) * This removes the given &va from the underlaying tree. * * It is safe to use this function using the safe versions of iterating the GPU - * VA space, such as drm_gpuva_for_each_va_safe() and - * drm_gpuva_for_each_va_range_safe(). + * VA space, such as drm_gpuvm_for_each_va_safe() and + * drm_gpuvm_for_each_va_range_safe(). */ void drm_gpuva_remove(struct drm_gpuva *va) { - struct drm_gpuva_manager *mgr = va->mgr; + struct drm_gpuvm *gpuvm = va->vm; - if (unlikely(va == &mgr->kernel_alloc_node)) { + if (unlikely(va == &gpuvm->kernel_alloc_node)) { WARN(1, "Can't destroy kernel reserved node.\n"); return; } @@ -853,37 +853,37 @@ EXPORT_SYMBOL_GPL(drm_gpuva_unlink); /** * drm_gpuva_find_first() - find the first &drm_gpuva in the given range - * @mgr: the &drm_gpuva_manager to search in + * @gpuvm: the &drm_gpuvm to search in * @addr: the &drm_gpuvas address * @range: the &drm_gpuvas range * * Returns: the first &drm_gpuva within the given range */ struct drm_gpuva * -drm_gpuva_find_first(struct drm_gpuva_manager *mgr, +drm_gpuva_find_first(struct drm_gpuvm *gpuvm, u64 addr, u64 range) { u64 last = addr + range - 1; - return drm_gpuva_it_iter_first(&mgr->rb.tree, addr, last); + return drm_gpuva_it_iter_first(&gpuvm->rb.tree, addr, last); } EXPORT_SYMBOL_GPL(drm_gpuva_find_first); /** * drm_gpuva_find() - find a &drm_gpuva - * @mgr: the &drm_gpuva_manager to search in + * @gpuvm: the &drm_gpuvm to search in * @addr: the &drm_gpuvas address * @range: the &drm_gpuvas range * * Returns: the &drm_gpuva at a given &addr and with a given &range */ struct drm_gpuva * -drm_gpuva_find(struct drm_gpuva_manager *mgr, +drm_gpuva_find(struct drm_gpuvm *gpuvm, u64 addr, u64 range) { struct drm_gpuva *va; - va = drm_gpuva_find_first(mgr, addr, range); + va = drm_gpuva_find_first(gpuvm, addr, range); if (!va) goto out; @@ -900,7 +900,7 @@ EXPORT_SYMBOL_GPL(drm_gpuva_find); /** * drm_gpuva_find_prev() - find the &drm_gpuva before the given address - * @mgr: the &drm_gpuva_manager to search in + * @gpuvm: the &drm_gpuvm to search in * @start: the given GPU VA's start address * * Find the adjacent &drm_gpuva before the GPU VA with given &start address. @@ -911,18 +911,18 @@ EXPORT_SYMBOL_GPL(drm_gpuva_find); * Returns: a pointer to the found &drm_gpuva or NULL if none was found */ struct drm_gpuva * -drm_gpuva_find_prev(struct drm_gpuva_manager *mgr, u64 start) +drm_gpuva_find_prev(struct drm_gpuvm *gpuvm, u64 start) { - if (!drm_gpuva_range_valid(mgr, start - 1, 1)) + if (!drm_gpuva_range_valid(gpuvm, start - 1, 1)) return NULL; - return drm_gpuva_it_iter_first(&mgr->rb.tree, start - 1, start); + return drm_gpuva_it_iter_first(&gpuvm->rb.tree, start - 1, start); } EXPORT_SYMBOL_GPL(drm_gpuva_find_prev); /** * drm_gpuva_find_next() - find the &drm_gpuva after the given address - * @mgr: the &drm_gpuva_manager to search in + * @gpuvm: the &drm_gpuvm to search in * @end: the given GPU VA's end address * * Find the adjacent &drm_gpuva after the GPU VA with given &end address. @@ -933,47 +933,47 @@ EXPORT_SYMBOL_GPL(drm_gpuva_find_prev); * Returns: a pointer to the found &drm_gpuva or NULL if none was found */ struct drm_gpuva * -drm_gpuva_find_next(struct drm_gpuva_manager *mgr, u64 end) +drm_gpuva_find_next(struct drm_gpuvm *gpuvm, u64 end) { - if (!drm_gpuva_range_valid(mgr, end, 1)) + if (!drm_gpuva_range_valid(gpuvm, end, 1)) return NULL; - return drm_gpuva_it_iter_first(&mgr->rb.tree, end, end + 1); + return drm_gpuva_it_iter_first(&gpuvm->rb.tree, end, end + 1); } EXPORT_SYMBOL_GPL(drm_gpuva_find_next); /** * drm_gpuva_interval_empty() - indicate whether a given interval of the VA space * is empty - * @mgr: the &drm_gpuva_manager to check the range for + * @gpuvm: the &drm_gpuvm to check the range for * @addr: the start address of the range * @range: the range of the interval * * Returns: true if the interval is empty, false otherwise */ bool -drm_gpuva_interval_empty(struct drm_gpuva_manager *mgr, u64 addr, u64 range) +drm_gpuva_interval_empty(struct drm_gpuvm *gpuvm, u64 addr, u64 range) { - return !drm_gpuva_find_first(mgr, addr, range); + return !drm_gpuva_find_first(gpuvm, addr, range); } EXPORT_SYMBOL_GPL(drm_gpuva_interval_empty); /** * drm_gpuva_map() - helper to insert a &drm_gpuva according to a * &drm_gpuva_op_map - * @mgr: the &drm_gpuva_manager + * @gpuvm: the &drm_gpuvm * @va: the &drm_gpuva to insert * @op: the &drm_gpuva_op_map to initialize @va with * - * Initializes the @va from the @op and inserts it into the given @mgr. + * Initializes the @va from the @op and inserts it into the given @gpuvm. */ void -drm_gpuva_map(struct drm_gpuva_manager *mgr, +drm_gpuva_map(struct drm_gpuvm *gpuvm, struct drm_gpuva *va, struct drm_gpuva_op_map *op) { drm_gpuva_init_from_op(va, op); - drm_gpuva_insert(mgr, va); + drm_gpuva_insert(gpuvm, va); } EXPORT_SYMBOL_GPL(drm_gpuva_map); @@ -993,18 +993,18 @@ drm_gpuva_remap(struct drm_gpuva *prev, struct drm_gpuva_op_remap *op) { struct drm_gpuva *curr = op->unmap->va; - struct drm_gpuva_manager *mgr = curr->mgr; + struct drm_gpuvm *gpuvm = curr->vm; drm_gpuva_remove(curr); if (op->prev) { drm_gpuva_init_from_op(prev, op->prev); - drm_gpuva_insert(mgr, prev); + drm_gpuva_insert(gpuvm, prev); } if (op->next) { drm_gpuva_init_from_op(next, op->next); - drm_gpuva_insert(mgr, next); + drm_gpuva_insert(gpuvm, next); } } EXPORT_SYMBOL_GPL(drm_gpuva_remap); @@ -1024,7 +1024,7 @@ drm_gpuva_unmap(struct drm_gpuva_op_unmap *op) EXPORT_SYMBOL_GPL(drm_gpuva_unmap); static int -op_map_cb(const struct drm_gpuva_fn_ops *fn, void *priv, +op_map_cb(const struct drm_gpuvm_ops *fn, void *priv, u64 addr, u64 range, struct drm_gem_object *obj, u64 offset) { @@ -1040,7 +1040,7 @@ op_map_cb(const struct drm_gpuva_fn_ops *fn, void *priv, } static int -op_remap_cb(const struct drm_gpuva_fn_ops *fn, void *priv, +op_remap_cb(const struct drm_gpuvm_ops *fn, void *priv, struct drm_gpuva_op_map *prev, struct drm_gpuva_op_map *next, struct drm_gpuva_op_unmap *unmap) @@ -1058,7 +1058,7 @@ op_remap_cb(const struct drm_gpuva_fn_ops *fn, void *priv, } static int -op_unmap_cb(const struct drm_gpuva_fn_ops *fn, void *priv, +op_unmap_cb(const struct drm_gpuvm_ops *fn, void *priv, struct drm_gpuva *va, bool merge) { struct drm_gpuva_op op = {}; @@ -1071,8 +1071,8 @@ op_unmap_cb(const struct drm_gpuva_fn_ops *fn, void *priv, } static int -__drm_gpuva_sm_map(struct drm_gpuva_manager *mgr, - const struct drm_gpuva_fn_ops *ops, void *priv, +__drm_gpuva_sm_map(struct drm_gpuvm *gpuvm, + const struct drm_gpuvm_ops *ops, void *priv, u64 req_addr, u64 req_range, struct drm_gem_object *req_obj, u64 req_offset) { @@ -1080,10 +1080,10 @@ __drm_gpuva_sm_map(struct drm_gpuva_manager *mgr, u64 req_end = req_addr + req_range; int ret; - if (unlikely(!drm_gpuva_range_valid(mgr, req_addr, req_range))) + if (unlikely(!drm_gpuva_range_valid(gpuvm, req_addr, req_range))) return -EINVAL; - drm_gpuva_for_each_va_range_safe(va, next, mgr, req_addr, req_end) { + drm_gpuvm_for_each_va_range_safe(va, next, gpuvm, req_addr, req_end) { struct drm_gem_object *obj = va->gem.obj; u64 offset = va->gem.offset; u64 addr = va->va.addr; @@ -1215,18 +1215,18 @@ __drm_gpuva_sm_map(struct drm_gpuva_manager *mgr, } static int -__drm_gpuva_sm_unmap(struct drm_gpuva_manager *mgr, - const struct drm_gpuva_fn_ops *ops, void *priv, +__drm_gpuva_sm_unmap(struct drm_gpuvm *gpuvm, + const struct drm_gpuvm_ops *ops, void *priv, u64 req_addr, u64 req_range) { struct drm_gpuva *va, *next; u64 req_end = req_addr + req_range; int ret; - if (unlikely(!drm_gpuva_range_valid(mgr, req_addr, req_range))) + if (unlikely(!drm_gpuva_range_valid(gpuvm, req_addr, req_range))) return -EINVAL; - drm_gpuva_for_each_va_range_safe(va, next, mgr, req_addr, req_end) { + drm_gpuvm_for_each_va_range_safe(va, next, gpuvm, req_addr, req_end) { struct drm_gpuva_op_map prev = {}, next = {}; bool prev_split = false, next_split = false; struct drm_gem_object *obj = va->gem.obj; @@ -1274,7 +1274,7 @@ __drm_gpuva_sm_unmap(struct drm_gpuva_manager *mgr, /** * drm_gpuva_sm_map() - creates the &drm_gpuva_op split/merge steps - * @mgr: the &drm_gpuva_manager representing the GPU VA space + * @gpuvm: the &drm_gpuvm representing the GPU VA space * @req_addr: the start address of the new mapping * @req_range: the range of the new mapping * @req_obj: the &drm_gem_object to map @@ -1282,15 +1282,15 @@ __drm_gpuva_sm_unmap(struct drm_gpuva_manager *mgr, * @priv: pointer to a driver private data structure * * This function iterates the given range of the GPU VA space. It utilizes the - * &drm_gpuva_fn_ops to call back into the driver providing the split and merge + * &drm_gpuvm_ops to call back into the driver providing the split and merge * steps. * * Drivers may use these callbacks to update the GPU VA space right away within * the callback. In case the driver decides to copy and store the operations for * later processing neither this function nor &drm_gpuva_sm_unmap is allowed to - * be called before the &drm_gpuva_manager's view of the GPU VA space was + * be called before the &drm_gpuvm's view of the GPU VA space was * updated with the previous set of operations. To update the - * &drm_gpuva_manager's view of the GPU VA space drm_gpuva_insert(), + * &drm_gpuvm's view of the GPU VA space drm_gpuva_insert(), * drm_gpuva_destroy_locked() and/or drm_gpuva_destroy_unlocked() should be * used. * @@ -1305,18 +1305,18 @@ __drm_gpuva_sm_unmap(struct drm_gpuva_manager *mgr, * Returns: 0 on success or a negative error code */ int -drm_gpuva_sm_map(struct drm_gpuva_manager *mgr, void *priv, +drm_gpuva_sm_map(struct drm_gpuvm *gpuvm, void *priv, u64 req_addr, u64 req_range, struct drm_gem_object *req_obj, u64 req_offset) { - const struct drm_gpuva_fn_ops *ops = mgr->ops; + const struct drm_gpuvm_ops *ops = gpuvm->ops; if (unlikely(!(ops && ops->sm_step_map && ops->sm_step_remap && ops->sm_step_unmap))) return -EINVAL; - return __drm_gpuva_sm_map(mgr, ops, priv, + return __drm_gpuva_sm_map(gpuvm, ops, priv, req_addr, req_range, req_obj, req_offset); } @@ -1324,20 +1324,20 @@ EXPORT_SYMBOL_GPL(drm_gpuva_sm_map); /** * drm_gpuva_sm_unmap() - creates the &drm_gpuva_ops to split on unmap - * @mgr: the &drm_gpuva_manager representing the GPU VA space + * @gpuvm: the &drm_gpuvm representing the GPU VA space * @priv: pointer to a driver private data structure * @req_addr: the start address of the range to unmap * @req_range: the range of the mappings to unmap * * This function iterates the given range of the GPU VA space. It utilizes the - * &drm_gpuva_fn_ops to call back into the driver providing the operations to + * &drm_gpuvm_ops to call back into the driver providing the operations to * unmap and, if required, split existent mappings. * * Drivers may use these callbacks to update the GPU VA space right away within * the callback. In case the driver decides to copy and store the operations for * later processing neither this function nor &drm_gpuva_sm_map is allowed to be - * called before the &drm_gpuva_manager's view of the GPU VA space was updated - * with the previous set of operations. To update the &drm_gpuva_manager's view + * called before the &drm_gpuvm's view of the GPU VA space was updated + * with the previous set of operations. To update the &drm_gpuvm's view * of the GPU VA space drm_gpuva_insert(), drm_gpuva_destroy_locked() and/or * drm_gpuva_destroy_unlocked() should be used. * @@ -1350,24 +1350,24 @@ EXPORT_SYMBOL_GPL(drm_gpuva_sm_map); * Returns: 0 on success or a negative error code */ int -drm_gpuva_sm_unmap(struct drm_gpuva_manager *mgr, void *priv, +drm_gpuva_sm_unmap(struct drm_gpuvm *gpuvm, void *priv, u64 req_addr, u64 req_range) { - const struct drm_gpuva_fn_ops *ops = mgr->ops; + const struct drm_gpuvm_ops *ops = gpuvm->ops; if (unlikely(!(ops && ops->sm_step_remap && ops->sm_step_unmap))) return -EINVAL; - return __drm_gpuva_sm_unmap(mgr, ops, priv, + return __drm_gpuva_sm_unmap(gpuvm, ops, priv, req_addr, req_range); } EXPORT_SYMBOL_GPL(drm_gpuva_sm_unmap); static struct drm_gpuva_op * -gpuva_op_alloc(struct drm_gpuva_manager *mgr) +gpuva_op_alloc(struct drm_gpuvm *gpuvm) { - const struct drm_gpuva_fn_ops *fn = mgr->ops; + const struct drm_gpuvm_ops *fn = gpuvm->ops; struct drm_gpuva_op *op; if (fn && fn->op_alloc) @@ -1382,10 +1382,10 @@ gpuva_op_alloc(struct drm_gpuva_manager *mgr) } static void -gpuva_op_free(struct drm_gpuva_manager *mgr, +gpuva_op_free(struct drm_gpuvm *gpuvm, struct drm_gpuva_op *op) { - const struct drm_gpuva_fn_ops *fn = mgr->ops; + const struct drm_gpuvm_ops *fn = gpuvm->ops; if (fn && fn->op_free) fn->op_free(op); @@ -1398,14 +1398,14 @@ drm_gpuva_sm_step(struct drm_gpuva_op *__op, void *priv) { struct { - struct drm_gpuva_manager *mgr; + struct drm_gpuvm *vm; struct drm_gpuva_ops *ops; } *args = priv; - struct drm_gpuva_manager *mgr = args->mgr; + struct drm_gpuvm *gpuvm = args->vm; struct drm_gpuva_ops *ops = args->ops; struct drm_gpuva_op *op; - op = gpuva_op_alloc(mgr); + op = gpuva_op_alloc(gpuvm); if (unlikely(!op)) goto err; @@ -1444,12 +1444,12 @@ drm_gpuva_sm_step(struct drm_gpuva_op *__op, err_free_prev: kfree(op->remap.prev); err_free_op: - gpuva_op_free(mgr, op); + gpuva_op_free(gpuvm, op); err: return -ENOMEM; } -static const struct drm_gpuva_fn_ops gpuva_list_ops = { +static const struct drm_gpuvm_ops gpuva_list_ops = { .sm_step_map = drm_gpuva_sm_step, .sm_step_remap = drm_gpuva_sm_step, .sm_step_unmap = drm_gpuva_sm_step, @@ -1457,7 +1457,7 @@ static const struct drm_gpuva_fn_ops gpuva_list_ops = { /** * drm_gpuva_sm_map_ops_create() - creates the &drm_gpuva_ops to split and merge - * @mgr: the &drm_gpuva_manager representing the GPU VA space + * @gpuvm: the &drm_gpuvm representing the GPU VA space * @req_addr: the start address of the new mapping * @req_range: the range of the new mapping * @req_obj: the &drm_gem_object to map @@ -1476,9 +1476,9 @@ static const struct drm_gpuva_fn_ops gpuva_list_ops = { * map operation requested by the caller. * * Note that before calling this function again with another mapping request it - * is necessary to update the &drm_gpuva_manager's view of the GPU VA space. The + * is necessary to update the &drm_gpuvm's view of the GPU VA space. The * previously obtained operations must be either processed or abandoned. To - * update the &drm_gpuva_manager's view of the GPU VA space drm_gpuva_insert(), + * update the &drm_gpuvm's view of the GPU VA space drm_gpuva_insert(), * drm_gpuva_destroy_locked() and/or drm_gpuva_destroy_unlocked() should be * used. * @@ -1488,13 +1488,13 @@ static const struct drm_gpuva_fn_ops gpuva_list_ops = { * Returns: a pointer to the &drm_gpuva_ops on success, an ERR_PTR on failure */ struct drm_gpuva_ops * -drm_gpuva_sm_map_ops_create(struct drm_gpuva_manager *mgr, +drm_gpuva_sm_map_ops_create(struct drm_gpuvm *gpuvm, u64 req_addr, u64 req_range, struct drm_gem_object *req_obj, u64 req_offset) { struct drm_gpuva_ops *ops; struct { - struct drm_gpuva_manager *mgr; + struct drm_gpuvm *vm; struct drm_gpuva_ops *ops; } args; int ret; @@ -1505,10 +1505,10 @@ drm_gpuva_sm_map_ops_create(struct drm_gpuva_manager *mgr, INIT_LIST_HEAD(&ops->list); - args.mgr = mgr; + args.vm = gpuvm; args.ops = ops; - ret = __drm_gpuva_sm_map(mgr, &gpuva_list_ops, &args, + ret = __drm_gpuva_sm_map(gpuvm, &gpuva_list_ops, &args, req_addr, req_range, req_obj, req_offset); if (ret) @@ -1517,7 +1517,7 @@ drm_gpuva_sm_map_ops_create(struct drm_gpuva_manager *mgr, return ops; err_free_ops: - drm_gpuva_ops_free(mgr, ops); + drm_gpuva_ops_free(gpuvm, ops); return ERR_PTR(ret); } EXPORT_SYMBOL_GPL(drm_gpuva_sm_map_ops_create); @@ -1525,7 +1525,7 @@ EXPORT_SYMBOL_GPL(drm_gpuva_sm_map_ops_create); /** * drm_gpuva_sm_unmap_ops_create() - creates the &drm_gpuva_ops to split on * unmap - * @mgr: the &drm_gpuva_manager representing the GPU VA space + * @gpuvm: the &drm_gpuvm representing the GPU VA space * @req_addr: the start address of the range to unmap * @req_range: the range of the mappings to unmap * @@ -1540,9 +1540,9 @@ EXPORT_SYMBOL_GPL(drm_gpuva_sm_map_ops_create); * remap operations. * * Note that before calling this function again with another range to unmap it - * is necessary to update the &drm_gpuva_manager's view of the GPU VA space. The + * is necessary to update the &drm_gpuvm's view of the GPU VA space. The * previously obtained operations must be processed or abandoned. To update the - * &drm_gpuva_manager's view of the GPU VA space drm_gpuva_insert(), + * &drm_gpuvm's view of the GPU VA space drm_gpuva_insert(), * drm_gpuva_destroy_locked() and/or drm_gpuva_destroy_unlocked() should be * used. * @@ -1552,12 +1552,12 @@ EXPORT_SYMBOL_GPL(drm_gpuva_sm_map_ops_create); * Returns: a pointer to the &drm_gpuva_ops on success, an ERR_PTR on failure */ struct drm_gpuva_ops * -drm_gpuva_sm_unmap_ops_create(struct drm_gpuva_manager *mgr, +drm_gpuva_sm_unmap_ops_create(struct drm_gpuvm *gpuvm, u64 req_addr, u64 req_range) { struct drm_gpuva_ops *ops; struct { - struct drm_gpuva_manager *mgr; + struct drm_gpuvm *vm; struct drm_gpuva_ops *ops; } args; int ret; @@ -1568,10 +1568,10 @@ drm_gpuva_sm_unmap_ops_create(struct drm_gpuva_manager *mgr, INIT_LIST_HEAD(&ops->list); - args.mgr = mgr; + args.vm = gpuvm; args.ops = ops; - ret = __drm_gpuva_sm_unmap(mgr, &gpuva_list_ops, &args, + ret = __drm_gpuva_sm_unmap(gpuvm, &gpuva_list_ops, &args, req_addr, req_range); if (ret) goto err_free_ops; @@ -1579,14 +1579,14 @@ drm_gpuva_sm_unmap_ops_create(struct drm_gpuva_manager *mgr, return ops; err_free_ops: - drm_gpuva_ops_free(mgr, ops); + drm_gpuva_ops_free(gpuvm, ops); return ERR_PTR(ret); } EXPORT_SYMBOL_GPL(drm_gpuva_sm_unmap_ops_create); /** * drm_gpuva_prefetch_ops_create() - creates the &drm_gpuva_ops to prefetch - * @mgr: the &drm_gpuva_manager representing the GPU VA space + * @gpuvm: the &drm_gpuvm representing the GPU VA space * @addr: the start address of the range to prefetch * @range: the range of the mappings to prefetch * @@ -1603,7 +1603,7 @@ EXPORT_SYMBOL_GPL(drm_gpuva_sm_unmap_ops_create); * Returns: a pointer to the &drm_gpuva_ops on success, an ERR_PTR on failure */ struct drm_gpuva_ops * -drm_gpuva_prefetch_ops_create(struct drm_gpuva_manager *mgr, +drm_gpuva_prefetch_ops_create(struct drm_gpuvm *gpuvm, u64 addr, u64 range) { struct drm_gpuva_ops *ops; @@ -1618,8 +1618,8 @@ drm_gpuva_prefetch_ops_create(struct drm_gpuva_manager *mgr, INIT_LIST_HEAD(&ops->list); - drm_gpuva_for_each_va_range(va, mgr, addr, end) { - op = gpuva_op_alloc(mgr); + drm_gpuvm_for_each_va_range(va, gpuvm, addr, end) { + op = gpuva_op_alloc(gpuvm); if (!op) { ret = -ENOMEM; goto err_free_ops; @@ -1633,14 +1633,14 @@ drm_gpuva_prefetch_ops_create(struct drm_gpuva_manager *mgr, return ops; err_free_ops: - drm_gpuva_ops_free(mgr, ops); + drm_gpuva_ops_free(gpuvm, ops); return ERR_PTR(ret); } EXPORT_SYMBOL_GPL(drm_gpuva_prefetch_ops_create); /** * drm_gpuva_gem_unmap_ops_create() - creates the &drm_gpuva_ops to unmap a GEM - * @mgr: the &drm_gpuva_manager representing the GPU VA space + * @gpuvm: the &drm_gpuvm representing the GPU VA space * @obj: the &drm_gem_object to unmap * * This function creates a list of operations to perform unmapping for every @@ -1658,7 +1658,7 @@ EXPORT_SYMBOL_GPL(drm_gpuva_prefetch_ops_create); * Returns: a pointer to the &drm_gpuva_ops on success, an ERR_PTR on failure */ struct drm_gpuva_ops * -drm_gpuva_gem_unmap_ops_create(struct drm_gpuva_manager *mgr, +drm_gpuva_gem_unmap_ops_create(struct drm_gpuvm *gpuvm, struct drm_gem_object *obj) { struct drm_gpuva_ops *ops; @@ -1675,7 +1675,7 @@ drm_gpuva_gem_unmap_ops_create(struct drm_gpuva_manager *mgr, INIT_LIST_HEAD(&ops->list); drm_gem_for_each_gpuva(va, obj) { - op = gpuva_op_alloc(mgr); + op = gpuva_op_alloc(gpuvm); if (!op) { ret = -ENOMEM; goto err_free_ops; @@ -1689,21 +1689,21 @@ drm_gpuva_gem_unmap_ops_create(struct drm_gpuva_manager *mgr, return ops; err_free_ops: - drm_gpuva_ops_free(mgr, ops); + drm_gpuva_ops_free(gpuvm, ops); return ERR_PTR(ret); } EXPORT_SYMBOL_GPL(drm_gpuva_gem_unmap_ops_create); /** * drm_gpuva_ops_free() - free the given &drm_gpuva_ops - * @mgr: the &drm_gpuva_manager the ops were created for + * @gpuvm: the &drm_gpuvm the ops were created for * @ops: the &drm_gpuva_ops to free * * Frees the given &drm_gpuva_ops structure including all the ops associated * with it. */ void -drm_gpuva_ops_free(struct drm_gpuva_manager *mgr, +drm_gpuva_ops_free(struct drm_gpuvm *gpuvm, struct drm_gpuva_ops *ops) { struct drm_gpuva_op *op, *next; @@ -1717,7 +1717,7 @@ drm_gpuva_ops_free(struct drm_gpuva_manager *mgr, kfree(op->remap.unmap); } - gpuva_op_free(mgr, op); + gpuva_op_free(gpuvm, op); } kfree(ops); diff --git a/drivers/gpu/drm/nouveau/nouveau_exec.c b/drivers/gpu/drm/nouveau/nouveau_exec.c index a90c4cd8cbb2..c001952cd678 100644 --- a/drivers/gpu/drm/nouveau/nouveau_exec.c +++ b/drivers/gpu/drm/nouveau/nouveau_exec.c @@ -106,7 +106,7 @@ nouveau_exec_job_submit(struct nouveau_job *job) drm_exec_until_all_locked(exec) { struct drm_gpuva *va; - drm_gpuva_for_each_va(va, &uvmm->umgr) { + drm_gpuvm_for_each_va(va, &uvmm->umgr) { if (unlikely(va == &uvmm->umgr.kernel_alloc_node)) continue; diff --git a/drivers/gpu/drm/nouveau/nouveau_uvmm.c b/drivers/gpu/drm/nouveau/nouveau_uvmm.c index aae780e4a4aa..16c7ea3cee13 100644 --- a/drivers/gpu/drm/nouveau/nouveau_uvmm.c +++ b/drivers/gpu/drm/nouveau/nouveau_uvmm.c @@ -444,7 +444,7 @@ op_map_prepare_unwind(struct nouveau_uvma *uvma) static void op_unmap_prepare_unwind(struct drm_gpuva *va) { - drm_gpuva_insert(va->mgr, va); + drm_gpuva_insert(va->vm, va); } static void @@ -1836,11 +1836,11 @@ nouveau_uvmm_init(struct nouveau_uvmm *uvmm, struct nouveau_cli *cli, uvmm->kernel_managed_addr = kernel_managed_addr; uvmm->kernel_managed_size = kernel_managed_size; - drm_gpuva_manager_init(&uvmm->umgr, cli->name, - NOUVEAU_VA_SPACE_START, - NOUVEAU_VA_SPACE_END, - kernel_managed_addr, kernel_managed_size, - NULL); + drm_gpuvm_init(&uvmm->umgr, cli->name, + NOUVEAU_VA_SPACE_START, + NOUVEAU_VA_SPACE_END, + kernel_managed_addr, kernel_managed_size, + NULL); ret = nvif_vmm_ctor(&cli->mmu, "uvmm", cli->vmm.vmm.object.oclass, RAW, @@ -1855,7 +1855,7 @@ nouveau_uvmm_init(struct nouveau_uvmm *uvmm, struct nouveau_cli *cli, return 0; out_free_gpuva_mgr: - drm_gpuva_manager_destroy(&uvmm->umgr); + drm_gpuvm_destroy(&uvmm->umgr); out_unlock: mutex_unlock(&cli->mutex); return ret; @@ -1877,7 +1877,7 @@ nouveau_uvmm_fini(struct nouveau_uvmm *uvmm) wait_event(entity->job.wq, list_empty(&entity->job.list.head)); nouveau_uvmm_lock(uvmm); - drm_gpuva_for_each_va_safe(va, next, &uvmm->umgr) { + drm_gpuvm_for_each_va_safe(va, next, &uvmm->umgr) { struct nouveau_uvma *uvma = uvma_from_va(va); struct drm_gem_object *obj = va->gem.obj; @@ -1910,7 +1910,7 @@ nouveau_uvmm_fini(struct nouveau_uvmm *uvmm) mutex_lock(&cli->mutex); nouveau_vmm_fini(&uvmm->vmm); - drm_gpuva_manager_destroy(&uvmm->umgr); + drm_gpuvm_destroy(&uvmm->umgr); mutex_unlock(&cli->mutex); dma_resv_fini(&uvmm->resv); diff --git a/drivers/gpu/drm/nouveau/nouveau_uvmm.h b/drivers/gpu/drm/nouveau/nouveau_uvmm.h index fc7f6fd2a4e1..1402a2385e39 100644 --- a/drivers/gpu/drm/nouveau/nouveau_uvmm.h +++ b/drivers/gpu/drm/nouveau/nouveau_uvmm.h @@ -9,7 +9,7 @@ struct nouveau_uvmm { struct nouveau_vmm vmm; - struct drm_gpuva_manager umgr; + struct drm_gpuvm umgr; struct maple_tree region_mt; struct mutex mutex; struct dma_resv resv; @@ -44,7 +44,7 @@ struct nouveau_uvma { #define uvmm_from_mgr(x) container_of((x), struct nouveau_uvmm, umgr) #define uvma_from_va(x) container_of((x), struct nouveau_uvma, va) -#define to_uvmm(x) uvmm_from_mgr((x)->va.mgr) +#define to_uvmm(x) uvmm_from_mgr((x)->va.vm) struct nouveau_uvmm_bind_job { struct nouveau_job base; diff --git a/include/drm/drm_debugfs.h b/include/drm/drm_debugfs.h index 7213ce15e4ff..5dbe6e972660 100644 --- a/include/drm/drm_debugfs.h +++ b/include/drm/drm_debugfs.h @@ -152,7 +152,7 @@ void drm_debugfs_add_files(struct drm_device *dev, const struct drm_debugfs_info *files, int count); int drm_debugfs_gpuva_info(struct seq_file *m, - struct drm_gpuva_manager *mgr); + struct drm_gpuvm *gpuvm); #else static inline void drm_debugfs_create_files(const struct drm_info_list *files, int count, struct dentry *root, @@ -176,7 +176,7 @@ static inline void drm_debugfs_add_files(struct drm_device *dev, {} static inline int drm_debugfs_gpuva_info(struct seq_file *m, - struct drm_gpuva_manager *mgr) + struct drm_gpuvm *gpuvm) { return 0; } diff --git a/include/drm/drm_gpuva_mgr.h b/include/drm/drm_gpuva_mgr.h index ed8d50200cc3..1aa99a4d5665 100644 --- a/include/drm/drm_gpuva_mgr.h +++ b/include/drm/drm_gpuva_mgr.h @@ -31,8 +31,8 @@ #include <drm/drm_gem.h> -struct drm_gpuva_manager; -struct drm_gpuva_fn_ops; +struct drm_gpuvm; +struct drm_gpuvm_ops; /** * enum drm_gpuva_flags - flags for struct drm_gpuva @@ -62,15 +62,15 @@ enum drm_gpuva_flags { * struct drm_gpuva - structure to track a GPU VA mapping * * This structure represents a GPU VA mapping and is associated with a - * &drm_gpuva_manager. + * &drm_gpuvm. * * Typically, this structure is embedded in bigger driver structures. */ struct drm_gpuva { /** - * @mgr: the &drm_gpuva_manager this object is associated with + * @gpuvm: the &drm_gpuvm this object is associated with */ - struct drm_gpuva_manager *mgr; + struct drm_gpuvm *vm; /** * @flags: the &drm_gpuva_flags for this mapping @@ -137,20 +137,20 @@ struct drm_gpuva { } rb; }; -int drm_gpuva_insert(struct drm_gpuva_manager *mgr, struct drm_gpuva *va); +int drm_gpuva_insert(struct drm_gpuvm *gpuvm, struct drm_gpuva *va); void drm_gpuva_remove(struct drm_gpuva *va); void drm_gpuva_link(struct drm_gpuva *va); void drm_gpuva_unlink(struct drm_gpuva *va); -struct drm_gpuva *drm_gpuva_find(struct drm_gpuva_manager *mgr, +struct drm_gpuva *drm_gpuva_find(struct drm_gpuvm *gpuvm, u64 addr, u64 range); -struct drm_gpuva *drm_gpuva_find_first(struct drm_gpuva_manager *mgr, +struct drm_gpuva *drm_gpuva_find_first(struct drm_gpuvm *gpuvm, u64 addr, u64 range); -struct drm_gpuva *drm_gpuva_find_prev(struct drm_gpuva_manager *mgr, u64 start); -struct drm_gpuva *drm_gpuva_find_next(struct drm_gpuva_manager *mgr, u64 end); +struct drm_gpuva *drm_gpuva_find_prev(struct drm_gpuvm *gpuvm, u64 start); +struct drm_gpuva *drm_gpuva_find_next(struct drm_gpuvm *gpuvm, u64 end); -bool drm_gpuva_interval_empty(struct drm_gpuva_manager *mgr, u64 addr, u64 range); +bool drm_gpuva_interval_empty(struct drm_gpuvm *gpuvm, u64 addr, u64 range); static inline void drm_gpuva_init(struct drm_gpuva *va, u64 addr, u64 range, struct drm_gem_object *obj, u64 offset) @@ -186,7 +186,7 @@ static inline bool drm_gpuva_invalidated(struct drm_gpuva *va) } /** - * struct drm_gpuva_manager - DRM GPU VA Manager + * struct drm_gpuvm - DRM GPU VA Manager * * The DRM GPU VA Manager keeps track of a GPU's virtual address space by using * &maple_tree structures. Typically, this structure is embedded in bigger @@ -197,7 +197,7 @@ static inline bool drm_gpuva_invalidated(struct drm_gpuva *va) * * There should be one manager instance per GPU virtual address space. */ -struct drm_gpuva_manager { +struct drm_gpuvm { /** * @name: the name of the DRM GPU VA space */ @@ -237,100 +237,99 @@ struct drm_gpuva_manager { struct drm_gpuva kernel_alloc_node; /** - * @ops: &drm_gpuva_fn_ops providing the split/merge steps to drivers + * @ops: &drm_gpuvm_ops providing the split/merge steps to drivers */ - const struct drm_gpuva_fn_ops *ops; + const struct drm_gpuvm_ops *ops; }; -void drm_gpuva_manager_init(struct drm_gpuva_manager *mgr, - const char *name, - u64 start_offset, u64 range, - u64 reserve_offset, u64 reserve_range, - const struct drm_gpuva_fn_ops *ops); -void drm_gpuva_manager_destroy(struct drm_gpuva_manager *mgr); +void drm_gpuvm_init(struct drm_gpuvm *gpuvm, const char *name, + u64 start_offset, u64 range, + u64 reserve_offset, u64 reserve_range, + const struct drm_gpuvm_ops *ops); +void drm_gpuvm_destroy(struct drm_gpuvm *gpuvm); static inline struct drm_gpuva * __drm_gpuva_next(struct drm_gpuva *va) { - if (va && !list_is_last(&va->rb.entry, &va->mgr->rb.list)) + if (va && !list_is_last(&va->rb.entry, &va->vm->rb.list)) return list_next_entry(va, rb.entry); return NULL; } /** - * drm_gpuva_for_each_va_range() - iterate over a range of &drm_gpuvas + * drm_gpuvm_for_each_va_range() - iterate over a range of &drm_gpuvas * @va__: &drm_gpuva structure to assign to in each iteration step - * @mgr__: &drm_gpuva_manager to walk over + * @gpuvm__: &drm_gpuvm to walk over * @start__: starting offset, the first gpuva will overlap this * @end__: ending offset, the last gpuva will start before this (but may * overlap) * - * This iterator walks over all &drm_gpuvas in the &drm_gpuva_manager that lie + * This iterator walks over all &drm_gpuvas in the &drm_gpuvm that lie * between @start__ and @end__. It is implemented similarly to list_for_each(), - * but is using the &drm_gpuva_manager's internal interval tree to accelerate + * but is using the &drm_gpuvm's internal interval tree to accelerate * the search for the starting &drm_gpuva, and hence isn't safe against removal * of elements. It assumes that @end__ is within (or is the upper limit of) the - * &drm_gpuva_manager. This iterator does not skip over the &drm_gpuva_manager's + * &drm_gpuvm. This iterator does not skip over the &drm_gpuvm's * @kernel_alloc_node. */ -#define drm_gpuva_for_each_va_range(va__, mgr__, start__, end__) \ - for (va__ = drm_gpuva_find_first((mgr__), (start__), (end__) - (start__)); \ +#define drm_gpuvm_for_each_va_range(va__, gpuvm__, start__, end__) \ + for (va__ = drm_gpuva_find_first((gpuvm__), (start__), (end__) - (start__)); \ va__ && (va__->va.addr < (end__)); \ va__ = __drm_gpuva_next(va__)) /** - * drm_gpuva_for_each_va_range_safe() - safely iterate over a range of + * drm_gpuvm_for_each_va_range_safe() - safely iterate over a range of * &drm_gpuvas * @va__: &drm_gpuva to assign to in each iteration step * @next__: another &drm_gpuva to use as temporary storage - * @mgr__: &drm_gpuva_manager to walk over + * @gpuvm__: &drm_gpuvm to walk over * @start__: starting offset, the first gpuva will overlap this * @end__: ending offset, the last gpuva will start before this (but may * overlap) * - * This iterator walks over all &drm_gpuvas in the &drm_gpuva_manager that lie + * This iterator walks over all &drm_gpuvas in the &drm_gpuvm that lie * between @start__ and @end__. It is implemented similarly to - * list_for_each_safe(), but is using the &drm_gpuva_manager's internal interval + * list_for_each_safe(), but is using the &drm_gpuvm's internal interval * tree to accelerate the search for the starting &drm_gpuva, and hence is safe * against removal of elements. It assumes that @end__ is within (or is the - * upper limit of) the &drm_gpuva_manager. This iterator does not skip over the - * &drm_gpuva_manager's @kernel_alloc_node. + * upper limit of) the &drm_gpuvm. This iterator does not skip over the + * &drm_gpuvm's @kernel_alloc_node. */ -#define drm_gpuva_for_each_va_range_safe(va__, next__, mgr__, start__, end__) \ - for (va__ = drm_gpuva_find_first((mgr__), (start__), (end__) - (start__)), \ +#define drm_gpuvm_for_each_va_range_safe(va__, next__, gpuvm__, start__, end__) \ + for (va__ = drm_gpuva_find_first((gpuvm__), (start__), (end__) - (start__)), \ next__ = __drm_gpuva_next(va__); \ va__ && (va__->va.addr < (end__)); \ va__ = next__, next__ = __drm_gpuva_next(va__)) /** - * drm_gpuva_for_each_va() - iterate over all &drm_gpuvas + * drm_gpuvm_for_each_va() - iterate over all &drm_gpuvas * @va__: &drm_gpuva to assign to in each iteration step - * @mgr__: &drm_gpuva_manager to walk over + * @gpuvm__: &drm_gpuvm to walk over * * This iterator walks over all &drm_gpuva structures associated with the given - * &drm_gpuva_manager. + * &drm_gpuvm. */ -#define drm_gpuva_for_each_va(va__, mgr__) \ - list_for_each_entry(va__, &(mgr__)->rb.list, rb.entry) +#define drm_gpuvm_for_each_va(va__, gpuvm__) \ + list_for_each_entry(va__, &(gpuvm__)->rb.list, rb.entry) /** - * drm_gpuva_for_each_va_safe() - safely iterate over all &drm_gpuvas + * drm_gpuvm_for_each_va_safe() - safely iterate over all &drm_gpuvas * @va__: &drm_gpuva to assign to in each iteration step * @next__: another &drm_gpuva to use as temporary storage - * @mgr__: &drm_gpuva_manager to walk over + * @gpuvm__: &drm_gpuvm to walk over * * This iterator walks over all &drm_gpuva structures associated with the given - * &drm_gpuva_manager. It is implemented with list_for_each_entry_safe(), and + * &drm_gpuvm. It is implemented with list_for_each_entry_safe(), and * hence safe against the removal of elements. */ -#define drm_gpuva_for_each_va_safe(va__, next__, mgr__) \ - list_for_each_entry_safe(va__, next__, &(mgr__)->rb.list, rb.entry) +#define drm_gpuvm_for_each_va_safe(va__, next__, gpuvm__) \ + list_for_each_entry_safe(va__, next__, &(gpuvm__)->rb.list, rb.entry) /** * enum drm_gpuva_op_type - GPU VA operation type * - * Operations to alter the GPU VA mappings tracked by the &drm_gpuva_manager. + * Operations to alter the GPU VA mappings tracked by the &drm_gpuvm. */ enum drm_gpuva_op_type { /** @@ -413,7 +412,7 @@ struct drm_gpuva_op_unmap { * * Optionally, if &keep is set, drivers may keep the actual page table * mappings for this &drm_gpuva, adding the missing page table entries - * only and update the &drm_gpuva_manager accordingly. + * only and update the &drm_gpuvm accordingly. */ bool keep; }; @@ -584,22 +583,22 @@ struct drm_gpuva_ops { #define drm_gpuva_next_op(op) list_next_entry(op, entry) struct drm_gpuva_ops * -drm_gpuva_sm_map_ops_create(struct drm_gpuva_manager *mgr, +drm_gpuva_sm_map_ops_create(struct drm_gpuvm *gpuvm, u64 addr, u64 range, struct drm_gem_object *obj, u64 offset); struct drm_gpuva_ops * -drm_gpuva_sm_unmap_ops_create(struct drm_gpuva_manager *mgr, +drm_gpuva_sm_unmap_ops_create(struct drm_gpuvm *gpuvm, u64 addr, u64 range); struct drm_gpuva_ops * -drm_gpuva_prefetch_ops_create(struct drm_gpuva_manager *mgr, +drm_gpuva_prefetch_ops_create(struct drm_gpuvm *gpuvm, u64 addr, u64 range); struct drm_gpuva_ops * -drm_gpuva_gem_unmap_ops_create(struct drm_gpuva_manager *mgr, +drm_gpuva_gem_unmap_ops_create(struct drm_gpuvm *gpuvm, struct drm_gem_object *obj); -void drm_gpuva_ops_free(struct drm_gpuva_manager *mgr, +void drm_gpuva_ops_free(struct drm_gpuvm *gpuvm, struct drm_gpuva_ops *ops); static inline void drm_gpuva_init_from_op(struct drm_gpuva *va, @@ -610,15 +609,15 @@ static inline void drm_gpuva_init_from_op(struct drm_gpuva *va, } /** - * struct drm_gpuva_fn_ops - callbacks for split/merge steps + * struct drm_gpuvm_ops - callbacks for split/merge steps * * This structure defines the callbacks used by &drm_gpuva_sm_map and * &drm_gpuva_sm_unmap to provide the split/merge steps for map and unmap * operations to drivers. */ -struct drm_gpuva_fn_ops { +struct drm_gpuvm_ops { /** - * @op_alloc: called when the &drm_gpuva_manager allocates + * @op_alloc: called when the &drm_gpuvm allocates * a struct drm_gpuva_op * * Some drivers may want to embed struct drm_gpuva_op into driver @@ -630,7 +629,7 @@ struct drm_gpuva_fn_ops { struct drm_gpuva_op *(*op_alloc)(void); /** - * @op_free: called when the &drm_gpuva_manager frees a + * @op_free: called when the &drm_gpuvm frees a * struct drm_gpuva_op * * Some drivers may want to embed struct drm_gpuva_op into driver @@ -686,14 +685,14 @@ struct drm_gpuva_fn_ops { int (*sm_step_unmap)(struct drm_gpuva_op *op, void *priv); }; -int drm_gpuva_sm_map(struct drm_gpuva_manager *mgr, void *priv, +int drm_gpuva_sm_map(struct drm_gpuvm *gpuvm, void *priv, u64 addr, u64 range, struct drm_gem_object *obj, u64 offset); -int drm_gpuva_sm_unmap(struct drm_gpuva_manager *mgr, void *priv, +int drm_gpuva_sm_unmap(struct drm_gpuvm *gpuvm, void *priv, u64 addr, u64 range); -void drm_gpuva_map(struct drm_gpuva_manager *mgr, +void drm_gpuva_map(struct drm_gpuvm *gpuvm, struct drm_gpuva *va, struct drm_gpuva_op_map *op);

[drm-misc-next,v2,2/7] drm/gpuvm: rename struct drm_gpuva_manager to struct drm_gpuvm

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