linux-4.4.1/__iommu_setup_dma_ops()
をテンプレートにして作成
[
トップ
] [
新規
|
一覧
|
検索
|
最終更新
|
ヘルプ
|
ログイン
]
開始行:
*参照元 [#v57632e9]
#backlinks
*説明 [#h74a713e]
-パス: [[linux-4.4.1/arch/arm64/mm/dma-mapping.c]]
-FIXME: これは何？
--説明
**引数 [#e36ffd81]
-struct device *dev
-
--[[linux-4.4.1/device]]
--u64 dma_base
--u64 size
--const struct iommu_ops *ops
-
--[[linux-4.4.1/iommu_ops]]
**返り値 [#r5697017]
-なし
**参考 [#g9e2e5b1]
*実装 [#pe62def9]
#ifdef CONFIG_IOMMU_DMA
-
--[[linux-4.4.1/CONFIG_IOMMU_DMA]]
...
static void __iommu_setup_dma_ops(struct device *dev, u6...
const struct iommu_ops *ops)
{
struct iommu_group *group;
-
--[[linux-4.4.1/iommu_group]]
if (!ops)
return;
/*
* TODO: As a concession to the future, we're ready to ...
* called both early and late (i.e. after bus_add_devic...
* the platform bus code is reworked to call us late an...
* junk above goes away, move the body of do_iommu_atta...
*/
group = iommu_group_get(dev);
if (group) {
do_iommu_attach(dev, ops, dma_base, size);
iommu_group_put(group);
} else {
queue_iommu_attach(dev, ops, dma_base, size);
}
-
--[[linux-4.4.1/iommu_group_get()]]
--[[linux-4.4.1/do_iommu_attach()]]
--[[linux-4.4.1/iommu_group_put()]]
--[[linux-4.4.1/queue_iommu_attach()]]
}
...
#else
static void __iommu_setup_dma_ops(struct device *dev, u6...
struct iommu_ops *iommu)
{ }
#endif /* CONFIG_IOMMU_DMA */
*コメント [#eea103d9]
終了行:
*参照元 [#v57632e9]
#backlinks
*説明 [#h74a713e]
-パス: [[linux-4.4.1/arch/arm64/mm/dma-mapping.c]]
-FIXME: これは何？
--説明
**引数 [#e36ffd81]
-struct device *dev
-
--[[linux-4.4.1/device]]
--u64 dma_base
--u64 size
--const struct iommu_ops *ops
-
--[[linux-4.4.1/iommu_ops]]
**返り値 [#r5697017]
-なし
**参考 [#g9e2e5b1]
*実装 [#pe62def9]
#ifdef CONFIG_IOMMU_DMA
-
--[[linux-4.4.1/CONFIG_IOMMU_DMA]]
...
static void __iommu_setup_dma_ops(struct device *dev, u6...
const struct iommu_ops *ops)
{
struct iommu_group *group;
-
--[[linux-4.4.1/iommu_group]]
if (!ops)
return;
/*
* TODO: As a concession to the future, we're ready to ...
* called both early and late (i.e. after bus_add_devic...
* the platform bus code is reworked to call us late an...
* junk above goes away, move the body of do_iommu_atta...
*/
group = iommu_group_get(dev);
if (group) {
do_iommu_attach(dev, ops, dma_base, size);
iommu_group_put(group);
} else {
queue_iommu_attach(dev, ops, dma_base, size);
}
-
--[[linux-4.4.1/iommu_group_get()]]
--[[linux-4.4.1/do_iommu_attach()]]
--[[linux-4.4.1/iommu_group_put()]]
--[[linux-4.4.1/queue_iommu_attach()]]
}
...
#else
static void __iommu_setup_dma_ops(struct device *dev, u6...
struct iommu_ops *iommu)
{ }
#endif /* CONFIG_IOMMU_DMA */
*コメント [#eea103d9]
ページ名:
![[PukiWiki]](image/pukiwiki.png "[PukiWiki]")
