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| author | Damien Le Moal <dlemoal@kernel.org> | 2024-03-25 10:09:14 +0300 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2024-04-25 20:53:29 +0300 |
| commit | b21f89b0c55087e11506900c763ffb7af55a48fc (patch) | |
| tree | 63368689e7db7b2a6ab1baf5aed2c259687bc613 | |
| parent | a665b0a93f3bf64b899893938c6fc4ed246ef59f (diff) | |
| download | linux-b21f89b0c55087e11506900c763ffb7af55a48fc.tar.xz | |
Documentation: PCI: Use PCI_IRQ_INTX instead of PCI_IRQ_LEGACY
Change all references to PCI_IRQ_LEGACY to PCI_IRQ_INTX in the PCI
documentation to reflect that PCI_IRQ_LEGACY is deprecated.
Link: https://lore.kernel.org/r/20240325070944.3600338-4-dlemoal@kernel.org
Signed-off-by: Damien Le Moal <dlemoal@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
| -rw-r--r-- | Documentation/PCI/msi-howto.rst | 2 | ||||
| -rw-r--r-- | Documentation/PCI/pci.rst | 2 | ||||
| -rw-r--r-- | Documentation/translations/zh_CN/PCI/msi-howto.rst | 2 | ||||
| -rw-r--r-- | Documentation/translations/zh_CN/PCI/pci.rst | 2 |
4 files changed, 4 insertions, 4 deletions
diff --git a/Documentation/PCI/msi-howto.rst b/Documentation/PCI/msi-howto.rst index 783d30b7bb42..0692c9aec66f 100644 --- a/Documentation/PCI/msi-howto.rst +++ b/Documentation/PCI/msi-howto.rst @@ -103,7 +103,7 @@ min_vecs argument set to this limit, and the PCI core will return -ENOSPC if it can't meet the minimum number of vectors. The flags argument is used to specify which type of interrupt can be used -by the device and the driver (PCI_IRQ_LEGACY, PCI_IRQ_MSI, PCI_IRQ_MSIX). +by the device and the driver (PCI_IRQ_INTX, PCI_IRQ_MSI, PCI_IRQ_MSIX). A convenient short-hand (PCI_IRQ_ALL_TYPES) is also available to ask for any possible kind of interrupt. If the PCI_IRQ_AFFINITY flag is set, pci_alloc_irq_vectors() will spread the interrupts around the available CPUs. diff --git a/Documentation/PCI/pci.rst b/Documentation/PCI/pci.rst index cced568d78e9..dd7b1c0c21da 100644 --- a/Documentation/PCI/pci.rst +++ b/Documentation/PCI/pci.rst @@ -335,7 +335,7 @@ causes the PCI support to program CPU vector data into the PCI device capability registers. Many architectures, chip-sets, or BIOSes do NOT support MSI or MSI-X and a call to pci_alloc_irq_vectors with just the PCI_IRQ_MSI and PCI_IRQ_MSIX flags will fail, so try to always -specify PCI_IRQ_LEGACY as well. +specify PCI_IRQ_INTX as well. Drivers that have different interrupt handlers for MSI/MSI-X and legacy INTx should chose the right one based on the msi_enabled diff --git a/Documentation/translations/zh_CN/PCI/msi-howto.rst b/Documentation/translations/zh_CN/PCI/msi-howto.rst index 1b9b5ea790d8..95baadf767e4 100644 --- a/Documentation/translations/zh_CN/PCI/msi-howto.rst +++ b/Documentation/translations/zh_CN/PCI/msi-howto.rst @@ -88,7 +88,7 @@ MSI功能。 如果设备对最小数量的向量有要求，驱动程序可以传递一个min_vecs参数，设置为这个限制， 如果PCI核不能满足最小数量的向量，将返回-ENOSPC。 -flags参数用来指定设备和驱动程序可以使用哪种类型的中断（PCI_IRQ_LEGACY, PCI_IRQ_MSI, +flags参数用来指定设备和驱动程序可以使用哪种类型的中断（PCI_IRQ_INTX, PCI_IRQ_MSI, PCI_IRQ_MSIX）。一个方便的短语（PCI_IRQ_ALL_TYPES）也可以用来要求任何可能的中断类型。 如果PCI_IRQ_AFFINITY标志被设置，pci_alloc_irq_vectors()将把中断分散到可用的CPU上。 diff --git a/Documentation/translations/zh_CN/PCI/pci.rst b/Documentation/translations/zh_CN/PCI/pci.rst index 83c2a41d38d3..347f5c3f5ce9 100644 --- a/Documentation/translations/zh_CN/PCI/pci.rst +++ b/Documentation/translations/zh_CN/PCI/pci.rst @@ -304,7 +304,7 @@ MSI-X可以分配几个单独的向量。 的PCI_IRQ_MSI和/或PCI_IRQ_MSIX标志来启用MSI功能。这将导致PCI支持将CPU向量数 据编程到PCI设备功能寄存器中。许多架构、芯片组或BIOS不支持MSI或MSI-X，调用 ``pci_alloc_irq_vectors`` 时只使用PCI_IRQ_MSI和PCI_IRQ_MSIX标志会失败， -所以尽量也要指定 ``PCI_IRQ_LEGACY`` 。 +所以尽量也要指定 ``PCI_IRQ_INTX`` 。 对MSI/MSI-X和传统INTx有不同中断处理程序的驱动程序应该在调用 ``pci_alloc_irq_vectors`` 后根据 ``pci_dev``结构体中的 ``msi_enabled`` |