From: Alex Williamson Date: Wed, 20 Apr 2022 20:45:05 +0000 (-0600) Subject: PCI/doc: Update obsolete pci_set_dma_mask() references X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=f21949c14968;p=linux.git PCI/doc: Update obsolete pci_set_dma_mask() references The function is dma_set_mask(), fix a missed instance of the old pci_set_dma_mask() and a reference to a function that doesn't exist. Fixes: 05b0ebd06ae6 ("PCI/doc: cleanup references to the legacy PCI DMA API") Link: https://lore.kernel.org/r/165048747271.2959320.13475081883467312497.stgit@omen Signed-off-by: Alex Williamson Signed-off-by: Bjorn Helgaas Reviewed-by: Christoph Hellwig --- diff --git a/Documentation/PCI/pci.rst b/Documentation/PCI/pci.rst index 67a850b556173..cced568d78e9a 100644 --- a/Documentation/PCI/pci.rst +++ b/Documentation/PCI/pci.rst @@ -273,12 +273,12 @@ Set the DMA mask size While all drivers should explicitly indicate the DMA capability (e.g. 32 or 64 bit) of the PCI bus master, devices with more than 32-bit bus master capability for streaming data need the driver -to "register" this capability by calling pci_set_dma_mask() with +to "register" this capability by calling dma_set_mask() with appropriate parameters. In general this allows more efficient DMA on systems where System RAM exists above 4G _physical_ address. Drivers for all PCI-X and PCIe compliant devices must call -set_dma_mask() as they are 64-bit DMA devices. +dma_set_mask() as they are 64-bit DMA devices. Similarly, drivers must also "register" this capability if the device can directly address "coherent memory" in System RAM above 4G physical