usb: ehci: Fix a function name in comments

Use dma_map_single() instead of pci_map_single(),
because only dma_map_single() is called here.

Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Cai Huoqing <caihuoqing@baidu.com>
Link: https://lore.kernel.org/r/20210925124920.1564-1-caihuoqing@baidu.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 14408032162972d22d169021fdc495b0f94b361d..3d82e0b853be521774827f1302fdab616252d797 100644 (file)
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -588,7 +588,7 @@ static int ehci_run (struct usb_hcd *hcd)
         * hcc_params controls whether ehci->regs->segment must (!!!)
         * be used; it constrains QH/ITD/SITD and QTD locations.
         * dma_pool consistent memory always uses segment zero.
-        * streaming mappings for I/O buffers, like pci_map_single(),
+        * streaming mappings for I/O buffers, like dma_map_single(),
         * can return segments above 4GB, if the device allows.
         *
         * NOTE:  the dma mask is visible through dev->dma_mask, so