From 397376765249555800749d012b301609c62ae963 Mon Sep 17 00:00:00 2001 From: Henry Lin Date: Fri, 12 May 2023 16:04:23 +0800 Subject: usb: xhci: tegra: enable stream protocol support This commit enables stream transfer protocol for Tegra XHCI. Signed-off-by: Henry Lin Signed-off-by: Jim Lin Link: https://lore.kernel.org/r/20230512080423.27978-1-jilin@nvidia.com Signed-off-by: Greg Kroah-Hartman --- drivers/usb/host/xhci-tegra.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/usb/host/xhci-tegra.c') diff --git a/drivers/usb/host/xhci-tegra.c b/drivers/usb/host/xhci-tegra.c index 8a9c7deb7686..393e2c8064bd 100644 --- a/drivers/usb/host/xhci-tegra.c +++ b/drivers/usb/host/xhci-tegra.c @@ -1828,6 +1828,9 @@ static int tegra_xusb_probe(struct platform_device *pdev) goto remove_usb2; } + if (HCC_MAX_PSA(xhci->hcc_params) >= 4) + xhci->shared_hcd->can_do_streams = 1; + err = usb_add_hcd(xhci->shared_hcd, tegra->xhci_irq, IRQF_SHARED); if (err < 0) { dev_err(&pdev->dev, "failed to add shared HCD: %d\n", err); -- cgit v1.2.3