usb: xhci: tegra: enable stream protocol support

Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

kernel os linux

This commit enables stream transfer protocol for Tegra XHCI.

Signed-off-by: Henry Lin <henryl@nvidia.com>
Signed-off-by: Jim Lin <jilin@nvidia.com>
Link: https://lore.kernel.org/r/20230512080423.27978-1-jilin@nvidia.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

authored by

Henry Lin and committed by

Greg Kroah-Hartman 2 years ago 39737676 424e0293

1 changed file

expand all

drivers

usb

host

xhci-tegra.c

drivers/usb/host/xhci-tegra.c

··· 1828 1828 goto remove_usb2; 1829 1829 } 1830 1830 1831 + if (HCC_MAX_PSA(xhci->hcc_params) >= 4) 1832 + xhci->shared_hcd->can_do_streams = 1; 1833 + 1831 1834 err = usb_add_hcd(xhci->shared_hcd, tegra->xhci_irq, IRQF_SHARED); 1832 1835 if (err < 0) { 1833 1836 dev_err(&pdev->dev, "failed to add shared HCD: %d\n", err);