diff mbox series

usb: xhci: tegra: enable stream protocol support

Message ID 20230512080423.27978-1-jilin@nvidia.com (mailing list archive)
State Accepted
Commit 397376765249555800749d012b301609c62ae963
Headers show
Series usb: xhci: tegra: enable stream protocol support | expand

Commit Message

Jim Lin May 12, 2023, 8:04 a.m. UTC 
From: Henry Lin <henryl@nvidia.com>

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>
---

 drivers/usb/host/xhci-tegra.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/drivers/usb/host/xhci-tegra.c b/drivers/usb/host/xhci-tegra.c
index c75d93244143..ea55e401c70e 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);