diff mbox series

[v2,3/5] usb: host: xhci: update hci_version operation in xhci_gen_setup()

Message ID 1645060971-27141-4-git-send-email-quic_linyyuan@quicinc.com
State Superseded
Headers show
Series usb: xhci: fix of some code/comment | expand

Commit Message

Linyu Yuan Feb. 17, 2022, 1:22 a.m. UTC 
There is no need to store temperary value in hcc_params.

Signed-off-by: Linyu Yuan <quic_linyyuan@quicinc.com>
---
v2: no change

 drivers/usb/host/xhci.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index dc357ca..857a9c6 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -5280,8 +5280,7 @@  int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks)
 	xhci->hcs_params1 = readl(&xhci->cap_regs->hcs_params1);
 	xhci->hcs_params2 = readl(&xhci->cap_regs->hcs_params2);
 	xhci->hcs_params3 = readl(&xhci->cap_regs->hcs_params3);
-	xhci->hcc_params = readl(&xhci->cap_regs->hc_capbase);
-	xhci->hci_version = HC_VERSION(xhci->hcc_params);
+	xhci->hci_version = HC_VERSION(readl(&xhci->cap_regs->hc_capbase));
 	xhci->hcc_params = readl(&xhci->cap_regs->hcc_params);
 	if (xhci->hci_version > 0x100)
 		xhci->hcc_params2 = readl(&xhci->cap_regs->hcc_params2);