diff options
| author | Linyu Yuan <quic_linyyuan@quicinc.com> | 2022-03-03 14:09:01 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-03-03 17:46:08 +0300 |
| commit | c63d5757d0fcbcb6cb4ceb038ef1c477a51c0930 (patch) | |
| tree | 8a54010916bc501d65283c659a6eb303c8c3bf69 /drivers/usb/host | |
| parent | ddfaee6255945a59f897033ffb55cfcdc5bcf946 (diff) | |
| download | linux-c63d5757d0fcbcb6cb4ceb038ef1c477a51c0930.tar.xz | |
usb: host: xhci: update hci_version operation in xhci_gen_setup()
There is no need to store temperary value in hcc_params.
Signed-off-by: Linyu Yuan <quic_linyyuan@quicinc.com>
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Link: https://lore.kernel.org/r/20220303110903.1662404-8-mathias.nyman@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host')
| -rw-r--r-- | drivers/usb/host/xhci.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 6b32f7e65d4c..e17eef88e5d7 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -5279,8 +5279,7 @@ 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); |