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xhci: use max() to make code cleaner 

Use max() in order to make code cleaner.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Changcheng Deng <deng.changcheng@zte.com.cn>
Link: https://lore.kernel.org/r/20211215091602.445009-1-deng.changcheng@zte.com.cn
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Changcheng Deng 2021-12-15 09:16:02 +00:00 committed by Greg Kroah-Hartman
parent 4daf08a0af
commit f28fb27ef7
1 changed files with 2 additions and 4 deletions
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6
drivers/usb/host/xhci.c
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@ -4998,10 +4998,8 @@ static int calculate_max_exit_latency(struct usb_device *udev,
enabling_u2) enabling_u2)
u2_mel_us = DIV_ROUND_UP(udev->u2_params.mel, 1000); u2_mel_us = DIV_ROUND_UP(udev->u2_params.mel, 1000);
if (u1_mel_us > u2_mel_us) mel_us = max(u1_mel_us, u2_mel_us);
mel_us = u1_mel_us;
else
mel_us = u2_mel_us;
/* xHCI host controller max exit latency field is only 16 bits wide. */ /* xHCI host controller max exit latency field is only 16 bits wide. */
if (mel_us > MAX_EXIT) { if (mel_us > MAX_EXIT) {
dev_warn(&udev->dev, "Link PM max exit latency of %lluus " dev_warn(&udev->dev, "Link PM max exit latency of %lluus "