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path: root/drivers/usb/core/config.c
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Diffstat (limited to 'drivers/usb/core/config.c')
-rw-r--r--drivers/usb/core/config.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c
index 25dbd8c7aec7..4be52c602e9b 100644
--- a/drivers/usb/core/config.c
+++ b/drivers/usb/core/config.c
@@ -280,6 +280,16 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum,
/*
* Adjust bInterval for quirked devices.
+ */
+ /*
+ * This quirk fixes bIntervals reported in ms.
+ */
+ if (to_usb_device(ddev)->quirks &
+ USB_QUIRK_LINEAR_FRAME_INTR_BINTERVAL) {
+ n = clamp(fls(d->bInterval) + 3, i, j);
+ i = j = n;
+ }
+ /*
* This quirk fixes bIntervals reported in
* linear microframes.
*/