From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Mon, 22 Oct 2012 20:14:58 +0000 (+0200)
Subject: usb: gadget storage: use a computation macro for INT endpoint interval
X-Git-Tag: firefly_0821_release~3680^2~1517^2~59^2~27
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=64dce9144507d4a6c624fe1b8e0aa88daeae0b9b;p=firefly-linux-kernel-4.4.55.git

usb: gadget storage: use a computation macro for INT endpoint interval

The 9 for HS means 32ms. Use the macro to make it easier to read.

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Felipe Balbi <balbi@ti.com>
---

diff --git a/drivers/usb/gadget/storage_common.c b/drivers/usb/gadget/storage_common.c
index 8d9bcd8207c8..14199d70beea 100644
--- a/drivers/usb/gadget/storage_common.c
+++ b/drivers/usb/gadget/storage_common.c
@@ -441,7 +441,7 @@ fsg_hs_intr_in_desc = {
 	/* bEndpointAddress copied from fs_intr_in_desc during fsg_bind() */
 	.bmAttributes =		USB_ENDPOINT_XFER_INT,
 	.wMaxPacketSize =	cpu_to_le16(2),
-	.bInterval =		9,	/* 2**(9-1) = 256 uframes -> 32 ms */
+	.bInterval =		USB_MS_TO_HS_INTERVAL(32),	/* 32 ms */
 };
 
 #ifndef FSG_NO_OTG
@@ -509,7 +509,7 @@ fsg_ss_intr_in_desc = {
 	/* bEndpointAddress copied from fs_intr_in_desc during fsg_bind() */
 	.bmAttributes =		USB_ENDPOINT_XFER_INT,
 	.wMaxPacketSize =	cpu_to_le16(2),
-	.bInterval =		9,	/* 2**(9-1) = 256 uframes -> 32 ms */
+	.bInterval =		USB_MS_TO_HS_INTERVAL(32),	/* 32 ms */
 };
 
 static struct usb_ss_ep_comp_descriptor fsg_ss_intr_in_comp_desc = {