summaryrefslogtreecommitdiffstats
path: root/drivers
diff options
context:
space:
mode:
authorFelipe Balbi <felipe.balbi@linux.intel.com>2016-09-28 13:40:40 +0300
committerFelipe Balbi <felipe.balbi@linux.intel.com>2016-11-03 10:38:21 +0200
commit6ddcabc2aa40ea3c45a4e2c00ae7ed1a1d990121 (patch)
treeff7369adfc7f68883a6d76a527e232644c44dac3 /drivers
parent131e19b9e3a5a463ab790db737c72040a918967c (diff)
downloadlinux-6ddcabc2aa40ea3c45a4e2c00ae7ed1a1d990121.tar.bz2
usb: musb: make use of new usb_endpoint_maxp_mult()
We have introduced a helper to calculate multiplier value from wMaxPacketSize. Start using it. Cc: Bin Liu <b-liu@ti.com> Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/usb/musb/musb_gadget.c8
-rw-r--r--drivers/usb/musb/musb_host.c2
2 files changed, 5 insertions, 5 deletions
diff --git a/drivers/usb/musb/musb_gadget.c b/drivers/usb/musb/musb_gadget.c
index 4042ea017985..47304560f105 100644
--- a/drivers/usb/musb/musb_gadget.c
+++ b/drivers/usb/musb/musb_gadget.c
@@ -974,8 +974,8 @@ static int musb_gadget_enable(struct usb_ep *ep,
goto fail;
/* REVISIT this rules out high bandwidth periodic transfers */
- tmp = usb_endpoint_maxp(desc);
- if (tmp & ~0x07ff) {
+ tmp = usb_endpoint_maxp_mult(desc) - 1;
+ if (tmp) {
int ok;
if (usb_endpoint_dir_in(desc))
@@ -987,12 +987,12 @@ static int musb_gadget_enable(struct usb_ep *ep,
musb_dbg(musb, "no support for high bandwidth ISO");
goto fail;
}
- musb_ep->hb_mult = (tmp >> 11) & 3;
+ musb_ep->hb_mult = tmp;
} else {
musb_ep->hb_mult = 0;
}
- musb_ep->packet_sz = tmp & 0x7ff;
+ musb_ep->packet_sz = usb_endpoint_maxp(desc);
tmp = musb_ep->packet_sz * (musb_ep->hb_mult + 1);
/* enable the interrupts for the endpoint, set the endpoint
diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c
index 53bc4ceefe89..f6cdbad00dac 100644
--- a/drivers/usb/musb/musb_host.c
+++ b/drivers/usb/musb/musb_host.c
@@ -2237,7 +2237,7 @@ static int musb_urb_enqueue(
* Some musb cores don't support high bandwidth ISO transfers; and
* we don't (yet!) support high bandwidth interrupt transfers.
*/
- qh->hb_mult = 1 + ((qh->maxpacket >> 11) & 0x03);
+ qh->hb_mult = usb_endpoint_maxp_mult(epd);
if (qh->hb_mult > 1) {
int ok = (qh->type == USB_ENDPOINT_XFER_ISOC);