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Commit 9dcc0e58 authored by Bryan O'Sullivan's avatar Bryan O'Sullivan Committed by Roland Dreier
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IB/ipath: enable PE800 receive interrupts on user ports 



Fixed so it works on the PE-800.  It had not previously been updated to
match PE-800 receive interrupt differences from HT-400.

Signed-off-by: default avatarBryan O'Sullivan <bos@pathscale.com>
Signed-off-by: default avatarRoland Dreier <rolandd@cisco.com>
parent f2080fa3

drivers/infiniband/hw/ipath/ipath_file_ops.c

+4 −0
Original line number Diff line number Diff line
@@ -1224,6 +1224,10 @@ static unsigned int ipath_poll(struct file *fp, 


	if (tail == head) {

		set_bit(IPATH_PORT_WAITING_RCV, &pd->port_flag);

		if(dd->ipath_rhdrhead_intr_off) /* arm rcv interrupt */

			(void)ipath_write_ureg(dd, ur_rcvhdrhead,

					       dd->ipath_rhdrhead_intr_off

					       | head, pd->port_port);

		poll_wait(fp, &pd->port_wait, pt);



		if (test_bit(IPATH_PORT_WAITING_RCV, &pd->port_flag)) {