IB/ipath: New sysfs entries to control 7220 features

IBA7220 includes many more configurable IB settings. Getting/setting
these is now grouped into a pair of chip specific functions accessed via
function pointers.  Provide sysfs access to these settings.
Signed-off-by: Michael Albaugh <michael.albaugh@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

drivers/infiniband/hw/ipath/ipath_kernel.h

@@ -824,6 +824,9 @@ int ipath_set_rx_pol_inv(struct ipath_devdata *dd, u8 new_pol_inv);
 		/* Use GPIO interrupts for new counters */
 #define IPATH_GPIO_ERRINTRS 0x100000
 #define IPATH_SWAP_PIOBUFS  0x200000
+		/* Suppress heartbeat, even if turning off loopback */
+#define IPATH_NO_HRTBT      0x1000000
+#define IPATH_HAS_MULT_IB_SPEED 0x8000000
 
 /* Bits in GPIO for the added interrupts */
 #define IPATH_GPIO_PORT0_BIT 2