Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>

drivers/infiniband/hw/qib/qib_iba7322.c

@@ -3299,7 +3299,7 @@ static int qib_do_7322_reset(struct qib_devdata *dd)
 	/*
 	 * Keep chip from being accessed until we are ready.  Use
 	 * writeq() directly, to allow the write even though QIB_PRESENT
-	 * isnt' set.
+	 * isn't' set.
 	 */
 	dd->flags &= ~(QIB_INITTED | QIB_PRESENT | QIB_BADINTR);
 	dd->flags |= QIB_DOING_RESET;
@@ -3727,7 +3727,7 @@ static int qib_7322_set_ib_cfg(struct qib_pportdata *ppd, int which, u32 val)
 		/*
 		 * As with width, only write the actual register if the
 		 * link is currently down, otherwise takes effect on next
-		 * link change.  Since setting is being explictly requested
+		 * link change.  Since setting is being explicitly requested
 		 * (via MAD or sysfs), clear autoneg failure status if speed
 		 * autoneg is enabled.
 		 */
@@ -4163,7 +4163,7 @@ static void rcvctrl_7322_mod(struct qib_pportdata *ppd, unsigned int op,
 		 * Init the context registers also; if we were
 		 * disabled, tail and head should both be zero
 		 * already from the enable, but since we don't
-		 * know, we have to do it explictly.
+		 * know, we have to do it explicitly.
 		 */
 		val = qib_read_ureg32(dd, ur_rcvegrindextail, ctxt);
 		qib_write_ureg(dd, ur_rcvegrindexhead, val, ctxt);
@@ -7483,7 +7483,7 @@ static int serdes_7322_init_new(struct qib_pportdata *ppd)
 	/*       Baseline Wander Correction Gain [13:4-0] (leave as default) */
 	/*       Baseline Wander Correction Gain [3:7-5] (leave as default) */
 	/*       Data Rate Select [5:7-6] (leave as default) */
-	/*       RX Parralel Word Width [3:10-8] (leave as default) */
+	/*       RX Parallel Word Width [3:10-8] (leave as default) */
 
 	/* RX REST */
 	/*       Single- or Multi-channel reset */