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2.4.3-pre8: another parport fix

PATCH New Tim Waugh 1 participant 1 message Mar 27, 2001 Parallel port

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Tim Waugh

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PATCH 1/1 2.4.3-pre8: another parport fix

This fixes a printing bug that only seems to show up with some chipsets. Please apply.

Thanks,
Tim.
*/

2001-03-27 Tim Waugh <[email protected]>

* parport_pc: Fix save/restore_state to take account of the soft control port.
* ChangeLog: Updated.

drivers/parport/parport_pc.c renamed from drivers/parport/parport_pc.c.restorestate +2 -1
@@ -347,7 +347,7 @@
 void parport_pc_save_state(struct parport *p, struct parport_state *s)
 {
 	const struct parport_pc_private *priv = p->physport->private_data;
-	s->u.pc.ctr = inb (CONTROL (p));
+	s->u.pc.ctr = priv->ctr;
 	if (priv->ecr)
 		s->u.pc.ecr = inb (ECONTROL (p));
 }
@@ -356,6 +356,7 @@
 {
 	const struct parport_pc_private *priv = p->physport->private_data;
 	outb (s->u.pc.ctr, CONTROL (p));
+	priv->ctr = s->u.pc.ctr;
 	if (priv->ecr)
 		outb (s->u.pc.ecr, ECONTROL (p));
 }

*** linux/drivers/parport/ChangeLog.restorestate Tue Mar 27 15:03:04 2001
--- linux/drivers/parport/ChangeLog Tue Mar 27 15:04:51 2001
***************
*** 0 ****
--- 1,7 ----
+ 2001-03-27 Tim Waugh <[email protected]>
+

+       * parport_pc.c (parport_pc_save_state): Read from the soft copy of
+       the control port.
+       (parport_pc_restore_state): Update the soft copy of the control
+       port.

+