From afb2c1650b4c6f285596268d0a1de2a81542a765 Mon Sep 17 00:00:00 2001
From: Daniel Ritz <daniel.ritz-ml@swissonline.ch>
Date: Tue, 31 Jul 2007 00:38:08 -0700
Subject: [PATCH] pcmcia: give socket time to power down
Give sockets up to 100ms of additional time to power down. otherwise we
might generate false warnings with KERN_ERR priority (like in bug #8262).
Signed-off-by: Daniel Ritz <daniel.ritz@gmx.ch>
Cc: Nils Neumann <nils.neumann@rwth-aachen.de>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
drivers/pcmcia/cs.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/pcmcia/cs.c b/drivers/pcmcia/cs.c
index 7c93a108f9b81..f8b13f0270d74 100644
--- a/drivers/pcmcia/cs.c
+++ b/drivers/pcmcia/cs.c
@@ -409,6 +409,9 @@ static void socket_shutdown(struct pcmcia_socket *s)
#endif
s->functions = 0;
+ /* give socket some time to power down */
+ msleep(100);
+
s->ops->get_status(s, &status);
if (status & SS_POWERON) {
printk(KERN_ERR "PCMCIA: socket %p: *** DANGER *** unable to remove socket power\n", s);
--
2.30.2