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authorChristoph Hellwig <hch@lst.de>2007-05-23 17:56:45 -0400
committerDavid S. Miller <davem@sunset.davemloft.net>2007-05-29 05:49:05 -0400
commitb68a890fa3cd977365fda2b1f1ec4e8dc58baddf (patch)
treeb261cf1876349df5a0f334d859952e59a393ff8b /drivers/scsi/pluto.c
parentc420bc9f09a0926b708c3edb27eacba434a4f4ba (diff)
[SCSI] pluto: Use wait_for_completion_timeout.
Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/scsi/pluto.c')
-rw-r--r--drivers/scsi/pluto.c18
1 files changed, 4 insertions, 14 deletions
diff --git a/drivers/scsi/pluto.c b/drivers/scsi/pluto.c
index 3b2e1a53e6e2..d953d43fe2e6 100644
--- a/drivers/scsi/pluto.c
+++ b/drivers/scsi/pluto.c
@@ -4,6 +4,7 @@
4 * 4 *
5 */ 5 */
6 6
7#include <linux/completion.h>
7#include <linux/kernel.h> 8#include <linux/kernel.h>
8#include <linux/delay.h> 9#include <linux/delay.h>
9#include <linux/types.h> 10#include <linux/types.h>
@@ -50,16 +51,10 @@ static struct ctrl_inquiry {
50} *fcs __initdata; 51} *fcs __initdata;
51static int fcscount __initdata = 0; 52static int fcscount __initdata = 0;
52static atomic_t fcss __initdata = ATOMIC_INIT(0); 53static atomic_t fcss __initdata = ATOMIC_INIT(0);
53DECLARE_MUTEX_LOCKED(fc_sem); 54static DECLARE_COMPLETION(fc_detect_complete);
54 55
55static int pluto_encode_addr(Scsi_Cmnd *SCpnt, u16 *addr, fc_channel *fc, fcp_cmnd *fcmd); 56static int pluto_encode_addr(Scsi_Cmnd *SCpnt, u16 *addr, fc_channel *fc, fcp_cmnd *fcmd);
56 57
57static void __init pluto_detect_timeout(unsigned long data)
58{
59 PLND(("Timeout\n"))
60 up(&fc_sem);
61}
62
63static void __init pluto_detect_done(Scsi_Cmnd *SCpnt) 58static void __init pluto_detect_done(Scsi_Cmnd *SCpnt)
64{ 59{
65 /* Do nothing */ 60 /* Do nothing */
@@ -69,7 +64,7 @@ static void __init pluto_detect_scsi_done(Scsi_Cmnd *SCpnt)
69{ 64{
70 PLND(("Detect done %08lx\n", (long)SCpnt)) 65 PLND(("Detect done %08lx\n", (long)SCpnt))
71 if (atomic_dec_and_test (&fcss)) 66 if (atomic_dec_and_test (&fcss))
72 up(&fc_sem); 67 complete(&fc_detect_complete);
73} 68}
74 69
75int pluto_slave_configure(struct scsi_device *device) 70int pluto_slave_configure(struct scsi_device *device)
@@ -96,7 +91,6 @@ int __init pluto_detect(struct scsi_host_template *tpnt)
96 int i, retry, nplutos; 91 int i, retry, nplutos;
97 fc_channel *fc; 92 fc_channel *fc;
98 struct scsi_device dev; 93 struct scsi_device dev;
99 DEFINE_TIMER(fc_timer, pluto_detect_timeout, 0, 0);
100 94
101 tpnt->proc_name = "pluto"; 95 tpnt->proc_name = "pluto";
102 fcscount = 0; 96 fcscount = 0;
@@ -187,15 +181,11 @@ int __init pluto_detect(struct scsi_host_template *tpnt)
187 } 181 }
188 } 182 }
189 183
190 fc_timer.expires = jiffies + 10 * HZ; 184 wait_for_completion_timeout(&fc_detect_complete, 10 * HZ);
191 add_timer(&fc_timer);
192
193 down(&fc_sem);
194 PLND(("Woken up\n")) 185 PLND(("Woken up\n"))
195 if (!atomic_read(&fcss)) 186 if (!atomic_read(&fcss))
196 break; /* All fc channels have answered us */ 187 break; /* All fc channels have answered us */
197 } 188 }
198 del_timer_sync(&fc_timer);
199 189
200 PLND(("Finished search\n")) 190 PLND(("Finished search\n"))
201 for (i = 0, nplutos = 0; i < fcscount; i++) { 191 for (i = 0, nplutos = 0; i < fcscount; i++) {