diff options
Diffstat (limited to 'drivers/char/ip2/ip2main.c')
-rw-r--r-- | drivers/char/ip2/ip2main.c | 19 |
1 files changed, 4 insertions, 15 deletions
diff --git a/drivers/char/ip2/ip2main.c b/drivers/char/ip2/ip2main.c index 39269d19a02d..66f52a28c40b 100644 --- a/drivers/char/ip2/ip2main.c +++ b/drivers/char/ip2/ip2main.c | |||
@@ -249,7 +249,6 @@ static unsigned long bh_counter; | |||
249 | */ | 249 | */ |
250 | #define POLL_TIMEOUT (jiffies + 1) | 250 | #define POLL_TIMEOUT (jiffies + 1) |
251 | static DEFINE_TIMER(PollTimer, ip2_poll, 0, 0); | 251 | static DEFINE_TIMER(PollTimer, ip2_poll, 0, 0); |
252 | static char TimerOn; | ||
253 | 252 | ||
254 | #ifdef IP2DEBUG_TRACE | 253 | #ifdef IP2DEBUG_TRACE |
255 | /* Trace (debug) buffer data */ | 254 | /* Trace (debug) buffer data */ |
@@ -374,11 +373,7 @@ static void __exit ip2_cleanup_module(void) | |||
374 | int err; | 373 | int err; |
375 | int i; | 374 | int i; |
376 | 375 | ||
377 | /* Stop poll timer if we had one. */ | 376 | del_timer_sync(&PollTimer); |
378 | if (TimerOn) { | ||
379 | del_timer(&PollTimer); | ||
380 | TimerOn = 0; | ||
381 | } | ||
382 | 377 | ||
383 | /* Reset the boards we have. */ | 378 | /* Reset the boards we have. */ |
384 | for (i = 0; i < IP2_MAX_BOARDS; i++) | 379 | for (i = 0; i < IP2_MAX_BOARDS; i++) |
@@ -774,10 +769,8 @@ static int __init ip2_loadmain(void) | |||
774 | } | 769 | } |
775 | if (ip2config.irq[i] == CIR_POLL) { | 770 | if (ip2config.irq[i] == CIR_POLL) { |
776 | retry: | 771 | retry: |
777 | if (!TimerOn) { | 772 | if (!timer_pending(&PollTimer)) { |
778 | PollTimer.expires = POLL_TIMEOUT; | 773 | mod_timer(&PollTimer, POLL_TIMEOUT); |
779 | add_timer(&PollTimer); | ||
780 | TimerOn = 1; | ||
781 | printk(KERN_INFO "IP2: polling\n"); | 774 | printk(KERN_INFO "IP2: polling\n"); |
782 | } | 775 | } |
783 | } else { | 776 | } else { |
@@ -1283,16 +1276,12 @@ ip2_poll(unsigned long arg) | |||
1283 | { | 1276 | { |
1284 | ip2trace (ITRC_NO_PORT, ITRC_INTR, 100, 0 ); | 1277 | ip2trace (ITRC_NO_PORT, ITRC_INTR, 100, 0 ); |
1285 | 1278 | ||
1286 | TimerOn = 0; // it's the truth but not checked in service | ||
1287 | |||
1288 | // Just polled boards, IRQ = 0 will hit all non-interrupt boards. | 1279 | // Just polled boards, IRQ = 0 will hit all non-interrupt boards. |
1289 | // It will NOT poll boards handled by hard interrupts. | 1280 | // It will NOT poll boards handled by hard interrupts. |
1290 | // The issue of queued BH interrupts is handled in ip2_interrupt(). | 1281 | // The issue of queued BH interrupts is handled in ip2_interrupt(). |
1291 | ip2_polled_interrupt(); | 1282 | ip2_polled_interrupt(); |
1292 | 1283 | ||
1293 | PollTimer.expires = POLL_TIMEOUT; | 1284 | mod_timer(&PollTimer, POLL_TIMEOUT); |
1294 | add_timer( &PollTimer ); | ||
1295 | TimerOn = 1; | ||
1296 | 1285 | ||
1297 | ip2trace (ITRC_NO_PORT, ITRC_INTR, ITRC_RETURN, 0 ); | 1286 | ip2trace (ITRC_NO_PORT, ITRC_INTR, ITRC_RETURN, 0 ); |
1298 | } | 1287 | } |