X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fisdn%2Fhysdn%2Fboardergo.c;h=a1206498a1cf17bb1e39149103aeda8545b79a87;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=e19a01a305a9f2a7d4800cc51247f63e314e0a79;hpb=76828883507a47dae78837ab5dec5a5b4513c667;p=linux-2.6.git diff --git a/drivers/isdn/hysdn/boardergo.c b/drivers/isdn/hysdn/boardergo.c index e19a01a30..a1206498a 100644 --- a/drivers/isdn/hysdn/boardergo.c +++ b/drivers/isdn/hysdn/boardergo.c @@ -14,7 +14,6 @@ * */ -#include #include #include #include @@ -34,23 +33,22 @@ /* The cards interrupt handler. Called from system */ /***************************************************/ static irqreturn_t -ergo_interrupt(int intno, void *dev_id, struct pt_regs *regs) +ergo_interrupt(int intno, void *dev_id) { hysdn_card *card = dev_id; /* parameter from irq */ tErgDpram *dpr; - ulong flags; - uchar volatile b; + unsigned long flags; + unsigned char volatile b; if (!card) return IRQ_NONE; /* error -> spurious interrupt */ if (!card->irq_enabled) return IRQ_NONE; /* other device interrupting or irq switched off */ - save_flags(flags); - cli(); /* no further irqs allowed */ + spin_lock_irqsave(&card->hysdn_lock, flags); /* no further irqs allowed */ if (!(bytein(card->iobase + PCI9050_INTR_REG) & PCI9050_INTR_REG_STAT1)) { - restore_flags(flags); /* restore old state */ + spin_unlock_irqrestore(&card->hysdn_lock, flags); /* restore old state */ return IRQ_NONE; /* no interrupt requested by E1 */ } /* clear any pending ints on the board */ @@ -62,7 +60,7 @@ ergo_interrupt(int intno, void *dev_id, struct pt_regs *regs) /* start kernel task immediately after leaving all interrupts */ if (!card->hw_lock) schedule_work(&card->irq_queue); - restore_flags(flags); + spin_unlock_irqrestore(&card->hysdn_lock, flags); return IRQ_HANDLED; } /* ergo_interrupt */ @@ -73,21 +71,21 @@ ergo_interrupt(int intno, void *dev_id, struct pt_regs *regs) /* may be queued from everywhere (interrupts included). */ /******************************************************************************/ static void -ergo_irq_bh(hysdn_card * card) +ergo_irq_bh(struct work_struct *ugli_api) { + hysdn_card * card = container_of(ugli_api, hysdn_card, irq_queue); tErgDpram *dpr; int again; - ulong flags; + unsigned long flags; if (card->state != CARD_STATE_RUN) return; /* invalid call */ dpr = card->dpram; /* point to DPRAM */ - save_flags(flags); - cli(); + spin_lock_irqsave(&card->hysdn_lock, flags); if (card->hw_lock) { - restore_flags(flags); /* hardware currently unavailable */ + spin_unlock_irqrestore(&card->hysdn_lock, flags); /* hardware currently unavailable */ return; } card->hw_lock = 1; /* we now lock the hardware */ @@ -121,7 +119,7 @@ ergo_irq_bh(hysdn_card * card) card->hw_lock = 0; /* free hardware again */ } while (again); /* until nothing more to do */ - restore_flags(flags); + spin_unlock_irqrestore(&card->hysdn_lock, flags); } /* ergo_irq_bh */ @@ -131,15 +129,14 @@ ergo_irq_bh(hysdn_card * card) static void ergo_stopcard(hysdn_card * card) { - ulong flags; - uchar val; + unsigned long flags; + unsigned char val; hysdn_net_release(card); /* first release the net device if existing */ #ifdef CONFIG_HYSDN_CAPI hycapi_capi_stop(card); #endif /* CONFIG_HYSDN_CAPI */ - save_flags(flags); - cli(); + spin_lock_irqsave(&card->hysdn_lock, flags); val = bytein(card->iobase + PCI9050_INTR_REG); /* get actual value */ val &= ~(PCI9050_INTR_REG_ENPCI | PCI9050_INTR_REG_EN1); /* mask irq */ byteout(card->iobase + PCI9050_INTR_REG, val); @@ -148,7 +145,7 @@ ergo_stopcard(hysdn_card * card) card->state = CARD_STATE_UNUSED; card->err_log_state = ERRLOG_STATE_OFF; /* currently no log active */ - restore_flags(flags); + spin_unlock_irqrestore(&card->hysdn_lock, flags); } /* ergo_stopcard */ /**************************************************************************/ @@ -157,18 +154,17 @@ ergo_stopcard(hysdn_card * card) static void ergo_set_errlog_state(hysdn_card * card, int on) { - ulong flags; + unsigned long flags; if (card->state != CARD_STATE_RUN) { card->err_log_state = ERRLOG_STATE_OFF; /* must be off */ return; } - save_flags(flags); - cli(); + spin_lock_irqsave(&card->hysdn_lock, flags); if (((card->err_log_state == ERRLOG_STATE_OFF) && !on) || ((card->err_log_state == ERRLOG_STATE_ON) && on)) { - restore_flags(flags); + spin_unlock_irqrestore(&card->hysdn_lock, flags); return; /* nothing to do */ } if (on) @@ -176,7 +172,7 @@ ergo_set_errlog_state(hysdn_card * card, int on) else card->err_log_state = ERRLOG_STATE_STOP; /* request stop */ - restore_flags(flags); + spin_unlock_irqrestore(&card->hysdn_lock, flags); schedule_work(&card->irq_queue); } /* ergo_set_errlog_state */ @@ -217,9 +213,10 @@ ergo_testram(hysdn_card * card) /* Negative return values are interpreted as errors. */ /*****************************************************************************/ static int -ergo_writebootimg(struct HYSDN_CARD *card, uchar * buf, ulong offs) +ergo_writebootimg(struct HYSDN_CARD *card, unsigned char *buf, + unsigned long offs) { - uchar *dst; + unsigned char *dst; tErgDpram *dpram; int cnt = (BOOT_IMG_SIZE >> 2); /* number of words to move and swap (byte order!) */ @@ -264,14 +261,14 @@ ergo_writebootimg(struct HYSDN_CARD *card, uchar * buf, ulong offs) /* case of errors a negative error value is returned. */ /********************************************************************************/ static int -ergo_writebootseq(struct HYSDN_CARD *card, uchar * buf, int len) +ergo_writebootseq(struct HYSDN_CARD *card, unsigned char *buf, int len) { tDpramBootSpooler *sp = (tDpramBootSpooler *) card->dpram; - uchar *dst; - uchar buflen; + unsigned char *dst; + unsigned char buflen; int nr_write; - uchar tmp_rdptr; - uchar wr_mirror; + unsigned char tmp_rdptr; + unsigned char wr_mirror; int i; if (card->debug_flags & LOG_POF_CARD) @@ -330,7 +327,7 @@ ergo_waitpofready(struct HYSDN_CARD *card) { tErgDpram *dpr = card->dpram; /* pointer to DPRAM structure */ int timecnt = 10000 / 50; /* timeout is 10 secs max. */ - ulong flags; + unsigned long flags; int msg_size; int i; @@ -345,7 +342,7 @@ ergo_waitpofready(struct HYSDN_CARD *card) if ((dpr->ToPcChannel != CHAN_SYSTEM) || (dpr->ToPcSize < MIN_RDY_MSG_SIZE) || (dpr->ToPcSize > MAX_RDY_MSG_SIZE) || - ((*(ulong *) dpr->ToPcBuf) != RDY_MAGIC)) + ((*(unsigned long *) dpr->ToPcBuf) != RDY_MAGIC)) break; /* an error occurred */ /* Check for additional data delivered during SysReady */ @@ -356,8 +353,7 @@ ergo_waitpofready(struct HYSDN_CARD *card) if (card->debug_flags & LOG_POF_RECORD) hysdn_addlog(card, "ERGO: pof boot success"); - save_flags(flags); - cli(); + spin_lock_irqsave(&card->hysdn_lock, flags); card->state = CARD_STATE_RUN; /* now card is running */ /* enable the cards interrupt */ @@ -370,7 +366,7 @@ ergo_waitpofready(struct HYSDN_CARD *card) dpr->ToHyInt = 1; dpr->ToPcInt = 1; /* interrupt to E1 for all cards */ - restore_flags(flags); + spin_unlock_irqrestore(&card->hysdn_lock, flags); if ((hynet_enable & (1 << card->myid)) && (i = hysdn_net_create(card))) { @@ -408,7 +404,7 @@ ergo_releasehardware(hysdn_card * card) free_irq(card->irq, card); /* release interrupt */ release_region(card->iobase + PCI9050_INTR_REG, 1); /* release all io ports */ release_region(card->iobase + PCI9050_USER_IO, 1); - vfree(card->dpram); + iounmap(card->dpram); card->dpram = NULL; /* release shared mem */ } /* ergo_releasehardware */ @@ -435,7 +431,7 @@ ergo_inithardware(hysdn_card * card) } ergo_stopcard(card); /* disable interrupts */ - if (request_irq(card->irq, ergo_interrupt, SA_SHIRQ, "HYSDN", card)) { + if (request_irq(card->irq, ergo_interrupt, IRQF_SHARED, "HYSDN", card)) { ergo_releasehardware(card); /* return the acquired hardware */ return (-1); } @@ -447,7 +443,8 @@ ergo_inithardware(hysdn_card * card) card->writebootseq = ergo_writebootseq; card->waitpofready = ergo_waitpofready; card->set_errlog_state = ergo_set_errlog_state; - INIT_WORK(&card->irq_queue, (void *) (void *) ergo_irq_bh, card); + INIT_WORK(&card->irq_queue, ergo_irq_bh); + card->hysdn_lock = SPIN_LOCK_UNLOCKED; return (0); } /* ergo_inithardware */