diff options
| author | Ingo Molnar <mingo@kernel.org> | 2012-04-14 13:18:27 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2012-04-14 13:19:04 +0200 |
| commit | 6ac1ef482d7ae0c690f1640bf6eb818ff9a2d91e (patch) | |
| tree | 021cc9f6b477146fcebe6f3be4752abfa2ba18a9 /drivers/isdn/hardware/avm/b1dma.c | |
| parent | 682968e0c425c60f0dde37977e5beb2b12ddc4cc (diff) | |
| parent | a385ec4f11bdcf81af094c03e2444ee9b7fad2e5 (diff) | |
Merge branch 'perf/core' into perf/uprobes
Merge in latest upstream (and the latest perf development tree),
to prepare for tooling changes, and also to pick up v3.4 MM
changes that the uprobes code needs to take care of.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/isdn/hardware/avm/b1dma.c')
| -rw-r--r-- | drivers/isdn/hardware/avm/b1dma.c | 178 |
1 files changed, 89 insertions, 89 deletions
diff --git a/drivers/isdn/hardware/avm/b1dma.c b/drivers/isdn/hardware/avm/b1dma.c index a0ed668d4d2a..0896aa86fc08 100644 --- a/drivers/isdn/hardware/avm/b1dma.c +++ b/drivers/isdn/hardware/avm/b1dma.c @@ -1,9 +1,9 @@ /* $Id: b1dma.c,v 1.1.2.3 2004/02/10 01:07:12 keil Exp $ - * + * * Common module for AVM B1 cards that support dma with AMCC - * + * * Copyright 2000 by Carsten Paeth <calle@calle.de> - * + * * This software may be used and distributed according to the terms * of the GNU General Public License, incorporated herein by reference. * @@ -110,11 +110,11 @@ static int b1dma_tolink(avmcard *card, void *buf, unsigned int len) unsigned long stop = jiffies + 1 * HZ; /* maximum wait time 1 sec */ unsigned char *s = (unsigned char *)buf; while (len--) { - while ( !b1dma_tx_empty(card->port) + while (!b1dma_tx_empty(card->port) && time_before(jiffies, stop)); - if (!b1dma_tx_empty(card->port)) + if (!b1dma_tx_empty(card->port)) return -1; - t1outp(card->port, 0x01, *s++); + t1outp(card->port, 0x01, *s++); } return 0; } @@ -124,11 +124,11 @@ static int b1dma_fromlink(avmcard *card, void *buf, unsigned int len) unsigned long stop = jiffies + 1 * HZ; /* maximum wait time 1 sec */ unsigned char *s = (unsigned char *)buf; while (len--) { - while ( !b1dma_rx_full(card->port) + while (!b1dma_rx_full(card->port) && time_before(jiffies, stop)); - if (!b1dma_rx_full(card->port)) + if (!b1dma_rx_full(card->port)) return -1; - *s++ = t1inp(card->port, 0x00); + *s++ = t1inp(card->port, 0x00); } return 0; } @@ -136,7 +136,7 @@ static int b1dma_fromlink(avmcard *card, void *buf, unsigned int len) static int WriteReg(avmcard *card, u32 reg, u8 val) { u8 cmd = 0x00; - if ( b1dma_tolink(card, &cmd, 1) == 0 + if (b1dma_tolink(card, &cmd, 1) == 0 && b1dma_tolink(card, ®, 4) == 0) { u32 tmp = val; return b1dma_tolink(card, &tmp, 4); @@ -147,7 +147,7 @@ static int WriteReg(avmcard *card, u32 reg, u8 val) static u8 ReadReg(avmcard *card, u32 reg) { u8 cmd = 0x01; - if ( b1dma_tolink(card, &cmd, 1) == 0 + if (b1dma_tolink(card, &cmd, 1) == 0 && b1dma_tolink(card, ®, 4) == 0) { u32 tmp; if (b1dma_fromlink(card, &tmp, 4) == 0) @@ -258,30 +258,30 @@ static int b1dma_detect(avmcard *card) b1dma_writel(card, 0xffffffff, AMCC_RXPTR); b1dma_writel(card, 0xffffffff, AMCC_TXPTR); - if ( b1dma_readl(card, AMCC_RXPTR) != 0xfffffffc + if (b1dma_readl(card, AMCC_RXPTR) != 0xfffffffc || b1dma_readl(card, AMCC_TXPTR) != 0xfffffffc) return 2; b1dma_writel(card, 0x0, AMCC_RXPTR); b1dma_writel(card, 0x0, AMCC_TXPTR); - if ( b1dma_readl(card, AMCC_RXPTR) != 0x0 + if (b1dma_readl(card, AMCC_RXPTR) != 0x0 || b1dma_readl(card, AMCC_TXPTR) != 0x0) return 3; t1outp(card->port, 0x10, 0x00); t1outp(card->port, 0x07, 0x00); - + t1outp(card->port, 0x02, 0x02); t1outp(card->port, 0x03, 0x02); - if ( (t1inp(card->port, 0x02) & 0xFE) != 0x02 + if ((t1inp(card->port, 0x02) & 0xFE) != 0x02 || t1inp(card->port, 0x3) != 0x03) return 4; t1outp(card->port, 0x02, 0x00); t1outp(card->port, 0x03, 0x00); - if ( (t1inp(card->port, 0x02) & 0xFE) != 0x00 + if ((t1inp(card->port, 0x02) & 0xFE) != 0x00 || t1inp(card->port, 0x3) != 0x01) return 5; @@ -294,28 +294,28 @@ int t1pci_detect(avmcard *card) if ((ret = b1dma_detect(card)) != 0) return ret; - + /* Transputer test */ - - if ( WriteReg(card, 0x80001000, 0x11) != 0 + + if (WriteReg(card, 0x80001000, 0x11) != 0 || WriteReg(card, 0x80101000, 0x22) != 0 || WriteReg(card, 0x80201000, 0x33) != 0 || WriteReg(card, 0x80301000, 0x44) != 0) return 6; - if ( ReadReg(card, 0x80001000) != 0x11 + if (ReadReg(card, 0x80001000) != 0x11 || ReadReg(card, 0x80101000) != 0x22 || ReadReg(card, 0x80201000) != 0x33 || ReadReg(card, 0x80301000) != 0x44) return 7; - if ( WriteReg(card, 0x80001000, 0x55) != 0 + if (WriteReg(card, 0x80001000, 0x55) != 0 || WriteReg(card, 0x80101000, 0x66) != 0 || WriteReg(card, 0x80201000, 0x77) != 0 || WriteReg(card, 0x80301000, 0x88) != 0) return 8; - if ( ReadReg(card, 0x80001000) != 0x55 + if (ReadReg(card, 0x80001000) != 0x55 || ReadReg(card, 0x80101000) != 0x66 || ReadReg(card, 0x80201000) != 0x77 || ReadReg(card, 0x80301000) != 0x88) @@ -330,20 +330,20 @@ int b1pciv4_detect(avmcard *card) if ((ret = b1dma_detect(card)) != 0) return ret; - - for (i=0; i < 5 ; i++) { + + for (i = 0; i < 5; i++) { if (WriteReg(card, 0x80A00000, 0x21) != 0) return 6; if ((ReadReg(card, 0x80A00000) & 0x01) != 0x01) return 7; } - for (i=0; i < 5 ; i++) { + for (i = 0; i < 5; i++) { if (WriteReg(card, 0x80A00000, 0x20) != 0) return 8; if ((ReadReg(card, 0x80A00000) & 0x01) != 0x00) return 9; } - + return 0; } @@ -373,7 +373,7 @@ static void b1dma_dispatch_tx(avmcard *card) u16 len; u32 txlen; void *p; - + skb = skb_dequeue(&dma->send_queue); len = CAPIMSG_LEN(skb->data); @@ -398,13 +398,13 @@ static void b1dma_dispatch_tx(avmcard *card) printk(KERN_DEBUG "tx: put msg len=%d\n", txlen); #endif } else { - txlen = skb->len-2; + txlen = skb->len - 2; #ifdef AVM_B1DMA_POLLDEBUG if (skb->data[2] == SEND_POLLACK) printk(KERN_INFO "%s: send ack\n", card->name); #endif #ifdef AVM_B1DMA_DEBUG - printk(KERN_DEBUG "tx: put 0x%x len=%d\n", + printk(KERN_DEBUG "tx: put 0x%x len=%d\n", skb->data[2], txlen); #endif skb_copy_from_linear_data_offset(skb, 2, dma->sendbuf.dmabuf, @@ -430,7 +430,7 @@ static void queue_pollack(avmcard *card) skb = alloc_skb(3, GFP_ATOMIC); if (!skb) { printk(KERN_CRIT "%s: no memory, lost poll ack\n", - card->name); + card->name); return; } p = skb->data; @@ -450,14 +450,14 @@ static void b1dma_handle_rx(avmcard *card) avmcard_dmainfo *dma = card->dma; struct capi_ctr *ctrl = &cinfo->capi_ctrl; struct sk_buff *skb; - void *p = dma->recvbuf.dmabuf+4; + void *p = dma->recvbuf.dmabuf + 4; u32 ApplId, MsgLen, DataB3Len, NCCI, WindowSize; u8 b1cmd = _get_byte(&p); #ifdef AVM_B1DMA_DEBUG printk(KERN_DEBUG "rx: 0x%x %lu\n", b1cmd, (unsigned long)dma->recvlen); #endif - + switch (b1cmd) { case RECEIVE_DATA_B3_IND: @@ -466,13 +466,13 @@ static void b1dma_handle_rx(avmcard *card) DataB3Len = _get_slice(&p, card->databuf); if (MsgLen < 30) { /* not CAPI 64Bit */ - memset(card->msgbuf+MsgLen, 0, 30-MsgLen); + memset(card->msgbuf + MsgLen, 0, 30 - MsgLen); MsgLen = 30; CAPIMSG_SETLEN(card->msgbuf, 30); } - if (!(skb = alloc_skb(DataB3Len+MsgLen, GFP_ATOMIC))) { + if (!(skb = alloc_skb(DataB3Len + MsgLen, GFP_ATOMIC))) { printk(KERN_ERR "%s: incoming packet dropped\n", - card->name); + card->name); } else { memcpy(skb_put(skb, MsgLen), card->msgbuf, MsgLen); memcpy(skb_put(skb, DataB3Len), card->databuf, DataB3Len); @@ -486,14 +486,14 @@ static void b1dma_handle_rx(avmcard *card) MsgLen = _get_slice(&p, card->msgbuf); if (!(skb = alloc_skb(MsgLen, GFP_ATOMIC))) { printk(KERN_ERR "%s: incoming packet dropped\n", - card->name); + card->name); } else { memcpy(skb_put(skb, MsgLen), card->msgbuf, MsgLen); if (CAPIMSG_CMD(skb->data) == CAPI_DATA_B3_CONF) { spin_lock(&card->lock); capilib_data_b3_conf(&cinfo->ncci_head, ApplId, - CAPIMSG_NCCI(skb->data), - CAPIMSG_MSGID(skb->data)); + CAPIMSG_NCCI(skb->data), + CAPIMSG_MSGID(skb->data)); spin_unlock(&card->lock); } capi_ctr_handle_message(ctrl, ApplId, skb); @@ -550,23 +550,23 @@ static void b1dma_handle_rx(avmcard *card) ApplId = (unsigned) _get_word(&p); MsgLen = _get_slice(&p, card->msgbuf); card->msgbuf[MsgLen] = 0; - while ( MsgLen > 0 - && ( card->msgbuf[MsgLen-1] == '\n' - || card->msgbuf[MsgLen-1] == '\r')) { - card->msgbuf[MsgLen-1] = 0; + while (MsgLen > 0 + && (card->msgbuf[MsgLen - 1] == '\n' + || card->msgbuf[MsgLen - 1] == '\r')) { + card->msgbuf[MsgLen - 1] = 0; MsgLen--; } printk(KERN_INFO "%s: task %d \"%s\" ready.\n", - card->name, ApplId, card->msgbuf); + card->name, ApplId, card->msgbuf); break; case RECEIVE_DEBUGMSG: MsgLen = _get_slice(&p, card->msgbuf); card->msgbuf[MsgLen] = 0; - while ( MsgLen > 0 - && ( card->msgbuf[MsgLen-1] == '\n' - || card->msgbuf[MsgLen-1] == '\r')) { - card->msgbuf[MsgLen-1] = 0; + while (MsgLen > 0 + && (card->msgbuf[MsgLen - 1] == '\n' + || card->msgbuf[MsgLen - 1] == '\r')) { + card->msgbuf[MsgLen - 1] = 0; MsgLen--; } printk(KERN_INFO "%s: DEBUG: %s\n", card->name, card->msgbuf); @@ -574,7 +574,7 @@ static void b1dma_handle_rx(avmcard *card) default: printk(KERN_ERR "%s: b1dma_interrupt: 0x%x ???\n", - card->name, b1cmd); + card->name, b1cmd); return; } } @@ -594,7 +594,7 @@ static void b1dma_handle_interrupt(avmcard *card) return; } - newcsr = card->csr | (status & ALL_INT); + newcsr = card->csr | (status & ALL_INT); if (status & TX_TC_INT) newcsr &= ~EN_TX_TC_INT; if (status & RX_TC_INT) newcsr &= ~EN_RX_TC_INT; b1dma_writel(card, newcsr, AMCC_INTCSR); @@ -602,23 +602,23 @@ static void b1dma_handle_interrupt(avmcard *card) if ((status & RX_TC_INT) != 0) { struct avmcard_dmainfo *dma = card->dma; u32 rxlen; - if (card->dma->recvlen == 0) { - rxlen = b1dma_readl(card, AMCC_RXLEN); + if (card->dma->recvlen == 0) { + rxlen = b1dma_readl(card, AMCC_RXLEN); if (rxlen == 0) { dma->recvlen = *((u32 *)dma->recvbuf.dmabuf); rxlen = (dma->recvlen + 3) & ~3; - b1dma_writel(card, dma->recvbuf.dmaaddr+4, AMCC_RXPTR); + b1dma_writel(card, dma->recvbuf.dmaaddr + 4, AMCC_RXPTR); b1dma_writel(card, rxlen, AMCC_RXLEN); #ifdef AVM_B1DMA_DEBUG } else { printk(KERN_ERR "%s: rx not complete (%d).\n", - card->name, rxlen); + card->name, rxlen); #endif } } else { spin_unlock(&card->lock); b1dma_handle_rx(card); - dma->recvlen = 0; + dma->recvlen = 0; spin_lock(&card->lock); b1dma_writel(card, dma->recvbuf.dmaaddr, AMCC_RXPTR); b1dma_writel(card, 4, AMCC_RXLEN); @@ -659,7 +659,7 @@ static int b1dma_loaded(avmcard *card) } if (!b1_tx_empty(base)) { printk(KERN_ERR "%s: b1dma_loaded: tx err, corrupted t4 file ?\n", - card->name); + card->name); return 0; } b1_put_byte(base, SEND_POLLACK); @@ -686,7 +686,7 @@ static void b1dma_send_init(avmcard *card) skb = alloc_skb(15, GFP_ATOMIC); if (!skb) { printk(KERN_CRIT "%s: no memory, lost register appl.\n", - card->name); + card->name); return; } p = skb->data; @@ -694,7 +694,7 @@ static void b1dma_send_init(avmcard *card) _put_byte(&p, 0); _put_byte(&p, SEND_INIT); _put_word(&p, CAPI_MAXAPPL); - _put_word(&p, AVM_NCCI_PER_CHANNEL*30); + _put_word(&p, AVM_NCCI_PER_CHANNEL * 30); _put_word(&p, card->cardnr - 1); skb_put(skb, (u8 *)p - (u8 *)skb->data); @@ -712,7 +712,7 @@ int b1dma_load_firmware(struct capi_ctr *ctrl, capiloaddata *data) if ((retval = b1_load_t4file(card, &data->firmware))) { b1dma_reset(card); printk(KERN_ERR "%s: failed to load t4file!!\n", - card->name); + card->name); return retval; } @@ -720,7 +720,7 @@ int b1dma_load_firmware(struct capi_ctr *ctrl, capiloaddata *data) if ((retval = b1_load_config(card, &data->configuration))) { b1dma_reset(card); printk(KERN_ERR "%s: failed to load config!!\n", - card->name); + card->name); return retval; } } @@ -733,8 +733,8 @@ int b1dma_load_firmware(struct capi_ctr *ctrl, capiloaddata *data) card->csr = AVM_FLAG; b1dma_writel(card, card->csr, AMCC_INTCSR); - b1dma_writel(card, EN_A2P_TRANSFERS|EN_P2A_TRANSFERS|A2P_HI_PRIORITY| - P2A_HI_PRIORITY|RESET_A2P_FLAGS|RESET_P2A_FLAGS, + b1dma_writel(card, EN_A2P_TRANSFERS | EN_P2A_TRANSFERS | A2P_HI_PRIORITY | + P2A_HI_PRIORITY | RESET_A2P_FLAGS | RESET_P2A_FLAGS, AMCC_MCSR); t1outp(card->port, 0x07, 0x30); t1outp(card->port, 0x10, 0xF0); @@ -745,7 +745,7 @@ int b1dma_load_firmware(struct capi_ctr *ctrl, capiloaddata *data) card->csr |= EN_RX_TC_INT; b1dma_writel(card, card->csr, AMCC_INTCSR); - b1dma_send_init(card); + b1dma_send_init(card); return 0; } @@ -757,7 +757,7 @@ void b1dma_reset_ctr(struct capi_ctr *ctrl) unsigned long flags; spin_lock_irqsave(&card->lock, flags); - b1dma_reset(card); + b1dma_reset(card); memset(cinfo->version, 0, sizeof(cinfo->version)); capilib_release(&cinfo->ncci_head); @@ -768,8 +768,8 @@ void b1dma_reset_ctr(struct capi_ctr *ctrl) /* ------------------------------------------------------------- */ void b1dma_register_appl(struct capi_ctr *ctrl, - u16 appl, - capi_register_params *rp) + u16 appl, + capi_register_params *rp) { avmctrl_info *cinfo = (avmctrl_info *)(ctrl->driverdata); avmcard *card = cinfo->card; @@ -785,7 +785,7 @@ void b1dma_register_appl(struct capi_ctr *ctrl, skb = alloc_skb(23, GFP_ATOMIC); if (!skb) { printk(KERN_CRIT "%s: no memory, lost register appl.\n", - card->name); + card->name); return; } p = skb->data; @@ -793,7 +793,7 @@ void b1dma_register_appl(struct capi_ctr *ctrl, _put_byte(&p, 0); _put_byte(&p, SEND_REGISTER); _put_word(&p, appl); - _put_word(&p, 1024 * (nconn+1)); + _put_word(&p, 1024 * (nconn + 1)); _put_word(&p, nconn); _put_word(&p, rp->datablkcnt); _put_word(&p, rp->datablklen); @@ -819,7 +819,7 @@ void b1dma_release_appl(struct capi_ctr *ctrl, u16 appl) skb = alloc_skb(7, GFP_ATOMIC); if (!skb) { printk(KERN_CRIT "%s: no memory, lost release appl.\n", - card->name); + card->name); return; } p = skb->data; @@ -841,7 +841,7 @@ u16 b1dma_send_message(struct capi_ctr *ctrl, struct sk_buff *skb) avmcard *card = cinfo->card; u16 retval = CAPI_NOERROR; - if (CAPIMSG_CMD(skb->data) == CAPI_DATA_B3_REQ) { + if (CAPIMSG_CMD(skb->data) == CAPI_DATA_B3_REQ) { unsigned long flags; spin_lock_irqsave(&card->lock, flags); retval = capilib_data_b3_req(&cinfo->ncci_head, @@ -850,7 +850,7 @@ u16 b1dma_send_message(struct capi_ctr *ctrl, struct sk_buff *skb) CAPIMSG_MSGID(skb->data)); spin_unlock_irqrestore(&card->lock, flags); } - if (retval == CAPI_NOERROR) + if (retval == CAPI_NOERROR) b1dma_queue_tx(card, skb); return retval; @@ -893,29 +893,29 @@ static int b1dmactl_proc_show(struct seq_file *m, void *v) seq_printf(m, "%-16s %s\n", "ver_serial", s); if (card->cardtype != avm_m1) { - flag = ((u8 *)(ctrl->profile.manu))[3]; - if (flag) + flag = ((u8 *)(ctrl->profile.manu))[3]; + if (flag) seq_printf(m, "%-16s%s%s%s%s%s%s%s\n", - "protocol", - (flag & 0x01) ? " DSS1" : "", - (flag & 0x02) ? " CT1" : "", - (flag & 0x04) ? " VN3" : "", - (flag & 0x08) ? " NI1" : "", - (flag & 0x10) ? " AUSTEL" : "", - (flag & 0x20) ? " ESS" : "", - (flag & 0x40) ? " 1TR6" : "" - ); + "protocol", + (flag & 0x01) ? " DSS1" : "", + (flag & 0x02) ? " CT1" : "", + (flag & 0x04) ? " VN3" : "", + (flag & 0x08) ? " NI1" : "", + (flag & 0x10) ? " AUSTEL" : "", + (flag & 0x20) ? " ESS" : "", + (flag & 0x40) ? " 1TR6" : "" + ); } if (card->cardtype != avm_m1) { - flag = ((u8 *)(ctrl->profile.manu))[5]; + flag = ((u8 *)(ctrl->profile.manu))[5]; if (flag) seq_printf(m, "%-16s%s%s%s%s\n", - "linetype", - (flag & 0x01) ? " point to point" : "", - (flag & 0x02) ? " point to multipoint" : "", - (flag & 0x08) ? " leased line without D-channel" : "", - (flag & 0x04) ? " leased line with D-channel" : "" - ); + "linetype", + (flag & 0x01) ? " point to point" : "", + (flag & 0x02) ? " point to multipoint" : "", + (flag & 0x08) ? " leased line without D-channel" : "", + (flag & 0x04) ? " leased line with D-channel" : "" + ); } seq_printf(m, "%-16s %s\n", "cardname", cinfo->cardname); @@ -977,7 +977,7 @@ static int __init b1dma_init(void) if ((p = strchr(revision, ':')) != NULL && p[1]) { strlcpy(rev, p + 2, sizeof(rev)); if ((p = strchr(rev, '$')) != NULL && p > rev) - *(p-1) = 0; + *(p - 1) = 0; } else strcpy(rev, "1.0"); |
