diff options
| -rw-r--r-- | drivers/atm/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/atm/iphase.c | 23 |
2 files changed, 11 insertions, 14 deletions
diff --git a/drivers/atm/Kconfig b/drivers/atm/Kconfig index b554edac1ce..1c7ae30af15 100644 --- a/drivers/atm/Kconfig +++ b/drivers/atm/Kconfig @@ -294,7 +294,7 @@ config ATM_HORIZON_DEBUG config ATM_IA tristate "Interphase ATM PCI x575/x525/x531" - depends on PCI && !64BIT + depends on PCI ---help--- This is a driver for the Interphase (i)ChipSAR adapter cards which include a variety of variants in term of the size of the diff --git a/drivers/atm/iphase.c b/drivers/atm/iphase.c index 14e4638759a..24df73ad326 100644 --- a/drivers/atm/iphase.c +++ b/drivers/atm/iphase.c @@ -89,10 +89,6 @@ module_param(IADebugFlag, uint, 0644); MODULE_LICENSE("GPL"); -#if BITS_PER_LONG != 32 -# error FIXME: this driver only works on 32-bit platforms -#endif - /**************************** IA_LIB **********************************/ static void ia_init_rtn_q (IARTN_Q *que) @@ -1406,7 +1402,6 @@ static int rx_init(struct atm_dev *dev) struct abr_vc_table *abr_vc_table; u16 *vc_table; u16 *reass_table; - u16 *ptr16; int i,j, vcsize_sel; u_short freeq_st_adr; u_short *freeq_start; @@ -1421,14 +1416,15 @@ static int rx_init(struct atm_dev *dev) printk(KERN_ERR DEV_LABEL "can't allocate DLEs\n"); goto err_out; } - iadev->rx_dle_q.start = (struct dle*)dle_addr; + iadev->rx_dle_q.start = (struct dle *)dle_addr; iadev->rx_dle_q.read = iadev->rx_dle_q.start; iadev->rx_dle_q.write = iadev->rx_dle_q.start; - iadev->rx_dle_q.end = (struct dle*)((u32)dle_addr+sizeof(struct dle)*DLE_ENTRIES); + iadev->rx_dle_q.end = (struct dle*)((unsigned long)dle_addr+sizeof(struct dle)*DLE_ENTRIES); /* the end of the dle q points to the entry after the last DLE that can be used. */ /* write the upper 20 bits of the start address to rx list address register */ + /* We know this is 32bit bus addressed so the following is safe */ writel(iadev->rx_dle_dma & 0xfffff000, iadev->dma + IPHASE5575_RX_LIST_ADDR); IF_INIT(printk("Tx Dle list addr: 0x%08x value: 0x%0x\n", @@ -1582,11 +1578,12 @@ static int rx_init(struct atm_dev *dev) Set Packet Aging Interval count register to overflow in about 4 us */ writew(0xF6F8, iadev->reass_reg+PKT_TM_CNT ); - ptr16 = (u16*)j; - i = ((u32)ptr16 >> 6) & 0xff; - ptr16 += j - 1; - i |=(((u32)ptr16 << 2) & 0xff00); + + i = (j >> 6) & 0xFF; + j += 2 * (j - 1); + i |= ((j << 2) & 0xFF00); writew(i, iadev->reass_reg+TMOUT_RANGE); + /* initiate the desc_tble */ for(i=0; i<iadev->num_tx_desc;i++) iadev->desc_tbl[i].timestamp = 0; @@ -1909,7 +1906,7 @@ static int tx_init(struct atm_dev *dev) iadev->tx_dle_q.start = (struct dle*)dle_addr; iadev->tx_dle_q.read = iadev->tx_dle_q.start; iadev->tx_dle_q.write = iadev->tx_dle_q.start; - iadev->tx_dle_q.end = (struct dle*)((u32)dle_addr+sizeof(struct dle)*DLE_ENTRIES); + iadev->tx_dle_q.end = (struct dle*)((unsigned long)dle_addr+sizeof(struct dle)*DLE_ENTRIES); /* write the upper 20 bits of the start address to tx list address register */ writel(iadev->tx_dle_dma & 0xfffff000, @@ -2902,7 +2899,7 @@ static int ia_pkt_tx (struct atm_vcc *vcc, struct sk_buff *skb) { dev_kfree_skb_any(skb); return 0; } - if ((u32)skb->data & 3) { + if ((unsigned long)skb->data & 3) { printk("Misaligned SKB\n"); if (vcc->pop) vcc->pop(vcc, skb); |