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Date: Mon, 16 Oct 2006 16:41:47 +0100
From: Alan Cox <alan@...rguk.ukuu.org.uk>
To: akpm@...l.org, linux-kernel@...r.kernel.org, chas@....nrl.navy.mil
Subject: [PATCH] resend: iPhase - 64bit cleanup
Signed-off-by: Alan Cox <alan@...hat.com>
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.19-rc1-mm1/drivers/atm/iphase.c linux-2.6.19-rc1-mm1/drivers/atm/iphase.c
--- linux.vanilla-2.6.19-rc1-mm1/drivers/atm/iphase.c 2006-10-13 15:10:06.000000000 +0100
+++ linux-2.6.19-rc1-mm1/drivers/atm/iphase.c 2006-10-13 17:17:16.000000000 +0100
@@ -93,10 +93,6 @@
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)
@@ -1408,7 +1404,6 @@
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;
@@ -1423,14 +1418,15 @@
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",
@@ -1584,11 +1580,12 @@
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;
@@ -1911,7 +1908,7 @@
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,
@@ -2913,7 +2910,7 @@
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);
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.19-rc1-mm1/drivers/atm/Kconfig linux-2.6.19-rc1-mm1/drivers/atm/Kconfig
--- linux.vanilla-2.6.19-rc1-mm1/drivers/atm/Kconfig 2006-10-13 15:06:30.000000000 +0100
+++ linux-2.6.19-rc1-mm1/drivers/atm/Kconfig 2006-10-13 17:17:39.000000000 +0100
@@ -289,7 +289,7 @@
config ATM_IA
tristate "Interphase ATM PCI x575/x525/x531"
- depends on PCI && ATM && !64BIT
+ depends on PCI && ATM
---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
-
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