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Commit 2d76c267 authored by Al Viro's avatar Al Viro Committed by Jeff Garzik
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ni52 trivial iomem annotations 

Driver is still broken, though; partially from Alan's checkpatch-induced
fun, partially from layers of ancient mess ;-)

By the end of the series... hell, might be even worth trying to stick
such card into old alpha or ppc with an ISA slot and see if it work -
would be for the first time ever in case of alpha and for the first
time since at least 2.5.3 in case of ppc...
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent 9c61a9dc
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Inline Side-by-side
Showing with 70 additions and 71 deletions
drivers/net/ni52.c
View file @ 2d76c267
......@@ -182,7 +182,7 @@ static int init586(struct net_device *dev);
static int check586(struct net_device *dev, char *where, unsigned size);
static void alloc586(struct net_device *dev);
static void startrecv586(struct net_device *dev);
static void *alloc_rfa(struct net_device *dev, void *ptr);
static void __iomem *alloc_rfa(struct net_device *dev, void __iomem *ptr);
static void ni52_rcv_int(struct net_device *dev);
static void ni52_xmt_int(struct net_device *dev);
static void ni52_rnr_int(struct net_device *dev);
......@@ -190,23 +190,23 @@ static void ni52_rnr_int(struct net_device *dev);
struct priv {
struct net_device_stats stats;
unsigned long base;
char *memtop;
char __iomem *memtop;
spinlock_t spinlock;
int reset;
struct rfd_struct *rfd_last, *rfd_top, *rfd_first;
struct scp_struct *scp;
struct iscp_struct *iscp;
struct scb_struct *scb;
struct tbd_struct *xmit_buffs[NUM_XMIT_BUFFS];
struct rfd_struct __iomem *rfd_last, *rfd_top, *rfd_first;
struct scp_struct __iomem *scp;
struct iscp_struct __iomem *iscp;
struct scb_struct __iomem *scb;
struct tbd_struct __iomem *xmit_buffs[NUM_XMIT_BUFFS];
#if (NUM_XMIT_BUFFS == 1)
struct transmit_cmd_struct *xmit_cmds[2];
struct nop_cmd_struct *nop_cmds[2];
struct transmit_cmd_struct __iomem *xmit_cmds[2];
struct nop_cmd_struct __iomem *nop_cmds[2];
#else
struct transmit_cmd_struct *xmit_cmds[NUM_XMIT_BUFFS];
struct nop_cmd_struct *nop_cmds[NUM_XMIT_BUFFS];
struct transmit_cmd_struct __iomem *xmit_cmds[NUM_XMIT_BUFFS];
struct nop_cmd_struct __iomem *nop_cmds[NUM_XMIT_BUFFS];
#endif
int nop_point, num_recv_buffs;
char *xmit_cbuffs[NUM_XMIT_BUFFS];
char __iomem *xmit_cbuffs[NUM_XMIT_BUFFS];
int xmit_count, xmit_last;
};
......@@ -249,9 +249,9 @@ static void wait_for_scb_cmd_ruc(struct net_device *dev)
}
}
static void wait_for_stat_compl(void *p)
static void wait_for_stat_compl(void __iomem *p)
{
struct nop_cmd_struct *addr = p;
struct nop_cmd_struct __iomem *addr = p;
int i;
for (i = 0; i < 32767; i++) {
if (readw(&((addr)->cmd_status)) & STAT_COMPL)
......@@ -300,28 +300,28 @@ static int check586(struct net_device *dev, char *where, unsigned size)
{
struct priv pb;
struct priv *p = /* (struct priv *) dev->priv*/ &pb;
char *iscp_addrs[2];
char __iomem *iscp_addrs[2];
int i;
p->base = (unsigned long) isa_bus_to_virt((unsigned long)where)
+ size - 0x01000000;
p->memtop = isa_bus_to_virt((unsigned long)where) + size;
p->scp = (struct scp_struct *)(p->base + SCP_DEFAULT_ADDRESS);
memset_io((char *)p->scp, 0, sizeof(struct scp_struct));
p->memtop = (char __iomem *)isa_bus_to_virt((unsigned long)where) + size;
p->scp = (struct scp_struct __iomem *)(p->base + SCP_DEFAULT_ADDRESS);
memset_io(p->scp, 0, sizeof(struct scp_struct));
for (i = 0; i < sizeof(struct scp_struct); i++)
/* memory was writeable? */
if (readb((char *)p->scp + i))
if (readb((char __iomem *)p->scp + i))
return 0;
writeb(SYSBUSVAL, &p->scp->sysbus); /* 1 = 8Bit-Bus, 0 = 16 Bit */
if (readb(&p->scp->sysbus) != SYSBUSVAL)
return 0;
iscp_addrs[0] = isa_bus_to_virt((unsigned long)where);
iscp_addrs[1] = (char *) p->scp - sizeof(struct iscp_struct);
iscp_addrs[0] = (char __iomem *)isa_bus_to_virt((unsigned long)where);
iscp_addrs[1] = (char __iomem *)p->scp - sizeof(struct iscp_struct);
for (i = 0; i < 2; i++) {
p->iscp = (struct iscp_struct *) iscp_addrs[i];
memset_io((char *)p->iscp, 0, sizeof(struct iscp_struct));
p->iscp = (struct iscp_struct __iomem *) iscp_addrs[i];
memset_io(p->iscp, 0, sizeof(struct iscp_struct));
writel(make24(p->iscp), &p->scp->iscp);
writeb(1, &p->iscp->busy);
......@@ -348,10 +348,10 @@ static void alloc586(struct net_device *dev)
spin_lock_init(&p->spinlock);
p->scp = (struct scp_struct *) (p->base + SCP_DEFAULT_ADDRESS);
p->scb = (struct scb_struct *) isa_bus_to_virt(dev->mem_start);
p->iscp = (struct iscp_struct *)
((char *)p->scp - sizeof(struct iscp_struct));
p->scp = (struct scp_struct __iomem *) (p->base + SCP_DEFAULT_ADDRESS);
p->scb = (struct scb_struct __iomem *) isa_bus_to_virt(dev->mem_start);
p->iscp = (struct iscp_struct __iomem *)
((char __iomem *)p->scp - sizeof(struct iscp_struct));
memset_io(p->iscp, 0, sizeof(struct iscp_struct));
memset_io(p->scp , 0, sizeof(struct scp_struct));
......@@ -371,7 +371,7 @@ static void alloc586(struct net_device *dev)
p->reset = 0;
memset_io((char *)p->scb, 0, sizeof(struct scb_struct));
memset_io(p->scb, 0, sizeof(struct scb_struct));
}
/* set: io,irq,memstart,memend or set it when calling insmod */
......@@ -520,7 +520,7 @@ static int __init ni52_probe1(struct net_device *dev, int ioaddr)
memset((char *)dev->priv, 0, sizeof(struct priv));
((struct priv *)(dev->priv))->memtop =
isa_bus_to_virt(dev->mem_start) + size;
(char __iomem *)isa_bus_to_virt(dev->mem_start) + size;
((struct priv *)(dev->priv))->base = (unsigned long)
isa_bus_to_virt(dev->mem_start) + size - 0x01000000;
alloc586(dev);
......@@ -578,19 +578,19 @@ static int __init ni52_probe1(struct net_device *dev, int ioaddr)
static int init586(struct net_device *dev)
{
void *ptr;
void __iomem *ptr;
int i, result = 0;
struct priv *p = (struct priv *)dev->priv;
struct configure_cmd_struct *cfg_cmd;
struct iasetup_cmd_struct *ias_cmd;
struct tdr_cmd_struct *tdr_cmd;
struct mcsetup_cmd_struct *mc_cmd;
struct configure_cmd_struct __iomem *cfg_cmd;
struct iasetup_cmd_struct __iomem *ias_cmd;
struct tdr_cmd_struct __iomem *tdr_cmd;
struct mcsetup_cmd_struct __iomem *mc_cmd;
struct dev_mc_list *dmi = dev->mc_list;
int num_addrs = dev->mc_count;
ptr = (void *) ((char *)p->scb + sizeof(struct scb_struct));
ptr = p->scb + 1;
cfg_cmd = (struct configure_cmd_struct *)ptr; /* configure-command */
cfg_cmd = ptr; /* configure-command */
writew(0, &cfg_cmd->cmd_status);
writew(CMD_CONFIGURE | CMD_LAST, &cfg_cmd->cmd_cmd);
writew(0xFFFF, &cfg_cmd->cmd_link);
......@@ -609,7 +609,7 @@ static int init586(struct net_device *dev)
writeb(0xf2, &cfg_cmd->time_high);
writeb(0x00, &cfg_cmd->promisc);;
if (dev->flags & IFF_ALLMULTI) {
int len = ((char *) p->iscp - (char *) ptr - 8) / 6;
int len = ((char __iomem *)p->iscp - (char __iomem *)ptr - 8) / 6;
if (num_addrs > len) {
printk(KERN_ERR "%s: switching to promisc. mode\n",
dev->name);
......@@ -638,13 +638,13 @@ static int init586(struct net_device *dev)
* individual address setup
*/
ias_cmd = (struct iasetup_cmd_struct *)ptr;
ias_cmd = ptr;
writew(0, &ias_cmd->cmd_status);
writew(CMD_IASETUP | CMD_LAST, &ias_cmd->cmd_cmd);
writew(0xffff, &ias_cmd->cmd_link);
memcpy_toio((char *)&ias_cmd->iaddr, (char *)dev->dev_addr, ETH_ALEN);
memcpy_toio(&ias_cmd->iaddr, (char *)dev->dev_addr, ETH_ALEN);
writew(make16(ias_cmd), &p->scb->cbl_offset);
......@@ -663,7 +663,7 @@ static int init586(struct net_device *dev)
* TDR, wire check .. e.g. no resistor e.t.c
*/
tdr_cmd = (struct tdr_cmd_struct *)ptr;
tdr_cmd = ptr;
writew(0, &tdr_cmd->cmd_status);
writew(CMD_TDR | CMD_LAST, &tdr_cmd->cmd_cmd);
......@@ -707,14 +707,14 @@ static int init586(struct net_device *dev)
* Multicast setup
*/
if (num_addrs && !(dev->flags & IFF_PROMISC)) {
mc_cmd = (struct mcsetup_cmd_struct *) ptr;
mc_cmd = ptr;
writew(0, &mc_cmd->cmd_status);
writew(CMD_MCSETUP | CMD_LAST, &mc_cmd->cmd_cmd);
writew(0xffff, &mc_cmd->cmd_link);
writew(num_addrs * 6, &mc_cmd->mc_cnt);
for (i = 0; i < num_addrs; i++, dmi = dmi->next)
memcpy_toio((char *) mc_cmd->mc_list[i],
memcpy_toio(mc_cmd->mc_list[i],
dmi->dmi_addr, 6);
writew(make16(mc_cmd), &p->scb->cbl_offset);
......@@ -733,43 +733,43 @@ static int init586(struct net_device *dev)
*/
#if (NUM_XMIT_BUFFS == 1)
for (i = 0; i < 2; i++) {
p->nop_cmds[i] = (struct nop_cmd_struct *)ptr;
p->nop_cmds[i] = ptr;
writew(CMD_NOP, &p->nop_cmds[i]->cmd_cmd);
writew(0, &p->nop_cmds[i]->cmd_status);
writew(make16(p->nop_cmds[i]), &p->nop_cmds[i]->cmd_link);
ptr = (char *) ptr + sizeof(struct nop_cmd_struct);
ptr = ptr + sizeof(struct nop_cmd_struct);
}
#else
for (i = 0; i < NUM_XMIT_BUFFS; i++) {
p->nop_cmds[i] = (struct nop_cmd_struct *)ptr;
p->nop_cmds[i] = ptr;
writew(CMD_NOP, &p->nop_cmds[i]->cmd_cmd);
writew(0, &p->nop_cmds[i]->cmd_status);
writew(make16(p->nop_cmds[i]), &p->nop_cmds[i]->cmd_link);
ptr = (char *) ptr + sizeof(struct nop_cmd_struct);
ptr = ptr + sizeof(struct nop_cmd_struct);
}
#endif
ptr = alloc_rfa(dev, (void *)ptr); /* init receive-frame-area */
ptr = alloc_rfa(dev, ptr); /* init receive-frame-area */
/*
* alloc xmit-buffs / init xmit_cmds
*/
for (i = 0; i < NUM_XMIT_BUFFS; i++) {
/* Transmit cmd/buff 0 */
p->xmit_cmds[i] = (struct transmit_cmd_struct *)ptr;
ptr = (char *) ptr + sizeof(struct transmit_cmd_struct);
p->xmit_cbuffs[i] = (char *)ptr; /* char-buffs */
ptr = (char *) ptr + XMIT_BUFF_SIZE;
p->xmit_buffs[i] = (struct tbd_struct *)ptr; /* TBD */
ptr = (char *) ptr + sizeof(struct tbd_struct);
if ((void *)ptr > (void *)p->iscp) {
p->xmit_cmds[i] = ptr;
ptr = ptr + sizeof(struct transmit_cmd_struct);
p->xmit_cbuffs[i] = ptr; /* char-buffs */
ptr = ptr + XMIT_BUFF_SIZE;
p->xmit_buffs[i] = ptr; /* TBD */
ptr = ptr + sizeof(struct tbd_struct);
if ((void __iomem *)ptr > (void __iomem *)p->iscp) {
printk(KERN_ERR "%s: not enough shared-mem for your configuration!\n",
dev->name);
return 1;
}
memset_io((char *)(p->xmit_cmds[i]), 0,
memset_io(p->xmit_cmds[i], 0,
sizeof(struct transmit_cmd_struct));
memset_io((char *)(p->xmit_buffs[i]), 0,
memset_io(p->xmit_buffs[i], 0,
sizeof(struct tbd_struct));
writew(make16(p->nop_cmds[(i+1)%NUM_XMIT_BUFFS]),
&p->xmit_cmds[i]->cmd_link);
......@@ -816,14 +816,14 @@ static int init586(struct net_device *dev)
* It sets up the Receive Frame Area (RFA).
*/
static void *alloc_rfa(struct net_device *dev, void *ptr)
static void __iomem *alloc_rfa(struct net_device *dev, void __iomem *ptr)
{
struct rfd_struct *rfd = (struct rfd_struct *)ptr;
struct rbd_struct *rbd;
struct rfd_struct __iomem *rfd = ptr;
struct rbd_struct __iomem *rbd;
int i;
struct priv *p = (struct priv *) dev->priv;
memset_io((char *) rfd, 0,
memset_io(rfd, 0,
sizeof(struct rfd_struct) * (p->num_recv_buffs + rfdadd));
p->rfd_first = rfd;
......@@ -835,20 +835,19 @@ static void *alloc_rfa(struct net_device *dev, void *ptr)
/* RU suspend */
writeb(RFD_SUSP, &rfd[p->num_recv_buffs-1+rfdadd].last);
ptr = (void *) (rfd + (p->num_recv_buffs + rfdadd));
ptr = rfd + (p->num_recv_buffs + rfdadd);
rbd = (struct rbd_struct *) ptr;
ptr = (void *) (rbd + p->num_recv_buffs);
rbd = ptr;
ptr = rbd + p->num_recv_buffs;
/* clr descriptors */
memset_io((char *)rbd, 0,
sizeof(struct rbd_struct) * (p->num_recv_buffs));
memset_io(rbd, 0, sizeof(struct rbd_struct) * (p->num_recv_buffs));
for (i = 0; i < p->num_recv_buffs; i++) {
writew(make16(rbd + (i+1) % p->num_recv_buffs), &rbd[i].next);
writew(RECV_BUFF_SIZE, &rbd[i].size);
writel(make24(ptr), &rbd[i].buffer);
ptr = (char *) ptr + RECV_BUFF_SIZE;
ptr = ptr + RECV_BUFF_SIZE;
}
p->rfd_top = p->rfd_first;
p->rfd_last = p->rfd_first + (p->num_recv_buffs - 1 + rfdadd);
......@@ -942,14 +941,14 @@ static void ni52_rcv_int(struct net_device *dev)
int status, cnt = 0;
unsigned short totlen;
struct sk_buff *skb;
struct rbd_struct *rbd;
struct rbd_struct __iomem *rbd;
struct priv *p = (struct priv *)dev->priv;
if (debuglevel > 0)
printk("R");
for (; (status = readb(&p->rfd_top->stat_high)) & RFD_COMPL;) {
rbd = (struct rbd_struct *) make32(p->rfd_top->rbd_offset);
rbd = (struct rbd_struct __iomem *) make32(p->rfd_top->rbd_offset);
if (status & RFD_OK) { /* frame received without error? */
totlen = readw(&rbd->status);
if (totlen & RBD_LAST) {
......@@ -979,7 +978,7 @@ static void ni52_rcv_int(struct net_device *dev)
break;
}
writew(0, &rbd->status);
rbd = (struct rbd_struct *) make32(readl(&rbd->next));
rbd = (struct rbd_struct __iomem *) make32(readl(&rbd->next));
}
totlen += rstat & RBD_MASK;
writew(0, &rbd->status);
......@@ -997,7 +996,7 @@ static void ni52_rcv_int(struct net_device *dev)
writew(0xffff, &p->rfd_top->rbd_offset);
writeb(0, &p->rfd_last->last); /* delete RFD_SUSP */
p->rfd_last = p->rfd_top;
p->rfd_top = (struct rfd_struct *) make32(p->rfd_top->next); /* step to next RFD */
p->rfd_top = (struct rfd_struct __iomem *) make32(p->rfd_top->next); /* step to next RFD */
writew(make16(p->rfd_top), &p->scb->rfa_offset);
if (debuglevel > 0)
......@@ -1042,7 +1041,7 @@ static void ni52_rnr_int(struct net_device *dev)
ni_attn586();
wait_for_scb_cmd_ruc(dev); /* wait for accept cmd. */
alloc_rfa(dev, (char *)p->rfd_first);
alloc_rfa(dev, p->rfd_first);
/* maybe add a check here, before restarting the RU */
startrecv586(dev); /* restart RU */
......
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