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[PATCH] pcmcia: embed dev_link_t into struct pcmcia_device

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Embed dev_link_t into struct pcmcia_device(), as they basically address the
same entity. The actual contents of dev_link_t will be cleaned up step by step.
This patch includes a bugfix from and signed-off-by Andrew Morton.

Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
This commit is contained in:
Dominik Brodowski
2006-03-05 10:45:09 +01:00
parent a78f4dd331
commit fd238232cd
52 changed files with 446 additions and 729 deletions
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drivers/mtd/maps/pcmciamtd.c
+9 -13
View File
@@ -54,7 +54,7 @@ static const int debug = 0;
#define MAX_PCMCIA_ADDR 0x4000000
struct pcmciamtd_dev {
dev_link_t link; /* PCMCIA link */
struct pcmcia_device *p_dev;
dev_node_t node; /* device node */
caddr_t win_base; /* ioremapped address of PCMCIA window */
unsigned int win_size; /* size of window */
@@ -111,8 +111,8 @@ static caddr_t remap_window(struct map_info *map, unsigned long to)
memreq_t mrq;
int ret;
if(!(dev->link.state & DEV_PRESENT)) {
DEBUG(1, "device removed state = 0x%4.4X", dev->link.state);
if(!(dev->p_dev->state & DEV_PRESENT)) {
DEBUG(1, "device removed state = 0x%4.4X", dev->p_dev->state);
return 0;
}
@@ -122,7 +122,7 @@ static caddr_t remap_window(struct map_info *map, unsigned long to)
dev->offset, mrq.CardOffset);
mrq.Page = 0;
if( (ret = pcmcia_map_mem_page(win, &mrq)) != CS_SUCCESS) {
cs_error(dev->link.handle, MapMemPage, ret);
cs_error(dev->p_dev->handle, MapMemPage, ret);
return NULL;
}
dev->offset = mrq.CardOffset;
@@ -319,7 +319,7 @@ static void pcmcia_copy_to(struct map_info *map, unsigned long to, const void *f
static void pcmciamtd_set_vpp(struct map_info *map, int on)
{
struct pcmciamtd_dev *dev = (struct pcmciamtd_dev *)map->map_priv_1;
dev_link_t *link = &dev->link;
dev_link_t *link = dev->p_dev;
modconf_t mod;
int ret;
@@ -650,7 +650,7 @@ static void pcmciamtd_config(dev_link_t *link)
use the faster non-remapping read/write functions */
if(mtd->size <= dev->win_size) {
DEBUG(1, "Using non remapping memory functions");
dev->pcmcia_map.map_priv_1 = (unsigned long)&(dev->link.state);
dev->pcmcia_map.map_priv_1 = (unsigned long)&(dev->p_dev->state);
dev->pcmcia_map.map_priv_2 = (unsigned long)dev->win_base;
if (dev->pcmcia_map.bankwidth == 1) {
dev->pcmcia_map.read = pcmcia_read8;
@@ -673,7 +673,7 @@ static void pcmciamtd_config(dev_link_t *link)
snprintf(dev->node.dev_name, sizeof(dev->node.dev_name), "mtd%d", mtd->index);
info("mtd%d: %s", mtd->index, mtd->name);
link->state &= ~DEV_CONFIG_PENDING;
link->dev = &dev->node;
link->dev_node = &dev->node;
return;
cs_failed:
@@ -735,7 +735,7 @@ static void pcmciamtd_detach(struct pcmcia_device *p_dev)
static int pcmciamtd_attach(struct pcmcia_device *p_dev)
{
struct pcmciamtd_dev *dev;
dev_link_t *link;
dev_link_t *link = dev_to_instance(p_dev);
/* Create new memory card device */
dev = kmalloc(sizeof(*dev), GFP_KERNEL);
@@ -743,16 +743,12 @@ static int pcmciamtd_attach(struct pcmcia_device *p_dev)
DEBUG(1, "dev=0x%p", dev);
memset(dev, 0, sizeof(*dev));
link = &dev->link;
dev->p_dev = p_dev;
link->priv = dev;
link->conf.Attributes = 0;
link->conf.IntType = INT_MEMORY;
link->next = NULL;
link->handle = p_dev;
p_dev->instance = link;
link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
pcmciamtd_config(link);