X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fmtd%2Fmaps%2Fpcmciamtd.c;h=c861134cbc48d253ccc3530568402b0de0665441;hb=077e98945db7e54a9865b5f29a1f02f531eca414;hp=e9086f0cb2faa6c5a0382138da55e8a16a740f78;hpb=fba395eee7d3f342ca739c20f5b3ee635d0420a0;p=linux-2.6-omap-h63xx.git

diff --git a/drivers/mtd/maps/pcmciamtd.c b/drivers/mtd/maps/pcmciamtd.c
index e9086f0cb2f..c861134cbc4 100644
--- a/drivers/mtd/maps/pcmciamtd.c
+++ b/drivers/mtd/maps/pcmciamtd.c
@@ -111,8 +111,8 @@ static caddr_t remap_window(struct map_info *map, unsigned long to)
 	memreq_t mrq;
 	int ret;
 
-	if(!(dev->p_dev->state & DEV_PRESENT)) {
-		DEBUG(1, "device removed state = 0x%4.4X", dev->p_dev->state);
+	if (!pcmcia_dev_present(dev->p_dev)) {
+		DEBUG(1, "device removed");
 		return 0;
 	}
 
@@ -238,7 +238,7 @@ static void pcmcia_copy_to_remap(struct map_info *map, unsigned long to, const v
 
 /* read/write{8,16} copy_{from,to} routines with direct access */
 
-#define DEV_REMOVED(x)  (!(*(u_int *)x->map_priv_1 & DEV_PRESENT))
+#define DEV_REMOVED(x)  (!(pcmcia_dev_present(((struct pcmciamtd_dev *)map->map_priv_1)->p_dev)))
 
 static map_word pcmcia_read8(struct map_info *map, unsigned long ofs)
 {
@@ -487,7 +487,7 @@ static void card_settings(struct pcmciamtd_dev *dev, struct pcmcia_device *link,
 #define CS_CHECK(fn, ret) \
 do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
 
-static void pcmciamtd_config(struct pcmcia_device *link)
+static int pcmciamtd_config(struct pcmcia_device *link)
 {
 	struct pcmciamtd_dev *dev = link->priv;
 	struct mtd_info *mtd = NULL;
@@ -503,9 +503,6 @@ static void pcmciamtd_config(struct pcmcia_device *link)
 
 	DEBUG(3, "link=0x%p", link);
 
-	/* Configure card */
-	link->state |= DEV_CONFIG;
-
 	DEBUG(2, "Validating CIS");
 	ret = pcmcia_validate_cis(link, &cisinfo);
 	if(ret != CS_SUCCESS) {
@@ -561,7 +558,7 @@ static void pcmciamtd_config(struct pcmcia_device *link)
 	if(!dev->win_size) {
 		err("Cant allocate memory window");
 		pcmciamtd_release(link);
-		return;
+		return -ENODEV;
 	}
 	DEBUG(1, "Allocated a window of %dKiB", dev->win_size >> 10);
 
@@ -573,7 +570,7 @@ static void pcmciamtd_config(struct pcmcia_device *link)
 	if(!dev->win_base) {
 		err("ioremap(%lu, %u) failed", req.Base, req.Size);
 		pcmciamtd_release(link);
-		return;
+		return -ENODEV;
 	}
 	DEBUG(1, "mapped window dev = %p req.base = 0x%lx base = %p size = 0x%x",
 	      dev, req.Base, dev->win_base, req.Size);
@@ -605,6 +602,7 @@ static void pcmciamtd_config(struct pcmcia_device *link)
 	ret = pcmcia_request_configuration(link, &link->conf);
 	if(ret != CS_SUCCESS) {
 		cs_error(link, RequestConfiguration, ret);
+		return -ENODEV;
 	}
 
 	if(mem_type == 1) {
@@ -612,7 +610,7 @@ static void pcmciamtd_config(struct pcmcia_device *link)
 	} else if(mem_type == 2) {
 		mtd = do_map_probe("map_rom", &dev->pcmcia_map);
 	} else {
-		for(i = 0; i < sizeof(probes) / sizeof(char *); i++) {
+		for(i = 0; i < ARRAY_SIZE(probes); i++) {
 			DEBUG(1, "Trying %s", probes[i]);
 			mtd = do_map_probe(probes[i], &dev->pcmcia_map);
 			if(mtd)
@@ -625,7 +623,7 @@ static void pcmciamtd_config(struct pcmcia_device *link)
 	if(!mtd) {
 		DEBUG(1, "Cant find an MTD");
 		pcmciamtd_release(link);
-		return;
+		return -ENODEV;
 	}
 
 	dev->mtd_info = mtd;
@@ -650,7 +648,6 @@ static void pcmciamtd_config(struct pcmcia_device *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->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;
@@ -668,19 +665,18 @@ static void pcmciamtd_config(struct pcmcia_device *link)
 		dev->mtd_info = NULL;
 		err("Couldnt register MTD device");
 		pcmciamtd_release(link);
-		return;
+		return -ENODEV;
 	}
 	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_node = &dev->node;
-	return;
+	return 0;
 
  cs_failed:
 	cs_error(link, last_fn, last_ret);
 	err("CS Error, exiting");
 	pcmciamtd_release(link);
-	return;
+	return -ENODEV;
 }
 
 
@@ -711,17 +707,17 @@ static int pcmciamtd_resume(struct pcmcia_device *dev)
 
 static void pcmciamtd_detach(struct pcmcia_device *link)
 {
-	DEBUG(3, "link=0x%p", link);
+	struct pcmciamtd_dev *dev = link->priv;
 
-	if(link->state & DEV_CONFIG) {
-		struct pcmciamtd_dev *dev = link->priv;
-		if(dev->mtd_info) {
-			del_mtd_device(dev->mtd_info);
-			info("mtd%d: Removed", dev->mtd_info->index);
-		}
+	DEBUG(3, "link=0x%p", link);
 
-		pcmciamtd_release(link);
+	if(dev->mtd_info) {
+		del_mtd_device(dev->mtd_info);
+		map_destroy(dev->mtd_info);
+		info("mtd%d: Removed", dev->mtd_info->index);
 	}
+
+	pcmciamtd_release(link);
 }
 
 
@@ -730,7 +726,7 @@ static void pcmciamtd_detach(struct pcmcia_device *link)
  * with Card Services.
  */
 
-static int pcmciamtd_attach(struct pcmcia_device *link)
+static int pcmciamtd_probe(struct pcmcia_device *link)
 {
 	struct pcmciamtd_dev *dev;
 
@@ -746,10 +742,7 @@ static int pcmciamtd_attach(struct pcmcia_device *link)
 	link->conf.Attributes = 0;
 	link->conf.IntType = INT_MEMORY;
 
-	link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
-	pcmciamtd_config(link);
-
-	return 0;
+	return pcmciamtd_config(link);
 }
 
 static struct pcmcia_device_id pcmciamtd_ids[] = {
@@ -783,7 +776,7 @@ static struct pcmcia_driver pcmciamtd_driver = {
 	.drv		= {
 		.name	= "pcmciamtd"
 	},
-	.probe		= pcmciamtd_attach,
+	.probe		= pcmciamtd_probe,
 	.remove		= pcmciamtd_detach,
 	.owner		= THIS_MODULE,
 	.id_table	= pcmciamtd_ids,