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path: root/drivers/pcmcia/yenta_socket.c
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Diffstat (limited to 'drivers/pcmcia/yenta_socket.c')
-rw-r--r--drivers/pcmcia/yenta_socket.c122
1 files changed, 43 insertions, 79 deletions
diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c
index 418988ab6ed..946f90ef602 100644
--- a/drivers/pcmcia/yenta_socket.c
+++ b/drivers/pcmcia/yenta_socket.c
@@ -17,23 +17,22 @@
#include <linux/delay.h>
#include <linux/module.h>
#include <linux/io.h>
+#include <linux/slab.h>
-#include <pcmcia/cs_types.h>
#include <pcmcia/ss.h>
-#include <pcmcia/cs.h>
#include "yenta_socket.h"
#include "i82365.h"
-static int disable_clkrun;
+static bool disable_clkrun;
module_param(disable_clkrun, bool, 0444);
MODULE_PARM_DESC(disable_clkrun, "If PC card doesn't function properly, please try this option");
-static int isa_probe = 1;
+static bool isa_probe = 1;
module_param(isa_probe, bool, 0444);
MODULE_PARM_DESC(isa_probe, "If set ISA interrupts are probed (default). Set to N to disable probing");
-static int pwr_irqs_off;
+static bool pwr_irqs_off;
module_param(pwr_irqs_off, bool, 0644);
MODULE_PARM_DESC(pwr_irqs_off, "Force IRQs off during power-on of slot. Use only when seeing IRQ storms!");
@@ -446,7 +445,7 @@ static int yenta_set_mem_map(struct pcmcia_socket *sock, struct pccard_mem_map *
unsigned int start, stop, card_start;
unsigned short word;
- pcibios_resource_to_bus(socket->dev, &region, mem->res);
+ pcibios_resource_to_bus(socket->dev->bus, &region, mem->res);
map = mem->map;
start = region.start;
@@ -710,7 +709,7 @@ static int yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned type
region.start = config_readl(socket, addr_start) & mask;
region.end = config_readl(socket, addr_end) | ~mask;
if (region.start && region.end > region.start && !override_bios) {
- pcibios_bus_to_resource(dev, res, &region);
+ pcibios_bus_to_resource(dev->bus, res, &region);
if (pci_claim_resource(dev, PCI_BRIDGE_RESOURCES + nr) == 0)
return 0;
dev_printk(KERN_INFO, &dev->dev,
@@ -784,7 +783,7 @@ static void yenta_free_resources(struct yenta_socket *socket)
/*
* Close it down - release our resources and go home..
*/
-static void __devexit yenta_close(struct pci_dev *dev)
+static void yenta_close(struct pci_dev *dev)
{
struct yenta_socket *sock = pci_get_drvdata(dev);
@@ -879,6 +878,12 @@ static struct cardbus_type cardbus_type[] = {
.restore_state = ti_restore_state,
.sock_init = ti_init,
},
+ [CARDBUS_TYPE_ENE] = {
+ .override = ene_override,
+ .save_state = ti_save_state,
+ .restore_state = ti_restore_state,
+ .sock_init = ti_init,
+ },
#endif
#ifdef CONFIG_YENTA_RICOH
[CARDBUS_TYPE_RICOH] = {
@@ -901,14 +906,6 @@ static struct cardbus_type cardbus_type[] = {
.restore_state = o2micro_restore_state,
},
#endif
-#ifdef CONFIG_YENTA_TI
- [CARDBUS_TYPE_ENE] = {
- .override = ene_override,
- .save_state = ti_save_state,
- .restore_state = ti_restore_state,
- .sock_init = ti_init,
- },
-#endif
};
@@ -974,7 +971,7 @@ static irqreturn_t yenta_probe_handler(int irq, void *dev_id)
/* probes the PCI interrupt, use only on override functions */
static int yenta_probe_cb_irq(struct yenta_socket *socket)
{
- u8 reg;
+ u8 reg = 0;
if (!socket->cb_irq)
return -1;
@@ -988,7 +985,8 @@ static int yenta_probe_cb_irq(struct yenta_socket *socket)
}
/* generate interrupt, wait */
- reg = exca_readb(socket, I365_CSCINT);
+ if (!socket->dev->irq)
+ reg = exca_readb(socket, I365_CSCINT);
exca_writeb(socket, I365_CSCINT, reg | I365_CSC_STSCHG);
cb_writel(socket, CB_SOCKET_EVENT, -1);
cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK);
@@ -1035,7 +1033,7 @@ static void yenta_config_init(struct yenta_socket *socket)
struct pci_dev *dev = socket->dev;
struct pci_bus_region region;
- pcibios_resource_to_bus(socket->dev, &region, &dev->resource[0]);
+ pcibios_resource_to_bus(socket->dev->bus, &region, &dev->resource[0]);
config_writel(socket, CB_LEGACY_MODE_BASE, 0);
config_writel(socket, PCI_BASE_ADDRESS_0, region.start);
@@ -1050,8 +1048,8 @@ static void yenta_config_init(struct yenta_socket *socket)
config_writeb(socket, PCI_LATENCY_TIMER, 168);
config_writel(socket, PCI_PRIMARY_BUS,
(176 << 24) | /* sec. latency timer */
- (dev->subordinate->subordinate << 16) | /* subordinate bus */
- (dev->subordinate->secondary << 8) | /* secondary bus */
+ ((unsigned int)dev->subordinate->busn_res.end << 16) | /* subordinate bus */
+ ((unsigned int)dev->subordinate->busn_res.start << 8) | /* secondary bus */
dev->subordinate->primary); /* primary bus */
/*
@@ -1074,11 +1072,11 @@ static void yenta_config_init(struct yenta_socket *socket)
* invisible during PCI scans because of a misconfigured subordinate number
* of the parent brige - some BIOSes seem to be too lazy to set it right.
* Does the fixup carefully by checking how far it can go without conflicts.
- * See http\://bugzilla.kernel.org/show_bug.cgi?id=2944 for more information.
+ * See http://bugzilla.kernel.org/show_bug.cgi?id=2944 for more information.
*/
static void yenta_fixup_parent_bridge(struct pci_bus *cardbus_bridge)
{
- struct list_head *tmp;
+ struct pci_bus *sibling;
unsigned char upper_limit;
/*
* We only check and fix the parent bridge: All systems which need
@@ -1088,54 +1086,54 @@ static void yenta_fixup_parent_bridge(struct pci_bus *cardbus_bridge)
struct pci_bus *bridge_to_fix = cardbus_bridge->parent;
/* Check bus numbers are already set up correctly: */
- if (bridge_to_fix->subordinate >= cardbus_bridge->subordinate)
+ if (bridge_to_fix->busn_res.end >= cardbus_bridge->busn_res.end)
return; /* The subordinate number is ok, nothing to do */
if (!bridge_to_fix->parent)
return; /* Root bridges are ok */
/* stay within the limits of the bus range of the parent: */
- upper_limit = bridge_to_fix->parent->subordinate;
+ upper_limit = bridge_to_fix->parent->busn_res.end;
- /* check the bus ranges of all silbling bridges to prevent overlap */
- list_for_each(tmp, &bridge_to_fix->parent->children) {
- struct pci_bus *silbling = pci_bus_b(tmp);
+ /* check the bus ranges of all sibling bridges to prevent overlap */
+ list_for_each_entry(sibling, &bridge_to_fix->parent->children,
+ node) {
/*
- * If the silbling has a higher secondary bus number
+ * If the sibling has a higher secondary bus number
* and it's secondary is equal or smaller than our
* current upper limit, set the new upper limit to
- * the bus number below the silbling's range:
+ * the bus number below the sibling's range:
*/
- if (silbling->secondary > bridge_to_fix->subordinate
- && silbling->secondary <= upper_limit)
- upper_limit = silbling->secondary - 1;
+ if (sibling->busn_res.start > bridge_to_fix->busn_res.end
+ && sibling->busn_res.start <= upper_limit)
+ upper_limit = sibling->busn_res.start - 1;
}
/* Show that the wanted subordinate number is not possible: */
- if (cardbus_bridge->subordinate > upper_limit)
+ if (cardbus_bridge->busn_res.end > upper_limit)
dev_printk(KERN_WARNING, &cardbus_bridge->dev,
"Upper limit for fixing this "
"bridge's parent bridge: #%02x\n", upper_limit);
/* If we have room to increase the bridge's subordinate number, */
- if (bridge_to_fix->subordinate < upper_limit) {
+ if (bridge_to_fix->busn_res.end < upper_limit) {
/* use the highest number of the hidden bus, within limits */
unsigned char subordinate_to_assign =
- min(cardbus_bridge->subordinate, upper_limit);
+ min_t(int, cardbus_bridge->busn_res.end, upper_limit);
dev_printk(KERN_INFO, &bridge_to_fix->dev,
"Raising subordinate bus# of parent "
"bus (#%02x) from #%02x to #%02x\n",
bridge_to_fix->number,
- bridge_to_fix->subordinate, subordinate_to_assign);
+ (int)bridge_to_fix->busn_res.end, subordinate_to_assign);
/* Save the new subordinate in the bus struct of the bridge */
- bridge_to_fix->subordinate = subordinate_to_assign;
+ bridge_to_fix->busn_res.end = subordinate_to_assign;
/* and update the PCI config space with the new subordinate */
pci_write_config_byte(bridge_to_fix->self,
- PCI_SUBORDINATE_BUS, bridge_to_fix->subordinate);
+ PCI_SUBORDINATE_BUS, bridge_to_fix->busn_res.end);
}
}
@@ -1144,7 +1142,7 @@ static void yenta_fixup_parent_bridge(struct pci_bus *cardbus_bridge)
* interrupt, and that we can map the cardbus area. Fill in the
* socket information structure..
*/
-static int __devinit yenta_probe(struct pci_dev *dev, const struct pci_device_id *id)
+static int yenta_probe(struct pci_dev *dev, const struct pci_device_id *id)
{
struct yenta_socket *socket;
int ret;
@@ -1290,12 +1288,9 @@ static int yenta_dev_suspend_noirq(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct yenta_socket *socket = pci_get_drvdata(pdev);
- int ret;
-
- ret = pcmcia_socket_dev_suspend(dev);
if (!socket)
- return ret;
+ return 0;
if (socket->type && socket->type->save_state)
socket->type->save_state(socket);
@@ -1305,14 +1300,7 @@ static int yenta_dev_suspend_noirq(struct device *dev)
pci_read_config_dword(pdev, 17*4, &socket->saved_state[1]);
pci_disable_device(pdev);
- /*
- * Some laptops (IBM T22) do not like us putting the Cardbus
- * bridge into D3. At a guess, some other laptop will
- * probably require this, so leave it commented out for now.
- */
- /* pci_set_power_state(dev, 3); */
-
- return ret;
+ return 0;
}
static int yenta_dev_resume_noirq(struct device *dev)
@@ -1336,26 +1324,16 @@ static int yenta_dev_resume_noirq(struct device *dev)
if (socket->type && socket->type->restore_state)
socket->type->restore_state(socket);
- pcmcia_socket_dev_early_resume(dev);
- return 0;
-}
-
-static int yenta_dev_resume(struct device *dev)
-{
- pcmcia_socket_dev_late_resume(dev);
return 0;
}
static const struct dev_pm_ops yenta_pm_ops = {
.suspend_noirq = yenta_dev_suspend_noirq,
.resume_noirq = yenta_dev_resume_noirq,
- .resume = yenta_dev_resume,
.freeze_noirq = yenta_dev_suspend_noirq,
.thaw_noirq = yenta_dev_resume_noirq,
- .thaw = yenta_dev_resume,
.poweroff_noirq = yenta_dev_suspend_noirq,
.restore_noirq = yenta_dev_resume_noirq,
- .restore = yenta_dev_resume,
};
#define YENTA_PM_OPS (&yenta_pm_ops)
@@ -1374,7 +1352,7 @@ static const struct dev_pm_ops yenta_pm_ops = {
.driver_data = CARDBUS_TYPE_##type, \
}
-static struct pci_device_id yenta_table[] = {
+static DEFINE_PCI_DEVICE_TABLE(yenta_table) = {
CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1031, TI),
/*
@@ -1457,24 +1435,10 @@ static struct pci_driver yenta_cardbus_driver = {
.name = "yenta_cardbus",
.id_table = yenta_table,
.probe = yenta_probe,
- .remove = __devexit_p(yenta_close),
+ .remove = yenta_close,
.driver.pm = YENTA_PM_OPS,
};
-
-static int __init yenta_socket_init(void)
-{
- return pci_register_driver(&yenta_cardbus_driver);
-}
-
-
-static void __exit yenta_socket_exit(void)
-{
- pci_unregister_driver(&yenta_cardbus_driver);
-}
-
-
-module_init(yenta_socket_init);
-module_exit(yenta_socket_exit);
+module_pci_driver(yenta_cardbus_driver);
MODULE_LICENSE("GPL");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-05 23:10:44 +0000