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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.c140
1 files changed, 44 insertions, 96 deletions
diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c
index ec6ab65f087..4145eb83b9b 100644
--- a/drivers/pcmcia/yenta_socket.c
+++ b/drivers/pcmcia/yenta_socket.c
@@ -49,7 +49,13 @@ MODULE_PARM_DESC(pwr_irqs_off, "Force IRQs off during power-on of slot. Use only
#define to_cycles(ns) ((ns)/120)
#define to_ns(cycles) ((cycles)*120)
+/**
+ * yenta PCI irq probing.
+ * currently only used in the TI/EnE initialization code
+ */
+#ifdef CONFIG_YENTA_TI
static int yenta_probe_cb_irq(struct yenta_socket *socket);
+#endif
static unsigned int override_bios;
@@ -224,95 +230,6 @@ static int yenta_get_status(struct pcmcia_socket *sock, unsigned int *value)
return 0;
}
-static void yenta_get_power(struct yenta_socket *socket, socket_state_t *state)
-{
- if (!(cb_readl(socket, CB_SOCKET_STATE) & CB_CBCARD) &&
- (socket->flags & YENTA_16BIT_POWER_EXCA)) {
- u8 reg, vcc, vpp;
-
- reg = exca_readb(socket, I365_POWER);
- vcc = reg & I365_VCC_MASK;
- vpp = reg & I365_VPP1_MASK;
- state->Vcc = state->Vpp = 0;
-
- if (socket->flags & YENTA_16BIT_POWER_DF) {
- if (vcc == I365_VCC_3V)
- state->Vcc = 33;
- if (vcc == I365_VCC_5V)
- state->Vcc = 50;
- if (vpp == I365_VPP1_5V)
- state->Vpp = state->Vcc;
- if (vpp == I365_VPP1_12V)
- state->Vpp = 120;
- } else {
- if (reg & I365_VCC_5V) {
- state->Vcc = 50;
- if (vpp == I365_VPP1_5V)
- state->Vpp = 50;
- if (vpp == I365_VPP1_12V)
- state->Vpp = 120;
- }
- }
- } else {
- u32 control;
-
- control = cb_readl(socket, CB_SOCKET_CONTROL);
-
- switch (control & CB_SC_VCC_MASK) {
- case CB_SC_VCC_5V: state->Vcc = 50; break;
- case CB_SC_VCC_3V: state->Vcc = 33; break;
- default: state->Vcc = 0;
- }
-
- switch (control & CB_SC_VPP_MASK) {
- case CB_SC_VPP_12V: state->Vpp = 120; break;
- case CB_SC_VPP_5V: state->Vpp = 50; break;
- case CB_SC_VPP_3V: state->Vpp = 33; break;
- default: state->Vpp = 0;
- }
- }
-}
-
-static int yenta_get_socket(struct pcmcia_socket *sock, socket_state_t *state)
-{
- struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
- u8 reg;
- u32 control;
-
- control = cb_readl(socket, CB_SOCKET_CONTROL);
-
- yenta_get_power(socket, state);
- state->io_irq = socket->io_irq;
-
- if (cb_readl(socket, CB_SOCKET_STATE) & CB_CBCARD) {
- u16 bridge = config_readw(socket, CB_BRIDGE_CONTROL);
- if (bridge & CB_BRIDGE_CRST)
- state->flags |= SS_RESET;
- return 0;
- }
-
- /* 16-bit card state.. */
- reg = exca_readb(socket, I365_POWER);
- state->flags = (reg & I365_PWR_AUTO) ? SS_PWR_AUTO : 0;
- state->flags |= (reg & I365_PWR_OUT) ? SS_OUTPUT_ENA : 0;
-
- reg = exca_readb(socket, I365_INTCTL);
- state->flags |= (reg & I365_PC_RESET) ? 0 : SS_RESET;
- state->flags |= (reg & I365_PC_IOCARD) ? SS_IOCARD : 0;
-
- reg = exca_readb(socket, I365_CSCINT);
- state->csc_mask = (reg & I365_CSC_DETECT) ? SS_DETECT : 0;
- if (state->flags & SS_IOCARD) {
- state->csc_mask |= (reg & I365_CSC_STSCHG) ? SS_STSCHG : 0;
- } else {
- state->csc_mask |= (reg & I365_CSC_BVD1) ? SS_BATDEAD : 0;
- state->csc_mask |= (reg & I365_CSC_BVD2) ? SS_BATWARN : 0;
- state->csc_mask |= (reg & I365_CSC_READY) ? SS_READY : 0;
- }
-
- return 0;
-}
-
static void yenta_set_power(struct yenta_socket *socket, socket_state_t *state)
{
/* some birdges require to use the ExCA registers to power 16bit cards */
@@ -531,6 +448,9 @@ static irqreturn_t yenta_interrupt(int irq, void *dev_id, struct pt_regs *regs)
csc = exca_readb(socket, I365_CSC);
+ if (!(cb_event || csc))
+ return IRQ_NONE;
+
events = (cb_event & (CB_CD1EVENT | CB_CD2EVENT)) ? SS_DETECT : 0 ;
events |= (csc & I365_CSC_DETECT) ? SS_DETECT : 0;
if (exca_readb(socket, I365_INTCTL) & I365_PC_IOCARD) {
@@ -544,10 +464,7 @@ static irqreturn_t yenta_interrupt(int irq, void *dev_id, struct pt_regs *regs)
if (events)
pcmcia_parse_events(&socket->socket, events);
- if (cb_event || csc)
- return IRQ_HANDLED;
-
- return IRQ_NONE;
+ return IRQ_HANDLED;
}
static void yenta_interrupt_wrapper(unsigned long data)
@@ -828,17 +745,24 @@ static struct pccard_operations yenta_socket_operations = {
.init = yenta_sock_init,
.suspend = yenta_sock_suspend,
.get_status = yenta_get_status,
- .get_socket = yenta_get_socket,
.set_socket = yenta_set_socket,
.set_io_map = yenta_set_io_map,
.set_mem_map = yenta_set_mem_map,
};
+#ifdef CONFIG_YENTA_TI
#include "ti113x.h"
+#endif
+#ifdef CONFIG_YENTA_RICOH
#include "ricoh.h"
+#endif
+#ifdef CONFIG_YENTA_TOSHIBA
#include "topic.h"
+#endif
+#ifdef CONFIG_YENTA_O2
#include "o2micro.h"
+#endif
enum {
CARDBUS_TYPE_DEFAULT = -1,
@@ -858,6 +782,7 @@ enum {
* initialization sequences etc details. List them here..
*/
static struct cardbus_type cardbus_type[] = {
+#ifdef CONFIG_YENTA_TI
[CARDBUS_TYPE_TI] = {
.override = ti_override,
.save_state = ti_save_state,
@@ -882,27 +807,36 @@ static struct cardbus_type cardbus_type[] = {
.restore_state = ti_restore_state,
.sock_init = ti_init,
},
+#endif
+#ifdef CONFIG_YENTA_RICOH
[CARDBUS_TYPE_RICOH] = {
.override = ricoh_override,
.save_state = ricoh_save_state,
.restore_state = ricoh_restore_state,
},
+#endif
+#ifdef CONFIG_YENTA_TOSHIBA
[CARDBUS_TYPE_TOPIC95] = {
.override = topic95_override,
},
[CARDBUS_TYPE_TOPIC97] = {
.override = topic97_override,
},
+#endif
+#ifdef CONFIG_YENTA_O2
[CARDBUS_TYPE_O2MICRO] = {
.override = o2micro_override,
.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
};
@@ -948,6 +882,12 @@ static unsigned int yenta_probe_irq(struct yenta_socket *socket, u32 isa_irq_mas
}
+/**
+ * yenta PCI irq probing.
+ * currently only used in the TI/EnE initialization code
+ */
+#ifdef CONFIG_YENTA_TI
+
/* interrupt handler, only used during probing */
static irqreturn_t yenta_probe_handler(int irq, void *dev_id, struct pt_regs *regs)
{
@@ -1000,6 +940,7 @@ static int yenta_probe_cb_irq(struct yenta_socket *socket)
return (int) socket->probe_status;
}
+#endif /* CONFIG_YENTA_TI */
/*
@@ -1078,10 +1019,9 @@ static int __devinit yenta_probe (struct pci_dev *dev, const struct pci_device_i
return -ENODEV;
}
- socket = kmalloc(sizeof(struct yenta_socket), GFP_KERNEL);
+ socket = kzalloc(sizeof(struct yenta_socket), GFP_KERNEL);
if (!socket)
return -ENOMEM;
- memset(socket, 0, sizeof(*socket));
/* prepare pcmcia_socket */
socket->socket.ops = &yenta_socket_operations;
@@ -1263,6 +1203,7 @@ static struct pci_device_id yenta_table [] = {
* advanced overrides instead. (I can't get the
* data sheets for these devices. --rmk)
*/
+#ifdef CONFIG_YENTA_TI
CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1210, TI),
CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1130, TI113X),
@@ -1305,18 +1246,25 @@ static struct pci_device_id yenta_table [] = {
CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1225, ENE),
CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1410, ENE),
CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1420, ENE),
+#endif /* CONFIG_YENTA_TI */
+#ifdef CONFIG_YENTA_RICOH
CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C465, RICOH),
CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C466, RICOH),
CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C475, RICOH),
CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C476, RICOH),
CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C478, RICOH),
+#endif
+#ifdef CONFIG_YENTA_TOSHIBA
CB_ID(PCI_VENDOR_ID_TOSHIBA, PCI_DEVICE_ID_TOSHIBA_TOPIC95, TOPIC95),
CB_ID(PCI_VENDOR_ID_TOSHIBA, PCI_DEVICE_ID_TOSHIBA_TOPIC97, TOPIC97),
CB_ID(PCI_VENDOR_ID_TOSHIBA, PCI_DEVICE_ID_TOSHIBA_TOPIC100, TOPIC97),
+#endif
+#ifdef CONFIG_YENTA_O2
CB_ID(PCI_VENDOR_ID_O2, PCI_ANY_ID, O2MICRO),
+#endif
/* match any cardbus bridge */
CB_ID(PCI_ANY_ID, PCI_ANY_ID, DEFAULT),
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 19:26:54 +0000