aboutsummaryrefslogtreecommitdiff
path: root/drivers/i2c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/i2c')
-rw-r--r--drivers/i2c/busses/i2c-parport.c4
-rw-r--r--drivers/i2c/busses/i2c-s3c2410.c2
-rw-r--r--drivers/i2c/busses/i2c-sh_mobile.c3
-rw-r--r--drivers/i2c/busses/scx200_i2c.c1
-rw-r--r--drivers/i2c/chips/isp1301_omap.c65
-rw-r--r--drivers/i2c/i2c-core.c2
6 files changed, 54 insertions, 23 deletions
diff --git a/drivers/i2c/busses/i2c-parport.c b/drivers/i2c/busses/i2c-parport.c
index 59ba2086d2f..a257cd5cd13 100644
--- a/drivers/i2c/busses/i2c-parport.c
+++ b/drivers/i2c/busses/i2c-parport.c
@@ -189,8 +189,6 @@ static void i2c_parport_attach (struct parport *port)
if (adapter_parm[type].init.val)
line_set(port, 1, &adapter_parm[type].init);
- parport_release(adapter->pdev);
-
if (i2c_bit_add_bus(&adapter->adapter) < 0) {
printk(KERN_ERR "i2c-parport: Unable to register with I2C\n");
goto ERROR1;
@@ -202,6 +200,7 @@ static void i2c_parport_attach (struct parport *port)
return;
ERROR1:
+ parport_release(adapter->pdev);
parport_unregister_device(adapter->pdev);
ERROR0:
kfree(adapter);
@@ -221,6 +220,7 @@ static void i2c_parport_detach (struct parport *port)
if (adapter_parm[type].init.val)
line_set(port, 0, &adapter_parm[type].init);
+ parport_release(adapter->pdev);
parport_unregister_device(adapter->pdev);
if (prev)
prev->next = adapter->next;
diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c
index c772e02c280..1fac4e23313 100644
--- a/drivers/i2c/busses/i2c-s3c2410.c
+++ b/drivers/i2c/busses/i2c-s3c2410.c
@@ -507,7 +507,7 @@ static int s3c24xx_i2c_doxfer(struct s3c24xx_i2c *i2c, struct i2c_msg *msgs, int
unsigned long timeout;
int ret;
- if (!readl(i2c->regs + S3C2410_IICCON) & S3C2410_IICCON_IRQEN)
+ if (!(readl(i2c->regs + S3C2410_IICCON) & S3C2410_IICCON_IRQEN))
return -EIO;
ret = s3c24xx_i2c_set_master(i2c);
diff --git a/drivers/i2c/busses/i2c-sh_mobile.c b/drivers/i2c/busses/i2c-sh_mobile.c
index 640cbb23732..3384a717fec 100644
--- a/drivers/i2c/busses/i2c-sh_mobile.c
+++ b/drivers/i2c/busses/i2c-sh_mobile.c
@@ -318,7 +318,8 @@ static int sh_mobile_i2c_isr_rx(struct sh_mobile_i2c_data *pd)
} else
data = i2c_op(pd, OP_RX, 0);
- pd->msg->buf[real_pos] = data;
+ if (real_pos >= 0)
+ pd->msg->buf[real_pos] = data;
} while (0);
pd->pos++;
diff --git a/drivers/i2c/busses/scx200_i2c.c b/drivers/i2c/busses/scx200_i2c.c
index c3022a02344..e4c98539c51 100644
--- a/drivers/i2c/busses/scx200_i2c.c
+++ b/drivers/i2c/busses/scx200_i2c.c
@@ -81,6 +81,7 @@ static struct i2c_algo_bit_data scx200_i2c_data = {
static struct i2c_adapter scx200_i2c_ops = {
.owner = THIS_MODULE,
+ .class = I2C_CLASS_HWMON | I2C_CLASS_SPD,
.id = I2C_HW_B_SCX200,
.algo_data = &scx200_i2c_data,
.name = "NatSemi SCx200 I2C",
diff --git a/drivers/i2c/chips/isp1301_omap.c b/drivers/i2c/chips/isp1301_omap.c
index 28902ebd553..e0d56ef2bcb 100644
--- a/drivers/i2c/chips/isp1301_omap.c
+++ b/drivers/i2c/chips/isp1301_omap.c
@@ -25,6 +25,7 @@
#include <linux/slab.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
+#include <linux/gpio.h>
#include <linux/usb/ch9.h>
#include <linux/usb/gadget.h>
#include <linux/usb.h>
@@ -33,7 +34,10 @@
#include <linux/workqueue.h>
#include <asm/irq.h>
+#include <asm/mach-types.h>
+
#include <mach/usb.h>
+#include <mach/mux.h>
#ifndef DEBUG
@@ -88,14 +92,9 @@ struct isp1301 {
/*-------------------------------------------------------------------------*/
-#ifdef CONFIG_MACH_OMAP_H2
-
/* board-specific PM hooks */
-#include <asm/gpio.h>
-#include <mach/mux.h>
-#include <asm/mach-types.h>
-
+#if defined(CONFIG_MACH_OMAP_H2) || defined(CONFIG_MACH_OMAP_H3)
#if defined(CONFIG_TPS65010) || defined(CONFIG_TPS65010_MODULE)
@@ -135,6 +134,33 @@ static inline void notresponding(struct isp1301 *isp)
#endif
+#if defined(CONFIG_MACH_OMAP_H4)
+
+static void enable_vbus_draw(struct isp1301 *isp, unsigned mA)
+{
+ /* H4 controls this by DIP switch S2.4; no soft control.
+ * ON means the charger is always enabled. Leave it OFF
+ * unless the OTG port is used only in B-peripheral mode.
+ */
+}
+
+static void enable_vbus_source(struct isp1301 *isp)
+{
+ /* this board won't supply more than 8mA vbus power.
+ * some boards can switch a 100ma "unit load" (or more).
+ */
+}
+
+
+/* products will deliver OTG messages with LEDs, GUI, etc */
+static inline void notresponding(struct isp1301 *isp)
+{
+ printk(KERN_NOTICE "OTG device not responding.\n");
+}
+
+
+#endif
+
/*-------------------------------------------------------------------------*/
static struct i2c_driver isp1301_driver;
@@ -334,8 +360,7 @@ static int gadget_suspend(struct isp1301 *isp)
* NOTE: guaranteeing certain response times might mean we shouldn't
* share keventd's work queue; a realtime task might be safest.
*/
-void
-isp1301_defer_work(struct isp1301 *isp, int work)
+static void isp1301_defer_work(struct isp1301 *isp, int work)
{
int status;
@@ -512,7 +537,6 @@ static void update_otg1(struct isp1301 *isp, u8 int_src)
otg_ctrl &= ~OTG_XCEIV_INPUTS;
otg_ctrl &= ~(OTG_ID|OTG_ASESSVLD|OTG_VBUSVLD);
-
if (int_src & INTR_SESS_VLD)
otg_ctrl |= OTG_ASESSVLD;
else if (isp->otg.state == OTG_STATE_A_WAIT_VFALL) {
@@ -886,11 +910,11 @@ static int otg_probe(struct platform_device *dev)
static int otg_remove(struct platform_device *dev)
{
- otg_dev = 0;
+ otg_dev = NULL;
return 0;
}
-struct platform_driver omap_otg_driver = {
+static struct platform_driver omap_otg_driver = {
.probe = otg_probe,
.remove = otg_remove,
.driver = {
@@ -1212,6 +1236,8 @@ static void isp1301_release(struct device *dev)
isp = dev_get_drvdata(dev);
+ /* FIXME -- not with a "new style" driver, it doesn't!! */
+
/* ugly -- i2c hijacks our memory hook to wait_for_completion() */
if (isp->i2c_release)
isp->i2c_release(dev);
@@ -1233,7 +1259,7 @@ static int __exit isp1301_remove(struct i2c_client *i2c)
otg_unbind(isp);
#endif
if (machine_is_omap_h2())
- omap_free_gpio(2);
+ gpio_free(2);
isp->timer.data = 0;
set_bit(WORK_STOP, &isp->todo);
@@ -1241,7 +1267,7 @@ static int __exit isp1301_remove(struct i2c_client *i2c)
flush_scheduled_work();
put_device(&i2c->dev);
- the_transceiver = 0;
+ the_transceiver = NULL;
return 0;
}
@@ -1295,7 +1321,7 @@ isp1301_set_host(struct otg_transceiver *otg, struct usb_bus *host)
if (!host) {
omap_writew(0, OTG_IRQ_EN);
power_down(isp);
- isp->otg.host = 0;
+ isp->otg.host = NULL;
return 0;
}
@@ -1344,7 +1370,9 @@ static int
isp1301_set_peripheral(struct otg_transceiver *otg, struct usb_gadget *gadget)
{
struct isp1301 *isp = container_of(otg, struct isp1301, otg);
+#ifndef CONFIG_USB_OTG
u32 l;
+#endif
if (!otg || isp != the_transceiver)
return -ENODEV;
@@ -1354,7 +1382,7 @@ isp1301_set_peripheral(struct otg_transceiver *otg, struct usb_gadget *gadget)
if (!isp->otg.default_a)
enable_vbus_draw(isp, 0);
usb_gadget_vbus_disconnect(isp->otg.gadget);
- isp->otg.gadget = 0;
+ isp->otg.gadget = NULL;
power_down(isp);
return 0;
}
@@ -1379,7 +1407,7 @@ isp1301_set_peripheral(struct otg_transceiver *otg, struct usb_gadget *gadget)
power_up(isp);
isp->otg.state = OTG_STATE_B_IDLE;
- if (machine_is_omap_h2())
+ if (machine_is_omap_h2() || machine_is_omap_h3())
isp1301_set_bits(isp, ISP1301_MODE_CONTROL_1, MC1_DAT_SE0);
isp1301_set_bits(isp, ISP1301_INTERRUPT_RISING,
@@ -1499,7 +1527,8 @@ isp1301_start_hnp(struct otg_transceiver *dev)
/*-------------------------------------------------------------------------*/
-static int __init isp1301_probe(struct i2c_client *i2c)
+static int __init
+isp1301_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
{
int status;
struct isp1301 *isp;
@@ -1647,7 +1676,7 @@ module_init(isp_init);
static void __exit isp_exit(void)
{
if (the_transceiver)
- otg_set_transceiver(0);
+ otg_set_transceiver(NULL);
i2c_del_driver(&isp1301_driver);
}
module_exit(isp_exit);
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 5a485c22660..c6a63f46bc1 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -631,7 +631,7 @@ int i2c_del_adapter(struct i2c_adapter *adap)
/* detach any active clients. This must be done first, because
* it can fail; in which case we give up. */
- list_for_each_entry_safe(client, _n, &adap->clients, list) {
+ list_for_each_entry_safe_reverse(client, _n, &adap->clients, list) {
struct i2c_driver *driver;
driver = client->driver;
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-16 17:15:12 +0000