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path: root/drivers/i2c/busses/i2c-pnx.c
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Diffstat (limited to 'drivers/i2c/busses/i2c-pnx.c')
-rw-r--r--drivers/i2c/busses/i2c-pnx.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/i2c/busses/i2c-pnx.c b/drivers/i2c/busses/i2c-pnx.c
index 6ff6c20f1e78..fbab6846ae64 100644
--- a/drivers/i2c/busses/i2c-pnx.c
+++ b/drivers/i2c/busses/i2c-pnx.c
@@ -19,7 +19,9 @@
#include <linux/completion.h>
#include <linux/platform_device.h>
#include <linux/i2c-pnx.h>
+#include <linux/io.h>
#include <mach/hardware.h>
+#include <mach/i2c.h>
#include <asm/irq.h>
#include <asm/uaccess.h>
@@ -54,6 +56,9 @@ static inline void i2c_pnx_arm_timer(struct i2c_adapter *adap)
struct timer_list *timer = &data->mif.timer;
int expires = I2C_PNX_TIMEOUT / (1000 / HZ);
+ if (expires <= 1)
+ expires = 2;
+
del_timer_sync(timer);
dev_dbg(&adap->dev, "Timer armed at %lu plus %u jiffies.\n",
@@ -645,7 +650,7 @@ static int __devinit i2c_pnx_probe(struct platform_device *pdev)
return 0;
out_irq:
- free_irq(alg_data->irq, alg_data);
+ free_irq(alg_data->irq, i2c_pnx->adapter);
out_clock:
i2c_pnx->set_clock_stop(pdev);
out_unmap:
@@ -664,7 +669,7 @@ static int __devexit i2c_pnx_remove(struct platform_device *pdev)
struct i2c_adapter *adap = i2c_pnx->adapter;
struct i2c_pnx_algo_data *alg_data = adap->algo_data;
- free_irq(alg_data->irq, alg_data);
+ free_irq(alg_data->irq, i2c_pnx->adapter);
i2c_del_adapter(adap);
i2c_pnx->set_clock_stop(pdev);
iounmap((void *)alg_data->ioaddr);