aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/i2c/busses/i2c-pnx.c
diff options
context:
space:
mode:
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 @@
19#include <linux/completion.h> 19#include <linux/completion.h>
20#include <linux/platform_device.h> 20#include <linux/platform_device.h>
21#include <linux/i2c-pnx.h> 21#include <linux/i2c-pnx.h>
22#include <linux/io.h>
22#include <mach/hardware.h> 23#include <mach/hardware.h>
24#include <mach/i2c.h>
23#include <asm/irq.h> 25#include <asm/irq.h>
24#include <asm/uaccess.h> 26#include <asm/uaccess.h>
25 27
@@ -54,6 +56,9 @@ static inline void i2c_pnx_arm_timer(struct i2c_adapter *adap)
54 struct timer_list *timer = &data->mif.timer; 56 struct timer_list *timer = &data->mif.timer;
55 int expires = I2C_PNX_TIMEOUT / (1000 / HZ); 57 int expires = I2C_PNX_TIMEOUT / (1000 / HZ);
56 58
59 if (expires <= 1)
60 expires = 2;
61
57 del_timer_sync(timer); 62 del_timer_sync(timer);
58 63
59 dev_dbg(&adap->dev, "Timer armed at %lu plus %u jiffies.\n", 64 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)
645 return 0; 650 return 0;
646 651
647out_irq: 652out_irq:
648 free_irq(alg_data->irq, alg_data); 653 free_irq(alg_data->irq, i2c_pnx->adapter);
649out_clock: 654out_clock:
650 i2c_pnx->set_clock_stop(pdev); 655 i2c_pnx->set_clock_stop(pdev);
651out_unmap: 656out_unmap:
@@ -664,7 +669,7 @@ static int __devexit i2c_pnx_remove(struct platform_device *pdev)
664 struct i2c_adapter *adap = i2c_pnx->adapter; 669 struct i2c_adapter *adap = i2c_pnx->adapter;
665 struct i2c_pnx_algo_data *alg_data = adap->algo_data; 670 struct i2c_pnx_algo_data *alg_data = adap->algo_data;
666 671
667 free_irq(alg_data->irq, alg_data); 672 free_irq(alg_data->irq, i2c_pnx->adapter);
668 i2c_del_adapter(adap); 673 i2c_del_adapter(adap);
669 i2c_pnx->set_clock_stop(pdev); 674 i2c_pnx->set_clock_stop(pdev);
670 iounmap((void *)alg_data->ioaddr); 675 iounmap((void *)alg_data->ioaddr);