diff options
Diffstat (limited to 'drivers/i2c/busses/i2c-pnx.c')
| -rw-r--r-- | drivers/i2c/busses/i2c-pnx.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/i2c/busses/i2c-pnx.c b/drivers/i2c/busses/i2c-pnx.c index ec15cff556b..fbab6846ae6 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", @@ -586,7 +591,8 @@ static int __devinit i2c_pnx_probe(struct platform_device *pdev) alg_data->mif.timer.data = (unsigned long)i2c_pnx->adapter; /* Register I/O resource */ - if (!request_region(alg_data->base, I2C_PNX_REGION_SIZE, pdev->name)) { + if (!request_mem_region(alg_data->base, I2C_PNX_REGION_SIZE, + pdev->name)) { dev_err(&pdev->dev, "I/O region 0x%08x for I2C already in use.\n", alg_data->base); @@ -644,13 +650,13 @@ 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: iounmap((void *)alg_data->ioaddr); out_release: - release_region(alg_data->base, I2C_PNX_REGION_SIZE); + release_mem_region(alg_data->base, I2C_PNX_REGION_SIZE); out_drvdata: platform_set_drvdata(pdev, NULL); out: @@ -663,11 +669,11 @@ 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); - release_region(alg_data->base, I2C_PNX_REGION_SIZE); + release_mem_region(alg_data->base, I2C_PNX_REGION_SIZE); platform_set_drvdata(pdev, NULL); return 0; |