Merge master.kernel.org:/pub/scm/linux/kernel/git/davej/agpgart

[linux-2.6-omap-h63xx.git] / drivers / i2c / busses / i2c-mv64xxx.c

diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c
index 22781d84f79f256d0be11c412be15c1b6f2dc22d..490173611d6b615013b2d87a7984af9aec7b04d2 100644 (file)
--- a/drivers/i2c/busses/i2c-mv64xxx.c
+++ b/drivers/i2c/busses/i2c-mv64xxx.c
@@ -278,7 +278,7 @@ mv64xxx_i2c_do_action(struct mv64xxx_i2c_data *drv_data)
 }
 
 static int
-mv64xxx_i2c_intr(int irq, void *dev_id, struct pt_regs *regs)
+mv64xxx_i2c_intr(int irq, void *dev_id)
 {
        struct mv64xxx_i2c_data *drv_data = dev_id;
        unsigned long   flags;
@@ -431,7 +431,7 @@ mv64xxx_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num)
        return num;
 }
 
-static struct i2c_algorithm mv64xxx_i2c_algo = {
+static const struct i2c_algorithm mv64xxx_i2c_algo = {
        .master_xfer = mv64xxx_i2c_xfer,
        .functionality = mv64xxx_i2c_functionality,
 };
@@ -516,6 +516,10 @@ mv64xxx_i2c_probe(struct platform_device *pd)
        drv_data->freq_m = pdata->freq_m;
        drv_data->freq_n = pdata->freq_n;
        drv_data->irq = platform_get_irq(pd, 0);
+       if (drv_data->irq < 0) {
+               rc = -ENXIO;
+               goto exit_unmap_regs;
+       }
        drv_data->adapter.id = I2C_HW_MV64XXX;
        drv_data->adapter.algo = &mv64xxx_i2c_algo;
        drv_data->adapter.owner = THIS_MODULE;
@@ -525,6 +529,8 @@ mv64xxx_i2c_probe(struct platform_device *pd)
        platform_set_drvdata(pd, drv_data);
        i2c_set_adapdata(&drv_data->adapter, drv_data);
 
+       mv64xxx_i2c_hw_init(drv_data);
+
        if (request_irq(drv_data->irq, mv64xxx_i2c_intr, 0,
                        MV64XXX_I2C_CTLR_NAME, drv_data)) {
                dev_err(&drv_data->adapter.dev,
@@ -538,8 +544,6 @@ mv64xxx_i2c_probe(struct platform_device *pd)
                goto exit_free_irq;
        }
 
-       mv64xxx_i2c_hw_init(drv_data);
-
        return 0;
 
        exit_free_irq: