>>>>> "Jean" == Jean Delvare <[email protected]> writes:
Hi,
Jean> I don't like the idea much either, nor the implementation.
Jean> Firstly, I don't understand why this would be needed. I can understand
Jean> that in some cases you don't know the I2C bus number in advance, but
Jean> then some code must still instantiate the I2C bus, and the same code
Jean> should be able to call i2c_new_device() directly to instantiate the
Jean> devices on that bus. Richard, did you try to just do this? If it
Jean> doesn't work, please explain why.
Indeed. Isn't it just a matter of using i2c_add_numbered_adapter -
E.G.:
--- linux-2.6/drivers/i2c/busses/i2c-ocores.c 2008-11-26 11:16:27.000000000
+0100
+++ linux-2.6-new/drivers/i2c/busses/i2c-ocores.c 2008-12-13
19:59:12.000000000 +0100
@@ -261,11 +261,12 @@
/* hook up driver to tree */
platform_set_drvdata(pdev, i2c);
i2c->adap = ocores_adapter;
+ i2c->adap.nr = pdev->id;
i2c_set_adapdata(&i2c->adap, i2c);
i2c->adap.dev.parent = &pdev->dev;
/* add i2c adapter to i2c tree */
- ret = i2c_add_adapter(&i2c->adap);
+ ret = i2c_add_numbered_adapter(&i2c->adap);
if (ret) {
dev_err(&pdev->dev, "Failed to add adapter\n");
goto add_adapter_failed;
Or am I misunderstanding the issue?
--
Bye, Peter Korsgaard
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