On Tue, 8 May 2012, Benjamin Herrenschmidt wrote:
> On Mon, 2012-05-07 at 08:57 -0700, Hugh Dickins wrote:
> > Hi Ben,
> >
> > 3.4.0-rc5-next-20120504 and 3.4.0-rc6-next-20120507
> > crash while booting the PowerMac G5: I have to revert
> > your commit e326b30fda9985a2e7fda6fb9212b86bf025c39
> > powerpc/pmac: Convert windfarm_smu_sat to new i2c probing
> > to get a working system.
>
> Argh, stoopid me ... and I thought I had tested it .... just
> on the wrong machine. Oh well try this and let me know:
>
> powerpc/windfarm: Fix crash on SMU based machine after i2c conversion
>
> We no longer get the device node in platform_data but instead
> where it belongs in struct device, so get it from there instead
> of blowing up.
>
> Signed-off-by: Benjamin Herrenschmidt <b...@kernel.crashing.org>
Yep, that fixes it for me: thanks a lot!
Hugh
> ---
>
> diff --git a/drivers/macintosh/windfarm_smu_sat.c
> b/drivers/macintosh/windfarm_smu_sat.c
> index e2989ce..426e810 100644
> --- a/drivers/macintosh/windfarm_smu_sat.c
> +++ b/drivers/macintosh/windfarm_smu_sat.c
> @@ -204,7 +204,7 @@ static struct wf_sensor_ops wf_sat_ops = {
> static int wf_sat_probe(struct i2c_client *client,
> const struct i2c_device_id *id)
> {
> - struct device_node *dev = client->dev.platform_data;
> + struct device_node *dev = client->dev.of_node;
> struct wf_sat *sat;
> struct wf_sat_sensor *sens;
> const u32 *reg;
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