[PATCH/2.6.17-rc4 10/10] bugs fix for marvell SATA on powerp c pl atform

Zang Roy-r61911 tie-fei.zang at freescale.com
Fri May 19 14:12:08 EST 2006


> Jeff Garzik wrote:
> > Benjamin Herrenschmidt wrote:
> >> On Thu, 2006-05-18 at 12:03 +0800, Zang Roy-r61911 wrote:
> ..
> >>> @@ -1567,13 +1570,18 @@ static void mv5_read_preamp(struct mv_ho
> >>>  static void mv5_enable_leds(struct mv_host_priv *hpriv, 
> void __iomem
> >> *mmio)
> >>>  {
> >>>       u32 tmp;
> >>> -
> >>> +#ifndef CONFIG_PPC
> >>>       writel(0, mmio + MV_GPIO_PORT_CTL);
> >>> +#endif
> >>
> >> You'll have to do better here too... I don't wee why when 
> compiled on
> >> PPC, this driver should "magically" not clear those 
> bits... At the very
> >> least, you should test the machine type if you want to do something
> >> specific to your platform, but first, you'll have to 
> convince Jeff why
> >> this change has to be done in the first place and if there 
> is a better
> >> way to handle it.
> > 
> > Correct...  it does seem some bugs were found, but #ifdef 
> powerpc is 
> > certainly out of the question.  We want the driver to work without 
> > ifdefs on all platforms.
> 
> Yup.  I have a powerpc platform here with PCI-X, and a PCI-X 
> Marvell card
> to try in it.  So I'll pick up these changes and try to 
> integrate them a
> little more nicely in my internal updated driver, and then 
> pass it on to Jeff.
> 
> Cheers
> 

The reason why I use "ifdef" is that I do not want to affect other platform. I do not 
have other platform to verify. If you can verify my patch on your powerpc platform, 
please help to integrate it into your driver.



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