On Mon, Jun 07, 2010 at 09:26:40AM +0200, [email protected] wrote:
> Hello,
>
> i try to get running the tps6507x-ts touchscreen driver on the Kevin Hilman
> Davinci kernel tree
> (git.kernel.org/pub/scm/linux/kernel/git/khilman/linux-davinci.git).
>
> I enabled the following parts in the kernelconfig:
>
> Device Drivers - Multifunction Device Drivers - TPS6507x Power Management /
> Touch Screen chips
> Device Drivers - Input device support - Event Interface
> Device Drivers - Input device support - Touchscreens - TPS6507x based
> touchscreens
>
>
> That gives a compile error : "can`t find" kzalloc and kfree!
>
> After applying following patch the driver compiles.
This is already applied upstream.
Cheers,
Samuel.
> diff --git a/drivers/mfd/tps6507x.c b/drivers/mfd/tps6507x.c
> index dcddef0..dbaab1a 100644
> --- a/drivers/mfd/tps6507x.c
> +++ b/drivers/mfd/tps6507x.c
> @@ -20,6 +20,7 @@
> #include <linux/i2c.h>
> #include <linux/mfd/core.h>
> #include <linux/mfd/tps6507x.h>
> +#include <linux/slab.h>
>
> static struct mfd_cell tps6507x_devs[] = {
> {
>
>
> On runtime the kernel gives the following error:
>
> tps6507x-ts: probe of tps6507x-ts failed with error -121
>
> Any idea whats to do now?
> Thank you very much,
>
> regards
>
> Bastian.
>
> P.S.
> Hardware:
> OMAP-L138 Evm-Board with ui-board
--
Intel Open Source Technology Centre
http://oss.intel.com/
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