Re: [PATCH v2] OMAP2+: fix incorrect computation of autoidle_mask

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Hello Tarun,

On Tue, 4 Jan 2011, Tarun Kanti DebBarma wrote:

> Autoidle is a single bit, TIOCP_CFG[0], setting on OMAP1/2/3/4 platforms.
> In _set_module_autoidle() I am seeing 0x3 value where the mask is computed.
> This should be 0x1.
> 
> v2:
> (1) Modified the subject.
> (2) Modified the description with further specific information.
> 
> Baseline:
> git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
> 
> Tested Info:
> Boot tested on OMAP 1/2/3/4.
> 
> Signed-off-by: Tarun Kanti DebBarma <tarun.kanti@xxxxxx>
> Acked-by: Rajendra Nayak <rnayak@xxxxxx>
> Acked-by: Benoit Cousson <b-cousson@xxxxxx>

Thanks, nice catch.  Queued for 2.6.39.


- Paul

> ---
>  arch/arm/mach-omap2/omap_hwmod.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
> index 5a30658..da49b56 100644
> --- a/arch/arm/mach-omap2/omap_hwmod.c
> +++ b/arch/arm/mach-omap2/omap_hwmod.c
> @@ -373,7 +373,7 @@ static int _set_module_autoidle(struct omap_hwmod *oh, u8 autoidle,
>  	}
>  
>  	autoidle_shift = oh->class->sysc->sysc_fields->autoidle_shift;
> -	autoidle_mask = (0x3 << autoidle_shift);
> +	autoidle_mask = (0x1 << autoidle_shift);
>  
>  	*v &= ~autoidle_mask;
>  	*v |= autoidle << autoidle_shift;
> -- 
> 1.6.0.4
> 
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