[PATCH] ARM: OMAP2+: hwmod data: Fix wrong lostcontext_mask for OMAP4 l4_abe
Tony Lindgren
tony at atomide.com
Tue Oct 16 13:59:10 EDT 2012
* Benoit Cousson <b-cousson at ti.com> [121016 01:56]:
> The following commit added the support for the lostcontext_mask
> along with the usage of the flag for l4_abe.
>
> commit ce80979aedfce937926a8dd40a1f92fd4bc2fd53
> Author: Tero Kristo <t-kristo at ti.com>
> Date: Sun Sep 23 17:28:19 2012 -0600
>
> ARM: OMAP4: hwmod data: add support for lostcontext_mask
>
> Unfortunately, the l4_abe does not contain this memory and thus
> cannot contain that flag.
>
> Remove the flag from the l4_abe hwmod.
>
> Change as well the mask for omap44xx_aess_hwmod to avoid missing
> the status in case LOSTMEM_AESSMEM is set. The AESS logic does
> not support retention and thus only the memory state is useful.
> It is even mandatory to avoid a crash in the case of the AESS
> resume.
>
> TBD: Ideally each hwmod should contain an extra entry for memory
> context attached to it. The AESS does contain only one, but some
> IP like the IVAHD does have three memories with dedicated status.
> The granularity is never used, but at least one global information
> for all the memory banks is useful.
>
> Signed-off-by: Benoit Cousson <b-cousson at ti.com>
> Cc: Tero Kristo <t-kristo at ti.com>
Thanks applying into omap-for-v3.7-rc1/fixes-part2.
Regards,
Tony
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