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SubjectRe: ROM Patching (was: [PATCH] bluetooth: remove wrong dependency for BT_ATH3K)
On Tue, Jul 30, 2013 at 11:46 PM, Johannes Berg
<johannes@sipsolutions.net> wrote:
> On Tue, 2013-07-30 at 15:48 -0700, Luis R. Rodriguez wrote:
>
>> Neat. Perhaps we need something that we can share with 802.11 or other
>> hardare I highly doubt we're the only ones patching ROM. Don't we even
>> patch up core CPUs? I'm wondering if firmware_class could be expanded to
>> support serialized ROM patching. The biggest hurdle I see with splititng
>> ROM patching from a single firmware is serializing that, addressing
>> revision dependencies and of course kernel dependencies.
>
> I don't really see what you're trying to get it so I arbitrarily picked
> this ...
>
> I think "ROM patching" like in BT and 802.11 are two completely
> different things. In BT at least you have a common transport to the
> device, a more-or-less common command set (HCI) etc.

Sure.

> None of that exists
> for wireless (today) so trying to find common ground between firmware
> (patches) for different 802.11 hardware seems completely futile?

So long as we can gaurantee mobile drivers get fw updated as much as
is really needed in the industry great.

Luis


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