ACK: [SRU][F/G][linux-firmware 0/1] integrate TGL_SOF_FW_prod_signed_v0.6.2_release for tigerlake machines

Andrea Righi andrea.righi at
Wed Jul 15 08:27:14 UTC 2020

Acked-by: Andrea Righi <andrea.righi at>

On Wed, Jul 15, 2020 at 11:34:22AM +0800, Hui Wang wrote:
> BugLink:
> [Impact]
> There is no sof-firmware for tgl platforms in the focal and groovy,
> so the audio driver can't work on the tgl machines.
> [Fix]
> Intel released a firmware for tgl platforms, it is signed by
> production key.
> [Test Case]
> Install the TGL_SOF_FW_prod_signed_v0.6.2_release to
> /lib/firmware/intel/sof, boot the dell tgl machines, the sof driver
> loads the sof-firmware successfully, and the audio driver works well
> too.
> [Regression Risk]
> Low, this SRU adds new firmware, this firmware is only used by
> intel tgl machines, and Intel told us this firmware is signed by
> production key and is ok to release to ubuntu archive.

Considering that we're adding a new firmware (without changing anything
else) this should be safe; moreover it has also been tested with
positive result, therefore:

Acked-by: Andrea Righi <andrea.righi at>

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