Re: [PATCH] rtl_bt: Update RTL8852C BT USB firmware to 0x040D_7225

[Juerg Haefliger <juerg.haefliger@canonical.com>]

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Josh, Realtek,

Any comments?

Thanks
...Juerg


> Josh,
> 
> 
> > Applied and pushed out.
> > 
> > josh
> > 
> > On Wed, Jun 7, 2023 at 4:28 AM <hildawu@realtek.com> wrote:  
> > >
> > > From: Hilda Wu <hildawu@realtek.com>
> > >
> > > This firmware patch update for Realtek RTL8852C BT USB controller
> > >
> > > Note: This firmware patch needs to be used with driver
> > > "btrtl: Firmware format v2 support". Please update the
> > > driver with this commit: 9a24ce5e29b15c4c6b0c89c04f9df6ce14addefa  
> 
> Do I understand this correctly that kernels that don't have this patch (any
> kernel < 6.4) can no longer load this v2 BT firmware because it's not
> compatible with old drivers? That's a regression, no? The incompatible new
> firmware should be named differently so that we don't break old kernels.
> 
> The v2 driver [1] seems to support both the old and new firmware binary so IMO
> should try to load the new firmware first and fall back to the old one if not
> found.
> 
> Unless I'm misreading this.
> 
> ...Juerg
> 
> [1]
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9a24ce5e29b15c4c6b0c89c04f9df6ce14addefa
> 
> 
> 
> > > Release Version: 0x040D_7225
> > >
> > > Signed-off-by: Hilda Wu <hildawu@realtek.com>
> > > ---
> > >  rtl_bt/rtl8852cu_fw.bin | Bin 113336 -> 112953 bytes
> > >  1 file changed, 0 insertions(+), 0 deletions(-)  


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