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Re: [PATCH] wifi: iwlwifi: bump FW API to 78 for AX devices

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On Thu, 2023-06-01 at 10:40 -0700, Guenter Roeck wrote:
> On 6/1/23 09:00, Greenman, Gregory wrote:
> > Hi,
> > 
> > On Thu, 2023-06-01 at 07:33 -0700, Guenter Roeck wrote:
> > > Hi,
> > > 
> > > On Mon, Apr 17, 2023 at 11:41:34AM +0300, Gregory Greenman wrote:
> > > > Start supporting API version 78 for AX devices.
> > > > 
> > > 
> > > This patch sets the ucode version for a large number of devices
> > > to 78, but ucode version 78 is not available for many of those
> > > in linux-firmware. It seems that .78 was skipped for some devices
> > > in linux-firmware, and the last version for several others is .77.
> > > 
> > > This causes problems when trying to validate if the firmware
> > > listed in MODULE_FIRMWARE actually exists.
> > > 
> > > Is the missing firmware going to be available at some point,
> > > is there a plan to fix the code to only list actually available
> > > firmware, or is it a wrong assumption to expect that the
> > > firmware listed in the kernel actually exists ?
> > > 
> > > Thanks,
> > > Guenter
> > > 
> > > > Signed-off-by: Gregory Greenman <gregory.greenman@xxxxxxxxx>
> > > > Link: https://lore.kernel.org/r/20230417113648.5a4dcbf5a2c1.I125808566fe892ee0865e392bf1b1872daafe8ad@changeid
> > > > Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
> > > > ---
> > > >   drivers/net/wireless/intel/iwlwifi/cfg/22000.c | 2 +-
> > > >   1 file changed, 1 insertion(+), 1 deletion(-)
> > > > 
> > > > diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
> > > > index b98f0ff02362..532d14f61253 100644
> > > > --- a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
> > > > +++ b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
> > > > @@ -10,7 +10,7 @@
> > > >   #include "fw/api/txq.h"
> > > >   
> > > >   /* Highest firmware API version supported */
> > > > -#define IWL_22000_UCODE_API_MAX        77
> > > > +#define IWL_22000_UCODE_API_MAX        78
> > > >   
> > > >   /* Lowest firmware API version supported */
> > > >   #define IWL_22000_UCODE_API_MIN        39
> > > > -- 
> > > > 2.39.2
> > 
> > Yes, I'll send it just in couple of days.
> > 
> Thanks!
> 
> Guenter
Sorry, I misunderstood what you said.
The firmwares which remain with version -77 are EOL, and this is the final
version for them. The commit in [1] handles it by freezing maximum firmare
version for the relevant devices. 

[1] https://patchwork.kernel.org/project/linux-wireless/patch/20230508082433.1349733-2-gregory.greenman@xxxxxxxxx/




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