Re: firmware loading interface

[Roland Dreier]

 > However our device will have flash to store the firmware in and, whilst
 > it looks as though it would be possible for us to use request_firmware
 > to provide occasional firmware upgrades from userspace, I can't find any
 > reference as to whether this is an accepted method for doing so. Could
 > someone please confirm for me whether or not it's a good idea to use
 > request_firmware for this, or perhaps point me at another standard
 > method for doing firmware updates from userspace?

I think request_firmware() is fine for this... you could have a look at
drivers/net/cxgb3 to see a device that writes new firmware to flash when
it detects a version mismatch between driver and device.

 - R.
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