Messages in this thread | | | Date | Tue, 19 Jun 2018 15:56:18 +0300 | From | Jarkko Sakkinen <> | Subject | Re: [PATCH 02/11] tpm/tpm_i2c_infineon: switch to i2c_lock_segment |
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On Fri, Jun 15, 2018 at 12:14:57PM +0200, Peter Rosin wrote: > Locking the root adapter for __i2c_transfer will deadlock if the > device sits behind a mux-locked I2C mux. Switch to the finer-grained > i2c_lock_segment. If the device does not sit behind a mux-locked mux, > the two locking variants are equivalent. > > Signed-off-by: Peter Rosin <peda@axentia.se>
Can you quickly explain (or give a reference) the difference with these functions? Not an expert in this area. Thanks.
/Jarkko
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