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linux-stable-mirror/drivers
Srinivas KandagatlaandSasha Levin b700b523dd slimbus: messaging: start transaction ids from 1 instead of zero
[ Upstream commit 9659281ce7 ]

As tid is unsigned its hard to figure out if the tid is valid or
invalid. So Start the transaction ids from 1 instead of zero
so that we could differentiate between a valid tid and invalid tids

This is useful in cases where controller would add a tid for controller
specific transfers.

Fixes: d3062a2109 ("slimbus: messaging: add slim_alloc/free_txn_tid()")
Cc: <stable@vger.kernel.org>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20210809082428.11236-2-srinivas.kandagatla@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-08-26 08:35:54 -04:00
..
2021-07-20 16:05:42 +02:00
2021-08-26 08:35:46 -04:00
2021-08-26 08:35:41 -04:00