Srinivas Kandagatla 9b9ed61d5a soundwire: qcom: Check device status before reading devid
commit aa1262ca66957183ea1fb32a067e145b995f3744 upstream.

As per hardware datasheet its recommended that we check the device
status before reading devid assigned by auto-enumeration.

Without this patch we see SoundWire devices with invalid enumeration
addresses on the bus.

Cc: stable@vger.kernel.org
Fixes: a6e6581942ca ("soundwire: qcom: add auto enumeration support")
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20220706095644.5852-1-srinivas.kandagatla@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2022-08-17 15:13:54 +02:00
2022-08-17 15:13:53 +02:00
2022-07-29 21:02:35 -07:00
2022-07-27 09:43:07 -07:00

Linux kernel
============

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