interconnect: Do not skip aggregation for disabled paths
authorGeorgi Djakov <georgi.djakov@linaro.org>
Thu, 23 Jul 2020 08:37:34 +0000 (11:37 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 23 Jul 2020 08:45:24 +0000 (10:45 +0200)
commit91b44981a2316e7b00574d32dec4fae356444dcf
tree05edccd200f5455399671e9ef7bcc256afe91431
parentb34e7e298d7a5ed76b3aa327c240c29f1ef6dd22
interconnect: Do not skip aggregation for disabled paths

When an interconnect path is being disabled, currently we don't aggregate
the requests for it afterwards. But the re-aggregation step shouldn't be
skipped, as it may leave the nodes with outdated bandwidth data. This
outdated data may actually keep the path still enabled and prevent the
device from going into lower power states.

Reported-by: Atul Dhudase <adhudase@codeaurora.org>
Fixes: 7d374b209083 ("interconnect: Add helpers for enabling/disabling a path")
Reviewed-by: Sibi Sankar <sibis@codeaurora.org>
Tested-by: Atul Dhudase <adhudase@codeaurora.org>
Reviewed-by: Atul Dhudase <adhudase@codeaurora.org>
Link: https://lore.kernel.org/r/20200721120740.3436-1-georgi.djakov@linaro.org
Signed-off-by: Georgi Djakov <georgi.djakov@linaro.org>
Link: https://lore.kernel.org/r/20200723083735.5616-2-georgi.djakov@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/interconnect/core.c