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firmware: arm_scmi: Make .clear_channel optional
authorCristian Marussi <cristian.marussi@arm.com>
Tue, 3 Aug 2021 13:10:15 +0000 (14:10 +0100)
committerSudeep Holla <sudeep.holla@arm.com>
Thu, 5 Aug 2021 09:23:22 +0000 (10:23 +0100)
commite9b21c96181c36343597ce789e386d296f93a23b
treee53fc28bbab46f35147128486971166bef8f6ca9
parented7c04c1fea3b027c1b2efcf57b50c98ef05840b
firmware: arm_scmi: Make .clear_channel optional

Make transport operation .clear_channel optional since some transports
do not need it and so avoid to have them implement dummy callbacks.

Link: https://lore.kernel.org/r/20210803131024.40280-7-cristian.marussi@arm.com
Signed-off-by: Cristian Marussi <cristian.marussi@arm.com>
Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
drivers/firmware/arm_scmi/driver.c