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thunderbolt: Use bit 31 to check if Firmware CM is running in Tiger Lake
authorMika Westerberg <mika.westerberg@linux.intel.com>
Wed, 17 Jun 2020 16:04:09 +0000 (19:04 +0300)
committerMika Westerberg <mika.westerberg@linux.intel.com>
Thu, 3 Sep 2020 09:06:40 +0000 (12:06 +0300)
commit49f2a7f4cdaccb21ad964f6d8645ea3a0ec79293
treedc88bf75b3c5845d81eb17e130c1c9937a204c59tree | snapshot
parent59ed8dcad6c87ced975fe55364bd0c7698e2b261commit | diff
thunderbolt: Use bit 31 to check if Firmware CM is running in Tiger Lake

In Tiger Lake the Firmware CM is always enabled (so bit 0 is always set)
but it may be in "pass through" mode which means it requires Software CM
instead. This can be determined by checking bit 31 instead.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
drivers/thunderbolt/icm.c diff | blob | history
Domain: System / Kernel;