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authorMika Westerberg <mika.westerberg@linux.intel.com>2017-09-14 13:59:10 +0300
committerMika Westerberg <mika.westerberg@linux.intel.com>2018-03-09 12:54:10 +0300
commitcb653eecde3dc37c67d3e7297ac5445d16f7be13 (patch)
treed5fea156a7155e47b7d81466b4a1372da991349f /drivers/thunderbolt/tb_msgs.h
parente4be8c9b6a512e274cb6bbac4ac869d73880a8b3 (diff)
thunderbolt: Handle rejected Thunderbolt devices
The ICM firmware rejects devices if the maximum topology limit is exceeded (more than 6 devices are connected). If that happens just log a message to the kernel message buffer and bail out. Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Diffstat (limited to 'drivers/thunderbolt/tb_msgs.h')
-rw-r--r--drivers/thunderbolt/tb_msgs.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/thunderbolt/tb_msgs.h b/drivers/thunderbolt/tb_msgs.h
index b0a092baa605..476bc04cac6c 100644
--- a/drivers/thunderbolt/tb_msgs.h
+++ b/drivers/thunderbolt/tb_msgs.h
@@ -176,6 +176,7 @@ struct icm_fr_event_device_connected {
#define ICM_LINK_INFO_DEPTH_SHIFT 4
#define ICM_LINK_INFO_DEPTH_MASK GENMASK(7, 4)
#define ICM_LINK_INFO_APPROVED BIT(8)
+#define ICM_LINK_INFO_REJECTED BIT(9)
struct icm_fr_pkg_approve_device {
struct icm_pkg_header hdr;