Messages in this thread Patch in this message | | | From | Mika Westerberg <> | Subject | [PATCH 05/12] thunderbolt: Return -ENOTCONN when ERR_CONN is received | Date | Thu, 19 Nov 2020 18:55:16 +0300 |
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This allows the calling code to distinguish if the error was due to ERR_CONN (adapter is disconneced or disabled) or something else. Will be needed in USB4 router NVM update in the following patch.
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com> --- drivers/thunderbolt/ctl.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/thunderbolt/ctl.c b/drivers/thunderbolt/ctl.c index 1d86e27a0ef3..bac08b820015 100644 --- a/drivers/thunderbolt/ctl.c +++ b/drivers/thunderbolt/ctl.c @@ -962,6 +962,9 @@ static int tb_cfg_get_error(struct tb_ctl *ctl, enum tb_cfg_space space, if (res->tb_error == TB_CFG_ERROR_LOCK) return -EACCES; + else if (res->tb_error == TB_CFG_ERROR_PORT_NOT_CONNECTED) + return -ENOTCONN; + return -EIO; } -- 2.29.2
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