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thunderbolt: Fix a backport error for display flickering issue

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A mistake was made when backporting commit 583893a66d ("thunderbolt: Fix
Thunderbolt 3 display flickering issue on 2nd hot plug onwards") in missing
the `if` block.  Add it back in.

Reported-by: Joakim.Tjernlund@infinera.com
Closes: https://lore.kernel.org/stable/28b5d0accce90bedf2f75d65290c5a1302225f0f.camel@infinera.com/
Fixes: 06614ca4f1 ("thunderbolt: Fix Thunderbolt 3 display flickering issue on 2nd hot plug onwards")
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mario Limonciello 2023-08-31 06:34:21 -05:00 committed by Greg Kroah-Hartman
parent bb899e081c
commit 9a3ac3bf4d
1 changed files with 1 additions and 0 deletions
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1
drivers/thunderbolt/tmu.c
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@ -416,6 +416,7 @@ int tb_switch_tmu_disable(struct tb_switch *sw)
* mode.
*/
ret = tb_switch_tmu_rate_write(sw, TB_SWITCH_TMU_RATE_OFF);
if (ret)
return ret;
tb_port_tmu_time_sync_disable(up);