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authorPaul Hsieh2019-12-27 11:35:33 +0800
committerAlex Deucher2020-01-16 14:16:54 -0500
commitffdaeb1f45ee4414e7ecc2b841bea18bec35d1c0 (patch)
tree93fdd859232417f8bfdc9abf6904ba2c824ae82e /lib/locking-selftest-spin-hardirq.h
parent34ad0230062c39cdcba564d16d122c0fb467a7d6 (diff)
drm/amd/display: reallocate MST payload when link loss
[Why] Try to allocate MST payload but receive HPD short pulse with link loss casue driver allocate payload twice. It cause monitor can't light up successfully. [How] When driver receive HPD short pulse with link loss, we need to deallocate payload then allocate payload. Then we will not allocate payload twice with same sink. Signed-off-by: Paul Hsieh <paul.hsieh@amd.com> Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> Acked-by: Harry Wentland <harry.wentland@amd.com> Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'lib/locking-selftest-spin-hardirq.h')
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