drm/mst: Separate sideband packet header parsing from message building

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In preparation of per-branch device down message handling, separate
header parsing from message building. This will allow us to peek at
figure out which branch device the message is from before starting to
parse the message contents.

Reviewed-by: Lyude Paul <lyude@redhat.com>
Reviewed-by: Wayne Lin <waynelin@amd.com>
[seanpaul s/drm_dp_sideband_msg_build/drm_dp_sideband_msg_set_header/]
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200213211523.156998-2-sean@poorly.run

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Sean Paul 2020-02-13 16:15:18 -05:00

parent 1a8bf67df6

commit 21a729d007

1 changed files with 57 additions and 45 deletions

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drivers/gpu/drm/drm_dp_mst_topology.c

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