drm/amd/pp: Send khz clock values to DC for smu7/8

drm/amd/pp: Send khz clock values to DC for smu7/8

[ Upstream commit c3cb424a086921f6bb0449b10d998352a756d6d5 ]

The previous change wasn't covering smu 7 and 8 and therefore DC was
seeing wrong clock values.

This fixes an issue where the pipes seem to hang with a 4k DP and 1080p
HDMI display.

Fixes: c3df50abc84b ("drm/amd/pp: Convert clock unit to KHz as defined")
Signed-off-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Cc:rex.zhu@amd.com
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>