drm/amd/display: Fix call to pass bpp in 16ths of a bit

[Why & How?]
Call to dc_dsc_compute_bandwidth_range should have min and max bpp
in 16ths of a bit.  Multiply min and max bpp from policy.

Signed-off-by: Dillon Varone <dillon.varone@amd.com>
Reviewed-by: Eryk Brol <Eryk.Brol@amd.com>
Acked-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c

@@ -750,8 +750,8 @@ static bool compute_mst_dsc_configs_for_link(struct drm_atomic_state *state,
 		if (!dc_dsc_compute_bandwidth_range(
 				stream->sink->ctx->dc->res_pool->dscs[0],
 				stream->sink->ctx->dc->debug.dsc_min_slice_height_override,
-				dsc_policy.min_target_bpp,
-				dsc_policy.max_target_bpp,
+				dsc_policy.min_target_bpp * 16,
+				dsc_policy.max_target_bpp * 16,
 				&stream->sink->dsc_caps.dsc_dec_caps,
 				&stream->timing, &params[count].bw_range))
 			params[count].bw_range.stream_kbps = dc_bandwidth_in_kbps_from_timing(&stream->timing);