From: Alvin Lee Alvin.Lee2@amd.com
commit 9799702360d51a714e888fef4ab5fb9123dfb41f upstream.
Watermark calculation was incorrect due to missing brackets.
Fixes: 85f4bc0c333c ("drm/amd/display: Add SubVP required code") Tested-by: Daniel Wheeler daniel.wheeler@amd.com Reviewed-by: Rodrigo Siqueira Rodrigo.Siqueira@amd.com Acked-by: Qingqing Zhuo qingqing.zhuo@amd.com Signed-off-by: Alvin Lee Alvin.Lee2@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Cc: stable@vger.kernel.org # 6.0 Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c +++ b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c @@ -719,7 +719,7 @@ void dc_dmub_setup_subvp_dmub_command(st // Store the original watermark value for this SubVP config so we can lower it when the // MCLK switch starts wm_val_refclk = context->bw_ctx.bw.dcn.watermarks.a.cstate_pstate.pstate_change_ns * - dc->res_pool->ref_clocks.dchub_ref_clock_inKhz / 1000 / 1000; + (dc->res_pool->ref_clocks.dchub_ref_clock_inKhz / 1000) / 1000;
cmd.fw_assisted_mclk_switch_v2.config_data.watermark_a_cache = wm_val_refclk < 0xFFFF ? wm_val_refclk : 0xFFFF; }