[PATCH 23/26] drm/amd/display: Log which clocks are unsupported

Harry Wentland harry.wentland at amd.com
Thu Dec 21 22:08:19 UTC 2017


It would be useful to know which clocks are unsupported when logging an
error message about unsupported clocks.

Signed-off-by: Harry Wentland <harry.wentland at amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng at amd.com>
Acked-by: Harry Wentland <harry.wentland at amd.com>
---
 drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c b/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c
index 54bcfaed8020..046658c8498a 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_clocks.c
@@ -293,7 +293,10 @@ static enum dm_pp_clocks_state dce_get_required_clocks_state(
 	low_req_clk = i + 1;
 	if (low_req_clk > clk->max_clks_state) {
 		dm_logger_write(clk->ctx->logger, LOG_WARNING,
-				"%s: clocks unsupported", __func__);
+				"%s: clocks unsupported disp_clk %d pix_clk %d",
+				__func__,
+				req_clocks->display_clk_khz,
+				req_clocks->pixel_clk_khz);
 		low_req_clk = DM_PP_CLOCKS_STATE_INVALID;
 	}
 
-- 
2.14.1



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