From 5e0c8ddf029e0a8533bfb04e4542b46356cbcade Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Thu, 20 Jan 2022 12:52:13 -0500 Subject: [PATCH] drm/amdgpu/display: adjust msleep limit in dp_wait_for_training_aux_rd_interval Some architectures (e.g., ARM) have relatively low udelay limits. On most architectures, anything longer than 2000us is not recommended. Change the check to align with other similar checks in DC. Reviewed-by: Harry Wentland Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index cb2f96690b4aa..5831eef78fb1d 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -202,7 +202,7 @@ void dp_wait_for_training_aux_rd_interval( uint32_t wait_in_micro_secs) { #if defined(CONFIG_DRM_AMD_DC_DCN) - if (wait_in_micro_secs > 16000) + if (wait_in_micro_secs > 1000) msleep(wait_in_micro_secs/1000); else udelay(wait_in_micro_secs); -- 2.30.2