From 7212b069a63e339e185b5d3840ecf43da84b36f9 Mon Sep 17 00:00:00 2001 From: Roman Li Date: Wed, 16 Aug 2017 19:06:49 -0400 Subject: [PATCH 0979/4131] drm/amd/display: increase polling interval for fbc status update 1.Fixing error message: "wait counter exceeded, changes to HW not applied" 2. Added "FBC status changed to 0/1" logs Signed-off-by: Roman Li Reviewed-by: Bhawanpreet Lakha Acked-by: Harry Wentland --- drivers/gpu/drm/amd/display/dc/dce110/dce110_compressor.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_compressor.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_compressor.c index 9759d8e..2e97e57 100644 --- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_compressor.c +++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_compressor.c @@ -115,7 +115,7 @@ static void wait_for_fbc_state_changed( FBC_STATUS, FBC_ENABLE_STATUS) == enabled) break; - udelay(10); + msleep(10); counter++; } @@ -124,7 +124,13 @@ static void wait_for_fbc_state_changed( cp110->base.ctx->logger, LOG_WARNING, "%s: wait counter exceeded, changes to HW not applied", __func__); + } else { + dm_logger_write( + cp110->base.ctx->logger, LOG_SYNC, + "FBC status changed to %d", enabled); } + + } void dce110_compressor_power_up_fbc(struct compressor *compressor) -- 2.7.4