From 37c8f6e6a8d827673fc03e9ae30dfcff912f67ea Mon Sep 17 00:00:00 2001 From: David Francis Date: Wed, 24 Oct 2018 10:08:02 -0400 Subject: [PATCH] drm/amd/display: Clean up dp_blank functions [Why] Unused variable "refresh" and incorrect comment formatting [How] Remove variable, reindent comments Signed-off-by: David Francis Reviewed-by: Tony Cheng Acked-by: Bhawanpreet Lakha Signed-off-by: Alex Deucher --- .../drm/amd/display/dc/dce/dce_stream_encoder.c | 23 ++++++++++------------ .../amd/display/dc/dcn10/dcn10_stream_encoder.c | 3 --- 2 files changed, 10 insertions(+), 16 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c index c47c818..cce0d18 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_stream_encoder.c @@ -908,7 +908,6 @@ static void dce110_stream_encoder_dp_blank( struct stream_encoder *enc) { struct dce110_stream_encoder *enc110 = DCE110STRENC_FROM_STRENC(enc); - uint32_t retries = 0; uint32_t reg1 = 0; uint32_t max_retries = DP_BLANK_MAX_RETRY * 10; @@ -926,30 +925,28 @@ static void dce110_stream_encoder_dp_blank( * (2 = start of the next vertical blank) */ REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_DIS_DEFER, 2); /* Larger delay to wait until VBLANK - use max retry of - * 10us*3000=30ms. This covers 16.6ms of typical 60 Hz mode + - * a little more because we may not trust delay accuracy. - */ + * 10us*3000=30ms. This covers 16.6ms of typical 60 Hz mode + + * a little more because we may not trust delay accuracy. + */ max_retries = DP_BLANK_MAX_RETRY * 150; /* disable DP stream */ REG_UPDATE(DP_VID_STREAM_CNTL, DP_VID_STREAM_ENABLE, 0); /* the encoder stops sending the video stream - * at the start of the vertical blanking. - * Poll for DP_VID_STREAM_STATUS == 0 - */ + * at the start of the vertical blanking. + * Poll for DP_VID_STREAM_STATUS == 0 + */ REG_WAIT(DP_VID_STREAM_CNTL, DP_VID_STREAM_STATUS, 0, 10, max_retries); - ASSERT(retries <= max_retries); - /* Tell the DP encoder to ignore timing from CRTC, must be done after - * the polling. If we set DP_STEER_FIFO_RESET before DP stream blank is - * complete, stream status will be stuck in video stream enabled state, - * i.e. DP_VID_STREAM_STATUS stuck at 1. - */ + * the polling. If we set DP_STEER_FIFO_RESET before DP stream blank is + * complete, stream status will be stuck in video stream enabled state, + * i.e. DP_VID_STREAM_STATUS stuck at 1. + */ REG_UPDATE(DP_STEER_FIFO, DP_STEER_FIFO_RESET, true); } diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c index 6f9078f..b8b5525 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_stream_encoder.c @@ -766,7 +766,6 @@ void enc1_stream_encoder_dp_blank( struct stream_encoder *enc) { struct dcn10_stream_encoder *enc1 = DCN10STRENC_FROM_STRENC(enc); - uint32_t retries = 0; uint32_t reg1 = 0; uint32_t max_retries = DP_BLANK_MAX_RETRY * 10; @@ -803,8 +802,6 @@ void enc1_stream_encoder_dp_blank( 0, 10, max_retries); - ASSERT(retries <= max_retries); - /* Tell the DP encoder to ignore timing from CRTC, must be done after * the polling. If we set DP_STEER_FIFO_RESET before DP stream blank is * complete, stream status will be stuck in video stream enabled state, -- 2.7.4