From 66e48cd37147e153cef61bcbfbfa4771fe632207 Mon Sep 17 00:00:00 2001 From: Charlene Liu Date: Thu, 3 May 2018 17:51:07 -0400 Subject: [PATCH] drm/amd/display: Clean up submit_channel_request Signed-off-by: Charlene Liu Reviewed-by: Vitaly Prosyak Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- .../dc/i2caux/dce110/aux_engine_dce110.c | 34 +++++++++---------- 1 file changed, 17 insertions(+), 17 deletions(-) diff --git a/drivers/gpu/drm/amd/display/dc/i2caux/dce110/aux_engine_dce110.c b/drivers/gpu/drm/amd/display/dc/i2caux/dce110/aux_engine_dce110.c index 5f47f6c007ac..90535787a461 100644 --- a/drivers/gpu/drm/amd/display/dc/i2caux/dce110/aux_engine_dce110.c +++ b/drivers/gpu/drm/amd/display/dc/i2caux/dce110/aux_engine_dce110.c @@ -198,27 +198,27 @@ static void submit_channel_request( ((request->type == AUX_TRANSACTION_TYPE_I2C) && ((request->action == I2CAUX_TRANSACTION_ACTION_I2C_WRITE) || (request->action == I2CAUX_TRANSACTION_ACTION_I2C_WRITE_MOT))); + if (REG(AUXN_IMPCAL)) { + /* clear_aux_error */ + REG_UPDATE_SEQ(AUXN_IMPCAL, AUXN_CALOUT_ERROR_AK, + 1, + 0); - /* clear_aux_error */ - REG_UPDATE_SEQ(AUXN_IMPCAL, AUXN_CALOUT_ERROR_AK, - 1, - 0); - - REG_UPDATE_SEQ(AUXP_IMPCAL, AUXP_CALOUT_ERROR_AK, - 1, - 0); - - /* force_default_calibrate */ - REG_UPDATE_1BY1_2(AUXN_IMPCAL, - AUXN_IMPCAL_ENABLE, 1, - AUXN_IMPCAL_OVERRIDE_ENABLE, 0); + REG_UPDATE_SEQ(AUXP_IMPCAL, AUXP_CALOUT_ERROR_AK, + 1, + 0); - /* bug? why AUXN update EN and OVERRIDE_EN 1 by 1 while AUX P toggles OVERRIDE? */ + /* force_default_calibrate */ + REG_UPDATE_1BY1_2(AUXN_IMPCAL, + AUXN_IMPCAL_ENABLE, 1, + AUXN_IMPCAL_OVERRIDE_ENABLE, 0); - REG_UPDATE_SEQ(AUXP_IMPCAL, AUXP_IMPCAL_OVERRIDE_ENABLE, - 1, - 0); + /* bug? why AUXN update EN and OVERRIDE_EN 1 by 1 while AUX P toggles OVERRIDE? */ + REG_UPDATE_SEQ(AUXP_IMPCAL, AUXP_IMPCAL_OVERRIDE_ENABLE, + 1, + 0); + } /* set the delay and the number of bytes to write */ /* The length include -- 2.30.2