[PATCH v3 8/9] drm/mediatek: dp: Move AUX_P0 setting to mtk_dp_initialize_aux_settings()

AngeloGioacchino Del Regno angelogioacchino.delregno at collabora.com
Tue Apr 4 03:47:59 PDT 2023


Move the register write to MTK_DP_AUX_P0_3690 to set the AUX reply mode
to function mtk_dp_initialize_aux_settings(), as this is effectively
part of the DPTX AUX setup sequence.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>
---
 drivers/gpu/drm/mediatek/mtk_dp.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c b/drivers/gpu/drm/mediatek/mtk_dp.c
index 62d53c4b3feb..a67143c22024 100644
--- a/drivers/gpu/drm/mediatek/mtk_dp.c
+++ b/drivers/gpu/drm/mediatek/mtk_dp.c
@@ -1012,6 +1012,11 @@ static void mtk_dp_initialize_aux_settings(struct mtk_dp *mtk_dp)
 	mtk_dp_update_bits(mtk_dp, MTK_DP_AUX_P0_37C8,
 			   MTK_ATOP_EN_AUX_TX_P0,
 			   MTK_ATOP_EN_AUX_TX_P0);
+
+	/* Set complete reply mode for AUX */
+	mtk_dp_update_bits(mtk_dp, MTK_DP_AUX_P0_3690,
+			   RX_REPLY_COMPLETE_MODE_AUX_TX_P0,
+			   RX_REPLY_COMPLETE_MODE_AUX_TX_P0);
 }
 
 static void mtk_dp_initialize_digital_settings(struct mtk_dp *mtk_dp)
@@ -1824,10 +1829,6 @@ static void mtk_dp_init_port(struct mtk_dp *mtk_dp)
 	mtk_dp_initialize_settings(mtk_dp);
 	mtk_dp_initialize_aux_settings(mtk_dp);
 	mtk_dp_initialize_digital_settings(mtk_dp);
-
-	mtk_dp_update_bits(mtk_dp, MTK_DP_AUX_P0_3690,
-			   RX_REPLY_COMPLETE_MODE_AUX_TX_P0,
-			   RX_REPLY_COMPLETE_MODE_AUX_TX_P0);
 	mtk_dp_initialize_hpd_detect_settings(mtk_dp);
 
 	mtk_dp_digital_sw_reset(mtk_dp);
-- 
2.40.0




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