diff mbox series

[v4,8/9] drm/mediatek: dp: Move AUX_P0 setting to mtk_dp_initialize_aux_settings()

Message ID 20230706123025.208408-9-angelogioacchino.delregno@collabora.com (mailing list archive)
State New, archived
Headers show
Series MediaTek DisplayPort: support eDP and aux-bus | expand

Commit Message

AngeloGioacchino Del Regno July 6, 2023, 12:30 p.m. UTC 
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@collabora.com>
Tested-by: Chen-Yu Tsai <wenst@chromium.org>
---
 drivers/gpu/drm/mediatek/mtk_dp.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c b/drivers/gpu/drm/mediatek/mtk_dp.c
index 6bc620aded45..2ad836fbb7c4 100644
--- a/drivers/gpu/drm/mediatek/mtk_dp.c
+++ b/drivers/gpu/drm/mediatek/mtk_dp.c
@@ -1011,6 +1011,11 @@  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)
@@ -1823,10 +1828,6 @@  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);