Thread (20 messages) 20 messages, 5 authors, 2026-03-22

Re: [PATCH v3 6/6] gpu: drm: mediatek: ovl: add specific entry for mt8167

From: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Date: 2026-03-22 13:39:30
Also in: dri-devel, linux-devicetree, linux-mediatek, linux-phy, lkml

Hi, Luca:

Luca Leonardo Scorcia [off-list ref] 於 2026年2月23日週一 下午4:26寫道:
From: Val Packett <redacted>

While this configuration is otherwise identical to mt8173, according
to Android kernel sources, this SoC does need smi_id_en.
Applied to mediatek-drm-next [1], thanks.

[1] https://git.kernel.org/pub/scm/linux/kernel/git/chunkuang.hu/linux.git/log/?h=mediatek-drm-next

Regards,
Chun-Kuang.
quoted hunk ↗ jump to hunk
Signed-off-by: Val Packett <redacted>
Signed-off-by: Luca Leonardo Scorcia <redacted>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
 drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
index e0236353d499..97a899e4bd99 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
@@ -671,6 +671,16 @@ static const struct mtk_disp_ovl_data mt2701_ovl_driver_data = {
        .num_formats = ARRAY_SIZE(mt8173_formats),
 };

+static const struct mtk_disp_ovl_data mt8167_ovl_driver_data = {
+       .addr = DISP_REG_OVL_ADDR_MT8173,
+       .gmc_bits = 8,
+       .layer_nr = 4,
+       .fmt_rgb565_is_0 = true,
+       .smi_id_en = true,
+       .formats = mt8173_formats,
+       .num_formats = ARRAY_SIZE(mt8173_formats),
+};
+
 static const struct mtk_disp_ovl_data mt8173_ovl_driver_data = {
        .addr = DISP_REG_OVL_ADDR_MT8173,
        .gmc_bits = 8,
@@ -742,6 +752,8 @@ static const struct mtk_disp_ovl_data mt8195_ovl_driver_data = {
 static const struct of_device_id mtk_disp_ovl_driver_dt_match[] = {
        { .compatible = "mediatek,mt2701-disp-ovl",
          .data = &mt2701_ovl_driver_data},
+       { .compatible = "mediatek,mt8167-disp-ovl",
+         .data = &mt8167_ovl_driver_data},
        { .compatible = "mediatek,mt8173-disp-ovl",
          .data = &mt8173_ovl_driver_data},
        { .compatible = "mediatek,mt8183-disp-ovl",
--
2.43.0
  
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