Il 19/02/25 10:20, Jay Liu ha scritto:
Add TDSHP component support for MT8196.
TDSHP is a hardware module designed to enhance the sharpness and
clarity of displayed images by analyzing and improving edges and
fine details in frames.
Signed-off-by: Jay Liu <jay.liu@xxxxxxxxxxxx>
---
drivers/gpu/drm/mediatek/mtk_ddp_comp.c | 58 +++++++++++++++++++++++++
drivers/gpu/drm/mediatek/mtk_ddp_comp.h | 1 +
drivers/gpu/drm/mediatek/mtk_drm_drv.c | 2 +
3 files changed, 61 insertions(+)
diff --git a/drivers/gpu/drm/mediatek/mtk_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_ddp_comp.c
index d7e230bac53e..b87fde64ee49 100644
--- a/drivers/gpu/drm/mediatek/mtk_ddp_comp.c
+++ b/drivers/gpu/drm/mediatek/mtk_ddp_comp.c
@@ -57,6 +57,16 @@
#define POSTMASK_RELAY_MODE BIT(0)
#define DISP_REG_POSTMASK_SIZE 0x0030
+#define DISP_REG_TDSHP_EN 0x0000
+#define DISP_TDSHP_TDS_EN BIT(31)
+#define DISP_REG_TDSHP_CTRL 0x0100
+#define DISP_TDSHP_CTRL_EN BIT(0)
+#define DISP_TDSHP_PWR_SCL_EN BIT(2)
+#define DISP_REG_TDSHP_CFG 0x0110
#define TDSHP_RELAY_MODE BIT(0)
+#define DISP_REG_TDSHP_INPUT_SIZE 0x0120
+#define DISP_REG_TDSHP_OUTPUT_OFFSET 0x0124
+#define DISP_REG_TDSHP_OUTPUT_SIZE 0x0128
+
#define DISP_REG_UFO_START 0x0000
#define UFO_BYPASS BIT(2)
@@ -261,6 +271,44 @@ static void mtk_postmask_stop(struct device *dev)
writel_relaxed(0x0, priv->regs + DISP_REG_POSTMASK_EN);
}
+static void mtk_disp_tdshp_config(struct device *dev, unsigned int w,
+ unsigned int h, unsigned int vrefresh,
+ unsigned int bpc, struct cmdq_pkt *cmdq_pkt)
+{
+ struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev);
+ u32 tdshp_ctrl = (bpc == 8) ? DISP_TDSHP_PWR_SCL_EN | DISP_TDSHP_CTRL_EN : 0;
+
+ mtk_ddp_write(cmdq_pkt, tdshp_ctrl, &priv->cmdq_reg, priv->regs,
+ DISP_REG_TDSHP_CTRL);
+
+ mtk_ddp_write(cmdq_pkt, w << 16 | h, &priv->cmdq_reg, priv->regs,
+ DISP_REG_TDSHP_INPUT_SIZE);
+ mtk_ddp_write(cmdq_pkt, w << 16 | h, &priv->cmdq_reg, priv->regs,
+ DISP_REG_TDSHP_OUTPUT_SIZE);
+ mtk_ddp_write(cmdq_pkt, 0x0, &priv->cmdq_reg, priv->regs,
+ DISP_REG_TDSHP_OUTPUT_OFFSET);
+
+ mtk_ddp_write(cmdq_pkt, 0x1, &priv->cmdq_reg,
mtk_ddp_write(cmdq_pkt, TDSHP_RELAY_MODE, ... etc etc
+ priv->regs, DISP_REG_TDSHP_CFG);
+
+ mtk_ddp_write_mask(cmdq_pkt, DISP_TDSHP_TDS_EN, &priv->cmdq_reg, priv->regs,
+ DISP_REG_TDSHP_EN, DISP_TDSHP_TDS_EN);
+}
+
+static void mtk_disp_tdshp_start(struct device *dev)
+{
+ struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev);
+
+ writel(DISP_TDSHP_CTRL_EN, priv->regs + DISP_REG_TDSHP_CTRL);
+}
+
+static void mtk_disp_tdshp_stop(struct device *dev)
+{
+ struct mtk_ddp_comp_dev *priv = dev_get_drvdata(dev);
+
+ writel(0x0, priv->regs + DISP_REG_TDSHP_CTRL);
writel(0, priv->regs + DISP_REG_TDSHP_CTRL);
+}
+
After which:
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
