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/kernel/linux/linux-6.6/Documentation/devicetree/bindings/display/mediatek/
Dmediatek,mdp-rdma.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/display/mediatek/mediatek,mdp-rdma.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: MediaTek MDP RDMA
10 - Chun-Kuang Hu <chunkuang.hu@kernel.org>
11 - Philipp Zabel <p.zabel@pengutronix.de>
14 The MediaTek MDP RDMA stands for Read Direct Memory Access.
15 It provides real time data to the back-end panel driver, such as DSI,
18 RDMA device node must be siblings to the central MMSYS_CONFIG node.
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/kernel/linux/linux-6.6/arch/arm64/boot/dts/mediatek/
Dmt8195.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
7 /dts-v1/;
8 #include <dt-bindings/clock/mt8195-clk.h>
9 #include <dt-bindings/gce/mt8195-gce.h>
10 #include <dt-bindings/interrupt-controller/arm-gic.h>
11 #include <dt-bindings/interrupt-controller/irq.h>
12 #include <dt-bindings/memory/mt8195-memory-port.h>
13 #include <dt-bindings/phy/phy.h>
14 #include <dt-bindings/pinctrl/mt8195-pinfunc.h>
15 #include <dt-bindings/power/mt8195-power.h>
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/kernel/linux/linux-6.6/drivers/gpu/drm/mediatek/
Dmtk_disp_ovl_adaptor.c1 // SPDX-License-Identifier: GPL-2.0-only
16 #include <linux/soc/mediatek/mtk-cmdq.h>
17 #include <linux/soc/mediatek/mtk-mmsys.h>
18 #include <linux/soc/mediatek/mtk-mutex.h>
65 [OVL_ADAPTOR_TYPE_RDMA] = "vdo1-rdma",
91 struct mtk_plane_pending_state *pending = &state->pending; in mtk_ovl_adaptor_layer_config()
97 const struct drm_format_info *fmt_info = drm_format_info(pending->format); in mtk_ovl_adaptor_layer_config()
104 pending->enable, pending->format); in mtk_ovl_adaptor_layer_config()
106 &pending->addr, (pending->pitch / fmt_info->cpp[0]), in mtk_ovl_adaptor_layer_config()
107 pending->x, pending->y, pending->width, pending->height); in mtk_ovl_adaptor_layer_config()
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Dmtk_mdp_rdma.c1 // SPDX-License-Identifier: GPL-2.0-only
12 #include <linux/soc/mediatek/mtk-cmdq.h>
155 FLD_EXT_PREULTRA_EN | FLD_COMMAND_DIV, &priv->cmdq_reg, in mtk_mdp_rdma_fifo_config()
156 priv->regs, MDP_RDMA_GMCIF_CON, FLD_EXT_ULTRA_EN | in mtk_mdp_rdma_fifo_config()
165 mtk_ddp_write_mask(cmdq_pkt, FLD_ROT_ENABLE, &priv->cmdq_reg, in mtk_mdp_rdma_start()
166 priv->regs, MDP_RDMA_EN, FLD_ROT_ENABLE); in mtk_mdp_rdma_start()
173 mtk_ddp_write_mask(cmdq_pkt, 0, &priv->cmdq_reg, in mtk_mdp_rdma_stop()
174 priv->regs, MDP_RDMA_EN, FLD_ROT_ENABLE); in mtk_mdp_rdma_stop()
175 mtk_ddp_write(cmdq_pkt, 1, &priv->cmdq_reg, priv->regs, MDP_RDMA_RESET); in mtk_mdp_rdma_stop()
176 mtk_ddp_write(cmdq_pkt, 0, &priv->cmdq_reg, priv->regs, MDP_RDMA_RESET); in mtk_mdp_rdma_stop()
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