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Message-ID: <20230413035541.62129-9-jack.zhu@starfivetech.com>
Date: Thu, 13 Apr 2023 11:55:41 +0800
From: Jack Zhu <jack.zhu@...rfivetech.com>
To: Mauro Carvalho Chehab <mchehab@...nel.org>,
Maxime Ripard <mripard@...nel.org>,
Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Robert Foss <rfoss@...nel.org>,
"Todor Tomov" <todor.too@...il.com>,
Philipp Zabel <p.zabel@...gutronix.de>,
"Laurent Pinchart" <laurent.pinchart@...asonboard.com>,
Ezequiel Garcia <ezequiel@...guardiasur.com.ar>,
Hans Verkuil <hverkuil-cisco@...all.nl>,
Eugen Hristev <eugen.hristev@...labora.com>
CC: <linux-media@...r.kernel.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <jack.zhu@...rfivetech.com>,
<changhuang.liang@...rfivetech.com>
Subject: [PATCH v4 8/8] media: starfive: Add Starfive Camera Subsystem driver
Add the driver for Starfive Camera Subsystem found on Starfive JH7110
SoC. It is used for handing image sensor data.
Signed-off-by: Jack Zhu <jack.zhu@...rfivetech.com>
---
MAINTAINERS | 1 +
drivers/media/platform/Kconfig | 1 +
drivers/media/platform/Makefile | 1 +
drivers/media/platform/starfive/Kconfig | 18 +
drivers/media/platform/starfive/Makefile | 14 +
drivers/media/platform/starfive/stf_camss.c | 477 +++++++
drivers/media/platform/starfive/stf_camss.h | 150 +++
drivers/media/platform/starfive/stf_common.h | 18 +
drivers/media/platform/starfive/stf_isp.c | 737 +++++++++++
drivers/media/platform/starfive/stf_isp.h | 999 +++++++++++++++
.../media/platform/starfive/stf_isp_hw_ops.c | 715 +++++++++++
drivers/media/platform/starfive/stf_video.c | 989 ++++++++++++++
drivers/media/platform/starfive/stf_video.h | 89 ++
drivers/media/platform/starfive/stf_vin.c | 1138 +++++++++++++++++
drivers/media/platform/starfive/stf_vin.h | 174 +++
.../media/platform/starfive/stf_vin_hw_ops.c | 211 +++
16 files changed, 5732 insertions(+)
create mode 100644 drivers/media/platform/starfive/Kconfig
create mode 100644 drivers/media/platform/starfive/Makefile
create mode 100644 drivers/media/platform/starfive/stf_camss.c
create mode 100644 drivers/media/platform/starfive/stf_camss.h
create mode 100644 drivers/media/platform/starfive/stf_common.h
create mode 100644 drivers/media/platform/starfive/stf_isp.c
create mode 100644 drivers/media/platform/starfive/stf_isp.h
create mode 100644 drivers/media/platform/starfive/stf_isp_hw_ops.c
create mode 100644 drivers/media/platform/starfive/stf_video.c
create mode 100644 drivers/media/platform/starfive/stf_video.h
create mode 100644 drivers/media/platform/starfive/stf_vin.c
create mode 100644 drivers/media/platform/starfive/stf_vin.h
create mode 100644 drivers/media/platform/starfive/stf_vin_hw_ops.c
diff --git a/MAINTAINERS b/MAINTAINERS
index 3f3ed2a51158..bb0800c1d9eb 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -19916,6 +19916,7 @@ L: linux-media@...r.kernel.org
S: Maintained
F: Documentation/admin-guide/media/starfive_camss.rst
F: Documentation/devicetree/bindings/media/starfive,jh7110-camss.yaml
+F: drivers/media/platform/starfive/
STARFIVE DEVICETREES
M: Emil Renner Berthing <kernel@...il.dk>
diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig
index ee579916f874..627eaa0ab3ee 100644
--- a/drivers/media/platform/Kconfig
+++ b/drivers/media/platform/Kconfig
@@ -80,6 +80,7 @@ source "drivers/media/platform/renesas/Kconfig"
source "drivers/media/platform/rockchip/Kconfig"
source "drivers/media/platform/samsung/Kconfig"
source "drivers/media/platform/st/Kconfig"
+source "drivers/media/platform/starfive/Kconfig"
source "drivers/media/platform/sunxi/Kconfig"
source "drivers/media/platform/ti/Kconfig"
source "drivers/media/platform/verisilicon/Kconfig"
diff --git a/drivers/media/platform/Makefile b/drivers/media/platform/Makefile
index 5453bb868e67..5a038498a370 100644
--- a/drivers/media/platform/Makefile
+++ b/drivers/media/platform/Makefile
@@ -23,6 +23,7 @@ obj-y += renesas/
obj-y += rockchip/
obj-y += samsung/
obj-y += st/
+obj-y += starfive/
obj-y += sunxi/
obj-y += ti/
obj-y += verisilicon/
diff --git a/drivers/media/platform/starfive/Kconfig b/drivers/media/platform/starfive/Kconfig
new file mode 100644
index 000000000000..4bb1e25b66ca
--- /dev/null
+++ b/drivers/media/platform/starfive/Kconfig
@@ -0,0 +1,18 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+comment "Starfive media platform drivers"
+
+config VIDEO_STARFIVE_CAMSS
+ tristate "Starfive Camera Subsystem driver"
+ depends on V4L_PLATFORM_DRIVERS
+ depends on VIDEO_DEV && OF
+ select MEDIA_CONTROLLER
+ select VIDEO_V4L2_SUBDEV_API
+ select VIDEOBUF2_DMA_CONTIG
+ select V4L2_FWNODE
+ help
+ Enable this to support for the Starfive Camera subsystem
+ found on Starfive JH7110 SoC.
+
+ To compile this driver as a module, choose M here: the
+ module will be called stf-camss.
diff --git a/drivers/media/platform/starfive/Makefile b/drivers/media/platform/starfive/Makefile
new file mode 100644
index 000000000000..bf497dd24bbb
--- /dev/null
+++ b/drivers/media/platform/starfive/Makefile
@@ -0,0 +1,14 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Makefile for StarFive camera subsystem driver.
+#
+
+starfive-camss-objs += \
+ stf_camss.o \
+ stf_isp.o \
+ stf_isp_hw_ops.o \
+ stf_video.o \
+ stf_vin.o \
+ stf_vin_hw_ops.o
+
+obj-$(CONFIG_VIDEO_STARFIVE_CAMSS) += starfive-camss.o \
diff --git a/drivers/media/platform/starfive/stf_camss.c b/drivers/media/platform/starfive/stf_camss.c
new file mode 100644
index 000000000000..cd663fa1de4a
--- /dev/null
+++ b/drivers/media/platform/starfive/stf_camss.c
@@ -0,0 +1,477 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * stf_camss.c
+ *
+ * Starfive Camera Subsystem driver
+ *
+ * Copyright (C) 2021-2023 StarFive Technology Co., Ltd.
+ */
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_graph.h>
+#include <linux/platform_device.h>
+#include <linux/pm_runtime.h>
+#include <linux/videodev2.h>
+#include <media/media-device.h>
+#include <media/v4l2-async.h>
+#include <media/v4l2-fwnode.h>
+#include <media/v4l2-mc.h>
+
+#include "stf_camss.h"
+
+static const char * const stfcamss_clocks[] = {
+ "clk_apb_func",
+ "clk_wrapper_clk_c",
+ "clk_dvp_inv",
+ "clk_axiwr",
+ "clk_mipi_rx0_pxl",
+ "clk_ispcore_2x",
+ "clk_isp_axi",
+};
+
+static const char * const stfcamss_resets[] = {
+ "rst_wrapper_p",
+ "rst_wrapper_c",
+ "rst_axird",
+ "rst_axiwr",
+ "rst_isp_top_n",
+ "rst_isp_top_axi",
+};
+
+static int stfcamss_get_mem_res(struct platform_device *pdev,
+ struct stfcamss *stfcamss)
+{
+ stfcamss->syscon_base =
+ devm_platform_ioremap_resource_byname(pdev, "syscon");
+ if (IS_ERR(stfcamss->syscon_base))
+ return PTR_ERR(stfcamss->syscon_base);
+
+ stfcamss->isp_base =
+ devm_platform_ioremap_resource_byname(pdev, "isp");
+ if (IS_ERR(stfcamss->isp_base))
+ return PTR_ERR(stfcamss->isp_base);
+
+ return 0;
+}
+
+/*
+ * stfcamss_of_parse_endpoint_node - Parse port endpoint node
+ * @dev: Device
+ * @node: Device node to be parsed
+ * @csd: Parsed data from port endpoint node
+ *
+ * Return 0 on success or a negative error code on failure
+ */
+static int stfcamss_of_parse_endpoint_node(struct device *dev,
+ struct device_node *node,
+ struct stfcamss_async_subdev *csd)
+{
+ struct v4l2_fwnode_endpoint vep = { { 0 } };
+
+ v4l2_fwnode_endpoint_parse(of_fwnode_handle(node), &vep);
+ dev_dbg(dev, "vep.base.port = 0x%x, id = 0x%x\n",
+ vep.base.port, vep.base.id);
+
+ csd->port = vep.base.port;
+
+ return 0;
+}
+
+/*
+ * stfcamss_of_parse_ports - Parse ports node
+ * @stfcamss: STFCAMSS device
+ *
+ * Return number of "port" nodes found in "ports" node
+ */
+static int stfcamss_of_parse_ports(struct stfcamss *stfcamss)
+{
+ struct device *dev = stfcamss->dev;
+ struct device_node *node = NULL;
+ struct device_node *remote = NULL;
+ int ret, num_subdevs = 0;
+
+ for_each_endpoint_of_node(dev->of_node, node) {
+ struct stfcamss_async_subdev *csd;
+
+ if (!of_device_is_available(node))
+ continue;
+
+ remote = of_graph_get_remote_port_parent(node);
+ if (!remote) {
+ dev_err(dev, "Cannot get remote parent\n");
+ ret = -EINVAL;
+ goto err_cleanup;
+ }
+
+ csd = v4l2_async_nf_add_fwnode(&stfcamss->notifier,
+ of_fwnode_handle(remote),
+ struct stfcamss_async_subdev);
+ of_node_put(remote);
+ if (IS_ERR(csd)) {
+ ret = PTR_ERR(csd);
+ goto err_cleanup;
+ }
+
+ ret = stfcamss_of_parse_endpoint_node(dev, node, csd);
+ if (ret < 0)
+ goto err_cleanup;
+
+ num_subdevs++;
+ }
+
+ return num_subdevs;
+
+err_cleanup:
+ of_node_put(node);
+ return ret;
+}
+
+/*
+ * stfcamss_init_subdevices - Initialize subdev structures and resources
+ * @stfcamss: STFCAMSS device
+ *
+ * Return 0 on success or a negative error code on failure
+ */
+static int stfcamss_init_subdevices(struct stfcamss *stfcamss)
+{
+ int ret;
+
+ ret = stf_isp_subdev_init(stfcamss);
+ if (ret < 0) {
+ dev_err(stfcamss->dev, "Failed to init isp subdev: %d\n", ret);
+ return ret;
+ }
+
+ ret = stf_vin_subdev_init(stfcamss);
+ if (ret < 0) {
+ dev_err(stfcamss->dev, "Failed to init vin subdev: %d\n", ret);
+ return ret;
+ }
+ return ret;
+}
+
+static int stfcamss_register_subdevices(struct stfcamss *stfcamss)
+{
+ int ret;
+ struct stf_vin_dev *vin_dev = &stfcamss->vin_dev;
+ struct stf_isp_dev *isp_dev = &stfcamss->isp_dev;
+
+ ret = stf_isp_register(isp_dev, &stfcamss->v4l2_dev);
+ if (ret < 0) {
+ dev_err(stfcamss->dev,
+ "Failed to register stf isp%d entity: %d\n", 0, ret);
+ goto err_reg_isp;
+ }
+
+ ret = stf_vin_register(vin_dev, &stfcamss->v4l2_dev);
+ if (ret < 0) {
+ dev_err(stfcamss->dev,
+ "Failed to register vin entity: %d\n", ret);
+ goto err_reg_vin;
+ }
+
+ ret = media_create_pad_link(&isp_dev->subdev.entity,
+ STF_ISP_PAD_SRC,
+ &vin_dev->line[VIN_LINE_ISP].subdev.entity,
+ STF_VIN_PAD_SINK,
+ 0);
+ if (ret < 0) {
+ dev_err(stfcamss->dev,
+ "Failed to link %s->%s entities: %d\n",
+ isp_dev->subdev.entity.name,
+ vin_dev->line[VIN_LINE_ISP].subdev.entity.name, ret);
+ goto err_link;
+ }
+
+ return ret;
+
+err_link:
+ stf_vin_unregister(&stfcamss->vin_dev);
+err_reg_vin:
+ stf_isp_unregister(&stfcamss->isp_dev);
+err_reg_isp:
+ return ret;
+}
+
+static void stfcamss_unregister_subdevices(struct stfcamss *stfcamss)
+{
+ stf_isp_unregister(&stfcamss->isp_dev);
+ stf_vin_unregister(&stfcamss->vin_dev);
+}
+
+static int stfcamss_reg_media_subdev_node(struct v4l2_async_notifier *async,
+ struct v4l2_subdev *sd,
+ struct host_data *host_data)
+{
+ struct stfcamss *stfcamss =
+ container_of(async, struct stfcamss, notifier);
+ struct media_entity *source;
+ int ret, i, j;
+
+ source = &sd->entity;
+
+ for (i = 0; i < source->num_pads; i++) {
+ if (source->pads[i].flags & MEDIA_PAD_FL_SOURCE)
+ break;
+ }
+
+ if (i == source->num_pads) {
+ dev_err(stfcamss->dev, "No source pad in external entity\n");
+ return -EINVAL;
+ }
+
+ for (j = 0; host_data->host_entity[j] && (j < HOST_ENTITY_MAX); j++) {
+ struct media_entity *input;
+
+ input = host_data->host_entity[j];
+
+ ret = media_create_pad_link(
+ source,
+ i,
+ input,
+ STF_PAD_SINK,
+ source->function == MEDIA_ENT_F_CAM_SENSOR ?
+ MEDIA_LNK_FL_IMMUTABLE | MEDIA_LNK_FL_ENABLED :
+ 0);
+ if (ret < 0) {
+ dev_err(stfcamss->dev,
+ "Failed to link %s->%s entities: %d\n",
+ source->name, input->name, ret);
+ return ret;
+ }
+ }
+
+ ret = v4l2_device_register_subdev_nodes(&stfcamss->v4l2_dev);
+ if (ret < 0)
+ return ret;
+
+ if (stfcamss->media_dev.devnode)
+ return ret;
+
+ return media_device_register(&stfcamss->media_dev);
+}
+
+static int stfcamss_subdev_notifier_bound(struct v4l2_async_notifier *async,
+ struct v4l2_subdev *subdev,
+ struct v4l2_async_subdev *asd)
+{
+ struct stfcamss *stfcamss =
+ container_of(async, struct stfcamss, notifier);
+ struct stfcamss_async_subdev *csd =
+ container_of(asd, struct stfcamss_async_subdev, asd);
+ enum port_num port = csd->port;
+ struct stf_isp_dev *isp_dev = &stfcamss->isp_dev;
+ struct stf_vin_dev *vin_dev = &stfcamss->vin_dev;
+ struct host_data *host_data = &stfcamss->host_data;
+
+ if (port == PORT_NUMBER_CSI2RX) {
+ host_data->host_entity[0] =
+ &vin_dev->line[VIN_LINE_WR].subdev.entity;
+ host_data->host_entity[1] = &isp_dev->subdev.entity;
+ } else if (port == PORT_NUMBER_DVP_SENSOR) {
+ dev_err(stfcamss->dev, "Not support DVP sensor\n");
+ return -EPERM;
+ }
+
+ stfcamss_reg_media_subdev_node(async, subdev, host_data);
+
+ return 0;
+}
+
+static const struct v4l2_async_notifier_operations
+stfcamss_subdev_notifier_ops = {
+ .bound = stfcamss_subdev_notifier_bound,
+};
+
+static const struct media_device_ops stfcamss_media_ops = {
+ .link_notify = v4l2_pipeline_link_notify,
+};
+
+static void stfcamss_mc_init(struct platform_device *pdev,
+ struct stfcamss *stfcamss)
+{
+ stfcamss->media_dev.dev = stfcamss->dev;
+ strscpy(stfcamss->media_dev.model, "Starfive Camera Subsystem",
+ sizeof(stfcamss->media_dev.model));
+ snprintf(stfcamss->media_dev.bus_info,
+ sizeof(stfcamss->media_dev.bus_info),
+ "%s:%s", dev_bus_name(&pdev->dev), pdev->name);
+ stfcamss->media_dev.hw_revision = 0x01;
+ stfcamss->media_dev.ops = &stfcamss_media_ops;
+ media_device_init(&stfcamss->media_dev);
+
+ stfcamss->v4l2_dev.mdev = &stfcamss->media_dev;
+}
+
+/*
+ * stfcamss_probe - Probe STFCAMSS platform device
+ * @pdev: Pointer to STFCAMSS platform device
+ *
+ * Return 0 on success or a negative error code on failure
+ */
+static int stfcamss_probe(struct platform_device *pdev)
+{
+ struct stfcamss *stfcamss;
+ struct device *dev = &pdev->dev;
+ int ret = 0, i, num_subdevs;
+
+ stfcamss = devm_kzalloc(dev, sizeof(*stfcamss), GFP_KERNEL);
+ if (!stfcamss)
+ return -ENOMEM;
+
+ for (i = 0; i < ARRAY_SIZE(stfcamss->irq); ++i) {
+ stfcamss->irq[i] = platform_get_irq(pdev, i);
+ if (stfcamss->irq[i] < 0)
+ return dev_err_probe(&pdev->dev, stfcamss->irq[i],
+ "Failed to get clock%d", i);
+ }
+
+ stfcamss->nclks = ARRAY_SIZE(stfcamss->sys_clk);
+ for (i = 0; i < ARRAY_SIZE(stfcamss->sys_clk); ++i)
+ stfcamss->sys_clk[i].id = stfcamss_clocks[i];
+ ret = devm_clk_bulk_get(dev, stfcamss->nclks, stfcamss->sys_clk);
+ if (ret) {
+ dev_err(dev, "Failed to get clk controls\n");
+ return ret;
+ }
+
+ stfcamss->nrsts = ARRAY_SIZE(stfcamss->sys_rst);
+ for (i = 0; i < ARRAY_SIZE(stfcamss->sys_rst); ++i)
+ stfcamss->sys_rst[i].id = stfcamss_resets[i];
+ ret = devm_reset_control_bulk_get_shared(dev, stfcamss->nrsts,
+ stfcamss->sys_rst);
+ if (ret) {
+ dev_err(dev, "Failed to get reset controls\n");
+ return ret;
+ }
+
+ ret = stfcamss_get_mem_res(pdev, stfcamss);
+ if (ret) {
+ dev_err(dev, "Could not map registers\n");
+ return ret;
+ }
+
+ stfcamss->dev = dev;
+ platform_set_drvdata(pdev, stfcamss);
+
+ v4l2_async_nf_init(&stfcamss->notifier);
+
+ num_subdevs = stfcamss_of_parse_ports(stfcamss);
+ if (num_subdevs < 0) {
+ dev_err(dev, "Failed to find subdevices\n");
+ return -ENODEV;
+ }
+
+ ret = stfcamss_init_subdevices(stfcamss);
+ if (ret < 0) {
+ dev_err(dev, "Failed to init subdevice: %d\n", ret);
+ goto err_cleanup_notifier;
+ }
+
+ stfcamss_mc_init(pdev, stfcamss);
+
+ ret = v4l2_device_register(stfcamss->dev, &stfcamss->v4l2_dev);
+ if (ret < 0) {
+ dev_err(dev, "Failed to register V4L2 device: %d\n", ret);
+ goto err_cleanup_media_device;
+ }
+
+ ret = stfcamss_register_subdevices(stfcamss);
+ if (ret < 0) {
+ dev_err(dev, "Failed to register subdevice: %d\n", ret);
+ goto err_unregister_device;
+ }
+
+ stfcamss->notifier.ops = &stfcamss_subdev_notifier_ops;
+ ret = v4l2_async_nf_register(&stfcamss->v4l2_dev, &stfcamss->notifier);
+ if (ret) {
+ dev_err(dev, "Failed to register async subdev nodes: %d\n",
+ ret);
+ goto err_unregister_subdevs;
+ }
+
+ pm_runtime_enable(dev);
+
+ return 0;
+
+err_unregister_subdevs:
+ stfcamss_unregister_subdevices(stfcamss);
+err_unregister_device:
+ v4l2_device_unregister(&stfcamss->v4l2_dev);
+err_cleanup_media_device:
+ media_device_cleanup(&stfcamss->media_dev);
+err_cleanup_notifier:
+ v4l2_async_nf_cleanup(&stfcamss->notifier);
+ return ret;
+}
+
+/*
+ * stfcamss_remove - Remove STFCAMSS platform device
+ * @pdev: Pointer to STFCAMSS platform device
+ *
+ * Always returns 0.
+ */
+static int stfcamss_remove(struct platform_device *pdev)
+{
+ struct stfcamss *stfcamss = platform_get_drvdata(pdev);
+
+ stfcamss_unregister_subdevices(stfcamss);
+ v4l2_device_unregister(&stfcamss->v4l2_dev);
+ media_device_cleanup(&stfcamss->media_dev);
+ pm_runtime_disable(&pdev->dev);
+
+ return 0;
+}
+
+static const struct of_device_id stfcamss_of_match[] = {
+ { .compatible = "starfive,jh7110-camss" },
+ { /* sentinel */ },
+};
+
+MODULE_DEVICE_TABLE(of, stfcamss_of_match);
+
+static int __maybe_unused stfcamss_runtime_suspend(struct device *dev)
+{
+ struct stfcamss *stfcamss = dev_get_drvdata(dev);
+
+ reset_control_assert(stfcamss->sys_rst[STF_RST_ISP_TOP_AXI].rstc);
+ reset_control_assert(stfcamss->sys_rst[STF_RST_ISP_TOP_N].rstc);
+ clk_disable_unprepare(stfcamss->sys_clk[STF_CLK_ISP_AXI].clk);
+ clk_disable_unprepare(stfcamss->sys_clk[STF_CLK_ISPCORE_2X].clk);
+
+ return 0;
+}
+
+static int __maybe_unused stfcamss_runtime_resume(struct device *dev)
+{
+ struct stfcamss *stfcamss = dev_get_drvdata(dev);
+
+ clk_prepare_enable(stfcamss->sys_clk[STF_CLK_ISPCORE_2X].clk);
+ clk_prepare_enable(stfcamss->sys_clk[STF_CLK_ISP_AXI].clk);
+ reset_control_deassert(stfcamss->sys_rst[STF_RST_ISP_TOP_N].rstc);
+ reset_control_deassert(stfcamss->sys_rst[STF_RST_ISP_TOP_AXI].rstc);
+
+ return 0;
+}
+
+static const struct dev_pm_ops stfcamss_pm_ops = {
+ SET_RUNTIME_PM_OPS(stfcamss_runtime_suspend,
+ stfcamss_runtime_resume,
+ NULL)
+};
+
+static struct platform_driver stfcamss_driver = {
+ .probe = stfcamss_probe,
+ .remove = stfcamss_remove,
+ .driver = {
+ .name = DRV_NAME,
+ .pm = &stfcamss_pm_ops,
+ .of_match_table = of_match_ptr(stfcamss_of_match),
+ },
+};
+
+module_platform_driver(stfcamss_driver);
+
+MODULE_AUTHOR("StarFive Corporation");
+MODULE_DESCRIPTION("StarFive Camera Subsystem driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/platform/starfive/stf_camss.h b/drivers/media/platform/starfive/stf_camss.h
new file mode 100644
index 000000000000..c066e4405211
--- /dev/null
+++ b/drivers/media/platform/starfive/stf_camss.h
@@ -0,0 +1,150 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * stf_camss.h
+ *
+ * Starfive Camera Subsystem driver
+ *
+ * Copyright (C) 2021-2023 StarFive Technology Co., Ltd.
+ */
+
+#ifndef STF_CAMSS_H
+#define STF_CAMSS_H
+
+#include <linux/clk.h>
+#include <linux/reset.h>
+#include <media/v4l2-device.h>
+
+#include "stf_common.h"
+#include "stf_isp.h"
+#include "stf_vin.h"
+
+#define DRV_NAME "starfive-camss"
+#define STF_DVP_NAME "stf_dvp"
+#define STF_CSI_NAME "cdns_csi2rx"
+#define STF_ISP_NAME "stf_isp"
+#define STF_VIN_NAME "stf_vin"
+
+#define STF_PAD_SINK 0
+#define STF_PAD_SRC 1
+#define STF_PADS_NUM 2
+
+enum port_num {
+ PORT_NUMBER_DVP_SENSOR = 0,
+ PORT_NUMBER_CSI2RX
+};
+
+enum stf_clk {
+ STF_CLK_APB_FUNC = 0,
+ STF_CLK_WRAPPER_CLK_C,
+ STF_CLK_DVP_INV,
+ STF_CLK_AXIWR,
+ STF_CLK_MIPI_RX0_PXL,
+ STF_CLK_ISPCORE_2X,
+ STF_CLK_ISP_AXI,
+ STF_CLK_NUM
+};
+
+enum stf_rst {
+ STF_RST_WRAPPER_P = 0,
+ STF_RST_WRAPPER_C,
+ STF_RST_AXIRD,
+ STF_RST_AXIWR,
+ STF_RST_ISP_TOP_N,
+ STF_RST_ISP_TOP_AXI,
+ STF_RST_NUM
+};
+
+enum stf_irq {
+ STF_IRQ_VINWR = 0,
+ STF_IRQ_ISP,
+ STF_IRQ_ISPCSIL,
+ STF_IRQ_NUM
+};
+
+#define HOST_ENTITY_MAX 2
+
+struct host_data {
+ struct media_entity *host_entity[HOST_ENTITY_MAX];
+};
+
+struct stfcamss {
+ struct v4l2_device v4l2_dev;
+ struct media_device media_dev;
+ struct media_pipeline pipe;
+ struct device *dev;
+ struct stf_vin_dev vin_dev;
+ struct stf_isp_dev isp_dev;
+ struct v4l2_async_notifier notifier;
+ struct host_data host_data;
+ void __iomem *syscon_base;
+ void __iomem *isp_base;
+ int irq[STF_IRQ_NUM];
+ struct clk_bulk_data sys_clk[STF_CLK_NUM];
+ int nclks;
+ struct reset_control_bulk_data sys_rst[STF_RST_NUM];
+ int nrsts;
+};
+
+struct stfcamss_async_subdev {
+ struct v4l2_async_subdev asd; /* must be first */
+ enum port_num port;
+};
+
+static inline u32 stf_isp_reg_read(struct stfcamss *stfcamss, u32 reg)
+{
+ return ioread32(stfcamss->isp_base + reg);
+}
+
+static inline void stf_isp_reg_write(struct stfcamss *stfcamss,
+ u32 reg, u32 val)
+{
+ iowrite32(val, stfcamss->isp_base + reg);
+}
+
+static inline void stf_isp_reg_set_bit(struct stfcamss *stfcamss,
+ u32 reg, u32 mask, u32 val)
+{
+ u32 value;
+
+ value = ioread32(stfcamss->isp_base + reg) & ~mask;
+ val &= mask;
+ val |= value;
+ iowrite32(val, stfcamss->isp_base + reg);
+}
+
+static inline void stf_isp_reg_set(struct stfcamss *stfcamss, u32 reg, u32 mask)
+{
+ iowrite32(ioread32(stfcamss->isp_base + reg) | mask,
+ stfcamss->isp_base + reg);
+}
+
+static inline u32 stf_syscon_reg_read(struct stfcamss *stfcamss, u32 reg)
+{
+ return ioread32(stfcamss->syscon_base + reg);
+}
+
+static inline void stf_syscon_reg_write(struct stfcamss *stfcamss,
+ u32 reg, u32 val)
+{
+ iowrite32(val, stfcamss->syscon_base + reg);
+}
+
+static inline void stf_syscon_reg_set_bit(struct stfcamss *stfcamss,
+ u32 reg, u32 mask, u32 val)
+{
+ u32 value;
+
+ value = ioread32(stfcamss->syscon_base + reg) & ~mask;
+ val &= mask;
+ val |= value;
+ iowrite32(val, stfcamss->syscon_base + reg);
+}
+
+static inline void stf_syscon_reg_set(struct stfcamss *stfcamss,
+ u32 reg, u32 mask)
+{
+ iowrite32(ioread32(stfcamss->syscon_base + reg) | mask,
+ stfcamss->syscon_base + reg);
+}
+
+#endif /* STF_CAMSS_H */
diff --git a/drivers/media/platform/starfive/stf_common.h b/drivers/media/platform/starfive/stf_common.h
new file mode 100644
index 000000000000..e04fca2d9cd4
--- /dev/null
+++ b/drivers/media/platform/starfive/stf_common.h
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * stf_common.h
+ *
+ * StarFive Camera Subsystem - Common definitions
+ *
+ * Copyright (C) 2021-2023 StarFive Technology Co., Ltd.
+ */
+
+#ifndef STF_COMMON_H
+#define STF_COMMON_H
+
+enum stf_subdev_type {
+ STF_SUBDEV_TYPE_VIN,
+ STF_SUBDEV_TYPE_ISP,
+};
+
+#endif /* STF_COMMON_H */
diff --git a/drivers/media/platform/starfive/stf_isp.c b/drivers/media/platform/starfive/stf_isp.c
new file mode 100644
index 000000000000..5b122625c7c7
--- /dev/null
+++ b/drivers/media/platform/starfive/stf_isp.c
@@ -0,0 +1,737 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * stf_isp.c
+ *
+ * StarFive Camera Subsystem - ISP Module
+ *
+ * Copyright (C) 2021-2023 StarFive Technology Co., Ltd.
+ */
+#include <linux/firmware.h>
+#include <media/v4l2-event.h>
+
+#include "stf_camss.h"
+
+#define SINK_FORMATS_INDEX 0
+#define UO_FORMATS_INDEX 1
+#define RAW_FORMATS_INDEX 2
+
+static int isp_set_selection(struct v4l2_subdev *sd,
+ struct v4l2_subdev_state *state,
+ struct v4l2_subdev_selection *sel);
+
+static struct v4l2_rect *
+__isp_get_compose(struct stf_isp_dev *isp_dev,
+ struct v4l2_subdev_state *state,
+ enum v4l2_subdev_format_whence which);
+
+static struct v4l2_rect *
+__isp_get_crop(struct stf_isp_dev *isp_dev,
+ struct v4l2_subdev_state *state,
+ enum v4l2_subdev_format_whence which);
+
+static const struct isp_format isp_formats_sink[] = {
+ { MEDIA_BUS_FMT_SRGGB10_1X10, 10 },
+ { MEDIA_BUS_FMT_SGRBG10_1X10, 10 },
+ { MEDIA_BUS_FMT_SGBRG10_1X10, 10 },
+ { MEDIA_BUS_FMT_SBGGR10_1X10, 10 },
+};
+
+static const struct isp_format isp_formats_raw[] = {
+ { MEDIA_BUS_FMT_SRGGB12_1X12, 12 },
+ { MEDIA_BUS_FMT_SGRBG12_1X12, 12 },
+ { MEDIA_BUS_FMT_SGBRG12_1X12, 12 },
+ { MEDIA_BUS_FMT_SBGGR12_1X12, 12 },
+};
+
+static const struct isp_format isp_formats_uo[] = {
+ { MEDIA_BUS_FMT_Y12_1X12, 8 },
+};
+
+static const struct isp_format_table isp_formats_st7110[] = {
+ { isp_formats_sink, ARRAY_SIZE(isp_formats_sink) },
+ { isp_formats_uo, ARRAY_SIZE(isp_formats_uo) },
+ { isp_formats_raw, ARRAY_SIZE(isp_formats_raw) },
+};
+
+int stf_isp_subdev_init(struct stfcamss *stfcamss)
+{
+ struct stf_isp_dev *isp_dev = &stfcamss->isp_dev;
+
+ isp_dev->sdev_type = STF_SUBDEV_TYPE_ISP;
+ isp_dev->stfcamss = stfcamss;
+ isp_dev->formats = isp_formats_st7110;
+ isp_dev->nformats = ARRAY_SIZE(isp_formats_st7110);
+
+ mutex_init(&isp_dev->stream_lock);
+ mutex_init(&isp_dev->power_lock);
+ mutex_init(&isp_dev->setfile_lock);
+ atomic_set(&isp_dev->shadow_count, 0);
+ return 0;
+}
+
+static int isp_set_power(struct v4l2_subdev *sd, int on)
+{
+ struct stf_isp_dev *isp_dev = v4l2_get_subdevdata(sd);
+
+ mutex_lock(&isp_dev->power_lock);
+ if (on) {
+ if (isp_dev->power_count == 0)
+ dev_dbg(isp_dev->stfcamss->dev, "turn on isp\n");
+ isp_dev->power_count++;
+ } else {
+ if (isp_dev->power_count == 0)
+ goto exit;
+ isp_dev->power_count--;
+ }
+exit:
+ mutex_unlock(&isp_dev->power_lock);
+
+ return 0;
+}
+
+static struct v4l2_mbus_framefmt *
+__isp_get_format(struct stf_isp_dev *isp_dev,
+ struct v4l2_subdev_state *state,
+ unsigned int pad,
+ enum v4l2_subdev_format_whence which)
+{
+ if (which == V4L2_SUBDEV_FORMAT_TRY)
+ return v4l2_subdev_get_try_format(&isp_dev->subdev, state, pad);
+
+ return &isp_dev->fmt[pad];
+}
+
+static int isp_get_interface_type(struct media_entity *entity)
+{
+ struct v4l2_subdev *subdev;
+ struct media_pad *pad = &entity->pads[0];
+
+ if (!(pad->flags & MEDIA_PAD_FL_SINK))
+ return -EINVAL;
+
+ pad = media_pad_remote_pad_first(pad);
+ if (!pad || !is_media_entity_v4l2_subdev(pad->entity))
+ return -EINVAL;
+
+ subdev = media_entity_to_v4l2_subdev(pad->entity);
+
+ if (!strncmp(subdev->name, STF_CSI_NAME, strlen(STF_CSI_NAME)))
+ return INTERFACE_CSI;
+
+ return -EINVAL;
+}
+
+static int isp_set_stream(struct v4l2_subdev *sd, int enable)
+{
+ struct stf_isp_dev *isp_dev = v4l2_get_subdevdata(sd);
+ int ret = 0, interface_type;
+ struct v4l2_mbus_framefmt *fmt;
+ struct v4l2_event src_ch = { 0 };
+
+ fmt = __isp_get_format(isp_dev, NULL, STF_ISP_PAD_SINK,
+ V4L2_SUBDEV_FORMAT_ACTIVE);
+ mutex_lock(&isp_dev->stream_lock);
+ if (enable) {
+ if (isp_dev->stream_count == 0) {
+ stf_isp_clk_enable(isp_dev);
+ stf_isp_config_set(isp_dev);
+ interface_type = isp_get_interface_type(&sd->entity);
+ if (interface_type < 0) {
+ dev_err(isp_dev->stfcamss->dev,
+ "%s, pipeline not config\n", __func__);
+ goto exit;
+ }
+ stf_isp_set_format(isp_dev, isp_dev->rect,
+ fmt->code, interface_type);
+ stf_isp_reset(isp_dev);
+ stf_isp_stream_set(isp_dev, enable);
+ }
+ isp_dev->stream_count++;
+ } else {
+ if (isp_dev->stream_count == 0)
+ goto exit;
+ if (isp_dev->stream_count == 1) {
+ stf_isp_stream_set(isp_dev, enable);
+ stf_isp_clk_disable(isp_dev);
+ }
+ isp_dev->stream_count--;
+ }
+ src_ch.type = V4L2_EVENT_SOURCE_CHANGE,
+ src_ch.u.src_change.changes = isp_dev->stream_count,
+
+ v4l2_subdev_notify_event(sd, &src_ch);
+exit:
+ mutex_unlock(&isp_dev->stream_lock);
+
+ return ret;
+}
+
+static int isp_fmt_to_index(const struct isp_format_table *f_table,
+ __u32 mbus_code, unsigned int pad)
+{
+ int i;
+
+ for (i = 0; i < f_table->nfmts; i++) {
+ if (mbus_code == f_table->fmts[i].code)
+ break;
+ }
+
+ return i;
+}
+
+static void isp_try_format(struct stf_isp_dev *isp_dev,
+ struct v4l2_subdev_state *state,
+ unsigned int pad,
+ struct v4l2_mbus_framefmt *fmt,
+ enum v4l2_subdev_format_whence which)
+{
+ const struct isp_format_table *formats;
+ unsigned int i;
+ u32 code = fmt->code;
+ u32 bpp;
+
+ switch (pad) {
+ case STF_ISP_PAD_SINK:
+ /* Set format on sink pad */
+ formats = &isp_dev->formats[SINK_FORMATS_INDEX];
+ fmt->width = clamp_t(u32,
+ fmt->width, STFCAMSS_FRAME_MIN_WIDTH,
+ STFCAMSS_FRAME_MAX_WIDTH);
+ fmt->height = clamp_t(u32,
+ fmt->height, STFCAMSS_FRAME_MIN_HEIGHT,
+ STFCAMSS_FRAME_MAX_HEIGHT);
+ fmt->height &= ~0x1;
+ fmt->field = V4L2_FIELD_NONE;
+ fmt->colorspace = V4L2_COLORSPACE_SRGB;
+ fmt->flags = 0;
+ break;
+
+ case STF_ISP_PAD_SRC:
+ formats = &isp_dev->formats[UO_FORMATS_INDEX];
+ break;
+ }
+
+ i = isp_fmt_to_index(formats, fmt->code, pad);
+
+ if (pad != STF_ISP_PAD_SINK)
+ *fmt = *__isp_get_format(isp_dev, state,
+ STF_ISP_PAD_SINK, which);
+
+ if (i >= formats->nfmts) {
+ fmt->code = formats->fmts[0].code;
+ bpp = formats->fmts[0].bpp;
+ } else {
+ fmt->code = code;
+ bpp = formats->fmts[i].bpp;
+ }
+
+ switch (pad) {
+ case STF_ISP_PAD_SINK:
+ break;
+
+ case STF_ISP_PAD_SRC:
+ isp_dev->rect[ISP_COMPOSE].bpp = bpp;
+ break;
+ }
+}
+
+static int isp_enum_mbus_code(struct v4l2_subdev *sd,
+ struct v4l2_subdev_state *state,
+ struct v4l2_subdev_mbus_code_enum *code)
+{
+ struct stf_isp_dev *isp_dev = v4l2_get_subdevdata(sd);
+ const struct isp_format_table *formats;
+
+ if (code->index >= isp_dev->nformats)
+ return -EINVAL;
+ if (code->pad == STF_ISP_PAD_SINK) {
+ formats = &isp_dev->formats[SINK_FORMATS_INDEX];
+ code->code = formats->fmts[code->index].code;
+ } else {
+ struct v4l2_mbus_framefmt *sink_fmt;
+
+ sink_fmt = __isp_get_format(isp_dev, state, STF_ISP_PAD_SINK,
+ code->which);
+
+ code->code = sink_fmt->code;
+ if (!code->code)
+ return -EINVAL;
+ }
+ code->flags = 0;
+
+ return 0;
+}
+
+static int isp_enum_frame_size(struct v4l2_subdev *sd,
+ struct v4l2_subdev_state *state,
+ struct v4l2_subdev_frame_size_enum *fse)
+{
+ struct stf_isp_dev *isp_dev = v4l2_get_subdevdata(sd);
+ struct v4l2_mbus_framefmt format;
+
+ if (fse->index != 0)
+ return -EINVAL;
+
+ format.code = fse->code;
+ format.width = 1;
+ format.height = 1;
+ isp_try_format(isp_dev, state, fse->pad, &format, fse->which);
+ fse->min_width = format.width;
+ fse->min_height = format.height;
+
+ if (format.code != fse->code)
+ return -EINVAL;
+
+ format.code = fse->code;
+ format.width = -1;
+ format.height = -1;
+ isp_try_format(isp_dev, state, fse->pad, &format, fse->which);
+ fse->max_width = format.width;
+ fse->max_height = format.height;
+
+ return 0;
+}
+
+static int isp_get_format(struct v4l2_subdev *sd,
+ struct v4l2_subdev_state *state,
+ struct v4l2_subdev_format *fmt)
+{
+ struct stf_isp_dev *isp_dev = v4l2_get_subdevdata(sd);
+ struct v4l2_mbus_framefmt *format;
+
+ format = __isp_get_format(isp_dev, state, fmt->pad, fmt->which);
+ if (!format)
+ return -EINVAL;
+
+ fmt->format = *format;
+
+ return 0;
+}
+
+static int isp_set_format(struct v4l2_subdev *sd,
+ struct v4l2_subdev_state *state,
+ struct v4l2_subdev_format *fmt)
+{
+ struct stf_isp_dev *isp_dev = v4l2_get_subdevdata(sd);
+ struct v4l2_mbus_framefmt *format;
+ struct v4l2_subdev_selection sel = { 0 };
+ struct v4l2_rect *rect = NULL;
+ int ret;
+
+ format = __isp_get_format(isp_dev, state, fmt->pad, fmt->which);
+ if (!format)
+ return -EINVAL;
+
+ mutex_lock(&isp_dev->stream_lock);
+ if (isp_dev->stream_count) {
+ fmt->format = *format;
+ if (fmt->reserved[0] != 0) {
+ sel.which = fmt->which;
+ sel.pad = fmt->reserved[0];
+
+ switch (fmt->reserved[0]) {
+ case STF_ISP_PAD_SRC:
+ rect = __isp_get_compose(isp_dev,
+ state, fmt->which);
+ break;
+
+ default:
+ break;
+ }
+ if (rect) {
+ fmt->format.width = rect->width;
+ fmt->format.height = rect->height;
+ }
+ }
+ mutex_unlock(&isp_dev->stream_lock);
+ goto out;
+ } else {
+ isp_try_format(isp_dev, state, fmt->pad,
+ &fmt->format, fmt->which);
+ *format = fmt->format;
+ }
+ mutex_unlock(&isp_dev->stream_lock);
+
+ /* Propagate the format from sink to source */
+ if (fmt->pad == STF_ISP_PAD_SINK) {
+ /* Reset sink pad compose selection */
+ sel.which = fmt->which;
+ sel.pad = STF_ISP_PAD_SINK;
+ sel.target = V4L2_SEL_TGT_CROP;
+ sel.r.width = fmt->format.width;
+ sel.r.height = fmt->format.height;
+ ret = isp_set_selection(sd, state, &sel);
+ if (ret < 0)
+ return ret;
+ }
+
+out:
+ return 0;
+}
+
+static struct v4l2_rect *
+__isp_get_compose(struct stf_isp_dev *isp_dev,
+ struct v4l2_subdev_state *state,
+ enum v4l2_subdev_format_whence which)
+{
+ if (which == V4L2_SUBDEV_FORMAT_TRY)
+ return v4l2_subdev_get_try_compose(&isp_dev->subdev, state,
+ STF_ISP_PAD_SINK);
+
+ return &isp_dev->rect[ISP_COMPOSE].rect;
+}
+
+static struct v4l2_rect *
+__isp_get_crop(struct stf_isp_dev *isp_dev,
+ struct v4l2_subdev_state *state,
+ enum v4l2_subdev_format_whence which)
+{
+ if (which == V4L2_SUBDEV_FORMAT_TRY)
+ return v4l2_subdev_get_try_crop(&isp_dev->subdev, state,
+ STF_ISP_PAD_SINK);
+
+ return &isp_dev->rect[ISP_CROP].rect;
+}
+
+static void isp_try_crop(struct stf_isp_dev *isp_dev,
+ struct v4l2_subdev_state *state,
+ struct v4l2_rect *rect,
+ enum v4l2_subdev_format_whence which)
+{
+ struct v4l2_mbus_framefmt *fmt;
+
+ fmt = __isp_get_format(isp_dev, state, STF_ISP_PAD_SINK, which);
+
+ if (rect->width > fmt->width)
+ rect->width = fmt->width;
+
+ if (rect->width + rect->left > fmt->width)
+ rect->left = fmt->width - rect->width;
+
+ if (rect->height > fmt->height)
+ rect->height = fmt->height;
+
+ if (rect->height + rect->top > fmt->height)
+ rect->top = fmt->height - rect->height;
+
+ if (rect->width < STFCAMSS_FRAME_MIN_WIDTH) {
+ rect->left = 0;
+ rect->width = STFCAMSS_FRAME_MIN_WIDTH;
+ }
+
+ if (rect->height < STFCAMSS_FRAME_MIN_HEIGHT) {
+ rect->top = 0;
+ rect->height = STFCAMSS_FRAME_MIN_HEIGHT;
+ }
+ rect->height &= ~0x1;
+}
+
+static void isp_try_compose(struct stf_isp_dev *isp_dev,
+ struct v4l2_subdev_state *state,
+ struct v4l2_rect *rect,
+ enum v4l2_subdev_format_whence which)
+{
+ struct v4l2_rect *crop;
+
+ crop = __isp_get_crop(isp_dev, state, which);
+
+ if (rect->width > crop->width)
+ rect->width = crop->width;
+
+ if (rect->height > crop->height)
+ rect->height = crop->height;
+
+ if (crop->width > rect->width * SCALER_RATIO_MAX)
+ rect->width =
+ (crop->width + SCALER_RATIO_MAX - 1) / SCALER_RATIO_MAX;
+
+ if (crop->height > rect->height * SCALER_RATIO_MAX)
+ rect->height =
+ (crop->height + SCALER_RATIO_MAX - 1) / SCALER_RATIO_MAX;
+
+ if (rect->width < STFCAMSS_FRAME_MIN_WIDTH)
+ rect->width = STFCAMSS_FRAME_MIN_WIDTH;
+
+ if (rect->height < STFCAMSS_FRAME_MIN_HEIGHT)
+ rect->height = STFCAMSS_FRAME_MIN_HEIGHT;
+ rect->height &= ~0x1;
+}
+
+static int isp_get_selection(struct v4l2_subdev *sd,
+ struct v4l2_subdev_state *state,
+ struct v4l2_subdev_selection *sel)
+{
+ struct stf_isp_dev *isp_dev = v4l2_get_subdevdata(sd);
+ struct v4l2_subdev_format fmt = { 0 };
+ struct v4l2_rect *rect;
+ int ret;
+
+ switch (sel->target) {
+ case V4L2_SEL_TGT_CROP_BOUNDS:
+ case V4L2_SEL_TGT_CROP_DEFAULT:
+ fmt.pad = sel->pad;
+ fmt.which = sel->which;
+ ret = isp_get_format(sd, state, &fmt);
+ if (ret < 0)
+ return ret;
+
+ sel->r.left = 0;
+ sel->r.top = 0;
+ sel->r.width = fmt.format.width;
+ sel->r.height = fmt.format.height;
+ break;
+
+ case V4L2_SEL_TGT_CROP:
+ rect = __isp_get_crop(isp_dev, state, sel->which);
+ if (!rect)
+ return -EINVAL;
+
+ sel->r = *rect;
+ break;
+
+ case V4L2_SEL_TGT_COMPOSE_BOUNDS:
+ case V4L2_SEL_TGT_COMPOSE_DEFAULT:
+ if (sel->pad > STF_ISP_PAD_SRC)
+ return -EINVAL;
+ rect = __isp_get_crop(isp_dev, state, sel->which);
+ if (!rect)
+ return -EINVAL;
+
+ sel->r.left = rect->left;
+ sel->r.top = rect->top;
+ sel->r.width = rect->width;
+ sel->r.height = rect->height;
+ break;
+
+ case V4L2_SEL_TGT_COMPOSE:
+ if (sel->pad > STF_ISP_PAD_SRC)
+ return -EINVAL;
+
+ rect = __isp_get_compose(isp_dev, state, sel->which);
+ if (!rect)
+ return -EINVAL;
+
+ sel->r = *rect;
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int isp_set_selection(struct v4l2_subdev *sd,
+ struct v4l2_subdev_state *state,
+ struct v4l2_subdev_selection *sel)
+{
+ struct stf_isp_dev *isp_dev = v4l2_get_subdevdata(sd);
+ struct v4l2_rect *rect;
+ int ret = 0;
+
+ if (sel->target == V4L2_SEL_TGT_COMPOSE &&
+ (sel->pad == STF_ISP_PAD_SINK || sel->pad == STF_ISP_PAD_SRC)) {
+ struct v4l2_subdev_format fmt = { 0 };
+
+ rect = __isp_get_compose(isp_dev, state, sel->which);
+ if (!rect)
+ return -EINVAL;
+
+ mutex_lock(&isp_dev->stream_lock);
+ if (isp_dev->stream_count) {
+ sel->r = *rect;
+ mutex_unlock(&isp_dev->stream_lock);
+ ret = 0;
+ goto out;
+ } else {
+ isp_try_compose(isp_dev, state, &sel->r, sel->which);
+ *rect = sel->r;
+ }
+ mutex_unlock(&isp_dev->stream_lock);
+
+ /* Reset source pad format width and height */
+ fmt.which = sel->which;
+ fmt.pad = STF_ISP_PAD_SRC;
+ ret = isp_get_format(sd, state, &fmt);
+ if (ret < 0)
+ return ret;
+
+ fmt.format.width = rect->width;
+ fmt.format.height = rect->height;
+ ret = isp_set_format(sd, state, &fmt);
+
+ } else if (sel->target == V4L2_SEL_TGT_CROP) {
+ struct v4l2_subdev_selection compose = { 0 };
+
+ rect = __isp_get_crop(isp_dev, state, sel->which);
+ if (!rect)
+ return -EINVAL;
+
+ mutex_lock(&isp_dev->stream_lock);
+ if (isp_dev->stream_count) {
+ sel->r = *rect;
+ mutex_unlock(&isp_dev->stream_lock);
+ ret = 0;
+ goto out;
+ } else {
+ isp_try_crop(isp_dev, state, &sel->r, sel->which);
+ *rect = sel->r;
+ }
+ mutex_unlock(&isp_dev->stream_lock);
+
+ /* Reset source compose selection */
+ compose.which = sel->which;
+ compose.target = V4L2_SEL_TGT_COMPOSE;
+ compose.r.width = rect->width;
+ compose.r.height = rect->height;
+ compose.pad = STF_ISP_PAD_SINK;
+ ret = isp_set_selection(sd, state, &compose);
+ } else {
+ ret = -EINVAL;
+ }
+
+ dev_dbg(isp_dev->stfcamss->dev, "%s pad = %d, left = %d, %d, %d, %d\n",
+ __func__, sel->pad, sel->r.left,
+ sel->r.top, sel->r.width, sel->r.height);
+out:
+ return ret;
+}
+
+static int isp_init_formats(struct v4l2_subdev *sd,
+ struct v4l2_subdev_fh *fh)
+{
+ struct v4l2_subdev_format format = {
+ .pad = STF_ISP_PAD_SINK,
+ .which =
+ fh ? V4L2_SUBDEV_FORMAT_TRY : V4L2_SUBDEV_FORMAT_ACTIVE,
+ .format = {
+ .code = MEDIA_BUS_FMT_RGB565_2X8_LE,
+ .width = 1920,
+ .height = 1080
+ }
+ };
+
+ return isp_set_format(sd, fh ? fh->state : NULL, &format);
+}
+
+static int isp_link_setup(struct media_entity *entity,
+ const struct media_pad *local,
+ const struct media_pad *remote, u32 flags)
+{
+ if (flags & MEDIA_LNK_FL_ENABLED)
+ if (media_pad_remote_pad_first(local))
+ return -EBUSY;
+ return 0;
+}
+
+static int isp_close(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
+{
+ struct stf_isp_dev *isp_dev = v4l2_get_subdevdata(sd);
+
+ while (atomic_dec_if_positive(&isp_dev->shadow_count) > 0)
+ dev_warn(isp_dev->stfcamss->dev, "unlock the shadow lock!\n");
+
+ return 0;
+}
+
+static int stf_isp_subscribe_event(struct v4l2_subdev *sd,
+ struct v4l2_fh *fh,
+ struct v4l2_event_subscription *sub)
+{
+ switch (sub->type) {
+ case V4L2_EVENT_SOURCE_CHANGE:
+ return v4l2_src_change_event_subdev_subscribe(sd, fh, sub);
+ default:
+ return -EINVAL;
+ }
+}
+
+static const struct v4l2_subdev_core_ops isp_core_ops = {
+ .s_power = isp_set_power,
+ .subscribe_event = stf_isp_subscribe_event,
+ .unsubscribe_event = v4l2_event_subdev_unsubscribe,
+};
+
+static const struct v4l2_subdev_video_ops isp_video_ops = {
+ .s_stream = isp_set_stream,
+};
+
+static const struct v4l2_subdev_pad_ops isp_pad_ops = {
+ .enum_mbus_code = isp_enum_mbus_code,
+ .enum_frame_size = isp_enum_frame_size,
+ .get_fmt = isp_get_format,
+ .set_fmt = isp_set_format,
+ .get_selection = isp_get_selection,
+ .set_selection = isp_set_selection,
+};
+
+static const struct v4l2_subdev_ops isp_v4l2_ops = {
+ .core = &isp_core_ops,
+ .video = &isp_video_ops,
+ .pad = &isp_pad_ops,
+};
+
+static const struct v4l2_subdev_internal_ops isp_v4l2_internal_ops = {
+ .open = isp_init_formats,
+ .close = isp_close,
+};
+
+static const struct media_entity_operations isp_media_ops = {
+ .link_setup = isp_link_setup,
+ .link_validate = v4l2_subdev_link_validate,
+};
+
+int stf_isp_register(struct stf_isp_dev *isp_dev, struct v4l2_device *v4l2_dev)
+{
+ struct v4l2_subdev *sd = &isp_dev->subdev;
+ struct media_pad *pads = isp_dev->pads;
+ int ret;
+
+ v4l2_subdev_init(sd, &isp_v4l2_ops);
+ sd->internal_ops = &isp_v4l2_internal_ops;
+ sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE | V4L2_SUBDEV_FL_HAS_EVENTS;
+ snprintf(sd->name, ARRAY_SIZE(sd->name), "%s%d", STF_ISP_NAME, 0);
+ v4l2_set_subdevdata(sd, isp_dev);
+
+ ret = isp_init_formats(sd, NULL);
+ if (ret < 0) {
+ dev_err(isp_dev->stfcamss->dev, "Failed to init format: %d\n",
+ ret);
+ return ret;
+ }
+
+ pads[STF_ISP_PAD_SINK].flags = MEDIA_PAD_FL_SINK;
+ pads[STF_ISP_PAD_SRC].flags = MEDIA_PAD_FL_SOURCE;
+
+ sd->entity.function = MEDIA_ENT_F_PROC_VIDEO_PIXEL_FORMATTER;
+ sd->entity.ops = &isp_media_ops;
+ ret = media_entity_pads_init(&sd->entity, STF_ISP_PAD_MAX, pads);
+ if (ret < 0) {
+ dev_err(isp_dev->stfcamss->dev,
+ "Failed to init media entity: %d\n", ret);
+ return ret;
+ }
+
+ ret = v4l2_device_register_subdev(v4l2_dev, sd);
+ if (ret < 0) {
+ dev_err(isp_dev->stfcamss->dev,
+ "Failed to register subdev: %d\n", ret);
+ goto err_sreg;
+ }
+
+ return 0;
+
+err_sreg:
+ media_entity_cleanup(&sd->entity);
+ return ret;
+}
+
+int stf_isp_unregister(struct stf_isp_dev *isp_dev)
+{
+ v4l2_device_unregister_subdev(&isp_dev->subdev);
+ media_entity_cleanup(&isp_dev->subdev.entity);
+ mutex_destroy(&isp_dev->stream_lock);
+ mutex_destroy(&isp_dev->power_lock);
+ mutex_destroy(&isp_dev->setfile_lock);
+ return 0;
+}
diff --git a/drivers/media/platform/starfive/stf_isp.h b/drivers/media/platform/starfive/stf_isp.h
new file mode 100644
index 000000000000..75feff8ac83f
--- /dev/null
+++ b/drivers/media/platform/starfive/stf_isp.h
@@ -0,0 +1,999 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * stf_isp.h
+ *
+ * StarFive Camera Subsystem - ISP Module
+ *
+ * Copyright (C) 2021-2023 StarFive Technology Co., Ltd.
+ */
+
+#ifndef STF_ISP_H
+#define STF_ISP_H
+
+#include <media/media-entity.h>
+#include <media/v4l2-subdev.h>
+
+#define STF_ISP_SETFILE "stf_isp0_fw.bin"
+
+#define ISP_RAW_DATA_BITS 12
+#define SCALER_RATIO_MAX 1
+#define STF_ISP_REG_OFFSET_MAX 0x0fff
+#define STF_ISP_REG_DELAY_MAX 100
+
+/* isp registers */
+#define ISP_REG_CSI_INPUT_EN_AND_STATUS 0x000
+#define CSI_SCD_ERR BIT(6)
+#define CSI_ITU656_ERR BIT(4)
+#define CSI_ITU656_F BIT(3)
+#define CSI_SCD_DONE BIT(2)
+#define CSI_BUSY_S BIT(1)
+#define CSI_EN_S BIT(0)
+
+#define ISP_REG_CSIINTS_ADDR 0x008
+#define CSI_INTS(n) ((n) << 16)
+#define CSI_SHA_M(n) ((n) << 0)
+#define CSI_INTS_MASK GENMASK(17, 16)
+
+#define ISP_REG_CSI_MODULE_CFG 0x010
+#define CSI_DUMP_EN BIT(19)
+#define CSI_VS_EN BIT(18)
+#define CSI_SC_EN BIT(17)
+#define CSI_OBA_EN BIT(16)
+#define CSI_AWB_EN BIT(7)
+#define CSI_LCCF_EN BIT(6)
+#define CSI_OECFHM_EN BIT(5)
+#define CSI_OECF_EN BIT(4)
+#define CSI_LCBQ_EN BIT(3)
+#define CSI_OBC_EN BIT(2)
+#define CSI_DEC_EN BIT(1)
+#define CSI_DC_EN BIT(0)
+
+#define ISP_REG_SENSOR 0x014
+#define DVP_SYNC_POL(n) ((n) << 2)
+#define ITU656_EN(n) ((n) << 1)
+#define IMAGER_SEL(n) ((n) << 0)
+
+#define ISP_REG_RAW_FORMAT_CFG 0x018
+#define SMY13(n) ((n) << 14)
+#define SMY12(n) ((n) << 12)
+#define SMY11(n) ((n) << 10)
+#define SMY10(n) ((n) << 8)
+#define SMY3(n) ((n) << 6)
+#define SMY2(n) ((n) << 4)
+#define SMY1(n) ((n) << 2)
+#define SMY0(n) ((n) << 0)
+
+#define ISP_REG_PIC_CAPTURE_START_CFG 0x01c
+#define VSTART_CAP(n) ((n) << 16)
+#define HSTART_CAP(n) ((n) << 0)
+
+#define ISP_REG_PIC_CAPTURE_END_CFG 0x020
+#define VEND_CAP(n) ((n) << 16)
+#define HEND_CAP(n) ((n) << 0)
+
+#define ISP_REG_DUMP_CFG_0 0x024
+#define ISP_REG_DUMP_CFG_1 0x028
+#define DUMP_ID(n) ((n) << 24)
+#define DUMP_SHT(n) ((n) << 20)
+#define DUMP_BURST_LEN(n) ((n) << 16)
+#define DUMP_SD(n) ((n) << 0)
+#define DUMP_BURST_LEN_MASK GENMASK(17, 16)
+#define DUMP_SD_MASK GENMASK(15, 0)
+
+#define ISP_REG_DEC_CFG 0x030
+#define DEC_V_KEEP(n) ((n) << 24)
+#define DEC_V_PERIOD(n) ((n) << 16)
+#define DEC_H_KEEP(n) ((n) << 8)
+#define DEC_H_PERIOD(n) ((n) << 0)
+
+#define ISP_REG_OBC_CFG 0x034
+#define OBC_W_H(y) ((y) << 4)
+#define OBC_W_W(x) ((x) << 0)
+
+#define ISP_REG_DC_CFG_1 0x044
+#define DC_AXI_ID(n) ((n) << 0)
+
+#define ISP_REG_LCCF_CFG_0 0x050
+#define Y_DISTANCE(y) ((y) << 16)
+#define X_DISTANCE(x) ((x) << 16)
+
+#define ISP_REG_LCCF_CFG_1 0x058
+#define LCCF_MAX_DIS(n) ((n) << 0)
+
+#define ISP_REG_LCBQ_CFG_0 0x074
+#define H_LCBQ(y) ((y) << 12)
+#define W_LCBQ(x) ((x) << 8)
+
+#define ISP_REG_LCBQ_CFG_1 0x07c
+#define Y_COOR(y) ((y) << 16)
+#define X_COOR(x) ((x) << 0)
+
+#define ISP_REG_OBA_CFG_0 0x090
+#define VSTART(n) ((n) << 16)
+#define HSTART(n) ((n) << 0)
+
+#define ISP_REG_OBA_CFG_1 0x094
+#define VEND(n) ((n) << 16)
+#define HEND(n) ((n) << 0)
+
+#define ISP_REG_SCD_CFG_0 0x098
+#define ISP_REG_SCD_CFG_1 0x09c
+#define AXI_ID(n) ((n) << 24)
+
+#define ISP_REG_SC_CFG_0 0x0b8
+#define VSTART_SC(n) ((n) << 16)
+#define HSTART_SC(n) ((n) << 0)
+
+#define ISP_REG_SC_CFG_1 0x0bc
+#define SEL_SC(n) ((n) << 30)
+#define AWB_PS_GRB_BA(n) ((n) << 16)
+#define HEIGHT_SC(n) ((n) << 8)
+#define WIDTH_SC(n) ((n) << 0)
+
+#define ISP_REG_SC_AF 0x0c0
+#define AF_ES_HTHR(n) ((n) << 16)
+#define AF_ES_VTHR(n) ((n) << 8)
+#define AF_ES_VE(n) ((n) << 3)
+#define AF_ES_HE(n) ((n) << 2)
+#define AF_ES_SM(n) ((n) << 1)
+#define AF_ES_HM(n) ((n) << 0)
+
+#define ISP_REG_SC_AWB_PS_CFG_0 0x0c4
+#define AWB_PS_GU(n) ((n) << 24)
+#define AWB_PS_GL(n) ((n) << 16)
+#define AWB_PS_RU(n) ((n) << 8)
+#define AWB_PS_RL(n) ((n) << 0)
+#define ISP_REG_SC_AWB_PS_CFG_1 0x0c8
+#define AWB_PS_YU(n) ((n) << 24)
+#define AWB_PS_YL(n) ((n) << 16)
+#define AWB_PS_BU(n) ((n) << 8)
+#define AWB_PS_BL(n) ((n) << 0)
+#define ISP_REG_SC_AWB_PS_CFG_2 0x0cc
+#define AWB_PS_GRU(n) ((n) << 16)
+#define AWB_PS_GRL(n) ((n) << 0)
+#define ISP_REG_SC_AWB_PS_CFG_3 0x0d0
+#define AWB_PS_GBU(n) ((n) << 16)
+#define AWB_PS_GBL(n) ((n) << 0)
+#define ISP_REG_SC_AWB_PS_CFG_4 0x0d4
+#define AWB_PS_GRBU(n) ((n) << 16)
+#define AWB_PS_GRBL(n) ((n) << 0)
+
+#define ISP_REG_SC_DEC 0x0d8
+#define VKEEP(n) ((n) << 24)
+#define VPERIOD(n) ((n) << 16)
+#define HKEEP(n) ((n) << 8)
+#define HPERIOD(n) ((n) << 0)
+
+#define ISP_REG_LCCF_CFG_2 0x0e0
+#define ISP_REG_LCCF_CFG_3 0x0e4
+#define ISP_REG_LCCF_CFG_4 0x0e8
+#define ISP_REG_LCCF_CFG_5 0x0ec
+#define LCCF_F2_PAR(n) ((n) << 16)
+#define LCCF_F1_PAR(n) ((n) << 0)
+
+#define ISP_REG_OECF_X0_CFG_0 0x100
+#define ISP_REG_OECF_X0_CFG_1 0x104
+#define ISP_REG_OECF_X0_CFG_2 0x108
+#define ISP_REG_OECF_X0_CFG_3 0x10c
+#define ISP_REG_OECF_X0_CFG_4 0x110
+#define ISP_REG_OECF_X0_CFG_5 0x114
+#define ISP_REG_OECF_X0_CFG_6 0x118
+#define ISP_REG_OECF_X0_CFG_7 0x11c
+#define ISP_REG_OECF_X1_CFG_0 0x120
+#define ISP_REG_OECF_X1_CFG_1 0x124
+#define ISP_REG_OECF_X1_CFG_2 0x128
+#define ISP_REG_OECF_X1_CFG_3 0x12c
+#define ISP_REG_OECF_X1_CFG_4 0x130
+#define ISP_REG_OECF_X1_CFG_5 0x134
+#define ISP_REG_OECF_X1_CFG_6 0x138
+#define ISP_REG_OECF_X1_CFG_7 0x13c
+#define ISP_REG_OECF_X2_CFG_0 0x140
+#define ISP_REG_OECF_X2_CFG_1 0x144
+#define ISP_REG_OECF_X2_CFG_2 0x148
+#define ISP_REG_OECF_X2_CFG_3 0x14c
+#define ISP_REG_OECF_X2_CFG_4 0x150
+#define ISP_REG_OECF_X2_CFG_5 0x154
+#define ISP_REG_OECF_X2_CFG_6 0x158
+#define ISP_REG_OECF_X2_CFG_7 0x15c
+#define ISP_REG_OECF_X3_CFG_0 0x160
+#define ISP_REG_OECF_X3_CFG_1 0x164
+#define ISP_REG_OECF_X3_CFG_2 0x168
+#define ISP_REG_OECF_X3_CFG_3 0x16c
+#define ISP_REG_OECF_X3_CFG_4 0x170
+#define ISP_REG_OECF_X3_CFG_5 0x174
+#define ISP_REG_OECF_X3_CFG_6 0x178
+#define ISP_REG_OECF_X3_CFG_7 0x17c
+#define OCEF_X_PAR_H(n) ((n) << 16)
+#define OCEF_X_PAR_L(n) ((n) << 0)
+
+#define ISP_REG_OECF_Y0_CFG_0 0x180
+#define ISP_REG_OECF_Y0_CFG_1 0x184
+#define ISP_REG_OECF_Y0_CFG_2 0x188
+#define ISP_REG_OECF_Y0_CFG_3 0x18c
+#define ISP_REG_OECF_Y0_CFG_4 0x190
+#define ISP_REG_OECF_Y0_CFG_5 0x194
+#define ISP_REG_OECF_Y0_CFG_6 0x198
+#define ISP_REG_OECF_Y0_CFG_7 0x19c
+#define ISP_REG_OECF_Y1_CFG_0 0x1a0
+#define ISP_REG_OECF_Y1_CFG_1 0x1a4
+#define ISP_REG_OECF_Y1_CFG_2 0x1a8
+#define ISP_REG_OECF_Y1_CFG_3 0x1ac
+#define ISP_REG_OECF_Y1_CFG_4 0x1b0
+#define ISP_REG_OECF_Y1_CFG_5 0x1b4
+#define ISP_REG_OECF_Y1_CFG_6 0x1b8
+#define ISP_REG_OECF_Y1_CFG_7 0x1bc
+#define ISP_REG_OECF_Y2_CFG_0 0x1c0
+#define ISP_REG_OECF_Y2_CFG_1 0x1c4
+#define ISP_REG_OECF_Y2_CFG_2 0x1c8
+#define ISP_REG_OECF_Y2_CFG_3 0x1cc
+#define ISP_REG_OECF_Y2_CFG_4 0x1d0
+#define ISP_REG_OECF_Y2_CFG_5 0x1d4
+#define ISP_REG_OECF_Y2_CFG_6 0x1d8
+#define ISP_REG_OECF_Y2_CFG_7 0x1dc
+#define ISP_REG_OECF_Y3_CFG_0 0x1e0
+#define ISP_REG_OECF_Y3_CFG_1 0x1e4
+#define ISP_REG_OECF_Y3_CFG_2 0x1e8
+#define ISP_REG_OECF_Y3_CFG_3 0x1ec
+#define ISP_REG_OECF_Y3_CFG_4 0x1f0
+#define ISP_REG_OECF_Y3_CFG_5 0x1f4
+#define ISP_REG_OECF_Y3_CFG_6 0x1f8
+#define ISP_REG_OECF_Y3_CFG_7 0x1fc
+#define OCEF_Y_PAR_H(n) ((n) << 16)
+#define OCEF_Y_PAR_L(n) ((n) << 0)
+
+#define ISP_REG_OECF_S0_CFG_0 0x200
+#define ISP_REG_OECF_S0_CFG_1 0x204
+#define ISP_REG_OECF_S0_CFG_2 0x208
+#define ISP_REG_OECF_S0_CFG_3 0x20c
+#define ISP_REG_OECF_S0_CFG_4 0x210
+#define ISP_REG_OECF_S0_CFG_5 0x214
+#define ISP_REG_OECF_S0_CFG_6 0x218
+#define ISP_REG_OECF_S0_CFG_7 0x21c
+#define ISP_REG_OECF_S1_CFG_0 0x220
+#define ISP_REG_OECF_S1_CFG_1 0x224
+#define ISP_REG_OECF_S1_CFG_2 0x228
+#define ISP_REG_OECF_S1_CFG_3 0x22c
+#define ISP_REG_OECF_S1_CFG_4 0x230
+#define ISP_REG_OECF_S1_CFG_5 0x234
+#define ISP_REG_OECF_S1_CFG_6 0x238
+#define ISP_REG_OECF_S1_CFG_7 0x23c
+#define ISP_REG_OECF_S2_CFG_0 0x240
+#define ISP_REG_OECF_S2_CFG_1 0x244
+#define ISP_REG_OECF_S2_CFG_2 0x248
+#define ISP_REG_OECF_S2_CFG_3 0x24c
+#define ISP_REG_OECF_S2_CFG_4 0x250
+#define ISP_REG_OECF_S2_CFG_5 0x254
+#define ISP_REG_OECF_S2_CFG_6 0x258
+#define ISP_REG_OECF_S2_CFG_7 0x25c
+#define ISP_REG_OECF_S3_CFG_0 0x260
+#define ISP_REG_OECF_S3_CFG_1 0x264
+#define ISP_REG_OECF_S3_CFG_2 0x268
+#define ISP_REG_OECF_S3_CFG_3 0x26c
+#define ISP_REG_OECF_S3_CFG_4 0x270
+#define ISP_REG_OECF_S3_CFG_5 0x274
+#define ISP_REG_OECF_S3_CFG_6 0x278
+#define ISP_REG_OECF_S3_CFG_7 0x27c
+#define OCEF_S_PAR_H(n) ((n) << 16)
+#define OCEF_S_PAR_L(n) ((n) << 0)
+
+#define ISP_REG_AWB_X0_CFG_0 0x280
+#define ISP_REG_AWB_X0_CFG_1 0x284
+#define ISP_REG_AWB_X1_CFG_0 0x288
+#define ISP_REG_AWB_X1_CFG_1 0x28c
+#define ISP_REG_AWB_X2_CFG_0 0x290
+#define ISP_REG_AWB_X2_CFG_1 0x294
+#define ISP_REG_AWB_X3_CFG_0 0x298
+#define ISP_REG_AWB_X3_CFG_1 0x29c
+#define AWB_X_SYMBOL1(n) ((n) << 16)
+#define AWB_X_SYMBOL0(n) ((n) << 0)
+
+#define ISP_REG_AWB_Y0_CFG_0 0x2a0
+#define ISP_REG_AWB_Y0_CFG_1 0x2a4
+#define ISP_REG_AWB_Y1_CFG_0 0x2a8
+#define ISP_REG_AWB_Y1_CFG_1 0x2ac
+#define ISP_REG_AWB_Y2_CFG_0 0x2b0
+#define ISP_REG_AWB_Y2_CFG_1 0x2b4
+#define ISP_REG_AWB_Y3_CFG_0 0x2b8
+#define ISP_REG_AWB_Y3_CFG_1 0x2bc
+#define AWB_Y_SYMBOL1(n) ((n) << 16)
+#define AWB_Y_SYMBOL0(n) ((n) << 0)
+
+#define ISP_REG_AWB_S0_CFG_0 0x2c0
+#define ISP_REG_AWB_S0_CFG_1 0x2c4
+#define ISP_REG_AWB_S1_CFG_0 0x2c8
+#define ISP_REG_AWB_S1_CFG_1 0x2cc
+#define ISP_REG_AWB_S2_CFG_0 0x2d0
+#define ISP_REG_AWB_S2_CFG_1 0x2d4
+#define ISP_REG_AWB_S3_CFG_0 0x2d8
+#define ISP_REG_AWB_S3_CFG_1 0x2dc
+#define AWB_S_SYMBOL1(n) ((n) << 16)
+#define AWB_S_SYMBOL0(n) ((n) << 0)
+
+#define ISP_REG_OBCG_CFG_0 0x2e0
+#define ISP_REG_OBCG_CFG_1 0x2e4
+#define ISP_REG_OBCG_CFG_2 0x2e8
+#define ISP_REG_OBCG_CFG_3 0x2ec
+#define ISP_REG_OBCO_CFG_0 0x2f0
+#define ISP_REG_OBCO_CFG_1 0x2f4
+#define ISP_REG_OBCO_CFG_2 0x2f8
+#define ISP_REG_OBCO_CFG_3 0x2fc
+#define D_S0(x) ((x) << 24)
+#define C_S0(x) ((x) << 16)
+#define B_S0(x) ((x) << 8)
+#define A_S0(x) ((x) << 0)
+
+#define ISP_REG_LCBQ_GAIN0_CFG_0 0x300
+#define ISP_REG_LCBQ_GAIN0_CFG_1 0x304
+#define ISP_REG_LCBQ_GAIN0_CFG_2 0x308
+#define ISP_REG_LCBQ_GAIN0_CFG_3 0x30c
+#define ISP_REG_LCBQ_GAIN0_CFG_4 0x310
+#define ISP_REG_LCBQ_GAIN0_CFG_5 0x314
+#define ISP_REG_LCBQ_GAIN0_CFG_6 0x318
+#define ISP_REG_LCBQ_GAIN0_CFG_7 0x31c
+#define ISP_REG_LCBQ_GAIN0_CFG_8 0x320
+#define ISP_REG_LCBQ_GAIN0_CFG_9 0x324
+#define ISP_REG_LCBQ_GAIN0_CFG_10 0x328
+#define ISP_REG_LCBQ_GAIN0_CFG_11 0x32c
+#define ISP_REG_LCBQ_GAIN0_CFG_12 0x330
+#define ISP_REG_LCBQ_GAIN1_CFG_0 0x334
+#define ISP_REG_LCBQ_GAIN1_CFG_1 0x338
+#define ISP_REG_LCBQ_GAIN1_CFG_2 0x33c
+#define ISP_REG_LCBQ_GAIN1_CFG_3 0x340
+#define ISP_REG_LCBQ_GAIN1_CFG_4 0x344
+#define ISP_REG_LCBQ_GAIN1_CFG_5 0x348
+#define ISP_REG_LCBQ_GAIN1_CFG_6 0x34c
+#define ISP_REG_LCBQ_GAIN1_CFG_7 0x350
+#define ISP_REG_LCBQ_GAIN1_CFG_8 0x354
+#define ISP_REG_LCBQ_GAIN1_CFG_9 0x358
+#define ISP_REG_LCBQ_GAIN1_CFG_10 0x35c
+#define ISP_REG_LCBQ_GAIN1_CFG_11 0x360
+#define ISP_REG_LCBQ_GAIN1_CFG_12 0x364
+#define ISP_REG_LCBQ_GAIN2_CFG_0 0x368
+#define ISP_REG_LCBQ_GAIN2_CFG_1 0x36c
+#define ISP_REG_LCBQ_GAIN2_CFG_2 0x370
+#define ISP_REG_LCBQ_GAIN2_CFG_3 0x374
+#define ISP_REG_LCBQ_GAIN2_CFG_4 0x378
+#define ISP_REG_LCBQ_GAIN2_CFG_5 0x37c
+#define ISP_REG_LCBQ_GAIN2_CFG_6 0x380
+#define ISP_REG_LCBQ_GAIN2_CFG_7 0x384
+#define ISP_REG_LCBQ_GAIN2_CFG_8 0x388
+#define ISP_REG_LCBQ_GAIN2_CFG_9 0x38c
+#define ISP_REG_LCBQ_GAIN2_CFG_10 0x390
+#define ISP_REG_LCBQ_GAIN2_CFG_11 0x394
+#define ISP_REG_LCBQ_GAIN2_CFG_12 0x398
+#define ISP_REG_LCBQ_GAIN3_CFG_0 0x39c
+#define ISP_REG_LCBQ_GAIN3_CFG_1 0x3a0
+#define ISP_REG_LCBQ_GAIN3_CFG_2 0x3a4
+#define ISP_REG_LCBQ_GAIN3_CFG_3 0x3a8
+#define ISP_REG_LCBQ_GAIN3_CFG_4 0x3ac
+#define ISP_REG_LCBQ_GAIN3_CFG_5 0x3b0
+#define ISP_REG_LCBQ_GAIN3_CFG_6 0x3b4
+#define ISP_REG_LCBQ_GAIN3_CFG_7 0x3b8
+#define ISP_REG_LCBQ_GAIN3_CFG_8 0x3bc
+#define ISP_REG_LCBQ_GAIN3_CFG_9 0x3c0
+#define ISP_REG_LCBQ_GAIN3_CFG_10 0x3c4
+#define ISP_REG_LCBQ_GAIN3_CFG_11 0x3c8
+#define ISP_REG_LCBQ_GAIN3_CFG_12 0x3cc
+#define GAIN_H(n) ((n) << 16)
+#define GAIN_L(n) ((n) << 0)
+
+#define ISP_REG_OECFHM_Y_CFG_0 0x3d0
+#define ISP_REG_OECFHM_Y_CFG_1 0x3d4
+#define ISP_REG_OECFHM_Y_CFG_2 0x3d8
+#define ISP_REG_OECFHM_S_CFG_0 0x3dc
+#define ISP_REG_OECFHM_S_CFG_1 0x3e0
+#define ISP_REG_OECFHM_S_CFG_2 0x3e4
+#define OECFHM_H(n) ((n) << 16)
+#define OECFHM_L(n) ((n) << 0)
+
+#define ISP_REG_LCBQ_OFFSET0_CFG_0 0x400
+#define ISP_REG_LCBQ_OFFSET0_CFG_1 0x404
+#define ISP_REG_LCBQ_OFFSET0_CFG_2 0x408
+#define ISP_REG_LCBQ_OFFSET0_CFG_3 0x40c
+#define ISP_REG_LCBQ_OFFSET0_CFG_4 0x410
+#define ISP_REG_LCBQ_OFFSET0_CFG_5 0x414
+#define ISP_REG_LCBQ_OFFSET0_CFG_6 0x418
+#define ISP_REG_LCBQ_OFFSET0_CFG_7 0x41c
+#define ISP_REG_LCBQ_OFFSET0_CFG_8 0x420
+#define ISP_REG_LCBQ_OFFSET0_CFG_9 0x424
+#define ISP_REG_LCBQ_OFFSET0_CFG_10 0x428
+#define ISP_REG_LCBQ_OFFSET0_CFG_11 0x42c
+#define ISP_REG_LCBQ_OFFSET0_CFG_12 0x430
+#define ISP_REG_LCBQ_OFFSET1_CFG_0 0x434
+#define ISP_REG_LCBQ_OFFSET1_CFG_1 0x438
+#define ISP_REG_LCBQ_OFFSET1_CFG_2 0x43c
+#define ISP_REG_LCBQ_OFFSET1_CFG_3 0x440
+#define ISP_REG_LCBQ_OFFSET1_CFG_4 0x444
+#define ISP_REG_LCBQ_OFFSET1_CFG_5 0x448
+#define ISP_REG_LCBQ_OFFSET1_CFG_6 0x44c
+#define ISP_REG_LCBQ_OFFSET1_CFG_7 0x450
+#define ISP_REG_LCBQ_OFFSET1_CFG_8 0x454
+#define ISP_REG_LCBQ_OFFSET1_CFG_9 0x458
+#define ISP_REG_LCBQ_OFFSET1_CFG_10 0x45c
+#define ISP_REG_LCBQ_OFFSET1_CFG_11 0x460
+#define ISP_REG_LCBQ_OFFSET1_CFG_12 0x464
+#define ISP_REG_LCBQ_OFFSET2_CFG_0 0x468
+#define ISP_REG_LCBQ_OFFSET2_CFG_1 0x46c
+#define ISP_REG_LCBQ_OFFSET2_CFG_2 0x470
+#define ISP_REG_LCBQ_OFFSET2_CFG_3 0x474
+#define ISP_REG_LCBQ_OFFSET2_CFG_4 0x478
+#define ISP_REG_LCBQ_OFFSET2_CFG_5 0x47c
+#define ISP_REG_LCBQ_OFFSET2_CFG_6 0x480
+#define ISP_REG_LCBQ_OFFSET2_CFG_7 0x484
+#define ISP_REG_LCBQ_OFFSET2_CFG_8 0x488
+#define ISP_REG_LCBQ_OFFSET2_CFG_9 0x48c
+#define ISP_REG_LCBQ_OFFSET2_CFG_10 0x490
+#define ISP_REG_LCBQ_OFFSET2_CFG_11 0x494
+#define ISP_REG_LCBQ_OFFSET2_CFG_12 0x498
+#define ISP_REG_LCBQ_OFFSET3_CFG_0 0x49c
+#define ISP_REG_LCBQ_OFFSET3_CFG_1 0x4a0
+#define ISP_REG_LCBQ_OFFSET3_CFG_2 0x4a4
+#define ISP_REG_LCBQ_OFFSET3_CFG_3 0x4a8
+#define ISP_REG_LCBQ_OFFSET3_CFG_4 0x4ac
+#define ISP_REG_LCBQ_OFFSET3_CFG_5 0x4b0
+#define ISP_REG_LCBQ_OFFSET3_CFG_6 0x4b4
+#define ISP_REG_LCBQ_OFFSET3_CFG_7 0x4b8
+#define ISP_REG_LCBQ_OFFSET3_CFG_8 0x4bc
+#define ISP_REG_LCBQ_OFFSET3_CFG_9 0x4c0
+#define ISP_REG_LCBQ_OFFSET3_CFG_10 0x4c4
+#define ISP_REG_LCBQ_OFFSET3_CFG_11 0x4c8
+#define ISP_REG_LCBQ_OFFSET3_CFG_12 0x4cc
+
+#define ISP_REG_SC_AWB_WS_CW0_CFG_0 0x4d0
+#define ISP_REG_SC_AWB_WS_CW0_CFG_1 0x4d4
+#define ISP_REG_SC_AWB_WS_CW1_CFG_0 0x4d8
+#define ISP_REG_SC_AWB_WS_CW1_CFG_1 0x4dc
+#define ISP_REG_SC_AWB_WS_CW2_CFG_0 0x4e0
+#define ISP_REG_SC_AWB_WS_CW2_CFG_1 0x4e4
+#define ISP_REG_SC_AWB_WS_CW3_CFG_0 0x4e8
+#define ISP_REG_SC_AWB_WS_CW3_CFG_1 0x4ec
+#define ISP_REG_SC_AWB_WS_CW4_CFG_0 0x4f0
+#define ISP_REG_SC_AWB_WS_CW4_CFG_1 0x4f4
+#define ISP_REG_SC_AWB_WS_CW5_CFG_0 0x4f8
+#define ISP_REG_SC_AWB_WS_CW5_CFG_1 0x4fc
+#define ISP_REG_SC_AWB_WS_CW6_CFG_0 0x500
+#define ISP_REG_SC_AWB_WS_CW6_CFG_1 0x504
+#define ISP_REG_SC_AWB_WS_CW7_CFG_0 0x508
+#define ISP_REG_SC_AWB_WS_CW7_CFG_1 0x50c
+#define ISP_REG_SC_AWB_WS_CW8_CFG_0 0x510
+#define ISP_REG_SC_AWB_WS_CW8_CFG_1 0x514
+#define ISP_REG_SC_AWB_WS_CW9_CFG_0 0x518
+#define ISP_REG_SC_AWB_WS_CW9_CFG_1 0x51c
+#define ISP_REG_SC_AWB_WS_CW10_CFG_0 0x520
+#define ISP_REG_SC_AWB_WS_CW10_CFG_1 0x524
+#define ISP_REG_SC_AWB_WS_CW11_CFG_0 0x528
+#define ISP_REG_SC_AWB_WS_CW11_CFG_1 0x52c
+#define ISP_REG_SC_AWB_WS_CW12_CFG_0 0x530
+#define ISP_REG_SC_AWB_WS_CW12_CFG_1 0x534
+#define AWB_WS_CW_W_7(n) ((n) << 28)
+#define AWB_WS_CW_W_6(n) ((n) << 24)
+#define AWB_WS_CW_W_5(n) ((n) << 20)
+#define AWB_WS_CW_W_4(n) ((n) << 16)
+#define AWB_WS_CW_W_3(n) ((n) << 12)
+#define AWB_WS_CW_W_2(n) ((n) << 8)
+#define AWB_WS_CW_W_1(n) ((n) << 4)
+#define AWB_WS_CW_W_0(n) ((n) << 0)
+
+#define ISP_REG_SC_AWB_WS_IWV_CFG_0 0x538
+#define ISP_REG_SC_AWB_WS_IWV_CFG_1 0x53c
+#define AWB_WS_IW_V_7(n) ((n) << 28)
+#define AWB_WS_IW_V_6(n) ((n) << 24)
+#define AWB_WS_IW_V_5(n) ((n) << 20)
+#define AWB_WS_IW_V_4(n) ((n) << 16)
+#define AWB_WS_IW_V_3(n) ((n) << 12)
+#define AWB_WS_IW_V_2(n) ((n) << 8)
+#define AWB_WS_IW_V_1(n) ((n) << 4)
+#define AWB_WS_IW_V_0(n) ((n) << 0)
+
+#define ISP_REG_SC_AWB_WS_IWS_CFG_0 0x540
+#define ISP_REG_SC_AWB_WS_IWS_CFG_1 0x544
+#define ISP_REG_SC_AWB_WS_IWS_CFG_2 0x548
+#define ISP_REG_SC_AWB_WS_IWS_CFG_3 0x54c
+#define AWB_WS_IW_S3(n) ((n) << 24)
+#define AWB_WS_IW_S2(n) ((n) << 16)
+#define AWB_WS_IW_S1(n) ((n) << 8)
+#define AWB_WS_IW_S0(n) ((n) << 0)
+
+#define ISP_REG_SC_AWB_WS_CFG_0 0x5d0
+#define AWB_WS_GRU(n) ((n) << 24)
+#define AWB_WS_GRL(n) ((n) << 16)
+#define AWB_WS_RU(n) ((n) << 8)
+#define AWB_WS_RL(n) ((n) << 0)
+#define ISP_REG_SC_AWB_WS_CFG_1 0x5d4
+#define AWB_WS_BU(n) ((n) << 24)
+#define AWB_WS_BL(n) ((n) << 16)
+#define AWB_WS_GBU(n) ((n) << 8)
+#define AWB_WS_GBL(n) ((n) << 0)
+
+#define ISP_REG_CBAR0 0x600
+#define ISP_REG_CBAR1 0x604
+#define ISP_REG_CBAR2 0x608
+#define ISP_REG_CBAR3 0x60c
+#define ISP_REG_CBAR4 0x610
+#define ISP_REG_CBAR5 0x614
+#define ISP_REG_CBAR6 0x618
+#define ISP_REG_CBAR7 0x61c
+#define ISP_REG_CBAR8 0x620
+#define ISP_REG_CBAR9 0x624
+#define ISP_REG_CBAR10 0x628
+#define ISP_REG_CBAR11 0x62c
+#define ISP_REG_CBAR12 0x630
+#define ISP_REG_CBAR13 0x634
+#define ISP_REG_CBAR14 0x638
+#define ISP_REG_CBAR15 0x63c
+#define ISP_REG_CBAR16 0x640
+#define ISP_REG_CBAR17 0x644
+#define ISP_REG_CBAR18 0x648
+#define ISP_REG_CBAR19 0x64c
+#define ISP_REG_CBAR20 0x650
+#define CBAR_PAR_H(n) ((n) << 16)
+#define CBAR_PAR_L(n) ((n) << 0)
+
+#define ISP_REG_ISP_CTRL_0 0xa00
+#define ISPC_VSFWINT BIT(26)
+#define ISPC_VSINT BIT(25)
+#define ISPC_INTS BIT(24)
+#define ISPC_ENUO BIT(20)
+#define ISPC_ENLS BIT(17)
+#define ISPC_ENSS1 BIT(12)
+#define ISPC_ENSS0 BIT(11)
+#define ISPC_RST BIT(1)
+#define ISPC_EN BIT(0)
+#define ISPC_RST_MASK BIT(1)
+
+#define ISP_REG_ISP_CTRL_1 0xa08
+#define CTRL_SAT(n) ((n) << 28)
+#define CTRL_DBC BIT(22)
+#define CTRL_CTC BIT(21)
+#define CTRL_YHIST BIT(20)
+#define CTRL_YCURVE BIT(19)
+#define CTRL_CTM BIT(18)
+#define CTRL_BIYUV BIT(17)
+#define CTRL_SCE BIT(8)
+#define CTRL_EE BIT(7)
+#define CTRL_CCE BIT(5)
+#define CTRL_RGE BIT(4)
+#define CTRL_CME BIT(3)
+#define CTRL_AE BIT(2)
+#define CTRL_CE BIT(1)
+#define CTRL_SAT_MASK GENMASK(31, 28)
+
+#define ISP_REG_PIPELINE_XY_SIZE 0xa0c
+#define H_ACT_CAP(n) ((n) << 16)
+#define W_ACT_CAP(n) ((n) << 0)
+
+#define ISP_REG_ICTC 0xa10
+#define MAXGT(n) ((n) << 16)
+#define MINGT(n) ((n) << 0)
+
+#define ISP_REG_IDBC 0xa14
+#define BADGT(n) ((n) << 16)
+#define BADXT(n) ((n) << 0)
+
+#define ISP_REG_ICFAM 0xa1c
+#define CROSS_COV(n) ((n) << 4)
+#define HV_W(n) ((n) << 0)
+
+#define ISP_REG_ISAT0 0xa30
+#define CMMD(n) ((n) << 16)
+#define CMAB(n) ((n) << 0)
+
+#define ISP_REG_ISAT1 0xa34
+#define CMD(n) ((n) << 16)
+#define CMB(n) ((n) << 0)
+
+#define ISP_REG_ISAT2 0xa38
+#define VOFF(n) ((n) << 16)
+#define UOFF(n) ((n) << 0)
+
+#define ISP_REG_ISAT3 0xa3c
+#define SIN(n) ((n) << 16)
+#define COS(n) ((n) << 0)
+
+#define ISP_REG_ISAT4 0xa40
+#define CMSF(n) ((n) << 0)
+
+#define ISP_REG_IESHD_ADDR 0xa50
+#define SHAD_UP_M BIT(1)
+#define SHAD_UP_EN BIT(0)
+
+#define ISP_REG_IYADJ0 0xa54
+#define YOIR(n) ((n) << 16)
+#define YIMIN(n) ((n) << 0)
+
+#define ISP_REG_IYADJ1 0xa58
+#define YOMAX(n) ((n) << 16)
+#define YOMIN(n) ((n) << 0)
+
+#define ISP_REG_Y_PLANE_START_ADDR 0xa80
+#define ISP_REG_UV_PLANE_START_ADDR 0xa84
+
+#define ISP_REG_STRIDE 0xa88
+#define IMG_STR(n) ((n) << 0)
+
+#define ISP_REG_PIXEL_COORDINATE_GEN 0xa8c
+#define OUT_SCANH(n) ((n) << 4)
+
+#define ISP_REG_UOAXI 0xa90
+#define OUT_AXI_W_ID(n) ((n) << 8)
+
+#define ISP_REG_SS0AY 0xa94
+#define ISP_REG_SS0AUV 0xa98
+#define ISP_REG_SS0S 0xa9c
+#define SD_IMG(n) ((n) << 0)
+
+#define ISP_REG_SS0HF 0xaa0
+#define H_SF_SCAL(n) ((n) << 16)
+#define H_SM_SCAL(n) ((n) << 0)
+
+#define ISP_REG_SS0VF 0xaa4
+#define V_SF_SCAL(n) ((n) << 16)
+#define V_SM_SCAL(n) ((n) << 0)
+
+#define ISP_REG_SS0IW 0xaa8
+#define W_OUT(n) ((n) << 16)
+#define H_OUT(n) ((n) << 0)
+
+#define ISP_REG_SS1AY 0xaac
+#define Y_PLANE_SAD(n) ((n) << 0)
+
+#define ISP_REG_SS1AUV 0xab0
+#define UV_PLANE_SAD(n) ((n) << 0)
+
+#define ISP_REG_SS1S 0xab4
+#define OUT_IMG_STR(n) ((n) << 0)
+
+#define ISP_REG_SS1HF 0xab8
+#define H_SCAL_FACTOR(n) ((n) << 16)
+#define H_SCAL_MODE(n) ((n) << 0)
+
+#define ISP_REG_SS1VF 0xabc
+#define V_SCAL_FACTOR(n) ((n) << 16)
+#define V_SCAL_MODE(n) ((n) << 0)
+
+#define ISP_REG_SS1IW 0xac0
+#define W_OUT_IMG(n) ((n) << 16)
+#define H_OUT_IMG(n) ((n) << 0)
+
+#define ISP_REG_SSAXI 0xac4
+#define SS1WID(n) ((n) << 8)
+#define SS0WID(n) ((n) << 0)
+
+#define ISP_REG_YHIST_CFG_4 0xcd8
+
+#define ISP_REG_ITIIWSR 0xb20
+#define ITI_HSIZE(n) ((n) << 16)
+#define ITI_WSIZE(n) ((n) << 0)
+
+#define ISP_REG_ITIDWLSR 0xb24
+#define ITI_WSTRIDE(n) ((n) << 0)
+
+#define ISP_REG_ITIDWYSAR 0xb28
+#define ISP_REG_ITIDWUSAR 0xb2C
+#define ISP_REG_ITIDRYSAR 0xb30
+#define ISP_REG_ITIDRUSAR 0xb34
+
+#define ISP_REG_ITIPDFR 0xb38
+#define ITI_PACKAGE_FMT(n) ((n) << 0)
+
+#define ISP_REG_ITIDRLSR 0xb3C
+#define ITI_STRIDE_L(n) ((n) << 0)
+
+#define ISP_REG_ITIBSR 0xb40
+
+#define ISP_REG_ITIAIR 0xb44
+#define ITI_UVRID(n) ((n) << 24)
+#define ITI_YRID(n) ((n) << 16)
+#define ITI_UVWID(n) ((n) << 8)
+#define ITI_YWID(n) ((n) << 0)
+
+#define ISP_REG_ITIDPSR 0xb48
+#define ITI_W_INDEX(n) ((n) << 8)
+#define ITI_R_INDEX(n) ((n) << 0)
+
+#define ISP_REG_DNYUV_YSWR0 0xc00
+#define ISP_REG_DNYUV_YSWR1 0xc04
+#define ISP_REG_DNYUV_CSWR0 0xc08
+#define ISP_REG_DNYUV_CSWR1 0xc0c
+#define YUVSW5(n) ((n) << 20)
+#define YUVSW4(n) ((n) << 16)
+#define YUVSW3(n) ((n) << 12)
+#define YUVSW2(n) ((n) << 8)
+#define YUVSW1(n) ((n) << 4)
+#define YUVSW0(n) ((n) << 0)
+
+#define ISP_REG_DNYUV_YDR0 0xc10
+#define ISP_REG_DNYUV_YDR1 0xc14
+#define ISP_REG_DNYUV_YDR2 0xc18
+#define ISP_REG_DNYUV_CDR0 0xc1c
+#define ISP_REG_DNYUV_CDR1 0xc20
+#define ISP_REG_DNYUV_CDR2 0xc24
+#define CURVE_D_H(n) ((n) << 16)
+#define CURVE_D_L(n) ((n) << 0)
+
+#define ISP_REG_ICAMD_0 0xc40
+#define DNRM(n) ((n) << 16)
+#define ISP_REG_ICAMD_1 0xc44
+#define ISP_REG_ICAMD_2 0xc48
+#define ISP_REG_ICAMD_3 0xc4c
+#define ISP_REG_ICAMD_4 0xc50
+#define ISP_REG_ICAMD_5 0xc54
+#define ISP_REG_ICAMD_6 0xc58
+#define ISP_REG_ICAMD_7 0xc5c
+#define ISP_REG_ICAMD_8 0xc60
+#define ISP_REG_ICAMD_9 0xc64
+#define ISP_REG_ICAMD_10 0xc68
+#define ISP_REG_ICAMD_11 0xc6c
+#define ISP_REG_ICAMD_12 0xc70
+#define ISP_REG_ICAMD_13 0xc74
+#define ISP_REG_ICAMD_14 0xc78
+#define ISP_REG_ICAMD_15 0xc7c
+#define ISP_REG_ICAMD_16 0xc80
+#define ISP_REG_ICAMD_17 0xc84
+#define ISP_REG_ICAMD_18 0xc88
+#define ISP_REG_ICAMD_19 0xc8c
+#define ISP_REG_ICAMD_20 0xc90
+#define ISP_REG_ICAMD_21 0xc94
+#define ISP_REG_ICAMD_22 0xc98
+#define ISP_REG_ICAMD_23 0xc9c
+#define ISP_REG_ICAMD_24 0xca0
+#define ISP_REG_ICAMD_25 0xca4
+#define CCM_M_DAT(n) ((n) << 0)
+
+#define ISP_REG_YHIST_CFG_0 0xcc8
+#define YH_VSTART(n) ((n) << 16)
+#define YH_HSTART(n) ((n) << 0)
+#define ISP_REG_YHIST_CFG_1 0xccc
+#define YH_HEIGHT(n) ((n) << 16)
+#define YH_WIDTH(n) ((n) << 0)
+#define ISP_REG_YHIST_CFG_2 0xcd0
+#define YH_DEC_ETH(n) ((n) << 16)
+#define YH_DEC_ETW(n) ((n) << 0)
+#define ISP_REG_YHIST_CFG_3 0xcd4
+#define YH_MUX(n) ((n) << 0)
+
+#define ISP_REG_IGRVAL_0 0xe00
+#define ISP_REG_IGRVAL_1 0xe04
+#define ISP_REG_IGRVAL_2 0xe08
+#define ISP_REG_IGRVAL_3 0xe0c
+#define ISP_REG_IGRVAL_4 0xe10
+#define ISP_REG_IGRVAL_5 0xe14
+#define ISP_REG_IGRVAL_6 0xe18
+#define ISP_REG_IGRVAL_7 0xe1c
+#define ISP_REG_IGRVAL_8 0xe20
+#define ISP_REG_IGRVAL_9 0xe24
+#define ISP_REG_IGRVAL_10 0xe28
+#define ISP_REG_IGRVAL_11 0xe2c
+#define ISP_REG_IGRVAL_12 0xe30
+#define ISP_REG_IGRVAL_13 0xe34
+#define ISP_REG_IGRVAL_14 0xe38
+#define SGVAL(n) ((n) << 16)
+#define GVAL(n) ((n) << 0)
+
+#define ISP_REG_ICCONV_0 0xe40
+#define ISP_REG_ICCONV_1 0xe44
+#define ISP_REG_ICCONV_2 0xe48
+#define ISP_REG_ICCONV_3 0xe4c
+#define ISP_REG_ICCONV_4 0xe50
+#define ISP_REG_ICCONV_5 0xe54
+#define ISP_REG_ICCONV_6 0xe58
+#define ISP_REG_ICCONV_7 0xe5c
+#define ISP_REG_ICCONV_8 0xe60
+#define CSC_M(n) ((n) << 0)
+
+#define ISP_REG_ISHRP1_0 0xe80
+#define ISP_REG_ISHRP1_1 0xe84
+#define ISP_REG_ISHRP1_2 0xe88
+#define ISP_REG_ISHRP1_3 0xe8c
+#define ISP_REG_ISHRP1_4 0xe90
+#define ISP_REG_ISHRP1_5 0xe94
+#define ISP_REG_ISHRP1_6 0xe98
+#define ISP_REG_ISHRP1_7 0xe9c
+#define ISP_REG_ISHRP1_8 0xea0
+#define ISP_REG_ISHRP1_9 0xea4
+#define ISP_REG_ISHRP1_10 0xea8
+#define ISP_REG_ISHRP1_11 0xeac
+#define ISP_REG_ISHRP1_12 0xeb0
+#define ISP_REG_ISHRP1_13 0xeb4
+#define ISP_REG_ISHRP1_14 0xeb8
+#define DIFF(n) ((n) << 16)
+#define SHRP_W(n) ((n) << 8)
+
+#define ISP_REG_ISHRP2_0 0xebc
+#define ISP_REG_ISHRP2_1 0xec0
+#define ISP_REG_ISHRP2_2 0xec4
+#define ISP_REG_ISHRP2_3 0xec8
+#define ISP_REG_ISHRP2_4 0xecc
+#define ISP_REG_ISHRP2_5 0xed0
+#define F_AMP(n) ((n) << 24)
+#define S_AMP(n) ((n) << 0)
+
+#define ISP_REG_ISHRP3 0xed4
+#define PDIRF(n) ((n) << 28)
+#define NDIRF(n) ((n) << 24)
+#define WSUM(n) ((n) << 0)
+
+#define ISP_REG_IUVS1 0xed8
+#define UVDIFF2(n) ((n) << 16)
+#define UVDIFF1(n) ((n) << 0)
+
+#define ISP_REG_IUVS2 0xedc
+#define UVF(n) ((n) << 24)
+#define UVSLOPE(n) ((n) << 0)
+
+#define ISP_REG_IUVCKS1 0xee0
+#define UVCKDIFF2(n) ((n) << 16)
+#define UVCKDIFF1(n) ((n) << 0)
+
+#define ISP_REG_IUVCKS2 0xee4
+#define UVCKSLOPE(n) ((n) << 0)
+
+#define ISP_REG_ISHRPET 0xee8
+#define TH(n) ((n) << 8)
+#define EN(n) ((n) << 0)
+
+#define ISP_REG_YCURVE_0 0xf00
+#define ISP_REG_YCURVE_1 0xf04
+#define ISP_REG_YCURVE_2 0xf08
+#define ISP_REG_YCURVE_3 0xf0c
+#define ISP_REG_YCURVE_4 0xf10
+#define ISP_REG_YCURVE_5 0xf14
+#define ISP_REG_YCURVE_6 0xf18
+#define ISP_REG_YCURVE_7 0xf1c
+#define ISP_REG_YCURVE_8 0xf20
+#define ISP_REG_YCURVE_9 0xf24
+#define ISP_REG_YCURVE_10 0xf28
+#define ISP_REG_YCURVE_11 0xf2c
+#define ISP_REG_YCURVE_12 0xf30
+#define ISP_REG_YCURVE_13 0xf34
+#define ISP_REG_YCURVE_14 0xf38
+#define ISP_REG_YCURVE_15 0xf3c
+#define ISP_REG_YCURVE_16 0xf40
+#define ISP_REG_YCURVE_17 0xf44
+#define ISP_REG_YCURVE_18 0xf48
+#define ISP_REG_YCURVE_19 0xf4c
+#define ISP_REG_YCURVE_20 0xf50
+#define ISP_REG_YCURVE_21 0xf54
+#define ISP_REG_YCURVE_22 0xf58
+#define ISP_REG_YCURVE_23 0xf5c
+#define ISP_REG_YCURVE_24 0xf60
+#define ISP_REG_YCURVE_25 0xf64
+#define ISP_REG_YCURVE_26 0xf68
+#define ISP_REG_YCURVE_27 0xf6c
+#define ISP_REG_YCURVE_28 0xf70
+#define ISP_REG_YCURVE_29 0xf74
+#define ISP_REG_YCURVE_30 0xf78
+#define ISP_REG_YCURVE_31 0xf7c
+#define ISP_REG_YCURVE_32 0xf80
+#define ISP_REG_YCURVE_33 0xf84
+#define ISP_REG_YCURVE_34 0xf88
+#define ISP_REG_YCURVE_35 0xf8c
+#define ISP_REG_YCURVE_36 0xf90
+#define ISP_REG_YCURVE_37 0xf94
+#define ISP_REG_YCURVE_38 0xf98
+#define ISP_REG_YCURVE_39 0xf9c
+#define ISP_REG_YCURVE_40 0xfa0
+#define ISP_REG_YCURVE_41 0xfa4
+#define ISP_REG_YCURVE_42 0xfa8
+#define ISP_REG_YCURVE_43 0xfac
+#define ISP_REG_YCURVE_44 0xfb0
+#define ISP_REG_YCURVE_45 0xfb4
+#define ISP_REG_YCURVE_46 0xfb8
+#define ISP_REG_YCURVE_47 0xfbc
+#define ISP_REG_YCURVE_48 0xfc0
+#define ISP_REG_YCURVE_49 0xfc4
+#define ISP_REG_YCURVE_50 0xfc8
+#define ISP_REG_YCURVE_51 0xfcc
+#define ISP_REG_YCURVE_52 0xfd0
+#define ISP_REG_YCURVE_53 0xfd4
+#define ISP_REG_YCURVE_54 0xfd8
+#define ISP_REG_YCURVE_55 0xfdc
+#define ISP_REG_YCURVE_56 0xfe0
+#define ISP_REG_YCURVE_57 0xfe4
+#define ISP_REG_YCURVE_58 0xfe8
+#define ISP_REG_YCURVE_59 0xfec
+#define ISP_REG_YCURVE_60 0xff0
+#define ISP_REG_YCURVE_61 0xff4
+#define ISP_REG_YCURVE_62 0xff8
+#define ISP_REG_YCURVE_63 0xffc
+#define L_PARAM(n) ((n) << 0)
+
+/* The output line of ISP */
+enum isp_line_id {
+ STF_ISP_LINE_INVALID = -1,
+ STF_ISP_LINE_SRC = 1,
+ STF_ISP_LINE_MAX = STF_ISP_LINE_SRC
+};
+
+/* pad id for media framework */
+enum isp_pad_id {
+ STF_ISP_PAD_SINK = 0,
+ STF_ISP_PAD_SRC,
+ STF_ISP_PAD_MAX
+};
+
+enum {
+ EN_INT_NONE = 0,
+ EN_INT_ISP_DONE = (0x1 << 24),
+ EN_INT_CSI_DONE = (0x1 << 25),
+ EN_INT_SC_DONE = (0x1 << 26),
+ EN_INT_LINE_INT = (0x1 << 27),
+ EN_INT_ALL = (0xF << 24),
+};
+
+enum {
+ INTERFACE_DVP = 0,
+ INTERFACE_CSI,
+};
+
+struct isp_format {
+ u32 code;
+ u8 bpp;
+};
+
+struct isp_format_table {
+ const struct isp_format *fmts;
+ int nfmts;
+};
+
+struct regval_t {
+ u32 addr;
+ u32 val;
+ u32 delay_ms;
+};
+
+struct reg_table {
+ const struct regval_t *regval;
+ int regval_num;
+};
+
+struct isp_stream_format {
+ struct v4l2_rect rect;
+ u32 bpp;
+};
+
+struct isp_setfile {
+ struct reg_table settings;
+ const u8 *data;
+ unsigned int size;
+ unsigned int state;
+};
+
+enum {
+ ISP_CROP = 0,
+ ISP_COMPOSE,
+ ISP_RECT_MAX
+};
+
+struct stf_isp_dev {
+ enum stf_subdev_type sdev_type; /* This member must be first */
+ struct stfcamss *stfcamss;
+ struct v4l2_subdev subdev;
+ struct media_pad pads[STF_ISP_PAD_MAX];
+ struct v4l2_mbus_framefmt fmt[STF_ISP_PAD_MAX];
+ struct isp_stream_format rect[ISP_RECT_MAX];
+ const struct isp_format_table *formats;
+ unsigned int nformats;
+ struct mutex power_lock; /* serialize power control*/
+ int power_count;
+ struct mutex stream_lock; /* serialize stream control */
+ int stream_count;
+ atomic_t shadow_count;
+
+ struct mutex setfile_lock; /* protects setting files */
+ struct isp_setfile setfile;
+};
+
+int stf_isp_clk_enable(struct stf_isp_dev *isp_dev);
+int stf_isp_clk_disable(struct stf_isp_dev *isp_dev);
+int stf_isp_reset(struct stf_isp_dev *isp_dev);
+int stf_isp_config_set(struct stf_isp_dev *isp_dev);
+int stf_isp_set_format(struct stf_isp_dev *isp_dev,
+ struct isp_stream_format *crop_array,
+ u32 mcode, int type);
+int stf_isp_stream_set(struct stf_isp_dev *isp_dev, int on);
+int stf_isp_subdev_init(struct stfcamss *stfcamss);
+int stf_isp_register(struct stf_isp_dev *isp_dev, struct v4l2_device *v4l2_dev);
+int stf_isp_unregister(struct stf_isp_dev *isp_dev);
+
+#endif /* STF_ISP_H */
diff --git a/drivers/media/platform/starfive/stf_isp_hw_ops.c b/drivers/media/platform/starfive/stf_isp_hw_ops.c
new file mode 100644
index 000000000000..97258d0b6dbd
--- /dev/null
+++ b/drivers/media/platform/starfive/stf_isp_hw_ops.c
@@ -0,0 +1,715 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * stf_isp_hw_ops.c
+ *
+ * Register interface file for StarFive ISP driver
+ *
+ * Copyright (C) 2021-2023 StarFive Technology Co., Ltd.
+ *
+ */
+#include <linux/delay.h>
+
+#include "stf_camss.h"
+
+static const struct regval_t isp_reg_init_config_list[] = {
+ /* config DC */
+ {ISP_REG_DC_CFG_1, DC_AXI_ID(0x0), 0},
+ /* config DEC */
+ {ISP_REG_DEC_CFG, DEC_V_KEEP(0x0) | DEC_V_PERIOD(0x0) |
+ DEC_H_KEEP(0x0) | DEC_H_PERIOD(0x0), 0},
+ /* config OBC */
+ {ISP_REG_OBC_CFG, OBC_W_H(11) | OBC_W_W(11), 0},
+ {ISP_REG_OBCG_CFG_0, D_S0(0x40) | C_S0(0x40) |
+ B_S0(0x40) | A_S0(0x40), 0},
+ {ISP_REG_OBCG_CFG_1, D_S0(0x40) | C_S0(0x40) |
+ B_S0(0x40) | A_S0(0x40), 0},
+ {ISP_REG_OBCG_CFG_2, D_S0(0x40) | C_S0(0x40) |
+ B_S0(0x40) | A_S0(0x40), 0},
+ {ISP_REG_OBCG_CFG_3, D_S0(0x40) | C_S0(0x40) |
+ B_S0(0x40) | A_S0(0x40), 0},
+ /* config LCBQ */
+ {ISP_REG_LCBQ_CFG_0, H_LCBQ(0x9) | W_LCBQ(0x9), 0},
+ {ISP_REG_LCBQ_CFG_1, Y_COOR(0x1e4) | Y_COOR(0x40), 0},
+ {ISP_REG_LCBQ_GAIN0_CFG_0, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN0_CFG_1, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN0_CFG_2, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN0_CFG_3, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN0_CFG_4, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN0_CFG_5, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN0_CFG_6, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN0_CFG_7, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN0_CFG_8, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN0_CFG_9, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN0_CFG_10, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN0_CFG_11, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN0_CFG_12, GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN1_CFG_0, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN1_CFG_1, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN1_CFG_2, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN1_CFG_3, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN1_CFG_4, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN1_CFG_5, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN1_CFG_6, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN1_CFG_7, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN1_CFG_8, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN1_CFG_9, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN1_CFG_10, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN1_CFG_11, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN1_CFG_12, GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN2_CFG_0, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN2_CFG_1, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN2_CFG_2, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN2_CFG_3, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN2_CFG_4, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN2_CFG_5, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN2_CFG_6, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN2_CFG_7, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN2_CFG_8, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN2_CFG_9, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN2_CFG_10, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN2_CFG_11, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN2_CFG_12, GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN3_CFG_0, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN3_CFG_1, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN3_CFG_2, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN3_CFG_3, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN3_CFG_4, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN3_CFG_5, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN3_CFG_6, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN3_CFG_7, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN3_CFG_8, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN3_CFG_9, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN3_CFG_10, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN3_CFG_11, GAIN_H(0x100) | GAIN_L(0x100), 0},
+ {ISP_REG_LCBQ_GAIN3_CFG_12, GAIN_L(0x100), 0},
+ /* config OECF */
+ {ISP_REG_OECF_X0_CFG_0, OCEF_X_PAR_H(0x10) | OCEF_X_PAR_L(0x0), 0},
+ {ISP_REG_OECF_X0_CFG_1, OCEF_X_PAR_H(0x40) | OCEF_X_PAR_L(0x20), 0},
+ {ISP_REG_OECF_X0_CFG_2, OCEF_X_PAR_H(0x80) | OCEF_X_PAR_L(0x60), 0},
+ {ISP_REG_OECF_X0_CFG_4, OCEF_X_PAR_H(0x100) | OCEF_X_PAR_L(0xe0), 0},
+ {ISP_REG_OECF_X0_CFG_5, OCEF_X_PAR_H(0x200) | OCEF_X_PAR_L(0x180), 0},
+ {ISP_REG_OECF_X0_CFG_6, OCEF_X_PAR_H(0x300) | OCEF_X_PAR_L(0x280), 0},
+ {ISP_REG_OECF_X0_CFG_7, OCEF_X_PAR_H(0x3fe) | OCEF_X_PAR_L(0x380), 0},
+ {ISP_REG_OECF_X1_CFG_0, OCEF_X_PAR_H(0x10) | OCEF_X_PAR_L(0x0), 0},
+ {ISP_REG_OECF_X1_CFG_1, OCEF_X_PAR_H(0x40) | OCEF_X_PAR_L(0x20), 0},
+ {ISP_REG_OECF_X1_CFG_2, OCEF_X_PAR_H(0x80) | OCEF_X_PAR_L(0x60), 0},
+ {ISP_REG_OECF_X1_CFG_3, OCEF_X_PAR_H(0xc0) | OCEF_X_PAR_L(0xa0), 0},
+ {ISP_REG_OECF_X1_CFG_4, OCEF_X_PAR_H(0x100) | OCEF_X_PAR_L(0xe0), 0},
+ {ISP_REG_OECF_X1_CFG_5, OCEF_X_PAR_H(0x200) | OCEF_X_PAR_L(0x180), 0},
+ {ISP_REG_OECF_X1_CFG_6, OCEF_X_PAR_H(0x300) | OCEF_X_PAR_L(0x280), 0},
+ {ISP_REG_OECF_X1_CFG_7, OCEF_X_PAR_H(0x3fe) | OCEF_X_PAR_L(0x380), 0},
+ {ISP_REG_OECF_X2_CFG_0, OCEF_X_PAR_H(0x10) | OCEF_X_PAR_L(0x0), 0},
+ {ISP_REG_OECF_X2_CFG_1, OCEF_X_PAR_H(0x40) | OCEF_X_PAR_L(0x20), 0},
+ {ISP_REG_OECF_X2_CFG_2, OCEF_X_PAR_H(0x80) | OCEF_X_PAR_L(0x60), 0},
+ {ISP_REG_OECF_X2_CFG_3, OCEF_X_PAR_H(0xc0) | OCEF_X_PAR_L(0xa0), 0},
+ {ISP_REG_OECF_X2_CFG_4, OCEF_X_PAR_H(0x100) | OCEF_X_PAR_L(0xe0), 0},
+ {ISP_REG_OECF_X2_CFG_5, OCEF_X_PAR_H(0x200) | OCEF_X_PAR_L(0x180), 0},
+ {ISP_REG_OECF_X2_CFG_6, OCEF_X_PAR_H(0x300) | OCEF_X_PAR_L(0x280), 0},
+ {ISP_REG_OECF_X2_CFG_7, OCEF_X_PAR_H(0x3fe) | OCEF_X_PAR_L(0x380), 0},
+ {ISP_REG_OECF_X3_CFG_0, OCEF_X_PAR_H(0x10) | OCEF_X_PAR_L(0x0), 0},
+ {ISP_REG_OECF_X3_CFG_1, OCEF_X_PAR_H(0x40) | OCEF_X_PAR_L(0x20), 0},
+ {ISP_REG_OECF_X3_CFG_2, OCEF_X_PAR_H(0x80) | OCEF_X_PAR_L(0x60), 0},
+ {ISP_REG_OECF_X3_CFG_3, OCEF_X_PAR_H(0xc0) | OCEF_X_PAR_L(0xa0), 0},
+ {ISP_REG_OECF_X3_CFG_4, OCEF_X_PAR_H(0x100) | OCEF_X_PAR_L(0xe0), 0},
+ {ISP_REG_OECF_X3_CFG_5, OCEF_X_PAR_H(0x200) | OCEF_X_PAR_L(0x180), 0},
+ {ISP_REG_OECF_X3_CFG_6, OCEF_X_PAR_H(0x300) | OCEF_X_PAR_L(0x280), 0},
+ {ISP_REG_OECF_X3_CFG_7, OCEF_X_PAR_H(0x3fe) | OCEF_X_PAR_L(0x380), 0},
+
+ {ISP_REG_OECF_Y0_CFG_0, OCEF_Y_PAR_H(0x10) | OCEF_Y_PAR_L(0x0), 0},
+ {ISP_REG_OECF_Y0_CFG_1, OCEF_Y_PAR_H(0x40) | OCEF_Y_PAR_L(0x20), 0},
+ {ISP_REG_OECF_Y0_CFG_2, OCEF_Y_PAR_H(0x80) | OCEF_Y_PAR_L(0x60), 0},
+ {ISP_REG_OECF_Y0_CFG_3, OCEF_Y_PAR_H(0xc0) | OCEF_Y_PAR_L(0xa0), 0},
+ {ISP_REG_OECF_Y0_CFG_4, OCEF_Y_PAR_H(0x100) | OCEF_Y_PAR_L(0xe0), 0},
+ {ISP_REG_OECF_Y0_CFG_5, OCEF_Y_PAR_H(0x200) | OCEF_Y_PAR_L(0x180), 0},
+ {ISP_REG_OECF_Y0_CFG_6, OCEF_Y_PAR_H(0x300) | OCEF_Y_PAR_L(0x280), 0},
+ {ISP_REG_OECF_Y0_CFG_7, OCEF_Y_PAR_H(0x3fe) | OCEF_Y_PAR_L(0x380), 0},
+ {ISP_REG_OECF_Y1_CFG_0, OCEF_Y_PAR_H(0x10) | OCEF_Y_PAR_L(0x0), 0},
+ {ISP_REG_OECF_Y1_CFG_1, OCEF_Y_PAR_H(0x40) | OCEF_Y_PAR_L(0x20), 0},
+ {ISP_REG_OECF_Y1_CFG_2, OCEF_Y_PAR_H(0x80) | OCEF_Y_PAR_L(0x60), 0},
+ {ISP_REG_OECF_Y1_CFG_3, OCEF_Y_PAR_H(0xc0) | OCEF_Y_PAR_L(0xa0), 0},
+ {ISP_REG_OECF_Y1_CFG_4, OCEF_Y_PAR_H(0x100) | OCEF_Y_PAR_L(0xe0), 0},
+ {ISP_REG_OECF_Y1_CFG_5, OCEF_Y_PAR_H(0x200) | OCEF_Y_PAR_L(0x180), 0},
+ {ISP_REG_OECF_Y1_CFG_6, OCEF_Y_PAR_H(0x300) | OCEF_Y_PAR_L(0x280), 0},
+ {ISP_REG_OECF_Y1_CFG_7, OCEF_Y_PAR_H(0x3fe) | OCEF_Y_PAR_L(0x380), 0},
+ {ISP_REG_OECF_Y2_CFG_0, OCEF_Y_PAR_H(0x10) | OCEF_Y_PAR_L(0x0), 0},
+ {ISP_REG_OECF_Y2_CFG_1, OCEF_Y_PAR_H(0x40) | OCEF_Y_PAR_L(0x20), 0},
+ {ISP_REG_OECF_Y2_CFG_2, OCEF_Y_PAR_H(0x80) | OCEF_Y_PAR_L(0x60), 0},
+ {ISP_REG_OECF_Y2_CFG_3, OCEF_Y_PAR_H(0xc0) | OCEF_Y_PAR_L(0xa0), 0},
+ {ISP_REG_OECF_Y2_CFG_4, OCEF_Y_PAR_H(0x100) | OCEF_Y_PAR_L(0xe0), 0},
+ {ISP_REG_OECF_Y2_CFG_5, OCEF_Y_PAR_H(0x200) | OCEF_Y_PAR_L(0x180), 0},
+ {ISP_REG_OECF_Y2_CFG_6, OCEF_Y_PAR_H(0x300) | OCEF_Y_PAR_L(0x280), 0},
+ {ISP_REG_OECF_Y2_CFG_7, OCEF_Y_PAR_H(0x3fe) | OCEF_Y_PAR_L(0x380), 0},
+ {ISP_REG_OECF_Y3_CFG_0, OCEF_Y_PAR_H(0x10) | OCEF_Y_PAR_L(0x0), 0},
+ {ISP_REG_OECF_Y3_CFG_1, OCEF_Y_PAR_H(0x40) | OCEF_Y_PAR_L(0x20), 0},
+ {ISP_REG_OECF_Y3_CFG_2, OCEF_Y_PAR_H(0x80) | OCEF_Y_PAR_L(0x60), 0},
+ {ISP_REG_OECF_Y3_CFG_3, OCEF_Y_PAR_H(0xc0) | OCEF_Y_PAR_L(0xa0), 0},
+ {ISP_REG_OECF_Y3_CFG_4, OCEF_Y_PAR_H(0x100) | OCEF_Y_PAR_L(0xe0), 0},
+ {ISP_REG_OECF_Y3_CFG_5, OCEF_Y_PAR_H(0x200) | OCEF_Y_PAR_L(0x180), 0},
+ {ISP_REG_OECF_Y3_CFG_6, OCEF_Y_PAR_H(0x300) | OCEF_Y_PAR_L(0x280), 0},
+ {ISP_REG_OECF_Y3_CFG_7, OCEF_Y_PAR_H(0x3fe) | OCEF_Y_PAR_L(0x380), 0},
+
+ {ISP_REG_OECF_S0_CFG_0, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S0_CFG_1, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S0_CFG_2, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S0_CFG_3, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S0_CFG_4, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S0_CFG_5, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S0_CFG_6, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S0_CFG_7, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S1_CFG_0, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S1_CFG_1, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S1_CFG_2, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S1_CFG_3, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S1_CFG_4, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S1_CFG_5, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S1_CFG_6, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S1_CFG_7, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S2_CFG_0, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S2_CFG_1, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S2_CFG_2, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S2_CFG_3, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S2_CFG_4, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S2_CFG_5, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S2_CFG_6, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S2_CFG_7, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S3_CFG_0, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S3_CFG_1, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S3_CFG_2, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S3_CFG_3, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S3_CFG_4, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S3_CFG_5, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S3_CFG_6, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ {ISP_REG_OECF_S3_CFG_7, OCEF_S_PAR_H(0x80) | OCEF_S_PAR_L(0x80), 0},
+ /* config OECFHM */
+ {ISP_REG_OECFHM_Y_CFG_0, OECFHM_H(0x400) | OECFHM_H(0x0), 0},
+ {ISP_REG_OECFHM_Y_CFG_1, OECFHM_H(0xC00) | OECFHM_H(0x800), 0},
+ {ISP_REG_OECFHM_Y_CFG_2, OECFHM_H(0x0) | OECFHM_H(0xfff), 0},
+ {ISP_REG_OECFHM_S_CFG_0, OECFHM_H(0x800) | OECFHM_H(0x800), 0},
+ {ISP_REG_OECFHM_S_CFG_1, OECFHM_H(0x800) | OECFHM_H(0x800), 0},
+ {ISP_REG_OECFHM_S_CFG_2, OECFHM_H(0x0) | OECFHM_H(0x800), 0},
+ /* config LCCF */
+ {ISP_REG_LCCF_CFG_0, Y_DISTANCE(0x21C) | X_DISTANCE(0x3C0), 0},
+ {ISP_REG_LCCF_CFG_1, LCCF_MAX_DIS(0xb), 0},
+ {ISP_REG_LCCF_CFG_2, LCCF_F2_PAR(0x0) | LCCF_F1_PAR(0x0), 0},
+ {ISP_REG_LCCF_CFG_3, LCCF_F2_PAR(0x0) | LCCF_F1_PAR(0x0), 0},
+ {ISP_REG_LCCF_CFG_4, LCCF_F2_PAR(0x0) | LCCF_F1_PAR(0x0), 0},
+ {ISP_REG_LCCF_CFG_5, LCCF_F2_PAR(0x0) | LCCF_F1_PAR(0x0), 0},
+ /* config AWB */
+ {ISP_REG_AWB_X0_CFG_0, AWB_X_SYMBOL1(0x0) | AWB_X_SYMBOL0(0x0), 0},
+ {ISP_REG_AWB_X0_CFG_1, AWB_X_SYMBOL1(0x0) | AWB_X_SYMBOL0(0x0), 0},
+ {ISP_REG_AWB_X1_CFG_0, AWB_X_SYMBOL1(0x0) | AWB_X_SYMBOL0(0x0), 0},
+ {ISP_REG_AWB_X1_CFG_1, AWB_X_SYMBOL1(0x0) | AWB_X_SYMBOL0(0x0), 0},
+ {ISP_REG_AWB_X2_CFG_0, AWB_X_SYMBOL1(0x0) | AWB_X_SYMBOL0(0x0), 0},
+ {ISP_REG_AWB_X2_CFG_1, AWB_X_SYMBOL1(0x0) | AWB_X_SYMBOL0(0x0), 0},
+ {ISP_REG_AWB_X3_CFG_0, AWB_X_SYMBOL1(0x0) | AWB_X_SYMBOL0(0x0), 0},
+ {ISP_REG_AWB_X3_CFG_1, AWB_X_SYMBOL1(0x0) | AWB_X_SYMBOL0(0x0), 0},
+
+ {ISP_REG_AWB_Y0_CFG_0, AWB_Y_SYMBOL1(0x0) | AWB_Y_SYMBOL0(0x0), 0},
+ {ISP_REG_AWB_Y0_CFG_1, AWB_Y_SYMBOL1(0x0) | AWB_Y_SYMBOL0(0x0), 0},
+ {ISP_REG_AWB_Y1_CFG_0, AWB_Y_SYMBOL1(0x0) | AWB_Y_SYMBOL0(0x0), 0},
+ {ISP_REG_AWB_Y1_CFG_1, AWB_Y_SYMBOL1(0x0) | AWB_Y_SYMBOL0(0x0), 0},
+ {ISP_REG_AWB_Y2_CFG_0, AWB_Y_SYMBOL1(0x0) | AWB_Y_SYMBOL0(0x0), 0},
+ {ISP_REG_AWB_Y2_CFG_1, AWB_Y_SYMBOL1(0x0) | AWB_Y_SYMBOL0(0x0), 0},
+ {ISP_REG_AWB_Y3_CFG_0, AWB_Y_SYMBOL1(0x0) | AWB_Y_SYMBOL0(0x0), 0},
+ {ISP_REG_AWB_Y3_CFG_1, AWB_Y_SYMBOL1(0x0) | AWB_Y_SYMBOL0(0x0), 0},
+
+ {ISP_REG_AWB_S0_CFG_0, AWB_S_SYMBOL1(0x80) | AWB_S_SYMBOL0(0x80), 0},
+ {ISP_REG_AWB_S0_CFG_1, AWB_S_SYMBOL1(0x80) | AWB_S_SYMBOL0(0x80), 0},
+ {ISP_REG_AWB_S1_CFG_0, AWB_S_SYMBOL1(0x80) | AWB_S_SYMBOL0(0x80), 0},
+ {ISP_REG_AWB_S1_CFG_1, AWB_S_SYMBOL1(0x80) | AWB_S_SYMBOL0(0x80), 0},
+ {ISP_REG_AWB_S2_CFG_0, AWB_S_SYMBOL1(0x80) | AWB_S_SYMBOL0(0x80), 0},
+ {ISP_REG_AWB_S2_CFG_1, AWB_S_SYMBOL1(0x80) | AWB_S_SYMBOL0(0x80), 0},
+ {ISP_REG_AWB_S3_CFG_0, AWB_S_SYMBOL1(0x80) | AWB_S_SYMBOL0(0x80), 0},
+ {ISP_REG_AWB_S3_CFG_1, AWB_S_SYMBOL1(0x80) | AWB_S_SYMBOL0(0x80), 0},
+ /* config CTC and DBC filter */
+ {ISP_REG_ICTC, MAXGT(0x4140) | MINGT(0x40), 0},
+ {ISP_REG_IDBC, BADGT(0x200) | BADXT(0x200), 0},
+ /* config CFA */
+ {ISP_REG_RAW_FORMAT_CFG, SMY13(0) | SMY12(1) | SMY11(0) |
+ SMY10(1) | SMY3(2) | SMY2(3) |
+ SMY1(2) | SMY0(3), 0},
+ {ISP_REG_ICFAM, CROSS_COV(3) | HV_W(2), 0},
+ /* config CCM */
+ {ISP_REG_ICAMD_0, DNRM(6) | CCM_M_DAT(0), 0},
+ {ISP_REG_ICAMD_12, CCM_M_DAT(0x80), 0},
+ {ISP_REG_ICAMD_16, CCM_M_DAT(0x80), 0},
+ {ISP_REG_ICAMD_20, CCM_M_DAT(0x80), 0},
+ {ISP_REG_ICAMD_24, CCM_M_DAT(0x700), 0},
+ {ISP_REG_ICAMD_25, CCM_M_DAT(0x200), 0},
+ /* config GMARGB */
+ {ISP_REG_IGRVAL_0, SGVAL(0x2400) | GVAL(0x0), 0},
+ {ISP_REG_IGRVAL_1, SGVAL(0x800) | GVAL(0x20), 0},
+ {ISP_REG_IGRVAL_2, SGVAL(0x800) | GVAL(0x40), 0},
+ {ISP_REG_IGRVAL_3, SGVAL(0x800) | GVAL(0x60), 0},
+ {ISP_REG_IGRVAL_4, SGVAL(0x800) | GVAL(0x80), 0},
+ {ISP_REG_IGRVAL_5, SGVAL(0x800) | GVAL(0xa0), 0},
+ {ISP_REG_IGRVAL_6, SGVAL(0x800) | GVAL(0xc0), 0},
+ {ISP_REG_IGRVAL_7, SGVAL(0x800) | GVAL(0xe0), 0},
+ {ISP_REG_IGRVAL_8, SGVAL(0x800) | GVAL(0x100), 0},
+ {ISP_REG_IGRVAL_9, SGVAL(0x800) | GVAL(0x180), 0},
+ {ISP_REG_IGRVAL_10, SGVAL(0x800) | GVAL(0x200), 0},
+ {ISP_REG_IGRVAL_11, SGVAL(0x800) | GVAL(0x280), 0},
+ {ISP_REG_IGRVAL_12, SGVAL(0x800) | GVAL(0x300), 0},
+ {ISP_REG_IGRVAL_13, SGVAL(0x800) | GVAL(0x380), 0},
+ {ISP_REG_IGRVAL_14, SGVAL(0x800) | GVAL(0x3fe), 0},
+ /* config R2Y */
+ {ISP_REG_ICCONV_0, CSC_M(0x4C), 0},
+ {ISP_REG_ICCONV_1, CSC_M(0x97), 0},
+ {ISP_REG_ICCONV_2, CSC_M(0x1d), 0},
+ {ISP_REG_ICCONV_3, CSC_M(0x1d5), 0},
+ {ISP_REG_ICCONV_4, CSC_M(0x1ac), 0},
+ {ISP_REG_ICCONV_5, CSC_M(0x80), 0},
+ {ISP_REG_ICCONV_6, CSC_M(0x80), 0},
+ {ISP_REG_ICCONV_7, CSC_M(0x194), 0},
+ {ISP_REG_ICCONV_8, CSC_M(0x1ec), 0},
+ /* config YCRV */
+ {ISP_REG_YCURVE_0, L_PARAM(0x0), 0},
+ {ISP_REG_YCURVE_1, L_PARAM(0x10), 0},
+ {ISP_REG_YCURVE_2, L_PARAM(0x20), 0},
+ {ISP_REG_YCURVE_3, L_PARAM(0x30), 0},
+ {ISP_REG_YCURVE_4, L_PARAM(0x40), 0},
+ {ISP_REG_YCURVE_5, L_PARAM(0x50), 0},
+ {ISP_REG_YCURVE_6, L_PARAM(0x60), 0},
+ {ISP_REG_YCURVE_7, L_PARAM(0x70), 0},
+ {ISP_REG_YCURVE_8, L_PARAM(0x80), 0},
+ {ISP_REG_YCURVE_9, L_PARAM(0x90), 0},
+ {ISP_REG_YCURVE_10, L_PARAM(0xa0), 0},
+ {ISP_REG_YCURVE_11, L_PARAM(0xb0), 0},
+ {ISP_REG_YCURVE_12, L_PARAM(0xc0), 0},
+ {ISP_REG_YCURVE_13, L_PARAM(0xd0), 0},
+ {ISP_REG_YCURVE_14, L_PARAM(0xe0), 0},
+ {ISP_REG_YCURVE_15, L_PARAM(0xf0), 0},
+ {ISP_REG_YCURVE_16, L_PARAM(0x100), 0},
+ {ISP_REG_YCURVE_17, L_PARAM(0x110), 0},
+ {ISP_REG_YCURVE_18, L_PARAM(0x120), 0},
+ {ISP_REG_YCURVE_19, L_PARAM(0x130), 0},
+ {ISP_REG_YCURVE_20, L_PARAM(0x140), 0},
+ {ISP_REG_YCURVE_21, L_PARAM(0x150), 0},
+ {ISP_REG_YCURVE_22, L_PARAM(0x160), 0},
+ {ISP_REG_YCURVE_23, L_PARAM(0x170), 0},
+ {ISP_REG_YCURVE_24, L_PARAM(0x180), 0},
+ {ISP_REG_YCURVE_25, L_PARAM(0x190), 0},
+ {ISP_REG_YCURVE_26, L_PARAM(0x1a0), 0},
+ {ISP_REG_YCURVE_27, L_PARAM(0x1b0), 0},
+ {ISP_REG_YCURVE_28, L_PARAM(0x1c0), 0},
+ {ISP_REG_YCURVE_29, L_PARAM(0x1d0), 0},
+ {ISP_REG_YCURVE_30, L_PARAM(0x1e0), 0},
+ {ISP_REG_YCURVE_31, L_PARAM(0x1f0), 0},
+ {ISP_REG_YCURVE_32, L_PARAM(0x200), 0},
+ {ISP_REG_YCURVE_33, L_PARAM(0x210), 0},
+ {ISP_REG_YCURVE_34, L_PARAM(0x220), 0},
+ {ISP_REG_YCURVE_35, L_PARAM(0x230), 0},
+ {ISP_REG_YCURVE_36, L_PARAM(0x240), 0},
+ {ISP_REG_YCURVE_37, L_PARAM(0x250), 0},
+ {ISP_REG_YCURVE_38, L_PARAM(0x260), 0},
+ {ISP_REG_YCURVE_39, L_PARAM(0x270), 0},
+ {ISP_REG_YCURVE_40, L_PARAM(0x280), 0},
+ {ISP_REG_YCURVE_41, L_PARAM(0x290), 0},
+ {ISP_REG_YCURVE_42, L_PARAM(0x2a0), 0},
+ {ISP_REG_YCURVE_43, L_PARAM(0x2b0), 0},
+ {ISP_REG_YCURVE_44, L_PARAM(0x2c0), 0},
+ {ISP_REG_YCURVE_45, L_PARAM(0x2d0), 0},
+ {ISP_REG_YCURVE_46, L_PARAM(0x2e0), 0},
+ {ISP_REG_YCURVE_47, L_PARAM(0x2f0), 0},
+ {ISP_REG_YCURVE_48, L_PARAM(0x300), 0},
+ {ISP_REG_YCURVE_49, L_PARAM(0x310), 0},
+ {ISP_REG_YCURVE_50, L_PARAM(0x320), 0},
+ {ISP_REG_YCURVE_51, L_PARAM(0x330), 0},
+ {ISP_REG_YCURVE_52, L_PARAM(0x340), 0},
+ {ISP_REG_YCURVE_53, L_PARAM(0x350), 0},
+ {ISP_REG_YCURVE_54, L_PARAM(0x360), 0},
+ {ISP_REG_YCURVE_55, L_PARAM(0x370), 0},
+ {ISP_REG_YCURVE_56, L_PARAM(0x380), 0},
+ {ISP_REG_YCURVE_57, L_PARAM(0x390), 0},
+ {ISP_REG_YCURVE_58, L_PARAM(0x3a0), 0},
+ {ISP_REG_YCURVE_59, L_PARAM(0x3b0), 0},
+ {ISP_REG_YCURVE_60, L_PARAM(0x3c0), 0},
+ {ISP_REG_YCURVE_61, L_PARAM(0x3d0), 0},
+ {ISP_REG_YCURVE_62, L_PARAM(0x3e0), 0},
+ {ISP_REG_YCURVE_63, L_PARAM(0x3f0), 0},
+ /* config Sharp */
+ {ISP_REG_ISHRP1_0, DIFF(0x7) | SHRP_W(0xf), 0},
+ {ISP_REG_ISHRP1_1, DIFF(0x18) | SHRP_W(0xf), 0},
+ {ISP_REG_ISHRP1_2, DIFF(0x80) | SHRP_W(0xf), 0},
+ {ISP_REG_ISHRP1_3, DIFF(0x100) | SHRP_W(0xf), 0},
+ {ISP_REG_ISHRP1_4, DIFF(0x10) | SHRP_W(0xf), 0},
+ {ISP_REG_ISHRP1_5, DIFF(0x60) | SHRP_W(0xf), 0},
+ {ISP_REG_ISHRP1_6, DIFF(0x100) | SHRP_W(0xf), 0},
+ {ISP_REG_ISHRP1_7, DIFF(0x190) | SHRP_W(0xf), 0},
+ {ISP_REG_ISHRP1_8, DIFF(0x0) | SHRP_W(0xf), 0},
+ {ISP_REG_ISHRP1_9, SHRP_W(0xf), 0},
+ {ISP_REG_ISHRP1_10, SHRP_W(0xf), 0},
+ {ISP_REG_ISHRP1_11, SHRP_W(0xf), 0},
+ {ISP_REG_ISHRP1_12, SHRP_W(0xf), 0},
+ {ISP_REG_ISHRP1_13, SHRP_W(0xf), 0},
+ {ISP_REG_ISHRP1_14, SHRP_W(0xf), 0},
+ {ISP_REG_ISHRP2_0, F_AMP(0x10) | S_AMP(0x0), 0},
+ {ISP_REG_ISHRP2_1, F_AMP(0x10) | S_AMP(0x0), 0},
+ {ISP_REG_ISHRP2_2, F_AMP(0x10) | S_AMP(0x0), 0},
+ {ISP_REG_ISHRP2_3, F_AMP(0x10) | S_AMP(0x0), 0},
+ {ISP_REG_ISHRP2_4, F_AMP(0x10) | S_AMP(0x0), 0},
+ {ISP_REG_ISHRP2_5, F_AMP(0x10) | S_AMP(0x0), 0},
+ {ISP_REG_ISHRP3, PDIRF(0x8) | NDIRF(0x8) | WSUM(0xd7c), 0},
+
+ {ISP_REG_IUVS1, UVDIFF2(0xC0) | UVDIFF1(0x40), 0},
+ {ISP_REG_IUVS2, UVF(0xff) | UVSLOPE(0x0), 0},
+ {ISP_REG_IUVCKS1, UVCKDIFF2(0xa0) | UVCKDIFF1(0x40), 0},
+ /* config DNYUV */
+ {ISP_REG_DNYUV_YSWR0, YUVSW5(7) | YUVSW4(7) | YUVSW3(7) | YUVSW2(7) |
+ YUVSW1(7) | YUVSW0(7), 0},
+ {ISP_REG_DNYUV_YSWR1, YUVSW3(7) | YUVSW2(7) | YUVSW1(7) |
+ YUVSW0(7), 0},
+ {ISP_REG_DNYUV_CSWR0, YUVSW5(7) | YUVSW4(7) | YUVSW3(7) | YUVSW2(7) |
+ YUVSW1(7) | YUVSW0(7), 0},
+ {ISP_REG_DNYUV_CSWR1, YUVSW3(7) | YUVSW2(7) | YUVSW1(7) |
+ YUVSW0(7), 0},
+ {ISP_REG_DNYUV_YDR0, CURVE_D_H(0x60) | CURVE_D_L(0x40), 0},
+ {ISP_REG_DNYUV_YDR1, CURVE_D_H(0xd8) | CURVE_D_L(0x90), 0},
+ {ISP_REG_DNYUV_YDR2, CURVE_D_H(0x1e6) | CURVE_D_L(0x144), 0},
+ {ISP_REG_DNYUV_CDR0, CURVE_D_H(0x60) | CURVE_D_L(0x40), 0},
+ {ISP_REG_DNYUV_CDR1, CURVE_D_H(0xd8) | CURVE_D_L(0x90), 0},
+ {ISP_REG_DNYUV_CDR2, CURVE_D_H(0x1e6) | CURVE_D_L(0x144), 0},
+ /* config SAT */
+ {ISP_REG_ISAT0, CMMD(0x0) | CMAB(0x100), 0},
+ {ISP_REG_ISAT1, CMD(0x1f) | CMB(0x1), 0},
+ {ISP_REG_ISAT2, VOFF(0x0) | UOFF(0x0), 0},
+ {ISP_REG_ISAT3, SIN(0x0) | COS(0x100), 0},
+ {ISP_REG_ISAT4, CMSF(0x8), 0},
+ {ISP_REG_IYADJ0, YOIR(0x401) | YIMIN(0x1), 0},
+ {ISP_REG_IYADJ1, YOMAX(0x3ff) | YOMIN(0x1), 0},
+ /* config OBA */
+ {ISP_REG_OBA_CFG_0, VSTART(0x438) | HSTART(0x0), 0},
+ {ISP_REG_OBA_CFG_1, VEND(0x439) | HEND(0x780), 0},
+ /* config SC */
+ {ISP_REG_SCD_CFG_1, AXI_ID(0x01), 0},
+ {ISP_REG_SC_CFG_0, VSTART_SC(0xc) | HSTART_SC(0x0), 0},
+ {ISP_REG_SC_CFG_1, SEL_SC(3) | AWB_PS_GRB_BA(0x10) |
+ HEIGHT_SC(0x15) | WIDTH_SC(0x1d), 0},
+ {ISP_REG_SC_AF, AF_ES_HTHR(0x1f1) | AF_ES_VTHR(0xbf) |
+ AF_ES_VE(0x1), 0},
+ {ISP_REG_SC_AWB_PS_CFG_0, AWB_PS_GU(0xff) | AWB_PS_GL(0x0) |
+ AWB_PS_RU(0xff) | AWB_PS_RL(0x0), 0},
+ {ISP_REG_SC_AWB_PS_CFG_1, AWB_PS_YU(0xff) | AWB_PS_YL(0x0) |
+ AWB_PS_BU(0xff) | AWB_PS_BL(0x0), 0},
+ {ISP_REG_SC_AWB_PS_CFG_2, AWB_PS_GRU(0xffff) |
+ AWB_PS_GRL(0x0), 0},
+ {ISP_REG_SC_AWB_PS_CFG_3, AWB_PS_GBU(0xffff) |
+ AWB_PS_GBL(0x0), 0},
+ {ISP_REG_SC_AWB_PS_CFG_4, AWB_PS_GRBU(0xffff) |
+ AWB_PS_GRBL(0x0), 0},
+ {ISP_REG_SC_DEC, VKEEP(0x1) | VPERIOD(0x5) | HKEEP(0x1) |
+ HPERIOD(0x7), 0},
+ {ISP_REG_SC_AWB_WS_CW4_CFG_0, AWB_WS_CW_W_5(0x1), 0},
+ {ISP_REG_SC_AWB_WS_CW5_CFG_0, AWB_WS_CW_W_6(0x3) |
+ AWB_WS_CW_W_5(0xd) |
+ AWB_WS_CW_W_4(0x2), 0},
+ {ISP_REG_SC_AWB_WS_CW6_CFG_0, AWB_WS_CW_W_5(0x9) |
+ AWB_WS_CW_W_4(0x5), 0},
+ {ISP_REG_SC_AWB_WS_CW7_CFG_0, AWB_WS_CW_W_5(0x2) |
+ AWB_WS_CW_W_4(0x5) |
+ AWB_WS_CW_W_3(0x3), 0},
+ {ISP_REG_SC_AWB_WS_IWV_CFG_0, AWB_WS_IW_V_7(0xf) |
+ AWB_WS_IW_V_6(0xf) |
+ AWB_WS_IW_V_5(0xf) |
+ AWB_WS_IW_V_4(0xf) |
+ AWB_WS_IW_V_3(0xf) |
+ AWB_WS_IW_V_2(0xf) |
+ AWB_WS_IW_V_1(0xf) |
+ AWB_WS_IW_V_0(0x0), 0},
+ {ISP_REG_SC_AWB_WS_IWV_CFG_1, AWB_WS_IW_V_7(0x8) |
+ AWB_WS_IW_V_6(0xf) |
+ AWB_WS_IW_V_5(0xf) |
+ AWB_WS_IW_V_4(0xf) |
+ AWB_WS_IW_V_3(0xf) |
+ AWB_WS_IW_V_2(0xf) |
+ AWB_WS_IW_V_1(0xf) |
+ AWB_WS_IW_V_0(0xf), 0},
+ {ISP_REG_SC_AWB_WS_IWS_CFG_0, AWB_WS_IW_S0(0x1e), 0},
+ {ISP_REG_SC_AWB_WS_IWS_CFG_3, AWB_WS_IW_S3(0xf0) |
+ AWB_WS_IW_S2(0xf2), 0},
+ {ISP_REG_SC_AWB_WS_CFG_0, AWB_WS_GRU(0xff) | AWB_WS_GRL(0x0) |
+ AWB_WS_RU(0xff) | AWB_WS_RL(0x0), 0},
+ {ISP_REG_SC_AWB_WS_CFG_1, AWB_WS_BU(0xff) | AWB_WS_BL(0x0) |
+ AWB_WS_GBU(0xff) | AWB_WS_GBL(0x0), 0},
+ /* config YHIST */
+ {ISP_REG_YHIST_CFG_0, YH_VSTART(0x0) | YH_HSTART(0x0), 0},
+ {ISP_REG_YHIST_CFG_1, YH_HEIGHT(0x437) | YH_WIDTH(0x77f), 0},
+ {ISP_REG_YHIST_CFG_2, YH_DEC_ETH(0x1) | YH_DEC_ETW(0x2), 0},
+ {ISP_REG_YHIST_CFG_3, YH_MUX(0x0), 0},
+ /* config CBAR */
+ {ISP_REG_CBAR0, CBAR_PAR_H(0x43e) | CBAR_PAR_L(0x782), 0},
+ {ISP_REG_CBAR1, CBAR_PAR_H(0x0) | CBAR_PAR_L(0x0), 0},
+ {ISP_REG_CBAR2, CBAR_PAR_H(0x437) | CBAR_PAR_L(0x77f), 0},
+ {ISP_REG_CBAR3, CBAR_PAR_H(0x44) | CBAR_PAR_L(0x3150), 0},
+ {ISP_REG_CBAR4, CBAR_PAR_H(0x0) | CBAR_PAR_L(0x0), 0},
+ {ISP_REG_CBAR5, CBAR_PAR_H(0x0888) | CBAR_PAR_L(0x0888), 0},
+ {ISP_REG_CBAR6, CBAR_PAR_H(0x0222) | CBAR_PAR_L(0x0222), 0},
+ {ISP_REG_CBAR7, CBAR_PAR_H(0x0444) | CBAR_PAR_L(0x0444), 0},
+ {ISP_REG_CBAR8, CBAR_PAR_H(0x0888) | CBAR_PAR_L(0x0888), 0},
+ {ISP_REG_CBAR9, CBAR_PAR_H(0x0aaa) | CBAR_PAR_L(0x0aaa), 0},
+ {ISP_REG_CBAR10, CBAR_PAR_H(0x0ccc) | CBAR_PAR_L(0x0ccc), 0},
+ {ISP_REG_CBAR11, CBAR_PAR_H(0x0eee) | CBAR_PAR_L(0x0eee), 0},
+ {ISP_REG_CBAR12, CBAR_PAR_H(0x0fff) | CBAR_PAR_L(0x0fff), 0},
+ {ISP_REG_CBAR13, CBAR_PAR_H(0x0888) | CBAR_PAR_L(0x0888), 0},
+ {ISP_REG_CBAR14, CBAR_PAR_H(0x0222) | CBAR_PAR_L(0x0222), 0},
+ {ISP_REG_CBAR15, CBAR_PAR_H(0x0444) | CBAR_PAR_L(0x0444), 0},
+ {ISP_REG_CBAR16, CBAR_PAR_H(0x0888) | CBAR_PAR_L(0x0888), 0},
+ {ISP_REG_CBAR17, CBAR_PAR_H(0x0aaa) | CBAR_PAR_L(0x0aaa), 0},
+ {ISP_REG_CBAR18, CBAR_PAR_H(0x0ccc) | CBAR_PAR_L(0x0ccc), 0},
+ {ISP_REG_CBAR19, CBAR_PAR_H(0x0eee) | CBAR_PAR_L(0x0eee), 0},
+ {ISP_REG_CBAR20, CBAR_PAR_H(0x0fff) | CBAR_PAR_L(0x0fff), 0},
+ /* config sensor */
+ {ISP_REG_SENSOR, DVP_SYNC_POL(0x3) | ITU656_EN(0) |
+ IMAGER_SEL(0), 0},
+ /* config CROP */
+ {ISP_REG_PIC_CAPTURE_START_CFG, VSTART_CAP(0x0) | HSTART_CAP(0x0), 0},
+ {ISP_REG_PIC_CAPTURE_END_CFG, VEND_CAP(0x0437) |
+ HEND_CAP(0x077f), 0},
+ /* config isp pileline X/Y size */
+ {ISP_REG_PIPELINE_XY_SIZE, H_ACT_CAP(0x0438) |
+ W_ACT_CAP(0x0780), 0},
+ /* config CSI dump */
+ {ISP_REG_DUMP_CFG_1, DUMP_BURST_LEN(0x3) | DUMP_SD(0x0b80), 0},
+ /* config UO */
+ {ISP_REG_STRIDE, IMG_STR(0x0780), 0},
+ /* NV12 */
+ {ISP_REG_PIXEL_COORDINATE_GEN, OUT_SCANH(0x0), 0},
+
+ {ISP_REG_UOAXI, OUT_AXI_W_ID(0x0), 0},
+ {ISP_REG_SS0S, SD_IMG(0x780), 0},
+ {ISP_REG_SS0HF, H_SF_SCAL(0x0) | H_SM_SCAL(0x2), 0},
+ {ISP_REG_SS0VF, V_SF_SCAL(0x0) | V_SM_SCAL(0x2), 0},
+ {ISP_REG_SS0IW, W_OUT(0x0780) | H_OUT(0x0438), 0},
+ {ISP_REG_SS1S, OUT_IMG_STR(0x780), 0},
+ {ISP_REG_SS1HF, H_SCAL_FACTOR(0x0) | H_SCAL_MODE(0x2), 0},
+ {ISP_REG_SS1VF, V_SCAL_FACTOR(0x0) | V_SCAL_MODE(0x2), 0},
+ {ISP_REG_SS1IW, W_OUT_IMG(0x780) | H_OUT_IMG(0x438), 0},
+ {ISP_REG_SSAXI, SS1WID(0x0) | SS0WID(0x0), 0},
+ /* config TIL */
+ {ISP_REG_ITIIWSR, ITI_HSIZE(0x0438) | ITI_WSIZE(0x0780), 0},
+ {ISP_REG_ITIDWLSR, ITI_WSTRIDE(0x960), 0},
+ {ISP_REG_ITIPDFR, ITI_PACKAGE_FMT(0x30003), 0},
+ {ISP_REG_ITIDRLSR, ITI_STRIDE_L(0x960), 0},
+ {ISP_REG_ITIAIR, ITI_UVRID(0x0) | ITI_YRID(0x0) |
+ ITI_UVWID(0x0) | ITI_YWID(0x0), 0},
+ {ISP_REG_ITIDPSR, ITI_W_INDEX(0x0) | ITI_R_INDEX(0x0), 0},
+ /* Enable DEC/OBC/OECF/LCCF/AWB/SC/DUMP */
+ {ISP_REG_CSI_MODULE_CFG, CSI_DUMP_EN | CSI_SC_EN | CSI_AWB_EN |
+ CSI_LCCF_EN | CSI_OECF_EN | CSI_OBC_EN |
+ CSI_DEC_EN, 0},
+ /* Enable CFA/CAR/CCM/GMARGB/R2Y/SHRP/SAT/DNYUV/YCRV/YHIST/CTC/DBC */
+ {ISP_REG_ISP_CTRL_1, CTRL_SAT(1) | CTRL_DBC | CTRL_CTC | CTRL_YHIST |
+ CTRL_YCURVE | CTRL_BIYUV | CTRL_SCE | CTRL_EE |
+ CTRL_CCE | CTRL_RGE | CTRL_CME | CTRL_AE |
+ CTRL_CE, 0},
+};
+
+const struct reg_table isp_reg_init_settings[] = {
+ {isp_reg_init_config_list, ARRAY_SIZE(isp_reg_init_config_list)},
+};
+
+static const struct regval_t isp_reg_start_config_list[] = {
+ /* ENABLE UO/Multi-Frame and Reset ISP */
+ {ISP_REG_ISP_CTRL_0, ISPC_ENUO | ISPC_ENLS | ISPC_RST, 0xa},
+ /* ENABLE UO/Multi-Frame and Leave ISP reset */
+ {ISP_REG_ISP_CTRL_0, ISPC_ENUO | ISPC_ENLS, 0xa},
+ /* Config ISP shadow mode as next-vsync */
+ {ISP_REG_IESHD_ADDR, SHAD_UP_M, 0},
+ /* ENABLE UO/Multi-Frame and Enable ISP */
+ {ISP_REG_ISP_CTRL_0, ISPC_ENUO | ISPC_ENLS | ISPC_EN, 0xa},
+ /* Config CSI shadow mode as immediate to fetch current setting */
+ {ISP_REG_CSIINTS_ADDR, CSI_SHA_M(0x10004), 0xa},
+ /* Config CSI shadow mode as next-vsync */
+ {ISP_REG_CSIINTS_ADDR, CSI_SHA_M(0x20004), 0xa},
+ /* Enable CSI */
+ {ISP_REG_CSI_INPUT_EN_AND_STATUS, CSI_EN_S, 0xa},
+};
+
+const struct reg_table isp_reg_start_settings[] = {
+ {isp_reg_start_config_list, ARRAY_SIZE(isp_reg_start_config_list)},
+};
+
+static void isp_load_regs(struct stfcamss *stfcamss,
+ const struct reg_table *table)
+{
+ int j;
+ u32 delay_ms, reg_addr, val;
+
+ for (j = 0; j < table->regval_num; j++) {
+ delay_ms = table->regval[j].delay_ms;
+ reg_addr = table->regval[j].addr;
+ val = table->regval[j].val;
+
+ if (reg_addr % 4 ||
+ reg_addr > STF_ISP_REG_OFFSET_MAX ||
+ delay_ms > STF_ISP_REG_DELAY_MAX)
+ continue;
+
+ stf_isp_reg_write(stfcamss, reg_addr, val);
+
+ if (delay_ms)
+ usleep_range(1000 * delay_ms, 1000 * delay_ms + 100);
+ }
+}
+
+static void isp_load_regs_exclude_csi_isp_enable(struct stfcamss *stfcamss,
+ const struct reg_table *table)
+{
+ int j;
+ u32 delay_ms, reg_addr, val;
+
+ for (j = 0; j < table->regval_num; j++) {
+ delay_ms = table->regval[j].delay_ms;
+ reg_addr = table->regval[j].addr;
+ val = table->regval[j].val;
+
+ if (reg_addr % 4 ||
+ reg_addr > STF_ISP_REG_OFFSET_MAX ||
+ delay_ms > STF_ISP_REG_DELAY_MAX ||
+ (reg_addr == ISP_REG_CSI_INPUT_EN_AND_STATUS && (val & 0x01)) ||
+ (reg_addr == ISP_REG_ISP_CTRL_0 && (val & 0x01)))
+ continue;
+
+ stf_isp_reg_write(stfcamss, reg_addr, val);
+
+ if (delay_ms)
+ usleep_range(1000 * delay_ms, 1000 * delay_ms + 100);
+ }
+}
+
+int stf_isp_clk_enable(struct stf_isp_dev *isp_dev)
+{
+ struct stfcamss *stfcamss = isp_dev->stfcamss;
+
+ clk_prepare_enable(stfcamss->sys_clk[STF_CLK_WRAPPER_CLK_C].clk);
+ reset_control_deassert(stfcamss->sys_rst[STF_RST_WRAPPER_C].rstc);
+ reset_control_deassert(stfcamss->sys_rst[STF_RST_WRAPPER_P].rstc);
+
+ return 0;
+}
+
+int stf_isp_clk_disable(struct stf_isp_dev *isp_dev)
+{
+ struct stfcamss *stfcamss = isp_dev->stfcamss;
+
+ reset_control_assert(stfcamss->sys_rst[STF_RST_WRAPPER_C].rstc);
+ reset_control_assert(stfcamss->sys_rst[STF_RST_WRAPPER_P].rstc);
+ clk_disable_unprepare(stfcamss->sys_clk[STF_CLK_WRAPPER_CLK_C].clk);
+
+ return 0;
+}
+
+int stf_isp_reset(struct stf_isp_dev *isp_dev)
+{
+ stf_isp_reg_set_bit(isp_dev->stfcamss, ISP_REG_ISP_CTRL_0,
+ ISPC_RST_MASK, ISPC_RST);
+ stf_isp_reg_set_bit(isp_dev->stfcamss, ISP_REG_ISP_CTRL_0,
+ ISPC_RST_MASK, 0);
+
+ return 0;
+}
+
+int stf_isp_config_set(struct stf_isp_dev *isp_dev)
+{
+ mutex_lock(&isp_dev->setfile_lock);
+ isp_load_regs(isp_dev->stfcamss, isp_reg_init_settings);
+ if (isp_dev->setfile.state)
+ isp_load_regs_exclude_csi_isp_enable(isp_dev->stfcamss,
+ &isp_dev->setfile.settings);
+
+ mutex_unlock(&isp_dev->setfile_lock);
+
+ return 0;
+}
+
+int stf_isp_set_format(struct stf_isp_dev *isp_dev,
+ struct isp_stream_format *crop_array,
+ u32 mcode, int type)
+{
+ struct stfcamss *stfcamss = isp_dev->stfcamss;
+ struct v4l2_rect *crop = &crop_array[ISP_COMPOSE].rect;
+ u32 bpp = crop_array[ISP_COMPOSE].bpp;
+ u32 val, val1;
+
+ val = VSTART_CAP(crop->top) | HSTART_CAP(crop->left);
+ stf_isp_reg_write(stfcamss, ISP_REG_PIC_CAPTURE_START_CFG, val);
+
+ val = VEND_CAP(crop->height + crop->top - 1) |
+ HEND_CAP(crop->width + crop->left - 1);
+ stf_isp_reg_write(stfcamss, ISP_REG_PIC_CAPTURE_END_CFG, val);
+
+ val = H_ACT_CAP(crop->height) | W_ACT_CAP(crop->width);
+ stf_isp_reg_write(stfcamss, ISP_REG_PIPELINE_XY_SIZE, val);
+
+ val = ALIGN(crop->width * bpp / 8, STFCAMSS_FRAME_WIDTH_ALIGN_8);
+ stf_isp_reg_write(stfcamss, ISP_REG_STRIDE, val);
+
+ switch (mcode) {
+ case MEDIA_BUS_FMT_SRGGB10_1X10:
+ case MEDIA_BUS_FMT_SRGGB8_1X8:
+ /* 3 2 3 2 1 0 1 0 B Gb B Gb Gr R Gr R */
+ val = SMY13(3) | SMY12(2) | SMY11(3) | SMY10(2) |
+ SMY3(1) | SMY2(0) | SMY1(1) | SMY0(0);
+ val1 = CTRL_SAT(0x0);
+ break;
+ case MEDIA_BUS_FMT_SGRBG10_1X10:
+ case MEDIA_BUS_FMT_SGRBG8_1X8:
+ /* 2 3 2 3 0 1 0 1, Gb B Gb B R Gr R Gr */
+ val = SMY13(2) | SMY12(3) | SMY11(2) | SMY10(3) |
+ SMY3(0) | SMY2(1) | SMY1(0) | SMY0(1);
+ val1 = CTRL_SAT(0x2);
+ break;
+ case MEDIA_BUS_FMT_SGBRG10_1X10:
+ case MEDIA_BUS_FMT_SGBRG8_1X8:
+ /* 1 0 1 0 3 2 3 2, Gr R Gr R B Gb B Gb */
+ val = SMY13(1) | SMY12(0) | SMY11(1) | SMY10(0) |
+ SMY3(3) | SMY2(2) | SMY1(3) | SMY0(2);
+ val1 = CTRL_SAT(0x3);
+ break;
+ case MEDIA_BUS_FMT_SBGGR10_1X10:
+ case MEDIA_BUS_FMT_SBGGR8_1X8:
+ /* 0 1 0 1 2 3 2 3 R Gr R Gr Gb B Gb B */
+ val = SMY13(0) | SMY12(1) | SMY11(0) | SMY10(1) |
+ SMY3(2) | SMY2(3) | SMY1(2) | SMY0(3);
+ val1 = CTRL_SAT(0x1);
+ break;
+ default:
+ dev_warn(isp_dev->stfcamss->dev, "UNKNOWN format\n");
+ val = SMY13(0) | SMY12(1) | SMY11(0) | SMY10(1) |
+ SMY3(2) | SMY2(3) | SMY1(2) | SMY0(3);
+ val1 = CTRL_SAT(0x1);
+ break;
+ }
+ stf_isp_reg_write(stfcamss, ISP_REG_RAW_FORMAT_CFG, val);
+ stf_isp_reg_set_bit(stfcamss, ISP_REG_ISP_CTRL_1, CTRL_SAT_MASK, val1);
+
+ crop = &crop_array[ISP_CROP].rect;
+ bpp = crop_array[ISP_CROP].bpp;
+ val = ALIGN(crop->width * bpp / 8, STFCAMSS_FRAME_WIDTH_ALIGN_128);
+ val |= DUMP_BURST_LEN(3);
+ stf_isp_reg_set_bit(stfcamss, ISP_REG_DUMP_CFG_1,
+ DUMP_BURST_LEN_MASK | DUMP_SD_MASK, val);
+
+ val = ITI_HSIZE(0x0438) | ITI_WSIZE(0x0780);
+ stf_isp_reg_write(stfcamss, ISP_REG_ITIIWSR, val);
+
+ val = ITI_WSTRIDE(0x960);
+ stf_isp_reg_write(stfcamss, ISP_REG_ITIDWLSR, val);
+
+ val = ITI_STRIDE_L(0x960);
+ stf_isp_reg_write(stfcamss, ISP_REG_ITIDRLSR, val);
+
+ val = 0x0;
+ if (type == INTERFACE_CSI)
+ val = 0x1;
+ stf_isp_reg_write(stfcamss, ISP_REG_SENSOR, val);
+
+ return 0;
+}
+
+int stf_isp_stream_set(struct stf_isp_dev *isp_dev, int on)
+{
+ if (on)
+ isp_load_regs(isp_dev->stfcamss, isp_reg_start_settings);
+ return 0;
+}
diff --git a/drivers/media/platform/starfive/stf_video.c b/drivers/media/platform/starfive/stf_video.c
new file mode 100644
index 000000000000..6290aaf32aed
--- /dev/null
+++ b/drivers/media/platform/starfive/stf_video.c
@@ -0,0 +1,989 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * stf_video.c
+ *
+ * StarFive Camera Subsystem - V4L2 device node
+ *
+ * Copyright (C) 2021-2023 StarFive Technology Co., Ltd.
+ */
+
+#include <media/media-entity.h>
+#include <media/v4l2-ctrls.h>
+#include <media/v4l2-event.h>
+#include <media/v4l2-mc.h>
+#include <media/videobuf2-dma-contig.h>
+
+#include "stf_camss.h"
+#include "stf_video.h"
+
+static const struct stfcamss_format_info formats_pix_wr[] = {
+ { MEDIA_BUS_FMT_SRGGB10_1X10, V4L2_PIX_FMT_SRGGB10, 1,
+ { { 1, 1 } }, { { 1, 1 } }, { 10 } },
+ { MEDIA_BUS_FMT_SGRBG10_1X10, V4L2_PIX_FMT_SGRBG10, 1,
+ { { 1, 1 } }, { { 1, 1 } }, { 10 } },
+ { MEDIA_BUS_FMT_SGBRG10_1X10, V4L2_PIX_FMT_SGBRG10, 1,
+ { { 1, 1 } }, { { 1, 1 } }, { 10 } },
+ { MEDIA_BUS_FMT_SBGGR10_1X10, V4L2_PIX_FMT_SBGGR10, 1,
+ { { 1, 1 } }, { { 1, 1 } }, { 10 } },
+};
+
+static const struct stfcamss_format_info formats_raw_isp[] = {
+ { MEDIA_BUS_FMT_SBGGR12_1X12, V4L2_PIX_FMT_SBGGR12, 1,
+ { { 1, 1 } }, { { 1, 1 } }, { 12 } },
+ { MEDIA_BUS_FMT_SRGGB12_1X12, V4L2_PIX_FMT_SRGGB12, 1,
+ { { 1, 1 } }, { { 1, 1 } }, { 12 } },
+ { MEDIA_BUS_FMT_SGRBG12_1X12, V4L2_PIX_FMT_SGRBG12, 1,
+ { { 1, 1 } }, { { 1, 1 } }, { 12 } },
+ { MEDIA_BUS_FMT_SGBRG12_1X12, V4L2_PIX_FMT_SGBRG12, 1,
+ { { 1, 1 } }, { { 1, 1 } }, { 12 } },
+};
+
+static const struct stfcamss_format_info formats_pix_isp[] = {
+ { MEDIA_BUS_FMT_Y12_1X12, V4L2_PIX_FMT_NV12, 1,
+ { { 1, 1 } }, { { 2, 3 } }, { 8 } },
+};
+
+/* -----------------------------------------------------------------------------
+ * Helper functions
+ */
+
+static int video_find_format(u32 code, u32 pixelformat,
+ const struct stfcamss_format_info *formats,
+ unsigned int nformats)
+{
+ int i;
+
+ for (i = 0; i < nformats; i++) {
+ if (formats[i].code == code &&
+ formats[i].pixelformat == pixelformat)
+ return i;
+ }
+
+ for (i = 0; i < nformats; i++)
+ if (formats[i].code == code)
+ return i;
+
+ for (i = 0; i < nformats; i++)
+ if (formats[i].pixelformat == pixelformat)
+ return i;
+
+ return -EINVAL;
+}
+
+static int __video_try_fmt(struct stfcamss_video *video, struct v4l2_format *f)
+{
+ struct v4l2_pix_format *pix;
+ const struct stfcamss_format_info *fi;
+ u32 width, height;
+ u32 bpl;
+ int i;
+
+ pix = &f->fmt.pix;
+
+ for (i = 0; i < video->nformats; i++)
+ if (pix->pixelformat == video->formats[i].pixelformat)
+ break;
+
+ if (i == video->nformats)
+ i = 0; /* default format */
+
+ fi = &video->formats[i];
+ width = pix->width;
+ height = pix->height;
+
+ memset(pix, 0, sizeof(*pix));
+
+ pix->pixelformat = fi->pixelformat;
+ pix->width = clamp_t(u32, width, STFCAMSS_FRAME_MIN_WIDTH,
+ STFCAMSS_FRAME_MAX_WIDTH);
+ pix->height = clamp_t(u32, height, STFCAMSS_FRAME_MIN_HEIGHT,
+ STFCAMSS_FRAME_MAX_HEIGHT);
+ bpl = pix->width / fi->hsub[0].numerator *
+ fi->hsub[0].denominator * fi->bpp[0] / 8;
+ bpl = ALIGN(bpl, video->bpl_alignment);
+ pix->bytesperline = bpl;
+ pix->sizeimage = pix->height / fi->vsub[0].numerator *
+ fi->vsub[0].denominator * bpl;
+
+ pix->field = V4L2_FIELD_NONE;
+ pix->colorspace = V4L2_COLORSPACE_SRGB;
+ pix->flags = 0;
+ pix->ycbcr_enc =
+ V4L2_MAP_YCBCR_ENC_DEFAULT(pix->colorspace);
+ pix->quantization = V4L2_MAP_QUANTIZATION_DEFAULT(true,
+ pix->colorspace,
+ pix->ycbcr_enc);
+ pix->xfer_func = V4L2_MAP_XFER_FUNC_DEFAULT(pix->colorspace);
+
+ return 0;
+}
+
+static int stf_video_init_format(struct stfcamss_video *video)
+{
+ int ret;
+ struct v4l2_format format = {
+ .type = video->type,
+ .fmt.pix = {
+ .width = 1920,
+ .height = 1080,
+ .pixelformat = V4L2_PIX_FMT_RGB565,
+ },
+ };
+
+ ret = __video_try_fmt(video, &format);
+
+ if (ret < 0)
+ return ret;
+
+ video->active_fmt = format;
+
+ return 0;
+}
+
+/* -----------------------------------------------------------------------------
+ * Video queue operations
+ */
+
+static int video_queue_setup(struct vb2_queue *q,
+ unsigned int *num_buffers,
+ unsigned int *num_planes,
+ unsigned int sizes[],
+ struct device *alloc_devs[])
+{
+ struct stfcamss_video *video = vb2_get_drv_priv(q);
+ const struct v4l2_pix_format *format = &video->active_fmt.fmt.pix;
+
+ if (*num_planes) {
+ if (*num_planes != 1)
+ return -EINVAL;
+
+ if (sizes[0] < format->sizeimage)
+ return -EINVAL;
+ }
+
+ *num_planes = 1;
+ sizes[0] = format->sizeimage;
+ if (!sizes[0])
+ dev_err(video->stfcamss->dev,
+ "%s: error size is zero!!!\n", __func__);
+
+ dev_dbg(video->stfcamss->dev, "planes = %d, size = %d\n",
+ *num_planes, sizes[0]);
+
+ return 0;
+}
+
+static int video_buf_init(struct vb2_buffer *vb)
+{
+ struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
+ struct stfcamss_video *video = vb2_get_drv_priv(vb->vb2_queue);
+ struct stfcamss_buffer *buffer =
+ container_of(vbuf, struct stfcamss_buffer, vb);
+ const struct v4l2_pix_format *fmt = &video->active_fmt.fmt.pix;
+ dma_addr_t *paddr;
+
+ buffer->sizeimage = 0;
+
+ paddr = vb2_plane_cookie(vb, 0);
+ buffer->sizeimage = vb2_plane_size(vb, 0);
+ buffer->addr[0] = *paddr;
+ if (fmt->pixelformat == V4L2_PIX_FMT_NV12 ||
+ fmt->pixelformat == V4L2_PIX_FMT_NV21 ||
+ fmt->pixelformat == V4L2_PIX_FMT_NV16 ||
+ fmt->pixelformat == V4L2_PIX_FMT_NV61)
+ buffer->addr[1] =
+ buffer->addr[0] + fmt->bytesperline * fmt->height;
+
+ return 0;
+}
+
+static int video_buf_prepare(struct vb2_buffer *vb)
+{
+ struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
+ struct stfcamss_video *video = vb2_get_drv_priv(vb->vb2_queue);
+ const struct v4l2_pix_format *fmt = &video->active_fmt.fmt.pix;
+
+ if (fmt->sizeimage > vb2_plane_size(vb, 0)) {
+ dev_err(video->stfcamss->dev,
+ "sizeimage = %d, plane size = %d\n",
+ fmt->sizeimage, (unsigned int)vb2_plane_size(vb, 0));
+ return -EINVAL;
+ }
+ vb2_set_plane_payload(vb, 0, fmt->sizeimage);
+
+ vbuf->field = V4L2_FIELD_NONE;
+
+ return 0;
+}
+
+static void video_buf_queue(struct vb2_buffer *vb)
+{
+ struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
+ struct stfcamss_video *video = vb2_get_drv_priv(vb->vb2_queue);
+ struct stfcamss_buffer *buffer =
+ container_of(vbuf, struct stfcamss_buffer, vb);
+
+ video->ops->queue_buffer(video, buffer);
+}
+
+/*
+ * video_mbus_to_pix - Convert v4l2_mbus_framefmt to v4l2_pix_format
+ * @mbus: v4l2_mbus_framefmt format (input)
+ * @pix: v4l2_pix_format_mplane format (output)
+ * @f: a pointer to formats array element to be used for the conversion
+ * @alignment: bytesperline alignment value
+ *
+ * Fill the output pix structure with information from the input mbus format.
+ *
+ * Return 0 on success or a negative error code otherwise
+ */
+static int video_mbus_to_pix(const struct v4l2_mbus_framefmt *mbus,
+ struct v4l2_pix_format *pix,
+ const struct stfcamss_format_info *f,
+ unsigned int alignment)
+{
+ u32 bytesperline;
+
+ memset(pix, 0, sizeof(*pix));
+ v4l2_fill_pix_format(pix, mbus);
+ pix->pixelformat = f->pixelformat;
+ bytesperline = pix->width / f->hsub[0].numerator *
+ f->hsub[0].denominator * f->bpp[0] / 8;
+ bytesperline = ALIGN(bytesperline, alignment);
+ pix->bytesperline = bytesperline;
+ pix->sizeimage = pix->height / f->vsub[0].numerator *
+ f->vsub[0].denominator * bytesperline;
+ return 0;
+}
+
+static struct v4l2_subdev *video_remote_subdev(struct stfcamss_video *video,
+ u32 *pad)
+{
+ struct media_pad *remote;
+
+ remote = media_pad_remote_pad_first(&video->pad);
+
+ if (!remote || !is_media_entity_v4l2_subdev(remote->entity))
+ return NULL;
+
+ if (pad)
+ *pad = remote->index;
+
+ return media_entity_to_v4l2_subdev(remote->entity);
+}
+
+static int video_get_subdev_format(struct stfcamss_video *video,
+ struct v4l2_format *format)
+{
+ struct v4l2_pix_format *pix = &video->active_fmt.fmt.pix;
+ struct v4l2_subdev_format fmt;
+ struct v4l2_subdev *subdev;
+ u32 pixelformat;
+ u32 pad;
+ int ret;
+
+ subdev = video_remote_subdev(video, &pad);
+ if (!subdev)
+ return -EPIPE;
+
+ fmt.pad = pad;
+ fmt.which = V4L2_SUBDEV_FORMAT_ACTIVE;
+
+ ret = v4l2_subdev_call(subdev, pad, get_fmt, NULL, &fmt);
+ if (ret)
+ return ret;
+
+ pixelformat = pix->pixelformat;
+ ret = video_find_format(fmt.format.code, pixelformat,
+ video->formats, video->nformats);
+ if (ret < 0)
+ return ret;
+
+ format->type = video->type;
+
+ return video_mbus_to_pix(&fmt.format, &format->fmt.pix,
+ &video->formats[ret], video->bpl_alignment);
+}
+
+static int video_check_format(struct stfcamss_video *video)
+{
+ struct v4l2_pix_format *pix = &video->active_fmt.fmt.pix;
+ struct v4l2_format format;
+ struct v4l2_pix_format *sd_pix = &format.fmt.pix;
+ int ret;
+
+ sd_pix->pixelformat = pix->pixelformat;
+ ret = video_get_subdev_format(video, &format);
+ if (ret < 0)
+ return ret;
+
+ if (pix->pixelformat != sd_pix->pixelformat ||
+ pix->height > sd_pix->height ||
+ pix->width > sd_pix->width ||
+ pix->field != format.fmt.pix.field) {
+ dev_err(video->stfcamss->dev,
+ "%s, not match:\n"
+ "0x%x 0x%x\n0x%x 0x%x\n0x%x 0x%x\n",
+ __func__,
+ pix->pixelformat, sd_pix->pixelformat,
+ pix->height, sd_pix->height,
+ pix->field, format.fmt.pix.field);
+ return -EPIPE;
+ }
+
+ return 0;
+}
+
+static int video_start_streaming(struct vb2_queue *q, unsigned int count)
+{
+ struct stfcamss_video *video = vb2_get_drv_priv(q);
+ struct video_device *vdev = &video->vdev;
+ struct media_entity *entity;
+ struct media_pad *pad;
+ struct v4l2_subdev *subdev;
+ int ret;
+
+ ret = video_device_pipeline_start(vdev, &video->stfcamss->pipe);
+ if (ret < 0) {
+ dev_err(video->stfcamss->dev,
+ "Failed to media_pipeline_start: %d\n", ret);
+ return ret;
+ }
+
+ ret = video_check_format(video);
+ if (ret < 0)
+ goto error;
+ entity = &vdev->entity;
+ while (1) {
+ pad = &entity->pads[0];
+ if (!(pad->flags & MEDIA_PAD_FL_SINK))
+ break;
+
+ pad = media_pad_remote_pad_first(pad);
+ if (!pad || !is_media_entity_v4l2_subdev(pad->entity))
+ break;
+
+ entity = pad->entity;
+ subdev = media_entity_to_v4l2_subdev(entity);
+
+ ret = v4l2_subdev_call(subdev, video, s_stream, 1);
+ if (ret < 0 && ret != -ENOIOCTLCMD)
+ goto error;
+ }
+ return 0;
+
+error:
+ video_device_pipeline_stop(vdev);
+ video->ops->flush_buffers(video, VB2_BUF_STATE_QUEUED);
+ return ret;
+}
+
+static void video_stop_streaming(struct vb2_queue *q)
+{
+ struct stfcamss_video *video = vb2_get_drv_priv(q);
+ struct video_device *vdev = &video->vdev;
+ struct media_entity *entity;
+ struct media_pad *pad;
+ struct v4l2_subdev *subdev;
+
+ entity = &vdev->entity;
+ while (1) {
+ pad = &entity->pads[0];
+ if (!(pad->flags & MEDIA_PAD_FL_SINK))
+ break;
+
+ pad = media_pad_remote_pad_first(pad);
+ if (!pad || !is_media_entity_v4l2_subdev(pad->entity))
+ break;
+
+ entity = pad->entity;
+ subdev = media_entity_to_v4l2_subdev(entity);
+
+ v4l2_subdev_call(subdev, video, s_stream, 0);
+ }
+
+ video_device_pipeline_stop(vdev);
+ video->ops->flush_buffers(video, VB2_BUF_STATE_ERROR);
+}
+
+static const struct vb2_ops stf_video_vb2_q_ops = {
+ .queue_setup = video_queue_setup,
+ .wait_prepare = vb2_ops_wait_prepare,
+ .wait_finish = vb2_ops_wait_finish,
+ .buf_init = video_buf_init,
+ .buf_prepare = video_buf_prepare,
+ .buf_queue = video_buf_queue,
+ .start_streaming = video_start_streaming,
+ .stop_streaming = video_stop_streaming,
+};
+
+/* -----------------------------------------------------------------------------
+ * V4L2 ioctls
+ */
+
+static int video_querycap(struct file *file, void *fh,
+ struct v4l2_capability *cap)
+{
+ struct stfcamss_video *video = video_drvdata(file);
+
+ strscpy(cap->driver, "stf camss", sizeof(cap->driver));
+ strscpy(cap->card, "Starfive Camera Subsystem", sizeof(cap->card));
+ snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s",
+ dev_name(video->stfcamss->dev));
+ return 0;
+}
+
+static int video_get_pfmt_by_index(struct stfcamss_video *video, int ndx)
+{
+ int i, j, k;
+
+ /* find index "i" of "k"th unique pixelformat in formats array */
+ k = -1;
+ for (i = 0; i < video->nformats; i++) {
+ for (j = 0; j < i; j++) {
+ if (video->formats[i].pixelformat ==
+ video->formats[j].pixelformat)
+ break;
+ }
+
+ if (j == i)
+ k++;
+
+ if (k == ndx)
+ return i;
+ }
+
+ return -EINVAL;
+}
+
+static int video_get_pfmt_by_mcode(struct stfcamss_video *video, u32 mcode)
+{
+ int i;
+
+ for (i = 0; i < video->nformats; i++) {
+ if (video->formats[i].code == mcode)
+ return i;
+ }
+
+ return -EINVAL;
+}
+
+static int video_enum_fmt(struct file *file, void *fh, struct v4l2_fmtdesc *f)
+{
+ struct stfcamss_video *video = video_drvdata(file);
+ int i;
+
+ if (f->type != video->type)
+ return -EINVAL;
+ if (f->index >= video->nformats)
+ return -EINVAL;
+
+ if (f->mbus_code) {
+ /* Each entry in formats[] table has unique mbus_code */
+ if (f->index > 0)
+ return -EINVAL;
+
+ i = video_get_pfmt_by_mcode(video, f->mbus_code);
+ } else {
+ i = video_get_pfmt_by_index(video, f->index);
+ }
+
+ if (i < 0)
+ return -EINVAL;
+
+ f->pixelformat = video->formats[i].pixelformat;
+
+ return 0;
+}
+
+static int video_enum_framesizes(struct file *file, void *fh,
+ struct v4l2_frmsizeenum *fsize)
+{
+ struct stfcamss_video *video = video_drvdata(file);
+ int i;
+
+ if (fsize->index)
+ return -EINVAL;
+
+ for (i = 0; i < video->nformats; i++) {
+ if (video->formats[i].pixelformat == fsize->pixel_format)
+ break;
+ }
+
+ if (i == video->nformats)
+ return -EINVAL;
+
+ fsize->type = V4L2_FRMSIZE_TYPE_CONTINUOUS;
+ fsize->stepwise.min_width = STFCAMSS_FRAME_MIN_WIDTH;
+ fsize->stepwise.max_width = STFCAMSS_FRAME_MAX_WIDTH;
+ fsize->stepwise.min_height = STFCAMSS_FRAME_MIN_HEIGHT;
+ fsize->stepwise.max_height = STFCAMSS_FRAME_MAX_HEIGHT;
+ fsize->stepwise.step_width = 1;
+ fsize->stepwise.step_height = 1;
+
+ return 0;
+}
+
+static int video_g_fmt(struct file *file, void *fh, struct v4l2_format *f)
+{
+ struct stfcamss_video *video = video_drvdata(file);
+
+ *f = video->active_fmt;
+
+ return 0;
+}
+
+static int video_getcrop_pad_id(int video_id)
+{
+ return stf_vin_map_isp_pad(video_id, STF_ISP_PAD_SRC);
+}
+
+static int video_s_fmt(struct file *file, void *fh, struct v4l2_format *f)
+{
+ struct stfcamss_video *video = video_drvdata(file);
+ int ret;
+
+ if (vb2_is_busy(&video->vb2_q))
+ return -EBUSY;
+
+ ret = __video_try_fmt(video, f);
+ if (ret < 0)
+ return ret;
+
+ video->active_fmt = *f;
+
+ return 0;
+}
+
+static int video_try_fmt(struct file *file, void *fh, struct v4l2_format *f)
+{
+ struct stfcamss_video *video = video_drvdata(file);
+
+ return __video_try_fmt(video, f);
+}
+
+static int video_enum_input(struct file *file, void *fh,
+ struct v4l2_input *input)
+{
+ if (input->index > 0)
+ return -EINVAL;
+
+ strscpy(input->name, "camera", sizeof(input->name));
+ input->type = V4L2_INPUT_TYPE_CAMERA;
+
+ return 0;
+}
+
+static int video_g_input(struct file *file, void *fh, unsigned int *input)
+{
+ *input = 0;
+
+ return 0;
+}
+
+static int video_s_input(struct file *file, void *fh, unsigned int input)
+{
+ return input == 0 ? 0 : -EINVAL;
+}
+
+static int video_g_parm(struct file *file, void *priv,
+ struct v4l2_streamparm *p)
+{
+ struct stfcamss_video *video = video_drvdata(file);
+ struct video_device *vdev = &video->vdev;
+ struct media_entity *entity;
+ struct v4l2_subdev *subdev;
+ struct media_pad *pad;
+ int ret, is_support = 0;
+
+ entity = &vdev->entity;
+ while (1) {
+ pad = &entity->pads[0];
+ if (!(pad->flags & MEDIA_PAD_FL_SINK))
+ break;
+
+ pad = media_pad_remote_pad_first(pad);
+ if (!pad || !is_media_entity_v4l2_subdev(pad->entity))
+ break;
+
+ entity = pad->entity;
+ subdev = media_entity_to_v4l2_subdev(entity);
+
+ ret = v4l2_g_parm_cap(vdev, subdev, p);
+ if (ret < 0 && ret != -ENOIOCTLCMD)
+ break;
+ if (!ret)
+ is_support = 1;
+ }
+
+ return is_support ? 0 : ret;
+}
+
+static int video_s_parm(struct file *file, void *priv,
+ struct v4l2_streamparm *p)
+{
+ struct stfcamss_video *video = video_drvdata(file);
+ struct video_device *vdev = &video->vdev;
+ struct media_entity *entity;
+ struct v4l2_subdev *subdev;
+ struct media_pad *pad;
+ struct v4l2_streamparm tmp_p;
+ int ret, is_support = 0;
+
+ entity = &vdev->entity;
+ while (1) {
+ pad = &entity->pads[0];
+ if (!(pad->flags & MEDIA_PAD_FL_SINK))
+ break;
+
+ pad = media_pad_remote_pad_first(pad);
+ if (!pad || !is_media_entity_v4l2_subdev(pad->entity))
+ break;
+
+ entity = pad->entity;
+ subdev = media_entity_to_v4l2_subdev(entity);
+
+ tmp_p = *p;
+ ret = v4l2_s_parm_cap(vdev, subdev, &tmp_p);
+ if (ret < 0 && ret != -ENOIOCTLCMD)
+ break;
+ if (!ret) {
+ is_support = 1;
+ *p = tmp_p;
+ }
+ }
+
+ return is_support ? 0 : ret;
+}
+
+static int video_g_selection(struct file *file, void *fh,
+ struct v4l2_selection *s)
+{
+ struct stfcamss_video *video = video_drvdata(file);
+ struct video_device *vdev = &video->vdev;
+ struct media_entity *entity;
+ struct v4l2_subdev *subdev;
+ struct media_pad *pad;
+ struct v4l2_subdev_selection sel = {
+ .which = V4L2_SUBDEV_FORMAT_ACTIVE,
+ .pad = video_getcrop_pad_id(video->id),
+ .target = s->target,
+ .r = s->r,
+ .flags = s->flags,
+ };
+ int ret;
+
+ if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
+ s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
+ return -EINVAL;
+
+ entity = &vdev->entity;
+ while (1) {
+ pad = &entity->pads[0];
+ if (!(pad->flags & MEDIA_PAD_FL_SINK))
+ break;
+
+ pad = media_pad_remote_pad_first(pad);
+ if (!pad || !is_media_entity_v4l2_subdev(pad->entity))
+ break;
+
+ entity = pad->entity;
+ subdev = media_entity_to_v4l2_subdev(entity);
+
+ ret = v4l2_subdev_call(subdev, pad, get_selection, NULL, &sel);
+ if (!ret) {
+ s->r = sel.r;
+ s->flags = sel.flags;
+ break;
+ }
+ if (ret != -ENOIOCTLCMD)
+ break;
+ }
+
+ return ret;
+}
+
+static int video_s_selection(struct file *file, void *fh,
+ struct v4l2_selection *s)
+{
+ struct stfcamss_video *video = video_drvdata(file);
+ struct video_device *vdev = &video->vdev;
+ struct media_entity *entity;
+ struct v4l2_subdev *subdev;
+ struct media_pad *pad;
+ struct v4l2_subdev_selection sel = {
+ .which = V4L2_SUBDEV_FORMAT_ACTIVE,
+ .pad = video_getcrop_pad_id(video->id),
+ .target = s->target,
+ .r = s->r,
+ .flags = s->flags,
+ };
+ struct v4l2_pix_format *format = &video->active_fmt.fmt.pix;
+ int ret;
+
+ if (s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
+ s->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
+ return -EINVAL;
+
+ entity = &vdev->entity;
+ while (1) {
+ pad = &entity->pads[0];
+ if (!(pad->flags & MEDIA_PAD_FL_SINK))
+ break;
+
+ pad = media_pad_remote_pad_first(pad);
+ if (!pad || !is_media_entity_v4l2_subdev(pad->entity))
+ break;
+
+ entity = pad->entity;
+ subdev = media_entity_to_v4l2_subdev(entity);
+
+ ret = v4l2_subdev_call(subdev, pad, set_selection, NULL, &sel);
+ if (!ret) {
+ s->r = sel.r;
+ s->flags = sel.flags;
+ format->width = s->r.width;
+ format->height = s->r.height;
+ ret = __video_try_fmt(video, &video->active_fmt);
+ if (ret < 0)
+ return ret;
+ break;
+ }
+ if (ret != -ENOIOCTLCMD)
+ break;
+ }
+
+ return ret;
+}
+
+static const struct v4l2_ioctl_ops stf_vid_vin_ioctl_ops = {
+ .vidioc_querycap = video_querycap,
+ .vidioc_enum_fmt_vid_cap = video_enum_fmt,
+ .vidioc_enum_fmt_vid_out = video_enum_fmt,
+ .vidioc_enum_framesizes = video_enum_framesizes,
+ .vidioc_g_fmt_vid_cap = video_g_fmt,
+ .vidioc_s_fmt_vid_cap = video_s_fmt,
+ .vidioc_try_fmt_vid_cap = video_try_fmt,
+ .vidioc_g_fmt_vid_out = video_g_fmt,
+ .vidioc_s_fmt_vid_out = video_s_fmt,
+ .vidioc_try_fmt_vid_out = video_try_fmt,
+ .vidioc_reqbufs = vb2_ioctl_reqbufs,
+ .vidioc_querybuf = vb2_ioctl_querybuf,
+ .vidioc_qbuf = vb2_ioctl_qbuf,
+ .vidioc_expbuf = vb2_ioctl_expbuf,
+ .vidioc_dqbuf = vb2_ioctl_dqbuf,
+ .vidioc_create_bufs = vb2_ioctl_create_bufs,
+ .vidioc_prepare_buf = vb2_ioctl_prepare_buf,
+ .vidioc_streamon = vb2_ioctl_streamon,
+ .vidioc_streamoff = vb2_ioctl_streamoff,
+ .vidioc_enum_input = video_enum_input,
+ .vidioc_g_input = video_g_input,
+ .vidioc_s_input = video_s_input,
+ .vidioc_g_parm = video_g_parm,
+ .vidioc_s_parm = video_s_parm,
+};
+
+static const struct v4l2_ioctl_ops stf_vid_isp_ioctl_ops = {
+ .vidioc_querycap = video_querycap,
+ .vidioc_enum_fmt_vid_cap = video_enum_fmt,
+ .vidioc_enum_fmt_vid_out = video_enum_fmt,
+ .vidioc_enum_framesizes = video_enum_framesizes,
+ .vidioc_g_fmt_vid_cap = video_g_fmt,
+ .vidioc_s_fmt_vid_cap = video_s_fmt,
+ .vidioc_try_fmt_vid_cap = video_try_fmt,
+ .vidioc_g_fmt_vid_out = video_g_fmt,
+ .vidioc_s_fmt_vid_out = video_s_fmt,
+ .vidioc_try_fmt_vid_out = video_try_fmt,
+ .vidioc_reqbufs = vb2_ioctl_reqbufs,
+ .vidioc_querybuf = vb2_ioctl_querybuf,
+ .vidioc_qbuf = vb2_ioctl_qbuf,
+ .vidioc_expbuf = vb2_ioctl_expbuf,
+ .vidioc_dqbuf = vb2_ioctl_dqbuf,
+ .vidioc_create_bufs = vb2_ioctl_create_bufs,
+ .vidioc_prepare_buf = vb2_ioctl_prepare_buf,
+ .vidioc_streamon = vb2_ioctl_streamon,
+ .vidioc_streamoff = vb2_ioctl_streamoff,
+ .vidioc_enum_input = video_enum_input,
+ .vidioc_g_input = video_g_input,
+ .vidioc_s_input = video_s_input,
+ .vidioc_g_parm = video_g_parm,
+ .vidioc_s_parm = video_s_parm,
+ .vidioc_s_selection = video_s_selection,
+ .vidioc_g_selection = video_g_selection,
+};
+
+/* -----------------------------------------------------------------------------
+ * V4L2 file operations
+ */
+
+static int video_open(struct file *file)
+{
+ struct video_device *vdev = video_devdata(file);
+ struct stfcamss_video *video = video_drvdata(file);
+ struct v4l2_fh *vfh;
+ int ret;
+
+ mutex_lock(&video->lock);
+
+ vfh = kzalloc(sizeof(*vfh), GFP_KERNEL);
+ if (!vfh) {
+ ret = -ENOMEM;
+ goto error_alloc;
+ }
+
+ v4l2_fh_init(vfh, vdev);
+ v4l2_fh_add(vfh);
+
+ file->private_data = vfh;
+
+ ret = v4l2_pipeline_pm_get(&vdev->entity);
+ if (ret < 0) {
+ dev_err(video->stfcamss->dev,
+ "Failed to power up pipeline: %d\n", ret);
+ goto error_pm_use;
+ }
+ mutex_unlock(&video->lock);
+
+ return 0;
+
+error_pm_use:
+ v4l2_fh_release(file);
+error_alloc:
+ mutex_unlock(&video->lock);
+ return ret;
+}
+
+static int video_release(struct file *file)
+{
+ struct video_device *vdev = video_devdata(file);
+
+ vb2_fop_release(file);
+ v4l2_pipeline_pm_put(&vdev->entity);
+ file->private_data = NULL;
+
+ return 0;
+}
+
+static const struct v4l2_file_operations stf_vid_fops = {
+ .owner = THIS_MODULE,
+ .unlocked_ioctl = video_ioctl2,
+ .open = video_open,
+ .release = video_release,
+ .poll = vb2_fop_poll,
+ .mmap = vb2_fop_mmap,
+ .read = vb2_fop_read,
+};
+
+/* -----------------------------------------------------------------------------
+ * STFCAMSS video core
+ */
+
+static void stf_video_release(struct video_device *vdev)
+{
+ struct stfcamss_video *video = video_get_drvdata(vdev);
+
+ media_entity_cleanup(&vdev->entity);
+
+ mutex_destroy(&video->q_lock);
+ mutex_destroy(&video->lock);
+}
+
+int stf_video_register(struct stfcamss_video *video,
+ struct v4l2_device *v4l2_dev, const char *name)
+{
+ struct video_device *vdev;
+ struct vb2_queue *q;
+ struct media_pad *pad = &video->pad;
+ int ret;
+ enum isp_pad_id isp_pad;
+
+ vdev = &video->vdev;
+
+ mutex_init(&video->q_lock);
+
+ q = &video->vb2_q;
+ q->drv_priv = video;
+ q->mem_ops = &vb2_dma_contig_memops;
+ q->ops = &stf_video_vb2_q_ops;
+ q->type = video->type;
+ q->io_modes = VB2_DMABUF | VB2_MMAP | VB2_READ;
+ q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
+ q->buf_struct_size = sizeof(struct stfcamss_buffer);
+ q->dev = video->stfcamss->dev;
+ q->lock = &video->q_lock;
+ q->min_buffers_needed = STFCAMSS_MIN_BUFFERS;
+ ret = vb2_queue_init(q);
+ if (ret < 0) {
+ dev_err(video->stfcamss->dev,
+ "Failed to init vb2 queue: %d\n", ret);
+ goto err_vb2_init;
+ }
+
+ pad->flags = MEDIA_PAD_FL_SINK;
+ ret = media_entity_pads_init(&vdev->entity, 1, pad);
+ if (ret < 0) {
+ dev_err(video->stfcamss->dev,
+ "Failed to init video entity: %d\n", ret);
+ goto err_vb2_init;
+ }
+
+ mutex_init(&video->lock);
+
+ isp_pad = stf_vin_map_isp_pad(video->id, STF_ISP_PAD_SRC);
+ if (video->id == VIN_LINE_WR) {
+ video->formats = formats_pix_wr;
+ video->nformats = ARRAY_SIZE(formats_pix_wr);
+ video->bpl_alignment = STFCAMSS_FRAME_WIDTH_ALIGN_8;
+ vdev->ioctl_ops = &stf_vid_vin_ioctl_ops;
+ } else if (isp_pad == STF_ISP_PAD_SRC) {
+ video->formats = formats_pix_isp;
+ video->nformats = ARRAY_SIZE(formats_pix_isp);
+ video->bpl_alignment = STFCAMSS_FRAME_WIDTH_ALIGN_8;
+ vdev->ioctl_ops = &stf_vid_isp_ioctl_ops;
+ } else {
+ video->formats = formats_raw_isp;
+ video->nformats = ARRAY_SIZE(formats_raw_isp);
+ video->bpl_alignment = STFCAMSS_FRAME_WIDTH_ALIGN_128;
+ vdev->ioctl_ops = &stf_vid_isp_ioctl_ops;
+ }
+
+ ret = stf_video_init_format(video);
+ if (ret < 0) {
+ dev_err(video->stfcamss->dev,
+ "Failed to init format: %d\n", ret);
+ goto err_vid_init_format;
+ }
+
+ vdev->fops = &stf_vid_fops;
+ vdev->device_caps = V4L2_CAP_VIDEO_CAPTURE;
+ vdev->vfl_dir = VFL_DIR_RX;
+ vdev->device_caps |= V4L2_CAP_STREAMING | V4L2_CAP_READWRITE;
+ vdev->release = stf_video_release;
+ vdev->v4l2_dev = v4l2_dev;
+ vdev->queue = &video->vb2_q;
+ vdev->lock = &video->lock;
+ strscpy(vdev->name, name, sizeof(vdev->name));
+
+ ret = video_register_device(vdev, VFL_TYPE_VIDEO, video->id);
+ if (ret < 0) {
+ dev_err(video->stfcamss->dev,
+ "Failed to register video device: %d\n", ret);
+ goto err_vid_reg;
+ }
+
+ video_set_drvdata(vdev, video);
+ return 0;
+
+err_vid_reg:
+err_vid_init_format:
+ media_entity_cleanup(&vdev->entity);
+ mutex_destroy(&video->lock);
+err_vb2_init:
+ mutex_destroy(&video->q_lock);
+ return ret;
+}
+
+void stf_video_unregister(struct stfcamss_video *video)
+{
+ vb2_video_unregister_device(&video->vdev);
+}
diff --git a/drivers/media/platform/starfive/stf_video.h b/drivers/media/platform/starfive/stf_video.h
new file mode 100644
index 000000000000..b41257cde09a
--- /dev/null
+++ b/drivers/media/platform/starfive/stf_video.h
@@ -0,0 +1,89 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * stf_video.h
+ *
+ * StarFive Camera Subsystem - V4L2 device node
+ *
+ * Copyright (C) 2021-2023 StarFive Technology Co., Ltd.
+ */
+
+#ifndef STF_VIDEO_H
+#define STF_VIDEO_H
+
+#include <linux/mutex.h>
+#include <linux/videodev2.h>
+#include <media/v4l2-dev.h>
+#include <media/v4l2-fh.h>
+#include <media/v4l2-ioctl.h>
+#include <media/videobuf2-v4l2.h>
+
+#define STFCAMSS_FRAME_MIN_WIDTH 64
+#define STFCAMSS_FRAME_MAX_WIDTH 1920
+#define STFCAMSS_FRAME_MIN_HEIGHT 64
+#define STFCAMSS_FRAME_MAX_HEIGHT 1080
+#define STFCAMSS_FRAME_WIDTH_ALIGN_8 8
+#define STFCAMSS_FRAME_WIDTH_ALIGN_128 128
+#define STFCAMSS_MIN_BUFFERS 2
+
+#define STFCAMSS_MAX_ENTITY_NAME_LEN 27
+
+struct stfcamss_buffer {
+ struct vb2_v4l2_buffer vb;
+ dma_addr_t addr[3];
+ struct list_head queue;
+ int sizeimage;
+};
+
+struct fract {
+ u8 numerator;
+ u8 denominator;
+};
+
+/*
+ * struct stfcamss_format_info - ISP media bus format information
+ * @code: V4L2 media bus format code
+ * @pixelformat: V4L2 pixel format FCC identifier
+ * @planes: Number of planes
+ * @hsub: Horizontal subsampling (for each plane)
+ * @vsub: Vertical subsampling (for each plane)
+ * @bpp: Bits per pixel when stored in memory (for each plane)
+ */
+struct stfcamss_format_info {
+ u32 code;
+ u32 pixelformat;
+ u8 planes;
+ struct fract hsub[3];
+ struct fract vsub[3];
+ u8 bpp[3];
+};
+
+struct stfcamss_video {
+ struct stfcamss *stfcamss;
+ u8 id;
+ struct vb2_queue vb2_q;
+ struct video_device vdev;
+ struct media_pad pad;
+ struct media_pipeline pipe;
+ struct v4l2_format active_fmt;
+ enum v4l2_buf_type type;
+ const struct stfcamss_video_ops *ops;
+ struct mutex lock; /* serialize device access */
+ struct mutex q_lock; /* protects the queue */
+ unsigned int bpl_alignment;
+ const struct stfcamss_format_info *formats;
+ unsigned int nformats;
+};
+
+struct stfcamss_video_ops {
+ int (*queue_buffer)(struct stfcamss_video *vid,
+ struct stfcamss_buffer *buf);
+ int (*flush_buffers)(struct stfcamss_video *vid,
+ enum vb2_buffer_state state);
+};
+
+int stf_video_register(struct stfcamss_video *video,
+ struct v4l2_device *v4l2_dev, const char *name);
+
+void stf_video_unregister(struct stfcamss_video *video);
+
+#endif /* STF_VIDEO_H */
diff --git a/drivers/media/platform/starfive/stf_vin.c b/drivers/media/platform/starfive/stf_vin.c
new file mode 100644
index 000000000000..ac5f017fcd64
--- /dev/null
+++ b/drivers/media/platform/starfive/stf_vin.c
@@ -0,0 +1,1138 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * stf_vin.c
+ *
+ * StarFive Camera Subsystem - VIN Module
+ *
+ * Copyright (C) 2021-2023 StarFive Technology Co., Ltd.
+ */
+#include <linux/pm_runtime.h>
+
+#include "stf_camss.h"
+
+#define vin_line_array(ptr_line) \
+ ((const struct vin_line (*)[]) &(ptr_line)[-((ptr_line)->id)])
+
+#define line_to_vin_dev(ptr_line) \
+ container_of(vin_line_array(ptr_line), struct stf_vin_dev, line)
+
+#define VIN_FRAME_DROP_MAX_VAL 90
+#define VIN_FRAME_DROP_MIN_VAL 4
+#define VIN_FRAME_PER_SEC_MAX_VAL 90
+
+/* ISP ctrl need 1 sec to let frames become stable. */
+#define VIN_FRAME_DROP_SEC_FOR_ISP_CTRL 1
+
+static const struct vin_format vin_formats_wr[] = {
+ { MEDIA_BUS_FMT_SRGGB10_1X10, 10},
+ { MEDIA_BUS_FMT_SGRBG10_1X10, 10},
+ { MEDIA_BUS_FMT_SGBRG10_1X10, 10},
+ { MEDIA_BUS_FMT_SBGGR10_1X10, 10},
+};
+
+static const struct vin_format vin_formats_uo[] = {
+ { MEDIA_BUS_FMT_Y12_1X12, 8},
+};
+
+static const struct vin_format_table vin_formats_table[] = {
+ /* VIN_LINE_WR */
+ { vin_formats_wr, ARRAY_SIZE(vin_formats_wr) },
+ /* VIN_LINE_ISP */
+ { vin_formats_uo, ARRAY_SIZE(vin_formats_uo) },
+};
+
+static void vin_buffer_done(struct vin_line *line);
+static void vin_change_buffer(struct vin_line *line);
+static struct stfcamss_buffer *vin_buf_get_pending(struct vin_output *output);
+static void vin_output_init_addrs(struct vin_line *line);
+static void vin_init_outputs(struct vin_line *line);
+static struct v4l2_mbus_framefmt *
+__vin_get_format(struct vin_line *line,
+ struct v4l2_subdev_state *state,
+ unsigned int pad,
+ enum v4l2_subdev_format_whence which);
+
+static char *vin_get_line_subdevname(int line_id)
+{
+ char *name = NULL;
+
+ switch (line_id) {
+ case VIN_LINE_WR:
+ name = "wr";
+ break;
+ case VIN_LINE_ISP:
+ name = "isp0";
+ break;
+ default:
+ name = "unknown";
+ break;
+ }
+ return name;
+}
+
+static enum isp_line_id vin_map_isp_line(enum vin_line_id line)
+{
+ enum isp_line_id line_id;
+
+ if (line > VIN_LINE_WR && line < VIN_LINE_MAX)
+ line_id = STF_ISP_LINE_SRC;
+ else
+ line_id = STF_ISP_LINE_INVALID;
+
+ return line_id;
+}
+
+enum isp_pad_id stf_vin_map_isp_pad(enum vin_line_id line, enum isp_pad_id def)
+{
+ enum isp_pad_id pad_id;
+
+ if (line == VIN_LINE_WR)
+ pad_id = STF_ISP_PAD_SINK;
+ else if ((line > VIN_LINE_WR) && (line < VIN_LINE_MAX))
+ pad_id = (enum isp_pad_id)vin_map_isp_line(line);
+ else
+ pad_id = def;
+
+ return pad_id;
+}
+
+int stf_vin_subdev_init(struct stfcamss *stfcamss)
+{
+ struct device *dev = stfcamss->dev;
+ struct stf_vin_dev *vin_dev = &stfcamss->vin_dev;
+ int i, ret = 0;
+
+ vin_dev->stfcamss = stfcamss;
+
+ vin_dev->isr_ops = devm_kzalloc(dev, sizeof(*vin_dev->isr_ops),
+ GFP_KERNEL);
+ if (!vin_dev->isr_ops)
+ return -ENOMEM;
+ vin_dev->isr_ops->isr_buffer_done = vin_buffer_done;
+ vin_dev->isr_ops->isr_change_buffer = vin_change_buffer;
+
+ atomic_set(&vin_dev->ref_count, 0);
+
+ ret = devm_request_irq(dev,
+ stfcamss->irq[STF_IRQ_VINWR],
+ stf_vin_wr_irq_handler,
+ 0, "vin_axiwr_irq", vin_dev);
+ if (ret) {
+ dev_err(dev, "Failed to request irq\n");
+ goto out;
+ }
+
+ ret = devm_request_irq(dev,
+ stfcamss->irq[STF_IRQ_ISP],
+ stf_vin_isp_irq_handler,
+ 0, "vin_isp_irq", vin_dev);
+ if (ret) {
+ dev_err(dev, "Failed to request isp irq\n");
+ goto out;
+ }
+
+ ret = devm_request_irq(dev,
+ stfcamss->irq[STF_IRQ_ISPCSIL],
+ stf_vin_isp_irq_csiline_handler,
+ 0, "vin_isp_irq_csiline", vin_dev);
+ if (ret) {
+ dev_err(dev, "failed to request isp irq csiline\n");
+ goto out;
+ }
+
+ mutex_init(&vin_dev->power_lock);
+ vin_dev->power_count = 0;
+
+ for (i = 0; i < STF_DUMMY_MODULE_NUMS; i++) {
+ struct dummy_buffer *dummy_buffer = &vin_dev->dummy_buffer[i];
+
+ mutex_init(&dummy_buffer->stream_lock);
+ dummy_buffer->nums =
+ i == 0 ? VIN_DUMMY_BUFFER_NUMS : ISP_DUMMY_BUFFER_NUMS;
+ dummy_buffer->stream_count = 0;
+ dummy_buffer->buffer =
+ devm_kzalloc(dev,
+ dummy_buffer->nums * sizeof(struct vin_dummy_buffer),
+ GFP_KERNEL);
+ atomic_set(&dummy_buffer->frame_skip, 0);
+ }
+
+ for (i = VIN_LINE_WR; i < STF_ISP_LINE_MAX + 1; i++) {
+ struct vin_line *l = &vin_dev->line[i];
+
+ l->video_out.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ l->video_out.stfcamss = stfcamss;
+ l->id = i;
+ l->sdev_type = STF_SUBDEV_TYPE_VIN;
+ l->formats = vin_formats_table[i].fmts;
+ l->nformats = vin_formats_table[i].nfmts;
+ spin_lock_init(&l->output_lock);
+
+ mutex_init(&l->stream_lock);
+ l->stream_count = 0;
+ mutex_init(&l->power_lock);
+ l->power_count = 0;
+ }
+
+ return 0;
+out:
+ return ret;
+}
+
+static enum link vin_get_link(struct media_entity *entity)
+{
+ struct v4l2_subdev *subdev;
+ struct media_pad *pad;
+ bool isp = false;
+
+ while (1) {
+ pad = &entity->pads[0];
+ if (!(pad->flags & MEDIA_PAD_FL_SINK))
+ return LINK_ERROR;
+
+ pad = media_pad_remote_pad_first(pad);
+ if (!pad || !is_media_entity_v4l2_subdev(pad->entity))
+ return LINK_ERROR;
+
+ entity = pad->entity;
+ subdev = media_entity_to_v4l2_subdev(entity);
+
+ if (!strncmp(subdev->name, STF_CSI_NAME,
+ strlen(STF_CSI_NAME))) {
+ if (isp)
+ return LINK_CSI_TO_ISP;
+ else
+ return LINK_CSI_TO_WR;
+ } else if (!strncmp(subdev->name, STF_DVP_NAME,
+ strlen(STF_DVP_NAME))) {
+ if (isp)
+ return LINK_DVP_TO_ISP;
+ else
+ return LINK_DVP_TO_WR;
+ } else if (!strncmp(subdev->name, STF_ISP_NAME,
+ strlen(STF_ISP_NAME))) {
+ isp = true;
+ } else {
+ return LINK_ERROR;
+ }
+ }
+}
+
+static int vin_set_power(struct v4l2_subdev *sd, int on)
+{
+ struct vin_line *line = v4l2_get_subdevdata(sd);
+ struct stf_vin_dev *vin_dev = line_to_vin_dev(line);
+ struct stfcamss *stfcamss = vin_dev->stfcamss;
+ enum link link;
+
+ mutex_lock(&line->power_lock);
+ if (on) {
+ if (line->power_count == 0)
+ vin_init_outputs(line);
+ line->power_count++;
+ } else {
+ if (line->power_count == 0) {
+ dev_err(stfcamss->dev,
+ "line power off on power_count = 0\n");
+ goto exit_line;
+ }
+ line->power_count--;
+ }
+exit_line:
+ mutex_unlock(&line->power_lock);
+
+ mutex_lock(&vin_dev->power_lock);
+ link = vin_get_link(&sd->entity);
+ if (link == LINK_ERROR)
+ goto exit;
+
+ if (on) {
+ if (vin_dev->power_count == 0) {
+ pm_runtime_get_sync(stfcamss->dev);
+ stf_vin_clk_enable(vin_dev, link);
+ }
+ vin_dev->power_count++;
+ } else {
+ if (vin_dev->power_count == 0) {
+ dev_err(stfcamss->dev,
+ "vin_dev power off on power_count=0\n");
+ goto exit;
+ }
+ if (vin_dev->power_count == 1)
+ pm_runtime_put_sync(stfcamss->dev);
+
+ vin_dev->power_count--;
+ }
+exit:
+
+ mutex_unlock(&vin_dev->power_lock);
+
+ return 0;
+}
+
+static int vin_enable_output(struct vin_line *line)
+{
+ struct vin_output *output = &line->output;
+ unsigned long flags;
+
+ spin_lock_irqsave(&line->output_lock, flags);
+
+ output->state = VIN_OUTPUT_IDLE;
+
+ output->buf[0] = vin_buf_get_pending(output);
+
+ if (!output->buf[0] && output->buf[1]) {
+ output->buf[0] = output->buf[1];
+ output->buf[1] = NULL;
+ }
+
+ if (output->buf[0])
+ output->state = VIN_OUTPUT_SINGLE;
+
+ output->sequence = 0;
+
+ vin_output_init_addrs(line);
+ spin_unlock_irqrestore(&line->output_lock, flags);
+ return 0;
+}
+
+static int vin_disable_output(struct vin_line *line)
+{
+ struct vin_output *output = &line->output;
+ unsigned long flags;
+
+ spin_lock_irqsave(&line->output_lock, flags);
+
+ output->state = VIN_OUTPUT_OFF;
+
+ spin_unlock_irqrestore(&line->output_lock, flags);
+ return 0;
+}
+
+static u32 vin_line_to_dummy_module(struct vin_line *line)
+{
+ u32 dummy_module = 0;
+
+ switch (line->id) {
+ case VIN_LINE_WR:
+ dummy_module = STF_DUMMY_VIN;
+ break;
+ case VIN_LINE_ISP:
+ dummy_module = STF_DUMMY_ISP;
+ break;
+ default:
+ dummy_module = STF_DUMMY_VIN;
+ break;
+ }
+
+ return dummy_module;
+}
+
+static int vin_alloc_dummy_buffer(struct stf_vin_dev *vin_dev,
+ struct v4l2_mbus_framefmt *fmt,
+ int dummy_module)
+{
+ struct device *dev = vin_dev->stfcamss->dev;
+ struct dummy_buffer *dummy_buffer =
+ &vin_dev->dummy_buffer[dummy_module];
+ struct vin_dummy_buffer *buffer = NULL;
+ int ret = 0, i;
+ u32 aligns;
+
+ for (i = 0; i < dummy_buffer->nums; i++) {
+ buffer = &vin_dev->dummy_buffer[dummy_module].buffer[i];
+ buffer->width = fmt->width;
+ buffer->height = fmt->height;
+ buffer->mcode = fmt->code;
+ if (i == STF_VIN_PAD_SINK) {
+ aligns = ALIGN(fmt->width * 4,
+ STFCAMSS_FRAME_WIDTH_ALIGN_8);
+ buffer->buffer_size = PAGE_ALIGN(aligns * fmt->height);
+ } else if (i == STF_ISP_PAD_SRC) {
+ aligns = ALIGN(fmt->width,
+ STFCAMSS_FRAME_WIDTH_ALIGN_8);
+ buffer->buffer_size =
+ PAGE_ALIGN(aligns * fmt->height * 3 / 2);
+ } else {
+ continue;
+ }
+
+ buffer->vaddr = dma_alloc_coherent(dev,
+ buffer->buffer_size,
+ &buffer->paddr[0],
+ GFP_DMA | GFP_KERNEL);
+
+ if (buffer->vaddr) {
+ if (i == STF_ISP_PAD_SRC)
+ buffer->paddr[1] =
+ (dma_addr_t)(buffer->paddr[0] + aligns * fmt->height);
+ else
+ dev_dbg(dev, "signal plane\n");
+ }
+ }
+
+ return ret;
+}
+
+static void vin_free_dummy_buffer(struct stf_vin_dev *vin_dev, int dummy_module)
+{
+ struct device *dev = vin_dev->stfcamss->dev;
+ struct dummy_buffer *dummy_buffer =
+ &vin_dev->dummy_buffer[dummy_module];
+ struct vin_dummy_buffer *buffer = NULL;
+ int i;
+
+ for (i = 0; i < dummy_buffer->nums; i++) {
+ buffer = &dummy_buffer->buffer[i];
+ if (buffer->vaddr)
+ dma_free_coherent(dev, buffer->buffer_size,
+ buffer->vaddr, buffer->paddr[0]);
+ memset(buffer, 0, sizeof(struct vin_dummy_buffer));
+ }
+}
+
+static void vin_set_dummy_buffer(struct vin_line *line, u32 pad)
+{
+ struct stf_vin_dev *vin_dev = line_to_vin_dev(line);
+ int dummy_module = vin_line_to_dummy_module(line);
+ struct dummy_buffer *dummy_buffer =
+ &vin_dev->dummy_buffer[dummy_module];
+ struct vin_dummy_buffer *buffer = NULL;
+
+ switch (pad) {
+ case STF_VIN_PAD_SINK:
+ if (line->id == VIN_LINE_WR) {
+ buffer = &dummy_buffer->buffer[STF_VIN_PAD_SINK];
+ stf_vin_wr_set_ping_addr(vin_dev, buffer->paddr[0]);
+ stf_vin_wr_set_pong_addr(vin_dev, buffer->paddr[0]);
+ } else {
+ buffer = &dummy_buffer->buffer[STF_ISP_PAD_SRC];
+ stf_vin_isp_set_yuv_addr(vin_dev,
+ buffer->paddr[0],
+ buffer->paddr[1]);
+ }
+ break;
+ case STF_ISP_PAD_SRC:
+ buffer = &dummy_buffer->buffer[STF_ISP_PAD_SRC];
+ stf_vin_isp_set_yuv_addr(vin_dev,
+ buffer->paddr[0],
+ buffer->paddr[1]);
+ break;
+ default:
+ break;
+ }
+}
+
+static int vin_set_stream(struct v4l2_subdev *sd, int enable)
+{
+ struct vin_line *line = v4l2_get_subdevdata(sd);
+ struct stf_vin_dev *vin_dev = line_to_vin_dev(line);
+ int dummy_module = vin_line_to_dummy_module(line);
+ struct dummy_buffer *dummy_buffer =
+ &vin_dev->dummy_buffer[dummy_module];
+ struct v4l2_mbus_framefmt *fmt;
+ enum link link;
+
+ fmt = __vin_get_format(line, NULL,
+ STF_VIN_PAD_SINK, V4L2_SUBDEV_FORMAT_ACTIVE);
+ mutex_lock(&dummy_buffer->stream_lock);
+ if (enable) {
+ if (dummy_buffer->stream_count == 0) {
+ vin_alloc_dummy_buffer(vin_dev, fmt, dummy_module);
+ vin_set_dummy_buffer(line, STF_VIN_PAD_SINK);
+ atomic_set(&dummy_buffer->frame_skip,
+ VIN_FRAME_DROP_MIN_VAL + 30);
+ }
+ dummy_buffer->stream_count++;
+ } else {
+ if (dummy_buffer->stream_count == 1) {
+ vin_free_dummy_buffer(vin_dev, dummy_module);
+ /* set buffer addr to zero */
+ vin_set_dummy_buffer(line, STF_VIN_PAD_SINK);
+ } else {
+ vin_set_dummy_buffer(line,
+ stf_vin_map_isp_pad(line->id, STF_ISP_PAD_SINK));
+ }
+
+ dummy_buffer->stream_count--;
+ }
+ mutex_unlock(&dummy_buffer->stream_lock);
+
+ mutex_lock(&line->stream_lock);
+ link = vin_get_link(&sd->entity);
+ if (link == LINK_ERROR)
+ goto exit;
+
+ if (enable) {
+ if (line->stream_count == 0) {
+ stf_vin_stream_set(vin_dev, 1, link);
+ if (line->id == VIN_LINE_WR) {
+ stf_vin_wr_irq_enable(vin_dev, 1);
+ stf_vin_wr_stream_set(vin_dev, 1);
+ }
+ }
+ line->stream_count++;
+ } else {
+ if (line->stream_count == 1) {
+ if (line->id == VIN_LINE_WR) {
+ stf_vin_wr_irq_enable(vin_dev, 0);
+ stf_vin_wr_stream_set(vin_dev, 0);
+ }
+ stf_vin_stream_set(vin_dev, 0, link);
+ }
+ line->stream_count--;
+ }
+exit:
+ mutex_unlock(&line->stream_lock);
+
+ if (enable)
+ vin_enable_output(line);
+ else
+ vin_disable_output(line);
+
+ return 0;
+}
+
+static struct v4l2_mbus_framefmt *
+__vin_get_format(struct vin_line *line,
+ struct v4l2_subdev_state *state,
+ unsigned int pad,
+ enum v4l2_subdev_format_whence which)
+{
+ if (which == V4L2_SUBDEV_FORMAT_TRY)
+ return v4l2_subdev_get_try_format(&line->subdev, state, pad);
+ return &line->fmt[pad];
+}
+
+static void vin_try_format(struct vin_line *line,
+ struct v4l2_subdev_state *state,
+ unsigned int pad,
+ struct v4l2_mbus_framefmt *fmt,
+ enum v4l2_subdev_format_whence which)
+{
+ unsigned int i;
+
+ switch (pad) {
+ case STF_VIN_PAD_SINK:
+ /* Set format on sink pad */
+ for (i = 0; i < line->nformats; i++)
+ if (fmt->code == line->formats[i].code)
+ break;
+
+ /* If not found, use UYVY as default */
+ if (i >= line->nformats)
+ fmt->code = line->formats[0].code;
+
+ fmt->width = clamp_t(u32, fmt->width,
+ STFCAMSS_FRAME_MIN_WIDTH,
+ STFCAMSS_FRAME_MAX_WIDTH);
+ fmt->height = clamp_t(u32, fmt->height,
+ STFCAMSS_FRAME_MIN_HEIGHT,
+ STFCAMSS_FRAME_MAX_HEIGHT);
+
+ fmt->field = V4L2_FIELD_NONE;
+ fmt->colorspace = V4L2_COLORSPACE_SRGB;
+ fmt->flags = 0;
+ break;
+
+ case STF_VIN_PAD_SRC:
+ /* Set and return a format same as sink pad */
+ *fmt = *__vin_get_format(line, state, STF_VIN_PAD_SINK, which);
+ break;
+ }
+
+ fmt->colorspace = V4L2_COLORSPACE_SRGB;
+}
+
+static int vin_enum_mbus_code(struct v4l2_subdev *sd,
+ struct v4l2_subdev_state *state,
+ struct v4l2_subdev_mbus_code_enum *code)
+{
+ struct vin_line *line = v4l2_get_subdevdata(sd);
+
+ if (code->index >= line->nformats)
+ return -EINVAL;
+ if (code->pad == STF_VIN_PAD_SINK) {
+ code->code = line->formats[code->index].code;
+ } else {
+ struct v4l2_mbus_framefmt *sink_fmt;
+
+ sink_fmt = __vin_get_format(line, state, STF_VIN_PAD_SINK,
+ code->which);
+
+ code->code = sink_fmt->code;
+ if (!code->code)
+ return -EINVAL;
+ }
+ code->flags = 0;
+
+ return 0;
+}
+
+static int vin_enum_frame_size(struct v4l2_subdev *sd,
+ struct v4l2_subdev_state *state,
+ struct v4l2_subdev_frame_size_enum *fse)
+{
+ struct vin_line *line = v4l2_get_subdevdata(sd);
+ struct v4l2_mbus_framefmt format;
+
+ if (fse->index != 0)
+ return -EINVAL;
+
+ format.code = fse->code;
+ format.width = 1;
+ format.height = 1;
+ vin_try_format(line, state, fse->pad, &format, fse->which);
+ fse->min_width = format.width;
+ fse->min_height = format.height;
+
+ if (format.code != fse->code)
+ return -EINVAL;
+
+ format.code = fse->code;
+ format.width = -1;
+ format.height = -1;
+ vin_try_format(line, state, fse->pad, &format, fse->which);
+ fse->max_width = format.width;
+ fse->max_height = format.height;
+
+ return 0;
+}
+
+static int vin_get_format(struct v4l2_subdev *sd,
+ struct v4l2_subdev_state *state,
+ struct v4l2_subdev_format *fmt)
+{
+ struct vin_line *line = v4l2_get_subdevdata(sd);
+ struct v4l2_mbus_framefmt *format;
+
+ format = __vin_get_format(line, state, fmt->pad, fmt->which);
+ if (!format)
+ return -EINVAL;
+
+ fmt->format = *format;
+
+ return 0;
+}
+
+static int vin_set_format(struct v4l2_subdev *sd,
+ struct v4l2_subdev_state *state,
+ struct v4l2_subdev_format *fmt)
+{
+ struct vin_line *line = v4l2_get_subdevdata(sd);
+ struct v4l2_mbus_framefmt *format;
+
+ format = __vin_get_format(line, state, fmt->pad, fmt->which);
+ if (!format)
+ return -EINVAL;
+
+ mutex_lock(&line->stream_lock);
+ if (line->stream_count) {
+ fmt->format = *format;
+ mutex_unlock(&line->stream_lock);
+ goto out;
+ } else {
+ vin_try_format(line, state, fmt->pad, &fmt->format, fmt->which);
+ *format = fmt->format;
+ }
+ mutex_unlock(&line->stream_lock);
+
+ if (fmt->pad == STF_VIN_PAD_SINK) {
+ /* Propagate the format from sink to source */
+ format = __vin_get_format(line, state, STF_VIN_PAD_SRC,
+ fmt->which);
+
+ *format = fmt->format;
+ vin_try_format(line, state, STF_VIN_PAD_SRC, format,
+ fmt->which);
+ }
+
+out:
+ return 0;
+}
+
+static int vin_init_formats(struct v4l2_subdev *sd,
+ struct v4l2_subdev_fh *fh)
+{
+ struct v4l2_subdev_format format = {
+ .pad = STF_VIN_PAD_SINK,
+ .which = fh ?
+ V4L2_SUBDEV_FORMAT_TRY : V4L2_SUBDEV_FORMAT_ACTIVE,
+ .format = {
+ .code = MEDIA_BUS_FMT_RGB565_2X8_LE,
+ .width = 1920,
+ .height = 1080
+ }
+ };
+
+ return vin_set_format(sd, fh ? fh->state : NULL, &format);
+}
+
+static void vin_output_init_addrs(struct vin_line *line)
+{
+ struct vin_output *output = &line->output;
+ struct stf_vin_dev *vin_dev = line_to_vin_dev(line);
+ dma_addr_t ping_addr;
+ dma_addr_t y_addr, uv_addr;
+
+ output->active_buf = 0;
+
+ if (output->buf[0]) {
+ ping_addr = output->buf[0]->addr[0];
+ y_addr = output->buf[0]->addr[0];
+ uv_addr = output->buf[0]->addr[1];
+ } else {
+ return;
+ }
+
+ switch (vin_map_isp_line(line->id)) {
+ case STF_ISP_LINE_SRC:
+ stf_vin_isp_set_yuv_addr(vin_dev, y_addr, uv_addr);
+ break;
+ default:
+ if (line->id == VIN_LINE_WR) {
+ stf_vin_wr_set_ping_addr(vin_dev, ping_addr);
+ stf_vin_wr_set_pong_addr(vin_dev, ping_addr);
+ }
+ break;
+ }
+}
+
+static void vin_init_outputs(struct vin_line *line)
+{
+ struct vin_output *output = &line->output;
+
+ output->state = VIN_OUTPUT_OFF;
+ output->buf[0] = NULL;
+ output->buf[1] = NULL;
+ output->active_buf = 0;
+ INIT_LIST_HEAD(&output->pending_bufs);
+ INIT_LIST_HEAD(&output->ready_bufs);
+}
+
+static void vin_buf_add_ready(struct vin_output *output,
+ struct stfcamss_buffer *buffer)
+{
+ INIT_LIST_HEAD(&buffer->queue);
+ list_add_tail(&buffer->queue, &output->ready_bufs);
+}
+
+static struct stfcamss_buffer *vin_buf_get_ready(struct vin_output *output)
+{
+ struct stfcamss_buffer *buffer = NULL;
+
+ if (!list_empty(&output->ready_bufs)) {
+ buffer = list_first_entry(&output->ready_bufs,
+ struct stfcamss_buffer,
+ queue);
+ list_del(&buffer->queue);
+ }
+
+ return buffer;
+}
+
+static void vin_buf_add_pending(struct vin_output *output,
+ struct stfcamss_buffer *buffer)
+{
+ INIT_LIST_HEAD(&buffer->queue);
+ list_add_tail(&buffer->queue, &output->pending_bufs);
+}
+
+static struct stfcamss_buffer *vin_buf_get_pending(struct vin_output *output)
+{
+ struct stfcamss_buffer *buffer = NULL;
+
+ if (!list_empty(&output->pending_bufs)) {
+ buffer = list_first_entry(&output->pending_bufs,
+ struct stfcamss_buffer,
+ queue);
+ list_del(&buffer->queue);
+ }
+
+ return buffer;
+}
+
+static void vin_buf_update_on_last(struct vin_line *line)
+{
+ struct vin_output *output = &line->output;
+
+ switch (output->state) {
+ case VIN_OUTPUT_CONTINUOUS:
+ output->state = VIN_OUTPUT_SINGLE;
+ output->active_buf = !output->active_buf;
+ break;
+ case VIN_OUTPUT_SINGLE:
+ output->state = VIN_OUTPUT_STOPPING;
+ break;
+ default:
+ break;
+ }
+}
+
+static void vin_buf_update_on_next(struct vin_line *line)
+{
+ struct vin_output *output = &line->output;
+
+ switch (output->state) {
+ case VIN_OUTPUT_CONTINUOUS:
+ output->active_buf = !output->active_buf;
+ break;
+ case VIN_OUTPUT_SINGLE:
+ default:
+ break;
+ }
+}
+
+static void vin_buf_update_on_new(struct vin_line *line,
+ struct vin_output *output,
+ struct stfcamss_buffer *new_buf)
+{
+ switch (output->state) {
+ case VIN_OUTPUT_SINGLE:
+ vin_buf_add_pending(output, new_buf);
+ break;
+ case VIN_OUTPUT_IDLE:
+ if (!output->buf[0]) {
+ output->buf[0] = new_buf;
+ vin_output_init_addrs(line);
+ output->state = VIN_OUTPUT_SINGLE;
+ } else {
+ vin_buf_add_pending(output, new_buf);
+ }
+ break;
+ case VIN_OUTPUT_STOPPING:
+ if (output->last_buffer) {
+ output->buf[output->active_buf] = output->last_buffer;
+ output->last_buffer = NULL;
+ }
+
+ output->state = VIN_OUTPUT_SINGLE;
+ vin_buf_add_pending(output, new_buf);
+ break;
+ case VIN_OUTPUT_CONTINUOUS:
+ default:
+ vin_buf_add_pending(output, new_buf);
+ break;
+ }
+}
+
+static void vin_buf_flush(struct vin_output *output,
+ enum vb2_buffer_state state)
+{
+ struct stfcamss_buffer *buf;
+ struct stfcamss_buffer *t;
+
+ list_for_each_entry_safe(buf, t, &output->pending_bufs, queue) {
+ vb2_buffer_done(&buf->vb.vb2_buf, state);
+ list_del(&buf->queue);
+ }
+ list_for_each_entry_safe(buf, t, &output->ready_bufs, queue) {
+ vb2_buffer_done(&buf->vb.vb2_buf, state);
+ list_del(&buf->queue);
+ }
+}
+
+static void vin_buffer_done(struct vin_line *line)
+{
+ struct stfcamss_buffer *ready_buf;
+ struct vin_output *output = &line->output;
+ unsigned long flags;
+ u64 ts = ktime_get_ns();
+
+ if (output->state == VIN_OUTPUT_OFF ||
+ output->state == VIN_OUTPUT_RESERVED)
+ return;
+
+ spin_lock_irqsave(&line->output_lock, flags);
+
+ while ((ready_buf = vin_buf_get_ready(output))) {
+ ready_buf->vb.vb2_buf.timestamp = ts;
+ ready_buf->vb.sequence = output->sequence++;
+
+ vb2_buffer_done(&ready_buf->vb.vb2_buf, VB2_BUF_STATE_DONE);
+ }
+
+ spin_unlock_irqrestore(&line->output_lock, flags);
+}
+
+static void vin_change_buffer(struct vin_line *line)
+{
+ struct stfcamss_buffer *ready_buf;
+ struct vin_output *output = &line->output;
+ struct stf_vin_dev *vin_dev = line_to_vin_dev(line);
+ dma_addr_t *new_addr;
+ unsigned long flags;
+ u32 active_index;
+
+ if (output->state == VIN_OUTPUT_OFF ||
+ output->state == VIN_OUTPUT_STOPPING ||
+ output->state == VIN_OUTPUT_RESERVED ||
+ output->state == VIN_OUTPUT_IDLE)
+ return;
+
+ spin_lock_irqsave(&line->output_lock, flags);
+
+ active_index = output->active_buf;
+
+ ready_buf = output->buf[active_index];
+ if (!ready_buf) {
+ dev_warn(vin_dev->stfcamss->dev, "Missing ready buf %d %d!\n",
+ active_index, output->state);
+ active_index = !active_index;
+ ready_buf = output->buf[active_index];
+ if (!ready_buf) {
+ dev_err(vin_dev->stfcamss->dev,
+ "Missing ready buf2 %d %d!\n",
+ active_index, output->state);
+ goto out_unlock;
+ }
+ }
+
+ /* Get next buffer */
+ output->buf[active_index] = vin_buf_get_pending(output);
+ if (!output->buf[active_index]) {
+ /* No next buffer - set same address */
+ new_addr = ready_buf->addr;
+ vin_buf_update_on_last(line);
+ } else {
+ new_addr = output->buf[active_index]->addr;
+ vin_buf_update_on_next(line);
+ }
+
+ if (output->state == VIN_OUTPUT_STOPPING) {
+ output->last_buffer = ready_buf;
+ } else {
+ switch (vin_map_isp_line(line->id)) {
+ case STF_ISP_LINE_SRC:
+ stf_vin_isp_set_yuv_addr(vin_dev,
+ new_addr[0],
+ new_addr[1]);
+ break;
+ default:
+ if (line->id == VIN_LINE_WR) {
+ stf_vin_wr_set_ping_addr(vin_dev, new_addr[0]);
+ stf_vin_wr_set_pong_addr(vin_dev, new_addr[0]);
+ }
+ break;
+ }
+
+ vin_buf_add_ready(output, ready_buf);
+ }
+
+ spin_unlock_irqrestore(&line->output_lock, flags);
+ return;
+
+out_unlock:
+ spin_unlock_irqrestore(&line->output_lock, flags);
+}
+
+static int vin_queue_buffer(struct stfcamss_video *vid,
+ struct stfcamss_buffer *buf)
+{
+ struct vin_line *line = container_of(vid, struct vin_line, video_out);
+ struct vin_output *output;
+ unsigned long flags;
+
+ output = &line->output;
+
+ spin_lock_irqsave(&line->output_lock, flags);
+
+ vin_buf_update_on_new(line, output, buf);
+
+ spin_unlock_irqrestore(&line->output_lock, flags);
+
+ return 0;
+}
+
+static int vin_flush_buffers(struct stfcamss_video *vid,
+ enum vb2_buffer_state state)
+{
+ struct vin_line *line = container_of(vid, struct vin_line, video_out);
+ struct vin_output *output = &line->output;
+ unsigned long flags;
+
+ spin_lock_irqsave(&line->output_lock, flags);
+
+ vin_buf_flush(output, state);
+ if (output->buf[0])
+ vb2_buffer_done(&output->buf[0]->vb.vb2_buf, state);
+
+ if (output->buf[1])
+ vb2_buffer_done(&output->buf[1]->vb.vb2_buf, state);
+
+ if (output->last_buffer) {
+ vb2_buffer_done(&output->last_buffer->vb.vb2_buf, state);
+ output->last_buffer = NULL;
+ }
+ output->buf[0] = NULL;
+ output->buf[1] = NULL;
+
+ spin_unlock_irqrestore(&line->output_lock, flags);
+ return 0;
+}
+
+static int vin_link_setup(struct media_entity *entity,
+ const struct media_pad *local,
+ const struct media_pad *remote, u32 flags)
+{
+ if (flags & MEDIA_LNK_FL_ENABLED)
+ if (media_pad_remote_pad_first(local))
+ return -EBUSY;
+ return 0;
+}
+
+static const struct v4l2_subdev_core_ops vin_core_ops = {
+ .s_power = vin_set_power,
+};
+
+static const struct v4l2_subdev_video_ops vin_video_ops = {
+ .s_stream = vin_set_stream,
+};
+
+static const struct v4l2_subdev_pad_ops vin_pad_ops = {
+ .enum_mbus_code = vin_enum_mbus_code,
+ .enum_frame_size = vin_enum_frame_size,
+ .get_fmt = vin_get_format,
+ .set_fmt = vin_set_format,
+};
+
+static const struct v4l2_subdev_ops vin_v4l2_ops = {
+ .core = &vin_core_ops,
+ .video = &vin_video_ops,
+ .pad = &vin_pad_ops,
+};
+
+static const struct v4l2_subdev_internal_ops vin_v4l2_internal_ops = {
+ .open = vin_init_formats,
+};
+
+static const struct stfcamss_video_ops stfcamss_vin_video_ops = {
+ .queue_buffer = vin_queue_buffer,
+ .flush_buffers = vin_flush_buffers,
+};
+
+static const struct media_entity_operations vin_media_ops = {
+ .link_setup = vin_link_setup,
+ .link_validate = v4l2_subdev_link_validate,
+};
+
+int stf_vin_register(struct stf_vin_dev *vin_dev, struct v4l2_device *v4l2_dev)
+{
+ struct v4l2_subdev *sd;
+ struct stfcamss_video *video_out;
+ struct media_pad *pads;
+ int ret;
+ int i;
+
+ for (i = 0; i < STF_ISP_LINE_MAX + 1; i++) {
+ char name[32];
+ char *sub_name = vin_get_line_subdevname(i);
+
+ sd = &vin_dev->line[i].subdev;
+ pads = vin_dev->line[i].pads;
+ video_out = &vin_dev->line[i].video_out;
+ video_out->id = i;
+
+ v4l2_subdev_init(sd, &vin_v4l2_ops);
+ sd->internal_ops = &vin_v4l2_internal_ops;
+ sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
+ snprintf(sd->name, ARRAY_SIZE(sd->name), "%s%d_%s",
+ STF_VIN_NAME, 0, sub_name);
+ v4l2_set_subdevdata(sd, &vin_dev->line[i]);
+
+ ret = vin_init_formats(sd, NULL);
+ if (ret < 0) {
+ dev_err(vin_dev->stfcamss->dev,
+ "Failed to init format: %d\n", ret);
+ goto err_init;
+ }
+
+ pads[STF_VIN_PAD_SINK].flags = MEDIA_PAD_FL_SINK;
+ pads[STF_VIN_PAD_SRC].flags = MEDIA_PAD_FL_SOURCE;
+
+ sd->entity.function =
+ MEDIA_ENT_F_PROC_VIDEO_PIXEL_FORMATTER;
+ sd->entity.ops = &vin_media_ops;
+ ret = media_entity_pads_init(&sd->entity,
+ STF_VIN_PADS_NUM, pads);
+ if (ret < 0) {
+ dev_err(vin_dev->stfcamss->dev,
+ "Failed to init media entity: %d\n",
+ ret);
+ goto err_init;
+ }
+
+ ret = v4l2_device_register_subdev(v4l2_dev, sd);
+ if (ret < 0) {
+ dev_err(vin_dev->stfcamss->dev,
+ "Failed to register subdev: %d\n", ret);
+ goto err_reg_subdev;
+ }
+
+ video_out->ops = &stfcamss_vin_video_ops;
+ video_out->bpl_alignment = 16 * 8;
+
+ snprintf(name, ARRAY_SIZE(name), "%s_%s%d",
+ sd->name, "video", i);
+ ret = stf_video_register(video_out, v4l2_dev, name);
+ if (ret < 0) {
+ dev_err(vin_dev->stfcamss->dev,
+ "Failed to register video node: %d\n", ret);
+ goto err_vid_reg;
+ }
+
+ ret = media_create_pad_link(
+ &sd->entity, STF_VIN_PAD_SRC,
+ &video_out->vdev.entity, 0,
+ MEDIA_LNK_FL_IMMUTABLE | MEDIA_LNK_FL_ENABLED);
+ if (ret < 0) {
+ dev_err(vin_dev->stfcamss->dev,
+ "Failed to link %s->%s entities: %d\n",
+ sd->entity.name, video_out->vdev.entity.name,
+ ret);
+ goto err_create_link;
+ }
+ }
+
+ return 0;
+
+err_create_link:
+ stf_video_unregister(video_out);
+err_vid_reg:
+ v4l2_device_unregister_subdev(sd);
+err_reg_subdev:
+ media_entity_cleanup(&sd->entity);
+err_init:
+ for (i--; i >= 0; i--) {
+ sd = &vin_dev->line[i].subdev;
+ video_out = &vin_dev->line[i].video_out;
+
+ stf_video_unregister(video_out);
+ v4l2_device_unregister_subdev(sd);
+ media_entity_cleanup(&sd->entity);
+ }
+ return ret;
+}
+
+int stf_vin_unregister(struct stf_vin_dev *vin_dev)
+{
+ struct v4l2_subdev *sd;
+ struct stfcamss_video *video_out;
+ int i;
+
+ mutex_destroy(&vin_dev->power_lock);
+ for (i = 0; i < STF_DUMMY_MODULE_NUMS; i++)
+ mutex_destroy(&vin_dev->dummy_buffer[i].stream_lock);
+
+ for (i = 0; i < STF_ISP_LINE_MAX + 1; i++) {
+ sd = &vin_dev->line[i].subdev;
+ video_out = &vin_dev->line[i].video_out;
+
+ stf_video_unregister(video_out);
+ v4l2_device_unregister_subdev(sd);
+ media_entity_cleanup(&sd->entity);
+ mutex_destroy(&vin_dev->line[i].stream_lock);
+ mutex_destroy(&vin_dev->line[i].power_lock);
+ }
+ return 0;
+}
diff --git a/drivers/media/platform/starfive/stf_vin.h b/drivers/media/platform/starfive/stf_vin.h
new file mode 100644
index 000000000000..f83fb0ad5dcf
--- /dev/null
+++ b/drivers/media/platform/starfive/stf_vin.h
@@ -0,0 +1,174 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * stf_vin.h
+ *
+ * StarFive Camera Subsystem - VIN Module
+ *
+ * Copyright (C) 2021-2023 StarFive Technology Co., Ltd.
+ */
+
+#ifndef STF_VIN_H
+#define STF_VIN_H
+
+#include <linux/interrupt.h>
+#include <linux/spinlock_types.h>
+#include <media/v4l2-subdev.h>
+
+#include "stf_video.h"
+
+#define SYSCONSAIF_SYSCFG(x) (x)
+
+/* syscon offset 0 */
+#define U0_VIN_CNFG_AXI_DVP_EN BIT(2)
+
+/* syscon offset 20 */
+#define U0_VIN_CNFG_AXIWR0_CHANNEL_SEL GENMASK(3, 0)
+#define U0_VIN_CNFG_AXIWR0_EN BIT(4)
+
+/* syscon offset 32 */
+#define U0_VIN_CNFG_AXIWR0_INTR_CLEAN BIT(0)
+#define U0_VIN_CNFG_AXIWR0_INTR_MASK BIT(1)
+#define U0_VIN_CNFG_AXIWR0_PIX_CNT_END GENMASK(12, 2)
+#define U0_VIN_CNFG_AXIWR0_PIX_CT GENMASK(14, 13)
+#define U0_VIN_CNFG_AXIWR0_PIXEL_HEIGH_BIT_SEL GENMASK(16, 15)
+
+/* syscon offset 36 */
+#define U0_VIN_CNFG_DVP_HS_POS BIT(1)
+#define U0_VIN_CNFG_DVP_SWAP_EN BIT(2)
+#define U0_VIN_CNFG_DVP_VS_POS BIT(3)
+#define U0_VIN_CNFG_GEN_EN_AXIRD BIT(4)
+#define U0_VIN_CNFG_ISP_DVP_EN0 BIT(5)
+#define U0_VIN_CNFG_MIPI_BYTE_EN_ISP0(n) ((n) << 6)
+#define U0_VIN_CNFG_MIPI_CHANNEL_SEL0(n) ((n) << 8)
+#define U0_VIN_CNFG_P_I_MIPI_HAEDER_EN0(n) ((n) << 12)
+#define U0_VIN_CNFG_PIX_NUM(n) ((n) << 13)
+#define U0_VIN_CNFG_MIPI_BYTE_EN_ISP0_MASK GENMASK(7, 6)
+#define U0_VIN_CNFG_MIPI_CHANNEL_SEL0_MASK GENMASK(11, 8)
+#define U0_VIN_CNFG_P_I_MIPI_HAEDER_EN0_MASK BIT(12)
+#define U0_VIN_CNFG_PIX_NUM_MASK GENMASK(16, 13)
+
+#define STF_VIN_PAD_SINK 0
+#define STF_VIN_PAD_SRC 1
+#define STF_VIN_PADS_NUM 2
+
+#define ISP_DUMMY_BUFFER_NUMS STF_ISP_PAD_MAX
+#define VIN_DUMMY_BUFFER_NUMS 1
+
+enum {
+ STF_DUMMY_VIN,
+ STF_DUMMY_ISP,
+ STF_DUMMY_MODULE_NUMS,
+};
+
+enum link {
+ LINK_ERROR = -1,
+ LINK_DVP_TO_WR,
+ LINK_DVP_TO_ISP,
+ LINK_CSI_TO_WR,
+ LINK_CSI_TO_ISP,
+};
+
+struct vin_format {
+ u32 code;
+ u8 bpp;
+};
+
+struct vin_format_table {
+ const struct vin_format *fmts;
+ int nfmts;
+};
+
+enum vin_output_state {
+ VIN_OUTPUT_OFF,
+ VIN_OUTPUT_RESERVED,
+ VIN_OUTPUT_SINGLE,
+ VIN_OUTPUT_CONTINUOUS,
+ VIN_OUTPUT_IDLE,
+ VIN_OUTPUT_STOPPING
+};
+
+struct vin_output {
+ int active_buf;
+ struct stfcamss_buffer *buf[2];
+ struct stfcamss_buffer *last_buffer;
+ struct list_head pending_bufs;
+ struct list_head ready_bufs;
+ enum vin_output_state state;
+ unsigned int sequence;
+ unsigned int frame_skip;
+};
+
+/* The vin output lines */
+enum vin_line_id {
+ VIN_LINE_NONE = -1,
+ VIN_LINE_WR = 0,
+ VIN_LINE_ISP,
+ VIN_LINE_MAX,
+};
+
+struct vin_line {
+ enum stf_subdev_type sdev_type; /* must be frist */
+ enum vin_line_id id;
+ struct v4l2_subdev subdev;
+ struct media_pad pads[STF_VIN_PADS_NUM];
+ struct v4l2_mbus_framefmt fmt[STF_VIN_PADS_NUM];
+ struct stfcamss_video video_out;
+ struct mutex stream_lock; /* serialize stream control */
+ int stream_count;
+ struct mutex power_lock; /* serialize pipeline control in power process*/
+ int power_count;
+ struct vin_output output; /* pipeline and stream states */
+ spinlock_t output_lock;
+ const struct vin_format *formats;
+ unsigned int nformats;
+};
+
+struct vin_dummy_buffer {
+ dma_addr_t paddr[3];
+ void *vaddr;
+ u32 buffer_size;
+ u32 width;
+ u32 height;
+ u32 mcode;
+};
+
+struct dummy_buffer {
+ struct vin_dummy_buffer *buffer;
+ u32 nums;
+ struct mutex stream_lock; /* protects buffer data */
+ int stream_count;
+ atomic_t frame_skip;
+};
+
+struct vin_isr_ops {
+ void (*isr_buffer_done)(struct vin_line *line);
+ void (*isr_change_buffer)(struct vin_line *line);
+};
+
+struct stf_vin_dev {
+ struct stfcamss *stfcamss;
+ struct vin_line line[VIN_LINE_MAX];
+ struct dummy_buffer dummy_buffer[STF_DUMMY_MODULE_NUMS];
+ struct vin_isr_ops *isr_ops;
+ atomic_t ref_count;
+ struct mutex power_lock; /* serialize power control*/
+ int power_count;
+};
+
+int stf_vin_clk_enable(struct stf_vin_dev *vin_dev, enum link link);
+int stf_vin_wr_stream_set(struct stf_vin_dev *vin_dev, int on);
+int stf_vin_stream_set(struct stf_vin_dev *vin_dev, int on, enum link link);
+void stf_vin_wr_irq_enable(struct stf_vin_dev *vin_dev, int enable);
+void stf_vin_wr_set_ping_addr(struct stf_vin_dev *vin_dev, dma_addr_t addr);
+void stf_vin_wr_set_pong_addr(struct stf_vin_dev *vin_dev, dma_addr_t addr);
+void stf_vin_isp_set_yuv_addr(struct stf_vin_dev *vin_dev,
+ dma_addr_t y_addr, dma_addr_t uv_addr);
+irqreturn_t stf_vin_wr_irq_handler(int irq, void *priv);
+irqreturn_t stf_vin_isp_irq_handler(int irq, void *priv);
+irqreturn_t stf_vin_isp_irq_csiline_handler(int irq, void *priv);
+int stf_vin_subdev_init(struct stfcamss *stfcamss);
+int stf_vin_register(struct stf_vin_dev *vin_dev, struct v4l2_device *v4l2_dev);
+int stf_vin_unregister(struct stf_vin_dev *vin_dev);
+enum isp_pad_id stf_vin_map_isp_pad(enum vin_line_id line, enum isp_pad_id def);
+
+#endif /* STF_VIN_H */
diff --git a/drivers/media/platform/starfive/stf_vin_hw_ops.c b/drivers/media/platform/starfive/stf_vin_hw_ops.c
new file mode 100644
index 000000000000..bdea548a061c
--- /dev/null
+++ b/drivers/media/platform/starfive/stf_vin_hw_ops.c
@@ -0,0 +1,211 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * stf_vin_hw_ops.c
+ *
+ * Register interface file for StarFive VIN module driver
+ *
+ * Copyright (C) 2021-2023 StarFive Technology Co., Ltd.
+ */
+#include "stf_camss.h"
+
+static void vin_intr_clear(struct stfcamss *stfcamss)
+{
+ stf_syscon_reg_set_bit(stfcamss, SYSCONSAIF_SYSCFG(28),
+ U0_VIN_CNFG_AXIWR0_INTR_CLEAN, 0x1);
+ stf_syscon_reg_set_bit(stfcamss, SYSCONSAIF_SYSCFG(28),
+ U0_VIN_CNFG_AXIWR0_INTR_CLEAN, 0x0);
+}
+
+irqreturn_t stf_vin_wr_irq_handler(int irq, void *priv)
+{
+ struct stf_vin_dev *vin_dev = priv;
+ struct stfcamss *stfcamss = vin_dev->stfcamss;
+ struct dummy_buffer *dummy_buffer =
+ &vin_dev->dummy_buffer[STF_DUMMY_VIN];
+
+ if (atomic_dec_if_positive(&dummy_buffer->frame_skip) < 0) {
+ vin_dev->isr_ops->isr_change_buffer(&vin_dev->line[VIN_LINE_WR]);
+ vin_dev->isr_ops->isr_buffer_done(&vin_dev->line[VIN_LINE_WR]);
+ }
+
+ vin_intr_clear(stfcamss);
+
+ return IRQ_HANDLED;
+}
+
+irqreturn_t stf_vin_isp_irq_handler(int irq, void *priv)
+{
+ struct stf_vin_dev *vin_dev = priv;
+ u32 int_status;
+
+ int_status = stf_isp_reg_read(vin_dev->stfcamss, ISP_REG_ISP_CTRL_0);
+
+ if (int_status & BIT(24)) {
+ if ((int_status & BIT(20)))
+ vin_dev->isr_ops->isr_buffer_done(
+ &vin_dev->line[VIN_LINE_ISP]);
+
+ /* clear interrupt */
+ stf_isp_reg_write(vin_dev->stfcamss,
+ ISP_REG_ISP_CTRL_0,
+ (int_status & ~EN_INT_ALL) |
+ EN_INT_ISP_DONE |
+ EN_INT_CSI_DONE |
+ EN_INT_SC_DONE);
+ }
+
+ return IRQ_HANDLED;
+}
+
+irqreturn_t stf_vin_isp_irq_csiline_handler(int irq, void *priv)
+{
+ struct stf_vin_dev *vin_dev = priv;
+ struct stf_isp_dev *isp_dev;
+ u32 int_status;
+
+ isp_dev = &vin_dev->stfcamss->isp_dev;
+
+ int_status = stf_isp_reg_read(vin_dev->stfcamss, ISP_REG_ISP_CTRL_0);
+ if (int_status & BIT(27)) {
+ struct dummy_buffer *dummy_buffer =
+ &vin_dev->dummy_buffer[STF_DUMMY_ISP];
+
+ if (!atomic_read(&isp_dev->shadow_count)) {
+ if (atomic_dec_if_positive(&dummy_buffer->frame_skip) < 0) {
+ if ((int_status & BIT(20)))
+ vin_dev->isr_ops->isr_change_buffer(
+ &vin_dev->line[VIN_LINE_ISP]);
+ }
+
+ /* shadow update */
+ stf_isp_reg_set_bit(isp_dev->stfcamss,
+ ISP_REG_CSIINTS_ADDR,
+ CSI_INTS_MASK, CSI_INTS(0x3));
+ stf_isp_reg_set_bit(isp_dev->stfcamss,
+ ISP_REG_IESHD_ADDR,
+ SHAD_UP_M | SHAD_UP_EN, 0x3);
+ }
+
+ /* clear interrupt */
+ stf_isp_reg_write(vin_dev->stfcamss, ISP_REG_ISP_CTRL_0,
+ (int_status & ~EN_INT_ALL) | EN_INT_LINE_INT);
+ }
+
+ return IRQ_HANDLED;
+}
+
+int stf_vin_clk_enable(struct stf_vin_dev *vin_dev, enum link link)
+{
+ struct stfcamss *stfcamss = vin_dev->stfcamss;
+
+ clk_set_rate(stfcamss->sys_clk[STF_CLK_APB_FUNC].clk, 49500000);
+
+ switch (link) {
+ case LINK_DVP_TO_WR:
+ break;
+ case LINK_DVP_TO_ISP:
+ break;
+ case LINK_CSI_TO_WR:
+ break;
+ case LINK_CSI_TO_ISP:
+ clk_set_rate(stfcamss->sys_clk[STF_CLK_MIPI_RX0_PXL].clk,
+ 198000000);
+ clk_set_parent(stfcamss->sys_clk[STF_CLK_WRAPPER_CLK_C].clk,
+ stfcamss->sys_clk[STF_CLK_MIPI_RX0_PXL].clk);
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+int stf_vin_wr_stream_set(struct stf_vin_dev *vin_dev, int on)
+{
+ struct stfcamss *stfcamss = vin_dev->stfcamss;
+
+ /* make the axiwr alway on */
+ if (on)
+ stf_syscon_reg_set(stfcamss, SYSCONSAIF_SYSCFG(20),
+ U0_VIN_CNFG_AXIWR0_EN);
+
+ return 0;
+}
+
+int stf_vin_stream_set(struct stf_vin_dev *vin_dev, int on, enum link link)
+{
+ struct stfcamss *stfcamss = vin_dev->stfcamss;
+
+ switch (link) {
+ case LINK_DVP_TO_WR:
+ break;
+ case LINK_DVP_TO_ISP:
+ break;
+ case LINK_CSI_TO_WR:
+ break;
+ case LINK_CSI_TO_ISP:
+ stf_syscon_reg_set_bit(stfcamss, SYSCONSAIF_SYSCFG(36),
+ U0_VIN_CNFG_MIPI_BYTE_EN_ISP0_MASK,
+ U0_VIN_CNFG_MIPI_BYTE_EN_ISP0(0));
+ stf_syscon_reg_set_bit(stfcamss, SYSCONSAIF_SYSCFG(36),
+ U0_VIN_CNFG_MIPI_CHANNEL_SEL0_MASK,
+ U0_VIN_CNFG_MIPI_CHANNEL_SEL0(0));
+ stf_syscon_reg_set_bit(stfcamss, SYSCONSAIF_SYSCFG(36),
+ U0_VIN_CNFG_PIX_NUM_MASK,
+ U0_VIN_CNFG_PIX_NUM(0));
+ stf_syscon_reg_set_bit(stfcamss, SYSCONSAIF_SYSCFG(36),
+ U0_VIN_CNFG_P_I_MIPI_HAEDER_EN0_MASK,
+ U0_VIN_CNFG_P_I_MIPI_HAEDER_EN0(1));
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+void stf_vin_wr_irq_enable(struct stf_vin_dev *vin_dev, int enable)
+{
+ struct stfcamss *stfcamss = vin_dev->stfcamss;
+ unsigned int value = 0;
+
+ if (enable) {
+ value = ~(0x1 << 1);
+ stf_syscon_reg_set_bit(stfcamss, SYSCONSAIF_SYSCFG(28),
+ U0_VIN_CNFG_AXIWR0_INTR_MASK, value);
+ } else {
+ /* clear vin interrupt */
+ value = 0x1 << 1;
+ stf_syscon_reg_set_bit(stfcamss, SYSCONSAIF_SYSCFG(28),
+ U0_VIN_CNFG_AXIWR0_INTR_CLEAN, 0x1);
+ stf_syscon_reg_set_bit(stfcamss, SYSCONSAIF_SYSCFG(28),
+ U0_VIN_CNFG_AXIWR0_INTR_CLEAN, 0x0);
+ stf_syscon_reg_set_bit(stfcamss, SYSCONSAIF_SYSCFG(28),
+ U0_VIN_CNFG_AXIWR0_INTR_MASK, value);
+ }
+}
+
+void stf_vin_wr_set_ping_addr(struct stf_vin_dev *vin_dev, dma_addr_t addr)
+{
+ struct stfcamss *stfcamss = vin_dev->stfcamss;
+
+ /* set the start address */
+ stf_syscon_reg_write(stfcamss, SYSCONSAIF_SYSCFG(32), (long)addr);
+}
+
+void stf_vin_wr_set_pong_addr(struct stf_vin_dev *vin_dev, dma_addr_t addr)
+{
+ struct stfcamss *stfcamss = vin_dev->stfcamss;
+
+ /* set the start address */
+ stf_syscon_reg_write(stfcamss, SYSCONSAIF_SYSCFG(24), (long)addr);
+}
+
+void stf_vin_isp_set_yuv_addr(struct stf_vin_dev *vin_dev,
+ dma_addr_t y_addr, dma_addr_t uv_addr)
+{
+ stf_isp_reg_write(vin_dev->stfcamss,
+ ISP_REG_Y_PLANE_START_ADDR, y_addr);
+ stf_isp_reg_write(vin_dev->stfcamss,
+ ISP_REG_UV_PLANE_START_ADDR, uv_addr);
+}
--
2.34.1
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