diff options
Diffstat (limited to 'drivers/media/platform/imx8/mxc-media-dev.h')
| -rw-r--r-- | drivers/media/platform/imx8/mxc-media-dev.h | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/drivers/media/platform/imx8/mxc-media-dev.h b/drivers/media/platform/imx8/mxc-media-dev.h new file mode 100644 index 000000000000..abcd6548a984 --- /dev/null +++ b/drivers/media/platform/imx8/mxc-media-dev.h @@ -0,0 +1,124 @@ +/* + * Copyright 2017 NXP + */ +/* + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +#ifndef MXC_MEDIA_DEV_H_ +#define MXC_MEDIA_DEV_H_ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/bug.h> +#include <linux/interrupt.h> +#include <linux/device.h> +#include <linux/platform_device.h> +#include <linux/pm_runtime.h> +#include <linux/list.h> +#include <linux/mfd/syscon.h> +#include <linux/io.h> +#include <linux/of.h> +#include <linux/of_device.h> +#include <linux/slab.h> +#include <linux/clk.h> +#include <media/media-device.h> +#include <media/media-entity.h> +#include <media/v4l2-subdev.h> +#include <media/v4l2-ioctl.h> +#include <media/v4l2-mem2mem.h> +#include <media/videobuf2-core.h> + +#include "mxc-mipi-csi2.h" +#include "mxc-isi-core.h" +#include "mxc-isi-hw.h" +#include "hdmi/mxc-hdmi-rx.h" + +#define MXC_MD_DRIVER_NAME "mxc-md" +#define MXC_MAX_SENSORS 3 + +#define MJPEG_DEC_OF_NODE_NAME "jpegdec" +#define MJPEG_ENC_OF_NODE_NAME "jpegenc" + +/* + * The subdevices' group IDs. + */ +#define GRP_ID_MXC_SENSOR (1 << 8) +#define GRP_ID_MXC_ISI (1 << 9) +#define GRP_ID_MXC_MIPI_CSI2 (1 << 11) +#define GRP_ID_MXC_HDMI_RX (1 << 12) +#define GRP_ID_MXC_MJPEG_DEC (1 << 13) +#define GRP_ID_MXC_MJPEG_ENC (1 << 14) +#define GRP_ID_MXC_PARALLEL_CSI (1 << 15) + +enum mxc_subdev_index { + IDX_SENSOR, + IDX_ISI, + IDX_MIPI_CSI2, + IDX_HDMI_RX, + IDX_MJPEG_ENC, + IDX_MJPEG_DEC, + IDX_PARALLEL_CSI, + IDX_MAX, +}; + +struct mxc_sensor_info { + int id; + struct v4l2_subdev *sd; + struct v4l2_async_subdev asd; + bool mipi_mode; + /* struct mxc_isi_dev *host; */ +}; + +struct mxc_mjpeg_dec{ + struct v4l2_device *v4l2_dev; + struct v4l2_subdev sd; +}; + +struct mxc_mjpeg_enc{ + struct v4l2_device *v4l2_dev; + struct v4l2_subdev sd; +}; + +struct mxc_md { + struct mxc_isi_dev *mxc_isi[MXC_ISI_MAX_DEVS]; + struct mxc_hdmi_rx_dev *hdmi_rx; + struct mxc_parallel_csi_dev *pcsidev; + struct mxc_mipi_csi2_dev *mipi_csi2[MXC_MIPI_CSI2_MAX_DEVS]; + struct mxc_sensor_info sensor[MXC_MAX_SENSORS]; + struct mxc_mjpeg_dec *mjpeg_dec; + struct mxc_mjpeg_enc *mjpeg_enc; + + int num_sensors; + bool parallel_csi; + + struct media_device media_dev; + struct v4l2_device v4l2_dev; + struct platform_device *pdev; + + struct v4l2_async_notifier subdev_notifier; + struct v4l2_async_subdev *async_subdevs[MXC_MAX_SENSORS]; +}; + +static inline struct mxc_md *notifier_to_mxc_md(struct v4l2_async_notifier *n) +{ + return container_of(n, struct mxc_md, subdev_notifier); +}; + +int mxc_isi_initialize_capture_subdev(struct mxc_isi_dev *mxc_isi); +void mxc_isi_unregister_capture_subdev(struct mxc_isi_dev *mxc_isi); +int mxc_isi_register_m2m_device(struct mxc_isi_dev *mxc_isi, + struct v4l2_device *v4l2_dev); +void mxc_sensor_notify(struct v4l2_subdev *sd, unsigned int notification, + void *arg); +void mxc_isi_unregister_m2m_device(struct mxc_isi_dev *mxc_isi); +int mxc_isi_register_driver(void); +void mxc_isi_unregister_driver(void); +#endif |