| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Steve Longerbeam | 1019 | 89.62% | 15 | 68.18% |
| Rui Miguel Silva | 60 | 5.28% | 2 | 9.09% |
| Philipp Zabel | 50 | 4.40% | 2 | 9.09% |
| Jan Lübbe | 4 | 0.35% | 1 | 4.55% |
| Greg Kroah-Hartman | 2 | 0.18% | 1 | 4.55% |
| Arnd Bergmann | 2 | 0.18% | 1 | 4.55% |
| Total | 1137 | 22 |
/* SPDX-License-Identifier: GPL-2.0+ */ /* * V4L2 Media Controller Driver for Freescale i.MX5/6 SOC * * Copyright (c) 2016 Mentor Graphics Inc. */ #ifndef _IMX_MEDIA_H #define _IMX_MEDIA_H #include <linux/platform_device.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-device.h> #include <media/v4l2-fwnode.h> #include <media/v4l2-subdev.h> #include <media/videobuf2-dma-contig.h> #include <video/imx-ipu-v3.h> /* * Enumeration of the IPU internal sub-devices */ enum { IPU_CSI0 = 0, IPU_CSI1, IPU_VDIC, IPU_IC_PRP, IPU_IC_PRPENC, IPU_IC_PRPVF, NUM_IPU_SUBDEVS, }; /* * Pad definitions for the subdevs with multiple source or * sink pads */ /* ipu_csi */ enum { CSI_SINK_PAD = 0, CSI_SRC_PAD_DIRECT, CSI_SRC_PAD_IDMAC, CSI_NUM_PADS, }; /* ipu_vdic */ enum { VDIC_SINK_PAD_DIRECT = 0, VDIC_SINK_PAD_IDMAC, VDIC_SRC_PAD_DIRECT, VDIC_NUM_PADS, }; /* ipu_ic_prp */ enum { PRP_SINK_PAD = 0, PRP_SRC_PAD_PRPENC, PRP_SRC_PAD_PRPVF, PRP_NUM_PADS, }; /* ipu_ic_prpencvf */ enum { PRPENCVF_SINK_PAD = 0, PRPENCVF_SRC_PAD, PRPENCVF_NUM_PADS, }; /* How long to wait for EOF interrupts in the buffer-capture subdevs */ #define IMX_MEDIA_EOF_TIMEOUT 1000 struct imx_media_pixfmt { u32 fourcc; u32 codes[4]; int bpp; /* total bpp */ /* cycles per pixel for generic (bayer) formats for the parallel bus */ int cycles; enum ipu_color_space cs; bool planar; /* is a planar format */ bool bayer; /* is a raw bayer format */ bool ipufmt; /* is one of the IPU internal formats */ }; struct imx_media_buffer { struct vb2_v4l2_buffer vbuf; /* v4l buffer must be first */ struct list_head list; }; struct imx_media_video_dev { struct video_device *vfd; /* the user format */ struct v4l2_format fmt; /* the compose rectangle */ struct v4l2_rect compose; const struct imx_media_pixfmt *cc; /* links this vdev to master list */ struct list_head list; }; static inline struct imx_media_buffer *to_imx_media_vb(struct vb2_buffer *vb) { struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); return container_of(vbuf, struct imx_media_buffer, vbuf); } /* * to support control inheritance to video devices, this * retrieves a pad's list_head of video devices that can * be reached from the pad. Note that only the lists in * source pads get populated, sink pads have empty lists. */ static inline struct list_head * to_pad_vdev_list(struct v4l2_subdev *sd, int pad_index) { struct list_head *vdev_list = sd->host_priv; return vdev_list ? &vdev_list[pad_index] : NULL; } /* an entry in a pad's video device list */ struct imx_media_pad_vdev { struct imx_media_video_dev *vdev; struct list_head list; }; struct imx_media_dev { struct media_device md; struct v4l2_device v4l2_dev; /* the pipeline object */ struct media_pipeline pipe; struct mutex mutex; /* protect elements below */ /* master video device list */ struct list_head vdev_list; /* IPUs this media driver control, valid after subdevs bound */ struct ipu_soc *ipu[2]; /* for async subdev registration */ struct v4l2_async_notifier notifier; /* IC scaler/CSC mem2mem video device */ struct imx_media_video_dev *m2m_vdev; /* the IPU internal subdev's registered synchronously */ struct v4l2_subdev *sync_sd[2][NUM_IPU_SUBDEVS]; }; enum codespace_sel { CS_SEL_YUV = 0, CS_SEL_RGB, CS_SEL_ANY, }; /* imx-media-utils.c */ const struct imx_media_pixfmt * imx_media_find_format(u32 fourcc, enum codespace_sel cs_sel, bool allow_bayer); int imx_media_enum_format(u32 *fourcc, u32 index, enum codespace_sel cs_sel); const struct imx_media_pixfmt * imx_media_find_mbus_format(u32 code, enum codespace_sel cs_sel, bool allow_bayer); int imx_media_enum_mbus_format(u32 *code, u32 index, enum codespace_sel cs_sel, bool allow_bayer); const struct imx_media_pixfmt * imx_media_find_ipu_format(u32 code, enum codespace_sel cs_sel); int imx_media_enum_ipu_format(u32 *code, u32 index, enum codespace_sel cs_sel); int imx_media_init_mbus_fmt(struct v4l2_mbus_framefmt *mbus, u32 width, u32 height, u32 code, u32 field, const struct imx_media_pixfmt **cc); int imx_media_init_cfg(struct v4l2_subdev *sd, struct v4l2_subdev_pad_config *cfg); void imx_media_try_colorimetry(struct v4l2_mbus_framefmt *tryfmt, bool ic_route); int imx_media_mbus_fmt_to_pix_fmt(struct v4l2_pix_format *pix, struct v4l2_mbus_framefmt *mbus, const struct imx_media_pixfmt *cc); int imx_media_mbus_fmt_to_ipu_image(struct ipu_image *image, struct v4l2_mbus_framefmt *mbus); int imx_media_ipu_image_to_mbus_fmt(struct v4l2_mbus_framefmt *mbus, struct ipu_image *image); void imx_media_grp_id_to_sd_name(char *sd_name, int sz, u32 grp_id, int ipu_id); struct v4l2_subdev * imx_media_find_subdev_by_fwnode(struct imx_media_dev *imxmd, struct fwnode_handle *fwnode); struct v4l2_subdev * imx_media_find_subdev_by_devname(struct imx_media_dev *imxmd, const char *devname); void imx_media_add_video_device(struct imx_media_dev *imxmd, struct imx_media_video_dev *vdev); int imx_media_pipeline_csi2_channel(struct media_entity *start_entity); struct media_pad * imx_media_pipeline_pad(struct media_entity *start_entity, u32 grp_id, enum v4l2_buf_type buftype, bool upstream); struct v4l2_subdev * imx_media_pipeline_subdev(struct media_entity *start_entity, u32 grp_id, bool upstream); struct video_device * imx_media_pipeline_video_device(struct media_entity *start_entity, enum v4l2_buf_type buftype, bool upstream); struct imx_media_dma_buf { void *virt; dma_addr_t phys; unsigned long len; }; void imx_media_free_dma_buf(struct device *dev, struct imx_media_dma_buf *buf); int imx_media_alloc_dma_buf(struct device *dev, struct imx_media_dma_buf *buf, int size); int imx_media_pipeline_set_stream(struct imx_media_dev *imxmd, struct media_entity *entity, bool on); /* imx-media-dev-common.c */ int imx_media_probe_complete(struct v4l2_async_notifier *notifier); struct imx_media_dev *imx_media_dev_init(struct device *dev, const struct media_device_ops *ops); int imx_media_dev_notifier_register(struct imx_media_dev *imxmd, const struct v4l2_async_notifier_operations *ops); /* imx-media-fim.c */ struct imx_media_fim; void imx_media_fim_eof_monitor(struct imx_media_fim *fim, ktime_t timestamp); int imx_media_fim_set_stream(struct imx_media_fim *fim, const struct v4l2_fract *frame_interval, bool on); int imx_media_fim_add_controls(struct imx_media_fim *fim); struct imx_media_fim *imx_media_fim_init(struct v4l2_subdev *sd); void imx_media_fim_free(struct imx_media_fim *fim); /* imx-media-internal-sd.c */ int imx_media_register_ipu_internal_subdevs(struct imx_media_dev *imxmd, struct v4l2_subdev *csi); void imx_media_unregister_ipu_internal_subdevs(struct imx_media_dev *imxmd); /* imx-media-of.c */ int imx_media_add_of_subdevs(struct imx_media_dev *dev, struct device_node *np); int imx_media_create_of_links(struct imx_media_dev *imxmd, struct v4l2_subdev *sd); int imx_media_create_csi_of_links(struct imx_media_dev *imxmd, struct v4l2_subdev *csi); int imx_media_of_add_csi(struct imx_media_dev *imxmd, struct device_node *csi_np); /* imx-media-vdic.c */ struct v4l2_subdev *imx_media_vdic_register(struct v4l2_device *v4l2_dev, struct device *ipu_dev, struct ipu_soc *ipu, u32 grp_id); int imx_media_vdic_unregister(struct v4l2_subdev *sd); /* imx-ic-common.c */ struct v4l2_subdev *imx_media_ic_register(struct v4l2_device *v4l2_dev, struct device *ipu_dev, struct ipu_soc *ipu, u32 grp_id); int imx_media_ic_unregister(struct v4l2_subdev *sd); /* imx-media-capture.c */ struct imx_media_video_dev * imx_media_capture_device_init(struct device *dev, struct v4l2_subdev *src_sd, int pad); void imx_media_capture_device_remove(struct imx_media_video_dev *vdev); int imx_media_capture_device_register(struct imx_media_video_dev *vdev); void imx_media_capture_device_unregister(struct imx_media_video_dev *vdev); struct imx_media_buffer * imx_media_capture_device_next_buf(struct imx_media_video_dev *vdev); void imx_media_capture_device_error(struct imx_media_video_dev *vdev); /* imx-media-csc-scaler.c */ struct imx_media_video_dev * imx_media_csc_scaler_device_init(struct imx_media_dev *dev); int imx_media_csc_scaler_device_register(struct imx_media_video_dev *vdev); void imx_media_csc_scaler_device_unregister(struct imx_media_video_dev *vdev); /* subdev group ids */ #define IMX_MEDIA_GRP_ID_CSI2 BIT(8) #define IMX_MEDIA_GRP_ID_CSI BIT(9) #define IMX_MEDIA_GRP_ID_IPU_CSI_BIT 10 #define IMX_MEDIA_GRP_ID_IPU_CSI (0x3 << IMX_MEDIA_GRP_ID_IPU_CSI_BIT) #define IMX_MEDIA_GRP_ID_IPU_CSI0 BIT(IMX_MEDIA_GRP_ID_IPU_CSI_BIT) #define IMX_MEDIA_GRP_ID_IPU_CSI1 (2 << IMX_MEDIA_GRP_ID_IPU_CSI_BIT) #define IMX_MEDIA_GRP_ID_IPU_VDIC BIT(12) #define IMX_MEDIA_GRP_ID_IPU_IC_PRP BIT(13) #define IMX_MEDIA_GRP_ID_IPU_IC_PRPENC BIT(14) #define IMX_MEDIA_GRP_ID_IPU_IC_PRPVF BIT(15) #endif
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