Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 373 insertions, 0 deletions

diff --git a/drivers/staging/media/atomisp/pci/atomisp_subdev.h b/drivers/staging/media/atomisp/pci/atomisp_subdev.h
new file mode 100644
index 0000000000..9a04511b9e
--- /dev/null
+++ b/drivers/staging/media/atomisp/pci/atomisp_subdev.h
@@ -0,0 +1,373 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Support for Medifield PNW Camera Imaging ISP subsystem.
+ *
+ * Copyright (c) 2010 Intel Corporation. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version
+ * 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ *
+ */
+#ifndef __ATOMISP_SUBDEV_H__
+#define __ATOMISP_SUBDEV_H__
+
+#include <media/v4l2-ctrls.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-subdev.h>
+#include <media/videobuf2-v4l2.h>
+#include "atomisp_common.h"
+#include "atomisp_compat.h"
+#include "atomisp_v4l2.h"
+
+#include "ia_css.h"
+
+/* EXP_ID's ranger is 1 ~ 250 */
+#define ATOMISP_MAX_EXP_ID     (250)
+
+#define ATOMISP_SUBDEV_PAD_SINK			0
+#define ATOMISP_SUBDEV_PAD_SOURCE		1
+#define ATOMISP_SUBDEV_PADS_NUM			2
+
+struct atomisp_in_fmt_conv {
+	u32     code;
+	u8 bpp; /* bits per pixel */
+	u8 depth; /* uncompressed */
+	enum atomisp_input_format atomisp_in_fmt;
+	enum ia_css_bayer_order bayer_order;
+};
+
+struct atomisp_sub_device;
+
+struct atomisp_video_pipe {
+	struct video_device vdev;
+	enum v4l2_buf_type type;
+	struct media_pad pad;
+	struct vb2_queue vb_queue;
+	/* Lock for vb_queue, when also taking isp->mutex this must be taken first! */
+	struct mutex vb_queue_mutex;
+	/* List of video-buffers handed over to the CSS  */
+	struct list_head buffers_in_css;
+	/* List of video-buffers handed over to the driver, but not yet to the CSS */
+	struct list_head activeq;
+	/*
+	 * the buffers waiting for per-frame parameters, this is only valid
+	 * in per-frame setting mode.
+	 */
+	struct list_head buffers_waiting_for_param;
+	/* the link list to store per_frame parameters */
+	struct list_head per_frame_params;
+
+	/* Filled through atomisp_get_css_frame_info() on queue setup */
+	struct ia_css_frame_info frame_info;
+
+	/* Set from streamoff to disallow queuing further buffers in CSS */
+	bool stopping;
+
+	/*
+	 * irq_lock is used to protect video buffer state change operations and
+	 * also to make activeq and capq operations atomic.
+	 */
+	spinlock_t irq_lock;
+	unsigned int users;
+
+	struct atomisp_device *isp;
+	struct v4l2_pix_format pix;
+	u32 sh_fmt;
+
+	struct atomisp_sub_device *asd;
+
+	/*
+	 * This frame_config_id is got from CSS when dequueues buffers from CSS,
+	 * it is used to indicate which parameter it has applied.
+	 */
+	unsigned int frame_config_id[VIDEO_MAX_FRAME];
+	/*
+	 * This config id is set when camera HAL enqueues buffer, it has a
+	 * non-zero value to indicate which parameter it needs to applu
+	 */
+	unsigned int frame_request_config_id[VIDEO_MAX_FRAME];
+	struct atomisp_css_params_with_list *frame_params[VIDEO_MAX_FRAME];
+};
+
+#define vq_to_pipe(queue) \
+	container_of(queue, struct atomisp_video_pipe, vb_queue)
+
+#define vb_to_pipe(vb) vq_to_pipe((vb)->vb2_queue)
+
+struct atomisp_pad_format {
+	struct v4l2_mbus_framefmt fmt;
+	struct v4l2_rect crop;
+	struct v4l2_rect compose;
+};
+
+/* Internal states for flash process */
+enum atomisp_flash_state {
+	ATOMISP_FLASH_IDLE,
+	ATOMISP_FLASH_REQUESTED,
+	ATOMISP_FLASH_ONGOING,
+	ATOMISP_FLASH_DONE
+};
+
+/*
+ * This structure is used to cache the CSS parameters, it aligns to
+ * struct ia_css_isp_config but without un-supported and deprecated parts.
+ */
+struct atomisp_css_params {
+	struct ia_css_wb_config   wb_config;
+	struct ia_css_cc_config   cc_config;
+	struct ia_css_tnr_config  tnr_config;
+	struct ia_css_ecd_config  ecd_config;
+	struct ia_css_ynr_config  ynr_config;
+	struct ia_css_fc_config   fc_config;
+	struct ia_css_formats_config formats_config;
+	struct ia_css_cnr_config  cnr_config;
+	struct ia_css_macc_config macc_config;
+	struct ia_css_ctc_config  ctc_config;
+	struct ia_css_aa_config   aa_config;
+	struct ia_css_aa_config   baa_config;
+	struct ia_css_ce_config   ce_config;
+	struct ia_css_ob_config   ob_config;
+	struct ia_css_dp_config   dp_config;
+	struct ia_css_de_config   de_config;
+	struct ia_css_gc_config   gc_config;
+	struct ia_css_nr_config   nr_config;
+	struct ia_css_ee_config   ee_config;
+	struct ia_css_anr_config  anr_config;
+	struct ia_css_3a_config   s3a_config;
+	struct ia_css_xnr_config  xnr_config;
+	struct ia_css_dz_config   dz_config;
+	struct ia_css_cc_config yuv2rgb_cc_config;
+	struct ia_css_cc_config rgb2yuv_cc_config;
+	struct ia_css_macc_table  macc_table;
+	struct ia_css_gamma_table gamma_table;
+	struct ia_css_ctc_table   ctc_table;
+
+	struct ia_css_xnr_table   xnr_table;
+	struct ia_css_rgb_gamma_table r_gamma_table;
+	struct ia_css_rgb_gamma_table g_gamma_table;
+	struct ia_css_rgb_gamma_table b_gamma_table;
+
+	struct ia_css_vector      motion_vector;
+	struct ia_css_anr_thres   anr_thres;
+
+	struct ia_css_dvs_6axis_config *dvs_6axis;
+	struct ia_css_dvs2_coefficients *dvs2_coeff;
+	struct ia_css_shading_table *shading_table;
+	struct ia_css_morph_table   *morph_table;
+
+	/*
+	 * Used to store the user pointer address of the frame. driver needs to
+	 * translate to ia_css_frame * and then set to CSS.
+	 */
+	void		*output_frame;
+	u32	isp_config_id;
+
+	/* Indicates which parameters need to be updated. */
+	struct atomisp_parameters update_flag;
+};
+
+struct atomisp_subdev_params {
+	int yuv_ds_en;
+	unsigned int color_effect;
+	bool gdc_cac_en;
+	bool macc_en;
+	bool bad_pixel_en;
+	bool video_dis_en;
+	bool sc_en;
+	bool fpn_en;
+	bool xnr_en;
+	bool low_light;
+	int false_color;
+	unsigned int histogram_elenum;
+
+	/* Current grid info */
+	struct ia_css_grid_info curr_grid_info;
+	enum ia_css_pipe_id s3a_enabled_pipe;
+
+	int s3a_output_bytes;
+
+	bool dis_proj_data_valid;
+
+	struct ia_css_dz_config   dz_config;  /** Digital Zoom */
+	struct ia_css_capture_config   capture_config;
+
+	struct ia_css_isp_config config;
+
+	/* current configurations */
+	struct atomisp_css_params css_param;
+
+	/*
+	 * Intermediate buffers used to communicate data between
+	 * CSS and user space.
+	 */
+	struct ia_css_3a_statistics *s3a_user_stat;
+
+	void *metadata_user[ATOMISP_METADATA_TYPE_NUM];
+	u32 metadata_width_size;
+
+	struct ia_css_dvs2_statistics *dvs_stat;
+	struct ia_css_dvs_6axis_config *dvs_6axis;
+	u32 exp_id;
+	int  dvs_hor_coef_bytes;
+	int  dvs_ver_coef_bytes;
+	int  dvs_ver_proj_bytes;
+	int  dvs_hor_proj_bytes;
+
+	/* Flash */
+	int num_flash_frames;
+	enum atomisp_flash_state flash_state;
+	enum atomisp_frame_status last_frame_status;
+
+	/* Flag to check if driver needs to update params to css */
+	bool css_update_params_needed;
+};
+
+struct atomisp_css_params_with_list {
+	/* parameters for CSS */
+	struct atomisp_css_params params;
+	struct list_head list;
+};
+
+struct atomisp_sub_device {
+	struct v4l2_subdev subdev;
+	struct media_pad pads[ATOMISP_SUBDEV_PADS_NUM];
+	struct atomisp_pad_format fmt[ATOMISP_SUBDEV_PADS_NUM];
+	/* Padding for currently set sink-pad fmt */
+	u32 sink_pad_padding_w;
+	u32 sink_pad_padding_h;
+
+	unsigned int output;
+	struct atomisp_video_pipe video_out;
+	struct atomisp_device *isp;
+	struct v4l2_ctrl_handler ctrl_handler;
+	struct v4l2_ctrl *run_mode;
+	struct v4l2_ctrl *vfpp;
+	struct v4l2_ctrl *continuous_raw_buffer_size;
+	struct v4l2_ctrl *continuous_viewfinder;
+	struct v4l2_ctrl *enable_raw_buffer_lock;
+
+	/* ISP2401 */
+	struct v4l2_ctrl *ion_dev_fd;
+
+	struct v4l2_ctrl *disable_dz;
+
+	struct atomisp_subdev_params params;
+
+	struct atomisp_stream_env stream_env[ATOMISP_INPUT_STREAM_NUM];
+
+	struct v4l2_pix_format dvs_envelop;
+	unsigned int s3a_bufs_in_css[IA_CSS_PIPE_ID_NUM];
+	unsigned int dis_bufs_in_css;
+
+	unsigned int metadata_bufs_in_css
+	[ATOMISP_INPUT_STREAM_NUM][IA_CSS_PIPE_ID_NUM];
+	/* The list of free and available metadata buffers for CSS */
+	struct list_head metadata[ATOMISP_METADATA_TYPE_NUM];
+	/* The list of metadata buffers which have been en-queued to CSS */
+	struct list_head metadata_in_css[ATOMISP_METADATA_TYPE_NUM];
+	/* The list of metadata buffers which are ready for userspace to get */
+	struct list_head metadata_ready[ATOMISP_METADATA_TYPE_NUM];
+
+	/* The list of free and available s3a stat buffers for CSS */
+	struct list_head s3a_stats;
+	/* The list of s3a stat buffers which have been en-queued to CSS */
+	struct list_head s3a_stats_in_css;
+	/* The list of s3a stat buffers which are ready for userspace to get */
+	struct list_head s3a_stats_ready;
+
+	struct list_head dis_stats;
+	struct list_head dis_stats_in_css;
+	spinlock_t dis_stats_lock;
+
+	struct ia_css_frame *vf_frame; /* TODO: needed? */
+	enum atomisp_frame_status frame_status[VIDEO_MAX_FRAME];
+
+	/* This field specifies which camera (v4l2 input) is selected. */
+	int input_curr;
+
+	atomic_t sof_count;
+	atomic_t sequence;      /* Sequence value that is assigned to buffer. */
+	atomic_t sequence_temp;
+
+	/*
+	 * Writers of streaming must hold both isp->mutex and isp->lock.
+	 * Readers of streaming need to hold only one of the two locks.
+	 */
+	bool streaming;
+	bool stream_prepared; /* whether css stream is created */
+	bool recreate_streams_on_resume;
+
+	unsigned int latest_preview_exp_id; /* CSS ZSL/SDV raw buffer id */
+
+	bool copy_mode; /* CSI2+ use copy mode */
+
+	int raw_buffer_bitmap[ATOMISP_MAX_EXP_ID / 32 +
+						 1]; /* Record each Raw Buffer lock status */
+	int raw_buffer_locked_count;
+	spinlock_t raw_buffer_bitmap_lock;
+
+	/* ISP2401 */
+	bool re_trigger_capture;
+
+	struct atomisp_resolution sensor_array_res;
+	bool high_speed_mode; /* Indicate whether now is a high speed mode */
+
+	unsigned int preview_exp_id;
+	unsigned int postview_exp_id;
+};
+
+extern const struct atomisp_in_fmt_conv atomisp_in_fmt_conv[];
+
+u32 atomisp_subdev_uncompressed_code(u32 code);
+bool atomisp_subdev_is_compressed(u32 code);
+const struct atomisp_in_fmt_conv *atomisp_find_in_fmt_conv(u32 code);
+
+/* ISP2400 */
+const struct atomisp_in_fmt_conv *atomisp_find_in_fmt_conv_by_atomisp_in_fmt(
+    enum atomisp_input_format atomisp_in_fmt);
+
+/* ISP2401 */
+const struct atomisp_in_fmt_conv
+*atomisp_find_in_fmt_conv_by_atomisp_in_fmt(enum atomisp_input_format
+	atomisp_in_fmt);
+
+const struct atomisp_in_fmt_conv *atomisp_find_in_fmt_conv_compressed(u32 code);
+bool atomisp_subdev_format_conversion(struct atomisp_sub_device *asd);
+
+/* Get pointer to appropriate format */
+struct v4l2_mbus_framefmt
+*atomisp_subdev_get_ffmt(struct v4l2_subdev *sd,
+			 struct v4l2_subdev_state *sd_state, uint32_t which,
+			 uint32_t pad);
+struct v4l2_rect *atomisp_subdev_get_rect(struct v4l2_subdev *sd,
+	struct v4l2_subdev_state *sd_state,
+	u32 which, uint32_t pad,
+	uint32_t target);
+int atomisp_subdev_set_selection(struct v4l2_subdev *sd,
+				 struct v4l2_subdev_state *sd_state,
+				 u32 which, uint32_t pad, uint32_t target,
+				 u32 flags, struct v4l2_rect *r);
+/* Actually set the format */
+void atomisp_subdev_set_ffmt(struct v4l2_subdev *sd,
+			     struct v4l2_subdev_state *sd_state,
+			     uint32_t which,
+			     u32 pad, struct v4l2_mbus_framefmt *ffmt);
+
+int atomisp_update_run_mode(struct atomisp_sub_device *asd);
+
+void atomisp_subdev_cleanup_pending_events(struct atomisp_sub_device *asd);
+
+void atomisp_subdev_unregister_entities(struct atomisp_sub_device *asd);
+int atomisp_subdev_register_subdev(struct atomisp_sub_device *asd,
+				   struct v4l2_device *vdev);
+int atomisp_subdev_init(struct atomisp_device *isp);
+void atomisp_subdev_cleanup(struct atomisp_device *isp);
+
+#endif /* __ATOMISP_SUBDEV_H__ */