/* SPDX-License-Identifier: GPL-2.0-only */ /* * vivid-core.h - core datastructures * * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. */ #ifndef _VIVID_CORE_H_ #define _VIVID_CORE_H_ #include <linux/fb.h> #include <linux/workqueue.h> #include <media/cec.h> #include <media/videobuf2-v4l2.h> #include <media/v4l2-device.h> #include <media/v4l2-dev.h> #include <media/v4l2-ctrls.h> #include <media/tpg/v4l2-tpg.h> #include "vivid-rds-gen.h" #include "vivid-vbi-gen.h" #define dprintk(dev, level, fmt, arg...) … /* The maximum number of inputs */ #define MAX_INPUTS … /* The maximum number of outputs */ #define MAX_OUTPUTS … /* The maximum up or down scaling factor is 4 */ #define MAX_ZOOM … /* The maximum image width/height are set to 4K DMT */ #define MAX_WIDTH … #define MAX_HEIGHT … /* The minimum image width/height */ #define MIN_WIDTH … #define MIN_HEIGHT … /* Pixel Array control divider */ #define PIXEL_ARRAY_DIV … /* The data_offset of plane 0 for the multiplanar formats */ #define PLANE0_DATA_OFFSET … /* The supported TV frequency range in MHz */ #define MIN_TV_FREQ … #define MAX_TV_FREQ … /* The number of samples returned in every SDR buffer */ #define SDR_CAP_SAMPLES_PER_BUF … /* used by the threads to know when to resync internal counters */ #define JIFFIES_PER_DAY … #define JIFFIES_RESYNC … /* * Maximum number of HDMI inputs allowed by vivid, due to limitations * of the Physical Address in the EDID and used by CEC we stop at 15 * inputs and outputs. */ #define MAX_HDMI_INPUTS … #define MAX_HDMI_OUTPUTS … /* Maximum number of S-Video inputs allowed by vivid */ #define MAX_SVID_INPUTS … /* The maximum number of items in a menu control */ #define MAX_MENU_ITEMS … /* Number of fixed menu items in the 'Connected To' menu controls */ #define FIXED_MENU_ITEMS … /* The maximum number of vivid devices */ #define VIVID_MAX_DEVS … extern const struct v4l2_rect vivid_min_rect; extern const struct v4l2_rect vivid_max_rect; extern unsigned vivid_debug; /* * NULL-terminated string array for the HDMI 'Connected To' menu controls * with the list of possible HDMI outputs. * * The first two items are fixed ("TPG" and "None"). */ extern char *vivid_ctrl_hdmi_to_output_strings[1 + MAX_MENU_ITEMS]; /* Menu control skip mask of all HDMI outputs that are in use */ extern u64 hdmi_to_output_menu_skip_mask; /* * Bitmask of which vivid instances need to update any connected * HDMI outputs. */ extern u64 hdmi_input_update_outputs_mask; /* * Spinlock for access to hdmi_to_output_menu_skip_mask and * hdmi_input_update_outputs_mask. */ extern spinlock_t hdmi_output_skip_mask_lock; /* * Workqueue that updates the menu controls whenever the HDMI menu skip mask * changes. */ extern struct workqueue_struct *update_hdmi_ctrls_workqueue; /* * The HDMI menu control value (index in the menu list) maps to an HDMI * output that is part of the given vivid_dev instance and has the given * output index (as returned by VIDIOC_G_OUTPUT). * * NULL/0 if not available. */ extern struct vivid_dev *vivid_ctrl_hdmi_to_output_instance[MAX_MENU_ITEMS]; extern unsigned int vivid_ctrl_hdmi_to_output_index[MAX_MENU_ITEMS]; /* * NULL-terminated string array for the S-Video 'Connected To' menu controls * with the list of possible S-Video outputs. * * The first two items are fixed ("TPG" and "None"). */ extern char *vivid_ctrl_svid_to_output_strings[1 + MAX_MENU_ITEMS]; /* Menu control skip mask of all S-Video outputs that are in use */ extern u64 svid_to_output_menu_skip_mask; /* Spinlock for access to svid_to_output_menu_skip_mask */ extern spinlock_t svid_output_skip_mask_lock; /* * Workqueue that updates the menu controls whenever the S-Video menu skip mask * changes. */ extern struct workqueue_struct *update_svid_ctrls_workqueue; /* * The S-Video menu control value (index in the menu list) maps to an S-Video * output that is part of the given vivid_dev instance and has the given * output index (as returned by VIDIOC_G_OUTPUT). * * NULL/0 if not available. */ extern struct vivid_dev *vivid_ctrl_svid_to_output_instance[MAX_MENU_ITEMS]; extern unsigned int vivid_ctrl_svid_to_output_index[MAX_MENU_ITEMS]; extern struct vivid_dev *vivid_devs[VIVID_MAX_DEVS]; extern unsigned int n_devs; struct vivid_fmt { … }; extern struct vivid_fmt vivid_formats[]; /* buffer for one video frame */ struct vivid_buffer { … }; enum vivid_input { … }; enum vivid_signal_mode { … }; enum vivid_colorspace { … }; #define VIVID_INVALID_SIGNAL(mode) … struct vivid_cec_xfer { … }; struct vivid_dev { … }; static inline bool vivid_is_webcam(const struct vivid_dev *dev) { … } static inline bool vivid_is_tv_cap(const struct vivid_dev *dev) { … } static inline bool vivid_is_svid_cap(const struct vivid_dev *dev) { … } static inline bool vivid_is_hdmi_cap(const struct vivid_dev *dev) { … } static inline bool vivid_is_sdtv_cap(const struct vivid_dev *dev) { … } static inline bool vivid_is_svid_out(const struct vivid_dev *dev) { … } static inline bool vivid_is_hdmi_out(const struct vivid_dev *dev) { … } #endif
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