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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /drivers/media/i2c/ccs/ccs.h | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/media/i2c/ccs/ccs.h')
-rw-r--r-- | drivers/media/i2c/ccs/ccs.h | 276 |
1 files changed, 276 insertions, 0 deletions
diff --git a/drivers/media/i2c/ccs/ccs.h b/drivers/media/i2c/ccs/ccs.h new file mode 100644 index 0000000000..a94c796cea --- /dev/null +++ b/drivers/media/i2c/ccs/ccs.h @@ -0,0 +1,276 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * drivers/media/i2c/smiapp/ccs.h + * + * Generic driver for MIPI CCS/SMIA/SMIA++ compliant camera sensors + * + * Copyright (C) 2020 Intel Corporation + * Copyright (C) 2010--2012 Nokia Corporation + * Contact: Sakari Ailus <sakari.ailus@linux.intel.com> + */ + +#ifndef __CCS_H__ +#define __CCS_H__ + +#include <linux/mutex.h> +#include <media/v4l2-ctrls.h> +#include <media/v4l2-subdev.h> + +#include "ccs-data.h" +#include "ccs-limits.h" +#include "ccs-quirk.h" +#include "ccs-regs.h" +#include "ccs-reg-access.h" +#include "../ccs-pll.h" +#include "smiapp-reg-defs.h" + +/* + * Standard SMIA++ constants + */ +#define SMIA_VERSION_1 10 +#define SMIAPP_VERSION_0_8 8 /* Draft 0.8 */ +#define SMIAPP_VERSION_0_9 9 /* Draft 0.9 */ +#define SMIAPP_VERSION_1 10 + +#define SMIAPP_PROFILE_0 0 +#define SMIAPP_PROFILE_1 1 +#define SMIAPP_PROFILE_2 2 + +#define SMIAPP_NVM_PAGE_SIZE 64 /* bytes */ + +#define SMIAPP_RESET_DELAY_CLOCKS 2400 +#define SMIAPP_RESET_DELAY(clk) \ + (1000 + (SMIAPP_RESET_DELAY_CLOCKS * 1000 \ + + (clk) / 1000 - 1) / ((clk) / 1000)) + +#define CCS_COLOUR_COMPONENTS 4 + +#define SMIAPP_NAME "smiapp" +#define CCS_NAME "ccs" + +#define CCS_DFL_I2C_ADDR (0x20 >> 1) /* Default I2C Address */ +#define CCS_ALT_I2C_ADDR (0x6e >> 1) /* Alternate I2C Address */ + +#define CCS_LIM(sensor, limit) \ + ccs_get_limit(sensor, CCS_L_##limit, 0) + +#define CCS_LIM_AT(sensor, limit, offset) \ + ccs_get_limit(sensor, CCS_L_##limit, CCS_L_##limit##_OFFSET(offset)) + +struct ccs_flash_strobe_parms { + u8 mode; + u32 strobe_width_high_us; + u16 strobe_delay; + u16 stobe_start_point; + u8 trigger; +}; + +struct ccs_hwconfig { + /* + * Change the cci address if i2c_addr_alt is set. + * Both default and alternate cci addr need to be present + */ + unsigned short i2c_addr_dfl; /* Default i2c addr */ + unsigned short i2c_addr_alt; /* Alternate i2c addr */ + + u32 ext_clk; /* sensor external clk */ + + unsigned int lanes; /* Number of CSI-2 lanes */ + u32 csi_signalling_mode; /* CCS_CSI_SIGNALLING_MODE_* */ + u64 *op_sys_clock; + + struct ccs_flash_strobe_parms *strobe_setup; +}; + +struct ccs_quirk; + +#define CCS_MODULE_IDENT_FLAG_REV_LE (1 << 0) + +struct ccs_module_ident { + u16 mipi_manufacturer_id; + u16 model_id; + u8 smia_manufacturer_id; + u8 revision_number_major; + + u8 flags; + + char *name; + const struct ccs_quirk *quirk; +}; + +struct ccs_module_info { + u32 smia_manufacturer_id; + u32 mipi_manufacturer_id; + u32 model_id; + u32 revision_number; + + u32 module_year; + u32 module_month; + u32 module_day; + + u32 sensor_smia_manufacturer_id; + u32 sensor_mipi_manufacturer_id; + u32 sensor_model_id; + u32 sensor_revision_number; + u32 sensor_firmware_version; + + u32 smia_version; + u32 smiapp_version; + u32 ccs_version; + + char *name; + const struct ccs_quirk *quirk; +}; + +#define CCS_IDENT_FQ(manufacturer, model, rev, fl, _name, _quirk) \ + { .smia_manufacturer_id = manufacturer, \ + .model_id = model, \ + .revision_number_major = rev, \ + .flags = fl, \ + .name = _name, \ + .quirk = _quirk, } + +#define CCS_IDENT_LQ(manufacturer, model, rev, _name, _quirk) \ + { .smia_manufacturer_id = manufacturer, \ + .model_id = model, \ + .revision_number_major = rev, \ + .flags = CCS_MODULE_IDENT_FLAG_REV_LE, \ + .name = _name, \ + .quirk = _quirk, } + +#define CCS_IDENT_L(manufacturer, model, rev, _name) \ + { .smia_manufacturer_id = manufacturer, \ + .model_id = model, \ + .revision_number_major = rev, \ + .flags = CCS_MODULE_IDENT_FLAG_REV_LE, \ + .name = _name, } + +#define CCS_IDENT_Q(manufacturer, model, rev, _name, _quirk) \ + { .smia_manufacturer_id = manufacturer, \ + .model_id = model, \ + .revision_number_major = rev, \ + .flags = 0, \ + .name = _name, \ + .quirk = _quirk, } + +#define CCS_IDENT(manufacturer, model, rev, _name) \ + { .smia_manufacturer_id = manufacturer, \ + .model_id = model, \ + .revision_number_major = rev, \ + .flags = 0, \ + .name = _name, } + +struct ccs_csi_data_format { + u32 code; + u8 width; + u8 compressed; + u8 pixel_order; +}; + +#define CCS_SUBDEVS 3 + +#define CCS_PA_PAD_SRC 0 +#define CCS_PAD_SINK 0 +#define CCS_PAD_SRC 1 +#define CCS_PADS 2 + +struct ccs_binning_subtype { + u8 horizontal:4; + u8 vertical:4; +} __packed; + +struct ccs_subdev { + struct v4l2_subdev sd; + struct media_pad pads[CCS_PADS]; + struct v4l2_rect sink_fmt; + struct v4l2_rect crop[CCS_PADS]; + struct v4l2_rect compose; /* compose on sink */ + unsigned short sink_pad; + unsigned short source_pad; + int npads; + struct ccs_sensor *sensor; + struct v4l2_ctrl_handler ctrl_handler; +}; + +/* + * struct ccs_sensor - Main device structure + */ +struct ccs_sensor { + /* + * "mutex" is used to serialise access to all fields here + * except v4l2_ctrls at the end of the struct. "mutex" is also + * used to serialise access to file handle specific + * information. + */ + struct mutex mutex; + struct ccs_subdev ssds[CCS_SUBDEVS]; + u32 ssds_used; + struct ccs_subdev *src; + struct ccs_subdev *binner; + struct ccs_subdev *scaler; + struct ccs_subdev *pixel_array; + struct ccs_hwconfig hwcfg; + struct regulator_bulk_data *regulators; + struct clk *ext_clk; + struct gpio_desc *xshutdown; + struct gpio_desc *reset; + void *ccs_limits; + u8 nbinning_subtypes; + struct ccs_binning_subtype binning_subtypes[CCS_LIM_BINNING_SUB_TYPE_MAX_N + 1]; + u32 mbus_frame_fmts; + const struct ccs_csi_data_format *csi_format; + const struct ccs_csi_data_format *internal_csi_format; + u32 default_mbus_frame_fmts; + int default_pixel_order; + struct ccs_data_container sdata, mdata; + + u8 binning_horizontal; + u8 binning_vertical; + + u8 scale_m; + u8 scaling_mode; + + u8 frame_skip; + u16 embedded_start; /* embedded data start line */ + u16 embedded_end; + u16 image_start; /* image data start line */ + u16 visible_pixel_start; /* start pixel of the visible image */ + + bool streaming; + bool dev_init_done; + u8 compressed_min_bpp; + + struct ccs_module_info minfo; + + struct ccs_pll pll; + + /* Is a default format supported for a given BPP? */ + unsigned long *valid_link_freqs; + + /* Pixel array controls */ + struct v4l2_ctrl *exposure; + struct v4l2_ctrl *hflip; + struct v4l2_ctrl *vflip; + struct v4l2_ctrl *vblank; + struct v4l2_ctrl *hblank; + struct v4l2_ctrl *pixel_rate_parray; + struct v4l2_ctrl *luminance_level; + /* src controls */ + struct v4l2_ctrl *link_freq; + struct v4l2_ctrl *pixel_rate_csi; + /* test pattern colour components */ + struct v4l2_ctrl *test_data[CCS_COLOUR_COMPONENTS]; +}; + +#define to_ccs_subdev(_sd) \ + container_of(_sd, struct ccs_subdev, sd) + +#define to_ccs_sensor(_sd) \ + (to_ccs_subdev(_sd)->sensor) + +void ccs_replace_limit(struct ccs_sensor *sensor, + unsigned int limit, unsigned int offset, u32 val); +u32 ccs_get_limit(struct ccs_sensor *sensor, unsigned int limit, + unsigned int offset); + +#endif /* __CCS_H__ */ |