summaryrefslogtreecommitdiff
path: root/drivers/media/i2c/smiapp/smiapp.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/media/i2c/smiapp/smiapp.h')
-rw-r--r--drivers/media/i2c/smiapp/smiapp.h257
1 files changed, 257 insertions, 0 deletions
diff --git a/drivers/media/i2c/smiapp/smiapp.h b/drivers/media/i2c/smiapp/smiapp.h
new file mode 100644
index 000000000..ed010a8a4
--- /dev/null
+++ b/drivers/media/i2c/smiapp/smiapp.h
@@ -0,0 +1,257 @@
+/*
+ * drivers/media/i2c/smiapp/smiapp.h
+ *
+ * Generic driver for SMIA/SMIA++ compliant camera modules
+ *
+ * Copyright (C) 2010--2012 Nokia Corporation
+ * Contact: Sakari Ailus <sakari.ailus@iki.fi>
+ *
+ * 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 __SMIAPP_PRIV_H_
+#define __SMIAPP_PRIV_H_
+
+#include <linux/mutex.h>
+#include <media/v4l2-ctrls.h>
+#include <media/v4l2-subdev.h>
+#include <media/smiapp.h>
+
+#include "smiapp-pll.h"
+#include "smiapp-reg.h"
+#include "smiapp-regs.h"
+#include "smiapp-quirk.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 SMIAPP_COLOUR_COMPONENTS 4
+
+#include "smiapp-limits.h"
+
+struct smiapp_quirk;
+
+#define SMIAPP_MODULE_IDENT_FLAG_REV_LE (1 << 0)
+
+struct smiapp_module_ident {
+ u8 manufacturer_id;
+ u16 model_id;
+ u8 revision_number_major;
+
+ u8 flags;
+
+ char *name;
+ const struct smiapp_quirk *quirk;
+};
+
+struct smiapp_module_info {
+ u32 manufacturer_id;
+ u32 model_id;
+ u32 revision_number_major;
+ u32 revision_number_minor;
+
+ u32 module_year;
+ u32 module_month;
+ u32 module_day;
+
+ u32 sensor_manufacturer_id;
+ u32 sensor_model_id;
+ u32 sensor_revision_number;
+ u32 sensor_firmware_version;
+
+ u32 smia_version;
+ u32 smiapp_version;
+
+ u32 smiapp_profile;
+
+ char *name;
+ const struct smiapp_quirk *quirk;
+};
+
+#define SMIAPP_IDENT_FQ(manufacturer, model, rev, fl, _name, _quirk) \
+ { .manufacturer_id = manufacturer, \
+ .model_id = model, \
+ .revision_number_major = rev, \
+ .flags = fl, \
+ .name = _name, \
+ .quirk = _quirk, }
+
+#define SMIAPP_IDENT_LQ(manufacturer, model, rev, _name, _quirk) \
+ { .manufacturer_id = manufacturer, \
+ .model_id = model, \
+ .revision_number_major = rev, \
+ .flags = SMIAPP_MODULE_IDENT_FLAG_REV_LE, \
+ .name = _name, \
+ .quirk = _quirk, }
+
+#define SMIAPP_IDENT_L(manufacturer, model, rev, _name) \
+ { .manufacturer_id = manufacturer, \
+ .model_id = model, \
+ .revision_number_major = rev, \
+ .flags = SMIAPP_MODULE_IDENT_FLAG_REV_LE, \
+ .name = _name, }
+
+#define SMIAPP_IDENT_Q(manufacturer, model, rev, _name, _quirk) \
+ { .manufacturer_id = manufacturer, \
+ .model_id = model, \
+ .revision_number_major = rev, \
+ .flags = 0, \
+ .name = _name, \
+ .quirk = _quirk, }
+
+#define SMIAPP_IDENT(manufacturer, model, rev, _name) \
+ { .manufacturer_id = manufacturer, \
+ .model_id = model, \
+ .revision_number_major = rev, \
+ .flags = 0, \
+ .name = _name, }
+
+struct smiapp_reg_limits {
+ u32 addr;
+ char *what;
+};
+
+extern struct smiapp_reg_limits smiapp_reg_limits[];
+
+struct smiapp_csi_data_format {
+ u32 code;
+ u8 width;
+ u8 compressed;
+ u8 pixel_order;
+};
+
+#define SMIAPP_SUBDEVS 3
+
+#define SMIAPP_PA_PAD_SRC 0
+#define SMIAPP_PAD_SINK 0
+#define SMIAPP_PAD_SRC 1
+#define SMIAPP_PADS 2
+
+#define SMIAPP_COMPRESSED_BASE 8
+#define SMIAPP_COMPRESSED_MAX 12
+#define SMIAPP_NR_OF_COMPRESSED (SMIAPP_COMPRESSED_MAX - \
+ SMIAPP_COMPRESSED_BASE + 1)
+
+struct smiapp_binning_subtype {
+ u8 horizontal:4;
+ u8 vertical:4;
+} __packed;
+
+struct smiapp_subdev {
+ struct v4l2_subdev sd;
+ struct media_pad pads[2];
+ struct v4l2_rect sink_fmt;
+ struct v4l2_rect crop[2];
+ struct v4l2_rect compose; /* compose on sink */
+ unsigned short sink_pad;
+ unsigned short source_pad;
+ int npads;
+ struct smiapp_sensor *sensor;
+ struct v4l2_ctrl_handler ctrl_handler;
+};
+
+/*
+ * struct smiapp_sensor - Main device structure
+ */
+struct smiapp_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. The exception to this rule is the power_mutex
+ * below.
+ */
+ struct mutex mutex;
+ /*
+ * power_mutex is used to serialise power management related
+ * activities. Acquiring "mutex" at that time isn't necessary
+ * since there are no other users anyway.
+ */
+ struct mutex power_mutex;
+ struct smiapp_subdev ssds[SMIAPP_SUBDEVS];
+ u32 ssds_used;
+ struct smiapp_subdev *src;
+ struct smiapp_subdev *binner;
+ struct smiapp_subdev *scaler;
+ struct smiapp_subdev *pixel_array;
+ struct smiapp_platform_data *platform_data;
+ struct regulator *vana;
+ struct clk *ext_clk;
+ u32 limits[SMIAPP_LIMIT_LAST];
+ u8 nbinning_subtypes;
+ struct smiapp_binning_subtype binning_subtypes[SMIAPP_BINNING_SUBTYPES];
+ u32 mbus_frame_fmts;
+ const struct smiapp_csi_data_format *csi_format;
+ const struct smiapp_csi_data_format *internal_csi_format;
+ u32 default_mbus_frame_fmts;
+ int default_pixel_order;
+
+ u8 binning_horizontal;
+ u8 binning_vertical;
+
+ u8 scale_m;
+ u8 scaling_mode;
+
+ u8 hvflip_inv_mask; /* H/VFLIP inversion due to sensor orientation */
+ u8 frame_skip;
+
+ int power_count;
+
+ bool streaming;
+ bool dev_init_done;
+
+ u8 *nvm; /* nvm memory buffer */
+ unsigned int nvm_size; /* bytes */
+
+ struct smiapp_module_info minfo;
+
+ struct smiapp_pll pll;
+
+ /* Is a default format supported for a given BPP? */
+ unsigned long valid_link_freqs[SMIAPP_NR_OF_COMPRESSED];
+
+ /* Pixel array controls */
+ struct v4l2_ctrl *analog_gain;
+ 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;
+ /* src controls */
+ struct v4l2_ctrl *link_freq;
+ struct v4l2_ctrl *pixel_rate_csi;
+ /* test pattern colour components */
+ struct v4l2_ctrl *test_data[SMIAPP_COLOUR_COMPONENTS];
+};
+
+#define to_smiapp_subdev(_sd) \
+ container_of(_sd, struct smiapp_subdev, sd)
+
+#define to_smiapp_sensor(_sd) \
+ (to_smiapp_subdev(_sd)->sensor)
+
+#endif /* __SMIAPP_PRIV_H_ */