[PATCH v3 1/2] media: i2c: imx415: Convert to new CCI register access helpers

Alexander Stein
2024-01-10T11:42:28Z

Use the new common CCI register access helpers to replace the private
register access helpers in the imx415 driver.

Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
---
drivers/media/i2c/Kconfig | 1 +
drivers/media/i2c/imx415.c | 405 +++++++++++++++----------------------
2 files changed, 169 insertions(+), 237 deletions(-)

diff --git a/drivers/media/i2c/Kconfig b/drivers/media/i2c/Kconfig
index 9aab993bb8f77..7e53980b0ac05 100644
--- a/drivers/media/i2c/Kconfig
+++ b/drivers/media/i2c/Kconfig
@@ -224,6 +224,7 @@ config VIDEO_IMX412
config VIDEO_IMX415
tristate "Sony IMX415 sensor support"
depends on OF_GPIO
+ select V4L2_CCI_I2C
help
This is a Video4Linux2 sensor driver for the Sony
IMX415 camera.
diff --git a/drivers/media/i2c/imx415.c b/drivers/media/i2c/imx415.c
index 1e5f20c3ed824..c62eba5b72168 100644
--- a/drivers/media/i2c/imx415.c
+++ b/drivers/media/i2c/imx415.c
@@ -16,6 +16,7 @@
#include <linux/slab.h>
#include <linux/videodev2.h>

+#include <media/v4l2-cci.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-fwnode.h>
#include <media/v4l2-subdev.h>
@@ -28,76 +29,65 @@

#define IMX415_NUM_CLK_PARAM_REGS 11

-#define IMX415_REG_8BIT(n) ((1 << 16) | (n))
-#define IMX415_REG_16BIT(n) ((2 << 16) | (n))
-#define IMX415_REG_24BIT(n) ((3 << 16) | (n))
-#define IMX415_REG_SIZE_SHIFT 16
-#define IMX415_REG_ADDR_MASK 0xffff
-
-#define IMX415_MODE IMX415_REG_8BIT(0x3000)
+#define IMX415_MODE CCI_REG8(0x3000)
#define IMX415_MODE_OPERATING (0)
#define IMX415_MODE_STANDBY BIT(0)
-#define IMX415_REGHOLD IMX415_REG_8BIT(0x3001)
+#define IMX415_REGHOLD CCI_REG8(0x3001)
#define IMX415_REGHOLD_INVALID (0)
#define IMX415_REGHOLD_VALID BIT(0)
-#define IMX415_XMSTA IMX415_REG_8BIT(0x3002)
+#define IMX415_XMSTA CCI_REG8(0x3002)
#define IMX415_XMSTA_START (0)
#define IMX415_XMSTA_STOP BIT(0)
-#define IMX415_BCWAIT_TIME IMX415_REG_16BIT(0x3008)
-#define IMX415_CPWAIT_TIME IMX415_REG_16BIT(0x300A)
-#define IMX415_WINMODE IMX415_REG_8BIT(0x301C)
-#define IMX415_ADDMODE IMX415_REG_8BIT(0x3022)
-#define IMX415_REVERSE IMX415_REG_8BIT(0x3030)
+#define IMX415_BCWAIT_TIME CCI_REG16_LE(0x3008)
+#define IMX415_CPWAIT_TIME CCI_REG16_LE(0x300a)
+#define IMX415_WINMODE CCI_REG8(0x301c)
+#define IMX415_ADDMODE CCI_REG8(0x3022)
+#define IMX415_REVERSE CCI_REG8(0x3030)
#define IMX415_HREVERSE_SHIFT (0)
#define IMX415_VREVERSE_SHIFT BIT(0)
-#define IMX415_ADBIT IMX415_REG_8BIT(0x3031)
-#define IMX415_MDBIT IMX415_REG_8BIT(0x3032)
-#define IMX415_SYS_MODE IMX415_REG_8BIT(0x3033)
-#define IMX415_OUTSEL IMX415_REG_8BIT(0x30C0)
-#define IMX415_DRV IMX415_REG_8BIT(0x30C1)
-#define IMX415_VMAX IMX415_REG_24BIT(0x3024)
-#define IMX415_HMAX IMX415_REG_16BIT(0x3028)
-#define IMX415_SHR0 IMX415_REG_24BIT(0x3050)
-#define IMX415_GAIN_PCG_0 IMX415_REG_16BIT(0x3090)
+#define IMX415_ADBIT CCI_REG8(0x3031)
+#define IMX415_MDBIT CCI_REG8(0x3032)
+#define IMX415_SYS_MODE CCI_REG8(0x3033)
+#define IMX415_OUTSEL CCI_REG8(0x30c0)
+#define IMX415_DRV CCI_REG8(0x30c1)
+#define IMX415_VMAX CCI_REG24_LE(0x3024)
+#define IMX415_HMAX CCI_REG16_LE(0x3028)
+#define IMX415_SHR0 CCI_REG24_LE(0x3050)
+#define IMX415_GAIN_PCG_0 CCI_REG16_LE(0x3090)
#define IMX415_AGAIN_MIN 0
#define IMX415_AGAIN_MAX 100
#define IMX415_AGAIN_STEP 1
-#define IMX415_BLKLEVEL IMX415_REG_16BIT(0x30E2)
+#define IMX415_BLKLEVEL CCI_REG16_LE(0x30e2)
#define IMX415_BLKLEVEL_DEFAULT 50
-#define IMX415_TPG_EN_DUOUT IMX415_REG_8BIT(0x30E4)
-#define IMX415_TPG_PATSEL_DUOUT IMX415_REG_8BIT(0x30E6)
-#define IMX415_TPG_COLORWIDTH IMX415_REG_8BIT(0x30E8)
-#define IMX415_TESTCLKEN_MIPI IMX415_REG_8BIT(0x3110)
-#define IMX415_INCKSEL1 IMX415_REG_8BIT(0x3115)
-#define IMX415_INCKSEL2 IMX415_REG_8BIT(0x3116)
-#define IMX415_INCKSEL3 IMX415_REG_16BIT(0x3118)
-#define IMX415_INCKSEL4 IMX415_REG_16BIT(0x311A)
-#define IMX415_INCKSEL5 IMX415_REG_8BIT(0x311E)
-#define IMX415_DIG_CLP_MODE IMX415_REG_8BIT(0x32C8)
-#define IMX415_WRJ_OPEN IMX415_REG_8BIT(0x3390)
-#define IMX415_SENSOR_INFO IMX415_REG_16BIT(0x3F12)
-#define IMX415_SENSOR_INFO_MASK 0xFFF
+#define IMX415_TPG_EN_DUOUT CCI_REG8(0x30e4)
+#define IMX415_TPG_PATSEL_DUOUT CCI_REG8(0x30e6)
+#define IMX415_TPG_COLORWIDTH CCI_REG8(0x30e8)
+#define IMX415_TESTCLKEN_MIPI CCI_REG8(0x3110)
+#define IMX415_INCKSEL1 CCI_REG8(0x3115)
+#define IMX415_INCKSEL2 CCI_REG8(0x3116)
+#define IMX415_INCKSEL3 CCI_REG16_LE(0x3118)
+#define IMX415_INCKSEL4 CCI_REG16_LE(0x311a)
+#define IMX415_INCKSEL5 CCI_REG8(0x311e)
+#define IMX415_DIG_CLP_MODE CCI_REG8(0x32c8)
+#define IMX415_WRJ_OPEN CCI_REG8(0x3390)
+#define IMX415_SENSOR_INFO CCI_REG16_LE(0x3f12)
+#define IMX415_SENSOR_INFO_MASK 0xfff
#define IMX415_CHIP_ID 0x514
-#define IMX415_LANEMODE IMX415_REG_16BIT(0x4001)
+#define IMX415_LANEMODE CCI_REG16_LE(0x4001)
#define IMX415_LANEMODE_2 1
#define IMX415_LANEMODE_4 3
-#define IMX415_TXCLKESC_FREQ IMX415_REG_16BIT(0x4004)
-#define IMX415_INCKSEL6 IMX415_REG_8BIT(0x400C)
-#define IMX415_TCLKPOST IMX415_REG_16BIT(0x4018)
-#define IMX415_TCLKPREPARE IMX415_REG_16BIT(0x401A)
-#define IMX415_TCLKTRAIL IMX415_REG_16BIT(0x401C)
-#define IMX415_TCLKZERO IMX415_REG_16BIT(0x401E)
-#define IMX415_THSPREPARE IMX415_REG_16BIT(0x4020)
-#define IMX415_THSZERO IMX415_REG_16BIT(0x4022)
-#define IMX415_THSTRAIL IMX415_REG_16BIT(0x4024)
-#define IMX415_THSEXIT IMX415_REG_16BIT(0x4026)
-#define IMX415_TLPX IMX415_REG_16BIT(0x4028)
-#define IMX415_INCKSEL7 IMX415_REG_8BIT(0x4074)
-
-struct imx415_reg {
- u32 address;
- u32 val;
-};
+#define IMX415_TXCLKESC_FREQ CCI_REG16_LE(0x4004)
+#define IMX415_INCKSEL6 CCI_REG8(0x400c)
+#define IMX415_TCLKPOST CCI_REG16_LE(0x4018)
+#define IMX415_TCLKPREPARE CCI_REG16_LE(0x401a)
+#define IMX415_TCLKTRAIL CCI_REG16_LE(0x401c)
+#define IMX415_TCLKZERO CCI_REG16_LE(0x401e)
+#define IMX415_THSPREPARE CCI_REG16_LE(0x4020)
+#define IMX415_THSZERO CCI_REG16_LE(0x4022)
+#define IMX415_THSTRAIL CCI_REG16_LE(0x4024)
+#define IMX415_THSEXIT CCI_REG16_LE(0x4026)
+#define IMX415_TLPX CCI_REG16_LE(0x4028)
+#define IMX415_INCKSEL7 CCI_REG8(0x4074)

static const char *const imx415_supply_names[] = {
"dvdd",
@@ -118,7 +108,7 @@ static const s64 link_freq_menu_items[] = {
struct imx415_clk_params {
u64 lane_rate;
u64 inck;
- struct imx415_reg regs[IMX415_NUM_CLK_PARAM_REGS];
+ struct cci_reg_sequence regs[IMX415_NUM_CLK_PARAM_REGS];
};

/* INCK Settings - includes all lane rate and INCK dependent registers */
@@ -201,7 +191,7 @@ static const struct imx415_clk_params imx415_clk_params[] = {
};

/* all-pixel 2-lane 720 Mbps 15.74 Hz mode */
-static const struct imx415_reg imx415_mode_2_720[] = {
+static const struct cci_reg_sequence imx415_mode_2_720[] = {
{ IMX415_VMAX, 0x08CA },
{ IMX415_HMAX, 0x07F0 },
{ IMX415_LANEMODE, IMX415_LANEMODE_2 },
@@ -217,7 +207,7 @@ static const struct imx415_reg imx415_mode_2_720[] = {
};

/* all-pixel 2-lane 1440 Mbps 30.01 Hz mode */
-static const struct imx415_reg imx415_mode_2_1440[] = {
+static const struct cci_reg_sequence imx415_mode_2_1440[] = {
{ IMX415_VMAX, 0x08CA },
{ IMX415_HMAX, 0x042A },
{ IMX415_LANEMODE, IMX415_LANEMODE_2 },
@@ -233,7 +223,7 @@ static const struct imx415_reg imx415_mode_2_1440[] = {
};

/* all-pixel 4-lane 891 Mbps 30 Hz mode */
-static const struct imx415_reg imx415_mode_4_891[] = {
+static const struct cci_reg_sequence imx415_mode_4_891[] = {
{ IMX415_VMAX, 0x08CA },
{ IMX415_HMAX, 0x044C },
{ IMX415_LANEMODE, IMX415_LANEMODE_4 },
@@ -250,7 +240,7 @@ static const struct imx415_reg imx415_mode_4_891[] = {

struct imx415_mode_reg_list {
u32 num_of_regs;
- const struct imx415_reg *regs;
+ const struct cci_reg_sequence *regs;
};

/*
@@ -323,11 +313,6 @@ static const struct imx415_mode supported_modes[] = {
},
};

-static const struct regmap_config imx415_regmap_config = {
- .reg_bits = 16,
- .val_bits = 8,
-};
-
static const char *const imx415_test_pattern_menu[] = {
"disabled",
"solid black",
@@ -369,7 +354,7 @@ struct imx415 {
* This table includes fixed register settings and a bunch of undocumented
* registers that have to be set to another value than default.
*/
-static const struct imx415_reg imx415_init_table[] = {
+static const struct cci_reg_sequence imx415_init_table[] = {
/* use all-pixel readout mode, no flip */
{ IMX415_WINMODE, 0x00 },
{ IMX415_ADDMODE, 0x00 },
@@ -382,77 +367,77 @@ static const struct imx415_reg imx415_init_table[] = {
{ IMX415_DRV, 0x00 },

/* SONY magic registers */
- { IMX415_REG_8BIT(0x32D4), 0x21 },
- { IMX415_REG_8BIT(0x32EC), 0xA1 },
- { IMX415_REG_8BIT(0x3452), 0x7F },
- { IMX415_REG_8BIT(0x3453), 0x03 },
- { IMX415_REG_8BIT(0x358A), 0x04 },
- { IMX415_REG_8BIT(0x35A1), 0x02 },
- { IMX415_REG_8BIT(0x36BC), 0x0C },
- { IMX415_REG_8BIT(0x36CC), 0x53 },
- { IMX415_REG_8BIT(0x36CD), 0x00 },
- { IMX415_REG_8BIT(0x36CE), 0x3C },
- { IMX415_REG_8BIT(0x36D0), 0x8C },
- { IMX415_REG_8BIT(0x36D1), 0x00 },
- { IMX415_REG_8BIT(0x36D2), 0x71 },
- { IMX415_REG_8BIT(0x36D4), 0x3C },
- { IMX415_REG_8BIT(0x36D6), 0x53 },
- { IMX415_REG_8BIT(0x36D7), 0x00 },
- { IMX415_REG_8BIT(0x36D8), 0x71 },
- { IMX415_REG_8BIT(0x36DA), 0x8C },
- { IMX415_REG_8BIT(0x36DB), 0x00 },
- { IMX415_REG_8BIT(0x3724), 0x02 },
- { IMX415_REG_8BIT(0x3726), 0x02 },
- { IMX415_REG_8BIT(0x3732), 0x02 },
- { IMX415_REG_8BIT(0x3734), 0x03 },
- { IMX415_REG_8BIT(0x3736), 0x03 },
- { IMX415_REG_8BIT(0x3742), 0x03 },
- { IMX415_REG_8BIT(0x3862), 0xE0 },
- { IMX415_REG_8BIT(0x38CC), 0x30 },
- { IMX415_REG_8BIT(0x38CD), 0x2F },
- { IMX415_REG_8BIT(0x395C), 0x0C },
- { IMX415_REG_8BIT(0x3A42), 0xD1 },
- { IMX415_REG_8BIT(0x3A4C), 0x77 },
- { IMX415_REG_8BIT(0x3AE0), 0x02 },
- { IMX415_REG_8BIT(0x3AEC), 0x0C },
- { IMX415_REG_8BIT(0x3B00), 0x2E },
- { IMX415_REG_8BIT(0x3B06), 0x29 },
- { IMX415_REG_8BIT(0x3B98), 0x25 },
- { IMX415_REG_8BIT(0x3B99), 0x21 },
- { IMX415_REG_8BIT(0x3B9B), 0x13 },
- { IMX415_REG_8BIT(0x3B9C), 0x13 },
- { IMX415_REG_8BIT(0x3B9D), 0x13 },
- { IMX415_REG_8BIT(0x3B9E), 0x13 },
- { IMX415_REG_8BIT(0x3BA1), 0x00 },
- { IMX415_REG_8BIT(0x3BA2), 0x06 },
- { IMX415_REG_8BIT(0x3BA3), 0x0B },
- { IMX415_REG_8BIT(0x3BA4), 0x10 },
- { IMX415_REG_8BIT(0x3BA5), 0x14 },
- { IMX415_REG_8BIT(0x3BA6), 0x18 },
- { IMX415_REG_8BIT(0x3BA7), 0x1A },
- { IMX415_REG_8BIT(0x3BA8), 0x1A },
- { IMX415_REG_8BIT(0x3BA9), 0x1A },
- { IMX415_REG_8BIT(0x3BAC), 0xED },
- { IMX415_REG_8BIT(0x3BAD), 0x01 },
- { IMX415_REG_8BIT(0x3BAE), 0xF6 },
- { IMX415_REG_8BIT(0x3BAF), 0x02 },
- { IMX415_REG_8BIT(0x3BB0), 0xA2 },
- { IMX415_REG_8BIT(0x3BB1), 0x03 },
- { IMX415_REG_8BIT(0x3BB2), 0xE0 },
- { IMX415_REG_8BIT(0x3BB3), 0x03 },
- { IMX415_REG_8BIT(0x3BB4), 0xE0 },
- { IMX415_REG_8BIT(0x3BB5), 0x03 },
- { IMX415_REG_8BIT(0x3BB6), 0xE0 },
- { IMX415_REG_8BIT(0x3BB7), 0x03 },
- { IMX415_REG_8BIT(0x3BB8), 0xE0 },
- { IMX415_REG_8BIT(0x3BBA), 0xE0 },
- { IMX415_REG_8BIT(0x3BBC), 0xDA },
- { IMX415_REG_8BIT(0x3BBE), 0x88 },
- { IMX415_REG_8BIT(0x3BC0), 0x44 },
- { IMX415_REG_8BIT(0x3BC2), 0x7B },
- { IMX415_REG_8BIT(0x3BC4), 0xA2 },
- { IMX415_REG_8BIT(0x3BC8), 0xBD },
- { IMX415_REG_8BIT(0x3BCA), 0xBD },
+ { CCI_REG8(0x32D4), 0x21 },
+ { CCI_REG8(0x32EC), 0xA1 },
+ { CCI_REG8(0x3452), 0x7F },
+ { CCI_REG8(0x3453), 0x03 },
+ { CCI_REG8(0x358A), 0x04 },
+ { CCI_REG8(0x35A1), 0x02 },
+ { CCI_REG8(0x36BC), 0x0C },
+ { CCI_REG8(0x36CC), 0x53 },
+ { CCI_REG8(0x36CD), 0x00 },
+ { CCI_REG8(0x36CE), 0x3C },
+ { CCI_REG8(0x36D0), 0x8C },
+ { CCI_REG8(0x36D1), 0x00 },
+ { CCI_REG8(0x36D2), 0x71 },
+ { CCI_REG8(0x36D4), 0x3C },
+ { CCI_REG8(0x36D6), 0x53 },
+ { CCI_REG8(0x36D7), 0x00 },
+ { CCI_REG8(0x36D8), 0x71 },
+ { CCI_REG8(0x36DA), 0x8C },
+ { CCI_REG8(0x36DB), 0x00 },
+ { CCI_REG8(0x3724), 0x02 },
+ { CCI_REG8(0x3726), 0x02 },
+ { CCI_REG8(0x3732), 0x02 },
+ { CCI_REG8(0x3734), 0x03 },
+ { CCI_REG8(0x3736), 0x03 },
+ { CCI_REG8(0x3742), 0x03 },
+ { CCI_REG8(0x3862), 0xE0 },
+ { CCI_REG8(0x38CC), 0x30 },
+ { CCI_REG8(0x38CD), 0x2F },
+ { CCI_REG8(0x395C), 0x0C },
+ { CCI_REG8(0x3A42), 0xD1 },
+ { CCI_REG8(0x3A4C), 0x77 },
+ { CCI_REG8(0x3AE0), 0x02 },
+ { CCI_REG8(0x3AEC), 0x0C },
+ { CCI_REG8(0x3B00), 0x2E },
+ { CCI_REG8(0x3B06), 0x29 },
+ { CCI_REG8(0x3B98), 0x25 },
+ { CCI_REG8(0x3B99), 0x21 },
+ { CCI_REG8(0x3B9B), 0x13 },
+ { CCI_REG8(0x3B9C), 0x13 },
+ { CCI_REG8(0x3B9D), 0x13 },
+ { CCI_REG8(0x3B9E), 0x13 },
+ { CCI_REG8(0x3BA1), 0x00 },
+ { CCI_REG8(0x3BA2), 0x06 },
+ { CCI_REG8(0x3BA3), 0x0B },
+ { CCI_REG8(0x3BA4), 0x10 },
+ { CCI_REG8(0x3BA5), 0x14 },
+ { CCI_REG8(0x3BA6), 0x18 },
+ { CCI_REG8(0x3BA7), 0x1A },
+ { CCI_REG8(0x3BA8), 0x1A },
+ { CCI_REG8(0x3BA9), 0x1A },
+ { CCI_REG8(0x3BAC), 0xED },
+ { CCI_REG8(0x3BAD), 0x01 },
+ { CCI_REG8(0x3BAE), 0xF6 },
+ { CCI_REG8(0x3BAF), 0x02 },
+ { CCI_REG8(0x3BB0), 0xA2 },
+ { CCI_REG8(0x3BB1), 0x03 },
+ { CCI_REG8(0x3BB2), 0xE0 },
+ { CCI_REG8(0x3BB3), 0x03 },
+ { CCI_REG8(0x3BB4), 0xE0 },
+ { CCI_REG8(0x3BB5), 0x03 },
+ { CCI_REG8(0x3BB6), 0xE0 },
+ { CCI_REG8(0x3BB7), 0x03 },
+ { CCI_REG8(0x3BB8), 0xE0 },
+ { CCI_REG8(0x3BBA), 0xE0 },
+ { CCI_REG8(0x3BBC), 0xDA },
+ { CCI_REG8(0x3BBE), 0x88 },
+ { CCI_REG8(0x3BC0), 0x44 },
+ { CCI_REG8(0x3BC2), 0x7B },
+ { CCI_REG8(0x3BC4), 0xA2 },
+ { CCI_REG8(0x3BC8), 0xBD },
+ { CCI_REG8(0x3BCA), 0xBD },
};

static inline struct imx415 *to_imx415(struct v4l2_subdev *sd)
@@ -460,74 +445,26 @@ static inline struct imx415 *to_imx415(struct v4l2_subdev *sd)
return container_of(sd, struct imx415, subdev);
}

-static int imx415_read(struct imx415 *sensor, u32 addr)
-{
- u8 data[3] = { 0 };
- int ret;
-
- ret = regmap_raw_read(sensor->regmap, addr & IMX415_REG_ADDR_MASK, data,
- (addr >> IMX415_REG_SIZE_SHIFT) & 3);
- if (ret < 0)
- return ret;
-
- return (data[2] << 16) | (data[1] << 8) | data[0];
-}
-
-static int imx415_write(struct imx415 *sensor, u32 addr, u32 value)
-{
- u8 data[3] = { value & 0xff, (value >> 8) & 0xff, value >> 16 };
- int ret;
-
- ret = regmap_raw_write(sensor->regmap, addr & IMX415_REG_ADDR_MASK,
- data, (addr >> IMX415_REG_SIZE_SHIFT) & 3);
- if (ret < 0)
- dev_err_ratelimited(sensor->dev,
- "%u-bit write to 0x%04x failed: %d\n",
- ((addr >> IMX415_REG_SIZE_SHIFT) & 3) * 8,
- addr & IMX415_REG_ADDR_MASK, ret);
-
- return 0;
-}
-
static int imx415_set_testpattern(struct imx415 *sensor, int val)
{
- int ret;
+ int ret = 0;

if (val) {
- ret = imx415_write(sensor, IMX415_BLKLEVEL, 0x00);
- if (ret)
- return ret;
- ret = imx415_write(sensor, IMX415_TPG_EN_DUOUT, 0x01);
- if (ret)
- return ret;
- ret = imx415_write(sensor, IMX415_TPG_PATSEL_DUOUT, val - 1);
- if (ret)
- return ret;
- ret = imx415_write(sensor, IMX415_TPG_COLORWIDTH, 0x01);
- if (ret)
- return ret;
- ret = imx415_write(sensor, IMX415_TESTCLKEN_MIPI, 0x20);
- if (ret)
- return ret;
- ret = imx415_write(sensor, IMX415_DIG_CLP_MODE, 0x00);
- if (ret)
- return ret;
- ret = imx415_write(sensor, IMX415_WRJ_OPEN, 0x00);
+ cci_write(sensor->regmap, IMX415_BLKLEVEL, 0x00, &ret);
+ cci_write(sensor->regmap, IMX415_TPG_EN_DUOUT, 0x01, &ret);
+ cci_write(sensor->regmap, IMX415_TPG_PATSEL_DUOUT,
+ val - 1, &ret);
+ cci_write(sensor->regmap, IMX415_TPG_COLORWIDTH, 0x01, &ret);
+ cci_write(sensor->regmap, IMX415_TESTCLKEN_MIPI, 0x20, &ret);
+ cci_write(sensor->regmap, IMX415_DIG_CLP_MODE, 0x00, &ret);
+ cci_write(sensor->regmap, IMX415_WRJ_OPEN, 0x00, &ret);
} else {
- ret = imx415_write(sensor, IMX415_BLKLEVEL,
- IMX415_BLKLEVEL_DEFAULT);
- if (ret)
- return ret;
- ret = imx415_write(sensor, IMX415_TPG_EN_DUOUT, 0x00);
- if (ret)
- return ret;
- ret = imx415_write(sensor, IMX415_TESTCLKEN_MIPI, 0x00);
- if (ret)
- return ret;
- ret = imx415_write(sensor, IMX415_DIG_CLP_MODE, 0x01);
- if (ret)
- return ret;
- ret = imx415_write(sensor, IMX415_WRJ_OPEN, 0x01);
+ cci_write(sensor->regmap, IMX415_BLKLEVEL,
+ IMX415_BLKLEVEL_DEFAULT, &ret);
+ cci_write(sensor->regmap, IMX415_TPG_EN_DUOUT, 0x00, &ret);
+ cci_write(sensor->regmap, IMX415_TESTCLKEN_MIPI, 0x00, &ret);
+ cci_write(sensor->regmap, IMX415_DIG_CLP_MODE, 0x01, &ret);
+ cci_write(sensor->regmap, IMX415_WRJ_OPEN, 0x01, &ret);
}
return 0;
}
@@ -553,19 +490,21 @@ static int imx415_s_ctrl(struct v4l2_ctrl *ctrl)
/* clamp the exposure value to VMAX. */
vmax = format->height + sensor->vblank->cur.val;
ctrl->val = min_t(int, ctrl->val, vmax);
- ret = imx415_write(sensor, IMX415_SHR0, vmax - ctrl->val);
+ ret = cci_write(sensor->regmap, IMX415_SHR0,
+ vmax - ctrl->val, NULL);
break;

case V4L2_CID_ANALOGUE_GAIN:
/* analogue gain in 0.3 dB step size */
- ret = imx415_write(sensor, IMX415_GAIN_PCG_0, ctrl->val);
+ ret = cci_write(sensor->regmap, IMX415_GAIN_PCG_0,
+ ctrl->val, NULL);
break;

case V4L2_CID_HFLIP:
case V4L2_CID_VFLIP:
flip = (sensor->hflip->val << IMX415_HREVERSE_SHIFT) |
(sensor->vflip->val << IMX415_VREVERSE_SHIFT);
- ret = imx415_write(sensor, IMX415_REVERSE, flip);
+ ret = cci_write(sensor->regmap, IMX415_REVERSE, flip, NULL);
break;

case V4L2_CID_TEST_PATTERN:
@@ -679,8 +618,6 @@ static int imx415_ctrls_init(struct imx415 *sensor)

static int imx415_set_mode(struct imx415 *sensor, int mode)
{
- const struct imx415_reg *reg;
- unsigned int i;
int ret = 0;

if (mode >= ARRAY_SIZE(supported_modes)) {
@@ -688,34 +625,29 @@ static int imx415_set_mode(struct imx415 *sensor, int mode)
return -EINVAL;
}

- for (i = 0; i < supported_modes[mode].reg_list.num_of_regs; ++i) {
- reg = &supported_modes[mode].reg_list.regs[i];
- ret = imx415_write(sensor, reg->address, reg->val);
- if (ret)
- return ret;
- }
+ cci_multi_reg_write(sensor->regmap,
+ supported_modes[mode].reg_list.regs,
+ supported_modes[mode].reg_list.num_of_regs,
+ &ret);

- for (i = 0; i < IMX415_NUM_CLK_PARAM_REGS; ++i) {
- reg = &sensor->clk_params->regs[i];
- ret = imx415_write(sensor, reg->address, reg->val);
- if (ret)
- return ret;
- }
+ cci_multi_reg_write(sensor->regmap,
+ sensor->clk_params->regs,
+ IMX415_NUM_CLK_PARAM_REGS,
+ &ret);

return 0;
}

static int imx415_setup(struct imx415 *sensor, struct v4l2_subdev_state *state)
{
- unsigned int i;
int ret;

- for (i = 0; i < ARRAY_SIZE(imx415_init_table); ++i) {
- ret = imx415_write(sensor, imx415_init_table[i].address,
- imx415_init_table[i].val);
- if (ret)
- return ret;
- }
+ ret = cci_multi_reg_write(sensor->regmap,
+ imx415_init_table,
+ ARRAY_SIZE(imx415_init_table),
+ NULL);
+ if (ret)
+ return ret;

return imx415_set_mode(sensor, sensor->cur_mode);
}
@@ -724,7 +656,8 @@ static int imx415_wakeup(struct imx415 *sensor)
{
int ret;

- ret = imx415_write(sensor, IMX415_MODE, IMX415_MODE_OPERATING);
+ ret = cci_write(sensor->regmap, IMX415_MODE,
+ IMX415_MODE_OPERATING, NULL);
if (ret)
return ret;

@@ -743,21 +676,18 @@ static int imx415_stream_on(struct imx415 *sensor)
int ret;

ret = imx415_wakeup(sensor);
- if (ret)
- return ret;
-
- return imx415_write(sensor, IMX415_XMSTA, IMX415_XMSTA_START);
+ return cci_write(sensor->regmap, IMX415_XMSTA,
+ IMX415_XMSTA_START, &ret);
}

static int imx415_stream_off(struct imx415 *sensor)
{
int ret;

- ret = imx415_write(sensor, IMX415_XMSTA, IMX415_XMSTA_STOP);
- if (ret)
- return ret;
-
- return imx415_write(sensor, IMX415_MODE, IMX415_MODE_STANDBY);
+ ret = cci_write(sensor->regmap, IMX415_XMSTA,
+ IMX415_XMSTA_STOP, NULL);
+ return cci_write(sensor->regmap, IMX415_MODE,
+ IMX415_MODE_STANDBY, &ret);
}

static int imx415_s_stream(struct v4l2_subdev *sd, int enable)
@@ -992,6 +922,7 @@ static void imx415_power_off(struct imx415 *sensor)
static int imx415_identify_model(struct imx415 *sensor)
{
int model, ret;
+ u64 chip_id;

/*
* While most registers can be read when the sensor is in standby, this
@@ -1002,7 +933,7 @@ static int imx415_identify_model(struct imx415 *sensor)
return dev_err_probe(sensor->dev, ret,
"failed to get sensor out of standby\n");

- ret = imx415_read(sensor, IMX415_SENSOR_INFO);
+ ret = cci_read(sensor->regmap, IMX415_SENSOR_INFO, &chip_id, NULL);
if (ret < 0) {
dev_err_probe(sensor->dev, ret,
"failed to read sensor information\n");
@@ -1024,7 +955,7 @@ static int imx415_identify_model(struct imx415 *sensor)
ret = 0;

done:
- imx415_write(sensor, IMX415_MODE, IMX415_MODE_STANDBY);
+ cci_write(sensor->regmap, IMX415_MODE, IMX415_MODE_STANDBY, &ret);
return ret;
}

@@ -1173,7 +1104,7 @@ static int imx415_probe(struct i2c_client *client)
if (ret)
return ret;

- sensor->regmap = devm_regmap_init_i2c(client, &imx415_regmap_config);
+ sensor->regmap = devm_cci_regmap_init_i2c(client, 16);
if (IS_ERR(sensor->regmap))
return PTR_ERR(sensor->regmap);

--
2.34.1