diff options
Diffstat (limited to 'drivers/staging/dream/camera/s5k3e2fx.c')
| -rw-r--r-- | drivers/staging/dream/camera/s5k3e2fx.c | 1310 |
1 files changed, 1310 insertions, 0 deletions
diff --git a/drivers/staging/dream/camera/s5k3e2fx.c b/drivers/staging/dream/camera/s5k3e2fx.c new file mode 100644 index 000000000000..edba19889b0f --- /dev/null +++ b/drivers/staging/dream/camera/s5k3e2fx.c @@ -0,0 +1,1310 @@ +/* + * Copyright (C) 2008-2009 QUALCOMM Incorporated. + */ + +#include <linux/delay.h> +#include <linux/types.h> +#include <linux/i2c.h> +#include <linux/uaccess.h> +#include <linux/miscdevice.h> +#include <media/msm_camera.h> +#include <mach/gpio.h> +#include <mach/camera.h> +#include "s5k3e2fx.h" + +#define S5K3E2FX_REG_MODEL_ID 0x0000 +#define S5K3E2FX_MODEL_ID 0x3E2F + +/* PLL Registers */ +#define REG_PRE_PLL_CLK_DIV 0x0305 +#define REG_PLL_MULTIPLIER_MSB 0x0306 +#define REG_PLL_MULTIPLIER_LSB 0x0307 +#define REG_VT_PIX_CLK_DIV 0x0301 +#define REG_VT_SYS_CLK_DIV 0x0303 +#define REG_OP_PIX_CLK_DIV 0x0309 +#define REG_OP_SYS_CLK_DIV 0x030B + +/* Data Format Registers */ +#define REG_CCP_DATA_FORMAT_MSB 0x0112 +#define REG_CCP_DATA_FORMAT_LSB 0x0113 + +/* Output Size */ +#define REG_X_OUTPUT_SIZE_MSB 0x034C +#define REG_X_OUTPUT_SIZE_LSB 0x034D +#define REG_Y_OUTPUT_SIZE_MSB 0x034E +#define REG_Y_OUTPUT_SIZE_LSB 0x034F + +/* Binning */ +#define REG_X_EVEN_INC 0x0381 +#define REG_X_ODD_INC 0x0383 +#define REG_Y_EVEN_INC 0x0385 +#define REG_Y_ODD_INC 0x0387 +/*Reserved register */ +#define REG_BINNING_ENABLE 0x3014 + +/* Frame Fotmat */ +#define REG_FRAME_LENGTH_LINES_MSB 0x0340 +#define REG_FRAME_LENGTH_LINES_LSB 0x0341 +#define REG_LINE_LENGTH_PCK_MSB 0x0342 +#define REG_LINE_LENGTH_PCK_LSB 0x0343 + +/* MSR setting */ +/* Reserved registers */ +#define REG_SHADE_CLK_ENABLE 0x30AC +#define REG_SEL_CCP 0x30C4 +#define REG_VPIX 0x3024 +#define REG_CLAMP_ON 0x3015 +#define REG_OFFSET 0x307E + +/* CDS timing settings */ +/* Reserved registers */ +#define REG_LD_START 0x3000 +#define REG_LD_END 0x3001 +#define REG_SL_START 0x3002 +#define REG_SL_END 0x3003 +#define REG_RX_START 0x3004 +#define REG_S1_START 0x3005 +#define REG_S1_END 0x3006 +#define REG_S1S_START 0x3007 +#define REG_S1S_END 0x3008 +#define REG_S3_START 0x3009 +#define REG_S3_END 0x300A +#define REG_CMP_EN_START 0x300B +#define REG_CLP_SL_START 0x300C +#define REG_CLP_SL_END 0x300D +#define REG_OFF_START 0x300E +#define REG_RMP_EN_START 0x300F +#define REG_TX_START 0x3010 +#define REG_TX_END 0x3011 +#define REG_STX_WIDTH 0x3012 +#define REG_TYPE1_AF_ENABLE 0x3130 +#define DRIVER_ENABLED 0x0001 +#define AUTO_START_ENABLED 0x0010 +#define REG_NEW_POSITION 0x3131 +#define REG_3152_RESERVED 0x3152 +#define REG_315A_RESERVED 0x315A +#define REG_ANALOGUE_GAIN_CODE_GLOBAL_MSB 0x0204 +#define REG_ANALOGUE_GAIN_CODE_GLOBAL_LSB 0x0205 +#define REG_FINE_INTEGRATION_TIME 0x0200 +#define REG_COARSE_INTEGRATION_TIME 0x0202 +#define REG_COARSE_INTEGRATION_TIME_LSB 0x0203 + +/* Mode select register */ +#define S5K3E2FX_REG_MODE_SELECT 0x0100 +#define S5K3E2FX_MODE_SELECT_STREAM 0x01 /* start streaming */ +#define S5K3E2FX_MODE_SELECT_SW_STANDBY 0x00 /* software standby */ +#define S5K3E2FX_REG_SOFTWARE_RESET 0x0103 +#define S5K3E2FX_SOFTWARE_RESET 0x01 +#define REG_TEST_PATTERN_MODE 0x0601 + +struct reg_struct { + uint8_t pre_pll_clk_div; /* 0x0305 */ + uint8_t pll_multiplier_msb; /* 0x0306 */ + uint8_t pll_multiplier_lsb; /* 0x0307 */ + uint8_t vt_pix_clk_div; /* 0x0301 */ + uint8_t vt_sys_clk_div; /* 0x0303 */ + uint8_t op_pix_clk_div; /* 0x0309 */ + uint8_t op_sys_clk_div; /* 0x030B */ + uint8_t ccp_data_format_msb; /* 0x0112 */ + uint8_t ccp_data_format_lsb; /* 0x0113 */ + uint8_t x_output_size_msb; /* 0x034C */ + uint8_t x_output_size_lsb; /* 0x034D */ + uint8_t y_output_size_msb; /* 0x034E */ + uint8_t y_output_size_lsb; /* 0x034F */ + uint8_t x_even_inc; /* 0x0381 */ + uint8_t x_odd_inc; /* 0x0383 */ + uint8_t y_even_inc; /* 0x0385 */ + uint8_t y_odd_inc; /* 0x0387 */ + uint8_t binning_enable; /* 0x3014 */ + uint8_t frame_length_lines_msb; /* 0x0340 */ + uint8_t frame_length_lines_lsb; /* 0x0341 */ + uint8_t line_length_pck_msb; /* 0x0342 */ + uint8_t line_length_pck_lsb; /* 0x0343 */ + uint8_t shade_clk_enable ; /* 0x30AC */ + uint8_t sel_ccp; /* 0x30C4 */ + uint8_t vpix; /* 0x3024 */ + uint8_t clamp_on; /* 0x3015 */ + uint8_t offset; /* 0x307E */ + uint8_t ld_start; /* 0x3000 */ + uint8_t ld_end; /* 0x3001 */ + uint8_t sl_start; /* 0x3002 */ + uint8_t sl_end; /* 0x3003 */ + uint8_t rx_start; /* 0x3004 */ + uint8_t s1_start; /* 0x3005 */ + uint8_t s1_end; /* 0x3006 */ + uint8_t s1s_start; /* 0x3007 */ + uint8_t s1s_end; /* 0x3008 */ + uint8_t s3_start; /* 0x3009 */ + uint8_t s3_end; /* 0x300A */ + uint8_t cmp_en_start; /* 0x300B */ + uint8_t clp_sl_start; /* 0x300C */ + uint8_t clp_sl_end; /* 0x300D */ + uint8_t off_start; /* 0x300E */ + uint8_t rmp_en_start; /* 0x300F */ + uint8_t tx_start; /* 0x3010 */ + uint8_t tx_end; /* 0x3011 */ + uint8_t stx_width; /* 0x3012 */ + uint8_t reg_3152_reserved; /* 0x3152 */ + uint8_t reg_315A_reserved; /* 0x315A */ + uint8_t analogue_gain_code_global_msb; /* 0x0204 */ + uint8_t analogue_gain_code_global_lsb; /* 0x0205 */ + uint8_t fine_integration_time; /* 0x0200 */ + uint8_t coarse_integration_time; /* 0x0202 */ + uint32_t size_h; + uint32_t blk_l; + uint32_t size_w; + uint32_t blk_p; +}; + +struct reg_struct s5k3e2fx_reg_pat[2] = { + { /* Preview */ + 0x06, /* pre_pll_clk_div REG=0x0305 */ + 0x00, /* pll_multiplier_msb REG=0x0306 */ + 0x88, /* pll_multiplier_lsb REG=0x0307 */ + 0x0a, /* vt_pix_clk_div REG=0x0301 */ + 0x01, /* vt_sys_clk_div REG=0x0303 */ + 0x0a, /* op_pix_clk_div REG=0x0309 */ + 0x01, /* op_sys_clk_div REG=0x030B */ + 0x0a, /* ccp_data_format_msb REG=0x0112 */ + 0x0a, /* ccp_data_format_lsb REG=0x0113 */ + 0x05, /* x_output_size_msb REG=0x034C */ + 0x10, /* x_output_size_lsb REG=0x034D */ + 0x03, /* y_output_size_msb REG=0x034E */ + 0xcc, /* y_output_size_lsb REG=0x034F */ + + /* enable binning for preview */ + 0x01, /* x_even_inc REG=0x0381 */ + 0x01, /* x_odd_inc REG=0x0383 */ + 0x01, /* y_even_inc REG=0x0385 */ + 0x03, /* y_odd_inc REG=0x0387 */ + 0x06, /* binning_enable REG=0x3014 */ + + 0x03, /* frame_length_lines_msb REG=0x0340 */ + 0xde, /* frame_length_lines_lsb REG=0x0341 */ + 0x0a, /* line_length_pck_msb REG=0x0342 */ + 0xac, /* line_length_pck_lsb REG=0x0343 */ + 0x81, /* shade_clk_enable REG=0x30AC */ + 0x01, /* sel_ccp REG=0x30C4 */ + 0x04, /* vpix REG=0x3024 */ + 0x00, /* clamp_on REG=0x3015 */ + 0x02, /* offset REG=0x307E */ + 0x03, /* ld_start REG=0x3000 */ + 0x9c, /* ld_end REG=0x3001 */ + 0x02, /* sl_start REG=0x3002 */ + 0x9e, /* sl_end REG=0x3003 */ + 0x05, /* rx_start REG=0x3004 */ + 0x0f, /* s1_start REG=0x3005 */ + 0x24, /* s1_end REG=0x3006 */ + 0x7c, /* s1s_start REG=0x3007 */ + 0x9a, /* s1s_end REG=0x3008 */ + 0x10, /* s3_start REG=0x3009 */ + 0x14, /* s3_end REG=0x300A */ + 0x10, /* cmp_en_start REG=0x300B */ + 0x04, /* clp_sl_start REG=0x300C */ + 0x26, /* clp_sl_end REG=0x300D */ + 0x02, /* off_start REG=0x300E */ + 0x0e, /* rmp_en_start REG=0x300F */ + 0x30, /* tx_start REG=0x3010 */ + 0x4e, /* tx_end REG=0x3011 */ + 0x1E, /* stx_width REG=0x3012 */ + 0x08, /* reg_3152_reserved REG=0x3152 */ + 0x10, /* reg_315A_reserved REG=0x315A */ + 0x00, /* analogue_gain_code_global_msb REG=0x0204 */ + 0x80, /* analogue_gain_code_global_lsb REG=0x0205 */ + 0x02, /* fine_integration_time REG=0x0200 */ + 0x03, /* coarse_integration_time REG=0x0202 */ + 972, + 18, + 1296, + 1436 + }, + { /* Snapshot */ + 0x06, /* pre_pll_clk_div REG=0x0305 */ + 0x00, /* pll_multiplier_msb REG=0x0306 */ + 0x88, /* pll_multiplier_lsb REG=0x0307 */ + 0x0a, /* vt_pix_clk_div REG=0x0301 */ + 0x01, /* vt_sys_clk_div REG=0x0303 */ + 0x0a, /* op_pix_clk_div REG=0x0309 */ + 0x01, /* op_sys_clk_div REG=0x030B */ + 0x0a, /* ccp_data_format_msb REG=0x0112 */ + 0x0a, /* ccp_data_format_lsb REG=0x0113 */ + 0x0a, /* x_output_size_msb REG=0x034C */ + 0x30, /* x_output_size_lsb REG=0x034D */ + 0x07, /* y_output_size_msb REG=0x034E */ + 0xa8, /* y_output_size_lsb REG=0x034F */ + + /* disable binning for snapshot */ + 0x01, /* x_even_inc REG=0x0381 */ + 0x01, /* x_odd_inc REG=0x0383 */ + 0x01, /* y_even_inc REG=0x0385 */ + 0x01, /* y_odd_inc REG=0x0387 */ + 0x00, /* binning_enable REG=0x3014 */ + + 0x07, /* frame_length_lines_msb REG=0x0340 */ + 0xb6, /* frame_length_lines_lsb REG=0x0341 */ + 0x0a, /* line_length_pck_msb REG=0x0342 */ + 0xac, /* line_length_pck_lsb REG=0x0343 */ + 0x81, /* shade_clk_enable REG=0x30AC */ + 0x01, /* sel_ccp REG=0x30C4 */ + 0x04, /* vpix REG=0x3024 */ + 0x00, /* clamp_on REG=0x3015 */ + 0x02, /* offset REG=0x307E */ + 0x03, /* ld_start REG=0x3000 */ + 0x9c, /* ld_end REG=0x3001 */ + 0x02, /* sl_start REG=0x3002 */ + 0x9e, /* sl_end REG=0x3003 */ + 0x05, /* rx_start REG=0x3004 */ + 0x0f, /* s1_start REG=0x3005 */ + 0x24, /* s1_end REG=0x3006 */ + 0x7c, /* s1s_start REG=0x3007 */ + 0x9a, /* s1s_end REG=0x3008 */ + 0x10, /* s3_start REG=0x3009 */ + 0x14, /* s3_end REG=0x300A */ + 0x10, /* cmp_en_start REG=0x300B */ + 0x04, /* clp_sl_start REG=0x300C */ + 0x26, /* clp_sl_end REG=0x300D */ + 0x02, /* off_start REG=0x300E */ + 0x0e, /* rmp_en_start REG=0x300F */ + 0x30, /* tx_start REG=0x3010 */ + 0x4e, /* tx_end REG=0x3011 */ + 0x1E, /* stx_width REG=0x3012 */ + 0x08, /* reg_3152_reserved REG=0x3152 */ + 0x10, /* reg_315A_reserved REG=0x315A */ + 0x00, /* analogue_gain_code_global_msb REG=0x0204 */ + 0x80, /* analogue_gain_code_global_lsb REG=0x0205 */ + 0x02, /* fine_integration_time REG=0x0200 */ + 0x03, /* coarse_integration_time REG=0x0202 */ + 1960, + 14, + 2608, + 124 + } +}; + +struct s5k3e2fx_work { + struct work_struct work; +}; +static struct s5k3e2fx_work *s5k3e2fx_sensorw; +static struct i2c_client *s5k3e2fx_client; + +struct s5k3e2fx_ctrl { + const struct msm_camera_sensor_info *sensordata; + + int sensormode; + uint32_t fps_divider; /* init to 1 * 0x00000400 */ + uint32_t pict_fps_divider; /* init to 1 * 0x00000400 */ + + uint16_t curr_lens_pos; + uint16_t init_curr_lens_pos; + uint16_t my_reg_gain; + uint32_t my_reg_line_count; + + enum msm_s_resolution prev_res; + enum msm_s_resolution pict_res; + enum msm_s_resolution curr_res; + enum msm_s_test_mode set_test; +}; + +struct s5k3e2fx_i2c_reg_conf { + unsigned short waddr; + unsigned char bdata; +}; + +static struct s5k3e2fx_ctrl *s5k3e2fx_ctrl; +static DECLARE_WAIT_QUEUE_HEAD(s5k3e2fx_wait_queue); +DECLARE_MUTEX(s5k3e2fx_sem); + +static int s5k3e2fx_i2c_rxdata(unsigned short saddr, unsigned char *rxdata, + int length) +{ + struct i2c_msg msgs[] = { + { + .addr = saddr, + .flags = 0, + .len = 2, + .buf = rxdata, + }, + { + .addr = saddr, + .flags = I2C_M_RD, + .len = length, + .buf = rxdata, + }, + }; + + if (i2c_transfer(s5k3e2fx_client->adapter, msgs, 2) < 0) { + CDBG("s5k3e2fx_i2c_rxdata failed!\n"); + return -EIO; + } + + return 0; +} + +static int32_t s5k3e2fx_i2c_txdata(unsigned short saddr, + unsigned char *txdata, int length) +{ + struct i2c_msg msg[] = { + { + .addr = saddr, + .flags = 0, + .len = length, + .buf = txdata, + }, + }; + + if (i2c_transfer(s5k3e2fx_client->adapter, msg, 1) < 0) { + CDBG("s5k3e2fx_i2c_txdata failed\n"); + return -EIO; + } + + return 0; +} + +static int32_t s5k3e2fx_i2c_write_b(unsigned short saddr, unsigned short waddr, + unsigned char bdata) +{ + int32_t rc = -EIO; + unsigned char buf[4]; + + memset(buf, 0, sizeof(buf)); + buf[0] = (waddr & 0xFF00)>>8; + buf[1] = (waddr & 0x00FF); + buf[2] = bdata; + + rc = s5k3e2fx_i2c_txdata(saddr, buf, 3); + + if (rc < 0) + CDBG("i2c_write_w failed, addr = 0x%x, val = 0x%x!\n", + waddr, bdata); + + return rc; +} + +static int32_t s5k3e2fx_i2c_write_table( + struct s5k3e2fx_i2c_reg_conf *reg_cfg_tbl, int num) +{ + int i; + int32_t rc = -EIO; + for (i = 0; i < num; i++) { + if (rc < 0) + break; + reg_cfg_tbl++; + } + + return rc; +} + +static int32_t s5k3e2fx_i2c_read_w(unsigned short saddr, unsigned short raddr, + unsigned short *rdata) +{ + int32_t rc = 0; + unsigned char buf[4]; + + if (!rdata) + return -EIO; + + memset(buf, 0, sizeof(buf)); + + buf[0] = (raddr & 0xFF00)>>8; + buf[1] = (raddr & 0x00FF); + + rc = s5k3e2fx_i2c_rxdata(saddr, buf, 2); + if (rc < 0) + return rc; + + *rdata = buf[0] << 8 | buf[1]; + + if (rc < 0) + CDBG("s5k3e2fx_i2c_read failed!\n"); + + return rc; +} + +static int s5k3e2fx_probe_init_done(const struct msm_camera_sensor_info *data) +{ + gpio_direction_output(data->sensor_reset, 0); + gpio_free(data->sensor_reset); + return 0; +} + +static int s5k3e2fx_probe_init_sensor(const struct msm_camera_sensor_info *data) +{ + int32_t rc; + uint16_t chipid = 0; + + rc = gpio_request(data->sensor_reset, "s5k3e2fx"); + if (!rc) + gpio_direction_output(data->sensor_reset, 1); + else + goto init_probe_done; + + mdelay(20); + + CDBG("s5k3e2fx_sensor_init(): reseting sensor.\n"); + + rc = s5k3e2fx_i2c_read_w(s5k3e2fx_client->addr, + S5K3E2FX_REG_MODEL_ID, &chipid); + if (rc < 0) + goto init_probe_fail; + + if (chipid != S5K3E2FX_MODEL_ID) { + CDBG("S5K3E2FX wrong model_id = 0x%x\n", chipid); + rc = -ENODEV; + goto init_probe_fail; + } + + goto init_probe_done; + +init_probe_fail: + s5k3e2fx_probe_init_done(data); +init_probe_done: + return rc; +} + +static int s5k3e2fx_init_client(struct i2c_client *client) +{ + /* Initialize the MSM_CAMI2C Chip */ + init_waitqueue_head(&s5k3e2fx_wait_queue); + return 0; +} + +static const struct i2c_device_id s5k3e2fx_i2c_id[] = { + { "s5k3e2fx", 0}, + { } +}; + +static int s5k3e2fx_i2c_probe(struct i2c_client *client, + const struct i2c_device_id *id) +{ + int rc = 0; + CDBG("s5k3e2fx_probe called!\n"); + + if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) { + CDBG("i2c_check_functionality failed\n"); + goto probe_failure; + } + + s5k3e2fx_sensorw = kzalloc(sizeof(struct s5k3e2fx_work), GFP_KERNEL); + if (!s5k3e2fx_sensorw) { + CDBG("kzalloc failed.\n"); + rc = -ENOMEM; + goto probe_failure; + } + + i2c_set_clientdata(client, s5k3e2fx_sensorw); + s5k3e2fx_init_client(client); + s5k3e2fx_client = client; + + mdelay(50); + + CDBG("s5k3e2fx_probe successed! rc = %d\n", rc); + return 0; + +probe_failure: + CDBG("s5k3e2fx_probe failed! rc = %d\n", rc); + return rc; +} + +static struct i2c_driver s5k3e2fx_i2c_driver = { + .id_table = s5k3e2fx_i2c_id, + .probe = s5k3e2fx_i2c_probe, + .remove = __exit_p(s5k3e2fx_i2c_remove), + .driver = { + .name = "s5k3e2fx", + }, +}; + +static int32_t s5k3e2fx_test(enum msm_s_test_mode mo) +{ + int32_t rc = 0; + + if (mo == S_TEST_OFF) + rc = 0; + else + rc = s5k3e2fx_i2c_write_b(s5k3e2fx_client->addr, + REG_TEST_PATTERN_MODE, (uint16_t)mo); + + return rc; +} + +static int32_t s5k3e2fx_setting(enum msm_s_reg_update rupdate, + enum msm_s_setting rt) +{ + int32_t rc = 0; + uint16_t num_lperf; + + switch (rupdate) { + case S_UPDATE_PERIODIC: + if (rt == S_RES_PREVIEW || rt == S_RES_CAPTURE) { + + struct s5k3e2fx_i2c_reg_conf tbl_1[] = { + {REG_CCP_DATA_FORMAT_MSB, s5k3e2fx_reg_pat[rt].ccp_data_format_msb}, + {REG_CCP_DATA_FORMAT_LSB, s5k3e2fx_reg_pat[rt].ccp_data_format_lsb}, + {REG_X_OUTPUT_SIZE_MSB, s5k3e2fx_reg_pat[rt].x_output_size_msb}, + {REG_X_OUTPUT_SIZE_LSB, s5k3e2fx_reg_pat[rt].x_output_size_lsb}, + {REG_Y_OUTPUT_SIZE_MSB, s5k3e2fx_reg_pat[rt].y_output_size_msb}, + {REG_Y_OUTPUT_SIZE_LSB, s5k3e2fx_reg_pat[rt].y_output_size_lsb}, + {REG_X_EVEN_INC, s5k3e2fx_reg_pat[rt].x_even_inc}, + {REG_X_ODD_INC, s5k3e2fx_reg_pat[rt].x_odd_inc}, + {REG_Y_EVEN_INC, s5k3e2fx_reg_pat[rt].y_even_inc}, + {REG_Y_ODD_INC, s5k3e2fx_reg_pat[rt].y_odd_inc}, + {REG_BINNING_ENABLE, s5k3e2fx_reg_pat[rt].binning_enable}, + }; + + struct s5k3e2fx_i2c_reg_conf tbl_2[] = { + {REG_FRAME_LENGTH_LINES_MSB, 0}, + {REG_FRAME_LENGTH_LINES_LSB, 0}, + {REG_LINE_LENGTH_PCK_MSB, s5k3e2fx_reg_pat[rt].line_length_pck_msb}, + {REG_LINE_LENGTH_PCK_LSB, s5k3e2fx_reg_pat[rt].line_length_pck_lsb}, + {REG_SHADE_CLK_ENABLE, s5k3e2fx_reg_pat[rt].shade_clk_enable}, + {REG_SEL_CCP, s5k3e2fx_reg_pat[rt].sel_ccp}, + {REG_VPIX, s5k3e2fx_reg_pat[rt].vpix}, + {REG_CLAMP_ON, s5k3e2fx_reg_pat[rt].clamp_on}, + {REG_OFFSET, s5k3e2fx_reg_pat[rt].offset}, + {REG_LD_START, s5k3e2fx_reg_pat[rt].ld_start}, + {REG_LD_END, s5k3e2fx_reg_pat[rt].ld_end}, + {REG_SL_START, s5k3e2fx_reg_pat[rt].sl_start}, + {REG_SL_END, s5k3e2fx_reg_pat[rt].sl_end}, + {REG_RX_START, s5k3e2fx_reg_pat[rt].rx_start}, + {REG_S1_START, s5k3e2fx_reg_pat[rt].s1_start}, + {REG_S1_END, s5k3e2fx_reg_pat[rt].s1_end}, + {REG_S1S_START, s5k3e2fx_reg_pat[rt].s1s_start}, + {REG_S1S_END, s5k3e2fx_reg_pat[rt].s1s_end}, + {REG_S3_START, s5k3e2fx_reg_pat[rt].s3_start}, + {REG_S3_END, s5k3e2fx_reg_pat[rt].s3_end}, + {REG_CMP_EN_START, s5k3e2fx_reg_pat[rt].cmp_en_start}, + {REG_CLP_SL_START, s5k3e2fx_reg_pat[rt].clp_sl_start}, + {REG_CLP_SL_END, s5k3e2fx_reg_pat[rt].clp_sl_end}, + {REG_OFF_START, s5k3e2fx_reg_pat[rt].off_start}, + {REG_RMP_EN_START, s5k3e2fx_reg_pat[rt].rmp_en_start}, + {REG_TX_START, s5k3e2fx_reg_pat[rt].tx_start}, + {REG_TX_END, s5k3e2fx_reg_pat[rt].tx_end}, + {REG_STX_WIDTH, s5k3e2fx_reg_pat[rt].stx_width}, + {REG_3152_RESERVED, s5k3e2fx_reg_pat[rt].reg_3152_reserved}, + {REG_315A_RESERVED, s5k3e2fx_reg_pat[rt].reg_315A_reserved}, + {REG_ANALOGUE_GAIN_CODE_GLOBAL_MSB, s5k3e2fx_reg_pat[rt].analogue_gain_code_global_msb}, + {REG_ANALOGUE_GAIN_CODE_GLOBAL_LSB, s5k3e2fx_reg_pat[rt].analogue_gain_code_global_lsb}, + {REG_FINE_INTEGRATION_TIME, s5k3e2fx_reg_pat[rt].fine_integration_time}, + {REG_COARSE_INTEGRATION_TIME, s5k3e2fx_reg_pat[rt].coarse_integration_time}, + {S5K3E2FX_REG_MODE_SELECT, S5K3E2FX_MODE_SELECT_STREAM}, + }; + + rc = s5k3e2fx_i2c_write_table(&tbl_1[0], + ARRAY_SIZE(tbl_1)); + if (rc < 0) + return rc; + + num_lperf = + (uint16_t)((s5k3e2fx_reg_pat[rt].frame_length_lines_msb << 8) & 0xFF00) + + s5k3e2fx_reg_pat[rt].frame_length_lines_lsb; + + num_lperf = num_lperf * s5k3e2fx_ctrl->fps_divider / 0x0400; + + tbl_2[0] = (struct s5k3e2fx_i2c_reg_conf) {REG_FRAME_LENGTH_LINES_MSB, (num_lperf & 0xFF00) >> 8}; + tbl_2[1] = (struct s5k3e2fx_i2c_reg_conf) {REG_FRAME_LENGTH_LINES_LSB, (num_lperf & 0x00FF)}; + + rc = s5k3e2fx_i2c_write_table(&tbl_2[0], + ARRAY_SIZE(tbl_2)); + if (rc < 0) + return rc; + + mdelay(5); + + rc = s5k3e2fx_test(s5k3e2fx_ctrl->set_test); + if (rc < 0) + return rc; + } + break; /* UPDATE_PERIODIC */ + + case S_REG_INIT: + if (rt == S_RES_PREVIEW || rt == S_RES_CAPTURE) { + + struct s5k3e2fx_i2c_reg_conf tbl_3[] = { + {S5K3E2FX_REG_SOFTWARE_RESET, S5K3E2FX_SOFTWARE_RESET}, + {S5K3E2FX_REG_MODE_SELECT, S5K3E2FX_MODE_SELECT_SW_STANDBY}, + /* PLL setting */ + {REG_PRE_PLL_CLK_DIV, s5k3e2fx_reg_pat[rt].pre_pll_clk_div}, + {REG_PLL_MULTIPLIER_MSB, s5k3e2fx_reg_pat[rt].pll_multiplier_msb}, + {REG_PLL_MULTIPLIER_LSB, s5k3e2fx_reg_pat[rt].pll_multiplier_lsb}, + {REG_VT_PIX_CLK_DIV, s5k3e2fx_reg_pat[rt].vt_pix_clk_div}, + {REG_VT_SYS_CLK_DIV, s5k3e2fx_reg_pat[rt].vt_sys_clk_div}, + {REG_OP_PIX_CLK_DIV, s5k3e2fx_reg_pat[rt].op_pix_clk_div}, + {REG_OP_SYS_CLK_DIV, s5k3e2fx_reg_pat[rt].op_sys_clk_div}, + /*Data Format */ + {REG_CCP_DATA_FORMAT_MSB, s5k3e2fx_reg_pat[rt].ccp_data_format_msb}, + {REG_CCP_DATA_FORMAT_LSB, s5k3e2fx_reg_pat[rt].ccp_data_format_lsb}, + /*Output Size */ + {REG_X_OUTPUT_SIZE_MSB, s5k3e2fx_reg_pat[rt].x_output_size_msb}, + {REG_X_OUTPUT_SIZE_LSB, s5k3e2fx_reg_pat[rt].x_output_size_lsb}, + {REG_Y_OUTPUT_SIZE_MSB, s5k3e2fx_reg_pat[rt].y_output_size_msb}, + {REG_Y_OUTPUT_SIZE_LSB, s5k3e2fx_reg_pat[rt].y_output_size_lsb}, + /* Binning */ + {REG_X_EVEN_INC, s5k3e2fx_reg_pat[rt].x_even_inc}, + {REG_X_ODD_INC, s5k3e2fx_reg_pat[rt].x_odd_inc }, + {REG_Y_EVEN_INC, s5k3e2fx_reg_pat[rt].y_even_inc}, + {REG_Y_ODD_INC, s5k3e2fx_reg_pat[rt].y_odd_inc}, + {REG_BINNING_ENABLE, s5k3e2fx_reg_pat[rt].binning_enable}, + /* Frame format */ + {REG_FRAME_LENGTH_LINES_MSB, s5k3e2fx_reg_pat[rt].frame_length_lines_msb}, + {REG_FRAME_LENGTH_LINES_LSB, s5k3e2fx_reg_pat[rt].frame_length_lines_lsb}, + {REG_LINE_LENGTH_PCK_MSB, s5k3e2fx_reg_pat[rt].line_length_pck_msb}, + {REG_LINE_LENGTH_PCK_LSB, s5k3e2fx_reg_pat[rt].line_length_pck_lsb}, + /* MSR setting */ + {REG_SHADE_CLK_ENABLE, s5k3e2fx_reg_pat[rt].shade_clk_enable}, + {REG_SEL_CCP, s5k3e2fx_reg_pat[rt].sel_ccp}, + {REG_VPIX, s5k3e2fx_reg_pat[rt].vpix}, + {REG_CLAMP_ON, s5k3e2fx_reg_pat[rt].clamp_on}, + {REG_OFFSET, s5k3e2fx_reg_pat[rt].offset}, + /* CDS timing setting */ + {REG_LD_START, s5k3e2fx_reg_pat[rt].ld_start}, + {REG_LD_END, s5k3e2fx_reg_pat[rt].ld_end}, + {REG_SL_START, s5k3e2fx_reg_pat[rt].sl_start}, + {REG_SL_END, s5k3e2fx_reg_pat[rt].sl_end}, + {REG_RX_START, s5k3e2fx_reg_pat[rt].rx_start}, + {REG_S1_START, s5k3e2fx_reg_pat[rt].s1_start}, + {REG_S1_END, s5k3e2fx_reg_pat[rt].s1_end}, + {REG_S1S_START, s5k3e2fx_reg_pat[rt].s1s_start}, + {REG_S1S_END, s5k3e2fx_reg_pat[rt].s1s_end}, + {REG_S3_START, s5k3e2fx_reg_pat[rt].s3_start}, + {REG_S3_END, s5k3e2fx_reg_pat[rt].s3_end}, + {REG_CMP_EN_START, s5k3e2fx_reg_pat[rt].cmp_en_start}, + {REG_CLP_SL_START, s5k3e2fx_reg_pat[rt].clp_sl_start}, + {REG_CLP_SL_END, s5k3e2fx_reg_pat[rt].clp_sl_end}, + {REG_OFF_START, s5k3e2fx_reg_pat[rt].off_start}, + {REG_RMP_EN_START, s5k3e2fx_reg_pat[rt].rmp_en_start}, + {REG_TX_START, s5k3e2fx_reg_pat[rt].tx_start}, + {REG_TX_END, s5k3e2fx_reg_pat[rt].tx_end}, + {REG_STX_WIDTH, s5k3e2fx_reg_pat[rt].stx_width}, + {REG_3152_RESERVED, s5k3e2fx_reg_pat[rt].reg_3152_reserved}, + {REG_315A_RESERVED, s5k3e2fx_reg_pat[rt].reg_315A_reserved}, + {REG_ANALOGUE_GAIN_CODE_GLOBAL_MSB, s5k3e2fx_reg_pat[rt].analogue_gain_code_global_msb}, + {REG_ANALOGUE_GAIN_CODE_GLOBAL_LSB, s5k3e2fx_reg_pat[rt].analogue_gain_code_global_lsb}, + {REG_FINE_INTEGRATION_TIME, s5k3e2fx_reg_pat[rt].fine_integration_time}, + {REG_COARSE_INTEGRATION_TIME, s5k3e2fx_reg_pat[rt].coarse_integration_time}, + {S5K3E2FX_REG_MODE_SELECT, S5K3E2FX_MODE_SELECT_STREAM}, + }; + + /* reset fps_divider */ + s5k3e2fx_ctrl->fps_divider = 1 * 0x0400; + rc = s5k3e2fx_i2c_write_table(&tbl_3[0], + ARRAY_SIZE(tbl_3)); + if (rc < 0) + return rc; + } + break; /* case REG_INIT: */ + + default: + rc = -EINVAL; + break; + } /* switch (rupdate) */ + + return rc; +} + +static int s5k3e2fx_sensor_open_init(const struct msm_camera_sensor_info *data) +{ + int32_t rc; + + s5k3e2fx_ctrl = kzalloc(sizeof(struct s5k3e2fx_ctrl), GFP_KERNEL); + if (!s5k3e2fx_ctrl) { + CDBG("s5k3e2fx_init failed!\n"); + rc = -ENOMEM; + goto init_done; + } + + s5k3e2fx_ctrl->fps_divider = 1 * 0x00000400; + s5k3e2fx_ctrl->pict_fps_divider = 1 * 0x00000400; + s5k3e2fx_ctrl->set_test = S_TEST_OFF; + s5k3e2fx_ctrl->prev_res = S_QTR_SIZE; + s5k3e2fx_ctrl->pict_res = S_FULL_SIZE; + + if (data) + s5k3e2fx_ctrl->sensordata = data; + + /* enable mclk first */ + msm_camio_clk_rate_set(24000000); + mdelay(20); + + msm_camio_camif_pad_reg_reset(); + mdelay(20); + + rc = s5k3e2fx_probe_init_sensor(data); + if (rc < 0) + goto init_fail1; + + if (s5k3e2fx_ctrl->prev_res == S_QTR_SIZE) + rc = s5k3e2fx_setting(S_REG_INIT, S_RES_PREVIEW); + else + rc = s5k3e2fx_setting(S_REG_INIT, S_RES_CAPTURE); + + if (rc < 0) { + CDBG("s5k3e2fx_setting failed. rc = %d\n", rc); + goto init_fail1; + } + + /* initialize AF */ + if ((rc = s5k3e2fx_i2c_write_b(s5k3e2fx_client->addr, + 0x3146, 0x3A)) < 0) + goto init_fail1; + + if ((rc = s5k3e2fx_i2c_write_b(s5k3e2fx_client->addr, + 0x3130, 0x03)) < 0) + goto init_fail1; + + goto init_done; + +init_fail1: + s5k3e2fx_probe_init_done(data); + kfree(s5k3e2fx_ctrl); +init_done: + return rc; +} + +static int32_t s5k3e2fx_power_down(void) +{ + int32_t rc = 0; + return rc; +} + +static int s5k3e2fx_sensor_release(void) +{ + int rc = -EBADF; + + down(&s5k3e2fx_sem); + + s5k3e2fx_power_down(); + + gpio_direction_output(s5k3e2fx_ctrl->sensordata->sensor_reset, + 0); + gpio_free(s5k3e2fx_ctrl->sensordata->sensor_reset); + + kfree(s5k3e2fx_ctrl); + s5k3e2fx_ctrl = NULL; + + CDBG("s5k3e2fx_release completed\n"); + + up(&s5k3e2fx_sem); + return rc; +} + +static void s5k3e2fx_get_pict_fps(uint16_t fps, uint16_t *pfps) +{ + /* input fps is preview fps in Q8 format */ + uint32_t divider; /* Q10 */ + + divider = (uint32_t) + ((s5k3e2fx_reg_pat[S_RES_PREVIEW].size_h + + s5k3e2fx_reg_pat[S_RES_PREVIEW].blk_l) * + (s5k3e2fx_reg_pat[S_RES_PREVIEW].size_w + + s5k3e2fx_reg_pat[S_RES_PREVIEW].blk_p)) * 0x00000400 / + ((s5k3e2fx_reg_pat[S_RES_CAPTURE].size_h + + s5k3e2fx_reg_pat[S_RES_CAPTURE].blk_l) * + (s5k3e2fx_reg_pat[S_RES_CAPTURE].size_w + + s5k3e2fx_reg_pat[S_RES_CAPTURE].blk_p)); + + /* Verify PCLK settings and frame sizes. */ + *pfps = (uint16_t)(fps * divider / 0x00000400); +} + +static uint16_t s5k3e2fx_get_prev_lines_pf(void) +{ + return (s5k3e2fx_reg_pat[S_RES_PREVIEW].size_h + + s5k3e2fx_reg_pat[S_RES_PREVIEW].blk_l); +} + +static uint16_t s5k3e2fx_get_prev_pixels_pl(void) +{ + return (s5k3e2fx_reg_pat[S_RES_PREVIEW].size_w + + s5k3e2fx_reg_pat[S_RES_PREVIEW].blk_p); +} + +static uint16_t s5k3e2fx_get_pict_lines_pf(void) +{ + return (s5k3e2fx_reg_pat[S_RES_CAPTURE].size_h + + s5k3e2fx_reg_pat[S_RES_CAPTURE].blk_l); +} + +static uint16_t s5k3e2fx_get_pict_pixels_pl(void) +{ + return (s5k3e2fx_reg_pat[S_RES_CAPTURE].size_w + + s5k3e2fx_reg_pat[S_RES_CAPTURE].blk_p); +} + +static uint32_t s5k3e2fx_get_pict_max_exp_lc(void) +{ + uint32_t snapshot_lines_per_frame; + + if (s5k3e2fx_ctrl->pict_res == S_QTR_SIZE) + snapshot_lines_per_frame = + s5k3e2fx_reg_pat[S_RES_PREVIEW].size_h + + s5k3e2fx_reg_pat[S_RES_PREVIEW].blk_l; + else + snapshot_lines_per_frame = 3961 * 3; + + return snapshot_lines_per_frame; +} + +static int32_t s5k3e2fx_set_fps(struct fps_cfg *fps) +{ + /* input is new fps in Q10 format */ + int32_t rc = 0; + + s5k3e2fx_ctrl->fps_divider = fps->fps_div; + + rc = s5k3e2fx_i2c_write_b(s5k3e2fx_client->addr, + REG_FRAME_LENGTH_LINES_MSB, + (((s5k3e2fx_reg_pat[S_RES_PREVIEW].size_h + + s5k3e2fx_reg_pat[S_RES_PREVIEW].blk_l) * + s5k3e2fx_ctrl->fps_divider / 0x400) & 0xFF00) >> 8); + if (rc < 0) + goto set_fps_done; + + rc = s5k3e2fx_i2c_write_b(s5k3e2fx_client->addr, + REG_FRAME_LENGTH_LINES_LSB, + (((s5k3e2fx_reg_pat[S_RES_PREVIEW].size_h + + s5k3e2fx_reg_pat[S_RES_PREVIEW].blk_l) * + s5k3e2fx_ctrl->fps_divider / 0x400) & 0xFF00)); + +set_fps_done: + return rc; +} + +static int32_t s5k3e2fx_write_exp_gain(uint16_t gain, uint32_t line) +{ + int32_t rc = 0; + + uint16_t max_legal_gain = 0x0200; + uint32_t ll_ratio; /* Q10 */ + uint16_t ll_pck, fl_lines; + uint16_t offset = 4; + uint8_t gain_msb, gain_lsb; + uint8_t intg_t_msb, intg_t_lsb; + uint8_t ll_pck_msb, ll_pck_lsb, tmp; + + struct s5k3e2fx_i2c_reg_conf tbl[2]; + + CDBG("Line:%d s5k3e2fx_write_exp_gain \n", __LINE__); + + if (s5k3e2fx_ctrl->sensormode == SENSOR_PREVIEW_MODE) { + + s5k3e2fx_ctrl->my_reg_gain = gain; + s5k3e2fx_ctrl->my_reg_line_count = (uint16_t)line; + + fl_lines = s5k3e2fx_reg_pat[S_RES_PREVIEW].size_h + + s5k3e2fx_reg_pat[S_RES_CAPTURE].blk_l; + + ll_pck = s5k3e2fx_reg_pat[S_RES_PREVIEW].size_w + + s5k3e2fx_reg_pat[S_RES_CAPTURE].blk_p; + + } else { + + fl_lines = s5k3e2fx_reg_pat[S_RES_CAPTURE].size_h + + s5k3e2fx_reg_pat[S_RES_CAPTURE].blk_l; + + ll_pck = s5k3e2fx_reg_pat[S_RES_CAPTURE].size_w + + s5k3e2fx_reg_pat[S_RES_CAPTURE].blk_p; + } + + if (gain > max_legal_gain) + gain = max_legal_gain; + + /* in Q10 */ + line = (line * s5k3e2fx_ctrl->fps_divider); + + if (fl_lines < (line / 0x400)) + ll_ratio = (line / (fl_lines - offset)); + else + ll_ratio = 0x400; + + /* update gain registers */ + gain_msb = (gain & 0xFF00) >> 8; + gain_lsb = gain & 0x00FF; + tbl[0].waddr = REG_ANALOGUE_GAIN_CODE_GLOBAL_MSB; + tbl[0].bdata = gain_msb; + tbl[1].waddr = REG_ANALOGUE_GAIN_CODE_GLOBAL_LSB; + tbl[1].bdata = gain_lsb; + rc = s5k3e2fx_i2c_write_table(&tbl[0], ARRAY_SIZE(tbl)); + if (rc < 0) + goto write_gain_done; + + ll_pck = ll_pck * ll_ratio; + ll_pck_msb = ((ll_pck / 0x400) & 0xFF00) >> 8; + ll_pck_lsb = (ll_pck / 0x400) & 0x00FF; + tbl[0].waddr = REG_LINE_LENGTH_PCK_MSB; + tbl[0].bdata = s5k3e2fx_reg_pat[S_RES_PREVIEW].line_length_pck_msb; + tbl[1].waddr = REG_LINE_LENGTH_PCK_LSB; + tbl[1].bdata = s5k3e2fx_reg_pat[S_RES_PREVIEW].line_length_pck_lsb; + rc = s5k3e2fx_i2c_write_table(&tbl[0], ARRAY_SIZE(tbl)); + if (rc < 0) + goto write_gain_done; + + tmp = (ll_pck * 0x400) / ll_ratio; + intg_t_msb = (tmp & 0xFF00) >> 8; + intg_t_lsb = (tmp & 0x00FF); + tbl[0].waddr = REG_COARSE_INTEGRATION_TIME; + tbl[0].bdata = intg_t_msb; + tbl[1].waddr = REG_COARSE_INTEGRATION_TIME_LSB; + tbl[1].bdata = intg_t_lsb; + rc = s5k3e2fx_i2c_write_table(&tbl[0], ARRAY_SIZE(tbl)); + +write_gain_done: + return rc; +} + +static int32_t s5k3e2fx_set_pict_exp_gain(uint16_t gain, uint32_t line) +{ + int32_t rc = 0; + + CDBG("Line:%d s5k3e2fx_set_pict_exp_gain \n", __LINE__); + + rc = + s5k3e2fx_write_exp_gain(gain, line); + + return rc; +} + +static int32_t s5k3e2fx_video_config(int mode, int res) +{ + int32_t rc; + + switch (res) { + case S_QTR_SIZE: + rc = s5k3e2fx_setting(S_UPDATE_PERIODIC, S_RES_PREVIEW); + if (rc < 0) + return rc; + + CDBG("s5k3e2fx sensor configuration done!\n"); + break; + + case S_FULL_SIZE: + rc = s5k3e2fx_setting(S_UPDATE_PERIODIC, S_RES_CAPTURE); + if (rc < 0) + return rc; + + break; + + default: + return 0; + } /* switch */ + + s5k3e2fx_ctrl->prev_res = res; + s5k3e2fx_ctrl->curr_res = res; + s5k3e2fx_ctrl->sensormode = mode; + + rc = + s5k3e2fx_write_exp_gain(s5k3e2fx_ctrl->my_reg_gain, + s5k3e2fx_ctrl->my_reg_line_count); + + return rc; +} + +static int32_t s5k3e2fx_snapshot_config(int mode) +{ + int32_t rc = 0; + + rc = s5k3e2fx_setting(S_UPDATE_PERIODIC, S_RES_CAPTURE); + if (rc < 0) + return rc; + + s5k3e2fx_ctrl->curr_res = s5k3e2fx_ctrl->pict_res; + s5k3e2fx_ctrl->sensormode = mode; + + return rc; +} + +static int32_t s5k3e2fx_raw_snapshot_config(int mode) +{ + int32_t rc = 0; + + rc = s5k3e2fx_setting(S_UPDATE_PERIODIC, S_RES_CAPTURE); + if (rc < 0) + return rc; + + s5k3e2fx_ctrl->curr_res = s5k3e2fx_ctrl->pict_res; + s5k3e2fx_ctrl->sensormode = mode; + + return rc; +} + +static int32_t s5k3e2fx_set_sensor_mode(int mode, int res) +{ + int32_t rc = 0; + + switch (mode) { + case SENSOR_PREVIEW_MODE: + rc = s5k3e2fx_video_config(mode, res); + break; + + case SENSOR_SNAPSHOT_MODE: + rc = s5k3e2fx_snapshot_config(mode); + break; + + case SENSOR_RAW_SNAPSHOT_MODE: + rc = s5k3e2fx_raw_snapshot_config(mode); + break; + + default: + rc = -EINVAL; + break; + } + + return rc; +} + +static int32_t s5k3e2fx_set_default_focus(void) +{ + int32_t rc = 0; + + rc = s5k3e2fx_i2c_write_b(s5k3e2fx_client->addr, + 0x3131, 0); + if (rc < 0) + return rc; + + rc = s5k3e2fx_i2c_write_b(s5k3e2fx_client->addr, + 0x3132, 0); + if (rc < 0) + return rc; + + s5k3e2fx_ctrl->curr_lens_pos = 0; + + return rc; +} + +static int32_t s5k3e2fx_move_focus(int direction, int32_t num_steps) +{ + int32_t rc = 0; + int32_t i; + int16_t step_direction; + int16_t actual_step; + int16_t next_pos, pos_offset; + int16_t init_code = 50; + uint8_t next_pos_msb, next_pos_lsb; + int16_t s_move[5]; + uint32_t gain; /* Q10 format */ + + if (direction == MOVE_NEAR) + step_direction = 20; + else if (direction == MOVE_FAR) + step_direction = -20; + else { + CDBG("s5k3e2fx_move_focus failed at line %d ...\n", __LINE__); + return -EINVAL; + } + + actual_step = step_direction * (int16_t)num_steps; + pos_offset = init_code + s5k3e2fx_ctrl->curr_lens_pos; + gain = actual_step * 0x400 / 5; + + for (i = 0; i <= 4; i++) { + if (actual_step >= 0) + s_move[i] = ((((i+1)*gain+0x200) - (i*gain+0x200))/0x400); + else + s_move[i] = ((((i+1)*gain-0x200) - (i*gain-0x200))/0x400); + } + + /* Ring Damping Code */ + for (i = 0; i <= 4; i++) { + next_pos = (int16_t)(pos_offset + s_move[i]); + + if (next_pos > (738 + init_code)) + next_pos = 738 + init_code; + else if (next_pos < 0) + next_pos = 0; + + CDBG("next_position in damping mode = %d\n", next_pos); + /* Writing the Values to the actuator */ + if (next_pos == init_code) + next_pos = 0x00; + + next_pos_msb = next_pos >> 8; + next_pos_lsb = next_pos & 0x00FF; + + rc = s5k3e2fx_i2c_write_b(s5k3e2fx_client->addr, 0x3131, next_pos_msb); + if (rc < 0) + break; + + rc = s5k3e2fx_i2c_write_b(s5k3e2fx_client->addr, 0x3132, next_pos_lsb); + if (rc < 0) + break; + + pos_offset = next_pos; + s5k3e2fx_ctrl->curr_lens_pos = pos_offset - init_code; + if (i < 4) + mdelay(3); + } + + return rc; +} + +static int s5k3e2fx_sensor_config(void __user *argp) +{ + struct sensor_cfg_data cdata; + long rc = 0; + + if (copy_from_user(&cdata, + (void *)argp, + sizeof(struct sensor_cfg_data))) + return -EFAULT; + + down(&s5k3e2fx_sem); + + CDBG("%s: cfgtype = %d\n", __func__, cdata.cfgtype); + switch (cdata.cfgtype) { + case CFG_GET_PICT_FPS: + s5k3e2fx_get_pict_fps(cdata.cfg.gfps.prevfps, + &(cdata.cfg.gfps.pictfps)); + + if (copy_to_user((void *)argp, &cdata, + sizeof(struct sensor_cfg_data))) + rc = -EFAULT; + break; + + case CFG_GET_PREV_L_PF: + cdata.cfg.prevl_pf = s5k3e2fx_get_prev_lines_pf(); + + if (copy_to_user((void *)argp, + &cdata, + sizeof(struct sensor_cfg_data))) + rc = -EFAULT; + break; + + case CFG_GET_PREV_P_PL: + cdata.cfg.prevp_pl = s5k3e2fx_get_prev_pixels_pl(); + + if (copy_to_user((void *)argp, + &cdata, + sizeof(struct sensor_cfg_data))) + rc = -EFAULT; + break; + + case CFG_GET_PICT_L_PF: + cdata.cfg.pictl_pf = s5k3e2fx_get_pict_lines_pf(); + + if (copy_to_user((void *)argp, + &cdata, + sizeof(struct sensor_cfg_data))) + rc = -EFAULT; + break; + + case CFG_GET_PICT_P_PL: + cdata.cfg.pictp_pl = s5k3e2fx_get_pict_pixels_pl(); + + if (copy_to_user((void *)argp, + &cdata, + sizeof(struct sensor_cfg_data))) + rc = -EFAULT; + break; + + case CFG_GET_PICT_MAX_EXP_LC: + cdata.cfg.pict_max_exp_lc = + s5k3e2fx_get_pict_max_exp_lc(); + + if (copy_to_user((void *)argp, + &cdata, + sizeof(struct sensor_cfg_data))) + rc = -EFAULT; + break; + + case CFG_SET_FPS: + case CFG_SET_PICT_FPS: + rc = s5k3e2fx_set_fps(&(cdata.cfg.fps)); + break; + + case CFG_SET_EXP_GAIN: + rc = + s5k3e2fx_write_exp_gain(cdata.cfg.exp_gain.gain, + cdata.cfg.exp_gain.line); + break; + + case CFG_SET_PICT_EXP_GAIN: + CDBG("Line:%d CFG_SET_PICT_EXP_GAIN \n", __LINE__); + rc = + s5k3e2fx_set_pict_exp_gain( + cdata.cfg.exp_gain.gain, + cdata.cfg.exp_gain.line); + break; + + case CFG_SET_MODE: + rc = + s5k3e2fx_set_sensor_mode( + cdata.mode, cdata.rs); + break; + + case CFG_PWR_DOWN: + rc = s5k3e2fx_power_down(); + break; + + case CFG_MOVE_FOCUS: + rc = + s5k3e2fx_move_focus( + cdata.cfg.focus.dir, + cdata.cfg.focus.steps); + break; + + case CFG_SET_DEFAULT_FOCUS: + rc = + s5k3e2fx_set_default_focus(); + break; + + case CFG_GET_AF_MAX_STEPS: + case CFG_SET_EFFECT: + case CFG_SET_LENS_SHADING: + default: + rc = -EINVAL; + break; + } + + up(&s5k3e2fx_sem); + return rc; +} + +static int s5k3e2fx_sensor_probe(const struct msm_camera_sensor_info *info, + struct msm_sensor_ctrl *s) +{ + int rc = 0; + + rc = i2c_add_driver(&s5k3e2fx_i2c_driver); + if (rc < 0 || s5k3e2fx_client == NULL) { + rc = -ENOTSUPP; + goto probe_fail; + } + + msm_camio_clk_rate_set(24000000); + mdelay(20); + + rc = s5k3e2fx_probe_init_sensor(info); + if (rc < 0) + goto probe_fail; + + s->s_init = s5k3e2fx_sensor_open_init; + s->s_release = s5k3e2fx_sensor_release; + s->s_config = s5k3e2fx_sensor_config; + s5k3e2fx_probe_init_done(info); + + return rc; + +probe_fail: + CDBG("SENSOR PROBE FAILS!\n"); + return rc; +} + +static int __s5k3e2fx_probe(struct platform_device *pdev) +{ + return msm_camera_drv_start(pdev, s5k3e2fx_sensor_probe); +} + +static struct platform_driver msm_camera_driver = { + .probe = __s5k3e2fx_probe, + .driver = { + .name = "msm_camera_s5k3e2fx", + .owner = THIS_MODULE, + }, +}; + +static int __init s5k3e2fx_init(void) +{ + return platform_driver_register(&msm_camera_driver); +} + +module_init(s5k3e2fx_init); + |