diff options
Diffstat (limited to 'drivers/media/i2c/ccs/ccs-reg-access.c')
| -rw-r--r-- | drivers/media/i2c/ccs/ccs-reg-access.c | 29 |
1 files changed, 18 insertions, 11 deletions
diff --git a/drivers/media/i2c/ccs/ccs-reg-access.c b/drivers/media/i2c/ccs/ccs-reg-access.c index b776af2a3c33..25993445f4fe 100644 --- a/drivers/media/i2c/ccs/ccs-reg-access.c +++ b/drivers/media/i2c/ccs/ccs-reg-access.c @@ -17,11 +17,10 @@ #include "ccs.h" #include "ccs-limits.h" -static uint32_t float_to_u32_mul_1000000(struct i2c_client *client, - uint32_t phloat) +static u32 float_to_u32_mul_1000000(struct i2c_client *client, u32 phloat) { - int32_t exp; - uint64_t man; + s32 exp; + u64 man; if (phloat >= 0x80000000) { dev_err(&client->dev, "this is a negative number\n"); @@ -137,11 +136,11 @@ static int ____ccs_read_addr_8only(struct ccs_sensor *sensor, u16 reg, unsigned int ccs_reg_width(u32 reg) { if (reg & CCS_FL_16BIT) - return sizeof(uint16_t); + return sizeof(u16); if (reg & CCS_FL_32BIT) - return sizeof(uint32_t); + return sizeof(u32); - return sizeof(uint8_t); + return sizeof(u8); } static u32 ireal32_to_u32_mul_1000000(struct i2c_client *client, u32 val) @@ -205,7 +204,7 @@ static int __ccs_read_data(struct ccs_reg *regs, size_t num_regs, size_t i; for (i = 0; i < num_regs; i++, regs++) { - uint8_t *data; + u8 *data; if (regs->addr + regs->len < CCS_REG_ADDR(reg) + width) continue; @@ -216,13 +215,13 @@ static int __ccs_read_data(struct ccs_reg *regs, size_t num_regs, data = ®s->value[CCS_REG_ADDR(reg) - regs->addr]; switch (width) { - case sizeof(uint8_t): + case sizeof(u8): *val = *data; break; - case sizeof(uint16_t): + case sizeof(u16): *val = get_unaligned_be16(data); break; - case sizeof(uint32_t): + case sizeof(u32): *val = get_unaligned_be32(data); break; default: @@ -387,12 +386,20 @@ int ccs_write_data_regs(struct ccs_sensor *sensor, struct ccs_reg *regs, for (j = 0; j < regs->len; j += msg.len - 2, regdata += msg.len - 2) { + char printbuf[(MAX_WRITE_LEN << 1) + + 1 /* \0 */] = { 0 }; int rval; msg.len = min(regs->len - j, MAX_WRITE_LEN); + bin2hex(printbuf, regdata, msg.len); + dev_dbg(&client->dev, + "writing msr reg 0x%4.4x value 0x%s\n", + regs->addr + j, printbuf); + put_unaligned_be16(regs->addr + j, buf); memcpy(buf + 2, regdata, msg.len); + msg.len += 2; rval = ccs_write_retry(client, &msg); |