/**
* m5mols_do_scenemode() - Change current scenemode
* @mode: Desired mode of the scenemode
*
* WARNING: The execution order is important. Do not change the order.
*/
int m5mols_do_scenemode(struct m5mols_info *info, u8 mode)
{
struct v4l2_subdev *sd = &info->sd;
struct m5mols_scenemode scenemode = m5mols_default_scenemode[mode];
int ret;
if (mode > REG_SCENE_CANDLE)
return -EINVAL;
ret = v4l2_ctrl_s_ctrl(info->lock_3a, 0);
if (!ret)
ret = m5mols_write(sd, AE_EV_PRESET_MONITOR, mode);
if (!ret)
ret = m5mols_write(sd, AE_EV_PRESET_CAPTURE, mode);
if (!ret)
ret = m5mols_write(sd, AE_MODE, scenemode.metering);
if (!ret)
ret = m5mols_write(sd, AE_INDEX, scenemode.ev_bias);
if (!ret)
ret = m5mols_write(sd, AWB_MODE, scenemode.wb_mode);
if (!ret)
ret = m5mols_write(sd, AWB_MANUAL, scenemode.wb_preset);
if (!ret)
ret = m5mols_write(sd, MON_CHROMA_EN, scenemode.chroma_en);
if (!ret)
ret = m5mols_write(sd, MON_CHROMA_LVL, scenemode.chroma_lvl);
if (!ret)
ret = m5mols_write(sd, MON_EDGE_EN, scenemode.edge_en);
if (!ret)
ret = m5mols_write(sd, MON_EDGE_LVL, scenemode.edge_lvl);
if (!ret && is_available_af(info))
ret = m5mols_write(sd, AF_MODE, scenemode.af_range);
if (!ret && is_available_af(info))
ret = m5mols_write(sd, FD_CTL, scenemode.fd_mode);
if (!ret)
ret = m5mols_write(sd, MON_TONE_CTL, scenemode.tone);
if (!ret)
ret = m5mols_write(sd, AE_ISO, scenemode.iso);
if (!ret)
ret = m5mols_set_mode(info, REG_CAPTURE);
if (!ret)
ret = m5mols_write(sd, CAPP_WDR_EN, scenemode.wdr);
if (!ret)
ret = m5mols_write(sd, CAPP_MCC_MODE, scenemode.mcc);
if (!ret)
ret = m5mols_write(sd, CAPP_LIGHT_CTRL, scenemode.light);
if (!ret)
ret = m5mols_write(sd, CAPP_FLASH_CTRL, scenemode.flash);
if (!ret)
ret = m5mols_write(sd, CAPC_MODE, scenemode.capt_mode);
if (!ret)
ret = m5mols_set_mode(info, REG_MONITOR);
return ret;
}
static void m5mols_irq_work(struct work_struct *work)
{
struct m5mols_info *info =
container_of(work, struct m5mols_info, work_irq);
struct v4l2_subdev *sd = &info->sd;
u8 reg;
int ret;
if (!is_powered(info) ||
m5mols_read_u8(sd, SYSTEM_INT_FACTOR, &info->interrupt))
return;
switch (info->interrupt & REG_INT_MASK) {
case REG_INT_AF:
if (!is_available_af(info))
break;
ret = m5mols_read_u8(sd, AF_STATUS, ®);
v4l2_dbg(2, m5mols_debug, sd, "AF %s\n",
reg == REG_AF_FAIL ? "Failed" :
reg == REG_AF_SUCCESS ? "Success" :
reg == REG_AF_IDLE ? "Idle" : "Busy");
break;
case REG_INT_CAPTURE:
if (!test_and_set_bit(ST_CAPT_IRQ, &info->flags))
wake_up_interruptible(&info->irq_waitq);
v4l2_dbg(2, m5mols_debug, sd, "CAPTURE\n");
break;
default:
v4l2_dbg(2, m5mols_debug, sd, "Undefined: %02x\n", reg);
break;
};
}
/**
* m5mols_enable_interrupt - Clear interrupt pending bits and unmask interrupts
*
* Before writing desired interrupt value the INT_FACTOR register should
* be read to clear pending interrupts.
*/
int m5mols_enable_interrupt(struct v4l2_subdev *sd, u8 reg)
{
struct m5mols_info *info = to_m5mols(sd);
u8 mask = is_available_af(info) ? REG_INT_AF : 0;
u8 dummy;
int ret;
ret = m5mols_read_u8(sd, SYSTEM_INT_FACTOR, &dummy);
if (!ret)
ret = m5mols_write(sd, SYSTEM_INT_ENABLE, reg & ~mask);
return ret;
}
/**
* m5mols_get_version - retrieve full revisions information of M-5MOLS
*
* The version information includes revisions of hardware and firmware,
* AutoFocus alghorithm version and the version string.
*/
static int m5mols_get_version(struct v4l2_subdev *sd)
{
struct m5mols_info *info = to_m5mols(sd);
struct m5mols_version *ver = &info->ver;
u8 *str = ver->str;
int i;
int ret;
ret = m5mols_read_u8(sd, SYSTEM_VER_CUSTOMER, &ver->customer);
if (!ret)
ret = m5mols_read_u8(sd, SYSTEM_VER_PROJECT, &ver->project);
if (!ret)
ret = m5mols_read_u16(sd, SYSTEM_VER_FIRMWARE, &ver->fw);
if (!ret)
ret = m5mols_read_u16(sd, SYSTEM_VER_HARDWARE, &ver->hw);
if (!ret)
ret = m5mols_read_u16(sd, SYSTEM_VER_PARAMETER, &ver->param);
if (!ret)
ret = m5mols_read_u16(sd, SYSTEM_VER_AWB, &ver->awb);
if (!ret)
ret = m5mols_read_u8(sd, AF_VERSION, &ver->af);
if (ret)
return ret;
for (i = 0; i < VERSION_STRING_SIZE; i++) {
ret = m5mols_read_u8(sd, SYSTEM_VER_STRING, &str[i]);
if (ret)
return ret;
}
ver->fw = be16_to_cpu(ver->fw);
ver->hw = be16_to_cpu(ver->hw);
ver->param = be16_to_cpu(ver->param);
ver->awb = be16_to_cpu(ver->awb);
v4l2_info(sd, "Manufacturer\t[%s]\n",
is_manufacturer(info, REG_SAMSUNG_ELECTRO) ?
"Samsung Electro-Machanics" :
is_manufacturer(info, REG_SAMSUNG_OPTICS) ?
"Samsung Fiber-Optics" :
is_manufacturer(info, REG_SAMSUNG_TECHWIN) ?
"Samsung Techwin" : "None");
v4l2_info(sd, "Customer/Project\t[0x%02x/0x%02x]\n",
info->ver.customer, info->ver.project);
if (!is_available_af(info))
v4l2_info(sd, "No support Auto Focus on this firmware\n");
return ret;
}
