diff --git a/libc/kernel/common/media/soc2030.h b/libc/kernel/common/media/soc2030.h
index 1e0e626..ad0ddfc 100644
--- a/libc/kernel/common/media/soc2030.h
+++ b/libc/kernel/common/media/soc2030.h
@@ -19,6 +19,9 @@
 #define SOC2030_IOCTL_SET_PRIVATE _IOWR('o', 3, struct soc2030_regs)
 #define SOC2030_IOCTL_GET_MODES _IO('o', 4)
 #define SOC2030_IOCTL_GET_NUM_MODES _IOR('o', 5, unsigned int)
+#define SOC2030_IOCTL_SET_EFFECT _IOWR('o', 6, unsigned int)
+#define SOC2030_IOCTL_SET_WHITEBALANCE _IOWR('o', 7, unsigned int)
+#define SOC2030_IOCTL_SET_EXP_COMP _IOWR('o', 8, int)
 
 #define SOC2030_POLL_WAITMS 50
 #define SOC2030_MAX_RETRIES 3
@@ -27,6 +30,10 @@
 #define SOC2030_MAX_PRIVATE_SIZE 1024
 #define SOC2030_MAX_NUM_MODES 6
 
+#define SOC_EV_MAX 2
+#define SOC_EV_MIN -2
+#define EXP_TARGET 0x32
+
 enum {
  REG_TABLE_END,
  WRITE_REG_DATA,
@@ -35,10 +42,32 @@
  POLL_REG_DATA,
  POLL_REG_BIT_H,
  POLL_REG_BIT_L,
+ WRITE_VAR_DATA,
  POLL_VAR_DATA,
  DELAY_MS,
 };
 
+enum {
+ EFFECT_NONE,
+ EFFECT_BW,
+ EFFECT_NEGATIVE,
+ EFFECT_POSTERIZE,
+ EFFECT_SEPIA,
+ EFFECT_SOLARIZE,
+ EFFECT_AQUA,
+ EFFECT_MAX,
+};
+
+enum {
+ WB_AUTO,
+ WB_INCANDESCENT,
+ WB_FLUORESCENT,
+ WB_DAYLIGHT,
+ WB_CLOUDYDAYLIGHT,
+ WB_NIGHT,
+ WB_MAX,
+};
+
 struct soc2030_regs {
  __u8 op;
  __u16 addr;