Подсветка:
#define BACKLIGHT_BASE_STEP 80
#define BACKLIGHT_MIN_VALUE 10
 void T3_PWMBL_CTR(int vla, int state)
{
    //背光强度控制
    unsigned int TC103_PWMBL_TBL[16]={0x08,0x10,0x20,0x30,0x40,0x50,0x60,0x70,0x80,0x90,0xa0,0xb0,0xc0,0xd0,0xe8,0xff};
    unsigned char tData[2];
    int blvalue=vla;
    bl_level=vla;
    if(enable3d==0) {
        blvalue = vla-BACKLIGHT_BASE_STEP; # C040B934
        if(blvalue < BACKLIGHT_MIN_VALUE)  # C040B93C
            blvalue=BACKLIGHT_MIN_VALUE;   # C040B940
    } else {
        if(blvalue<BACKLIGHT_BASE_STEP)    # C040B958
            blvalue=BACKLIGHT_BASE_STEP;   # C040B960
    }

    if (state) {
        if(twx_tc103_bl_i2c_client) {
            tData[0]=0x42;
            tData[1] = 0x00;
            twx_i2c_write(twx_tc103_bl_i2c_client,tData,2);
            tData[0]=0x43;
            tData[1] = blvalue;//TC103_DBL_TBL[vla];
            twx_i2c_write(twx_tc103_bl_i2c_client,tData,2);
            printk( "tc103 set backlight leve %d\n",blvalue);
        }
    }
}


RAM:C040B92C ; =============== S U B R O U T I N E =======================================
RAM:C040B92C
RAM:C040B92C
RAM:C040B92C T3_PWMBL_CTR                            ; CODE XREF: RAM:C040B9FCp
RAM:C040B92C                                         ; T2_Panel3DLense+94p ...
RAM:C040B92C
RAM:C040B92C var_A           = -0xA
RAM:C040B92C var_9           = -9
RAM:C040B92C
RAM:C040B92C                 LDR     R3, =dword_C0978A58
RAM:C040B930                 STMFD   SP!, {R4,LR}
RAM:C040B934                 SUB     R4, R0, #0x50
RAM:C040B938                 LDR     R2, [R3]
RAM:C040B93C                 CMP     R4, #0xA
RAM:C040B940                 MOVLT   R4, #0xA
RAM:C040B944                 LDR     R12, =unk_C08061A8
RAM:C040B948                 SUB     SP, SP, #8
RAM:C040B94C                 CMP     R2, #0
RAM:C040B950                 STR     R0, [R12,#(dword_C0806364 - 0xC08061A8)]
RAM:C040B954                 BEQ     loc_C040B964
RAM:C040B958                 CMP     R0, #0x50
RAM:C040B95C                 MOVGE   R4, R0
RAM:C040B960                 MOVLT   R4, #0x50
RAM:C040B964
RAM:C040B964 loc_C040B964                            ; CODE XREF: T3_PWMBL_CTR+28j
RAM:C040B964                 CMP     R1, #0
RAM:C040B968                 BEQ     loc_C040B978
RAM:C040B96C                 LDR     R0, [R3,#0x10]
RAM:C040B970                 CMP     R0, #0
RAM:C040B974                 BNE     loc_C040B980
RAM:C040B978
RAM:C040B978 loc_C040B978                            ; CODE XREF: T3_PWMBL_CTR+3Cj
RAM:C040B978                                         ; T3_PWMBL_CTR+94j
RAM:C040B978                 ADD     SP, SP, #8
RAM:C040B97C                 LDMFD   SP!, {R4,PC}
RAM:C040B980 ; ---------------------------------------------------------------------------
RAM:C040B980
RAM:C040B980 loc_C040B980                            ; CODE XREF: T3_PWMBL_CTR+48j
RAM:C040B980                 ADD     R1, SP, #0x10+var_A
RAM:C040B984                 MOV     R3, #0x42
RAM:C040B988                 STRB    R3, [SP,#0x10+var_A]
RAM:C040B98C                 MOV     R3, #0
RAM:C040B990                 STRB    R3, [SP,#0x10+var_9]
RAM:C040B994                 BL      twx_i2c_write.constprop.4
RAM:C040B998                 LDR     R3, =dword_C0978A58
RAM:C040B99C                 ADD     R1, SP, #0x10+var_A
RAM:C040B9A0                 STRB    R4, [SP,#0x10+var_9]
RAM:C040B9A4                 LDR     R0, [R3,#(dword_C0978A68 - 0xC0978A58)]
RAM:C040B9A8                 MOV     R3, #0x43
RAM:C040B9AC                 STRB    R3, [SP,#0x10+var_A]
RAM:C040B9B0                 BL      twx_i2c_write.constprop.4
RAM:C040B9B4                 MOV     R1, R4
RAM:C040B9B8                 LDR     R0, =aTc103SetBackli ; "tc103 set backlight leve %d\n"
RAM:C040B9BC                 BL      printk
RAM:C040B9C0                 B       loc_C040B978
RAM:C040B9C0 ; End of function T3_PWMBL_CTR