static int generate_gray_scale(struct SMART_DIM *pSmart)
{
int cnt = 0, cal_cnt = 0;
int array_index = 0;
for (cnt = 0; cnt < S6E63M0_MAX; cnt++) {
pSmart->GRAY.TABLE[S6E63M0_ARRAY[cnt]].R_Gray =
((int *)&(pSmart->RGB_OUTPUT.R_VOLTAGE))[cnt];
pSmart->GRAY.TABLE[S6E63M0_ARRAY[cnt]].G_Gray =
((int *)&(pSmart->RGB_OUTPUT.G_VOLTAGE))[cnt];
pSmart->GRAY.TABLE[S6E63M0_ARRAY[cnt]].B_Gray =
((int *)&(pSmart->RGB_OUTPUT.B_VOLTAGE))[cnt];
}
/*
below codes use hard coded value.
So it is possible to modify on each model.
V0, V1,V19,V43,V87,V171,V255
*/
for (cnt = 0; cnt < S6E63M0_GRAY_SCALE_MAX; cnt++) {
if (cnt == S6E63M0_ARRAY[0]) {
/* 0 */
array_index = 0;
} else if (cnt == S6E63M0_ARRAY[1]) {
/* 1 */
cal_cnt = 0;
} else if ((cnt > S6E63M0_ARRAY[1])
&& (cnt < S6E63M0_ARRAY[2])) {
/* 2 ~ 18 */
array_index = 2;
pSmart->GRAY.TABLE[cnt].R_Gray =
cal_gray_scale_non_linear(
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index-1]].R_Gray,
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index]].R_Gray,
non_linear_V1toV19, V1TOV19_DENOMTR,
cal_cnt);
pSmart->GRAY.TABLE[cnt].G_Gray =
cal_gray_scale_non_linear(
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index-1]].G_Gray,
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index]].G_Gray,
non_linear_V1toV19, V1TOV19_DENOMTR,
cal_cnt);
pSmart->GRAY.TABLE[cnt].B_Gray =
cal_gray_scale_non_linear(
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index-1]].B_Gray,
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index]].B_Gray,
non_linear_V1toV19, V1TOV19_DENOMTR,
cal_cnt);
cal_cnt++;
} else if (cnt == S6E63M0_ARRAY[2]) {
/* 19 */
cal_cnt = 0;
} else if ((cnt > S6E63M0_ARRAY[2])
&& (cnt < S6E63M0_ARRAY[3])) {
/* 20 ~ 42 */
array_index = 3;
pSmart->GRAY.TABLE[cnt].R_Gray =
cal_gray_scale_non_linear(
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index-1]].R_Gray,
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index]].R_Gray,
non_linear_V19toV43, V19TOV43_DENOMTR,
cal_cnt);
pSmart->GRAY.TABLE[cnt].G_Gray =
cal_gray_scale_non_linear(
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index-1]].G_Gray,
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index]].G_Gray,
non_linear_V19toV43, V19TOV43_DENOMTR,
cal_cnt);
pSmart->GRAY.TABLE[cnt].B_Gray =
cal_gray_scale_non_linear(
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index-1]].B_Gray,
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index]].B_Gray,
non_linear_V19toV43, V19TOV43_DENOMTR,
cal_cnt);
cal_cnt++;
} else if (cnt == S6E63M0_ARRAY[3]) {
/* 43 */
cal_cnt = 0;
} else if ((cnt > S6E63M0_ARRAY[3])
&& (cnt < S6E63M0_ARRAY[4])) {
/* 44 ~ 86 */
array_index = 4;
pSmart->GRAY.TABLE[cnt].R_Gray = cal_gray_scale_linear(
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index-1]].R_Gray,
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index]].R_Gray,
V43TOV87_COEFF, V43TOV87_MULITPLE,
V43TOV87_DENOMTR, cal_cnt);
pSmart->GRAY.TABLE[cnt].G_Gray = cal_gray_scale_linear(
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index-1]].G_Gray,
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index]].G_Gray,
V43TOV87_COEFF, V43TOV87_MULITPLE,
V43TOV87_DENOMTR, cal_cnt);
pSmart->GRAY.TABLE[cnt].B_Gray = cal_gray_scale_linear(
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index-1]].B_Gray,
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index]].B_Gray,
V43TOV87_COEFF, V43TOV87_MULITPLE,
V43TOV87_DENOMTR , cal_cnt);
cal_cnt++;
} else if (cnt == S6E63M0_ARRAY[4]) {
/* 87 */
cal_cnt = 0;
} else if ((cnt > S6E63M0_ARRAY[4])
&& (cnt < S6E63M0_ARRAY[5])) {
/* 88 ~ 170 */
array_index = 5;
pSmart->GRAY.TABLE[cnt].R_Gray = cal_gray_scale_linear(
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index-1]].R_Gray,
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index]].R_Gray,
V87TOV171_COEFF, V87TOV171_MULITPLE,
V87TOV171_DENOMTR, cal_cnt);
pSmart->GRAY.TABLE[cnt].G_Gray = cal_gray_scale_linear(
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index-1]].G_Gray,
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index]].G_Gray,
V87TOV171_COEFF, V87TOV171_MULITPLE,
V87TOV171_DENOMTR, cal_cnt);
pSmart->GRAY.TABLE[cnt].B_Gray = cal_gray_scale_linear(
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index-1]].B_Gray,
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index]].B_Gray,
V87TOV171_COEFF, V87TOV171_MULITPLE,
V87TOV171_DENOMTR, cal_cnt);
cal_cnt++;
} else if (cnt == S6E63M0_ARRAY[5]) {
/* 171 */
cal_cnt = 0;
} else if ((cnt > S6E63M0_ARRAY[5])
&& (cnt < S6E63M0_ARRAY[6])) {
/* 172 ~ 254 */
array_index = 6;
pSmart->GRAY.TABLE[cnt].R_Gray = cal_gray_scale_linear(
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index-1]].R_Gray,
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index]].R_Gray,
V171TOV255_COEFF, V171TOV255_MULITPLE,
V171TOV255_DENOMTR, cal_cnt);
pSmart->GRAY.TABLE[cnt].G_Gray = cal_gray_scale_linear(
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index-1]].G_Gray,
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index]].G_Gray,
V171TOV255_COEFF, V171TOV255_MULITPLE,
V171TOV255_DENOMTR, cal_cnt);
pSmart->GRAY.TABLE[cnt].B_Gray = cal_gray_scale_linear(
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index-1]].B_Gray,
pSmart->GRAY.TABLE[S6E63M0_ARRAY
[array_index]].B_Gray,
V171TOV255_COEFF, V171TOV255_MULITPLE,
V171TOV255_DENOMTR, cal_cnt);
cal_cnt++;
} else {
if (cnt == S6E63M0_ARRAY[6]) {
pr_debug("%s end\n", __func__);
} else {
pr_info(KERN_ERR "%s fail cnt:%d\n",
__func__, cnt);
return -1;
}
}
}
#ifdef SMART_DIMMING_DEBUG
for (cnt = 0; cnt < S6E63M0_GRAY_SCALE_MAX; cnt++) {
pr_info("%s %d R:%d G:%d B:%d\n", __func__, cnt,
pSmart->GRAY.TABLE[cnt].R_Gray,
pSmart->GRAY.TABLE[cnt].G_Gray,
pSmart->GRAY.TABLE[cnt].B_Gray);
}
#endif
return 0;
}
static int generate_gray_scale(struct SMART_DIM *pSmart)
{
int cnt = 0, cal_cnt = 0;
int array_index = 0;
struct GRAY_VOLTAGE *ptable =
(struct GRAY_VOLTAGE *)&(pSmart->GRAY.TABLE);
for (cnt = 0; cnt < EA8868_MAX; cnt++) {
pSmart->GRAY.TABLE[EA8868_ARRAY[cnt]].R_Gray =
((int *)&(pSmart->RGB_OUTPUT.R_VOLTAGE))[cnt];
pSmart->GRAY.TABLE[EA8868_ARRAY[cnt]].G_Gray =
((int *)&(pSmart->RGB_OUTPUT.G_VOLTAGE))[cnt];
pSmart->GRAY.TABLE[EA8868_ARRAY[cnt]].B_Gray =
((int *)&(pSmart->RGB_OUTPUT.B_VOLTAGE))[cnt];
}
/*
below codes use hard coded value.
So it is possible to modify on each model.
V0, V1, V15, V35, V59, V87, V171, V255
*/
for (cnt = 0; cnt < EA8868_GRAY_SCALE_MAX; cnt++) {
if (cnt == EA8868_ARRAY[0]) {
/* 0 */
array_index = 0;
} else if (cnt == EA8868_ARRAY[1]) {
/* 1 */
cal_cnt = 0;
} else if ((cnt > EA8868_ARRAY[1]) &&
(cnt < EA8868_ARRAY[2])) {
/* 2 ~ 14 */
array_index = 2;
pSmart->GRAY.TABLE[cnt].R_Gray =
cal_gray_scale_non_linear(
ptable[EA8868_ARRAY[array_index-1]].R_Gray,
ptable[EA8868_ARRAY[array_index]].R_Gray,
non_linear_V1toV15, V1toV15_denominator, cal_cnt);
pSmart->GRAY.TABLE[cnt].G_Gray =
cal_gray_scale_non_linear(
ptable[EA8868_ARRAY[array_index-1]].G_Gray,
ptable[EA8868_ARRAY[array_index]].G_Gray,
non_linear_V1toV15, V1toV15_denominator, cal_cnt);
pSmart->GRAY.TABLE[cnt].B_Gray =
cal_gray_scale_non_linear(
ptable[EA8868_ARRAY[array_index-1]].B_Gray,
ptable[EA8868_ARRAY[array_index]].B_Gray,
non_linear_V1toV15, V1toV15_denominator, cal_cnt);
cal_cnt++;
} else if (cnt == EA8868_ARRAY[2]) {
/* 15 */
cal_cnt = 0;
} else if ((cnt > EA8868_ARRAY[2]) &&
(cnt < EA8868_ARRAY[3])) {
/* 16 ~ 34 */
array_index = 3;
pSmart->GRAY.TABLE[cnt].R_Gray =
cal_gray_scale_non_linear(
ptable[EA8868_ARRAY[array_index-1]].R_Gray,
ptable[EA8868_ARRAY[array_index]].R_Gray,
non_linear_V15toV35, V15toV35_denominator, cal_cnt);
pSmart->GRAY.TABLE[cnt].G_Gray =
cal_gray_scale_non_linear(
ptable[EA8868_ARRAY[array_index-1]].G_Gray,
ptable[EA8868_ARRAY[array_index]].G_Gray,
non_linear_V15toV35, V15toV35_denominator, cal_cnt);
pSmart->GRAY.TABLE[cnt].B_Gray =
cal_gray_scale_non_linear(
ptable[EA8868_ARRAY[array_index-1]].B_Gray,
ptable[EA8868_ARRAY[array_index]].B_Gray,
non_linear_V15toV35, V15toV35_denominator, cal_cnt);
cal_cnt++;
} else if (cnt == EA8868_ARRAY[3]) {
/* 35 */
cal_cnt = 0;
} else if ((cnt > EA8868_ARRAY[3]) &&
(cnt < EA8868_ARRAY[4])) {
/* 35 ~ 58 */
array_index = 4;
pSmart->GRAY.TABLE[cnt].R_Gray = cal_gray_scale_linear(
ptable[EA8868_ARRAY[array_index-1]].R_Gray,
ptable[EA8868_ARRAY[array_index]].R_Gray,
V35toV59_Coefficient, V35toV59_Multiple,
V35toV59_denominator, cal_cnt);
pSmart->GRAY.TABLE[cnt].G_Gray = cal_gray_scale_linear(
ptable[EA8868_ARRAY[array_index-1]].G_Gray,
ptable[EA8868_ARRAY[array_index]].G_Gray,
V35toV59_Coefficient, V35toV59_Multiple,
V35toV59_denominator, cal_cnt);
pSmart->GRAY.TABLE[cnt].B_Gray = cal_gray_scale_linear(
ptable[EA8868_ARRAY[array_index-1]].B_Gray,
ptable[EA8868_ARRAY[array_index]].B_Gray,
V35toV59_Coefficient, V35toV59_Multiple,
V35toV59_denominator , cal_cnt);
cal_cnt++;
} else if (cnt == EA8868_ARRAY[4]) {
/* 59 */
cal_cnt = 0;
} else if ((cnt > EA8868_ARRAY[4]) &&
(cnt < EA8868_ARRAY[5])) {
/* 60 ~ 86 */
array_index = 5;
pSmart->GRAY.TABLE[cnt].R_Gray = cal_gray_scale_linear(
ptable[EA8868_ARRAY[array_index-1]].R_Gray,
ptable[EA8868_ARRAY[array_index]].R_Gray,
V59toV87_Coefficient, V59toV87_Multiple,
V59toV87_denominator, cal_cnt);
pSmart->GRAY.TABLE[cnt].G_Gray = cal_gray_scale_linear(
ptable[EA8868_ARRAY[array_index-1]].G_Gray,
ptable[EA8868_ARRAY[array_index]].G_Gray,
V59toV87_Coefficient, V59toV87_Multiple,
V59toV87_denominator, cal_cnt);
pSmart->GRAY.TABLE[cnt].B_Gray = cal_gray_scale_linear(
ptable[EA8868_ARRAY[array_index-1]].B_Gray,
ptable[EA8868_ARRAY[array_index]].B_Gray,
V59toV87_Coefficient, V59toV87_Multiple,
V59toV87_denominator, cal_cnt);
cal_cnt++;
} else if (cnt == EA8868_ARRAY[5]) {
/* 87 */
cal_cnt = 0;
} else if ((cnt > EA8868_ARRAY[5]) &&
(cnt < EA8868_ARRAY[6])) {
/* 88 ~ 170 */
array_index = 6;
pSmart->GRAY.TABLE[cnt].R_Gray = cal_gray_scale_linear(
ptable[EA8868_ARRAY[array_index-1]].R_Gray,
ptable[EA8868_ARRAY[array_index]].R_Gray,
V87toV171_Coefficient, V87toV171_Multiple,
V87toV171_denominator, cal_cnt);
pSmart->GRAY.TABLE[cnt].G_Gray = cal_gray_scale_linear(
ptable[EA8868_ARRAY[array_index-1]].G_Gray,
ptable[EA8868_ARRAY[array_index]].G_Gray,
V87toV171_Coefficient, V87toV171_Multiple,
V87toV171_denominator, cal_cnt);
pSmart->GRAY.TABLE[cnt].B_Gray = cal_gray_scale_linear(
ptable[EA8868_ARRAY[array_index-1]].B_Gray,
ptable[EA8868_ARRAY[array_index]].B_Gray,
V87toV171_Coefficient, V87toV171_Multiple,
V87toV171_denominator, cal_cnt);
cal_cnt++;
} else if (cnt == EA8868_ARRAY[6]) {
/* 171 */
cal_cnt = 0;
} else if ((cnt > EA8868_ARRAY[6]) &&
(cnt < EA8868_ARRAY[7])) {
/* 172 ~ 254 */
array_index = 7;
pSmart->GRAY.TABLE[cnt].R_Gray = cal_gray_scale_linear(
ptable[EA8868_ARRAY[array_index-1]].R_Gray,
ptable[EA8868_ARRAY[array_index]].R_Gray,
V171toV255_Coefficient, V171toV255_Multiple,
V171toV255_denominator, cal_cnt);
pSmart->GRAY.TABLE[cnt].G_Gray = cal_gray_scale_linear(
ptable[EA8868_ARRAY[array_index-1]].G_Gray,
ptable[EA8868_ARRAY[array_index]].G_Gray,
V171toV255_Coefficient, V171toV255_Multiple,
V171toV255_denominator, cal_cnt);
pSmart->GRAY.TABLE[cnt].B_Gray = cal_gray_scale_linear(
ptable[EA8868_ARRAY[array_index-1]].B_Gray,
ptable[EA8868_ARRAY[array_index]].B_Gray,
V171toV255_Coefficient, V171toV255_Multiple,
V171toV255_denominator, cal_cnt);
cal_cnt++;
} else {
if (cnt == EA8868_ARRAY[7]) {
pr_info("%s end\n", __func__);
} else {
pr_err("%s fail cnt:%d\n", __func__, cnt);
return -1;
}
}
}
#ifdef SMART_DIMMING_DEBUG
for (cnt = 0; cnt < EA8868_GRAY_SCALE_MAX; cnt++) {
printk("%s %d R:%d G:%d B:%d\n", __func__, cnt,
pSmart->GRAY.TABLE[cnt].R_Gray,
pSmart->GRAY.TABLE[cnt].G_Gray,
pSmart->GRAY.TABLE[cnt].B_Gray);
}
#endif
return 0;
}
