shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-08 11:50:43 +09:00
Code Issues Packages Projects Releases Wiki Activity

backlight: ldim: switch alg for txlx

Browse Source 
PD#167455: backlight: ldim: switch alg for txlx

Change-Id: Ia2986d65c8535ddb264d42f0f9885bb04409b59c
Signed-off-by: Evoke Zhang <evoke.zhang@amlogic.com>
This commit is contained in:
Evoke Zhang
2018-05-31 20:29:42 +08:00
committed by Yixun Lan
parent 12f646ba19
commit b32bf6adb1
1 changed files with 35 additions and 33 deletions
Download Patch File Download Diff File Expand all files Collapse all files

68
drivers/amlogic/media/vout/backlight/aml_ldim/ldim_drv.c
View File

@@ -112,6 +112,7 @@ static unsigned long alpha = 256; /*256;*/
static unsigned long alpha_delta = 255;/* to fix flicker */
static unsigned long boost_gain_neg = 3;
static unsigned long Dbprint_lv;
static unsigned int db_cnt;
static unsigned int bl_remap_curve[16] = {
436, 479, 551, 651, 780, 938, 1125, 1340,
1584, 1856, 2158, 2488, 2847, 3234, 3650, 4095
@@ -378,8 +379,8 @@ static void ldim_bl_remap_curve_print(void)
kfree(buf);
}
#define FW_ALG_DEBUG_PRINT 0
void ld_fw_alg_frm_txlx(struct LDReg *nPRM1, struct FW_DAT *FDat1,
#if 0
static void ld_fw_alg_frm_txlx(struct LDReg *nPRM1, struct FW_DAT *FDat1,
unsigned int *max_matrix, unsigned int *hist_matrix)
{
/* Notes, nPRM will be set here in SW algorithm too */
@@ -403,16 +404,12 @@ void ld_fw_alg_frm_txlx(struct LDReg *nPRM1, struct FW_DAT *FDat1,
unsigned int fw_hist_mx;
unsigned int SF_sum = 0, TF_sum = 0, dif_sum = 0;
int gain_neg_delta = 0;
#if (FW_ALG_DEBUG_PRINT == 1)
int pr_flag = 0;
unsigned int db_cnt = 0;
#endif
fw_LD_ThSF = fw_LD_ThSF_l;
fw_LD_ThTF = fw_LD_ThTF_l;
tBL_matrix = FDat1->TF_BL_matrix_2;
#if (FW_ALG_DEBUG_PRINT == 1)
/* first 8 frame & every 2 min print*/
pr_flag = (db_cnt < 8) || (db_cnt % 120 == 0);
if (Dbprint_lv == 1) {
@@ -445,7 +442,6 @@ void ld_fw_alg_frm_txlx(struct LDReg *nPRM1, struct FW_DAT *FDat1,
}
}
}
#endif
/* calculate the current frame */
for (blkRow = 0; blkRow < Vnum; blkRow++) {
@@ -472,7 +468,6 @@ void ld_fw_alg_frm_txlx(struct LDReg *nPRM1, struct FW_DAT *FDat1,
}
}
#if (FW_ALG_DEBUG_PRINT == 1)
if (Dbprint_lv == 1) {
if (pr_flag) {
pr_info("BL_0[%d * %d] info(LD_STA_BIN_NUM: %d): [\n ",
@@ -487,7 +482,6 @@ void ld_fw_alg_frm_txlx(struct LDReg *nPRM1, struct FW_DAT *FDat1,
pr_info(" ]\n\n ");
}
}
#endif
/* Spatial Filter the BackLits */
sum = 0;
@@ -516,7 +510,6 @@ void ld_fw_alg_frm_txlx(struct LDReg *nPRM1, struct FW_DAT *FDat1,
}
}
#if (FW_ALG_DEBUG_PRINT == 1)
if (Dbprint_lv == 1) {
if (pr_flag) {
pr_info("BL_SF[%d * %d] info: [\n ", Vnum, Hnum);
@@ -531,7 +524,6 @@ void ld_fw_alg_frm_txlx(struct LDReg *nPRM1, struct FW_DAT *FDat1,
pr_info(" ]\n\n ");
}
}
#endif
/* boost the bright region lights a little bit. */
avg = ((sum*7/fw_blk_num)>>3);
@@ -568,7 +560,6 @@ void ld_fw_alg_frm_txlx(struct LDReg *nPRM1, struct FW_DAT *FDat1,
}
}
#if (FW_ALG_DEBUG_PRINT == 1)
if (Dbprint_lv == 1) {
if (pr_flag) {
pr_info("BL_boost_SF [%d * %d] info:\n",
@@ -588,7 +579,6 @@ void ld_fw_alg_frm_txlx(struct LDReg *nPRM1, struct FW_DAT *FDat1,
pr_info(" ]\n\n");
}
}
#endif
/* Temperary filter */
sum = 0; Bmin = 4096; Bmax = 0;
@@ -640,7 +630,6 @@ void ld_fw_alg_frm_txlx(struct LDReg *nPRM1, struct FW_DAT *FDat1,
}
}
#if (FW_ALG_DEBUG_PRINT == 1)
if (Dbprint_lv == 1) {
if (pr_flag) {
pr_info("BL_TF(final out)[%d*%d] info(alpha:%ld,): [\n",
@@ -656,7 +645,10 @@ void ld_fw_alg_frm_txlx(struct LDReg *nPRM1, struct FW_DAT *FDat1,
pr_info(" ]\n\n ");
}
}
#endif
db_cnt++;
if (db_cnt > 4095)
db_cnt = 0;
/* set the DC reduction for the BL_modeling */
if (fw_LD_BLEst_ACmode == 0)
@@ -673,6 +665,7 @@ void ld_fw_alg_frm_txlx(struct LDReg *nPRM1, struct FW_DAT *FDat1,
nPRM1->reg_BL_matrix_AVG = 1024;
nPRM1->reg_BL_matrix_Compensate = nPRM1->reg_BL_matrix_AVG;
}
#endif
static void ld_fw_alg_frm_gxtvbb(struct LDReg *nPRM1, struct FW_DAT *FDat1,
unsigned int *max_matrix, unsigned int *hist_matrix)
@@ -700,7 +693,6 @@ static void ld_fw_alg_frm_gxtvbb(struct LDReg *nPRM1, struct FW_DAT *FDat1,
(nPRM1->reg_LD_pic_RowMax) * (nPRM1->reg_LD_pic_ColMax);
int fw_LD_ThSF = 1600;
unsigned int fw_LD_ThTF = 32;
unsigned int db_cnt = 0;
unsigned long Debug = 0;
unsigned int Tf_luma_avg_frm[FRM_NUM_DBG] = {0, 0, 0, 0, 0};
unsigned int Tf_blkLuma_avg[FRM_NUM_DBG][16];
@@ -2114,13 +2106,33 @@ static void ldim_off_vs_brightness(void)
}
}
static inline void ld_fw_alg_frm(struct LDReg *nPRM1, struct FW_DAT *FDat1,
unsigned int *max_matrix, unsigned int *hist_matrix)
{
#if 0
struct aml_bl_drv_s *bl_drv = aml_bl_get_driver();
switch (bl_drv->data->chip_type) {
case BL_CHIP_TXLX:
ld_fw_alg_frm_txlx(nPRM1, FDat1, max_matrix, hist_matrix);
break;
case BL_CHIP_GXTVBB:
ld_fw_alg_frm_gxtvbb(nPRM1, FDat1, max_matrix, hist_matrix);
break;
default:
break;
}
#else
ld_fw_alg_frm_gxtvbb(nPRM1, FDat1, max_matrix, hist_matrix);
#endif
}
static void ldim_on_vs_arithmetic(void)
{
unsigned int *local_ldim_hist = NULL;
unsigned int *local_ldim_max = NULL;
unsigned int *local_ldim_max_rgb = NULL;
unsigned int i;
struct aml_bl_drv_s *bl_drv = aml_bl_get_driver();
if (ldim_top_en == 0)
return;
@@ -2156,20 +2168,8 @@ static void ldim_on_vs_arithmetic(void)
(*(local_ldim_max+i))>>20&0x3ff;
}
if (ldim_alg_en) {
switch (bl_drv->data->chip_type) {
case BL_CHIP_TXLX:
ld_fw_alg_frm_txlx(&nPRM, &FDat,
local_ldim_max_rgb,
local_ldim_hist);
break;
case BL_CHIP_GXTVBB:
ld_fw_alg_frm_gxtvbb(&nPRM, &FDat,
local_ldim_max_rgb,
local_ldim_hist);
break;
default:
break;
}
ld_fw_alg_frm(&nPRM, &FDat,
local_ldim_max_rgb, local_ldim_hist);
}
kfree(local_ldim_hist);
@@ -2836,7 +2836,7 @@ static ssize_t ldim_attr_store(struct class *cla,
if (kstrtoul(parm[7], 10, &ldim_hvcnt_bypass) < 0)
goto ldim_attr_store_end;
}
pr_info("****ldim init param:%lu,%lu,%lu,%lu,%lu,%lu,%lu*********\n",
pr_info("****ldim init param:%lu,%lu,%lu,%lu,%lu,%lu,%lu****\n",
pic_h, pic_v, blk_vnum, blk_hnum,
backlit_mod, ldim_bl_en, ldim_hvcnt_bypass);
ldim_blk_row = blk_vnum;
@@ -2938,7 +2938,7 @@ static ssize_t ldim_attr_store(struct class *cla,
pr_info("**************ldim matrix info over*************\n");
} else if (!strcmp(parm[0], "ldim_nPRM_bl_matrix_info")) {
ldim_nPRM_bl_matrix_info();
pr_info("**************ldim matrix(nPRM) info over*************\n");
pr_info("**************ldim matrix(nPRM) info over*********\n");
} else if (!strcmp(parm[0], "ldim_enable")) {
ldim_func_en = 1;
ldim_func_ctrl(1);
@@ -3482,6 +3482,8 @@ int aml_ldim_probe(struct platform_device *pdev)
ldim_hist_en = 0;
avg_gain = LD_DATA_MAX;
invalid_val_cnt = 0;
Dbprint_lv = 0;
db_cnt = 0;
memset(devp, 0, (sizeof(struct ldim_dev_s)));
nPRM.val_1 = &val_1[0];