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deinterlace: fix input secam signal colorbar scale line jitter [1/2]

Browse Source 
PD#SWPL-8878

Problem:
input secam signal colorbar scale line jitter

Solution:
setting some register for secam signal

Verify:
tl1

Change-Id: I0b5e1ea03581893a2b460afadcf682f3ce74b450
Signed-off-by: Wenfeng Guo <wenfeng.guo@amlogic.com>
This commit is contained in:
Wenfeng Guo
2019-05-24 14:15:22 +08:00
committed by Jianxin Pan
parent 6d1f0c9105
commit fcc9badc4d
1 changed files with 74 additions and 0 deletions
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74
drivers/amlogic/media/deinterlace/deinterlace.c
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@@ -2889,6 +2889,69 @@ static void di_pre_size_change(unsigned short width,
#ifdef CONFIG_AMLOGIC_MEDIA_MULTI_DEC
static void pre_inp_canvas_config(struct vframe_s *vf);
#endif
bool secam_cfr_en = true;
unsigned int cfr_phase1 = 1;/*0x179c[6]*/
unsigned int cfr_phase2 = 1;/*0x179c[7]*/
unsigned int gb_flg = 1;/*1:top, 0:bot*/
static ssize_t
secam_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
int len = 0;
len += sprintf(buf+len,
"secam_cfr_en %u, gb_flg %u, cfr_phase2 %u.\n",
secam_cfr_en, gb_flg, cfr_phase2);
return len;
}
static ssize_t
secam_store(struct device *dev, struct device_attribute *attr, const char *buf,
size_t count)
{
char *parm[3] = { NULL }, *buf_orig;
long val;
ssize_t ret_ext = count;
if (!buf)
return count;
buf_orig = kstrdup(buf, GFP_KERNEL);
parse_cmd_params(buf_orig, (char **)(&parm));
if (!parm[2]) {
ret_ext = -EINVAL;
pr_info("miss param!!\n");
} else {
if (kstrtol(parm[0], 10, &val) == 0)
secam_cfr_en = val;
if (kstrtol(parm[1], 10, &val) == 0)
gb_flg = val;
if (kstrtol(parm[2], 10, &val) == 0)
cfr_phase2 = val;
}
kfree(buf_orig);
pr_info("secam_cfr_en %u, gb_flg %u, cfr_phase2 %u.\n",
secam_cfr_en, gb_flg, cfr_phase2);
return ret_ext;
}
static DEVICE_ATTR(secam, 0664, secam_show, secam_store);
static void secam_cfr_fun(int top)
{
DI_Wr_reg_bits(NR2_SW_EN, 1, 7, 1);/*set cfr_en:1*/
DI_Wr_reg_bits(NR2_CFR_PARA_CFG0, 1, 2, 2);
DI_Wr_reg_bits(NR2_CFR_PARA_CFG1, 0x80, 8, 8);
if (((gb_flg == 0) && top) || ((gb_flg == 1) && (!top))) {
cfr_phase1 = ~cfr_phase1;
DI_Wr_reg_bits(NR2_CFR_PARA_CFG0, cfr_phase1, 6, 1);
}
DI_Wr_reg_bits(NR2_CFR_PARA_CFG0, cfr_phase2, 7, 1);
}
static void pre_de_process(void)
{
ulong irq_flag2 = 0;
@@ -3007,6 +3070,16 @@ static void pre_de_process(void)
}
}
/*patch for SECAM signal format*/
if (di_pre_stru.di_inp_buf->vframe->sig_fmt ==
TVIN_SIG_FMT_CVBS_SECAM && secam_cfr_en) {
secam_cfr_fun((di_pre_stru.di_inp_buf->vframe->type &
VIDTYPE_TYPEMASK) == VIDTYPE_INTERLACE_TOP);
} else {
DI_Wr_reg_bits(NR2_SW_EN, 0, 7, 1);/*set cfr_en:1*/
DI_Wr_reg_bits(NR2_CFR_PARA_CFG0, 2, 2, 2);
}
/* set interrupt mask for pre module.
* we need to only leave one mask open
* to prevent multiple entry for de_irq
@@ -7879,6 +7952,7 @@ static int di_probe(struct platform_device *pdev)
device_create_file(di_devp->dev, &dev_attr_provider_vframe_status);
device_create_file(di_devp->dev, &dev_attr_frame_format);
device_create_file(di_devp->dev, &dev_attr_tvp_region);
device_create_file(di_devp->dev, &dev_attr_secam);
pd_device_files_add(di_devp->dev);
nr_drv_init(di_devp->dev);
mutex_init(&di_event_mutex);