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hdmitx: add feature limited [3/3]

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PD#174490

Problem:
Lack feature limited for certain types

Solution:
Add feature limited for certain types

Verify:
TBD

Change-Id: Ifbe104fe98fe1e3875f2f1af7793348856275b92
Signed-off-by: Zongdong Jiao <zongdong.jiao@amlogic.com>
This commit is contained in:
Zongdong Jiao
2018-11-01 19:25:52 +08:00
committed by Jianxin Pan
parent 2cea229e67
commit 3846a45dc3
1 changed files with 31 additions and 1 deletions
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32
drivers/amlogic/media/vout/hdmitx/hdmi_tx_20/hdmi_tx_main.c
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@@ -47,6 +47,7 @@
#include <linux/extcon.h>
#include <linux/i2c.h>
#include <linux/amlogic/cpu_version.h>
#include <linux/amlogic/media/vout/vinfo.h>
#include <linux/amlogic/media/vout/vout_notify.h>
#ifdef CONFIG_AMLOGIC_SND_SOC
@@ -2170,7 +2171,7 @@ static int is_4k50_fmt(char *mode)
"2160p50hz",
"2160p60hz",
"smpte50hz",
"smpte50hz",
"smpte60hz",
NULL
};
@@ -2181,6 +2182,33 @@ static int is_4k50_fmt(char *mode)
return 0;
}
static int is_4k_fmt(char *mode)
{
int i;
static char const *hdmi4k[] = {
"2160p",
"smpte",
NULL
};
for (i = 0; hdmi4k[i]; i++) {
if (strstr(mode, hdmi4k[i]))
return 1;
}
return 0;
}
/* below items has feature limited, may need extra judgement */
static bool hdmitx_limited_1080p(void)
{
if (is_meson_gxl_package_805X())
return 1;
else if (is_meson_gxl_package_805Y())
return 1;
else
return 0;
}
/**/
static ssize_t show_disp_cap(struct device *dev,
struct device_attribute *attr, char *buf)
@@ -2197,6 +2225,8 @@ static ssize_t show_disp_cap(struct device *dev,
for (i = 0; disp_mode_t[i]; i++) {
memset(mode_tmp, 0, sizeof(mode_tmp));
strncpy(mode_tmp, disp_mode_t[i], 31);
if (hdmitx_limited_1080p() && is_4k_fmt(mode_tmp))
continue;
vic = hdmitx_edid_get_VIC(&hdmitx_device, mode_tmp, 0);
/* Handling only 4k420 mode */
if (vic == HDMI_Unknown) {