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media: i2c: rk628: extended hpd pull down time

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Signed-off-by: Chen Shunqing <csq@rock-chips.com>
Change-Id: I6a1d531f9c37ad4d7873bd86f2d5dc1f6e66e75f
This commit is contained in:
Chen Shunqing
2024-04-17 16:29:15 +08:00
parent c7111f012d
commit 47e0b52d12
2 changed files with 16 additions and 4 deletions
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10
drivers/media/i2c/rk628/rk628_bt1120_v4l2.c
View File

@@ -90,6 +90,7 @@ struct rk628_bt1120 {
u32 stream_state;
int hdmirx_irq;
int plugin_irq;
int lock_fail_time;
bool nosignal;
bool rxphy_pwron;
bool enable_hdcp;
@@ -337,13 +338,14 @@ static void rk628_hdmirx_plugout(struct v4l2_subdev *sd)
static void rk628_hdmirx_config_all(struct v4l2_subdev *sd)
{
int ret;
int ret, delay;
struct rk628_bt1120 *bt1120 = to_bt1120(sd);
ret = rk628_hdmirx_phy_setup(sd);
if (ret >= 0 && !rk628_hdmirx_scdc_ced_err(bt1120->rk628)) {
ret = rk628_bt1120_format_change(sd);
if (!ret) {
bt1120->lock_fail_time = 0;
bt1120->nosignal = false;
return;
}
@@ -351,8 +353,12 @@ static void rk628_hdmirx_config_all(struct v4l2_subdev *sd)
if (ret < 0 || rk628_hdmirx_scdc_ced_err(bt1120->rk628)) {
rk628_hdmirx_plugout(sd);
bt1120->lock_fail_time++;
v4l2_dbg(1, debug, sd, "%s: lock fail time: %d\n",
__func__, bt1120->lock_fail_time);
delay = 800 + 800 * ((bt1120->lock_fail_time + 1) % 2);
schedule_delayed_work(&bt1120->delayed_work_enable_hotplug,
msecs_to_jiffies(800));
msecs_to_jiffies(delay));
}
}

10
drivers/media/i2c/rk628/rk628_csi_v4l2.c
View File

@@ -114,6 +114,7 @@ struct rk628_csi {
u32 stream_state;
int hdmirx_irq;
int plugin_irq;
int lock_fail_time;
bool nosignal;
bool rxphy_pwron;
bool txphy_pwron;
@@ -479,13 +480,14 @@ static void rk628_hdmirx_plugout(struct v4l2_subdev *sd)
static void rk628_hdmirx_config_all(struct v4l2_subdev *sd)
{
int ret;
int ret, delay;
struct rk628_csi *csi = to_csi(sd);
ret = rk628_hdmirx_phy_setup(sd);
if (ret >= 0 && !rk628_hdmirx_scdc_ced_err(csi->rk628)) {
ret = rk628_csi_format_change(sd);
if (!ret) {
csi->lock_fail_time = 0;
csi->nosignal = false;
return;
}
@@ -493,8 +495,12 @@ static void rk628_hdmirx_config_all(struct v4l2_subdev *sd)
if (ret < 0 || rk628_hdmirx_scdc_ced_err(csi->rk628)) {
rk628_hdmirx_plugout(sd);
csi->lock_fail_time++;
v4l2_dbg(1, debug, sd, "%s: lock fail time: %d\n",
__func__, csi->lock_fail_time);
delay = 800 + 800 * ((csi->lock_fail_time + 1) % 2);
schedule_delayed_work(&csi->delayed_work_enable_hotplug,
msecs_to_jiffies(800));
msecs_to_jiffies(delay));
}
}