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Khadas Vim1s: Fix monitor not detected after its turned off and on again

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This commit is contained in:
Gunjan Gupta
2023-09-23 23:50:41 +05:30
committed by Igor
parent 6030fa1a4a
commit b7d944a652
1 changed files with 40 additions and 0 deletions
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40
patch/kernel/archive/meson-s4t7-5.4/0001-vim1s-Port-hotplug-fix-from-hdmitx21-to-hdmi_tx_20.patch Normal file
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@@ -0,0 +1,40 @@
From f2655b7411f3c4f0bb6efc7f1f4ebd9c15a30df5 Mon Sep 17 00:00:00 2001
From: Gunjan Gupta <viraniac@gmail.com>
Date: Wed, 6 Sep 2023 08:30:29 +0000
Subject: [PATCH 1/2] vim1s: Port hotplug fix from hdmitx21 to hdmi_tx_20
Based on 69d6ec4d3228db1b5d82b308b668e913beeda6a9
---
.../amlogic/media/vout/hdmitx/hdmi_tx_20/hdmi_tx_main.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/drivers/amlogic/media/vout/hdmitx/hdmi_tx_20/hdmi_tx_main.c b/drivers/amlogic/media/vout/hdmitx/hdmi_tx_20/hdmi_tx_main.c
index af24acb190df..6ca181b6c79a 100644
--- a/drivers/amlogic/media/vout/hdmitx/hdmi_tx_20/hdmi_tx_main.c
+++ b/drivers/amlogic/media/vout/hdmitx/hdmi_tx_20/hdmi_tx_main.c
@@ -5830,7 +5830,9 @@ static int hdmitx_set_current_vmode(enum vmode_e mode, void *data)
recalc_vinfo_sync_duration(vinfo,
hdmitx_device.frac_rate_policy);
- if (!(mode & VMODE_INIT_BIT_MASK)) {
+ if (!(mode & VMODE_INIT_BIT_MASK) || !hdmitx_device.hpd_state) {
+ pr_info("HDMI display force init (%d)\n", hdmitx_device.hpd_state);
+ edidinfo_attach_to_vinfo(&hdmitx_device);
set_disp_mode_auto();
} else {
pr_info("alread display in uboot\n");
@@ -6331,6 +6333,11 @@ static void hdmitx_hpd_plugin_handler(struct work_struct *work)
/*notify to drm hdmi*/
if (hdmitx_device.drm_hpd_cb.callback)
hdmitx_device.drm_hpd_cb.callback(hdmitx_device.drm_hpd_cb.data);
+
+ if (info && info->mode == VMODE_HDMI) {
+ pr_info("HDMI display force refresh\n");
+ set_disp_mode_auto();
+ }
}
static void clear_rx_vinfo(struct hdmitx_dev *hdev)
--
2.34.1