From 2f7c68cb55ecb7331f2381deb497c27155f32faf Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 03 Jan 2024 09:43:39 +0000
Subject: [PATCH] update kernel to 5.10.198
---
kernel/drivers/media/usb/pvrusb2/pvrusb2-dvb.c | 99 +++++++++++++++++++++++++++++++++++--------------
1 files changed, 70 insertions(+), 29 deletions(-)
diff --git a/kernel/drivers/media/usb/pvrusb2/pvrusb2-dvb.c b/kernel/drivers/media/usb/pvrusb2/pvrusb2-dvb.c
index 4b32b21..6954584 100644
--- a/kernel/drivers/media/usb/pvrusb2/pvrusb2-dvb.c
+++ b/kernel/drivers/media/usb/pvrusb2/pvrusb2-dvb.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* pvrusb2-dvb.c - linux-dvb api interface to the pvrusb2 driver.
*
* Copyright (C) 2007, 2008 Michael Krufky <mkrufky@linuxtv.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
*/
#include <linux/kthread.h>
@@ -343,26 +334,19 @@
goto done;
}
- if ((dvb_props->frontend_attach(adap) == 0) && (adap->fe)) {
-
- if (dvb_register_frontend(&adap->dvb_adap, adap->fe)) {
+ if (dvb_props->frontend_attach(adap) == 0 && adap->fe[0]) {
+ if (dvb_register_frontend(&adap->dvb_adap, adap->fe[0])) {
pvr2_trace(PVR2_TRACE_ERROR_LEGS,
"frontend registration failed!");
- dvb_frontend_detach(adap->fe);
- adap->fe = NULL;
ret = -ENODEV;
- goto done;
+ goto fail_frontend0;
}
+ if (adap->fe[0]->ops.analog_ops.standby)
+ adap->fe[0]->ops.analog_ops.standby(adap->fe[0]);
- if (dvb_props->tuner_attach)
- dvb_props->tuner_attach(adap);
-
- if (adap->fe->ops.analog_ops.standby)
- adap->fe->ops.analog_ops.standby(adap->fe);
-
- /* Ensure all frontends negotiate bus access */
- adap->fe->ops.ts_bus_ctrl = pvr2_dvb_bus_ctrl;
-
+ pvr2_trace(PVR2_TRACE_INFO, "transferring fe[%d] ts_bus_ctrl() to pvr2_dvb_bus_ctrl()",
+ adap->fe[0]->id);
+ adap->fe[0]->ops.ts_bus_ctrl = pvr2_dvb_bus_ctrl;
} else {
pvr2_trace(PVR2_TRACE_ERROR_LEGS,
"no frontend was attached!");
@@ -370,17 +354,74 @@
return ret;
}
- done:
+ if (dvb_props->tuner_attach && dvb_props->tuner_attach(adap)) {
+ pvr2_trace(PVR2_TRACE_ERROR_LEGS, "tuner attach failed");
+ ret = -ENODEV;
+ goto fail_tuner;
+ }
+
+ if (adap->fe[1]) {
+ adap->fe[1]->id = 1;
+ adap->fe[1]->tuner_priv = adap->fe[0]->tuner_priv;
+ memcpy(&adap->fe[1]->ops.tuner_ops,
+ &adap->fe[0]->ops.tuner_ops,
+ sizeof(struct dvb_tuner_ops));
+
+ if (dvb_register_frontend(&adap->dvb_adap, adap->fe[1])) {
+ pvr2_trace(PVR2_TRACE_ERROR_LEGS,
+ "frontend registration failed!");
+ ret = -ENODEV;
+ goto fail_frontend1;
+ }
+ /* MFE lock */
+ adap->dvb_adap.mfe_shared = 1;
+
+ if (adap->fe[1]->ops.analog_ops.standby)
+ adap->fe[1]->ops.analog_ops.standby(adap->fe[1]);
+
+ pvr2_trace(PVR2_TRACE_INFO, "transferring fe[%d] ts_bus_ctrl() to pvr2_dvb_bus_ctrl()",
+ adap->fe[1]->id);
+ adap->fe[1]->ops.ts_bus_ctrl = pvr2_dvb_bus_ctrl;
+ }
+done:
pvr2_channel_limit_inputs(&adap->channel, 0);
+ return ret;
+
+fail_frontend1:
+ dvb_frontend_detach(adap->fe[1]);
+ adap->fe[1] = NULL;
+fail_tuner:
+ dvb_unregister_frontend(adap->fe[0]);
+fail_frontend0:
+ dvb_frontend_detach(adap->fe[0]);
+ adap->fe[0] = NULL;
+ dvb_module_release(adap->i2c_client_tuner);
+ dvb_module_release(adap->i2c_client_demod[1]);
+ dvb_module_release(adap->i2c_client_demod[0]);
+
return ret;
}
static int pvr2_dvb_frontend_exit(struct pvr2_dvb_adapter *adap)
{
- if (adap->fe != NULL) {
- dvb_unregister_frontend(adap->fe);
- dvb_frontend_detach(adap->fe);
+ if (adap->fe[1]) {
+ dvb_unregister_frontend(adap->fe[1]);
+ dvb_frontend_detach(adap->fe[1]);
+ adap->fe[1] = NULL;
}
+ if (adap->fe[0]) {
+ dvb_unregister_frontend(adap->fe[0]);
+ dvb_frontend_detach(adap->fe[0]);
+ adap->fe[0] = NULL;
+ }
+
+ dvb_module_release(adap->i2c_client_tuner);
+ adap->i2c_client_tuner = NULL;
+ dvb_module_release(adap->i2c_client_demod[1]);
+ adap->i2c_client_demod[1] = NULL;
+ dvb_module_release(adap->i2c_client_demod[0]);
+ adap->i2c_client_demod[0] = NULL;
+
return 0;
}
--
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