From 95099d4622f8cb224d94e314c7a8e0df60b13f87 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 08:38:01 +0000
Subject: [PATCH] enable docker ppp
---
kernel/drivers/hid/intel-ish-hid/ishtp-hid.c | 63 +++++++++++++++++++++++--------
1 files changed, 46 insertions(+), 17 deletions(-)
diff --git a/kernel/drivers/hid/intel-ish-hid/ishtp-hid.c b/kernel/drivers/hid/intel-ish-hid/ishtp-hid.c
index e918d78..b8aae69 100644
--- a/kernel/drivers/hid/intel-ish-hid/ishtp-hid.c
+++ b/kernel/drivers/hid/intel-ish-hid/ishtp-hid.c
@@ -1,21 +1,13 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ISHTP-HID glue driver.
*
* Copyright (c) 2012-2016, Intel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope 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/hid.h>
+#include <linux/intel-ish-client-if.h>
#include <uapi/linux/input.h>
-#include "ishtp/client.h"
#include "ishtp-hid.h"
/**
@@ -59,10 +51,46 @@
{
}
-static int ishtp_raw_request(struct hid_device *hdev, unsigned char reportnum,
- __u8 *buf, size_t len, unsigned char rtype, int reqtype)
+static int ishtp_raw_request(struct hid_device *hid, unsigned char reportnum,
+ __u8 *buf, size_t len, unsigned char rtype,
+ int reqtype)
{
- return 0;
+ struct ishtp_hid_data *hid_data = hid->driver_data;
+ char *ishtp_buf = NULL;
+ size_t ishtp_buf_len;
+ unsigned int header_size = sizeof(struct hostif_msg);
+
+ if (rtype == HID_OUTPUT_REPORT)
+ return -EINVAL;
+
+ hid_data->request_done = false;
+ switch (reqtype) {
+ case HID_REQ_GET_REPORT:
+ hid_data->raw_buf = buf;
+ hid_data->raw_buf_size = len;
+ hid_data->raw_get_req = true;
+
+ hid_ishtp_get_report(hid, reportnum, rtype);
+ break;
+ case HID_REQ_SET_REPORT:
+ /*
+ * Spare 7 bytes for 64b accesses through
+ * get/put_unaligned_le64()
+ */
+ ishtp_buf_len = len + header_size;
+ ishtp_buf = kzalloc(ishtp_buf_len + 7, GFP_KERNEL);
+ if (!ishtp_buf)
+ return -ENOMEM;
+
+ memcpy(ishtp_buf + header_size, buf, len);
+ hid_ishtp_set_feature(hid, ishtp_buf, ishtp_buf_len, reportnum);
+ kfree(ishtp_buf);
+ break;
+ }
+
+ hid_hw_wait(hid);
+
+ return len;
}
/**
@@ -87,6 +115,7 @@
hid_data->request_done = false;
switch (reqtype) {
case HID_REQ_GET_REPORT:
+ hid_data->raw_get_req = false;
hid_ishtp_get_report(hid, rep->id, rep->type);
break;
case HID_REQ_SET_REPORT:
@@ -116,7 +145,6 @@
static int ishtp_wait_for_response(struct hid_device *hid)
{
struct ishtp_hid_data *hid_data = hid->driver_data;
- struct ishtp_cl_data *client_data = hid_data->client_data;
int rv;
hid_ishtp_trace(client_data, "%s hid %p\n", __func__, hid);
@@ -204,10 +232,11 @@
hid->ll_driver = &ishtp_hid_ll_driver;
hid->bus = BUS_INTEL_ISHTP;
- hid->dev.parent = &client_data->cl_device->dev;
+ hid->dev.parent = ishtp_device(client_data->cl_device);
+
hid->version = le16_to_cpu(ISH_HID_VERSION);
- hid->vendor = le16_to_cpu(ISH_HID_VENDOR);
- hid->product = le16_to_cpu(ISH_HID_PRODUCT);
+ hid->vendor = le16_to_cpu(client_data->hid_devices[cur_hid_dev].vid);
+ hid->product = le16_to_cpu(client_data->hid_devices[cur_hid_dev].pid);
snprintf(hid->name, sizeof(hid->name), "%s %04X:%04X", "hid-ishtp",
hid->vendor, hid->product);
--
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