From 50a212ec906f7524620675f0c57357691c26c81f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 16 Oct 2024 01:20:19 +0000
Subject: [PATCH] 修改GPIO导出默认初始值
---
kernel/drivers/mmc/host/vub300.c | 32 ++++++++++++++++----------------
1 files changed, 16 insertions(+), 16 deletions(-)
diff --git a/kernel/drivers/mmc/host/vub300.c b/kernel/drivers/mmc/host/vub300.c
index aa89057..7dc0e91 100644
--- a/kernel/drivers/mmc/host/vub300.c
+++ b/kernel/drivers/mmc/host/vub300.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Remote VUB300 SDIO/SDmem Host Controller Driver
*
@@ -6,10 +7,6 @@
* based on USB Skeleton driver - 2.2
*
* Copyright (C) 2001-2004 Greg Kroah-Hartman (greg@kroah.com)
- *
- * 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, version 2
*
* VUB300: is a USB 2.0 client device with a single SDIO/SDmem/MMC slot
* Any SDIO/SDmem/MMC device plugged into the VUB300 will appear,
@@ -98,7 +95,7 @@
u8 port_number;
u8 command_type;
u8 command_index;
- u8 command_response[0];
+ u8 command_response[];
} __packed;
struct sd_status_header {
@@ -1366,7 +1363,7 @@
int retval;
for (n = 0; n < sdio_funcs; n++) {
struct sdio_func *sf = card->sdio_func[n];
- l += snprintf(vub300->vub_name + l,
+ l += scnprintf(vub300->vub_name + l,
sizeof(vub300->vub_name) - l, "_%04X%04X",
sf->vendor, sf->device);
}
@@ -1718,6 +1715,9 @@
int bytes = 3 & less_cmd;
int words = less_cmd >> 2;
u8 *r = vub300->resp.response.command_response;
+
+ if (!resp_len)
+ return;
if (bytes == 3) {
cmd->resp[words] = (r[1 + (words << 2)] << 24)
| (r[2 + (words << 2)] << 16)
@@ -2052,6 +2052,7 @@
return;
kref_get(&vub300->kref);
if (enable) {
+ set_current_state(TASK_RUNNING);
mutex_lock(&vub300->irq_mutex);
if (vub300->irqs_queued) {
vub300->irqs_queued -= 1;
@@ -2067,16 +2068,11 @@
vub300_queue_poll_work(vub300, 0);
}
mutex_unlock(&vub300->irq_mutex);
+ set_current_state(TASK_INTERRUPTIBLE);
} else {
vub300->irq_enabled = 0;
}
kref_put(&vub300->kref, vub300_delete);
-}
-
-static void vub300_init_card(struct mmc_host *mmc, struct mmc_card *card)
-{ /* NOT irq */
- struct vub300_mmc_host *vub300 = mmc_priv(mmc);
- dev_info(&vub300->udev->dev, "NO host QUIRKS for this card\n");
}
static const struct mmc_host_ops vub300_mmc_ops = {
@@ -2084,7 +2080,6 @@
.set_ios = vub300_mmc_set_ios,
.get_ro = vub300_mmc_get_ro,
.enable_sdio_irq = vub300_enable_sdio_irq,
- .init_card = vub300_init_card,
};
static int vub300_probe(struct usb_interface *interface,
@@ -2309,14 +2304,14 @@
0x0000, 0x0000, &vub300->system_port_status,
sizeof(vub300->system_port_status), 1000);
if (retval < 0) {
- goto error4;
+ goto error5;
} else if (sizeof(vub300->system_port_status) == retval) {
vub300->card_present =
(0x0001 & vub300->system_port_status.port_flags) ? 1 : 0;
vub300->read_only =
(0x0010 & vub300->system_port_status.port_flags) ? 1 : 0;
} else {
- goto error4;
+ goto error5;
}
usb_set_intfdata(interface, vub300);
INIT_DELAYED_WORK(&vub300->pollwork, vub300_pollwork_thread);
@@ -2339,8 +2334,13 @@
"USB vub300 remote SDIO host controller[%d]"
"connected with no SD/SDIO card inserted\n",
interface_to_InterfaceNumber(interface));
- mmc_add_host(mmc);
+ retval = mmc_add_host(mmc);
+ if (retval)
+ goto error6;
+
return 0;
+error6:
+ del_timer_sync(&vub300->inactivity_timer);
error5:
mmc_free_host(mmc);
/*
--
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