From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM
---
kernel/drivers/mmc/core/pwrseq_simple.c | 17 ++++++++++-------
1 files changed, 10 insertions(+), 7 deletions(-)
diff --git a/kernel/drivers/mmc/core/pwrseq_simple.c b/kernel/drivers/mmc/core/pwrseq_simple.c
index a8b9fee..ea4d367 100644
--- a/kernel/drivers/mmc/core/pwrseq_simple.c
+++ b/kernel/drivers/mmc/core/pwrseq_simple.c
@@ -1,9 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2014 Linaro Ltd
*
* Author: Ulf Hansson <ulf.hansson@linaro.org>
- *
- * License terms: GNU General Public License (GPL) version 2
*
* Simple MMC power sequence management
*/
@@ -40,17 +39,21 @@
struct gpio_descs *reset_gpios = pwrseq->reset_gpios;
if (!IS_ERR(reset_gpios)) {
- int i, *values;
+ unsigned long *values;
int nvalues = reset_gpios->ndescs;
- values = kmalloc_array(nvalues, sizeof(int), GFP_KERNEL);
+ values = bitmap_alloc(nvalues, GFP_KERNEL);
if (!values)
return;
- for (i = 0; i < nvalues; i++)
- values[i] = value;
+ if (value)
+ bitmap_fill(values, nvalues);
+ else
+ bitmap_zero(values, nvalues);
- gpiod_set_array_value_cansleep(nvalues, reset_gpios->desc, values);
+ gpiod_set_array_value_cansleep(nvalues, reset_gpios->desc,
+ reset_gpios->info, values);
+
kfree(values);
}
}
--
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