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Date:   Thu, 28 Jan 2021 16:10:30 +0800
Message-Id: <20210128081030.2345998-1-hsiufangho@google.com>
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Subject: [PATCH] eeprom: at24: Add permission to write_timeout
From:   Jenny Ho <hsiufangho@google.com>
To:     Bartosz Golaszewski <bgolaszewski@baylibre.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Arnd Bergmann <arnd@arndb.de>
Cc:     linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org,
        Jenny Ho <hsiufangho@google.com>
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Need to change timeout time for different use
cases to prevent I2C error cases. Open the api
and allow Read/Write permission to write_timeout

Signed-off-by: Jenny Ho <hsiufangho@google.com>
---
 drivers/misc/eeprom/at24.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/misc/eeprom/at24.c b/drivers/misc/eeprom/at24.c
index 926408b41270..39caead4058c 100644
--- a/drivers/misc/eeprom/at24.c
+++ b/drivers/misc/eeprom/at24.c
@@ -117,7 +117,7 @@ MODULE_PARM_DESC(at24_io_limit, "Maximum bytes per I/O (default 128)");
  * it's important to recover from write timeouts.
  */
 static unsigned int at24_write_timeout = 25;
-module_param_named(write_timeout, at24_write_timeout, uint, 0);
+module_param_named(write_timeout, at24_write_timeout, uint, 0600);
 MODULE_PARM_DESC(at24_write_timeout, "Time (in ms) to try writes (default 25)");
 
 struct at24_chip_data {
-- 
2.30.0.280.ga3ce27912f-goog