[PATCH 09/13] eeprom: at24: use at24cs_serial_read()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Assign at24cs_serial_read() to at24->read_func if the chip allows serial
number read operation.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
---
 drivers/misc/eeprom/at24.c | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/drivers/misc/eeprom/at24.c b/drivers/misc/eeprom/at24.c
index 5b484bc..9515001 100644
--- a/drivers/misc/eeprom/at24.c
+++ b/drivers/misc/eeprom/at24.c
@@ -162,9 +162,8 @@ static struct i2c_client *at24_translate_offset(struct at24_data *at24,
 	return at24->client[i];
 }
 
-static int __attribute__((unused))
-at24cs_serial_read(struct at24_data *at24,
-		   char *buf, loff_t off, size_t count)
+static int at24cs_serial_read(struct at24_data *at24,
+			      char *buf, loff_t off, size_t count)
 {
 	unsigned long timeout, read_time;
 	struct i2c_client *client;
@@ -614,8 +613,12 @@ static int at24_probe(struct i2c_client *client, const struct i2c_device_id *id)
 	at24->chip = chip;
 	at24->num_addresses = num_addresses;
 
-	at24->read_func = at24_read;
-	at24->write_func = at24_write;
+	if (chip.flags & AT24_FLAG_SERIAL) {
+		at24->read_func = at24cs_serial_read;
+	} else {
+		at24->read_func = at24_read;
+		at24->write_func = at24_write;
+	}
 
 	writable = !(chip.flags & AT24_FLAG_READONLY);
 	if (writable) {
-- 
2.7.4

--
To unsubscribe from this list: send the line "unsubscribe linux-i2c" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux GPIO]     [Linux SPI]     [Linux Hardward Monitoring]     [LM Sensors]     [Linux USB Devel]     [Linux Media]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux