i2c: testunit: move code to avoid a forward declaration

To avoid forward declarations in upcoming code, move the workqueue
handler as-is downwards. This will ease review of the new features.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>

diff --git a/drivers/i2c/i2c-slave-testunit.c b/drivers/i2c/i2c-slave-testunit.c
index 04060bc8a9d094cec7ffe75500ecb36420a0c6d4..df54185e5e9a715ae4e96918bcb6b2020be1daf1 100644 (file)
--- a/drivers/i2c/i2c-slave-testunit.c
+++ b/drivers/i2c/i2c-slave-testunit.c
@@ -48,48 +48,6 @@ struct testunit_data {
 
 static char tu_version_info[] = "v" UTS_RELEASE "\n\0";
 
-static void i2c_slave_testunit_work(struct work_struct *work)
-{
-       struct testunit_data *tu = container_of(work, struct testunit_data, worker.work);
-       struct i2c_msg msg;
-       u8 msgbuf[256];
-       int ret = 0;
-
-       msg.addr = I2C_CLIENT_END;
-       msg.buf = msgbuf;
-
-       switch (tu->regs[TU_REG_CMD]) {
-       case TU_CMD_READ_BYTES:
-               msg.addr = tu->regs[TU_REG_DATAL];
-               msg.flags = I2C_M_RD;
-               msg.len = tu->regs[TU_REG_DATAH];
-               break;
-
-       case TU_CMD_SMBUS_HOST_NOTIFY:
-               msg.addr = 0x08;
-               msg.flags = 0;
-               msg.len = 3;
-               msgbuf[0] = tu->client->addr;
-               msgbuf[1] = tu->regs[TU_REG_DATAL];
-               msgbuf[2] = tu->regs[TU_REG_DATAH];
-               break;
-
-       default:
-               break;
-       }
-
-       if (msg.addr != I2C_CLIENT_END) {
-               ret = i2c_transfer(tu->client->adapter, &msg, 1);
-               /* convert '0 msgs transferred' to errno */
-               ret = (ret == 0) ? -EIO : ret;
-       }
-
-       if (ret < 0)
-               dev_err(&tu->client->dev, "CMD%02X failed (%d)\n", tu->regs[TU_REG_CMD], ret);
-
-       clear_bit(TU_FLAG_IN_PROCESS, &tu->flags);
-}
-
 static int i2c_slave_testunit_slave_cb(struct i2c_client *client,
                                     enum i2c_slave_event event, u8 *val)
 {
@@ -166,6 +124,48 @@ static int i2c_slave_testunit_slave_cb(struct i2c_client *client,
        return ret;
 }
 
+static void i2c_slave_testunit_work(struct work_struct *work)
+{
+       struct testunit_data *tu = container_of(work, struct testunit_data, worker.work);
+       struct i2c_msg msg;
+       u8 msgbuf[256];
+       int ret = 0;
+
+       msg.addr = I2C_CLIENT_END;
+       msg.buf = msgbuf;
+
+       switch (tu->regs[TU_REG_CMD]) {
+       case TU_CMD_READ_BYTES:
+               msg.addr = tu->regs[TU_REG_DATAL];
+               msg.flags = I2C_M_RD;
+               msg.len = tu->regs[TU_REG_DATAH];
+               break;
+
+       case TU_CMD_SMBUS_HOST_NOTIFY:
+               msg.addr = 0x08;
+               msg.flags = 0;
+               msg.len = 3;
+               msgbuf[0] = tu->client->addr;
+               msgbuf[1] = tu->regs[TU_REG_DATAL];
+               msgbuf[2] = tu->regs[TU_REG_DATAH];
+               break;
+
+       default:
+               break;
+       }
+
+       if (msg.addr != I2C_CLIENT_END) {
+               ret = i2c_transfer(tu->client->adapter, &msg, 1);
+               /* convert '0 msgs transferred' to errno */
+               ret = (ret == 0) ? -EIO : ret;
+       }
+
+       if (ret < 0)
+               dev_err(&tu->client->dev, "CMD%02X failed (%d)\n", tu->regs[TU_REG_CMD], ret);
+
+       clear_bit(TU_FLAG_IN_PROCESS, &tu->flags);
+}
+
 static int i2c_slave_testunit_probe(struct i2c_client *client)
 {
        struct testunit_data *tu;