i2c: Fix platform driver hotplug/coldplug

[linux-2.6-omap-h63xx.git] / drivers / i2c / busses / i2c-pnx.c

diff --git a/drivers/i2c/busses/i2c-pnx.c b/drivers/i2c/busses/i2c-pnx.c
index f8d0dff0de7eab4d77e06ae33794b510fb39817d..1ca21084ffcf02117925ccb78222df4b594682de 100644 (file)
--- a/drivers/i2c/busses/i2c-pnx.c
+++ b/drivers/i2c/busses/i2c-pnx.c
@@ -76,7 +76,7 @@ static int i2c_pnx_start(unsigned char slave_addr, struct i2c_adapter *adap)
 {
        struct i2c_pnx_algo_data *alg_data = adap->algo_data;
 
-       dev_dbg(&adap->dev, "%s(): addr 0x%x mode %d\n", __FUNCTION__,
+       dev_dbg(&adap->dev, "%s(): addr 0x%x mode %d\n", __func__,
                slave_addr, alg_data->mif.mode);
 
        /* Check for 7 bit slave addresses only */
@@ -110,14 +110,14 @@ static int i2c_pnx_start(unsigned char slave_addr, struct i2c_adapter *adap)
        iowrite32(ioread32(I2C_REG_STS(alg_data)) | mstatus_tdi | mstatus_afi,
                  I2C_REG_STS(alg_data));
 
-       dev_dbg(&adap->dev, "%s(): sending %#x\n", __FUNCTION__,
+       dev_dbg(&adap->dev, "%s(): sending %#x\n", __func__,
                (slave_addr << 1) | start_bit | alg_data->mif.mode);
 
        /* Write the slave address, START bit and R/W bit */
        iowrite32((slave_addr << 1) | start_bit | alg_data->mif.mode,
                  I2C_REG_TX(alg_data));
 
-       dev_dbg(&adap->dev, "%s(): exit\n", __FUNCTION__);
+       dev_dbg(&adap->dev, "%s(): exit\n", __func__);
 
        return 0;
 }
@@ -135,7 +135,7 @@ static void i2c_pnx_stop(struct i2c_adapter *adap)
        long timeout = 1000;
 
        dev_dbg(&adap->dev, "%s(): entering: stat = %04x.\n",
-               __FUNCTION__, ioread32(I2C_REG_STS(alg_data)));
+               __func__, ioread32(I2C_REG_STS(alg_data)));
 
        /* Write a STOP bit to TX FIFO */
        iowrite32(0xff | stop_bit, I2C_REG_TX(alg_data));
@@ -149,7 +149,7 @@ static void i2c_pnx_stop(struct i2c_adapter *adap)
        }
 
        dev_dbg(&adap->dev, "%s(): exiting: stat = %04x.\n",
-               __FUNCTION__, ioread32(I2C_REG_STS(alg_data)));
+               __func__, ioread32(I2C_REG_STS(alg_data)));
 }
 
 /**
@@ -164,7 +164,7 @@ static int i2c_pnx_master_xmit(struct i2c_adapter *adap)
        u32 val;
 
        dev_dbg(&adap->dev, "%s(): entering: stat = %04x.\n",
-               __FUNCTION__, ioread32(I2C_REG_STS(alg_data)));
+               __func__, ioread32(I2C_REG_STS(alg_data)));
 
        if (alg_data->mif.len > 0) {
                /* We still have something to talk about... */
@@ -179,7 +179,7 @@ static int i2c_pnx_master_xmit(struct i2c_adapter *adap)
                alg_data->mif.len--;
                iowrite32(val, I2C_REG_TX(alg_data));
 
-               dev_dbg(&adap->dev, "%s(): xmit %#x [%d]\n", __FUNCTION__,
+               dev_dbg(&adap->dev, "%s(): xmit %#x [%d]\n", __func__,
                        val, alg_data->mif.len + 1);
 
                if (alg_data->mif.len == 0) {
@@ -197,7 +197,7 @@ static int i2c_pnx_master_xmit(struct i2c_adapter *adap)
                        del_timer_sync(&alg_data->mif.timer);
 
                        dev_dbg(&adap->dev, "%s(): Waking up xfer routine.\n",
-                               __FUNCTION__);
+                               __func__);
 
                        complete(&alg_data->mif.complete);
                }
@@ -213,13 +213,13 @@ static int i2c_pnx_master_xmit(struct i2c_adapter *adap)
                /* Stop timer. */
                del_timer_sync(&alg_data->mif.timer);
                dev_dbg(&adap->dev, "%s(): Waking up xfer routine after "
-                       "zero-xfer.\n", __FUNCTION__);
+                       "zero-xfer.\n", __func__);
 
                complete(&alg_data->mif.complete);
        }
 
        dev_dbg(&adap->dev, "%s(): exiting: stat = %04x.\n",
-               __FUNCTION__, ioread32(I2C_REG_STS(alg_data)));
+               __func__, ioread32(I2C_REG_STS(alg_data)));
 
        return 0;
 }
@@ -237,14 +237,14 @@ static int i2c_pnx_master_rcv(struct i2c_adapter *adap)
        u32 ctl = 0;
 
        dev_dbg(&adap->dev, "%s(): entering: stat = %04x.\n",
-               __FUNCTION__, ioread32(I2C_REG_STS(alg_data)));
+               __func__, ioread32(I2C_REG_STS(alg_data)));
 
        /* Check, whether there is already data,
         * or we didn't 'ask' for it yet.
         */
        if (ioread32(I2C_REG_STS(alg_data)) & mstatus_rfe) {
                dev_dbg(&adap->dev, "%s(): Write dummy data to fill "
-                       "Rx-fifo...\n", __FUNCTION__);
+                       "Rx-fifo...\n", __func__);
 
                if (alg_data->mif.len == 1) {
                        /* Last byte, do not acknowledge next rcv. */
@@ -276,7 +276,7 @@ static int i2c_pnx_master_rcv(struct i2c_adapter *adap)
        if (alg_data->mif.len > 0) {
                val = ioread32(I2C_REG_RX(alg_data));
                *alg_data->mif.buf++ = (u8) (val & 0xff);
-               dev_dbg(&adap->dev, "%s(): rcv 0x%x [%d]\n", __FUNCTION__, val,
+               dev_dbg(&adap->dev, "%s(): rcv 0x%x [%d]\n", __func__, val,
                        alg_data->mif.len);
 
                alg_data->mif.len--;
@@ -300,7 +300,7 @@ static int i2c_pnx_master_rcv(struct i2c_adapter *adap)
        }
 
        dev_dbg(&adap->dev, "%s(): exiting: stat = %04x.\n",
-               __FUNCTION__, ioread32(I2C_REG_STS(alg_data)));
+               __func__, ioread32(I2C_REG_STS(alg_data)));
 
        return 0;
 }
@@ -312,7 +312,7 @@ static irqreturn_t i2c_pnx_interrupt(int irq, void *dev_id)
        struct i2c_pnx_algo_data *alg_data = adap->algo_data;
 
        dev_dbg(&adap->dev, "%s(): mstat = %x mctrl = %x, mode = %d\n",
-               __FUNCTION__,
+               __func__,
                ioread32(I2C_REG_STS(alg_data)),
                ioread32(I2C_REG_CTL(alg_data)),
                alg_data->mif.mode);
@@ -336,7 +336,7 @@ static irqreturn_t i2c_pnx_interrupt(int irq, void *dev_id)
                /* Slave did not acknowledge, generate a STOP */
                dev_dbg(&adap->dev, "%s(): "
                        "Slave did not acknowledge, generating a STOP.\n",
-                       __FUNCTION__);
+                       __func__);
                i2c_pnx_stop(adap);
 
                /* Disable master interrupts. */
@@ -375,7 +375,7 @@ static irqreturn_t i2c_pnx_interrupt(int irq, void *dev_id)
        iowrite32(stat | mstatus_tdi | mstatus_afi, I2C_REG_STS(alg_data));
 
        dev_dbg(&adap->dev, "%s(): exiting, stat = %x ctrl = %x.\n",
-                __FUNCTION__, ioread32(I2C_REG_STS(alg_data)),
+                __func__, ioread32(I2C_REG_STS(alg_data)),
                 ioread32(I2C_REG_CTL(alg_data)));
 
        return IRQ_HANDLED;
@@ -447,7 +447,7 @@ i2c_pnx_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num)
        u32 stat = ioread32(I2C_REG_STS(alg_data));
 
        dev_dbg(&adap->dev, "%s(): entering: %d messages, stat = %04x.\n",
-               __FUNCTION__, num, ioread32(I2C_REG_STS(alg_data)));
+               __func__, num, ioread32(I2C_REG_STS(alg_data)));
 
        bus_reset_if_active(adap);
 
@@ -473,7 +473,7 @@ i2c_pnx_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num)
                alg_data->mif.ret = 0;
                alg_data->last = (i == num - 1);
 
-               dev_dbg(&adap->dev, "%s(): mode %d, %d bytes\n", __FUNCTION__,
+               dev_dbg(&adap->dev, "%s(): mode %d, %d bytes\n", __func__,
                        alg_data->mif.mode,
                        alg_data->mif.len);
 
@@ -498,7 +498,7 @@ i2c_pnx_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num)
                if (!(rc = alg_data->mif.ret))
                        completed++;
                dev_dbg(&adap->dev, "%s(): Complete, return code = %d.\n",
-                       __FUNCTION__, rc);
+                       __func__, rc);
 
                /* Clear TDI and AFI bits in case they are set. */
                if ((stat = ioread32(I2C_REG_STS(alg_data))) & mstatus_tdi) {
@@ -522,7 +522,7 @@ i2c_pnx_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num)
        alg_data->mif.len = 0;
 
        dev_dbg(&adap->dev, "%s(): exiting, stat = %x\n",
-               __FUNCTION__, ioread32(I2C_REG_STS(alg_data)));
+               __func__, ioread32(I2C_REG_STS(alg_data)));
 
        if (completed != num)
                return ((rc < 0) ? rc : -EREMOTEIO);
@@ -563,7 +563,7 @@ static int __devinit i2c_pnx_probe(struct platform_device *pdev)
 
        if (!i2c_pnx || !i2c_pnx->adapter) {
                dev_err(&pdev->dev, "%s: no platform data supplied\n",
-                      __FUNCTION__);
+                      __func__);
                ret = -EINVAL;
                goto out;
        }
@@ -697,6 +697,7 @@ static void __exit i2c_adap_pnx_exit(void)
 MODULE_AUTHOR("Vitaly Wool, Dennis Kovalev <source@mvista.com>");
 MODULE_DESCRIPTION("I2C driver for Philips IP3204-based I2C busses");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:pnx-i2c");
 
 /* We need to make sure I2C is initialized before USB */
 subsys_initcall(i2c_adap_pnx_init);