tpm/st33zp24/spi: Use functions name with st33zp24_spi_ prefix

Make sure every function name use st33zp24_spi_ prefix.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>

diff --git a/drivers/char/tpm/st33zp24/spi.c b/drivers/char/tpm/st33zp24/spi.c
index 74c5fcc..f42c443 100644 (file)
--- a/drivers/char/tpm/st33zp24/spi.c
+++ b/drivers/char/tpm/st33zp24/spi.c
@@ -145,7 +145,7 @@ static int st33zp24_spi_send(void *phy_id, u8 tpm_register, u8 *tpm_data,
 } /* st33zp24_spi_send() */
 
 /*
- * read8_recv
+ * st33zp24_spi_read8_recv
  * Recv byte from the TIS register according to the ST33ZP24 SPI protocol.
  * @param: phy_id, the phy description
  * @param: tpm_register, the tpm tis register where the data should be read
@@ -153,7 +153,8 @@ static int st33zp24_spi_send(void *phy_id, u8 tpm_register, u8 *tpm_data,
  * @param: tpm_size, tpm TPM response size to read.
  * @return: should be zero if success else a negative error code.
  */
-static int read8_reg(void *phy_id, u8 tpm_register, u8 *tpm_data, int tpm_size)
+static int st33zp24_spi_read8_reg(void *phy_id, u8 tpm_register, u8 *tpm_data,
+                                 int tpm_size)
 {
        u8 data = 0;
        int total_length = 0, ret;
@@ -185,7 +186,7 @@ static int read8_reg(void *phy_id, u8 tpm_register, u8 *tpm_data, int tpm_size)
        }
 
        return ret;
-} /* read8_reg() */
+} /* st33zp24_spi_read8_reg() */
 
 /*
  * st33zp24_spi_recv
@@ -201,13 +202,13 @@ static int st33zp24_spi_recv(void *phy_id, u8 tpm_register, u8 *tpm_data,
 {
        int ret;
 
-       ret = read8_reg(phy_id, tpm_register, tpm_data, tpm_size);
+       ret = st33zp24_spi_read8_reg(phy_id, tpm_register, tpm_data, tpm_size);
        if (!st33zp24_status_to_errno(ret))
                return tpm_size;
        return ret;
 } /* st33zp24_spi_recv() */
 
-static int evaluate_latency(void *phy_id)
+static int st33zp24_spi_evaluate_latency(void *phy_id)
 {
        struct st33zp24_spi_phy *phy = phy_id;
        int latency = 1, status = 0;
@@ -215,7 +216,8 @@ static int evaluate_latency(void *phy_id)
 
        while (!status && latency < MAX_SPI_LATENCY) {
                phy->latency = latency;
-               status = read8_reg(phy_id, TPM_INTF_CAPABILITY, &data, 1);
+               status = st33zp24_spi_read8_reg(phy_id, TPM_INTF_CAPABILITY,
+                                               &data, 1);
                latency++;
        }
        return latency - 1;
@@ -227,7 +229,7 @@ static const struct st33zp24_phy_ops spi_phy_ops = {
 };
 
 #ifdef CONFIG_OF
-static int tpm_stm_spi_of_request_resources(struct st33zp24_spi_phy *phy)
+static int st33zp24_spi_of_request_resources(struct st33zp24_spi_phy *phy)
 {
        struct device_node *pp;
        struct spi_device *dev = phy->spi_device;
@@ -265,14 +267,14 @@ static int tpm_stm_spi_of_request_resources(struct st33zp24_spi_phy *phy)
        return 0;
 }
 #else
-static int tpm_stm_spi_of_request_resources(struct st33zp24_spi_phy *phy)
+static int st33zp24_spi_of_request_resources(struct st33zp24_spi_phy *phy)
 {
        return -ENODEV;
 }
 #endif
 
-static int tpm_stm_spi_request_resources(struct spi_device *dev,
-                                        struct st33zp24_spi_phy *phy)
+static int st33zp24_spi_request_resources(struct spi_device *dev,
+                                         struct st33zp24_spi_phy *phy)
 {
        struct st33zp24_platform_data *pdata;
        int ret;
@@ -301,13 +303,12 @@ static int tpm_stm_spi_request_resources(struct spi_device *dev,
 }
 
 /*
- * tpm_st33_spi_probe initialize the TPM device
+ * st33zp24_spi_probe initialize the TPM device
  * @param: dev, the spi_device drescription (TPM SPI description).
  * @return: 0 in case of success.
  *      or a negative value describing the error.
  */
-static int
-tpm_st33_spi_probe(struct spi_device *dev)
+static int st33zp24_spi_probe(struct spi_device *dev)
 {
        int ret;
        struct st33zp24_platform_data *pdata;
@@ -328,11 +329,11 @@ tpm_st33_spi_probe(struct spi_device *dev)
        phy->spi_device = dev;
        pdata = dev->dev.platform_data;
        if (!pdata && dev->dev.of_node) {
-               ret = tpm_stm_spi_of_request_resources(phy);
+               ret = st33zp24_spi_of_request_resources(phy);
                if (ret)
                        return ret;
        } else if (pdata) {
-               ret = tpm_stm_spi_request_resources(dev, phy);
+               ret = st33zp24_spi_request_resources(dev, phy);
                if (ret)
                        return ret;
        }
@@ -340,7 +341,7 @@ tpm_st33_spi_probe(struct spi_device *dev)
        phy->spi_xfer.tx_buf = phy->tx_buf;
        phy->spi_xfer.rx_buf = phy->rx_buf;
 
-       phy->latency = evaluate_latency(phy);
+       phy->latency = st33zp24_spi_evaluate_latency(phy);
        if (phy->latency <= 0)
                return -ENODEV;
 
@@ -349,11 +350,11 @@ tpm_st33_spi_probe(struct spi_device *dev)
 }
 
 /*
- * tpm_st33_spi_remove remove the TPM device
+ * st33zp24_spi_remove remove the TPM device
  * @param: client, the spi_device drescription (TPM SPI description).
  * @return: 0 in case of success.
  */
-static int tpm_st33_spi_remove(struct spi_device *dev)
+static int st33zp24_spi_remove(struct spi_device *dev)
 {
        struct tpm_chip *chip = spi_get_drvdata(dev);
 
@@ -377,18 +378,18 @@ MODULE_DEVICE_TABLE(of, of_st33zp24_spi_match);
 static SIMPLE_DEV_PM_OPS(st33zp24_spi_ops, st33zp24_pm_suspend,
                         st33zp24_pm_resume);
 
-static struct spi_driver tpm_st33_spi_driver = {
+static struct spi_driver st33zp24_spi_driver = {
        .driver = {
                .name = TPM_ST33_SPI,
                .pm = &st33zp24_spi_ops,
                .of_match_table = of_match_ptr(of_st33zp24_spi_match),
        },
-       .probe = tpm_st33_spi_probe,
-       .remove = tpm_st33_spi_remove,
+       .probe = st33zp24_spi_probe,
+       .remove = st33zp24_spi_remove,
        .id_table = st33zp24_spi_id,
 };
 
-module_spi_driver(tpm_st33_spi_driver);
+module_spi_driver(st33zp24_spi_driver);
 
 MODULE_AUTHOR("TPM support (TPMsupport@list.st.com)");
 MODULE_DESCRIPTION("STM TPM 1.2 SPI ST33 Driver");