can: peak_pci: convert comments to network style comments

This patch converts all comments to network subsystem style comments.

Cc: Stephane Grosjean <s.grosjean@peak-system.com>
Link: https://lore.kernel.org/r/20210616102811.2449426-8-mkl@pengutronix.de
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

diff --git a/drivers/net/can/sja1000/peak_pci.c b/drivers/net/can/sja1000/peak_pci.c
index 84eac8c..5fec26c 100644 (file)
--- a/drivers/net/can/sja1000/peak_pci.c
+++ b/drivers/net/can/sja1000/peak_pci.c
@@ -41,9 +41,7 @@ struct peak_pci_chan {
 #define PEAK_PCI_CDR           (CDR_CBP | CDR_CLKOUT_MASK)
 #define PEAK_PCI_OCR           OCR_TX0_PUSHPULL
 
-/*
- * Important PITA registers
- */
+/* Important PITA registers */
 #define PITA_ICR               0x00    /* Interrupt control register */
 #define PITA_GPIOICR           0x18    /* GPIO interface control register */
 #define PITA_MISC              0x1C    /* Miscellaneous register */
@@ -88,9 +86,7 @@ static const struct pci_device_id peak_pci_tbl[] = {
 MODULE_DEVICE_TABLE(pci, peak_pci_tbl);
 
 #ifdef CONFIG_CAN_PEAK_PCIEC
-/*
- * PCAN-ExpressCard needs I2C bit-banging configuration option.
- */
+/* PCAN-ExpressCard needs I2C bit-banging configuration option. */
 
 /* GPIOICR byte access offsets */
 #define PITA_GPOUT             0x18    /* GPx output value */
@@ -230,9 +226,7 @@ static int pita_getscl(void *data)
        return (readb(card->cfg_base + PITA_GPIN) & PITA_GPIN_SCL) ? 1 : 0;
 }
 
-/*
- * write commands to the LED chip though the I2C-bus of the PCAN-PCIeC
- */
+/* write commands to the LED chip though the I2C-bus of the PCAN-PCIeC */
 static int peak_pciec_write_pca9553(struct peak_pciec_card *card,
                                    u8 offset, u8 data)
 {
@@ -261,9 +255,7 @@ static int peak_pciec_write_pca9553(struct peak_pciec_card *card,
        return 0;
 }
 
-/*
- * delayed work callback used to control the LEDs
- */
+/* delayed work callback used to control the LEDs */
 static void peak_pciec_led_work(struct work_struct *work)
 {
        struct peak_pciec_card *card =
@@ -309,9 +301,7 @@ static void peak_pciec_led_work(struct work_struct *work)
                schedule_delayed_work(&card->led_work, HZ);
 }
 
-/*
- * set LEDs blinking state
- */
+/* set LEDs blinking state */
 static void peak_pciec_set_leds(struct peak_pciec_card *card, u8 led_mask, u8 s)
 {
        u8 new_led = card->led_cache;
@@ -328,25 +318,19 @@ static void peak_pciec_set_leds(struct peak_pciec_card *card, u8 led_mask, u8 s)
        peak_pciec_write_pca9553(card, 5, new_led);
 }
 
-/*
- * start one second delayed work to control LEDs
- */
+/* start one second delayed work to control LEDs */
 static void peak_pciec_start_led_work(struct peak_pciec_card *card)
 {
        schedule_delayed_work(&card->led_work, HZ);
 }
 
-/*
- * stop LEDs delayed work
- */
+/* stop LEDs delayed work */
 static void peak_pciec_stop_led_work(struct peak_pciec_card *card)
 {
        cancel_delayed_work_sync(&card->led_work);
 }
 
-/*
- * initialize the PCA9553 4-bit I2C-bus LED chip
- */
+/* initialize the PCA9553 4-bit I2C-bus LED chip */
 static int peak_pciec_init_leds(struct peak_pciec_card *card)
 {
        int err;
@@ -375,17 +359,14 @@ static int peak_pciec_init_leds(struct peak_pciec_card *card)
        return peak_pciec_write_pca9553(card, 5, PCA9553_LS0_INIT);
 }
 
-/*
- * restore LEDs state to off peak_pciec_leds_exit
- */
+/* restore LEDs state to off peak_pciec_leds_exit */
 static void peak_pciec_leds_exit(struct peak_pciec_card *card)
 {
        /* switch LEDs to off */
        peak_pciec_write_pca9553(card, 5, PCA9553_LED_OFF_ALL);
 }
 
-/*
- * normal write sja1000 register method overloaded to catch when controller
+/* normal write sja1000 register method overloaded to catch when controller
  * is started or stopped, to control leds
  */
 static void peak_pciec_write_reg(const struct sja1000_priv *priv,
@@ -506,9 +487,7 @@ static void peak_pciec_remove(struct peak_pciec_card *card)
 
 #else /* CONFIG_CAN_PEAK_PCIEC */
 
-/*
- * Placebo functions when PCAN-ExpressCard support is not selected
- */
+/* Placebo functions when PCAN-ExpressCard support is not selected */
 static inline int peak_pciec_probe(struct pci_dev *pdev, struct net_device *dev)
 {
        return -ENODEV;
@@ -642,8 +621,7 @@ static int peak_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
                chan->prev_dev = pci_get_drvdata(pdev);
                pci_set_drvdata(pdev, dev);
 
-               /*
-                * PCAN-ExpressCard needs some additional i2c init.
+               /* PCAN-ExpressCard needs some additional i2c init.
                 * This must be done *before* register_sja1000dev() but
                 * *after* devices linkage
                 */
@@ -709,7 +687,8 @@ failure_disable_pci:
 
        /* pci_xxx_config_word() return positive PCIBIOS_xxx error codes while
         * the probe() function must return a negative errno in case of failure
-        * (err is unchanged if negative) */
+        * (err is unchanged if negative)
+        */
        return pcibios_err_to_errno(err);
 }