tree bb5c18d4a5ff014a4a521fb5817ad231e8d0c81f
parent 2d8331792ea3f5ccfd147288afba148537337019
author Evgeniy Polyakov <[EMAIL PROTECTED]> Wed, 03 Aug 2005 15:14:50 +0400
committer Greg Kroah-Hartman <[EMAIL PROTECTED]> Fri, 09 Sep 2005 04:41:26 -0700

[PATCH] W1: Sync with w1/ds9490 tree.

Whitespace, static/nonstatic cleanups.

Signed-off-by: Evgeniy Polyakov <[EMAIL PROTECTED]>
Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>

 drivers/w1/ds_w1_bridge.c |   24 +++---
 drivers/w1/dscore.c       |  161 ++++++++++++++++++++++++----------------------
 drivers/w1/dscore.h       |   10 --
 3 files changed, 99 insertions(+), 96 deletions(-)

diff --git a/drivers/w1/ds_w1_bridge.c b/drivers/w1/ds_w1_bridge.c
--- a/drivers/w1/ds_w1_bridge.c
+++ b/drivers/w1/ds_w1_bridge.c
@@ -1,8 +1,8 @@
 /*
- *     ds_w1_bridge.c
+ *     ds_w1_bridge.c
  *
  * Copyright (c) 2004 Evgeniy Polyakov <[EMAIL PROTECTED]>
- * 
+ *
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -25,7 +25,7 @@
 #include "../w1/w1.h"
 #include "../w1/w1_int.h"
 #include "dscore.h"
-       
+
 static struct ds_device *ds_dev;
 static struct w1_bus_master *ds_bus_master;
 
@@ -120,7 +120,7 @@ static u8 ds9490r_reset(unsigned long da
 static int __devinit ds_w1_init(void)
 {
        int err;
-       
+
        ds_bus_master = kmalloc(sizeof(*ds_bus_master), GFP_KERNEL);
        if (!ds_bus_master) {
                printk(KERN_ERR "Failed to allocate DS9490R USB<->W1 bus_master 
structure.\n");
@@ -136,14 +136,14 @@ static int __devinit ds_w1_init(void)
 
        memset(ds_bus_master, 0, sizeof(*ds_bus_master));
 
-       ds_bus_master->data             = (unsigned long)ds_dev;
-       ds_bus_master->touch_bit        = &ds9490r_touch_bit;
-       ds_bus_master->read_bit         = &ds9490r_read_bit;
-       ds_bus_master->write_bit        = &ds9490r_write_bit;
-       ds_bus_master->read_byte        = &ds9490r_read_byte;
-       ds_bus_master->write_byte       = &ds9490r_write_byte;
-       ds_bus_master->read_block       = &ds9490r_read_block;
-       ds_bus_master->write_block      = &ds9490r_write_block;
+       ds_bus_master->data             = (unsigned long)ds_dev;
+       ds_bus_master->touch_bit        = &ds9490r_touch_bit;
+       ds_bus_master->read_bit         = &ds9490r_read_bit;
+       ds_bus_master->write_bit        = &ds9490r_write_bit;
+       ds_bus_master->read_byte        = &ds9490r_read_byte;
+       ds_bus_master->write_byte       = &ds9490r_write_byte;
+       ds_bus_master->read_block       = &ds9490r_read_block;
+       ds_bus_master->write_block      = &ds9490r_write_block;
        ds_bus_master->reset_bus        = &ds9490r_reset;
 
        err = w1_add_master_device(ds_bus_master);
diff --git a/drivers/w1/dscore.c b/drivers/w1/dscore.c
--- a/drivers/w1/dscore.c
+++ b/drivers/w1/dscore.c
@@ -1,8 +1,8 @@
 /*
- *     dscore.c
+ *     dscore.c
  *
  * Copyright (c) 2004 Evgeniy Polyakov <[EMAIL PROTECTED]>
- * 
+ *
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -32,19 +32,16 @@ static struct usb_device_id ds_id_table 
 };
 MODULE_DEVICE_TABLE(usb, ds_id_table);
 
-int ds_probe(struct usb_interface *, const struct usb_device_id *);
-void ds_disconnect(struct usb_interface *);
+static int ds_probe(struct usb_interface *, const struct usb_device_id *);
+static void ds_disconnect(struct usb_interface *);
 
 int ds_touch_bit(struct ds_device *, u8, u8 *);
 int ds_read_byte(struct ds_device *, u8 *);
 int ds_read_bit(struct ds_device *, u8 *);
 int ds_write_byte(struct ds_device *, u8);
 int ds_write_bit(struct ds_device *, u8);
-int ds_start_pulse(struct ds_device *, int);
-int ds_set_speed(struct ds_device *, int);
+static int ds_start_pulse(struct ds_device *, int);
 int ds_reset(struct ds_device *, struct ds_status *);
-int ds_detect(struct ds_device *, struct ds_status *);
-int ds_stop_pulse(struct ds_device *, int);
 struct ds_device * ds_get_device(void);
 void ds_put_device(struct ds_device *);
 
@@ -79,11 +76,11 @@ void ds_put_device(struct ds_device *dev
 static int ds_send_control_cmd(struct ds_device *dev, u16 value, u16 index)
 {
        int err;
-       
-       err = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 
dev->ep[EP_CONTROL]), 
+
+       err = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 
dev->ep[EP_CONTROL]),
                        CONTROL_CMD, 0x40, value, index, NULL, 0, 1000);
        if (err < 0) {
-               printk(KERN_ERR "Failed to send command control message %x.%x: 
err=%d.\n", 
+               printk(KERN_ERR "Failed to send command control message %x.%x: 
err=%d.\n",
                                value, index, err);
                return err;
        }
@@ -94,11 +91,11 @@ static int ds_send_control_cmd(struct ds
 static int ds_send_control_mode(struct ds_device *dev, u16 value, u16 index)
 {
        int err;
-       
-       err = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 
dev->ep[EP_CONTROL]), 
+
+       err = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 
dev->ep[EP_CONTROL]),
                        MODE_CMD, 0x40, value, index, NULL, 0, 1000);
        if (err < 0) {
-               printk(KERN_ERR "Failed to send mode control message %x.%x: 
err=%d.\n", 
+               printk(KERN_ERR "Failed to send mode control message %x.%x: 
err=%d.\n",
                                value, index, err);
                return err;
        }
@@ -109,11 +106,11 @@ static int ds_send_control_mode(struct d
 static int ds_send_control(struct ds_device *dev, u16 value, u16 index)
 {
        int err;
-       
-       err = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 
dev->ep[EP_CONTROL]), 
+
+       err = usb_control_msg(dev->udev, usb_sndctrlpipe(dev->udev, 
dev->ep[EP_CONTROL]),
                        COMM_CMD, 0x40, value, index, NULL, 0, 1000);
        if (err < 0) {
-               printk(KERN_ERR "Failed to send control message %x.%x: 
err=%d.\n", 
+               printk(KERN_ERR "Failed to send control message %x.%x: 
err=%d.\n",
                                value, index, err);
                return err;
        }
@@ -126,19 +123,20 @@ static inline void ds_dump_status(unsign
        printk("%45s: %8x\n", str, buf[off]);
 }
 
-int ds_recv_status_nodump(struct ds_device *dev, struct ds_status *st, 
unsigned char *buf, int size)
+static int ds_recv_status_nodump(struct ds_device *dev, struct ds_status *st,
+                                unsigned char *buf, int size)
 {
        int count, err;
-               
+
        memset(st, 0, sizeof(st));
-       
+
        count = 0;
        err = usb_bulk_msg(dev->udev, usb_rcvbulkpipe(dev->udev, 
dev->ep[EP_STATUS]), buf, size, &count, 100);
        if (err < 0) {
                printk(KERN_ERR "Failed to read 1-wire data from 0x%x: 
err=%d.\n", dev->ep[EP_STATUS], err);
                return err;
        }
-       
+
        if (count >= sizeof(*st))
                memcpy(st, buf, sizeof(*st));
 
@@ -149,13 +147,13 @@ static int ds_recv_status(struct ds_devi
 {
        unsigned char buf[64];
        int count, err = 0, i;
-       
+
        memcpy(st, buf, sizeof(*st));
-               
+
        count = ds_recv_status_nodump(dev, st, buf, sizeof(buf));
        if (count < 0)
                return err;
-       
+
        printk("0x%x: count=%d, status: ", dev->ep[EP_STATUS], count);
        for (i=0; i<count; ++i)
                printk("%02x ", buf[i]);
@@ -199,7 +197,7 @@ static int ds_recv_status(struct ds_devi
                        return err;
        }
 #endif
-       
+
        return err;
 }
 
@@ -207,9 +205,9 @@ static int ds_recv_data(struct ds_device
 {
        int count, err;
        struct ds_status st;
-       
+
        count = 0;
-       err = usb_bulk_msg(dev->udev, usb_rcvbulkpipe(dev->udev, 
dev->ep[EP_DATA_IN]), 
+       err = usb_bulk_msg(dev->udev, usb_rcvbulkpipe(dev->udev, 
dev->ep[EP_DATA_IN]),
                                buf, size, &count, 1000);
        if (err < 0) {
                printk(KERN_INFO "Clearing ep0x%x.\n", dev->ep[EP_DATA_IN]);
@@ -234,7 +232,7 @@ static int ds_recv_data(struct ds_device
 static int ds_send_data(struct ds_device *dev, unsigned char *buf, int len)
 {
        int count, err;
-       
+
        count = 0;
        err = usb_bulk_msg(dev->udev, usb_sndbulkpipe(dev->udev, 
dev->ep[EP_DATA_OUT]), buf, len, &count, 1000);
        if (err < 0) {
@@ -245,12 +243,14 @@ static int ds_send_data(struct ds_device
        return err;
 }
 
+#if 0
+
 int ds_stop_pulse(struct ds_device *dev, int limit)
 {
        struct ds_status st;
        int count = 0, err = 0;
        u8 buf[0x20];
-       
+
        do {
                err = ds_send_control(dev, CTL_HALT_EXE_IDLE, 0);
                if (err)
@@ -275,7 +275,7 @@ int ds_stop_pulse(struct ds_device *dev,
 int ds_detect(struct ds_device *dev, struct ds_status *st)
 {
        int err;
-       
+
        err = ds_send_control_cmd(dev, CTL_RESET_DEVICE, 0);
        if (err)
                return err;
@@ -283,11 +283,11 @@ int ds_detect(struct ds_device *dev, str
        err = ds_send_control(dev, COMM_SET_DURATION | COMM_IM, 0);
        if (err)
                return err;
-       
+
        err = ds_send_control(dev, COMM_SET_DURATION | COMM_IM | COMM_TYPE, 
0x40);
        if (err)
                return err;
-       
+
        err = ds_send_control_mode(dev, MOD_PULSE_EN, PULSE_PROG);
        if (err)
                return err;
@@ -297,7 +297,9 @@ int ds_detect(struct ds_device *dev, str
        return err;
 }
 
-int ds_wait_status(struct ds_device *dev, struct ds_status *st)
+#endif  /*  0  */
+
+static int ds_wait_status(struct ds_device *dev, struct ds_status *st)
 {
        u8 buf[0x20];
        int err, count = 0;
@@ -305,7 +307,7 @@ int ds_wait_status(struct ds_device *dev
        do {
                err = ds_recv_status_nodump(dev, st, buf, sizeof(buf));
 #if 0
-               if (err >= 0) { 
+               if (err >= 0) {
                        int i;
                        printk("0x%x: count=%d, status: ", dev->ep[EP_STATUS], 
err);
                        for (i=0; i<err; ++i)
@@ -319,10 +321,8 @@ int ds_wait_status(struct ds_device *dev
        if (((err > 16) && (buf[0x10] & 0x01)) || count >= 100 || err < 0) {
                ds_recv_status(dev, st);
                return -1;
-       }
-       else {
+       } else
                return 0;
-       }
 }
 
 int ds_reset(struct ds_device *dev, struct ds_status *st)
@@ -345,6 +345,7 @@ int ds_reset(struct ds_device *dev, stru
        return 0;
 }
 
+#if 0
 int ds_set_speed(struct ds_device *dev, int speed)
 {
        int err;
@@ -356,20 +357,21 @@ int ds_set_speed(struct ds_device *dev, 
                speed = SPEED_FLEXIBLE;
 
        speed &= 0xff;
-       
+
        err = ds_send_control_mode(dev, MOD_1WIRE_SPEED, speed);
        if (err)
                return err;
 
        return err;
 }
+#endif  /*  0  */
 
-int ds_start_pulse(struct ds_device *dev, int delay)
+static int ds_start_pulse(struct ds_device *dev, int delay)
 {
        int err;
        u8 del = 1 + (u8)(delay >> 4);
        struct ds_status st;
-       
+
 #if 0
        err = ds_stop_pulse(dev, 10);
        if (err)
@@ -390,7 +392,7 @@ int ds_start_pulse(struct ds_device *dev
        mdelay(delay);
 
        ds_wait_status(dev, &st);
-       
+
        return err;
 }
 
@@ -400,7 +402,7 @@ int ds_touch_bit(struct ds_device *dev, 
        struct ds_status st;
        u16 value = (COMM_BIT_IO | COMM_IM) | ((bit) ? COMM_D : 0);
        u16 cmd;
-       
+
        err = ds_send_control(dev, value, 0);
        if (err)
                return err;
@@ -430,7 +432,7 @@ int ds_write_bit(struct ds_device *dev, 
 {
        int err;
        struct ds_status st;
-       
+
        err = ds_send_control(dev, COMM_BIT_IO | COMM_IM | (bit) ? COMM_D : 0, 
0);
        if (err)
                return err;
@@ -445,7 +447,7 @@ int ds_write_byte(struct ds_device *dev,
        int err;
        struct ds_status st;
        u8 rbyte;
-       
+
        err = ds_send_control(dev, COMM_BYTE_IO | COMM_IM | COMM_SPU, byte);
        if (err)
                return err;
@@ -453,11 +455,11 @@ int ds_write_byte(struct ds_device *dev,
        err = ds_wait_status(dev, &st);
        if (err)
                return err;
-               
+
        err = ds_recv_data(dev, &rbyte, sizeof(rbyte));
        if (err < 0)
                return err;
-       
+
        ds_start_pulse(dev, PULLUP_PULSE_DURATION);
 
        return !(byte == rbyte);
@@ -470,11 +472,11 @@ int ds_read_bit(struct ds_device *dev, u
        err = ds_send_control_mode(dev, MOD_PULSE_EN, PULSE_SPUE);
        if (err)
                return err;
-       
+
        err = ds_send_control(dev, COMM_BIT_IO | COMM_IM | COMM_SPU | COMM_D, 
0);
        if (err)
                return err;
-       
+
        err = ds_recv_data(dev, bit, sizeof(*bit));
        if (err < 0)
                return err;
@@ -492,7 +494,7 @@ int ds_read_byte(struct ds_device *dev, 
                return err;
 
        ds_wait_status(dev, &st);
-       
+
        err = ds_recv_data(dev, byte, sizeof(*byte));
        if (err < 0)
                return err;
@@ -509,17 +511,17 @@ int ds_read_block(struct ds_device *dev,
                return -E2BIG;
 
        memset(buf, 0xFF, len);
-       
+
        err = ds_send_data(dev, buf, len);
        if (err < 0)
                return err;
-       
+
        err = ds_send_control(dev, COMM_BLOCK_IO | COMM_IM | COMM_SPU, len);
        if (err)
                return err;
 
        ds_wait_status(dev, &st);
-       
+
        memset(buf, 0x00, len);
        err = ds_recv_data(dev, buf, len);
 
@@ -530,11 +532,11 @@ int ds_write_block(struct ds_device *dev
 {
        int err;
        struct ds_status st;
-       
+
        err = ds_send_data(dev, buf, len);
        if (err < 0)
                return err;
-       
+
        ds_wait_status(dev, &st);
 
        err = ds_send_control(dev, COMM_BLOCK_IO | COMM_IM | COMM_SPU, len);
@@ -548,10 +550,12 @@ int ds_write_block(struct ds_device *dev
                return err;
 
        ds_start_pulse(dev, PULLUP_PULSE_DURATION);
-       
+
        return !(err == len);
 }
 
+#if 0
+
 int ds_search(struct ds_device *dev, u64 init, u64 *buf, u8 id_number, int 
conditional_search)
 {
        int err;
@@ -559,11 +563,11 @@ int ds_search(struct ds_device *dev, u64
        struct ds_status st;
 
        memset(buf, 0, sizeof(buf));
-       
+
        err = ds_send_data(ds_dev, (unsigned char *)&init, 8);
        if (err)
                return err;
-       
+
        ds_wait_status(ds_dev, &st);
 
        value = COMM_SEARCH_ACCESS | COMM_IM | COMM_SM | COMM_F | COMM_RTS;
@@ -589,7 +593,7 @@ int ds_match_access(struct ds_device *de
        err = ds_send_data(dev, (unsigned char *)&init, sizeof(init));
        if (err)
                return err;
-       
+
        ds_wait_status(dev, &st);
 
        err = ds_send_control(dev, COMM_MATCH_ACCESS | COMM_IM | COMM_RST, 
0x0055);
@@ -609,11 +613,11 @@ int ds_set_path(struct ds_device *dev, u
 
        memcpy(buf, &init, 8);
        buf[8] = BRANCH_MAIN;
-       
+
        err = ds_send_data(dev, buf, sizeof(buf));
        if (err)
                return err;
-       
+
        ds_wait_status(dev, &st);
 
        err = ds_send_control(dev, COMM_SET_PATH | COMM_IM | COMM_RST, 0);
@@ -625,7 +629,10 @@ int ds_set_path(struct ds_device *dev, u
        return 0;
 }
 
-int ds_probe(struct usb_interface *intf, const struct usb_device_id *udev_id)
+#endif  /*  0  */
+
+static int ds_probe(struct usb_interface *intf,
+                   const struct usb_device_id *udev_id)
 {
        struct usb_device *udev = interface_to_usbdev(intf);
        struct usb_endpoint_descriptor *endpoint;
@@ -653,7 +660,7 @@ int ds_probe(struct usb_interface *intf,
                printk(KERN_ERR "Failed to reset configuration: err=%d.\n", 
err);
                return err;
        }
-       
+
        iface_desc = &intf->altsetting[0];
        if (iface_desc->desc.bNumEndpoints != NUM_EP-1) {
                printk(KERN_INFO "Num endpoints=%d. It is not DS9490R.\n", 
iface_desc->desc.bNumEndpoints);
@@ -662,37 +669,37 @@ int ds_probe(struct usb_interface *intf,
 
        atomic_set(&ds_dev->refcnt, 0);
        memset(ds_dev->ep, 0, sizeof(ds_dev->ep));
-       
+
        /*
-        * This loop doesn'd show control 0 endpoint, 
+        * This loop doesn'd show control 0 endpoint,
         * so we will fill only 1-3 endpoints entry.
         */
        for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) {
                endpoint = &iface_desc->endpoint[i].desc;
 
                ds_dev->ep[i+1] = endpoint->bEndpointAddress;
-               
+
                printk("%d: addr=%x, size=%d, dir=%s, type=%x\n",
                        i, endpoint->bEndpointAddress, 
le16_to_cpu(endpoint->wMaxPacketSize),
                        (endpoint->bEndpointAddress & USB_DIR_IN)?"IN":"OUT",
                        endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK);
        }
-       
+
 #if 0
        {
                int err, i;
                u64 buf[3];
                u64 init=0xb30000002078ee81ull;
                struct ds_status st;
-               
+
                ds_reset(ds_dev, &st);
                err = ds_search(ds_dev, init, buf, 3, 0);
                if (err < 0)
                        return err;
                for (i=0; i<err; ++i)
                        printk("%d: %llx\n", i, buf[i]);
-               
-               printk("Resetting...\n");       
+
+               printk("Resetting...\n");
                ds_reset(ds_dev, &st);
                printk("Setting path for %llx.\n", init);
                err = ds_set_path(ds_dev, init);
@@ -707,12 +714,12 @@ int ds_probe(struct usb_interface *intf,
                err = ds_search(ds_dev, init, buf, 3, 0);
 
                printk("ds_search() returned %d\n", err);
-               
+
                if (err < 0)
                        return err;
                for (i=0; i<err; ++i)
                        printk("%d: %llx\n", i, buf[i]);
-               
+
                return 0;
        }
 #endif
@@ -720,10 +727,10 @@ int ds_probe(struct usb_interface *intf,
        return 0;
 }
 
-void ds_disconnect(struct usb_interface *intf)
+static void ds_disconnect(struct usb_interface *intf)
 {
        struct ds_device *dev;
-       
+
        dev = usb_get_intfdata(intf);
        usb_set_intfdata(intf, NULL);
 
@@ -740,7 +747,7 @@ void ds_disconnect(struct usb_interface 
        ds_dev = NULL;
 }
 
-int ds_init(void)
+static int ds_init(void)
 {
        int err;
 
@@ -753,7 +760,7 @@ int ds_init(void)
        return 0;
 }
 
-void ds_fini(void)
+static void ds_fini(void)
 {
        usb_deregister(&ds_driver);
 }
@@ -776,8 +783,8 @@ EXPORT_SYMBOL(ds_get_device);
 EXPORT_SYMBOL(ds_put_device);
 
 /*
- * This functions can be used for EEPROM programming, 
- * when driver will be included into mainline this will 
+ * This functions can be used for EEPROM programming,
+ * when driver will be included into mainline this will
  * require uncommenting.
  */
 #if 0
diff --git a/drivers/w1/dscore.h b/drivers/w1/dscore.h
--- a/drivers/w1/dscore.h
+++ b/drivers/w1/dscore.h
@@ -1,8 +1,8 @@
 /*
- *     dscore.h
+ *     dscore.h
  *
  * Copyright (c) 2004 Evgeniy Polyakov <[EMAIL PROTECTED]>
- * 
+ *
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -122,7 +122,7 @@
 
 struct ds_device
 {
-       struct usb_device       *udev;
+       struct usb_device       *udev;
        struct usb_interface    *intf;
 
        int                     ep[NUM_EP];
@@ -156,11 +156,7 @@ int ds_read_byte(struct ds_device *, u8 
 int ds_read_bit(struct ds_device *, u8 *);
 int ds_write_byte(struct ds_device *, u8);
 int ds_write_bit(struct ds_device *, u8);
-int ds_start_pulse(struct ds_device *, int);
-int ds_set_speed(struct ds_device *, int);
 int ds_reset(struct ds_device *, struct ds_status *);
-int ds_detect(struct ds_device *, struct ds_status *);
-int ds_stop_pulse(struct ds_device *, int);
 struct ds_device * ds_get_device(void);
 void ds_put_device(struct ds_device *);
 int ds_write_block(struct ds_device *, u8 *, int);
-
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