i2c.c (c1f3ee120bb61045b1c0a3ead620d1d65af47130) i2c.c (5e246b850df563224be26f1d409cf66fd6c968df)
1/*
2 * Generic i2c interface for ALSA
3 *
4 * (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de>
5 * Modified for the ALSA driver by Jaroslav Kysela <perex@perex.cz>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by

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44 .probeaddr = snd_i2c_bit_probeaddr,
45};
46
47static int snd_i2c_bus_free(struct snd_i2c_bus *bus)
48{
49 struct snd_i2c_bus *slave;
50 struct snd_i2c_device *device;
51
1/*
2 * Generic i2c interface for ALSA
3 *
4 * (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de>
5 * Modified for the ALSA driver by Jaroslav Kysela <perex@perex.cz>
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by

--- 35 unchanged lines hidden (view full) ---

44 .probeaddr = snd_i2c_bit_probeaddr,
45};
46
47static int snd_i2c_bus_free(struct snd_i2c_bus *bus)
48{
49 struct snd_i2c_bus *slave;
50 struct snd_i2c_device *device;
51
52 snd_assert(bus != NULL, return -EINVAL);
52 if (snd_BUG_ON(!bus))
53 return -EINVAL;
53 while (!list_empty(&bus->devices)) {
54 device = snd_i2c_device(bus->devices.next);
55 snd_i2c_device_free(device);
56 }
57 if (bus->master)
58 list_del(&bus->buses);
59 else {
60 while (!list_empty(&bus->buses)) {

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108EXPORT_SYMBOL(snd_i2c_bus_create);
109
110int snd_i2c_device_create(struct snd_i2c_bus *bus, const char *name,
111 unsigned char addr, struct snd_i2c_device **rdevice)
112{
113 struct snd_i2c_device *device;
114
115 *rdevice = NULL;
54 while (!list_empty(&bus->devices)) {
55 device = snd_i2c_device(bus->devices.next);
56 snd_i2c_device_free(device);
57 }
58 if (bus->master)
59 list_del(&bus->buses);
60 else {
61 while (!list_empty(&bus->buses)) {

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109EXPORT_SYMBOL(snd_i2c_bus_create);
110
111int snd_i2c_device_create(struct snd_i2c_bus *bus, const char *name,
112 unsigned char addr, struct snd_i2c_device **rdevice)
113{
114 struct snd_i2c_device *device;
115
116 *rdevice = NULL;
116 snd_assert(bus != NULL, return -EINVAL);
117 if (snd_BUG_ON(!bus))
118 return -EINVAL;
117 device = kzalloc(sizeof(*device), GFP_KERNEL);
118 if (device == NULL)
119 return -ENOMEM;
120 device->addr = addr;
121 strlcpy(device->name, name, sizeof(device->name));
122 list_add_tail(&device->list, &bus->devices);
123 device->bus = bus;
124 *rdevice = device;

--- 220 unchanged lines hidden --- 		119 device = kzalloc(sizeof(*device), GFP_KERNEL);
120 if (device == NULL)
121 return -ENOMEM;
122 device->addr = addr;
123 strlcpy(device->name, name, sizeof(device->name));
124 list_add_tail(&device->list, &bus->devices);
125 device->bus = bus;
126 *rdevice = device;

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