struct snd_monitor_file {
struct file *file;
- struct snd_monitor_file *next;
const struct file_operations *disconnected_f_op;
- struct list_head shutdown_list;
+ struct list_head shutdown_list; /* still need to shutdown */
+ struct list_head list; /* link of monitor files */
};
/* main structure for soundcard */
struct snd_info_entry *proc_id; /* the card id */
struct proc_dir_entry *proc_root_link; /* number link to real id */
- struct snd_monitor_file *files; /* all files associated to this card */
+ struct list_head files_list; /* all files associated to this card */
struct snd_shutdown_f_ops *s_f_ops; /* file operations in the shutdown
state */
spinlock_t files_lock; /* lock the files for this card */
extern int (*snd_mixer_oss_notify_callback)(struct snd_card *card, int cmd);
#endif
+int snd_card_create(int idx, const char *id,
+ struct module *module, int extra_size,
+ struct snd_card **card_ret);
+
+static inline __deprecated
struct snd_card *snd_card_new(int idx, const char *id,
- struct module *module, int extra_size);
+ struct module *module, int extra_size)
+{
+ struct snd_card *card;
+ if (snd_card_create(idx, id, module, extra_size, &card) < 0)
+ return NULL;
+ return card;
+}
+
int snd_card_disconnect(struct snd_card *card);
int snd_card_free(struct snd_card *card);
int snd_card_free_when_closed(struct snd_card *card);
* snd_printk - printk wrapper
* @fmt: format string
*
- * Works like print() but prints the file and the line of the caller
+ * Works like printk() but prints the file and the line of the caller
* when configured with CONFIG_SND_VERBOSE_PRINTK.
*/
#define snd_printk(fmt, args...) \
printk(fmt ,##args)
#endif
+/**
+ * snd_BUG - give a BUG warning message and stack trace
+ *
+ * Calls WARN() if CONFIG_SND_DEBUG is set.
+ * Ignored when CONFIG_SND_DEBUG is not set.
+ */
#define snd_BUG() WARN(1, "BUG?\n")
+
+/**
+ * snd_BUG_ON - debugging check macro
+ * @cond: condition to evaluate
+ *
+ * When CONFIG_SND_DEBUG is set, this macro evaluates the given condition,
+ * and call WARN() and returns the value if it's non-zero.
+ *
+ * When CONFIG_SND_DEBUG is not set, this just returns zero, and the given
+ * condition is ignored.
+ *
+ * NOTE: the argument won't be evaluated at all when CONFIG_SND_DEBUG=n.
+ * Thus, don't put any statement that influences on the code behavior,
+ * such as pre/post increment, to the argument of this macro.
+ * If you want to evaluate and give a warning, use standard WARN_ON().
+ */
#define snd_BUG_ON(cond) WARN((cond), "BUG? (%s)\n", __stringify(cond))
#else /* !CONFIG_SND_DEBUG */
#define snd_printd(fmt, args...) do { } while (0)
#define snd_BUG() do { } while (0)
-static inline int __snd_bug_on(void)
+static inline int __snd_bug_on(int cond)
{
return 0;
}
-#define snd_BUG_ON(cond) __snd_bug_on() /* always false */
+#define snd_BUG_ON(cond) __snd_bug_on(0 && (cond)) /* always false */
#endif /* CONFIG_SND_DEBUG */
struct snd_pci_quirk {
unsigned short subvendor; /* PCI subvendor ID */
unsigned short subdevice; /* PCI subdevice ID */
+ unsigned short subdevice_mask; /* bitmask to match */
int value; /* value */
#ifdef CONFIG_SND_DEBUG_VERBOSE
const char *name; /* name of the device (optional) */
#endif
};
-#define _SND_PCI_QUIRK_ID(vend,dev) \
- .subvendor = (vend), .subdevice = (dev)
+#define _SND_PCI_QUIRK_ID_MASK(vend, mask, dev) \
+ .subvendor = (vend), .subdevice = (dev), .subdevice_mask = (mask)
+#define _SND_PCI_QUIRK_ID(vend, dev) \
+ _SND_PCI_QUIRK_ID_MASK(vend, 0xffff, dev)
#define SND_PCI_QUIRK_ID(vend,dev) {_SND_PCI_QUIRK_ID(vend, dev)}
#ifdef CONFIG_SND_DEBUG_VERBOSE
#define SND_PCI_QUIRK(vend,dev,xname,val) \
{_SND_PCI_QUIRK_ID(vend, dev), .value = (val), .name = (xname)}
+#define SND_PCI_QUIRK_VENDOR(vend, xname, val) \
+ {_SND_PCI_QUIRK_ID_MASK(vend, 0, 0), .value = (val), .name = (xname)}
+#define SND_PCI_QUIRK_MASK(vend, mask, dev, xname, val) \
+ {_SND_PCI_QUIRK_ID_MASK(vend, mask, dev), \
+ .value = (val), .name = (xname)}
#else
#define SND_PCI_QUIRK(vend,dev,xname,val) \
{_SND_PCI_QUIRK_ID(vend, dev), .value = (val)}
+#define SND_PCI_QUIRK_MASK(vend, mask, dev, xname, val) \
+ {_SND_PCI_QUIRK_ID_MASK(vend, mask, dev), .value = (val)}
+#define SND_PCI_QUIRK_VENDOR(vend, xname, val) \
+ {_SND_PCI_QUIRK_ID_MASK(vend, 0, 0), .value = (val)}
#endif
const struct snd_pci_quirk *